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-rw-r--r--core/src/fpdfapi/fpdf_font/font_int.h29
-rw-r--r--core/src/fpdfapi/fpdf_font/fpdf_font.cpp109
2 files changed, 64 insertions, 74 deletions
diff --git a/core/src/fpdfapi/fpdf_font/font_int.h b/core/src/fpdfapi/fpdf_font/font_int.h
index 5418ffd2c9..33fa926b2a 100644
--- a/core/src/fpdfapi/fpdf_font/font_int.h
+++ b/core/src/fpdfapi/fpdf_font/font_int.h
@@ -8,6 +8,7 @@
#define CORE_SRC_FPDFAPI_FPDF_FONT_FONT_INT_H_
#include <map>
+#include <memory>
#include "core/include/fpdfapi/fpdf_resource.h"
#include "core/include/fxcrt/fx_basic.h"
@@ -39,14 +40,31 @@ class CPDF_CMapManager {
std::map<CFX_ByteString, CPDF_CMap*> m_CMaps;
CPDF_CID2UnicodeMap* m_CID2UnicodeMaps[6];
};
+
+class CFX_StockFontArray {
+ public:
+ CFX_StockFontArray();
+ ~CFX_StockFontArray();
+
+ // Takes ownership of |pFont|.
+ void SetFont(int index, CPDF_Font* pFont);
+ CPDF_Font* GetFont(int index) const;
+
+ private:
+ std::unique_ptr<CPDF_Font> m_StockFonts[14];
+};
+
class CPDF_FontGlobals {
public:
CPDF_FontGlobals();
~CPDF_FontGlobals();
- void ClearAll();
- void Clear(void* key);
- CPDF_Font* Find(void* key, int index);
- void Set(void* key, int index, CPDF_Font* pFont);
+
+ void Clear(CPDF_Document* pDoc);
+ CPDF_Font* Find(CPDF_Document* pDoc, int index);
+
+ // Takes ownership of |pFont|.
+ void Set(CPDF_Document* key, int index, CPDF_Font* pFont);
+
CPDF_CMapManager m_CMapManager;
struct {
const struct FXCMAP_CMap* m_pMapList;
@@ -58,8 +76,7 @@ class CPDF_FontGlobals {
} m_EmbeddedToUnicodes[CIDSET_NUM_SETS];
private:
- CFX_MapPtrToPtr m_pStockMap;
- uint8_t* m_pContrastRamps;
+ std::map<CPDF_Document*, std::unique_ptr<CFX_StockFontArray>> m_StockMap;
};
struct CMap_CodeRange {
diff --git a/core/src/fpdfapi/fpdf_font/fpdf_font.cpp b/core/src/fpdfapi/fpdf_font/fpdf_font.cpp
index 003825b898..b90d1147d6 100644
--- a/core/src/fpdfapi/fpdf_font/fpdf_font.cpp
+++ b/core/src/fpdfapi/fpdf_font/fpdf_font.cpp
@@ -31,83 +31,56 @@ FX_BOOL FT_UseTTCharmap(FXFT_Face face, int platform_id, int encoding_id) {
}
return FALSE;
}
-CPDF_FontGlobals::CPDF_FontGlobals() : m_pContrastRamps(NULL) {
+
+CFX_StockFontArray::CFX_StockFontArray() {}
+
+CFX_StockFontArray::~CFX_StockFontArray() {
+ for (size_t i = 0; i < FX_ArraySize(m_StockFonts); ++i) {
+ if (!m_StockFonts[i])
+ continue;
+ CPDF_Dictionary* pFontDict = m_StockFonts[i]->GetFontDict();
+ if (pFontDict)
+ pFontDict->Release();
+ }
+}
+
+CPDF_Font* CFX_StockFontArray::GetFont(int index) const {
+ if (index < 0 || index >= FX_ArraySize(m_StockFonts))
+ return nullptr;
+ return m_StockFonts[index].get();
+}
+
+void CFX_StockFontArray::SetFont(int index, CPDF_Font* font) {
+ if (index < 0 || index >= FX_ArraySize(m_StockFonts))
+ return;
+ m_StockFonts[index].reset(font);
+}
+
