web/data/excanvas.js
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Wed, 30 Sep 2009 16:06:58 +0200
branchstable
changeset 3529 87b5086fd6a7
parent 1888 f36d43f00f32
child 4220 713434095f0d
permissions -rw-r--r--
cleanup
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
1888
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
     1
// Copyright 2006 Google Inc.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
     2
//
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
     3
// Licensed under the Apache License, Version 2.0 (the "License");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
     4
// you may not use this file except in compliance with the License.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
     5
// You may obtain a copy of the License at
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
     6
//
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
     7
//   http://www.apache.org/licenses/LICENSE-2.0
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
     8
//
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
     9
// Unless required by applicable law or agreed to in writing, software
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    10
// distributed under the License is distributed on an "AS IS" BASIS,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    11
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    12
// See the License for the specific language governing permissions and
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    13
// limitations under the License.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    14
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    15
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    16
// Known Issues:
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    17
//
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    18
// * Patterns are not implemented.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    19
// * Radial gradient are not implemented. The VML version of these look very
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    20
//   different from the canvas one.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    21
// * Clipping paths are not implemented.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    22
// * Coordsize. The width and height attribute have higher priority than the
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    23
//   width and height style values which isn't correct.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    24
// * Painting mode isn't implemented.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    25
// * Canvas width/height should is using content-box by default. IE in
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    26
//   Quirks mode will draw the canvas using border-box. Either change your
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    27
//   doctype to HTML5
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    28
//   (http://www.whatwg.org/specs/web-apps/current-work/#the-doctype)
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    29
//   or use Box Sizing Behavior from WebFX
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    30
//   (http://webfx.eae.net/dhtml/boxsizing/boxsizing.html)
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    31
// * Optimize. There is always room for speed improvements.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    32
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    33
// only add this code if we do not already have a canvas implementation
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    34
if (!window.CanvasRenderingContext2D) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    35
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    36
(function () {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    37
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    38
  // alias some functions to make (compiled) code shorter
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    39
  var m = Math;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    40
  var mr = m.round;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    41
  var ms = m.sin;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    42
  var mc = m.cos;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    43
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    44
  // this is used for sub pixel precision
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    45
  var Z = 10;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    46
  var Z2 = Z / 2;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    47
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    48
  var G_vmlCanvasManager_ = {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    49
    init: function (opt_doc) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    50
      var doc = opt_doc || document;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    51
      if (/MSIE/.test(navigator.userAgent) && !window.opera) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    52
        var self = this;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    53
        doc.attachEvent("onreadystatechange", function () {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    54
          self.init_(doc);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    55
        });
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    56
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    57
    },
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    58
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    59
    init_: function (doc) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    60
      if (doc.readyState == "complete") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    61
        // create xmlns
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    62
        if (!doc.namespaces["g_vml_"]) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    63
          doc.namespaces.add("g_vml_", "urn:schemas-microsoft-com:vml");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    64
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    65
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    66
        // setup default css
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    67
        var ss = doc.createStyleSheet();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    68
        ss.cssText = "canvas{display:inline-block;overflow:hidden;" +
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    69
            // default size is 300x150 in Gecko and Opera
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    70
            "text-align:left;width:300px;height:150px}" +
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    71
            "g_vml_\\:*{behavior:url(#default#VML)}";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    72
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    73
        // find all canvas elements
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    74
        var els = doc.getElementsByTagName("canvas");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    75
        for (var i = 0; i < els.length; i++) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    76
          if (!els[i].getContext) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    77
            this.initElement(els[i]);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    78
          }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    79
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    80
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    81
    },
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    82
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    83
    fixElement_: function (el) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    84
      // in IE before version 5.5 we would need to add HTML: to the tag name
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    85
      // but we do not care about IE before version 6
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    86
      var outerHTML = el.outerHTML;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    87
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    88
      var newEl = el.ownerDocument.createElement(outerHTML);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    89
      // if the tag is still open IE has created the children as siblings and
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    90
      // it has also created a tag with the name "/FOO"
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    91
      if (outerHTML.slice(-2) != "/>") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    92
