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718ad8e2 | 1 | // Copyright (c) 2011 Google, Inc. |
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2 | // |
3 | // Permission is hereby granted, free of charge, to any person obtaining a copy | |
4 | // of this software and associated documentation files (the "Software"), to deal | |
5 | // in the Software without restriction, including without limitation the rights | |
6 | // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
7 | // copies of the Software, and to permit persons to whom the Software is | |
8 | // furnished to do so, subject to the following conditions: | |
9 | // | |
10 | // The above copyright notice and this permission notice shall be included in | |
11 | // all copies or substantial portions of the Software. | |
12 | // | |
13 | // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
14 | // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
15 | // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
16 | // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
17 | // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
18 | // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
19 | // THE SOFTWARE. | |
20 | ||
21 | ||
22 | /** | |
23 | * @fileoverview Utility functions for Dygraphs. | |
24 | * | |
25 | * @author konigsberg@google.com (Robert Konigsberg) | |
26 | */ | |
27 | var DygraphOps = {}; | |
28 | ||
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29 | DygraphOps.defaultEvent_ = { |
30 | type : '', | |
31 | canBubble : true, | |
32 | cancelable : true, | |
33 | view : document.defaultView, | |
34 | detail : 0, | |
35 | screenX : 0, | |
36 | screenY : 0, | |
37 | clientX : 0, | |
38 | clientY : 0, | |
39 | ctrlKey : false, | |
40 | altKey : false, | |
41 | shiftKey : false, | |
42 | metaKey : false, | |
43 | button : 0, | |
44 | relatedTarget : null | |
45 | }; | |
46 | ||
47 | DygraphOps.createEvent_ = function(command, custom) { | |
48 | ||
49 | var copy = function(from, to) { | |
50 | if (from != null) { | |
51 | for (var prop in from) { | |
52 | if(from.hasOwnProperty(prop)) { | |
53 | to[prop] = from[prop]; | |
54 | } | |
55 | } | |
56 | } | |
72a74f04 | 57 | } |
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58 | |
59 | var e = {}; | |
60 | copy(DygraphOps.defaultEvent_, e); | |
61 | copy(command, e); | |
62 | copy(custom, e); | |
63 | ||
64 | var event = document.createEvent('MouseEvents'); | |
65 | event.initMouseEvent( | |
66 | e.type, | |
67 | e.canBubble, | |
68 | e.cancelable, | |
69 | e.view, | |
70 | e.detail, | |
71 | e.screenX, | |
72 | e.screenY, | |
73 | e.clientX, | |
74 | e.clientY, | |
75 | e.ctrlKey, | |
76 | e.altKey, | |
77 | e.shiftKey, | |
78 | e.metaKey, | |
79 | e.button, | |
80 | e.relatedTarget); | |
81 | return event; | |
82 | } | |
83 | ||
84 | DygraphOps.dispatchDoubleClick = function(g, custom) { | |
85 | var opts = { | |
86 | type : 'dblclick', | |
87 | detail : 2 | |
88 | }; | |
89 | var event = DygraphOps.createEvent_(opts, custom); | |
90 | g.canvas_.dispatchEvent(event); | |
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91 | }; |
92 | ||
a12f271c | 93 | DygraphOps.dispatchMouseDown = function(g, x, y, custom) { |
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94 | var px = Dygraph.findPosX(g.canvas_); |
95 | var py = Dygraph.findPosY(g.canvas_); | |
96 | ||
97 | var pageX = px + g.toDomXCoord(x); | |
98 | var pageY = py + g.toDomYCoord(y); | |
99 | ||
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100 | var opts = { |
101 | type : 'mousedown', | |
102 | detail : 1, | |
103 | screenX : pageX, | |
104 | screenY : pageY, | |
105 | clientX : pageX, | |
106 | clientY : pageY, | |
107 | }; | |
108 | ||
109 | var event = DygraphOps.createEvent_(opts, custom); | |
110 | g.canvas_.dispatchEvent(event); | |
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111 | }; |
112 | ||
a12f271c | 113 | DygraphOps.dispatchMouseMove = function(g, x, y, custom) { |
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114 | var px = Dygraph.findPosX(g.canvas_); |
115 | var py = Dygraph.findPosY(g.canvas_); | |
116 | ||
117 | var pageX = px + g.toDomXCoord(x); | |
118 | var pageY = py + g.toDomYCoord(y); | |
119 | ||
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120 | var opts = { |
121 | type : 'mousemove', | |
122 | screenX : pageX, | |
123 | screenY : pageY, | |
124 | clientX : pageX, | |
125 | clientY : pageY, | |
126 | }; | |
127 | ||
128 | var event = DygraphOps.createEvent_(opts, custom); | |
129 | g.canvas_.dispatchEvent(event); | |
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130 | }; |
131 | ||
a12f271c | 132 | DygraphOps.dispatchMouseUp = function(g, x, y, custom) { |
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133 | var px = Dygraph.findPosX(g.canvas_); |
134 | var py = Dygraph.findPosY(g.canvas_); | |
135 | ||
136 | var pageX = px + g.toDomXCoord(x); | |
137 | var pageY = py + g.toDomYCoord(y); | |
138 | ||
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139 | var opts = { |
140 | type : 'mouseup', | |
141 | screenX : pageX, | |
142 | screenY : pageY, | |
143 | clientX : pageX, | |
144 | clientY : pageY, | |
145 | }; | |
146 | ||
147 | var event = DygraphOps.createEvent_(opts, custom); | |
148 | g.canvas_.dispatchEvent(event); | |
72a74f04 | 149 | }; |