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-rw-r--r--core/fpdfapi/font/cpdf_font.cpp7
-rw-r--r--core/fpdfapi/page/cpdf_color.cpp11
-rw-r--r--core/fpdfapi/page/cpdf_colorspace.cpp12
-rw-r--r--core/fpdfapi/page/cpdf_shadingpattern.cpp7
-rw-r--r--core/fpdfapi/parser/cpdf_document.cpp5
-rw-r--r--core/fpdfapi/parser/cpdf_document.h5
-rw-r--r--core/fpdfapi/render/cpdf_dibsource.cpp8
7 files changed, 35 insertions, 20 deletions
diff --git a/core/fpdfapi/font/cpdf_font.cpp b/core/fpdfapi/font/cpdf_font.cpp
index b9be3aa868..53186daec6 100644
--- a/core/fpdfapi/font/cpdf_font.cpp
+++ b/core/fpdfapi/font/cpdf_font.cpp
@@ -61,8 +61,11 @@ CPDF_Font::CPDF_Font()
CPDF_Font::~CPDF_Font() {
if (m_pFontFile) {
- m_pDocument->GetPageData()->MaybePurgeFontFileStreamAcc(
- m_pFontFile->GetStream()->AsStream());
+ auto* pPageData = m_pDocument->GetPageData();
+ if (pPageData) {
+ pPageData->MaybePurgeFontFileStreamAcc(
+ m_pFontFile->GetStream()->AsStream());
+ }
}
}
diff --git a/core/fpdfapi/page/cpdf_color.cpp b/core/fpdfapi/page/cpdf_color.cpp
index f0e433c243..59ce6dab28 100644
--- a/core/fpdfapi/page/cpdf_color.cpp
+++ b/core/fpdfapi/page/cpdf_color.cpp
@@ -42,10 +42,13 @@ void CPDF_Color::ReleaseBuffer() {
}
void CPDF_Color::ReleaseColorSpace() {
- if (m_pCS && m_pCS->m_pDocument) {
- m_pCS->m_pDocument->GetPageData()->ReleaseColorSpace(m_pCS->GetArray());
- m_pCS = nullptr;
- }
+ if (!m_pCS || !m_pCS->m_pDocument)
+ return;
+
+ auto* pPageData = m_pCS->m_pDocument->GetPageData();
+ if (pPageData)
+ pPageData->ReleaseColorSpace(m_pCS->GetArray());
+ m_pCS = nullptr;
}
void CPDF_Color::SetColorSpace(CPDF_ColorSpace* pCS) {
diff --git a/core/fpdfapi/page/cpdf_colorspace.cpp b/core/fpdfapi/page/cpdf_colorspace.cpp
index 400b7a9150..111d45f17e 100644
--- a/core/fpdfapi/page/cpdf_colorspace.cpp
+++ b/core/fpdfapi/page/cpdf_colorspace.cpp
@@ -852,7 +852,9 @@ CPDF_ICCBasedCS::~CPDF_ICCBasedCS() {
if (m_pProfile && m_pDocument) {
CPDF_Stream* pStream = m_pProfile->GetStream();
m_pProfile.Reset(); // Give up our reference first.
- m_pDocument->GetPageData()->MaybePurgeIccProfile(pStream);
+ auto* pPageData = m_pDocument->GetPageData();
+ if (pPageData)
+ pPageData->MaybePurgeIccProfile(pStream);
}
}
@@ -1049,7 +1051,9 @@ CPDF_IndexedCS::~CPDF_IndexedCS() {
FX_Free(m_pCompMinMax);
CPDF_ColorSpace* pCS = m_pCountedBaseCS ? m_pCountedBaseCS->get() : nullptr;
if (pCS && m_pDocument) {
- m_pDocument->GetPageData()->ReleaseColorSpace(pCS->GetArray());
+ auto* pPageData = m_pDocument->GetPageData();
+ if (pPageData)
+ pPageData->ReleaseColorSpace(pCS->GetArray());
}
}
@@ -1132,7 +1136,9 @@ CPDF_PatternCS::CPDF_PatternCS(CPDF_Document* pDoc)
CPDF_PatternCS::~CPDF_PatternCS() {
CPDF_ColorSpace* pCS = m_pCountedBaseCS ? m_pCountedBaseCS->get() : nullptr;
if (pCS && m_pDocument) {
- m_pDocument->GetPageData()->ReleaseColorSpace(pCS->GetArray());
+ auto* pPageData = m_pDocument->GetPageData();
+ if (pPageData)
+ pPageData->ReleaseColorSpace(pCS->GetArray());
}
}
diff --git a/core/fpdfapi/page/cpdf_shadingpattern.cpp b/core/fpdfapi/page/cpdf_shadingpattern.cpp
index e19ffaf0c4..133d32ff3a 100644
