45 lines
1.5 KiB
JavaScript
45 lines
1.5 KiB
JavaScript
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import {sqrt2} from './utils.js';
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export default class DrawSquare {
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constructor(settings) {
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this.squareX = [1, 1, -1, -1];
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this.squareY = [1, -1, -1, 1];
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this.diamondX = [sqrt2, 0, -sqrt2, 0];
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this.diamondY = [0, -sqrt2, 0, sqrt2];
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}
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filled(context, scale, x, y, cell) {
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scale = scale * cell.scale;
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let squareCornerX = cell.pointyTop ? this.diamondX : this.squareX;
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let squareCornerY = cell.pointyTop ? this.diamondY : this.squareY;
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context.beginPath();
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context.moveTo(x + scale * squareCornerX[0], y + scale * squareCornerY[0]);
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context.lineTo(x + scale * squareCornerX[1], y + scale * squareCornerY[1]);
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context.lineTo(x + scale * squareCornerX[2], y + scale * squareCornerY[2]);
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context.lineTo(x + scale * squareCornerX[3], y + scale * squareCornerY[3]);
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context.fillStyle = cell.getColor();
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context.fill();
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}
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outline(context, scale, x, y, cell) {
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scale = scale * cell.scale;
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let squareCornerX = cell.pointyTop ? this.diamondX : this.squareX;
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let squareCornerY = cell.pointyTop ? this.diamondY : this.squareY;
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context.beginPath();
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context.moveTo(x + scale * squareCornerX[0], y + scale * squareCornerY[0]);
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context.lineTo(x + scale * squareCornerX[1], y + scale * squareCornerY[1]);
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context.lineTo(x + scale * squareCornerX[2], y + scale * squareCornerY[2]);
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context.lineTo(x + scale * squareCornerX[3], y + scale * squareCornerY[3]);
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context.closePath();
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context.lineWidth = cell.width;
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context.strokeStyle = cell.getColor();
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context.stroke();
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}
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}
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