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author | Tom Sepez <tsepez@chromium.org> | 2017-01-30 10:04:07 -0800 |
---|---|---|
committer | Chromium commit bot <commit-bot@chromium.org> | 2017-01-30 18:46:09 +0000 |
commit | f716f0bd85cabfa02cea1d092890a0dea67ef0e3 (patch) | |
tree | 78c46e5ce93774bdb8ef3de2e3475acd9ecb44bd /core/fpdfdoc | |
parent | 4ada364e183e05479bc45d2ce41700ae18b7f6a3 (diff) | |
download | pdfium-f716f0bd85cabfa02cea1d092890a0dea67ef0e3.tar.xz |
Refcount CPDF_OCContext.
Avoids explicit deletes through CPDF_RenderOptions holding pointers
to it which may have been copy constructed. Ick.
Change-Id: Ic044b66d13bd7c5eaa53de995373858081e115ec
Reviewed-on: https://pdfium-review.googlesource.com/2451
Reviewed-by: dsinclair <dsinclair@chromium.org>
Reviewed-by: Nicolás Peña <npm@chromium.org>
Commit-Queue: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'core/fpdfdoc')
-rw-r--r-- | core/fpdfdoc/cpdf_annotlist.cpp | 2 | ||||
-rw-r--r-- | core/fpdfdoc/cpdf_occontext.h | 12 |
2 files changed, 9 insertions, 5 deletions
diff --git a/core/fpdfdoc/cpdf_annotlist.cpp b/core/fpdfdoc/cpdf_annotlist.cpp index 1ad6ab23a6..b1bc4c9ca9 100644 --- a/core/fpdfdoc/cpdf_annotlist.cpp +++ b/core/fpdfdoc/cpdf_annotlist.cpp @@ -126,7 +126,7 @@ void CPDF_AnnotList::DisplayPass(CPDF_Page* pPage, continue; if (pOptions) { - CPDF_OCContext* pOCContext = pOptions->m_pOCContext; + CFX_RetainPtr<CPDF_OCContext> pOCContext = pOptions->m_pOCContext; CPDF_Dictionary* pAnnotDict = pAnnot->GetAnnotDict(); if (pOCContext && pAnnotDict && !pOCContext->CheckOCGVisible(pAnnotDict->GetDictFor("OC"))) { diff --git a/core/fpdfdoc/cpdf_occontext.h b/core/fpdfdoc/cpdf_occontext.h index 49bbd76d0c..ecdcfae31b 100644 --- a/core/fpdfdoc/cpdf_occontext.h +++ b/core/fpdfdoc/cpdf_occontext.h @@ -9,6 +9,7 @@ #include <unordered_map> +#include "core/fxcrt/cfx_retain_ptr.h" #include "core/fxcrt/fx_string.h" class CPDF_Array; @@ -16,17 +17,20 @@ class CPDF_Dictionary; class CPDF_Document; class CPDF_PageObject; -class CPDF_OCContext { +class CPDF_OCContext : public CFX_Retainable { public: - enum UsageType { View = 0, Design, Print, Export }; + template <typename T, typename... Args> + friend CFX_RetainPtr<T> pdfium::MakeRetain(Args&&... args); - CPDF_OCContext(CPDF_Document* pDoc, UsageType eUsageType); - ~CPDF_OCContext(); + enum UsageType { View = 0, Design, Print, Export }; bool CheckOCGVisible(const CPDF_Dictionary* pOCGDict); bool CheckObjectVisible(const CPDF_PageObject* pObj); private: + CPDF_OCContext(CPDF_Document* pDoc, UsageType eUsageType); + ~CPDF_OCContext() override; + bool LoadOCGStateFromConfig(const CFX_ByteString& csConfig, const CPDF_Dictionary* pOCGDict) const; bool LoadOCGState(const CPDF_Dictionary* pOCGDict) const; |