diff options
Diffstat (limited to 'core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp')
| -rw-r--r-- | core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp | 629 |
1 files changed, 323 insertions, 306 deletions
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp index cdbecd65ea..8da176e040 100644 --- a/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp +++ b/core/src/fpdfapi/fpdf_render/fpdf_render_cache.cpp @@ -10,344 +10,361 @@ #include "../fpdf_page/pageint.h" #include "render_int.h" struct CACHEINFO { - FX_DWORD time; - CPDF_Stream* pStream; + FX_DWORD time; + CPDF_Stream* pStream; }; extern "C" { - static int compare(const void* data1, const void* data2) - { - return ((CACHEINFO*)data1)->time - ((CACHEINFO*)data2)->time; - } +static int compare(const void* data1, const void* data2) { + return ((CACHEINFO*)data1)->time - ((CACHEINFO*)data2)->time; +} }; -void CPDF_Page::ClearRenderCache() -{ - if (m_pPageRender) { - m_pPageRender->ClearAll(); - } +void CPDF_Page::ClearRenderCache() { + if (m_pPageRender) { + m_pPageRender->ClearAll(); + } } -void CPDF_PageRenderCache::ClearAll() -{ - FX_POSITION pos = m_ImageCaches.GetStartPosition(); - while (pos) { - void* key; - void* value; - m_ImageCaches.GetNextAssoc(pos, key, value); - delete (CPDF_ImageCache*)value; - } - m_ImageCaches.RemoveAll(); - m_nCacheSize = 0; - m_nTimeCount = 0; +void CPDF_PageRenderCache::ClearAll() { + FX_POSITION pos = m_ImageCaches.GetStartPosition(); + while (pos) { + void* key; + void* value; + m_ImageCaches.GetNextAssoc(pos, key, value); + delete (CPDF_ImageCache*)value; + } + m_ImageCaches.RemoveAll(); + m_nCacheSize = 0; + m_nTimeCount = 0; } -void CPDF_PageRenderCache::CacheOptimization(int32_t dwLimitCacheSize) -{ - if (m_nCacheSize <= (FX_DWORD)dwLimitCacheSize) { - return; - } - int nCount = m_ImageCaches.GetCount(); - CACHEINFO* pCACHEINFO = (CACHEINFO*)FX_Alloc2D(uint8_t, sizeof(CACHEINFO), nCount); - FX_POSITION pos = m_ImageCaches.GetStartPosition(); - int i = 0; - while (pos) { - void* key; - void* value; - m_ImageCaches.GetNextAssoc(pos, key, value); - pCACHEINFO[i].time = ((CPDF_ImageCache*)value)->GetTimeCount(); - pCACHEINFO[i++].pStream = ((CPDF_ImageCache*)value)->GetStream(); - } - FXSYS_qsort(pCACHEINFO, nCount, sizeof (CACHEINFO), compare); - FX_DWORD nTimeCount = m_nTimeCount; - if (nTimeCount + 1 < nTimeCount) { - for (i = 0; i < nCount; i ++) { - ((CPDF_ImageCache*)(m_ImageCaches[pCACHEINFO[i].pStream]))->m_dwTimeCount = i; - } - m_nTimeCount = nCount; - } - i = 0; - while(nCount > 15) { - ClearImageCache(pCACHEINFO[i++].pStream); - nCount--; - } - while (m_nCacheSize > (FX_DWORD)dwLimitCacheSize) { - ClearImageCache(pCACHEINFO[i++].pStream); - } - FX_Free(pCACHEINFO); +void CPDF_PageRenderCache::CacheOptimization(int32_t dwLimitCacheSize) { + if (m_nCacheSize <= (FX_DWORD)dwLimitCacheSize) { + return; + } + int nCount = m_ImageCaches.GetCount(); + CACHEINFO* pCACHEINFO = + (CACHEINFO*)FX_Alloc2D(uint8_t, sizeof(CACHEINFO), nCount); + FX_POSITION pos = m_ImageCaches.GetStartPosition(); + int i = 0; + while (pos) { + void* key; + void* value; + m_ImageCaches.GetNextAssoc(pos, key, value); + pCACHEINFO[i].time = ((CPDF_ImageCache*)value)->GetTimeCount(); + pCACHEINFO[i++].pStream = ((CPDF_ImageCache*)value)->GetStream(); + } + FXSYS_qsort(pCACHEINFO, nCount, sizeof(CACHEINFO), compare); + FX_DWORD nTimeCount = m_nTimeCount; + if (nTimeCount + 1 < nTimeCount) { + for (i = 0; i < nCount; i++) { + ((CPDF_ImageCache*)(m_ImageCaches[pCACHEINFO[i].pStream])) + ->m_dwTimeCount = i; + } + m_nTimeCount = nCount; + } + i = 0; + while (nCount > 15) { + ClearImageCache(pCACHEINFO[i++].pStream); + nCount--; + } + while (m_nCacheSize > (FX_DWORD)dwLimitCacheSize) { + ClearImageCache(pCACHEINFO[i++].pStream); + } + FX_Free(pCACHEINFO); } -void CPDF_PageRenderCache::ClearImageCache(CPDF_Stream* pStream) -{ - void* value = m_ImageCaches.GetValueAt(pStream); - if (value == NULL) { - m_ImageCaches.RemoveKey(pStream); - return; - } - m_nCacheSize -= ((CPDF_ImageCache*)value)->EstimateSize(); - delete (CPDF_ImageCache*)value; +void CPDF_PageRenderCache::ClearImageCache(CPDF_Stream* pStream) { + void* value = m_ImageCaches.GetValueAt(pStream); + if (value == NULL) { m_ImageCaches.RemoveKey(pStream); + return; + } + m_nCacheSize -= ((CPDF_ImageCache*)value)->EstimateSize(); + delete (CPDF_ImageCache*)value; + m_ImageCaches.RemoveKey(pStream); } -FX_DWORD CPDF_PageRenderCache::EstimateSize() -{ - FX_DWORD dwSize = 0; - FX_POSITION pos = m_ImageCaches.GetStartPosition(); - while (pos) { - void* key; - void* value; - m_ImageCaches.GetNextAssoc(pos, key, value); - dwSize += ((CPDF_ImageCache*)value)->EstimateSize(); - } - m_nCacheSize = dwSize; - return dwSize; +FX_DWORD CPDF_PageRenderCache::EstimateSize() { + FX_DWORD dwSize = 0; + FX_POSITION pos = m_ImageCaches.GetStartPosition(); + while (pos) { + void* key; + void* value; + m_ImageCaches.GetNextAssoc(pos, key, value); + dwSize += ((CPDF_ImageCache*)value)->EstimateSize(); + } + m_nCacheSize = dwSize; + return dwSize; } -FX_DWORD CPDF_PageRenderCache::GetCachedSize(CPDF_Stream* pStream) const -{ - if (pStream == NULL) { - return m_nCacheSize; - } - CPDF_ImageCache* pImageCache; - if (!m_ImageCaches.Lookup(pStream, (void*&)pImageCache)) { - return 0; - } - return pImageCache->EstimateSize(); +FX_DWORD CPDF_PageRenderCache::GetCachedSize(CPDF_Stream* pStream) const { + if (pStream == NULL) { + return m_nCacheSize; + } + CPDF_ImageCache* pImageCache; + if (!m_ImageCaches.Lookup(pStream, (void*&)pImageCache)) { + return 0; + } + return pImageCache->EstimateSize(); } -void CPDF_PageRenderCache::GetCachedBitmap(CPDF_Stream* pStream, CFX_DIBSource*& pBitmap, CFX_DIBSource*& pMask, FX_DWORD& MatteColor, - FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus, - int32_t