Clock.js
上传用户:kimgenplus
上传日期:2016-06-05
资源大小:20877k
文件大小:5k
- /*
- Copyright (c) 2004-2006, The Dojo Foundation
- All Rights Reserved.
- Licensed under the Academic Free License version 2.1 or above OR the
- modified BSD license. For more information on Dojo licensing, see:
- http://dojotoolkit.org/community/licensing.shtml
- */
- dojo.provide("dojo.widget.Clock");
- dojo.require("dojo.widget.*");
- dojo.require("dojo.gfx.*");
- dojo.require("dojo.uri.Uri");
- dojo.require("dojo.lang.common");
- dojo.require("dojo.lang.timing.Timer");
- dojo.widget.defineWidget("dojo.widget.Clock", dojo.widget.HtmlWidget, function () {
- var self = this;
- this.timeZoneOffset = 0;
- this.label = "";
- this.date = new Date();
- this.handColor = "#788598";
- this.handStroke = "#6f7b8c";
- this.secondHandColor = [201, 4, 5, 0.8];
- this.topLabelColor = "#efefef";
- this.labelColor = "#fff";
- this.timer = new dojo.lang.timing.Timer(1000);
- this.center = {x:75, y:75};
- this.hands = {hour:null, minute:null, second:null};
- this.shadows = {hour:{shadow:null, shift:{dx:2, dy:2}}, minute:{shadow:null, shift:{dx:2, dy:3}}, second:{shadow:null, shift:{dx:4, dy:4}}};
- this.image = dojo.uri.moduleUri("dojo.widget", "templates/images/clock.png");
- this.surface = null;
- this.labelNode = null;
- this.topLabelNode = null;
- this.draw = function () {
- self.date = new Date();
- var h = (self.date.getHours() + self.timeZoneOffset) % 12;
- var m = self.date.getMinutes();
- var s = self.date.getSeconds();
- self.placeHour(h, m, s);
- self.placeMinute(m, s);
- self.placeSecond(s);
- self.topLabelNode.innerHTML = ((self.date.getHours() + self.timeZoneOffset) > 11) ? "PM" : "AM";
- };
- this.timer.onTick = self.draw;
- }, {set:function (dt) {
- this.date = dt;
- if (!this.timer.isRunning) {
- this.draw();
- }
- }, start:function () {
- this.timer.start();
- }, stop:function () {
- this.timer.stop();
- }, _initPoly:function (parent, points) {
- var path = parent.createPath();
- var first = true;
- dojo.lang.forEach(points, function (c) {
- if (first) {
- path.moveTo(c.x, c.y);
- first = false;
- } else {
- path.lineTo(c.x, c.y);
- }
- });
- return path;
- }, _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, dojo.gfx.matrix.rotateg(-angle)]);
- }, placeHour:function (h, m, s) {
- var angle = 30 * (h + m / 60 + s / 3600);
- this._placeHand(this.hands.hour, angle);
- this._placeHand(this.shadows.hour.shadow, angle, this.shadows.hour.shift);
- }, placeMinute:function (m, s) {
- var angle = 6 * (m + s / 60);
- this._placeHand(this.hands.minute, angle);
- this._placeHand(this.shadows.minute.shadow, angle, this.shadows.minute.shift);
- }, placeSecond:function (s) {
- var angle = 6 * s;
- this._placeHand(this.hands.second, angle);
- this._placeHand(this.shadows.second.shadow, angle, this.shadows.second.shift);
- }, init:function () {
- if (this.domNode.style.position != "absolute") {
- this.domNode.style.position = "relative";
- }
- while (this.domNode.childNodes.length > 0) {
- this.domNode.removeChild(this.domNode.childNodes[0]);
- }
- this.domNode.style.width = "150px";
- this.domNode.style.height = "150px";
- this.surface = dojo.gfx.createSurface(this.domNode, 150, 150);
- this.surface.createRect({width:150, height:150});
- this.surface.createImage({width:150, height:150, src:this.image + ""});
- var hP = [{x:-3, y:-4}, {x:3, y:-4}, {x:1, y:-27}, {x:-1, y:-27}, {x:-3, y:-4}];
- var mP = [{x:-3, y:-4}, {x:3, y:-4}, {x:1, y:-38}, {x:-1, y:-38}, {x:-3, y:-4}];
- var sP = [{x:-2, y:-2}, {x:2, y:-2}, {x:1, y:-45}, {x:-1, y:-45}, {x:-2, y:-2}];
- this.shadows.hour.shadow = this._initPoly(this.surface, hP).setFill([0, 0, 0, 0.1]);
- this.hands.hour = this._initPoly(this.surface, hP).setStroke({color:this.handStroke, width:1}).setFill({type:"linear", x1:0, y1:0, x2:0, y2:-27, colors:[{offset:0, color:"#fff"}, {offset:0.33, color:this.handColor}]});
- this.shadows.minute.shadow = this._initPoly(this.surface, mP).setFill([0, 0, 0, 0.1]);
- this.hands.minute = this._initPoly(this.surface, mP).setStroke({color:this.handStroke, width:1}).setFill({type:"linear", x1:0, y1:0, x2:0, y2:-38, colors:[{offset:0, color:"#fff"}, {offset:0.33, color:this.handColor}]});
- this.surface.createCircle({r:6}).setStroke({color:this.handStroke, width:2}).setFill("#fff").setTransform({dx:75, dy:75});
- this.shadows.second.shadow = this._initPoly(this.surface, sP).setFill([0, 0, 0, 0.1]);
- this.hands.second = this._initPoly(this.surface, sP).setFill(this.secondHandColor);
- this.surface.createCircle({r:4}).setFill(this.secondHandColor).setTransform({dx:75, dy:75});
- this.topLabelNode = document.createElement("div");
- with (this.topLabelNode.style) {
- position = "absolute";
- top = "3px";
- left = "0px";
- color = this.topLabelColor;
- textAlign = "center";
- width = "150px";
- fontFamily = "sans-serif";
- fontSize = "11px";
- textTransform = "uppercase";
- fontWeight = "bold";
- }
- this.topLabelNode.innerHTML = ((this.date.getHours() + this.timeZoneOffset) > 11) ? "PM" : "AM";
- this.domNode.appendChild(this.topLabelNode);
- this.labelNode = document.createElement("div");
- with (this.labelNode.style) {
- position = "absolute";
- top = "134px";
- left = "0px";
- color = this.labelColor;
- textAlign = "center";
- width = "150px";
- fontFamily = "sans-serif";
- fontSize = "10px";
- textTransform = "uppercase";
- fontWeight = "bold";
- }
- this.labelNode.innerHTML = this.label || " ";
- this.domNode.appendChild(this.labelNode);
- this.draw();
- }, postCreate:function () {
- this.init();
- this.start();
- }});