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54 lines
1.5 KiB
54 lines
1.5 KiB
'use strict';
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import CircleImageBase from '../util/CircleImageBase'
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class Image extends CircleImageBase {
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constructor (options, body, labelModule, imageObj) {
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super(options, body, labelModule);
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this.imageObj = imageObj;
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}
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resize() {
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this._resizeImage();
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}
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draw(ctx, x, y, selected, hover) {
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this.resize();
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this.left = x - this.width / 2;
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this.top = y - this.height / 2;
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this._drawImageAtPosition(ctx);
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this._drawImageLabel(ctx, x, y, selected || hover);
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this.updateBoundingBox(x,y);
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}
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updateBoundingBox(x,y) {
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this.resize();
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this.left = x - this.width / 2;
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this.top = y - this.height / 2;
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this.boundingBox.top = this.top;
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this.boundingBox.left = this.left;
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this.boundingBox.right = this.left + this.width;
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this.boundingBox.bottom = this.top + this.height;
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if (this.options.label !== undefined && this.labelModule.size.width > 0) {
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this.boundingBox.left = Math.min(this.boundingBox.left, this.labelModule.size.left);
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this.boundingBox.right = Math.max(this.boundingBox.right, this.labelModule.size.left + this.labelModule.size.width);
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this.boundingBox.bottom = Math.max(this.boundingBox.bottom, this.boundingBox.bottom + this.labelOffset);
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}
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}
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distanceToBorder(ctx, angle) {
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this.resize(ctx);
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var a = this.width / 2;
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var b = this.height / 2;
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var w = (Math.sin(angle) * a);
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var h = (Math.cos(angle) * b);
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return a * b / Math.sqrt(w * w + h * h);
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}
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}
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export default Image;
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