public override int getOpacity()
{
if (mShapeState.mShape == null)
{
android.graphics.Paint p = mShapeState.mPaint;
if (p.getXfermode() == null)
{
int alpha = p.getAlpha();
if (alpha == 0)
{
return(android.graphics.PixelFormat.TRANSPARENT);
}
if (alpha == 255)
{
return(android.graphics.PixelFormat.OPAQUE);
}
}
}
// not sure, so be safe
return(android.graphics.PixelFormat.TRANSLUCENT);
}
public override void draw(android.graphics.Canvas canvas)
{
android.graphics.Rect r = getBounds();
android.graphics.Paint paint = mShapeState.mPaint;
int prevAlpha = paint.getAlpha();
paint.setAlpha(modulateAlpha(prevAlpha, mShapeState.mAlpha));
if (mShapeState.mShape != null)
{
// need the save both for the translate, and for the (unknown) Shape
int count = canvas.save();
canvas.translate(r.left, r.top);
onDraw(mShapeState.mShape, canvas, paint);
canvas.restoreToCount(count);
}
else
{
canvas.drawRect(r, paint);
}
// restore
paint.setAlpha(prevAlpha);
}
public override int getOpacity()
{
return(mNinePatch.hasAlpha() || (mPaint != null && mPaint.getAlpha() < 255) ? android.graphics.PixelFormat
.TRANSLUCENT : android.graphics.PixelFormat.OPAQUE);
}
