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1318 alexandre_ 1
/*
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	Copyright (c) 2004-2006, The Dojo Foundation
3
	All Rights Reserved.
4
 
5
	Licensed under the Academic Free License version 2.1 or above OR the
6
	modified BSD license. For more information on Dojo licensing, see:
7
 
8
		http://dojotoolkit.org/community/licensing.shtml
9
*/
10
 
1422 alexandre_ 11
 
12
 
1318 alexandre_ 13
dojo.provide("dojo.lfx.html");
14
dojo.require("dojo.gfx.color");
15
dojo.require("dojo.lfx.Animation");
16
dojo.require("dojo.lang.array");
17
dojo.require("dojo.html.display");
18
dojo.require("dojo.html.color");
19
dojo.require("dojo.html.layout");
20
dojo.lfx.html._byId = function (nodes) {
21
	if (!nodes) {
22
		return [];
23
	}
24
	if (dojo.lang.isArrayLike(nodes)) {
25
		if (!nodes.alreadyChecked) {
26
			var n = [];
27
			dojo.lang.forEach(nodes, function (node) {
28
				n.push(dojo.byId(node));
29
			});
30
			n.alreadyChecked = true;
31
			return n;
32
		} else {
33
			return nodes;
34
		}
35
	} else {
36
		var n = [];
37
		n.push(dojo.byId(nodes));
38
		n.alreadyChecked = true;
39
		return n;
40
	}
41
};
42
dojo.lfx.html.propertyAnimation = function (nodes, propertyMap, duration, easing, handlers) {
43
	nodes = dojo.lfx.html._byId(nodes);
44
	var targs = {"propertyMap":propertyMap, "nodes":nodes, "duration":duration, "easing":easing || dojo.lfx.easeDefault};
45
	var setEmUp = function (args) {
46
		if (args.nodes.length == 1) {
47
			var pm = args.propertyMap;
48
			if (!dojo.lang.isArray(args.propertyMap)) {
49
				var parr = [];
50
				for (var pname in pm) {
51
					pm[pname].property = pname;
52
					parr.push(pm[pname]);
53
				}
54
				pm = args.propertyMap = parr;
55
			}
56
			dojo.lang.forEach(pm, function (prop) {
57
				if (dj_undef("start", prop)) {
58
					if (prop.property != "opacity") {
59
						prop.start = parseInt(dojo.html.getComputedStyle(args.nodes[0], prop.property));
60
					} else {
61
						prop.start = dojo.html.getOpacity(args.nodes[0]);
62
					}
63
				}
64
			});
65
		}
66
	};
67
	var coordsAsInts = function (coords) {
68
		var cints = [];
69
		dojo.lang.forEach(coords, function (c) {
70
			cints.push(Math.round(c));
71
		});
72
		return cints;
73
	};
74
	var setStyle = function (n, style) {
75
		n = dojo.byId(n);
76
		if (!n || !n.style) {
77
			return;
78
		}
79
		for (var s in style) {
80
			try {
81
				if (s == "opacity") {
82
					dojo.html.setOpacity(n, style[s]);
83
				} else {
84
					n.style[s] = style[s];
85
				}
86
			}
87
			catch (e) {
88
				dojo.debug(e);
89
			}
90
		}
91
	};
92
	var propLine = function (properties) {
93
		this._properties = properties;
94
		this.diffs = new Array(properties.length);
95
		dojo.lang.forEach(properties, function (prop, i) {
96
			if (dojo.lang.isFunction(prop.start)) {
97
				prop.start = prop.start(prop, i);
98
			}
99
			if (dojo.lang.isFunction(prop.end)) {
100
				prop.end = prop.end(prop, i);
101
			}
102
			if (dojo.lang.isArray(prop.start)) {
103
				this.diffs[i] = null;
104
			} else {
105
				if (prop.start instanceof dojo.gfx.color.Color) {
106
					prop.startRgb = prop.start.toRgb();
107
					prop.endRgb = prop.end.toRgb();
108
				} else {
109
					this.diffs[i] = prop.end - prop.start;
110
				}
111
			}
112
		}, this);
113
		this.getValue = function (n) {
114
			var ret = {};
115
			dojo.lang.forEach(this._properties, function (prop, i) {
116
				var value = null;
117
				if (dojo.lang.isArray(prop.start)) {
118
				} else {
119