        var tagName = "/" + el.tagName;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    93
        var ns;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    94
        // remove content
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    95
        while ((ns = el.nextSibling) && ns.tagName != tagName) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    96
          ns.removeNode();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    97
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    98
        // remove the incorrect closing tag
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    99
        if (ns) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   100
          ns.removeNode();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   101
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   102
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   103
      el.parentNode.replaceChild(newEl, el);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   104
      return newEl;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   105
    },
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   106
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   107
    /**
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   108
     * Public initializes a canvas element so that it can be used as canvas
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   109
     * element from now on. This is called automatically before the page is
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   110
     * loaded but if you are creating elements using createElement you need to
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   111
     * make sure this is called on the element.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   112
     * @param {HTMLElement} el The canvas element to initialize.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   113
     * @return {HTMLElement} the element that was created.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   114
     */
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   115
    initElement: function (el) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   116
      el = this.fixElement_(el);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   117
      el.getContext = function () {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   118
        if (this.context_) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   119
          return this.context_;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   120
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   121
        return this.context_ = new CanvasRenderingContext2D_(this);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   122
      };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   123
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   124
      // do not use inline function because that will leak memory
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   125
      el.attachEvent('onpropertychange', onPropertyChange);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   126
      el.attachEvent('onresize', onResize);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   127
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   128
      var attrs = el.attributes;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   129
      if (attrs.width && attrs.width.specified) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   130
        // TODO: use runtimeStyle and coordsize
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   131
        // el.getContext().setWidth_(attrs.width.nodeValue);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   132
        el.style.width = attrs.width.nodeValue + "px";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   133
      } else {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   134
        el.width = el.clientWidth;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   135
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   136
      if (attrs.height && attrs.height.specified) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   137
        // TODO: use runtimeStyle and coordsize
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   138
        // el.getContext().setHeight_(attrs.height.nodeValue);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   139
        el.style.height = attrs.height.nodeValue + "px";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   140
      } else {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   141
        el.height = el.clientHeight;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   142
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   143
      //el.getContext().setCoordsize_()
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   144
      return el;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   145
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   146
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   147
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   148
  function onPropertyChange(e) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   149
    var el = e.srcElement;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   150
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   151
    switch (e.propertyName) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   152
      case 'width':
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   153
        el.style.width = el.attributes.width.nodeValue + "px";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   154
        el.getContext().clearRect();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   155
        break;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   156
      case 'height':
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   157
        el.style.height = el.attributes.height.nodeValue + "px";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   158
        el.getContext().clearRect();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   159
        break;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   160
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   161
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   162
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   163
  function onResize(e) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   164
    var el = e.srcElement;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   165
    if (el.firstChild) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   166
      el.firstChild.style.width =  el.clientWidth + 'px';
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   167
      el.firstChild.style.height = el.clientHeight + 'px';
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   168
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   169
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   170
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   171
  G_vmlCanvasManager_.init();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   172
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   173
  // precompute "00" to "FF"
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   174
  var dec2hex = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   175
  for (var i = 0; i < 16; i++) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   176
    for (var j = 0; j < 16; j++) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   177
      dec2hex[i * 16 + j] = i.toString(16) + j.toString(16);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   178
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   179
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   180
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   181
  function createMatrixIdentity() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   182
    return [
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   183
      [1, 0, 0],
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   184
      [0, 1, 0],
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   185
      [0, 0, 1]
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   186
    ];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   187
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   188
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   189
  function matrixMultiply(m1, m2) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   190
    var result = createMatrixIdentity();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   191
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   192
    for (var x = 0; x < 3; x++) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   193
      for (var y = 0; y < 3; y++) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   194
