Android 倒影实现算法

核心提示：//xxxxcanvas.save();mMatrix.setPolyToPoly(src, 0, dst, 0, src.length >> 1);canvas.concat(mMatrix);//draw mirror imagecanvas.save(Canvas.MATRIX_SAVE_FLAG);

//xxxx

canvas.save();

mMatrix.setPolyToPoly(src, 0, dst, 0, src.length >> 1);

canvas.concat(mMatrix);

//draw mirror image

canvas.save(Canvas.MATRIX_SAVE_FLAG);

canvas.scale(1.0f, -1.0f);

canvas.translate(nX, -(nY + nH * 2));

canvas.clipRect(0, nH, nW, nH - m_nShadowH);

m_dw.draw(canvas);

canvas.restore();

//draw mask

canvas.save();

canvas.translate(nX, nY + nH);

canvas.drawRect(0, 0, nW, m_nShadowH, m_paint);

canvas.restore();

//xxxx

canvas.restore();

}

}