					if (prop.start instanceof dojo.gfx.color.Color) {
120
						value = (prop.units || "rgb") + "(";
121
						for (var j = 0; j < prop.startRgb.length; j++) {
122
							value += Math.round(((prop.endRgb[j] - prop.startRgb[j]) * n) + prop.startRgb[j]) + (j < prop.startRgb.length - 1 ? "," : "");
123
						}
124
						value += ")";
125
					} else {
126
						value = ((this.diffs[i]) * n) + prop.start + (prop.property != "opacity" ? prop.units || "px" : "");
127
					}
128
				}
129
				ret[dojo.html.toCamelCase(prop.property)] = value;
130
			}, this);
131
			return ret;
132
		};
133
	};
134
	var anim = new dojo.lfx.Animation({beforeBegin:function () {
135
		setEmUp(targs);
136
		anim.curve = new propLine(targs.propertyMap);
137
	}, onAnimate:function (propValues) {
138
		dojo.lang.forEach(targs.nodes, function (node) {
139
			setStyle(node, propValues);
140
		});
141
	}}, targs.duration, null, targs.easing);
142
	if (handlers) {
143
		for (var x in handlers) {
144
			if (dojo.lang.isFunction(handlers[x])) {
145
				anim.connect(x, anim, handlers[x]);
146
			}
147
		}
148
	}
149
	return anim;
150
};
151
dojo.lfx.html._makeFadeable = function (nodes) {
152
	var makeFade = function (node) {
153
		if (dojo.render.html.ie) {
154
			if ((node.style.zoom.length == 0) && (dojo.html.getStyle(node, "zoom") == "normal")) {
155
				node.style.zoom = "1";
156
			}
157
			if ((node.style.width.length == 0) && (dojo.html.getStyle(node, "width") == "auto")) {
158
				node.style.width = "auto";
159
			}
160
		}
161
	};
162
	if (dojo.lang.isArrayLike(nodes)) {
163
		dojo.lang.forEach(nodes, makeFade);
164
	} else {
165
		makeFade(nodes);
166
	}
167
};
168
dojo.lfx.html.fade = function (nodes, values, duration, easing, callback) {
169
	nodes = dojo.lfx.html._byId(nodes);
170
	var props = {property:"opacity"};
171
	if (!dj_undef("start", values)) {
172
		props.start = values.start;
173
	} else {
174
		props.start = function () {
175
			return dojo.html.getOpacity(nodes[0]);
176
		};
177
	}
178
	if (!dj_undef("end", values)) {
179
		props.end = values.end;
180
	} else {
181
		dojo.raise("dojo.lfx.html.fade needs an end value");
182
	}
183
	var anim = dojo.lfx.propertyAnimation(nodes, [props], duration, easing);
184
	anim.connect("beforeBegin", function () {
185
		dojo.lfx.html._makeFadeable(nodes);
186
	});
187
	if (callback) {
188
		anim.connect("onEnd", function () {
189
			callback(nodes, anim);
190
		});
191
	}
192
	return anim;
193
};
194
dojo.lfx.html.fadeIn = function (nodes, duration, easing, callback) {
195
	return dojo.lfx.html.fade(nodes, {end:1}, duration, easing, callback);
196
};
197
dojo.lfx.html.fadeOut = function (nodes, duration, easing, callback) {
198
	return dojo.lfx.html.fade(nodes, {end:0}, duration, easing, callback);
199
};
200
dojo.lfx.html.fadeShow = function (nodes, duration, easing, callback) {
201
	nodes = dojo.lfx.html._byId(nodes);
202
	dojo.lang.forEach(nodes, function (node) {
203
		dojo.html.setOpacity(node, 0);
204
	});
205
	var anim = dojo.lfx.html.fadeIn(nodes, duration, easing, callback);
206
	anim.connect("beforeBegin", function () {
207
		if (dojo.lang.isArrayLike(nodes)) {
208
			dojo.lang.forEach(nodes, dojo.html.show);
209
		} else {
210
			dojo.html.show(nodes);
211
		}
212
	});
213
	return anim;
214
};
215
dojo.lfx.html.fadeHide = function (nodes, duration, easing, callback) {
216
	var anim = dojo.lfx.html.fadeOut(nodes, duration, easing, function () {
217
		if (dojo.lang.isArrayLike(nodes)) {
218
			dojo.lang.forEach(nodes, dojo.html.hide);
219
		} else {
220
