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-rw-r--r--core/fpdfapi/page/cpdf_generalstate.h1
-rw-r--r--core/fpdfapi/page/cpdf_image.cpp49
-rw-r--r--core/fpdfapi/page/cpdf_image.h16
3 files changed, 31 insertions, 35 deletions
diff --git a/core/fpdfapi/page/cpdf_generalstate.h b/core/fpdfapi/page/cpdf_generalstate.h
index ddc33ac800..1c5ddee4e0 100644
--- a/core/fpdfapi/page/cpdf_generalstate.h
+++ b/core/fpdfapi/page/cpdf_generalstate.h
@@ -7,6 +7,7 @@
#ifndef CORE_FPDFAPI_PAGE_CPDF_GENERALSTATE_H_
#define CORE_FPDFAPI_PAGE_CPDF_GENERALSTATE_H_
+#include "core/fxcrt/cfx_shared_copy_on_write.h"
#include "core/fxcrt/fx_basic.h"
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxge/fx_dib.h"
diff --git a/core/fpdfapi/page/cpdf_image.cpp b/core/fpdfapi/page/cpdf_image.cpp
index 3de0511771..4fc1c344ef 100644
--- a/core/fpdfapi/page/cpdf_image.cpp
+++ b/core/fpdfapi/page/cpdf_image.cpp
@@ -157,7 +157,7 @@ void CPDF_Image::SetJpegImageInline(
m_pStream->InitStream(&(data[0]), size, std::move(pDict));
}
-void CPDF_Image::SetImage(const CFX_DIBitmap* pBitmap) {
+void CPDF_Image::SetImage(const CFX_RetainPtr<CFX_DIBitmap>& pBitmap) {
int32_t BitmapWidth = pBitmap->GetWidth();
int32_t BitmapHeight = pBitmap->GetHeight();
if (BitmapWidth < 1 || BitmapHeight < 1)
@@ -248,7 +248,7 @@ void CPDF_Image::SetImage(const CFX_DIBitmap* pBitmap) {
bCopyWithoutAlpha = false;
}
- std::unique_ptr<CFX_DIBitmap> pMaskBitmap;
+ CFX_RetainPtr<CFX_DIBitmap> pMaskBitmap;
if (pBitmap->HasAlpha())
pMaskBitmap = pBitmap->CloneAlphaMask();
@@ -320,28 +320,25 @@ void CPDF_Image::SetImage(const CFX_DIBitmap* pBitmap) {
FX_Free(dest_buf);
}
-void CPDF_Image::ResetCache(CPDF_Page* pPage, const CFX_DIBitmap* pBitmap) {
+void CPDF_Image::ResetCache(CPDF_Page* pPage,
+ const CFX_RetainPtr<CFX_DIBitmap>& pBitmap) {
pPage->GetRenderCache()->ResetBitmap(m_pStream.Get(), pBitmap);
}
-std::unique_ptr<CFX_DIBSource> CPDF_Image::LoadDIBSource() const {
- auto source = pdfium::MakeUnique<CPDF_DIBSource>();
+CFX_RetainPtr<CFX_DIBSource> CPDF_Image::LoadDIBSource() const {
+ auto source = pdfium::MakeRetain<CPDF_DIBSource>();
if (!source->Load(m_pDocument, m_pStream.Get()))
return nullptr;
- return std::move(source);
+ return source;
}
-CFX_DIBSource* CPDF_Image::DetachBitmap() {
- CFX_DIBSource* pBitmap = m_pDIBSource;
- m_pDIBSource = nullptr;
- return pBitmap;
+CFX_RetainPtr<CFX_DIBSource> CPDF_Image::DetachBitmap() {
+ return std::move(m_pDIBSource);
}
-CFX_DIBSource* CPDF_Image::DetachMask() {
- CFX_DIBSource* pBitmap = m_pMask;
- m_pMask = nullptr;
- return pBitmap;
+CFX_RetainPtr<CFX_DIBSource> CPDF_Image::DetachMask() {
+ return std::move(m_pMask);
}