        var sum = 0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   195
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   196
        for (var z = 0; z < 3; z++) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   197
          sum += m1[x][z] * m2[z][y];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   198
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   199
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   200
        result[x][y] = sum;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   201
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   202
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   203
    return result;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   204
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   205
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   206
  function copyState(o1, o2) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   207
    o2.fillStyle     = o1.fillStyle;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   208
    o2.lineCap       = o1.lineCap;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   209
    o2.lineJoin      = o1.lineJoin;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   210
    o2.lineWidth     = o1.lineWidth;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   211
    o2.miterLimit    = o1.miterLimit;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   212
    o2.shadowBlur    = o1.shadowBlur;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   213
    o2.shadowColor   = o1.shadowColor;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   214
    o2.shadowOffsetX = o1.shadowOffsetX;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   215
    o2.shadowOffsetY = o1.shadowOffsetY;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   216
    o2.strokeStyle   = o1.strokeStyle;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   217
    o2.arcScaleX_    = o1.arcScaleX_;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   218
    o2.arcScaleY_    = o1.arcScaleY_;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   219
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   220
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   221
  function processStyle(styleString) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   222
    var str, alpha = 1;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   223
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   224
    styleString = String(styleString);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   225
    if (styleString.substring(0, 3) == "rgb") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   226
      var start = styleString.indexOf("(", 3);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   227
      var end = styleString.indexOf(")", start + 1);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   228
      var guts = styleString.substring(start + 1, end).split(",");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   229
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   230
      str = "#";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   231
      for (var i = 0; i < 3; i++) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   232
        str += dec2hex[Number(guts[i])];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   233
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   234
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   235
      if ((guts.length == 4) && (styleString.substr(3, 1) == "a")) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   236
        alpha = guts[3];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   237
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   238
    } else {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   239
      str = styleString;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   240
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   241
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   242
    return [str, alpha];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   243
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   244
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   245
  function processLineCap(lineCap) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   246
    switch (lineCap) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   247
      case "butt":
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   248
        return "flat";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   249
      case "round":
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   250
        return "round";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   251
      case "square":
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   252
      default:
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   253
        return "square";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   254
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   255
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   256
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   257
  /**
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   258
   * This class implements CanvasRenderingContext2D interface as described by
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   259
   * the WHATWG.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   260
   * @param {HTMLElement} surfaceElement The element that the 2D context should
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   261
   * be associated with
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   262
   */
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   263
   function CanvasRenderingContext2D_(surfaceElement) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   264
    this.m_ = createMatrixIdentity();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   265
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   266
    this.mStack_ = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   267
    this.aStack_ = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   268
    this.currentPath_ = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   269
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   270
    // Canvas context properties
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   271
    this.strokeStyle = "#000";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   272
    this.fillStyle = "#000";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   273
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   274
    this.lineWidth = 1;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   275
    this.lineJoin = "miter";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   276
    this.lineCap = "butt";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   277
    this.miterLimit = Z * 1;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   278
    this.globalAlpha = 1;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   279
    this.canvas = surfaceElement;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   280
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   281
    var el = surfaceElement.ownerDocument.createElement('div');
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   282
    el.style.width =  surfaceElement.clientWidth + 'px';
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   283
    el.style.height = surfaceElement.clientHeight + 'px';
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   284
    el.style.overflow = 'hidden';
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   285
    el.style.position = 'absolute';
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   286
    surfaceElement.appendChild(el);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   287
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   288
    this.element_ = el;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   289
    this.arcScaleX_ = 1;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   290
    this.arcScaleY_ = 1;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   291
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   292
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   293
  var contextPrototype = CanvasRenderingContext2D_.prototype;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   294
  contextPrototype.clearRect = function() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   295
    this.element_.innerHTML = "";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   296
    this.currentPath_ = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   297
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   298
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   299
