34 lines
534 B
JavaScript
34 lines
534 B
JavaScript
var directions = {
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"right": {
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"degree": 0,
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"dx": 1,
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"dy": 0
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},
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"down": {
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"degree": 90,
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"dx": 0,
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"dy": 1
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},
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"left": {
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"degree": 180,
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"dx": -1,
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"dy": 0
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},
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"up": {
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"degree": 270,
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"dx": 0,
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"dy": -1
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}
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}
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//Umrechnung von Grad zu Bogenmaß
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var TO_RADIANS = Math.PI / 180;
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function drawRotatedImage(image, x, y, angle) {
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ctx.save();
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ctx.translate(x, y);
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ctx.rotate(angle * TO_RADIANS);
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ctx.drawImage(image, -(image.width / 2), -(image.height / 2));
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ctx.restore();
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}
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