			dojo.html.hide(nodes);
221
		}
222
		if (callback) {
223
			callback(nodes, anim);
224
		}
225
	});
226
	return anim;
227
};
228
dojo.lfx.html.wipeIn = function (nodes, duration, easing, callback) {
229
	nodes = dojo.lfx.html._byId(nodes);
230
	var anims = [];
231
	dojo.lang.forEach(nodes, function (node) {
232
		var oprop = {};
233
		var origTop, origLeft, origPosition;
234
		with (node.style) {
235
			origTop = top;
236
			origLeft = left;
237
			origPosition = position;
238
			top = "-9999px";
239
			left = "-9999px";
240
			position = "absolute";
241
			display = "";
242
		}
243
		var nodeHeight = dojo.html.getBorderBox(node).height;
244
		with (node.style) {
245
			top = origTop;
246
			left = origLeft;
247
			position = origPosition;
248
			display = "none";
249
		}
250
		var anim = dojo.lfx.propertyAnimation(node, {"height":{start:1, end:function () {
251
			return nodeHeight;
252
		}}}, duration, easing);
253
		anim.connect("beforeBegin", function () {
254
			oprop.overflow = node.style.overflow;
255
			oprop.height = node.style.height;
256
			with (node.style) {
257
				overflow = "hidden";
258
				height = "1px";
259
			}
260
			dojo.html.show(node);
261
		});
262
		anim.connect("onEnd", function () {
263
			with (node.style) {
264
				overflow = oprop.overflow;
265
				height = oprop.height;
266
			}
267
			if (callback) {
268
				callback(node, anim);
269
			}
270
		});
271
		anims.push(anim);
272
	});
273
	return dojo.lfx.combine(anims);
274
};
275
dojo.lfx.html.wipeOut = function (nodes, duration, easing, callback) {
276
	nodes = dojo.lfx.html._byId(nodes);
277
	var anims = [];
278
	dojo.lang.forEach(nodes, function (node) {
279
		var oprop = {};
280
		var anim = dojo.lfx.propertyAnimation(node, {"height":{start:function () {
281
			return dojo.html.getContentBox(node).height;
282
		}, end:1}}, duration, easing, {"beforeBegin":function () {
283
			oprop.overflow = node.style.overflow;
284
			oprop.height = node.style.height;
285
			with (node.style) {
286
				overflow = "hidden";
287
			}
288
			dojo.html.show(node);
289
		}, "onEnd":function () {
290
			dojo.html.hide(node);
291
			with (node.style) {
292
				overflow = oprop.overflow;
293
				height = oprop.height;
294
			}
295
			if (callback) {
296
				callback(node, anim);
297
			}
298
		}});
299
		anims.push(anim);
300
	});
301
	return dojo.lfx.combine(anims);
302
};
303
dojo.lfx.html.slideTo = function (nodes, coords, duration, easing, callback) {
304
	nodes = dojo.lfx.html._byId(nodes);
305
	var anims = [];
306
	var compute = dojo.html.getComputedStyle;
307
	if (dojo.lang.isArray(coords)) {
308
		dojo.deprecated("dojo.lfx.html.slideTo(node, array)", "use dojo.lfx.html.slideTo(node, {top: value, left: value});", "0.5");
309
		coords = {top:coords[0], left:coords[1]};
310
	}
311
	dojo.lang.forEach(nodes, function (node) {
312
		var top = null;
313
		var left = null;
314
		var init = (function () {
315
			var innerNode = node;
316
			return function () {
317
				var pos = compute(innerNode, "position");
318
				top = (pos == "absolute" ? node.offsetTop : parseInt(compute(node, "top")) || 0);
319
				left = (pos == "absolute" ? node.offsetLeft : parseInt(compute(node, "left")) || 0);
320
				if (!dojo.lang.inArray(["absolute", "relative"], pos)) {
321
					var ret = dojo.html.abs(innerNode, true);
322
					dojo.html.setStyleAttributes(innerNode, "position:absolute;top:" + ret.y + "px;left:" + ret.x + "px;");
323
					top = ret.y;
324
					left = ret.x;
325
				}
326
			};
327
		})();
328
		init();
329
