


Problems with canvas and drawImage, experts can quickly learn_html/css_WEB-ITnose
代码如下:
drawImage出来的图片尺寸变形,不是原来图片的形状,会看到canvas背景蓝色。
回复讨论(解决方案)
请问你用的是什么浏览器呀???我用的chrome opera ie9貌似都没有你说的问题
.after($("
canvas画布的尺寸没问题,用drawImage画出来的图片与源img节点尺寸不一样
canvas里面的width和height跟css里面的width和height是不一样的,我以前就被坑过。。 统一用canvas.width比较好,画板的坐标神马的跟这个width是一样的,跟css里面的不一样
canvas画布的尺寸没问题,用drawImage画出来的图片与源img节点尺寸不一样
2楼已经和你说的很清楚了
谢了各位,解决了
怎么解决的呀,也碰到了同样的问题,望楼主告知下解决的方法哦!!
怎么解决的呀,也碰到了同样的问题,望楼主告知下解决的方法哦!!
canvas的width和height要设置成属性而不是样式
就是这种
不是 和 canvas {width: 400px; height: 300px;}
原来如此。。。。 坑了我好久。。。。

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