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Uncolored tiling patterns, tiling patterns colors

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Jakub Melka
2019-09-26 19:14:04 +02:00
parent 40f3f9f9b4
commit 59ad9afadd
7 changed files with 104 additions and 32 deletions
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19
PdfForQtLib/sources/pdfcolorspaces.h
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@ -34,6 +34,7 @@ class PDFPattern;
class PDFDocument;
class PDFDictionary;
class PDFAbstractColorSpace;
class PDFPatternColorSpace;
using PDFColorComponent = float;
using PDFColor = PDFFlatArray<PDFColorComponent, 4>;
@ -211,7 +212,7 @@ public:
virtual QColor getColor(const PDFColor& color) const = 0;
virtual size_t getColorComponentCount() const = 0;
virtual QImage getImage(const PDFImageData& imageData) const;
virtual const PDFPattern* getPattern() const { return nullptr; }
virtual const PDFPatternColorSpace* asPatternColorSpace() const { return nullptr; }
/// Checks, if number of color components is OK, and if yes, converts them to the QColor value.
/// If they are not OK, exception is thrown.
@ -592,17 +593,29 @@ private:
class PDFPatternColorSpace : public PDFAbstractColorSpace
{
public:
explicit PDFPatternColorSpace(std::shared_ptr<PDFPattern>&& pattern) : m_pattern(qMove(pattern)) { }
explicit PDFPatternColorSpace(std::shared_ptr<PDFPattern>&& pattern, PDFColorSpacePointer&& uncoloredPatternColorSpace, PDFColor uncoloredPatternColor) :
m_pattern(qMove(pattern)),
m_uncoloredPatternColorSpace(qMove(uncoloredPatternColorSpace)),
m_uncoloredPatternColor(qMove(uncoloredPatternColor))
{
}
virtual ~PDFPatternColorSpace() override = default;
virtual QColor getDefaultColor() const override;
virtual QColor getColor(const PDFColor& color) const override;
virtual size_t getColorComponentCount() const override;
virtual const PDFPatternColorSpace* asPatternColorSpace() const override { return this; }
virtual const PDFPattern* getPattern() const override { return m_pattern.get(); }
const PDFPattern* getPattern() const { return m_pattern.get(); }
PDFColorSpacePointer getUncoloredPatternColorSpace() const { return m_uncoloredPatternColorSpace; }
PDFColor getUncoloredPatternColor() const { return m_uncoloredPatternColor; }
private:
std::shared_ptr<PDFPattern> m_pattern;
PDFColorSpacePointer m_uncoloredPatternColorSpace;
PDFColor m_uncoloredPatternColor;
};
} // namespace pdf