LineView.java 文件源码

@Override
protected void onDraw(Canvas canvas) {
    // TODO Auto-generated method stub
    super.onDraw(canvas);

    mPaint.setColor(Color.RED);
    mPaint.setAntiAlias(true);

    for (int index = 0; index < mListPoint.size(); index++)
    {
        if (index > 0)
        {
            canvas.drawLine(mListPoint.get(index - 1).get(X_KEY), mListPoint.get(index - 1)
                    .get(Y_KEY),
                    mListPoint.get(index).get(X_KEY), mListPoint.get(index).get(Y_KEY), mPaint);
            canvas.setDrawFilter(new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG
                    | Paint.FILTER_BITMAP_FLAG));
        }
    }
}