		var anim = dojo.lfx.propertyAnimation(node, {"top":{start:top, end:(coords.top || 0)}, "left":{start:left, end:(coords.left || 0)}}, duration, easing, {"beforeBegin":init});
330
		if (callback) {
331
			anim.connect("onEnd", function () {
332
				callback(nodes, anim);
333
			});
334
		}
335
		anims.push(anim);
336
	});
337
	return dojo.lfx.combine(anims);
338
};
339
dojo.lfx.html.slideBy = function (nodes, coords, duration, easing, callback) {
340
	nodes = dojo.lfx.html._byId(nodes);
341
	var anims = [];
342
	var compute = dojo.html.getComputedStyle;
343
	if (dojo.lang.isArray(coords)) {
344
		dojo.deprecated("dojo.lfx.html.slideBy(node, array)", "use dojo.lfx.html.slideBy(node, {top: value, left: value});", "0.5");
345
		coords = {top:coords[0], left:coords[1]};
346
	}
347
	dojo.lang.forEach(nodes, function (node) {
348
		var top = null;
349
		var left = null;
350
		var init = (function () {
351
			var innerNode = node;
352
			return function () {
353
				var pos = compute(innerNode, "position");
354
				top = (pos == "absolute" ? node.offsetTop : parseInt(compute(node, "top")) || 0);
355
				left = (pos == "absolute" ? node.offsetLeft : parseInt(compute(node, "left")) || 0);
356
				if (!dojo.lang.inArray(["absolute", "relative"], pos)) {
357
					var ret = dojo.html.abs(innerNode, true);
358
					dojo.html.setStyleAttributes(innerNode, "position:absolute;top:" + ret.y + "px;left:" + ret.x + "px;");
359
					top = ret.y;
360
					left = ret.x;
361
				}
362
			};
363
		})();
364
		init();
365
		var anim = dojo.lfx.propertyAnimation(node, {"top":{start:top, end:top + (coords.top || 0)}, "left":{start:left, end:left + (coords.left || 0)}}, duration, easing).connect("beforeBegin", init);
366
		if (callback) {
367
			anim.connect("onEnd", function () {
368
				callback(nodes, anim);
369
			});
370
		}
371
		anims.push(anim);
372
	});
373
	return dojo.lfx.combine(anims);
374
};
375
dojo.lfx.html.explode = function (start, endNode, duration, easing, callback) {
376
	var h = dojo.html;
377
	start = dojo.byId(start);
378
	endNode = dojo.byId(endNode);
379
	var startCoords = h.toCoordinateObject(start, true);
380
	var outline = document.createElement("div");
381
	h.copyStyle(outline, endNode);
382
	if (endNode.explodeClassName) {
383
		outline.className = endNode.explodeClassName;
384
	}
385
	with (outline.style) {
386
		position = "absolute";
387
		display = "none";
388
		var backgroundStyle = h.getStyle(start, "background-color");
389
		backgroundColor = backgroundStyle ? backgroundStyle.toLowerCase() : "transparent";
390
		backgroundColor = (backgroundColor == "transparent") ? "rgb(221, 221, 221)" : backgroundColor;
391
	}
392
	dojo.body().appendChild(outline);
393
	with (endNode.style) {
394
		visibility = "hidden";
395
		display = "block";
396
	}
397
	var endCoords = h.toCoordinateObject(endNode, true);
398
	with (endNode.style) {
399
		display = "none";
400
		visibility = "visible";
401
	}
402
	var props = {opacity:{start:0.5, end:1}};
403
	dojo.lang.forEach(["height", "width", "top", "left"], function (type) {
404
		props[type] = {start:startCoords[type], end:endCoords[type]};
405
	});
406
	var anim = new dojo.lfx.propertyAnimation(outline, props, duration, easing, {"beforeBegin":function () {
407
		h.setDisplay(outline, "block");
408
	}, "onEnd":function () {
409
		h.setDisplay(endNode, "block");
410
		outline.parentNode.removeChild(outline);
411
	}});
412
	if (callback) {
413
		anim.connect("onEnd", function () {
414
			callback(endNode, anim);
415
		});
416
	}
417
	return anim;
418
};
419
