设置线条的宽度。
Number lineWidth
属性 | 类型 | 默认值 | 必填 | 说明 | 最低版本 |
---|---|---|---|---|---|
lineWidth | Number | 是 | 线条的宽度(单位:px ) |
Page({ onLoad() { const canvasContext = swan.createCanvasContext('myCanvas'); canvasContext.beginPath(); canvasContext.moveTo(30, 10); canvasContext.lineTo(200, 10); canvasContext.stroke(); canvasContext.beginPath(); canvasContext.setLineWidth(5); canvasContext.moveTo(50, 30); canvasContext.lineTo(200, 30); canvasContext.stroke(); canvasContext.beginPath(); canvasContext.setLineWidth(10); canvasContext.moveTo(70, 50); canvasContext.lineTo(200, 50); canvasContext.stroke(); canvasContext.beginPath(); canvasContext.setLineWidth(15); canvasContext.moveTo(90, 70); canvasContext.lineTo(200, 70); canvasContext.stroke(); canvasContext.draw(); } });