SpiderNetView.java 文件源码

private void drawPointsAndFill(Canvas canvas) {
    Path path = new Path();

    path.moveTo(mUnitPointFs[0].x * mOffsets[0] / 100 * mNetLength,
            mUnitPointFs[0].y * mOffsets[0] / 100 * mNetLength);

    for (int i = 0; i < mUnitPointFs.length; i++) {
        /* draw point */
        canvas.drawPoint(mUnitPointFs[i].x * mOffsets[i] / 100 * mNetLength,
                mUnitPointFs[i].y * mOffsets[i] / 100 * mNetLength,
                mPointPaint);
        /* draw line */
        if (i + 1 != mUnitPointFs.length) {
            path.lineTo(mUnitPointFs[i + 1].x * mOffsets[i + 1] / 100 * mNetLength,
                    mUnitPointFs[i + 1].y * mOffsets[i + 1] / 100 * mNetLength);
        } else {
           path.lineTo(mUnitPointFs[0].x * mOffsets[0] / 100 * mNetLength,
                   mUnitPointFs[0].y * mOffsets[0] / 100 * mNetLength);
        }

    }
    path.close();
    canvas.drawPath(path, mFillPaint);
}