--- /dev/null
+<html>
+<head>
+<title>dojox.gfx: interactive analog clock</title>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+<style type="text/css">
+ @import "../../../dojo/resources/dojo.css";
+ @import "../../../dijit/themes/dijit.css";
+ @import "../../../dijit/tests/css/dijitTests.css";
+</style>
+<!--
+The next line should include Microsoft's Silverlight.js, if you plan to use the silverlight backend
+<script type="text/javascript" src="Silverlight.js"></script>
+-->
+<script type="text/javascript" src="../../../dojo/dojo.js" djConfig="parseOnLoad:true"></script>
+<script type="text/javascript">
+ dojo.require("dijit._Widget");
+ dojo.require("dijit._Templated");
+ dojo.require("dojox.gfx");
+ dojo.require("dojo.date.locale");
+ dojo.declare("demo.Clock",dijit._Widget,{
+
+ time:"",
+
+ img:"images/clock_face_black.jpg",
+
+ postCreate:function(){
+ this.inherited(arguments);
+ if(!this.time){ this.current_time = new Date(); }else{
+ this.current_time = this.time;
+ }
+ dojo.mixin(this,{
+
+ diff_time: new Date(),
+
+ hour_hand:null,
+ hour_shadow:null,
+ hour_shadow_shift:{dx: 2, dy: 2},
+
+ minute_hand:null,
+ minute_shadow:null,
+ minute_shadow_shift:{dx: 3, dy: 3},
+
+ second_hand:null,
+ second_shadow:null,
+ second_shadow_shift:{dx: 4, dy: 4},
+
+ container_position: null
+
+ });
+
+ this._setSize();
+
+ this._init();
+ },
+
+ _setSize:function(){
+
+ this.container_position = dojo.coords(this.domNode, true);
+ this.mb = dojo.marginBox(this.domNode);
+ this.center = {
+ x: (this.mb.w / 2),
+ y: (this.mb.h / 2)
+ };
+
+ },
+
+ _init:function(){
+
+ this.surface = dojox.gfx.createSurface(this.domNode, this.mb.w, this.mb.h);
+ this.group = this.surface.createGroup();
+ this.group.createImage({
+ width: this.center.x * 2,
+ height:this.center.y * 2,
+ src: this.img
+ });
+
+ // hand shapes
+ var _off = 15;
+ var mar = ((this.mb.w / 2) - _off) * -1;
+ var _c = mar * 0.7; // -105;
+ var _a = mar * 0.5; //-60;
+ var _b = mar * 0.75; // -100;
+ var _d = mar * 0.8; // -116;
+ var _e = mar * 0.0523; // -7ish
+ var _f = mar * 0.042;
+ var _g = mar * 0.01234;
+
+ var hour_hand_points = [{x: _e, y: _off }, {x: _e * -1, y: _off }, {x: 0, y: _a }, {x: _e, y: _off }];
+ var minute_hand_points = [{x: _f, y: _off }, {x: _f * -1, y: _off }, {x: 0, y: _b }, {x: _f, y: _off }];
+ var second_hand_points = [
+ {x: _g, y: _off }, {x: _g * -1, y: _off }, {x: _g * -1, y: _c },
+ {x: _e * -1, y: _c }, {x: 0, y: _d }, {x: _e, y: _c },
+ {x: _g, y: _c }, {x: _g, y: _off }
+ ];
+
+ // create shapes
+ this.hour_shadow = this.group.createPolyline(hour_hand_points)
+ .setFill([0, 0, 0, 0.1])
+ ;
+ this.hour_hand = this.group.createPolyline(hour_hand_points)
+ .setStroke({color: "black", width: 2})
+ .setFill("#889")
+ ;
+ this.minute_shadow = this.group.createPolyline(minute_hand_points)
+ .setFill([0, 0, 0, 0.1])
+ ;
+ this.minute_hand = this.group.createPolyline(minute_hand_points)
+ .setStroke({color: "black", width: 2})
+ .setFill("#ccd")
+ ;
+ this.second_shadow = this.group.createPolyline(second_hand_points)
+ .setFill([0, 0, 0, 0.1])
+ ;
+ this.second_hand = this.group.createPolyline(second_hand_points)
+ .setStroke({color: "#800", width: 1})
+ .setFill("#d00")
+ ;
+