downsampleWidth, int32_t downsampleHeight) -{ - CPDF_ImageCache* pImageCache; - FX_BOOL bFind = m_ImageCaches.Lookup(pStream, (void*&)pImageCache); - if (!bFind) { - pImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream); - } - m_nTimeCount ++; - FX_BOOL bCached = pImageCache->GetCachedBitmap(pBitmap, pMask, MatteColor, m_pPage->m_pPageResources, bStdCS, GroupFamily, bLoadMask, pRenderStatus, downsampleWidth, downsampleHeight); - if (!bFind) { - m_ImageCaches.SetAt(pStream, pImageCache); - } - if (!bCached) { - m_nCacheSize += pImageCache->EstimateSize(); - } +void CPDF_PageRenderCache::GetCachedBitmap(CPDF_Stream* pStream, + CFX_DIBSource*& pBitmap, + CFX_DIBSource*& pMask, + FX_DWORD& MatteColor, + FX_BOOL bStdCS, + FX_DWORD GroupFamily, + FX_BOOL bLoadMask, + CPDF_RenderStatus* pRenderStatus, + int32_t downsampleWidth, + int32_t downsampleHeight) { + CPDF_ImageCache* pImageCache; + FX_BOOL bFind = m_ImageCaches.Lookup(pStream, (void*&)pImageCache); + if (!bFind) { + pImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream); + } + m_nTimeCount++; + FX_BOOL bCached = pImageCache->GetCachedBitmap( + pBitmap, pMask, MatteColor, m_pPage->m_pPageResources, bStdCS, + GroupFamily, bLoadMask, pRenderStatus, downsampleWidth, downsampleHeight); + if (!bFind) { + m_ImageCaches.SetAt(pStream, pImageCache); + } + if (!bCached) { + m_nCacheSize += pImageCache->EstimateSize(); + } } -FX_BOOL CPDF_PageRenderCache::StartGetCachedBitmap(CPDF_Stream* pStream, FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus, int32_t downsampleWidth, int32_t downsampleHeight) -{ - m_bCurFindCache = m_ImageCaches.Lookup(pStream, (void*&)m_pCurImageCache); - if (!m_bCurFindCache) { - m_pCurImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream); - } - int ret = m_pCurImageCache->StartGetCachedBitmap(pRenderStatus->m_pFormResource, m_pPage->m_pPageResources, bStdCS, GroupFamily, bLoadMask, pRenderStatus, downsampleWidth, downsampleHeight); - if (ret == 2) { - return TRUE; - } - m_nTimeCount ++; - if (!m_bCurFindCache) { - m_ImageCaches.SetAt(pStream, m_pCurImageCache); - } - if (!ret) { - m_nCacheSize += m_pCurImageCache->EstimateSize(); - } - return FALSE; +FX_BOOL CPDF_PageRenderCache::StartGetCachedBitmap( + CPDF_Stream* pStream, + FX_BOOL bStdCS, + FX_DWORD GroupFamily, + FX_BOOL bLoadMask, + CPDF_RenderStatus* pRenderStatus, + int32_t downsampleWidth, + int32_t downsampleHeight) { + m_bCurFindCache = m_ImageCaches.Lookup(pStream, (void*&)m_pCurImageCache); + if (!m_bCurFindCache) { + m_pCurImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream); + } + int ret = m_pCurImageCache->StartGetCachedBitmap( + pRenderStatus->m_pFormResource, m_pPage->m_pPageResources, bStdCS, + GroupFamily, bLoadMask, pRenderStatus, downsampleWidth, downsampleHeight); + if (ret == 2) { + return TRUE; + } + m_nTimeCount++; + if (!m_bCurFindCache) { + m_ImageCaches.SetAt(pStream, m_pCurImageCache); + } + if (!ret) { + m_nCacheSize += m_pCurImageCache->EstimateSize(); + } + return FALSE; } -FX_BOOL CPDF_PageRenderCache::Continue(IFX_Pause* pPause) -{ - int ret = m_pCurImageCache->Continue(pPause); - if (ret == 2) { - return TRUE; - } - m_nTimeCount ++; - if (!m_bCurFindCache) { - m_ImageCaches.SetAt(m_pCurImageCache->GetStream(), m_pCurImageCache); - } - if (!ret) { - m_nCacheSize += m_pCurImageCache->EstimateSize(); - } - return FALSE; +FX_BOOL CPDF_PageRenderCache::Continue(IFX_Pause* pPause) { + int ret = m_pCurImageCache->Continue(pPause); + if (ret == 2) { + return TRUE; + } + m_nTimeCount++; + if (!m_bCurFindCache) { + m_ImageCaches.SetAt(m_pCurImageCache->GetStream(), m_pCurImageCache); + } + if (!ret) { + m_nCacheSize += m_pCurImageCache->EstimateSize(); + } + return FALSE; } -void CPDF_PageRenderCache::ResetBitmap(CPDF_Stream* pStream, const CFX_DIBitmap* pBitmap) -{ - CPDF_ImageCache* pImageCache; - if (!m_ImageCaches.Lookup(pStream, (void*&)pImageCache)) { - if (pBitmap == NULL) { - return; - } - pImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream); - m_ImageCaches.SetAt(pStream, pImageCache); - } - int oldsize = pImageCache->EstimateSize(); - pImageCache->Reset(pBitmap); - m_nCacheSize = pImageCache->EstimateSize() - oldsize; +void CPDF_PageRenderCache::ResetBitmap(CPDF_Stream* pStream, + const CFX_DIBitmap* pBitmap) { + CPDF_ImageCache* pImageCache; + if (!m_ImageCaches.Lookup(pStream, (void*&)pImageCache)) { + if (pBitmap == NULL) { + return; + } + pImageCache = new CPDF_ImageCache(m_pPage->m_pDocument, pStream); + m_ImageCaches.SetAt(pStream, pImageCache); + } + int oldsize = pImageCache->EstimateSize(); + pImageCache->Reset(pBitmap); + m_nCacheSize = pImageCache->EstimateSize() - oldsize; } CPDF_ImageCache::CPDF_ImageCache(CPDF_Document* pDoc, CPDF_Stream* pStream) - : m_dwTimeCount(0) - , m_pCurBitmap(NULL) - , m_pCurMask(NULL) - , m_MatteColor(0) - , m_pRenderStatus(NULL) - , m_pDocument(pDoc) - , m_pStream(pStream) - , m_pCachedBitmap(NULL) - , m_pCachedMask(NULL) - , m_dwCacheSize(0) -{ + : m_dwTimeCount(0), + m_pCurBitmap(NULL), + m_pCurMask(NULL), + m_MatteColor(0), + m_pRenderStatus(NULL), + m_pDocument(pDoc), + m_pStream(pStream), + m_pCachedBitmap(NULL), + m_pCachedMask(NULL), + m_dwCacheSize(0) {} +CPDF_ImageCache::~CPDF_ImageCache() { + delete m_pCachedBitmap; + m_pCachedBitmap = NULL; + delete m_pCachedMask; + m_pCachedMask = NULL; } -CPDF_ImageCache::~CPDF_ImageCache() -{ - delete m_pCachedBitmap; - m_pCachedBitmap = NULL; - delete m_pCachedMask; - m_pCachedMask = NULL; +void CPDF_ImageCache::Reset(const CFX_DIBitmap* pBitmap) { + delete m_pCachedBitmap; + m_pCachedBitmap = NULL; + if (pBitmap) { + m_pCachedBitmap = pBitmap->Clone(); + } + CalcSize(); } -void CPDF_ImageCache::Reset(const CFX_DIBitmap* pBitmap) -{ - delete