  contextPrototype.beginPath = function() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   300
    // TODO: Branch current matrix so that save/restore has no effect
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   301
    //       as per safari docs.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   302
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   303
    this.currentPath_ = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   304
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   305
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   306
  contextPrototype.moveTo = function(aX, aY) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   307
    this.currentPath_.push({type: "moveTo", x: aX, y: aY});
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   308
    this.currentX_ = aX;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   309
    this.currentY_ = aY;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   310
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   311
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   312
  contextPrototype.lineTo = function(aX, aY) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   313
    this.currentPath_.push({type: "lineTo", x: aX, y: aY});
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   314
    this.currentX_ = aX;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   315
    this.currentY_ = aY;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   316
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   317
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   318
  contextPrototype.bezierCurveTo = function(aCP1x, aCP1y,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   319
                                            aCP2x, aCP2y,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   320
                                            aX, aY) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   321
    this.currentPath_.push({type: "bezierCurveTo",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   322
                           cp1x: aCP1x,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   323
                           cp1y: aCP1y,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   324
                           cp2x: aCP2x,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   325
                           cp2y: aCP2y,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   326
                           x: aX,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   327
                           y: aY});
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   328
    this.currentX_ = aX;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   329
    this.currentY_ = aY;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   330
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   331
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   332
  contextPrototype.quadraticCurveTo = function(aCPx, aCPy, aX, aY) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   333
    // the following is lifted almost directly from
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   334
    // http://developer.mozilla.org/en/docs/Canvas_tutorial:Drawing_shapes
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   335
    var cp1x = this.currentX_ + 2.0 / 3.0 * (aCPx - this.currentX_);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   336
    var cp1y = this.currentY_ + 2.0 / 3.0 * (aCPy - this.currentY_);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   337
    var cp2x = cp1x + (aX - this.currentX_) / 3.0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   338
    var cp2y = cp1y + (aY - this.currentY_) / 3.0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   339
    this.bezierCurveTo(cp1x, cp1y, cp2x, cp2y, aX, aY);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   340
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   341
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   342
  contextPrototype.arc = function(aX, aY, aRadius,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   343
                                  aStartAngle, aEndAngle, aClockwise) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   344
    aRadius *= Z;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   345
    var arcType = aClockwise ? "at" : "wa";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   346
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   347
    var xStart = aX + (mc(aStartAngle) * aRadius) - Z2;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   348
    var yStart = aY + (ms(aStartAngle) * aRadius) - Z2;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   349
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   350
    var xEnd = aX + (mc(aEndAngle) * aRadius) - Z2;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   351
    var yEnd = aY + (ms(aEndAngle) * aRadius) - Z2;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   352
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   353
    // IE won't render arches drawn counter clockwise if xStart == xEnd.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   354
    if (xStart == xEnd && !aClockwise) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   355
      xStart += 0.125; // Offset xStart by 1/80 of a pixel. Use something
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   356
                       // that can be represented in binary
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   357
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   358
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   359
    this.currentPath_.push({type: arcType,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   360
                           x: aX,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   361
                           y: aY,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   362
                           radius: aRadius,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   363
                           xStart: xStart,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   364
                           yStart: yStart,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   365
                           xEnd: xEnd,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   366
                           yEnd: yEnd});
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   367
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   368
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   369
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   370
  contextPrototype.rect = function(aX, aY, aWidth, aHeight) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   371
    this.moveTo(aX, aY);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   372
    this.lineTo(aX + aWidth, aY);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   373
    this.lineTo(aX + aWidth, aY + aHeight);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   374
    this.lineTo(aX, aY + aHeight);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   375
    this.closePath();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   376
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   377
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   378
  contextPrototype.strokeRect = function(aX, aY, aWidth, aHeight) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   379
    // Will destroy any existing path (same as FF behaviour)
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   380
    this.beginPath();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   381
    this.moveTo(aX, aY);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   382
    this.lineTo(aX + aWidth, aY);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   383
    this.lineTo(aX + aWidth, aY + aHeight);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   384
    this.lineTo(aX, aY + aHeight);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   385
    this.closePath();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   386
    this.stroke();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   387
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   388
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   389
  contextPrototype.fillRect = function(aX, aY, aWidth, aHeight) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   390
    // Will destroy any existing path (same as FF behaviour)
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   391
    this.beginPath();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   392
    this.moveTo(aX, aY);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   393
    this.lineTo(aX + aWidth, aY);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   394
