/** Implements CAnimator::DrawMask.*/
void CBitmapAnimator::DrawMask(CBitmapContext& aBitmapContext) const
{
const TUint32 frameFlags = iFrameArray[iCurrentFrame]->FrameInfo().iFlags;
if (frameFlags&TFrameInfo::ERestoreToPrevious)
RestoreToPrevious(aBitmapContext, ETrue);
RenderMask(aBitmapContext, iNextFrame);
}
void CBitmapAnimator::RestoreToPrevious(CBitmapContext& aBitmapContext, TBool aMask) const
{
TInt frame = 0;
while (frame < iCurrentFrame)
{
if (!(iFrameArray[frame]->FrameInfo().iFlags&TFrameInfo::ERestoreToPrevious))
{
if (aMask)
RenderMask(aBitmapContext, frame);
else
Render(aBitmapContext, frame);
}
++frame;
}
}
void StrokeStyle::operator () (Pixels destPixels, Pixels maskPixels)
{
if (!active)
return;
if (type != typeGradient)// || gradient.style != GradientFill::styleShapeBurst)
{
//
// Calculate mask using distance transform
//
Image matteImage (
Image::SingleChannel,
maskPixels.getBounds ().getWidth (),
maskPixels.getBounds ().getHeight (),
false);
Pixels mattePixels (matteImage);
switch (pos)
{
case posInner:
DistanceTransform::Meijster::calculateAntiAliased (
RenderMask (Pixels::Map2D (mattePixels), size),
Inside (maskPixels),
maskPixels.getWidth (),
maskPixels.getHeight (),
DistanceTransform::Meijster::EuclideanMetric ());
break;
case posOuter:
DistanceTransform::Meijster::calculateAntiAliased (
RenderMask (Pixels::Map2D (mattePixels), size),
Outside (maskPixels),
maskPixels.getWidth (),
maskPixels.getHeight (),
DistanceTransform::Meijster::EuclideanMetric ());
break;
case posCentre:
break;
default:
jassertfalse;
break;
};
//
// Apply fill using mask
//
switch (type)
{
case typeColour:
BlendMode::apply (
mode,
Pixels::Iterate2 (destPixels, mattePixels),
BlendProc::RGB::MaskFill (colour, opacity));
break;
case typeGradient:
break;
case typePattern:
break;
default:
jassertfalse;
break;
};
}
else
{
//
// Special case for shape burst gradients
//
SharedTable <Colour> colourTable = gradient.colours.createLookupTable ();
switch (pos)
{
case posInner:
{
DistanceTransform::Meijster::calculateAntiAliased (
RenderShapeBurst (Pixels::Map2D (destPixels), size, colourTable),
Inside (maskPixels),
maskPixels.getWidth (),
maskPixels.getHeight (),
DistanceTransform::Meijster::EuclideanMetric ());
}
break;
case posOuter:
{
DistanceTransform::Meijster::calculateAntiAliased (
RenderShapeBurst (Pixels::Map2D (destPixels), size, colourTable),
Outside (maskPixels),
maskPixels.getWidth (),
maskPixels.getHeight (),
DistanceTransform::Meijster::EuclideanMetric ());
}
break;
case posCentre:
{
}
break;
default:
jassertfalse;
break;
};
}
}