1.
html5中的canvas标签的创建
2.
HTML5Canvas标签绘制图形
3.
HTML5Canvas标签绘制图片
基于PhoneGap的HTML5的移动应用 中文WORD版
本文档主要讲述的是基于PhoneGap的HTML5的移动应用；希望本文档会给有需要的朋友带来帮助；感兴趣的朋友可以过来看看
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window.onload = function(){
createCanvas();
} function createCanvas(){ var canvas_width= 200, canvas_height = 200;
document.body.innerHTML = "";
}var canvas_width= 500, canvas_height = 500;var mycanvas, context;
window.onload = function(){
createCanvas();
drawRect();
} function createCanvas(){
document.body.innerHTML = "";
mycanvas = document.getElementById("mycanvas");
context = mycanvas.getContext("2d");
}
function drawRect(){
context.fillStyle ="#FF0000"; //context.rotate(45);//旋转45度
//context.translate(200,200);//移动
//context.scale(2,0.5);//缩放
context.fillRect(0,0,200,200);
}var canvas_width= 500, canvas_height = 500;var mycanvas, context;
window.onload = function(){
createCanvas();
drawImage();
} function createCanvas(){
document.body.innerHTML = "";
mycanvas = document.getElementById("mycanvas");
context = mycanvas.getContext("2d");
}
function drawImage(){ var img = new Image();
img.onload = function(){
context.drawImage(img,0,0);
}
img.src = "1.png";
}