    this.lineTo(aX + aWidth, aY + aHeight);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   395
    this.lineTo(aX, aY + aHeight);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   396
    this.closePath();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   397
    this.fill();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   398
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   399
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   400
  contextPrototype.createLinearGradient = function(aX0, aY0, aX1, aY1) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   401
    var gradient = new CanvasGradient_("gradient");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   402
    return gradient;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   403
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   404
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   405
  contextPrototype.createRadialGradient = function(aX0, aY0,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   406
                                                   aR0, aX1,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   407
                                                   aY1, aR1) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   408
    var gradient = new CanvasGradient_("gradientradial");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   409
    gradient.radius1_ = aR0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   410
    gradient.radius2_ = aR1;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   411
    gradient.focus_.x = aX0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   412
    gradient.focus_.y = aY0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   413
    return gradient;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   414
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   415
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   416
  contextPrototype.drawImage = function (image, var_args) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   417
    var dx, dy, dw, dh, sx, sy, sw, sh;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   418
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   419
    // to find the original width we overide the width and height
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   420
    var oldRuntimeWidth = image.runtimeStyle.width;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   421
    var oldRuntimeHeight = image.runtimeStyle.height;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   422
    image.runtimeStyle.width = 'auto';
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   423
    image.runtimeStyle.height = 'auto';
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   424
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   425
    // get the original size
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   426
    var w = image.width;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   427
    var h = image.height;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   428
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   429
    // and remove overides
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   430
    image.runtimeStyle.width = oldRuntimeWidth;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   431
    image.runtimeStyle.height = oldRuntimeHeight;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   432
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   433
    if (arguments.length == 3) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   434
      dx = arguments[1];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   435
      dy = arguments[2];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   436
      sx = sy = 0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   437
      sw = dw = w;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   438
      sh = dh = h;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   439
    } else if (arguments.length == 5) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   440
      dx = arguments[1];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   441
      dy = arguments[2];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   442
      dw = arguments[3];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   443
      dh = arguments[4];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   444
      sx = sy = 0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   445
      sw = w;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   446
      sh = h;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   447
    } else if (arguments.length == 9) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   448
      sx = arguments[1];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   449
      sy = arguments[2];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   450
      sw = arguments[3];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   451
      sh = arguments[4];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   452
      dx = arguments[5];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   453
      dy = arguments[6];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   454
      dw = arguments[7];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   455
      dh = arguments[8];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   456
    } else {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   457
      throw "Invalid number of arguments";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   458
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   459
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   460
    var d = this.getCoords_(dx, dy);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   461
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   462
    var w2 = sw / 2;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   463
    var h2 = sh / 2;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   464
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   465
    var vmlStr = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   466
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   467
    var W = 10;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   468
    var H = 10;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   469
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   470
    // For some reason that I've now forgotten, using divs didn't work
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   471
    vmlStr.push(' <g_vml_:group',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   472
                ' coordsize="', Z * W, ',', Z * H, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   473
                ' coordorigin="0,0"' ,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   474
                ' style="width:', W, ';height:', H, ';position:absolute;');
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   475
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   476
    // If filters are necessary (rotation exists), create them
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   477
    // filters are bog-slow, so only create them if abbsolutely necessary
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   478
    // The following check doesn't account for skews (which don't exist
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   479
    // in the canvas spec (yet) anyway.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   480
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   481
    if (this.m_[0][0] != 1 || this.m_[0][1]) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   482
      var filter = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   483
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   484
      // Note the 12/21 reversal
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   485
      filter.push("M11='", this.m_[0][0], "',",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   486
                  "M12='", this.m_[1][0], "',",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   487
                  "M21='", this.m_[0][1], "',",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   488
                  "M22='", this.m_[1][1], "',",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   489
                  "Dx='", mr(d.x / Z), "',",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   490
                  "Dy='", mr(d.y / Z), "'");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   491
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   492
      // Bounding box calculation (need to minimize displayed area so that
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   493