--- a/core/fpdfapi/page/cpdf_shadingpattern.cpp
+++ b/core/fpdfapi/page/cpdf_shadingpattern.cpp
@@ -50,8 +50,11 @@ CPDF_ShadingPattern::CPDF_ShadingPattern(CPDF_Document* pDoc,
CPDF_ShadingPattern::~CPDF_ShadingPattern() {
CPDF_ColorSpace* pCS = m_pCountedCS ? m_pCountedCS->get() : nullptr;
- if (pCS && m_pDocument)
- m_pDocument->GetPageData()->ReleaseColorSpace(pCS->GetArray());
+ if (pCS && m_pDocument) {
+ auto* pPageData = m_pDocument->GetPageData();
+ if (pPageData)
+ pPageData->ReleaseColorSpace(pCS->GetArray());
+ }
}
CPDF_TilingPattern* CPDF_ShadingPattern::AsTilingPattern() {
diff --git a/core/fpdfapi/parser/cpdf_document.cpp b/core/fpdfapi/parser/cpdf_document.cpp
index c23637e8fa..48791262ea 100644
--- a/core/fpdfapi/parser/cpdf_document.cpp
+++ b/core/fpdfapi/parser/cpdf_document.cpp
@@ -348,14 +348,13 @@ CPDF_Document::CPDF_Document(std::unique_ptr<CPDF_Parser> pParser)
m_bLinearized(false),
m_iFirstPageNo(0),
m_dwFirstPageObjNum(0),
- m_pDocPage(new CPDF_DocPageData(this)),
- m_pDocRender(new CPDF_DocRenderData(this)) {
+ m_pDocPage(pdfium::MakeUnique<CPDF_DocPageData>(this)),
+ m_pDocRender(pdfium::MakeUnique<CPDF_DocRenderData>(this)) {
if (pParser)
SetLastObjNum(m_pParser->GetLastObjNum());
}
CPDF_Document::~CPDF_Document() {
- delete m_pDocPage;
CPDF_ModuleMgr::Get()->GetPageModule()->ClearStockFont(this);
}
diff --git a/core/fpdfapi/parser/cpdf_document.h b/core/fpdfapi/parser/cpdf_document.h
index 8d3525419f..2f54ba7c28 100644
--- a/core/fpdfapi/parser/cpdf_document.h
+++ b/core/fpdfapi/parser/cpdf_document.h
@@ -58,7 +58,7 @@ class CPDF_Document : public CPDF_IndirectObjectHolder {
CPDF_Dictionary* GetPage(int iPage);
int GetPageIndex(uint32_t objnum);
uint32_t GetUserPermissions() const;
- CPDF_DocPageData* GetPageData() const { return m_pDocPage; }
+ CPDF_DocPageData* GetPageData() const { return m_pDocPage.get(); }
void SetPageObjNum(int iPage, uint32_t objNum);
@@ -142,8 +142,7 @@ class CPDF_Document : public CPDF_IndirectObjectHolder {
bool m_bLinearized;
int m_iFirstPageNo;
uint32_t m_dwFirstPageObjNum;
- // TODO(thestig): Figure out why this cannot be a std::unique_ptr.
- CPDF_DocPageData* m_pDocPage;
+ std::unique_ptr<CPDF_DocPageData> m_pDocPage;
std::unique_ptr<CPDF_DocRenderData> m_pDocRender;
std::unique_ptr<JBig2_DocumentContext> m_pCodecContext;
std::unique_ptr<CPDF_LinkList> m_pLinksContext;
diff --git a/core/fpdfapi/render/cpdf_dibsource.cpp b/core/fpdfapi/render/cpdf_dibsource.cpp
index e60d0329d0..3e00c8a23c 100644
--- a/core/fpdfapi/render/cpdf_dibsource.cpp
+++ b/core/fpdfapi/render/cpdf_dibsource.cpp
@@ -131,9 +131,11 @@ CPDF_DIBSource::~CPDF_DIBSource() {
FX_Free(m_pLineBuf);
m_pCachedBitmap.Reset(); // TODO(tsepez): determine if required early here.
FX_Free(m_pCompData);
- CPDF_ColorSpace* pCS = m_pColorSpace;
- if (pCS && m_pDocument)
- m_pDocument->GetPageData()->ReleaseColorSpace(pCS->GetArray());
+ if (m_pColorSpace && m_pDocument) {
+ auto* pPageData = m_pDocument->GetPageData();
+ if (pPageData)
+ pPageData->ReleaseColorSpace(m_pColorSpace->GetArray());
+ }
}
bool CPDF_DIBSource::Load(CPDF_Document* pDoc, const CPDF_Stream* pStream) {