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| author | Bo Xu <bo_xu@foxitsoftware.com> | 2014-09-02 12:13:36 -0700 |
|---|---|---|
| committer | Bo Xu <bo_xu@foxitsoftware.com> | 2014-09-02 12:13:36 -0700 |
| commit | 1d7dc1baba517bbf862e7d144e121b2ea4ffd33b (patch) | |
| tree | 8b701fcb0b798a193475ac9aa64b6acdb55b81ef /core/include/fpdfapi/fpdf_resource.h | |
| parent | 49c41ac846ed685439b3b5ea9c9037bf4bba2365 (diff) | |
| download | pdfium-1d7dc1baba517bbf862e7d144e121b2ea4ffd33b.tar.xz | |
Add m_pDocument in CPDF_Color and check if page date has been forced clear
This will prevent using freed pattern object.
This is a better solution than https://pdfium.googlesource.com/pdfium/+/1b9c5c4dc41956b8c5ab17b9a882adf8a2513768
and in essence revert that patch
BUG=409373
R=tsepez@chromium.org
Review URL: https://codereview.chromium.org/522483003
Diffstat (limited to 'core/include/fpdfapi/fpdf_resource.h')
| -rw-r--r-- | core/include/fpdfapi/fpdf_resource.h | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/core/include/fpdfapi/fpdf_resource.h b/core/include/fpdfapi/fpdf_resource.h index 4ce4ddc8bb..92c4872537 100644 --- a/core/include/fpdfapi/fpdf_resource.h +++ b/core/include/fpdfapi/fpdf_resource.h @@ -680,10 +680,8 @@ class CPDF_Color : public CFX_Object { public: - CPDF_Color() + CPDF_Color() :m_pCS(NULL), m_pBuffer(NULL), m_pDocument(NULL) { - m_pBuffer = NULL; - m_pCS = NULL; } CPDF_Color(int family); @@ -720,10 +718,11 @@ public: CPDF_ColorSpace* m_pCS; - FX_FLOAT* m_pBuffer; protected: void ReleaseBuffer(); void ReleaseColorSpace(); + FX_FLOAT* m_pBuffer; + CPDF_Document* m_pDocument; }; #define PATTERN_TILING 1 #define PATTERN_SHADING 2 @@ -732,7 +731,6 @@ class CPDF_Pattern : public CFX_Object public: virtual ~CPDF_Pattern(); - void SaveColor(CPDF_Color* pColor) {m_pColor = pColor;} CPDF_Object* m_pPatternObj; @@ -742,7 +740,6 @@ public: CFX_AffineMatrix m_ParentMatrix; CPDF_Document* m_pDocument; - CPDF_Color* m_pColor; protected: |