+ this.group.createCircle({r: 1}).setFill("black").setTransform({dx: this.center.x, dy: this.center.y });
+
+ // start the clock
+ this.resetTime();
+
+ window.setInterval(dojo.hitch(this,"advanceTime"), 1000);
+ },
+
+ placeHand: function(shape, angle, shift){
+ var move = {dx: this.center.x + (shift ? shift.dx : 0), dy: this.center.y + (shift ? shift.dy : 0)};
+ return shape.setTransform([move, dojox.gfx.matrix.rotateg(angle)]);
+ },
+
+ placeHourHand: function(h, m, s){
+ var angle = 30 * (h % 12 + m / 60 + s / 3600);
+ this.placeHand(this.hour_hand, angle);
+ this.placeHand(this.hour_shadow, angle, this.hour_shadow_shift);
+ },
+
+ placeMinuteHand: function(m, s){
+ var angle = 6 * (m + s / 60);
+ this.placeHand(this.minute_hand, angle);
+ this.placeHand(this.minute_shadow, angle, this.minute_shadow_shift);
+ },
+
+ placeSecondHand:function(s){
+ var angle = 6 * s;
+ this.placeHand(this.second_hand, angle);
+ this.placeHand(this.second_shadow, angle, this.second_shadow_shift);
+ },
+
+ reflectTime: function(time, hold_second_hand, hold_minute_hand, hold_hour_hand){
+ if(!time){ time = this.current_time; }
+ var h = time.getHours();
+ var m = time.getMinutes();
+ var s = time.getSeconds();
+
+ if(!hold_hour_hand) this.placeHourHand(h, m, s);
+ if(!hold_minute_hand) this.placeMinuteHand(m, s);
+ if(!hold_second_hand) this.placeSecondHand(s);
+
+ this.text_time = dojo.date.locale.format(
+ time, {selector: "time", timePattern: "h:mm:ss a"}
+ );
+ },
+
+ resetTime: function(){
+ this.current_time = new Date();
+ this.reflectTime();
+ },
+
+ tick: function(){
+ this.current_time.setSeconds(this.current_time.getSeconds()+1);
+ this.reflectTime();
+ },
+
+ advanceTime: function(){
+ if(!this.selected_hand){
+ this.tick();
+ }
+ },
+
+ normalizeAngle: function(angle){
+ if(angle > Math.PI) {
+ angle -= 2 * Math.PI;
+ } else if(angle < -Math.PI) {
+ angle += 2 * Math.PI;
+ }
+ return angle;
+ },
+
+ calculateAngle: function(x, y, handAngle){
+ try {
+ return this.normalizeAngle(Math.atan2(y - this.center.y, x - this.center.x) - handAngle);
+ }catch(e){ /* supress */ }
+ return 0;
+ },
+
+ getSecondAngle: function(time){
+ if(!time) time = this.current_time;
+ return (6 * time.getSeconds() - 90) / 180 * Math.PI;
+ },
+
+ getMinuteAngle: function(time){
+ if(!time) time = this.current_time;
+ return (6 * (time.getMinutes() + time.getSeconds() / 60) - 90) / 180 * Math.PI;
+ },
+
+ getHourAngle: function(time){
+ if(!time) time = this.current_time;
+ return (30 * (time.getHours() + (time.getMinutes() + time.getSeconds() / 60) / 60) - 90) / 180 * Math.PI;
+ },
+
+ resize: function(size){
+ this.surface.setDimensions(size.w, size.h);
+ this.group.setTransform(dojox.gfx.matrix.scale(size.w/this.mb.w, size.h/this.mb.h));
+ this._setSize();
+ }
+
+ });
+
+ dojo.declare("demo.InteractiveClock",demo.Clock,{
+
+ _init: function(){
+ this.inherited(arguments);
+ // attach events
+ this.diff_time = new Date();
+ this.hour_hand .connect("onmousedown", this,"onMouseDown");
+ this.minute_hand.connect("onmousedown", this,"onMouseDown");
+ this.second_hand.connect("onmousedown", this,"onMouseDown");
+ this.connect(this.domNode, "onmousemove", "onMouseMove");
+ this.connect(this.domNode, "onmouseup", "onMouseUp");
+
+ },
+
+ onMouseDown: function(evt){
