-
Notifications
You must be signed in to change notification settings - Fork 763
/
PreloadImages.html
162 lines (127 loc) · 4.34 KB
/
PreloadImages.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
<!DOCTYPE html>
<html>
<head>
<title>Preload Images example</title>
<link href="../_assets/css/shared.css" rel="stylesheet" type="text/css"/>
<link href="../_assets/css/examples.css" rel="stylesheet" type="text/css"/>
<script src="../_assets/js/examples.js"></script>
</head>
<body onload="init()">
<header class="PreloadJS">
<h1>Image Gallery</h1>
<p>This sample loads a number of images, and adds them to a canvas stage when they are complete. Click an image
to put it at the back of the stack.</p>
<p>Note that when loading images locally, you need to ensure that PreloadJS uses tag loading or CORS to avoid
cross-origin errors. Mouse interaction on images may not work locally when these errors occur.</p>
</header>
<div><canvas id="myCanvas" width="960" height="400"></canvas></div>
<script src="../_assets/libs/easeljs-NEXT.min.js"></script>
<script src="../_assets/libs/tweenjs-NEXT.min.js"></script>
<script type="text/javascript" src="../lib/preloadjs-NEXT.js"></script>
<!-- We also provide hosted minified versions of all CreateJS libraries.
http://code.createjs.com -->
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
<script type="text/javascript" id="editable">
var loaderBar;
var stage;
var bar;
var imageContainer;
var currentImage;
var loaderWidth;
var loaderColor;
var borderPadding;
var preload;
var oldItem;
function init() {
canvas = document.getElementById("myCanvas");
stage = new createjs.Stage(canvas);
stage.enableMouseOver(10);
borderPadding = 10;
var barHeight = 20;
loaderColor = createjs.Graphics.getRGB(247, 247, 247);
loaderBar = new createjs.Container();
bar = new createjs.Shape();
bar.graphics.beginFill(loaderColor).drawRect(0, 0, 1, barHeight).endFill();
imageContainer = new createjs.Container();
imageContainer.x = 430;
imageContainer.y = 200;
loaderWidth = 300;
stage.addChild(imageContainer);
var bgBar = new createjs.Shape();
var padding = 3
bgBar.graphics.setStrokeStyle(1).beginStroke(loaderColor).drawRect(-padding / 2, -padding / 2, loaderWidth + padding, barHeight + padding);
loaderBar.x = canvas.width - loaderWidth >> 1;
loaderBar.y = canvas.height - barHeight >> 1;
loaderBar.addChild(bar, bgBar);
stage.addChild(loaderBar);
manifest = [
{src: "image0.jpg", id: "image0"},
{src: "image1.jpg", id: "image1"},
{src: "image2.jpg", id: "image2"},
{src: "image3.jpg", id: "image3"}
];
preload = new createjs.LoadQueue(true, "test/");
// Use this instead to use tag loading
//preload = new createjs.LoadQueue(false);
preload.on("progress", handleProgress);
preload.on("complete", handleComplete);
preload.on("fileload", handleFileLoad);
preload.loadManifest(manifest, true, "../_assets/art/");
createjs.Ticker.framerate = 30;
}
function stop() {
if (preload != null) {
preload.close();
}
}
function handleProgress(event) {
bar.scaleX = event.loaded * loaderWidth;
}
function handleFileLoad(event) {
var image = event.result;
var w = image.width;
var h = image.height;
var bmp = new createjs.Bitmap(image).set({
scaleX: 0.75, scaleY: 0.75,
regX: w / 2, regY: h / 2,
rotation: Math.random() * 16 - 8,
cursor: "pointer",
x: borderPadding / 2 * 0.75, y: borderPadding / 2 * 0.7
});
bmp.on("click", handleClick);
var border = new createjs.Shape(
new createjs.Graphics().beginFill("#FFFFFF").drawRect(0, 0, w + borderPadding, h + borderPadding).endFill()
).set({
rotation: bmp.rotation,
regX: w / 2,
regY: h / 2,
scaleX: bmp.scaleX,
scaleY: bmp.scaleY,
shadow: new createjs.Shadow("#000000", 0, 0, 2.5)
});
var container = new createjs.Container();
container.addChild(border, bmp);
imageContainer.addChild(container);
stage.update();
}
function handleClick(event) {
currentItem = event.target.parent;
createjs.Tween.get(currentItem, {override: true})
.to({y: -300, rotation:currentItem.rotation+Math.random()*30-15}, 200, createjs.Ease.quadInOut)
.call(tweenUpComplete)
.to({y: 0, rotation:currentItem.rotation}, 600, createjs.Ease.quadOut)
.on("change", handleTweenChange);
}
function handleTweenChange(tween) {
stage.update();
}
function tweenUpComplete(event) {
imageContainer.addChildAt(currentItem, 0);
}
function handleComplete(event) {
loaderBar.visible = false;
stage.update();
}
</script>
</body>
</html>