Каким образом реализовать режим рисования на Canvas?
@justice
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var canvas = document.getElementById("myCanvas");
var ctx = canvas.getContext("2d");
ctx.beginPath();
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var isDrawing = false; |
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canvas.addEventListener("mousedown", startDraw);
canvas.addEventListener("mousemove", draw);
canvas.addEventListener("mouseup", endDraw);
canvas.addEventListener("mouseout", endDraw);
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function startDraw(e) {
isDrawing = true;
ctx.moveTo(e.clientX, e.clientY);
}
function draw(e) {
if (isDrawing) {
ctx.lineTo(e.clientX, e.clientY);
ctx.stroke();
}
}
function endDraw(e) {
isDrawing = false;
}
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ctx.strokeStyle = "red"; //цвет ctx.lineWidth = 5; //толщина |