      // filters don't waste time on unused pixels.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   494
      var max = d;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   495
      var c2 = this.getCoords_(dx + dw, dy);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   496
      var c3 = this.getCoords_(dx, dy + dh);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   497
      var c4 = this.getCoords_(dx + dw, dy + dh);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   498
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   499
      max.x = Math.max(max.x, c2.x, c3.x, c4.x);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   500
      max.y = Math.max(max.y, c2.y, c3.y, c4.y);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   501
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   502
      vmlStr.push("padding:0 ", mr(max.x / Z), "px ", mr(max.y / Z),
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   503
                  "px 0;filter:progid:DXImageTransform.Microsoft.Matrix(",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   504
                  filter.join(""), ", sizingmethod='clip');");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   505
    } else {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   506
      vmlStr.push("top:", mr(d.y / Z), "px;left:", mr(d.x / Z), "px;");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   507
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   508
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   509
    vmlStr.push(' ">' ,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   510
                '<g_vml_:image src="', image.src, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   511
                ' style="width:', Z * dw, ';',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   512
                ' height:', Z * dh, ';"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   513
                ' cropleft="', sx / w, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   514
                ' croptop="', sy / h, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   515
                ' cropright="', (w - sx - sw) / w, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   516
                ' cropbottom="', (h - sy - sh) / h, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   517
                ' />',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   518
                '</g_vml_:group>');
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   519
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   520
    this.element_.insertAdjacentHTML("BeforeEnd",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   521
                                    vmlStr.join(""));
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   522
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   523
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   524
  contextPrototype.stroke = function(aFill) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   525
    var lineStr = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   526
    var lineOpen = false;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   527
    var a = processStyle(aFill ? this.fillStyle : this.strokeStyle);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   528
    var color = a[0];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   529
    var opacity = a[1] * this.globalAlpha;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   530
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   531
    var W = 10;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   532
    var H = 10;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   533
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   534
    lineStr.push('<g_vml_:shape',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   535
                 ' fillcolor="', color, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   536
                 ' filled="', Boolean(aFill), '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   537
                 ' style="position:absolute;width:', W, ';height:', H, ';"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   538
                 ' coordorigin="0 0" coordsize="', Z * W, ' ', Z * H, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   539
                 ' stroked="', !aFill, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   540
                 ' strokeweight="', this.lineWidth, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   541
                 ' strokecolor="', color, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   542
                 ' path="');
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   543
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   544
    var newSeq = false;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   545
    var min = {x: null, y: null};
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   546
    var max = {x: null, y: null};
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   547
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   548
    for (var i = 0; i < this.currentPath_.length; i++) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   549
      var p = this.currentPath_[i];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   550
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   551
      if (p.type == "moveTo") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   552
        lineStr.push(" m ");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   553
        var c = this.getCoords_(p.x, p.y);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   554
        lineStr.push(mr(c.x), ",", mr(c.y));
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   555
      } else if (p.type == "lineTo") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   556
        lineStr.push(" l ");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   557
        var c = this.getCoords_(p.x, p.y);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   558
        lineStr.push(mr(c.x), ",", mr(c.y));
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   559
      } else if (p.type == "close") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   560
        lineStr.push(" x ");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   561
      } else if (p.type == "bezierCurveTo") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   562
        lineStr.push(" c ");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   563
        var c = this.getCoords_(p.x, p.y);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   564
        var c1 = this.getCoords_(p.cp1x, p.cp1y);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   565
        var c2 = this.getCoords_(p.cp2x, p.cp2y);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   566
        lineStr.push(mr(c1.x), ",", mr(c1.y), ",",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   567
                     mr(c2.x), ",", mr(c2.y), ",",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   568
                     mr(c.x), ",", mr(c.y));
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   569
      } else if (p.type == "at" || p.type == "wa") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   570
        lineStr.push(" ", p.type, " ");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   571
        var c  = this.getCoords_(p.x, p.y);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   572
        var cStart = this.getCoords_(p.xStart, p.yStart);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   573
        var cEnd = this.getCoords_(p.xEnd, p.yEnd);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   574
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   575
        lineStr.push(mr(c.x - this.arcScaleX_ * p.radius), ",",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   576
                     mr(c.y - this.arcScaleY_ * p.radius), " ",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   577
                     mr(c.x + this.arcScaleX_ * p.radius), ",",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   578
                     mr(c.y + this.arcScaleY_ * p.radius), " ",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   579
                     mr(cStart.x), ",", mr(cStart.y), " ",
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   580
                     mr(cEnd.x), ",", mr(cEnd.y));
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   581
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   582
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   583
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   584
      // TODO: Following is broken for curves due to
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   585
      //       move to proper paths.