+ this.selected_hand = evt.target;
+ this.diff_time.setTime(this.current_time.getTime());
+ dojo.stopEvent(evt);
+ },
+
+ onMouseMove: function(evt){
+ if(!this.selected_hand) return;
+ if(evt.target == this.second_hand.getEventSource() ||
+ evt.target == this.minute_hand.getEventSource() ||
+ evt.target == this.hour_hand.getEventSource()){
+ dojo.stopEvent(evt);
+ return;
+ }
+ if(dojox.gfx.equalSources(this.selected_hand, this.second_hand.getEventSource())){
+ var angle = this.calculateAngle(
+ evt.clientX - this.container_position.x,
+ evt.clientY - this.container_position.y,
+ this.normalizeAngle(this.getSecondAngle())
+ );
+ var diff = Math.round(angle / Math.PI * 180 / 6); // in whole seconds
+ this.current_time.setSeconds(this.current_time.getSeconds() + Math.round(diff));
+ this.reflectTime();
+ }else if(dojox.gfx.equalSources(this.selected_hand, this.minute_hand.getEventSource())){
+ var angle = this.calculateAngle(
+ evt.clientX - this.container_position.x,
+ evt.clientY - this.container_position.y,
+ this.normalizeAngle(this.getMinuteAngle(this.diff_time))
+ );
+ var diff = Math.round(angle / Math.PI * 180 / 6 * 60); // in whole seconds
+ this.diff_time.setTime(this.diff_time.getTime() + 1000 * diff);
+ this.reflectTime(this.diff_time, true);
+
+ }else if(dojox.gfx.equalSources(this.selected_hand, this.hour_hand.getEventSource())){
+ var angle = this.calculateAngle(
+ evt.clientX - this.container_position.x,
+ evt.clientY - this.container_position.y,
+ this.normalizeAngle(this.getHourAngle(this.diff_time))
+ );
+ var diff = Math.round(angle / Math.PI * 180 / 30 * 60 * 60); // in whole seconds
+ this.diff_time.setTime(this.diff_time.getTime() + 1000 * diff);
+ this.reflectTime(this.diff_time, true, true);
+ }else{
+ return;
+ }
+ dojo.stopEvent(evt);
+ },
+
+ onMouseUp:function(evt){
+ if(this.selected_hand && !dojox.gfx.equalSources(this.selected_hand, this.second_hand.getEventSource())){
+ this.current_time.setTime(this.diff_time.getTime());
+ this.reflectTime();
+ }
+ this.selected_hand = null;
+ dojo.stopEvent(evt);
+ }
+ });
+ dojo.require("dijit.form.Button");
+ dojo.addOnLoad(function(){
+ var n = dojo.doc.createElement('div');
+ dojo.body().appendChild(n);
+ dojo.style(n,{
+ height:"200px", width:"200px",
+ border:"5px solid #ededed"
+ });
+ new demo.Clock({},n);
+ });
+
+</script>
+<style type="text/css">
+.movable { cursor: hand; }
+</style>
+</head>
+<body>
+<h1>dojox.gfx: interactive analog clock</h1>
+<p>Grab hands and set your own time.</p>
+<p>Warning: Canvas renderer doesn't implement event handling.</p>
+
+<button dojoType="dijit.form.Button">
+ Resize
+ <script type="dojo/method" event="onClick">
+ dijit.byId("one").resize({ w:250, h:250 });
+ </script>
+</button>
+
+<hr noshade size="0" />
+
+<div class="dijitInline" dojoType="demo.Clock" id="gfx_holder" style="width: 300px; height: 300px;"></div>
+<div class="dijitInline" img="images/clock_face.jpg" dojoType="demo.InteractiveClock" style="width: 225px; height: 225px;"></div>
+<div class="dijitInline" id="one" dojoType="demo.Clock" style="width: 150px; height: 150px;"></div>
+<div class="dijitInline" dojoType="demo.Clock" style="width: 75px; height: 75px;"></div>
+
+<hr noshade size="0" />
+
+
+
+
+</body>
+</html>
projects / eow / blobdiff