m_pCachedBitmap; - m_pCachedBitmap = NULL; - if (pBitmap) { - m_pCachedBitmap = pBitmap->Clone(); - } - CalcSize(); +void CPDF_PageRenderCache::ClearImageData() { + FX_POSITION pos = m_ImageCaches.GetStartPosition(); + while (pos) { + void* key; + void* value; + m_ImageCaches.GetNextAssoc(pos, key, value); + ((CPDF_ImageCache*)value)->ClearImageData(); + } } -void CPDF_PageRenderCache::ClearImageData() -{ - FX_POSITION pos = m_ImageCaches.GetStartPosition(); - while (pos) { - void* key; - void* value; - m_ImageCaches.GetNextAssoc(pos, key, value); - ((CPDF_ImageCache*)value)->ClearImageData(); - } -} -void CPDF_ImageCache::ClearImageData() -{ - if (m_pCachedBitmap && m_pCachedBitmap->GetBuffer() == NULL) { - ((CPDF_DIBSource*)m_pCachedBitmap)->ClearImageData(); - } +void CPDF_ImageCache::ClearImageData() { + if (m_pCachedBitmap && m_pCachedBitmap->GetBuffer() == NULL) { + ((CPDF_DIBSource*)m_pCachedBitmap)->ClearImageData(); + } } -static FX_DWORD FPDF_ImageCache_EstimateImageSize(const CFX_DIBSource* pDIB) -{ - return pDIB && pDIB->GetBuffer() ? (FX_DWORD)pDIB->GetHeight() * pDIB->GetPitch() + (FX_DWORD)pDIB->GetPaletteSize() * 4 : 0; +static FX_DWORD FPDF_ImageCache_EstimateImageSize(const CFX_DIBSource* pDIB) { + return pDIB && pDIB->GetBuffer() + ? (FX_DWORD)pDIB->GetHeight() * pDIB->GetPitch() + + (FX_DWORD)pDIB->GetPaletteSize() * 4 + : 0; } -FX_BOOL CPDF_ImageCache::GetCachedBitmap(CFX_DIBSource*& pBitmap, CFX_DIBSource*& pMask, FX_DWORD& MatteColor, CPDF_Dictionary* pPageResources, - FX_BOOL bStdCS, FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus, - int32_t downsampleWidth, int32_t downsampleHeight) -{ - if (m_pCachedBitmap) { - pBitmap = m_pCachedBitmap; - pMask = m_pCachedMask; - MatteColor = m_MatteColor; - return TRUE; - } - if (!pRenderStatus) { - return FALSE; - } - CPDF_RenderContext*pContext = pRenderStatus->GetContext(); - CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache; - m_dwTimeCount = pPageRenderCache->GetTimeCount(); - CPDF_DIBSource* pSrc = new CPDF_DIBSource; - CPDF_DIBSource* pMaskSrc = NULL; - if (!pSrc->Load(m_pDocument, m_pStream, &pMaskSrc, &MatteColor, pRenderStatus->m_pFormResource, pPageResources, bStdCS, GroupFamily, bLoadMask)) { - delete pSrc; - pBitmap = NULL; - return FALSE; - } - m_MatteColor = MatteColor; - if (pSrc->GetPitch() * pSrc->GetHeight() < FPDF_HUGE_IMAGE_SIZE) { - m_pCachedBitmap = pSrc->Clone(); - delete pSrc; - } else { - m_pCachedBitmap = pSrc; - } - if (pMaskSrc) { - m_pCachedMask = pMaskSrc->Clone(); - delete pMaskSrc; - } - +FX_BOOL CPDF_ImageCache::GetCachedBitmap(CFX_DIBSource*& pBitmap, + CFX_DIBSource*& pMask, + FX_DWORD& MatteColor, + CPDF_Dictionary* pPageResources, + FX_BOOL bStdCS, + FX_DWORD GroupFamily, + FX_BOOL bLoadMask, + CPDF_RenderStatus* pRenderStatus, + int32_t downsampleWidth, + int32_t downsampleHeight) { + if (m_pCachedBitmap) { pBitmap = m_pCachedBitmap; pMask = m_pCachedMask; - CalcSize(); + MatteColor = m_MatteColor; + return TRUE; + } + if (!pRenderStatus) { + return FALSE; + } + CPDF_RenderContext* pContext = pRenderStatus->GetContext(); + CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache; + m_dwTimeCount = pPageRenderCache->GetTimeCount(); + CPDF_DIBSource* pSrc = new CPDF_DIBSource; + CPDF_DIBSource* pMaskSrc = NULL; + if (!pSrc->Load(m_pDocument, m_pStream, &pMaskSrc, &MatteColor, + pRenderStatus->m_pFormResource, pPageResources, bStdCS, + GroupFamily, bLoadMask)) { + delete pSrc; + pBitmap = NULL; return FALSE; + } + m_MatteColor = MatteColor; + if (pSrc->GetPitch() * pSrc->GetHeight() < FPDF_HUGE_IMAGE_SIZE) { + m_pCachedBitmap = pSrc->Clone(); + delete pSrc; + } else { + m_pCachedBitmap = pSrc; + } + if (pMaskSrc) { + m_pCachedMask = pMaskSrc->Clone(); + delete pMaskSrc; + } + + pBitmap = m_pCachedBitmap; + pMask = m_pCachedMask; + CalcSize(); + return FALSE; } -CFX_DIBSource* CPDF_ImageCache::DetachBitmap() -{ - CFX_DIBSource* pDIBSource = m_pCurBitmap; - m_pCurBitmap = NULL; - return pDIBSource; +CFX_DIBSource* CPDF_ImageCache::DetachBitmap() { + CFX_DIBSource* pDIBSource = m_pCurBitmap; + m_pCurBitmap = NULL; + return pDIBSource; } -CFX_DIBSource* CPDF_ImageCache::DetachMask() -{ - CFX_DIBSource* pDIBSource = m_pCurMask; - m_pCurMask = NULL; - return pDIBSource; +CFX_DIBSource* CPDF_ImageCache::DetachMask() { + CFX_DIBSource* pDIBSource = m_pCurMask; + m_pCurMask = NULL; + return pDIBSource; } -int CPDF_ImageCache::StartGetCachedBitmap(CPDF_Dictionary* pFormResources, CPDF_Dictionary* pPageResources, FX_BOOL bStdCS, - FX_DWORD GroupFamily, FX_BOOL bLoadMask, CPDF_RenderStatus* pRenderStatus, - int32_t downsampleWidth, int32_t downsampleHeight) -{ - if (m_pCachedBitmap) { - m_pCurBitmap = m_pCachedBitmap; - m_pCurMask = m_pCachedMask; - return 1; - } - if (!pRenderStatus) { - return 0; - } - m_pRenderStatus = pRenderStatus; - m_pCurBitmap = new CPDF_DIBSource; - int ret = ((CPDF_DIBSource*)m_pCurBitmap)->StartLoadDIBSource(m_pDocument, m_pStream, TRUE, pFormResources, pPageResources, bStdCS, GroupFamily, bLoadMask); - if (ret == 2) { - return ret; - } - if (!ret) { - delete m_pCurBitmap; - m_pCurBitmap = NULL; - return 0; - } - ContinueGetCachedBitmap(); - return 0; -} -int CPDF_ImageCache::ContinueGetCachedBitmap() -{ - m_MatteColor = ((CPDF_DIBSource*)m_pCurBitmap)->m_MatteColor; - m_pCurMask = ((CPDF_DIBSource*)m_pCurBitmap)->DetachMask(); - CPDF_RenderContext*pContext = m_pRenderStatus->GetContext(); - CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache; - m_dwTimeCount = pPageRenderCache->GetTimeCount(); - if (m_pCurBitmap->GetPitch() * m_pCurBitmap->GetHeight() < FPDF_HUGE_IMAGE_SIZE) { - m_pCachedBitmap = m_pCurBitmap->Clone(); - delete m_pCurBitmap; - m_pCurBitmap = NULL; - } else { - m_pCachedBitmap = m_pCurBitmap; - } - if (m_pCurMask) { - m_pCachedMask = m_pCurMask->Clone(); - delete m_pCurMask; - m_pCurMask = NULL; - } +int CPDF_ImageCache::StartGetCachedBitmap(CPDF_Dictionary* pFormResources, + CPDF_Dictionary* pPageResources, + FX_BOOL bStdCS, + FX_DWORD GroupFamily, + FX_BOOL bLoadMask, + CPDF_RenderStatus* pRenderStatus, + int32_t downsampleWidth, + int32_t downsampleHeight) { + if (m_pCachedBitmap) { m_pCurBitmap = m_pCachedBitmap; m_pCurMask = m_pCachedMask; - CalcSize(); + return 1; + } + if (!pRenderStatus) { + return 0; + } + m_pRenderStatus = pRenderStatus; + m_pCurBitmap = new CPDF_DIBSource; + int ret = + ((CPDF_DIBSource*)m_pCurBitmap) + ->StartLoadDIBSource(m_pDocument, m_pStream, TRUE, pFormResources, + pPageResources, bStdCS, GroupFamily, bLoadMask); + if (ret == 2) { + return ret; + } + if (!ret) { + delete m_pCurBitmap; + m_pCurBitmap = NULL; return 0; + } + ContinueGetCachedBitmap(); + return 0; } -int CPDF_ImageCache::Continue(IFX_Pause* pPause) -{ - int ret = ((CPDF_DIBSource*)m_pCurBitmap)->ContinueLoadDIBSource(pPause); - if (ret == 2) { - return ret; - } - if (!ret) { - delete m_pCurBitmap; - m_pCurBitmap = NULL; - return 0; - } - ContinueGetCachedBitmap(); +int CPDF_ImageCache::ContinueGetCachedBitmap() { + m_MatteColor = ((CPDF_DIBSource*)m_pCurBitmap)->m_MatteColor; + m_pCurMask = ((CPDF_DIBSource*)m_pCurBitmap)->DetachMask(); + CPDF_RenderContext* pContext = m_pRenderStatus->GetContext(); + CPDF_PageRenderCache* pPageRenderCache = pContext->m_pPageCache; + m_dwTimeCount = pPageRenderCache->GetTimeCount(); + if (m_pCurBitmap->GetPitch() * m_pCurBitmap->GetHeight() < + FPDF_HUGE_IMAGE_SIZE) { + m_pCachedBitmap = m_pCurBitmap->Clone(); + delete m_pCurBitmap; + m_pCurBitmap = NULL; + } else { + m_pCachedBitmap = m_pCurBitmap; + } + if (m_pCurMask) { + m_pCachedMask = m_pCurMask->Clone(); + delete m_pCurMask; + m_pCurMask = NULL; + } + m_pCurBitmap = m_pCachedBitmap; + m_pCurMask = m_pCachedMask; + CalcSize(); + return 0; +} +int CPDF_ImageCache::Continue(IFX_Pause* pPause) { + int ret = ((CPDF_DIBSource*)m_pCurBitmap)->ContinueLoadDIBSource(pPause); + if (ret == 2) { + return ret; + } + if (!ret) { + delete m_pCurBitmap; + m_pCurBitmap = NULL; return 0; + } + ContinueGetCachedBitmap(); + return 0; } -void CPDF_ImageCache::CalcSize() -{ - m_dwCacheSize = FPDF_ImageCache_EstimateImageSize(m_pCachedBitmap) + FPDF_ImageCache_EstimateImageSize(m_pCachedMask); +void CPDF_ImageCache::CalcSize() { + m_dwCacheSize = FPDF_ImageCache_EstimateImageSize(m_pCachedBitmap) + + FPDF_ImageCache_EstimateImageSize(m_pCachedMask); } -void CPDF_Document::ClearRenderFont() -{ - if (m_pDocRender) { - CFX_FontCache* pCache = m_pDocRender->GetFontCache(); - if (pCache) { - pCache->FreeCache(FALSE); - } +void CPDF_Document::ClearRenderFont() { + if (m_pDocRender) { + CFX_FontCache* pCache = m_pDocRender->GetFontCache(); + if (pCache) { + pCache->FreeCache(FALSE); } + } } |