bool CPDF_Image::StartLoadDIBSource(CPDF_Dictionary* pFormResource,
@@ -349,35 +346,33 @@ bool CPDF_Image::StartLoadDIBSource(CPDF_Dictionary* pFormResource,
bool bStdCS,
uint32_t GroupFamily,
bool bLoadMask) {
- auto source = pdfium::MakeUnique<CPDF_DIBSource>();
+ auto source = pdfium::MakeRetain<CPDF_DIBSource>();
int ret = source->StartLoadDIBSource(m_pDocument, m_pStream.Get(), true,
pFormResource, pPageResource, bStdCS,
GroupFamily, bLoadMask);
- if (ret == 2) {
- m_pDIBSource = source.release();
- return true;
- }
if (!ret) {
- m_pDIBSource = nullptr;
+ m_pDIBSource.Reset();
return false;
}
+ m_pDIBSource = source;
+ if (ret == 2)
+ return true;
+
m_pMask = source->DetachMask();
m_MatteColor = source->GetMatteColor();
- m_pDIBSource = source.release();
return false;
}
bool CPDF_Image::Continue(IFX_Pause* pPause) {
- CPDF_DIBSource* pSource = static_cast<CPDF_DIBSource*>(m_pDIBSource);
+ CFX_RetainPtr<CPDF_DIBSource> pSource = m_pDIBSource.As<CPDF_DIBSource>();
int ret = pSource->ContinueLoadDIBSource(pPause);
- if (ret == 2) {
- return true;
- }
if (!ret) {
- delete m_pDIBSource;
- m_pDIBSource = nullptr;
+ m_pDIBSource.Reset();
return false;
}
+ if (ret == 2)
+ return true;
+
m_pMask = pSource->DetachMask();
m_MatteColor = pSource->GetMatteColor();
return false;
diff --git a/core/fpdfapi/page/cpdf_image.h b/core/fpdfapi/page/cpdf_image.h
index 1909498102..5b737e67b9 100644
--- a/core/fpdfapi/page/cpdf_image.h
+++ b/core/fpdfapi/page/cpdf_image.h
@@ -44,25 +44,25 @@ class CPDF_Image {
bool IsMask() const { return m_bIsMask; }
bool IsInterpol() const { return m_bInterpolate; }
- std::unique_ptr<CFX_DIBSource> LoadDIBSource() const;
+ CFX_RetainPtr<CFX_DIBSource> LoadDIBSource() const;
- void SetImage(const CFX_DIBitmap* pDIBitmap);
+ void SetImage(const CFX_RetainPtr<CFX_DIBitmap>& pDIBitmap);
void SetJpegImage(const CFX_RetainPtr<IFX_SeekableReadStream>& pFile);
void SetJpegImageInline(const CFX_RetainPtr<IFX_SeekableReadStream>& pFile);
- void ResetCache(CPDF_Page* pPage, const CFX_DIBitmap* pDIBitmap);
-
+ void ResetCache(CPDF_Page* pPage,
+ const CFX_RetainPtr<CFX_DIBitmap>& pDIBitmap);
bool StartLoadDIBSource(CPDF_Dictionary* pFormResource,
CPDF_Dictionary* pPageResource,
bool bStdCS = false,
uint32_t GroupFamily = 0,
bool bLoadMask = false);
bool Continue(IFX_Pause* pPause);
- CFX_DIBSource* DetachBitmap();
- CFX_DIBSource* DetachMask();
+ CFX_RetainPtr<CFX_DIBSource> DetachBitmap();
+ CFX_RetainPtr<CFX_DIBSource> DetachMask();
- CFX_DIBSource* m_pDIBSource = nullptr;
- CFX_DIBSource* m_pMask = nullptr;
+ CFX_RetainPtr<CFX_DIBSource> m_pDIBSource;
+ CFX_RetainPtr<CFX_DIBSource> m_pMask;
uint32_t m_MatteColor = 0;
private: