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55 lines
1.6 KiB
55 lines
1.6 KiB
/**
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* Created by Alex on 3/19/2015.
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*/
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import BaseNode from '../util/baseNode'
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class drawUtil extends BaseNode {
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constructor(options, body, labelModule) {
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super(options, body, labelModule);
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}
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_drawRawCircle(ctx, x, y, selected, hover, size) {
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var borderWidth = this.options.borderWidth;
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var selectionLineWidth = this.options.borderWidthSelected || 2 * this.options.borderWidth;
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ctx.strokeStyle = selected ? this.options.color.highlight.border : hover ? this.options.color.hover.border : this.options.color.border;
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ctx.lineWidth = (selected ? selectionLineWidth : borderWidth);
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ctx.lineWidth *= this.networkScaleInv;
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ctx.lineWidth = Math.min(this.width, ctx.lineWidth);
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ctx.fillStyle = selected ? this.options.color.highlight.background : hover ? this.options.color.hover.background : this.options.color.background;
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ctx.circle(x, y, size);
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ctx.fill();
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ctx.stroke();
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}
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_drawImageAtPosition(ctx) {
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if (this.imageObj.width != 0) {
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// draw the image
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ctx.globalAlpha = 1.0;
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ctx.drawImage(this.imageObj, this.left, this.top, this.width, this.height);
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}
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}
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_drawImageLabel(ctx, x, y, selected) {
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var yLabel;
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var offset = 0;
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if (this.height !== undefined) {
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offset = this.height * 0.5;
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var labelDimensions = this.labelModule.getTextSize(ctx);
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if (labelDimensions.lineCount >= 1) {
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offset += labelDimensions.height / 2;
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offset += 3;
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}
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}
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yLabel = y + offset;
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this.labelModule.draw(ctx, x, yLabel, selected, 'hanging');
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}
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}
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export default drawUtil;
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