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   586
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   587
      // Figure out dimensions so we can do gradient fills
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   588
      // properly
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   589
      if(c) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   590
        if (min.x == null || c.x < min.x) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   591
          min.x = c.x;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   592
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   593
        if (max.x == null || c.x > max.x) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   594
          max.x = c.x;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   595
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   596
        if (min.y == null || c.y < min.y) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   597
          min.y = c.y;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   598
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   599
        if (max.y == null || c.y > max.y) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   600
          max.y = c.y;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   601
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   602
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   603
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   604
    lineStr.push(' ">');
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   605
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   606
    if (typeof this.fillStyle == "object") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   607
      var focus = {x: "50%", y: "50%"};
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   608
      var width = (max.x - min.x);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   609
      var height = (max.y - min.y);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   610
      var dimension = (width > height) ? width : height;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   611
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   612
      focus.x = mr((this.fillStyle.focus_.x / width) * 100 + 50) + "%";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   613
      focus.y = mr((this.fillStyle.focus_.y / height) * 100 + 50) + "%";
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   614
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   615
      var colors = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   616
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   617
      // inside radius (%)
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   618
      if (this.fillStyle.type_ == "gradientradial") {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   619
        var inside = (this.fillStyle.radius1_ / dimension * 100);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   620
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   621
        // percentage that outside radius exceeds inside radius
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   622
        var expansion = (this.fillStyle.radius2_ / dimension * 100) - inside;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   623
      } else {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   624
        var inside = 0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   625
        var expansion = 100;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   626
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   627
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   628
      var insidecolor = {offset: null, color: null};
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   629
      var outsidecolor = {offset: null, color: null};
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   630
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   631
      // We need to sort 'colors' by percentage, from 0 > 100 otherwise ie
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   632
      // won't interpret it correctly
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   633
      this.fillStyle.colors_.sort(function (cs1, cs2) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   634
        return cs1.offset - cs2.offset;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   635
      });
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   636
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   637
      for (var i = 0; i < this.fillStyle.colors_.length; i++) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   638
        var fs = this.fillStyle.colors_[i];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   639
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   640
        colors.push( (fs.offset * expansion) + inside, "% ", fs.color, ",");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   641
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   642
        if (fs.offset > insidecolor.offset || insidecolor.offset == null) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   643
          insidecolor.offset = fs.offset;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   644
          insidecolor.color = fs.color;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   645
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   646
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   647
        if (fs.offset < outsidecolor.offset || outsidecolor.offset == null) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   648
          outsidecolor.offset = fs.offset;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   649
          outsidecolor.color = fs.color;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   650
        }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   651
      }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   652
      colors.pop();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   653
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   654
      lineStr.push('<g_vml_:fill',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   655
                   ' color="', outsidecolor.color, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   656
                   ' color2="', insidecolor.color, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   657
                   ' type="', this.fillStyle.type_, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   658
                   ' focusposition="', focus.x, ', ', focus.y, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   659
                   ' colors="', colors.join(""), '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   660
                   ' opacity="', opacity, '" />');
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   661
    } else if (aFill) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   662
      lineStr.push('<g_vml_:fill color="', color, '" opacity="', opacity, '" />');
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   663
    } else {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   664
      lineStr.push(
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   665
        '<g_vml_:stroke',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   666
        ' opacity="', opacity,'"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   667
        ' joinstyle="', this.lineJoin, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   668
        ' miterlimit="', this.miterLimit, '"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   669
        ' endcap="', processLineCap(this.lineCap) ,'"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   670
        ' weight="', this.lineWidth, 'px"',
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   671
        ' color="', color,'" />'
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   672
      );
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   673
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   674
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   675
    lineStr.push("</g_vml_:shape>");
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   676
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   677
    this.element_.insertAdjacentHTML("beforeEnd", lineStr.join(""));
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   678
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   679
    //this.currentPath_ = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   680
