弧这里是我的伪代码: var percentage = 0.781743; // no specific length
var degrees = percentage * 360.0;
var radians = degrees * Math.PI/180.0;
var x = 50;
var y = 50;
var r = 30;
var s = 1.5 * Math.PI;
我发现html5canvastutorials.com这个教程: var triangle = new Kinetic.Shape(function(){
var context = this.getContext();
context.beginPath();
context.lineWidth = 4;
context.strok
我正在开发一个基于HTML5 canvas的迷你游戏,我似乎无法组织线性动画。 我使用这个代码添加一个“目标”对象到画布: var target = new Kinetic.Shape(function(){
var context = this.getContext();
context.drawImage(images.target, x, y, 2*radius, 2*r