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Text layout - first part

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Jakub Melka
2019-12-28 19:21:29 +01:00
parent 092173bbd9
commit 0ec9d6cf0e
10 changed files with 560 additions and 2 deletions
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7
PdfForQtLib/sources/pdfpainter.h
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@@ -22,6 +22,7 @@
#include "pdfpattern.h"
#include "pdfrenderer.h"
#include "pdfpagecontentprocessor.h"
#include "pdftextlayout.h"
#include <QPen>
#include <QBrush>
@@ -191,6 +192,10 @@ public:
void addRestoreGraphicState() { m_instructions.emplace_back(InstructionType::RestoreGraphicState, 0); }
void addSetWorldMatrix(const QMatrix& matrix);
void addSetCompositionMode(QPainter::CompositionMode compositionMode);
void addCharacter(const PDFTextCharacterInfo& info);
/// Creates text layout for the page
void createTextLayout();
/// Optimizes page memory allocation to contain less space
void optimize();
@@ -279,6 +284,7 @@ private:
std::vector<QMatrix> m_matrices;
std::vector<QPainter::CompositionMode> m_compositionModes;
QList<PDFRenderError> m_errors;
PDFTextLayout m_textLayout;
};
/// Processor, which processes PDF's page commands and writes them to the precompiled page.
@@ -311,6 +317,7 @@ protected:
virtual void performRestoreGraphicState(ProcessOrder order) override;
virtual void setWorldMatrix(const QMatrix& matrix) override;
virtual void setCompositionMode(QPainter::CompositionMode mode) override;
virtual void performOutputCharacter(const PDFTextCharacterInfo& info) override;
private:
PDFPrecompiledPage* m_precompiledPage;