+CPDF_FontGlobals::CPDF_FontGlobals() {
FXSYS_memset(m_EmbeddedCharsets, 0, sizeof(m_EmbeddedCharsets));
FXSYS_memset(m_EmbeddedToUnicodes, 0, sizeof(m_EmbeddedToUnicodes));
}
+
CPDF_FontGlobals::~CPDF_FontGlobals() {
- ClearAll();
- FX_Free(m_pContrastRamps);
}
-class CFX_StockFontArray {
- public:
- CFX_StockFontArray() {
- FXSYS_memset(m_pStockFonts, 0, sizeof(m_pStockFonts));
- }
- ~CFX_StockFontArray() {
- for (size_t i = 0; i < FX_ArraySize(m_pStockFonts); i++) {
- if (!m_pStockFonts[i])
- continue;
- CPDF_Dictionary* pFontDict = m_pStockFonts[i]->GetFontDict();
- if (pFontDict)
- pFontDict->Release();
- delete m_pStockFonts[i];
- }
- }
- CPDF_Font* GetFont(int index) const {
- if (index < 0 || index >= FX_ArraySize(m_pStockFonts))
- return NULL;
- return m_pStockFonts[index];
- }
- void SetFont(int index, CPDF_Font* font) {
- if (index < 0 || index >= FX_ArraySize(m_pStockFonts))
- return;
- delete m_pStockFonts[index];
- m_pStockFonts[index] = font;
- }
- private:
- CPDF_Font* m_pStockFonts[14];
-};
-CPDF_Font* CPDF_FontGlobals::Find(void* key, int index) {
- void* value = NULL;
- if (!m_pStockMap.Lookup(key, value)) {
- return NULL;
- }
- if (!value) {
- return NULL;
- }
- return static_cast<CFX_StockFontArray*>(value)->GetFont(index);
-}
-void CPDF_FontGlobals::Set(void* key, int index, CPDF_Font* pFont) {
- void* value = NULL;
- CFX_StockFontArray* font_array = NULL;
- if (m_pStockMap.Lookup(key, value)) {
- font_array = static_cast<CFX_StockFontArray*>(value);
- } else {
- font_array = new CFX_StockFontArray();
- m_pStockMap.SetAt(key, font_array);
- }
- font_array->SetFont(index, pFont);
+CPDF_Font* CPDF_FontGlobals::Find(CPDF_Document* pDoc, int index) {
+ auto it = m_StockMap.find(pDoc);
+ if (it == m_StockMap.end())
+ return nullptr;
+ return it->second ? it->second->GetFont(index) : nullptr;
}
-void CPDF_FontGlobals::Clear(void* key) {
- void* value = NULL;
- if (!m_pStockMap.Lookup(key, value)) {
- return;
- }
- delete static_cast<CFX_StockFontArray*>(value);
- m_pStockMap.RemoveKey(key);
+
+void CPDF_FontGlobals::Set(CPDF_Document* pDoc, int index, CPDF_Font* pFont) {
+ if (!pdfium::ContainsKey(m_StockMap, pDoc))
+ m_StockMap[pDoc].reset(new CFX_StockFontArray);
+ m_StockMap[pDoc]->SetFont(index, pFont);
}
-void CPDF_FontGlobals::ClearAll() {
- FX_POSITION pos = m_pStockMap.GetStartPosition();
- while (pos) {
- void* key = NULL;
- void* value = NULL;
- m_pStockMap.GetNextAssoc(pos, key, value);
- delete static_cast<CFX_StockFontArray*>(value);
- m_pStockMap.RemoveKey(key);
- }
+
+void CPDF_FontGlobals::Clear(CPDF_Document* pDoc) {
+ m_StockMap.erase(pDoc);
}
+
CPDF_Font::CPDF_Font(int fonttype) : m_FontType(fonttype) {
m_FontBBox.left = m_FontBBox.right = m_FontBBox.top = m_FontBBox.bottom = 0;
m_StemV = m_Ascent = m_Descent = m_ItalicAngle = 0;