JavaScript Code復(fù)制內(nèi)容到剪貼板
- var canvas = document.getElementById("canvas");
- var context = canvas.getContext("2d");
-
- context.font="bold 30px Arial";
- context.strokeStyle = "#1712F4";
- context.strokeText("歡迎來(lái)到我的博客！",30,100);
-
- context.font="bold 50px Arial";
- var grd = context.createLinearGradient( 30 , 200, 400 , 300 );
- grd.addColorStop(0,"#1EF9F7");
- grd.addColorStop(0.25,"#FC0F31");
- grd.addColorStop(0.5,"#ECF811");
- grd.addColorStop(0.75,"#2F0AF1");
- grd.addColorStop(1,"#160303");
- context.fillStyle = grd;
- context.fillText("歡迎來(lái)到我的博客！",30,200);
-
- context.save();
- context.moveTo(200,280);
- context.lineTo(200,420);
- context.stroke();
- context.font="bold 20px Arial";
- context.fillStyle = "#F80707";
- context.textAlign="left";
- context.fillText("文本在指定的位置開始",200,300);
- context.textAlign="center";
- context.fillText("文本的中心被放置在指定的位置",200,350);
- context.textAlign="right";
- context.fillText("文本在指定的位置結(jié)束",200,400);
- context.restore();
-
- context.save();
- context.moveTo(10,500);
- context.lineTo(500,500);
- context.stroke();
- context.fillStyle="#F60D0D";
- context.font="bold 20px Arial";
- context.textBaseline="top";
- context.fillText("指定位置在上面",10,500);
- context.textBaseline="bottom";
- context.fillText("指定位置在下面",150,500);
- context.textBaseline="middle";
- context.fillText("指定位置居中",300,500);
- context.restore();
-
-
- context.font="bold 40px Arial";
- context.strokeStyle = "#16F643";
- var text = "歡迎來(lái)到我的博客！";
- context.strokeText("歡迎來(lái)到我的博客！",10,600);
- context.strokeText("上面字符串的寬度為："+context.measureText(text).width,10,650);
-
