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September 9, 2018 18:26
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| class Grid { | |
| constructor(width, height, blockarea, margin, ctx) { | |
| ... | |
| this.generateDataSet(); | |
| } | |
| generateDataSet() { | |
| this.dataset = []; | |
| for (let x = 0; x < width; x++) { | |
| this.dataset[x] = [height]; | |
| for (let y = 0; y < height; y++) { | |
| this.setPoint({ x, y }, 'off'); | |
| } | |
| } | |
| } | |
| setPoint(point, state) { | |
| this.dataset[point.x][point.y] = state; | |
| } | |
| getPoint(point) { | |
| return this.dataset[point.x][point.y]; | |
| } | |
| render() { | |
| ... | |
| const point = {x,y}; | |
| const state = this.getPoint(point); | |
| this.ctx.fillStyle = this.getFillStyle(state); | |
| ... | |
| } | |
| getFillStyle(state) { | |
| switch(state) { | |
| case 'on': | |
| return 'green'; | |
| case 'off': | |
| return 'lightgrey'; | |
| default: | |
| return 'lightgrey'; | |
| }; | |
| } | |
| } |
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