mirror of
https://github.com/myvesta/vesta.git
synced 2024-11-08 14:40:16 -08:00
174 lines
6.7 KiB
HTML
174 lines
6.7 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<title>jquery.iviewer test</title>
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<script type="text/javascript" src="jquery.js" ></script>
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<script type="text/javascript" src="jqueryui.js" ></script>
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<script type="text/javascript" src="jquery.mousewheel.min.js" ></script>
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<script type="text/javascript" src="../jquery.iviewer.js" ></script>
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<script type="text/javascript">
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jQuery(function($){
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var viewer;
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function isInCircle(x, y) {
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var relative_x = x - this.x;
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var relative_y = y - this.y;
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return Math.sqrt(relative_x*relative_x + relative_y*relative_y) <= this.r;
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}
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function isInRectangle(x, y) {
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return (this.x1 <= x && x <= this.x2) && (this.y1 <= y && y<= this.y2);
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}
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function getCircleCenter() { return {x: this.x, y: this.y}; }
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function getRectangleCenter() { return {x: (this.x2+this.x1)/2, y: (this.y2+this.y1)/2}; }
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var objects = [
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{x: 100, y: 100, r: 50, isInObject: isInCircle, title: 'big circle', getCenter: getCircleCenter },
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{x: 150, y: 250, r: 35, isInObject: isInCircle, title: 'middle circle', getCenter: getCircleCenter },
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{x: 500, y: 300, r: 10, isInObject: isInCircle, title: 'small circle', getCenter: getCircleCenter },
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{x1: 200, y1: 400, x2: 300, y2: 500, isInObject: isInRectangle, title: 'rectangle', getCenter: getRectangleCenter }
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]
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function whereIam(x, y) {
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for (var i=0; i<objects.length; i++) {
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var obj = objects[i];
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if (obj.isInObject(x, y))
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return obj;
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}
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return null;
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}
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function showMe(ev, a) {
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$.each(objects, function(i, object) {
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if (object.title == $(a).html()) {
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var center = object.getCenter();
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var offset = viewer.iviewer('imageToContainer', center.x, center.y);
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var containerOffset = viewer.iviewer('getContainerOffset');
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var pointer = $('#pointer');
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offset.x += containerOffset.left - 20;
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offset.y += containerOffset.top - 40;
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pointer.css('display', 'block');
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pointer.css('left', offset.x+'px');
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pointer.css('top', offset.y+'px');
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}
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});
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ev.preventDefault();
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}
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window.showMe = showMe;
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viewer = $("#viewer1").iviewer({
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src: "test_active_with_objects.GIF",
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onClick: function(ev, coords) {
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var object = whereIam(coords.x, coords.y);
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if (object)
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alert('Clicked at ('+coords.x+', '+coords.y+'). This is '+object.title);
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},
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onMouseMove: function(ev, coords) {
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var object = whereIam(coords.x, coords.y);
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if (object) {
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$('#status').html('You are in ('+coords.x.toFixed(1)+', '+coords.y.toFixed(1)+'). This is '+object.title);
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this.container.css('cursor', 'crosshair');
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} else {
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$('#status').html('You are in ('+coords.x.toFixed(1)+', '+coords.y.toFixed(1)+'). This is empty space');
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this.container.css('cursor', null);
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}
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},
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onBeforeDrag: function(ev, coords) {
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// remove pointer if image is getting moving
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// because it's not actual anymore
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$('#pointer').css('display', 'none');
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// forbid dragging when cursor is whithin the object
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return whereIam(coords.x, coords.y) ? false : true;
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},
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onZoom: function(ev) {
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// remove pointer if image is resizing
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// because it's not actual anymore
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$('#pointer').css('display', 'none');
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},
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initCallback: function(ev) {
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this.container.context.iviewer = this;
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}
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});
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});
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</script>
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<link rel="stylesheet" href="../jquery.iviewer.css" />
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<style>
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html, body {
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height: 100%;
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padding: 0;
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margin: 0;
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}
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.viewer
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{
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height: 100%;
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position: relative;
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background-color: lightgreen;
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}
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.wrapper
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{
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border: 1px solid black;
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position: absolute;
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top: 5em;
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left: 1em;
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bottom: 1em;
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right: 1em;
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overflow: hidden; /*for opera*/
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}
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.toolbar
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{
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border: 1px solid black;
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position: absolute;
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top: 1em;
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left: 1em;
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right: 1em;
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height: 3em;
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}
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#pointer
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{
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background-image: url('arrow.png');
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width: 40px;
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height: 40px;
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position: absolute;
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display: none;
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}
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</style>
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</head>
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<body>
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<div class="toolbar">
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<span id="status"></span>|Show me:
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<a href="#" onclick="showMe(event, this)">big circle</a>,
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<a href="#" onclick="showMe(event, this)">middle circle</a>,
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<a href="#" onclick="showMe(event, this)">small circle</a>,
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<a href="#" onclick="showMe(event, this)">rectangle</a>
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</div>
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<div class="wrapper">
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<div id="viewer1" class="viewer"></div>
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</div>
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<div id="pointer"></div>
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</body>
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</html>
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