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-rw-r--r--core/fpdftext/include/cpdf_textpage.h27
1 files changed, 21 insertions, 6 deletions
diff --git a/core/fpdftext/include/cpdf_textpage.h b/core/fpdftext/include/cpdf_textpage.h
index c7c673c23e..0c1efdf34a 100644
--- a/core/fpdftext/include/cpdf_textpage.h
+++ b/core/fpdftext/include/cpdf_textpage.h
@@ -99,6 +99,19 @@ class CPDF_TextPage {
FX_BOOL bContains = FALSE);
private:
+ enum class TextOrientation {
+ Unknown,
+ Horizontal,
+ Vertical,
+ };
+
+ enum class GenerateCharacter {
+ None,
+ Space,
+ LineBreak,
+ Hyphen,
+ };
+
FX_BOOL IsHyphen(FX_WCHAR curChar);
bool IsControlChar(const PAGECHAR_INFO& charInfo);
void ProcessObject();
@@ -109,8 +122,8 @@ class CPDF_TextPage {
const CFX_Matrix& formMatrix,
const CPDF_PageObjectList* pObjList,
CPDF_PageObjectList::const_iterator ObjPos);
- int ProcessInsertObject(const CPDF_TextObject* pObj,
- const CFX_Matrix& formMatrix);
+ GenerateCharacter ProcessInsertObject(const CPDF_TextObject* pObj,
+ const CFX_Matrix& formMatrix);
FX_BOOL GenerateCharInfo(FX_WCHAR unicode, PAGECHAR_INFO& info);
FX_BOOL IsSameAsPreTextObject(CPDF_TextObject* pTextObj,
const CPDF_PageObjectList* pObjList,
@@ -122,11 +135,13 @@ class CPDF_TextPage {
FPDFText_MarkedContent PreMarkedContent(PDFTEXT_Obj pObj);
void ProcessMarkedContent(PDFTEXT_Obj pObj);
void CheckMarkedContentObject(int32_t& start, int32_t& nCount) const;
- void FindPreviousTextObject(void);
+ void FindPreviousTextObject();
void AddCharInfoByLRDirection(FX_WCHAR wChar, PAGECHAR_INFO info);
void AddCharInfoByRLDirection(FX_WCHAR wChar, PAGECHAR_INFO info);
- int32_t GetTextObjectWritingMode(const CPDF_TextObject* pTextObj);
- int32_t FindTextlineFlowDirection();
+ TextOrientation GetTextObjectWritingMode(
+ const CPDF_TextObject* pTextObj) const;
+ TextOrientation FindTextlineFlowOrientation() const;
+ void AppendGeneratedCharacter(FX_WCHAR unicode, const CFX_Matrix& formMatrix);
void SwapTempTextBuf(int32_t iCharListStartAppend, int32_t iBufStartAppend);
FX_BOOL IsRightToLeft(const CPDF_TextObject* pTextObj,
@@ -147,7 +162,7 @@ class CPDF_TextPage {
CFX_ArrayTemplate<FPDF_SEGMENT> m_Segments;
std::vector<CFX_FloatRect> m_SelRects;
CFX_ArrayTemplate<PDFTEXT_Obj> m_LineObj;
- int32_t m_TextlineDir;
+ TextOrientation m_TextlineDir;
CFX_FloatRect m_CurlineRect;
};