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Add Isolated for AlphaMask and TransparencyGroup

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This commit is contained in:
Svetlana Kulikova
2024-07-05 15:46:57 +03:00
parent 0675b8c5b5
commit aff7b42f71
6 changed files with 72 additions and 3 deletions
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10
PdfFile/SrcReader/RendererOutputDev.cpp
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@ -597,7 +597,7 @@ namespace PdfReader
}
void RendererOutputDev::restoreState(GfxState *pGState)
{
if (m_pGStateSoftMask)
if (m_pGStateSoftMask == pGState)
{
m_pRenderer->EndCommand(c_nResetMaskType);
m_pGStateSoftMask = NULL;
@ -4742,9 +4742,15 @@ namespace PdfReader
void RendererOutputDev::beginTransparencyGroup(GfxState *pGState, double *pBBox, GfxColorSpace *pBlendingColorSpace, GBool bIsolated, GBool bKnockout, GBool bForSoftMask)
{
if (bForSoftMask)
{
m_pRenderer->BeginCommand(c_nMaskType);
m_pRenderer->put_AlphaMaskIsolated(bIsolated);
}
else
{
m_pRenderer->BeginCommand(c_nLayerType);
m_pRenderer->put_LayerIsolated(bIsolated);
}
}
void RendererOutputDev::endTransparencyGroup(GfxState *pGState)
{
@ -4757,8 +4763,8 @@ namespace PdfReader
}
void RendererOutputDev::setSoftMask(GfxState *pGState, double *pBBox, GBool bAlpha, Function *pTransferFunc, GfxColor *pBackdropColor)
{
m_pGStateSoftMask = pGState;
m_pRenderer->EndCommand(c_nMaskType);
m_pGStateSoftMask = pGState;
}
void RendererOutputDev::clearSoftMask(GfxState *pGState)
{