<li id="li_id1" class="li_img1">
    <div>
        <a href="#"><img id="imge1" class="img1" src="img/slide_001.png" alt="My Profile" />
            <canvas id="canvas1"></canvas>  
        </a>
     </div>
</li>
var img_path="img/slide_01.png";
var context = document.getElementById(canvas1).getContext("2d");
var img = new Image();
img.src = img_path;
context.translate(0, 0); 
context.scale(-1,1) 
context.rotate(-3.09);
img.onload = function() {
    context.drawImage(img,0, -205,190,190);
}
我想我必须放置渐变以使其具有镜像效果。任何想法提前谢谢你。