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Move with arrow keys

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This commit is contained in:
Christopher Chedeau 2020-01-01 20:02:09 -08:00
parent 48d9147d87
commit 3c8eb862f5
1 changed files with 19 additions and 0 deletions
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19
src/index.js
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@ -138,6 +138,25 @@ function App() {
}
}
drawScene();
event.preventDefault();
} else if (
event.key === "ArrowLeft" ||
event.key === "ArrowRight" ||
event.key === "ArrowUp" ||
event.key === "ArrowDown"
) {
const step = event.shiftKey ? 5 : 1;
elements.forEach(element => {
if (element.isSelected) {
if (event.key === "ArrowLeft") element.x -= step;
else if (event.key === "ArrowRight") element.x += step;
else if (event.key === "ArrowUp") element.y -= step;
else if (event.key === "ArrowDown") element.y += step;
generateShape(element);
}
});
drawScene();
event.preventDefault();
}
}, []);
React.useEffect(() => {