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   681
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   682
  contextPrototype.fill = function() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   683
    this.stroke(true);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   684
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   685
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   686
  contextPrototype.closePath = function() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   687
    this.currentPath_.push({type: "close"});
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   688
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   689
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   690
  /**
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   691
   * @private
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   692
   */
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   693
  contextPrototype.getCoords_ = function(aX, aY) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   694
    return {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   695
      x: Z * (aX * this.m_[0][0] + aY * this.m_[1][0] + this.m_[2][0]) - Z2,
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   696
      y: Z * (aX * this.m_[0][1] + aY * this.m_[1][1] + this.m_[2][1]) - Z2
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   697
    }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   698
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   699
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   700
  contextPrototype.save = function() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   701
    var o = {};
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   702
    copyState(this, o);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   703
    this.aStack_.push(o);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   704
    this.mStack_.push(this.m_);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   705
    this.m_ = matrixMultiply(createMatrixIdentity(), this.m_);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   706
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   707
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   708
  contextPrototype.restore = function() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   709
    copyState(this.aStack_.pop(), this);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   710
    this.m_ = this.mStack_.pop();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   711
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   712
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   713
  contextPrototype.translate = function(aX, aY) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   714
    var m1 = [
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   715
      [1,  0,  0],
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   716
      [0,  1,  0],
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   717
      [aX, aY, 1]
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   718
    ];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   719
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   720
    this.m_ = matrixMultiply(m1, this.m_);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   721
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   722
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   723
  contextPrototype.rotate = function(aRot) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   724
    var c = mc(aRot);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   725
    var s = ms(aRot);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   726
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   727
    var m1 = [
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   728
      [c,  s, 0],
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   729
      [-s, c, 0],
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   730
      [0,  0, 1]
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   731
    ];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   732
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   733
    this.m_ = matrixMultiply(m1, this.m_);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   734
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   735
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   736
  contextPrototype.scale = function(aX, aY) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   737
    this.arcScaleX_ *= aX;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   738
    this.arcScaleY_ *= aY;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   739
    var m1 = [
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   740
      [aX, 0,  0],
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   741
      [0,  aY, 0],
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   742
      [0,  0,  1]
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   743
    ];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   744
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   745
    this.m_ = matrixMultiply(m1, this.m_);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   746
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   747
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   748
  /******** STUBS ********/
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   749
  contextPrototype.clip = function() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   750
    // TODO: Implement
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   751
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   752
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   753
  contextPrototype.arcTo = function() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   754
    // TODO: Implement
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   755
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   756
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   757
  contextPrototype.createPattern = function() {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   758
    return new CanvasPattern_;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   759
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   760
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   761
  // Gradient / Pattern Stubs
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   762
  function CanvasGradient_(aType) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   763
    this.type_ = aType;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   764
    this.radius1_ = 0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   765
    this.radius2_ = 0;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   766
    this.colors_ = [];
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   767
    this.focus_ = {x: 0, y: 0};
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   768
  }
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   769
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   770
  CanvasGradient_.prototype.addColorStop = function(aOffset, aColor) {
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   771
    aColor = processStyle(aColor);
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   772
    this.colors_.push({offset: 1-aOffset, color: aColor});
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   773
  };
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   774
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   775
  function CanvasPattern_() {}
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   776
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   777
  // set up externs
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   778
  G_vmlCanvasManager = G_vmlCanvasManager_;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   779
  CanvasRenderingContext2D = CanvasRenderingContext2D_;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   780
  CanvasGradient = CanvasGradient_;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   781
  CanvasPattern = CanvasPattern_;
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   782
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   783
})();
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   784
f36d43f00f32 [views] plot with flot and get rid of matplotlib
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   785
} // if