dojo.lfx.html.implode = function (startNode, end, duration, easing, callback) {
420
	var h = dojo.html;
421
	startNode = dojo.byId(startNode);
422
	end = dojo.byId(end);
423
	var startCoords = dojo.html.toCoordinateObject(startNode, true);
424
	var endCoords = dojo.html.toCoordinateObject(end, true);
425
	var outline = document.createElement("div");
426
	dojo.html.copyStyle(outline, startNode);
427
	if (startNode.explodeClassName) {
428
		outline.className = startNode.explodeClassName;
429
	}
430
	dojo.html.setOpacity(outline, 0.3);
431
	with (outline.style) {
432
		position = "absolute";
433
		display = "none";
434
		backgroundColor = h.getStyle(startNode, "background-color").toLowerCase();
435
	}
436
	dojo.body().appendChild(outline);
437
	var props = {opacity:{start:1, end:0.5}};
438
	dojo.lang.forEach(["height", "width", "top", "left"], function (type) {
439
		props[type] = {start:startCoords[type], end:endCoords[type]};
440
	});
441
	var anim = new dojo.lfx.propertyAnimation(outline, props, duration, easing, {"beforeBegin":function () {
442
		dojo.html.hide(startNode);
443
		dojo.html.show(outline);
444
	}, "onEnd":function () {
445
		outline.parentNode.removeChild(outline);
446
	}});
447
	if (callback) {
448
		anim.connect("onEnd", function () {
449
			callback(startNode, anim);
450
		});
451
	}
452
	return anim;
453
};
454
dojo.lfx.html.highlight = function (nodes, startColor, duration, easing, callback) {
455
	nodes = dojo.lfx.html._byId(nodes);
456
	var anims = [];
457
	dojo.lang.forEach(nodes, function (node) {
458
		var color = dojo.html.getBackgroundColor(node);
459
		var bg = dojo.html.getStyle(node, "background-color").toLowerCase();
460
		var bgImage = dojo.html.getStyle(node, "background-image");
461
		var wasTransparent = (bg == "transparent" || bg == "rgba(0, 0, 0, 0)");
462
		while (color.length > 3) {
463
			color.pop();
464
		}
465
		var rgb = new dojo.gfx.color.Color(startColor);
466
		var endRgb = new dojo.gfx.color.Color(color);
467
		var anim = dojo.lfx.propertyAnimation(node, {"background-color":{start:rgb, end:endRgb}}, duration, easing, {"beforeBegin":function () {
468
			if (bgImage) {
469
				node.style.backgroundImage = "none";
470
			}
471
			node.style.backgroundColor = "rgb(" + rgb.toRgb().join(",") + ")";
472
		}, "onEnd":function () {
473
			if (bgImage) {
474
				node.style.backgroundImage = bgImage;
475
			}
476
			if (wasTransparent) {
477
				node.style.backgroundColor = "transparent";
478
			}
479
			if (callback) {
480
				callback(node, anim);
481
			}
482
		}});
483
		anims.push(anim);
484
	});
485
	return dojo.lfx.combine(anims);
486
};
487
dojo.lfx.html.unhighlight = function (nodes, endColor, duration, easing, callback) {
488
	nodes = dojo.lfx.html._byId(nodes);
489
	var anims = [];
490
	dojo.lang.forEach(nodes, function (node) {
491
		var color = new dojo.gfx.color.Color(dojo.html.getBackgroundColor(node));
492
		var rgb = new dojo.gfx.color.Color(endColor);
493
		var bgImage = dojo.html.getStyle(node, "background-image");
494
		var anim = dojo.lfx.propertyAnimation(node, {"background-color":{start:color, end:rgb}}, duration, easing, {"beforeBegin":function () {
495
			if (bgImage) {
496
				node.style.backgroundImage = "none";
497
			}
498
			node.style.backgroundColor = "rgb(" + color.toRgb().join(",") + ")";
499
		}, "onEnd":function () {
500
			if (callback) {
501
				callback(node, anim);
502
			}
503
		}});
504
		anims.push(anim);
505
	});
506
	return dojo.lfx.combine(anims);
507
};
508
dojo.lang.mixin(dojo.lfx, dojo.lfx.html);
509