回答編集履歴
2
コード提示
test
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@@ -15,3 +15,25 @@
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eはeventの略で、このように書かないと取得できません。
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＜追記＞
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```js
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25
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//wrong
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ctx.fillRect = (col * canvas_magnification, row * canvas_magnification,
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canvas_magnification, canvas_magnification);
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//correct
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ctx.fillRect(col * canvas_magnification, row * canvas_magnification,
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canvas_magnification, canvas_magnification);
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```
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1
misu
test
CHANGED
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@@ -2,7 +2,11 @@
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2
2
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3
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document.addEventListener("click", function(e){
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4
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var rect = e.target.getBoundingClientRect();
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mouseX = e.clientX - rect.left;
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mouseY = e.clientY - rect.top;
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10
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})
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12
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