/**
* 绘制图网络线
*
* @param canvas 画布
* @param lineData 数据集类
* @param arrayDataX x坐标
* @param arrayDataY y坐标
*/
private void drawDataPath(
Canvas canvas, RadarData lineData, Float[] arrayDataX, Float[] arrayDataY) {
float startX = 0.0f, startY = 0.0f;
float initX = 0.0f, initY = 0.0f;
Path pathArea = new Path();
for (int p = 0; p < arrayDataX.length; p++) {
if (0 == p) {
initX = startX = arrayDataX[p];
initY = startY = arrayDataY[p];
pathArea.moveTo(initX, initY);
} else {
pathArea.lineTo(arrayDataX[p], arrayDataY[p]);
startX = arrayDataX[p];
startY = arrayDataY[p];
}
// 绘制点及对应的标签
renderDotAndLabel(canvas, lineData, arrayDataX[p], arrayDataY[p], p);
}
// 收尾
pathArea.lineTo(initX, initY);
pathArea.close();
lineData.getPlotLine().getLinePaint().setAlpha(mAreaAlpha);
// lineData.getPlotLine().getLinePaint().setStyle(Style.STROKE);
canvas.drawPath(pathArea, lineData.getPlotLine().getLinePaint());
}
/**
* 绘制数据连接线
*
* @param canvas 画布
* @param lineData 数据集类
* @param arrayDataX x坐标
* @param arrayDataY y坐标
*/
private void renderDataLine(
Canvas canvas, RadarData lineData, Float[] arrayDataX, Float[] arrayDataY) {
float startX = 0.0f, startY = 0.0f;
float initX = 0.0f, initY = 0.0f;
for (int p = 0; p < arrayDataX.length; p++) {
if (0 == p) {
initX = startX = arrayDataX[p];
initY = startY = arrayDataY[p];
} else {
DrawHelper.getInstance()
.drawLine(
lineData.getLineStyle(),
startX,
startY,
arrayDataX[p],
arrayDataY[p],
canvas,
lineData.getPlotLine().getLinePaint());
startX = arrayDataX[p];
startY = arrayDataY[p];
}
// 绘制点及对应的标签
renderDotAndLabel(canvas, lineData, arrayDataX[p], arrayDataY[p], p);
}
// 收尾
DrawHelper.getInstance()
.drawLine(
lineData.getLineStyle(),
startX,
startY,
initX,
initY,
canvas,
lineData.getPlotLine().getLinePaint());
}
