fenix/PDF4QT
1
0
Fork 0
mirror of https://github.com/JakubMelka/PDF4QT.git synced 2025-06-05 21:59:17 +02:00
Code Issues Packages Projects Releases Wiki Activity

Color transformation finishing and bugfixes

Browse Source
This commit is contained in:
Jakub Melka
2021-01-08 18:52:24 +01:00
parent 0c533e10b2
commit a169a8c06b
2 changed files with 237 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
Pdf4QtLib/sources/pdfcolorspaces.h
View File

@@ -196,6 +196,9 @@ public:
template<typename... Components>
explicit constexpr inline PDFColorComponentMatrix(Components... components) : m_values({ static_cast<PDFColorComponent>(components)... }) { }
bool operator==(const PDFColorComponentMatrix&) const = default;
bool operator!=(const PDFColorComponentMatrix&) const = default;
std::array<PDFColorComponent, Rows> operator*(const std::array<PDFColorComponent, Cols>& color) const
{
std::array<PDFColorComponent, Rows> result = { };
@@ -274,6 +277,9 @@ public:
/// Returns color space identification
virtual ColorSpace getColorSpace() const = 0;
/// Returns true, if two color spaces are equal
virtual bool equals(const PDFAbstractColorSpace* other) const;
/// Returns true, if this color space can be used for blending
bool isBlendColorSpace() const;
@@ -532,7 +538,10 @@ class PDFXYZColorSpace : public PDFAbstractColorSpace
public:
virtual QColor getDefaultColor(const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const override;
virtual bool equals(const PDFAbstractColorSpace* other) const override;
const PDFColor3& getWhitePoint() const { return m_whitePoint; }
const PDFColor3& getCorrectionCoefficients() const;
protected:
explicit PDFXYZColorSpace(PDFColor3 whitePoint);
@@ -554,12 +563,13 @@ public:
virtual ~PDFCalGrayColorSpace() = default;
virtual ColorSpace getColorSpace() const override { return ColorSpace::CalGray; }
virtual bool equals(const PDFAbstractColorSpace* other) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter, bool isRange01) const override;
virtual size_t getColorComponentCount() const override;
virtual void fillRGBBuffer(const std::vector<float>& colors,unsigned char* outputBuffer, RenderingIntent intent, const PDFCMS* cms, PDFRenderErrorReporter* reporter) const override;
PDFColorComponent getGamma() const { return m_gamma; }
PDFColor3 getBlackPoint() const { m_blackPoint; }
const PDFColor3& getBlackPoint() const { return m_blackPoint; }
/// Creates CalGray color space from provided values.
/// \param document Document
@@ -578,6 +588,7 @@ public:
virtual ~PDFCalRGBColorSpace() = default;
virtual ColorSpace getColorSpace() const override { return ColorSpace::CalRGB; }
virtual bool equals(const PDFAbstractColorSpace* other) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter, bool isRange01) const override;
virtual size_t getColorComponentCount() const override;
virtual void fillRGBBuffer(const std::vector<float>& colors,unsigned char* outputBuffer, RenderingIntent intent, const PDFCMS* cms, PDFRenderErrorReporter* reporter) const override;
@@ -604,6 +615,7 @@ public:
virtual ~PDFLabColorSpace() = default;
virtual ColorSpace getColorSpace() const override { return ColorSpace::Lab; }
virtual bool equals(const PDFAbstractColorSpace* other) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter, bool isRange01) const override;
virtual size_t getColorComponentCount() const override;
virtual void fillRGBBuffer(const std::vector<float>& colors,unsigned char* outputBuffer, RenderingIntent intent, const PDFCMS* cms, PDFRenderErrorReporter* reporter) const override;
@@ -642,6 +654,7 @@ public:
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter, bool isRange01) const override;
virtual size_t getColorComponentCount() const override;
virtual void fillRGBBuffer(const std::vector<float>& colors, unsigned char* outputBuffer, RenderingIntent intent, const PDFCMS* cms, PDFRenderErrorReporter* reporter) const override;
virtual bool equals(const PDFAbstractColorSpace* other) const override;
PDFObjectReference getMetadata() const { return m_metadata; }
@@ -660,6 +673,7 @@ public:
const Ranges& getRange() const;
const QByteArray& getIccProfileData() const;
const QByteArray& getIccProfileDataChecksum() const;
const PDFAbstractColorSpace* getAlternateColorSpace() const;
private:
PDFColorSpacePointer m_alternateColorSpace;
@@ -676,6 +690,7 @@ public:
virtual ~PDFIndexedColorSpace() = default;
virtual ColorSpace getColorSpace() const override { return ColorSpace::Indexed; }
virtual bool equals(const PDFAbstractColorSpace* other) const override;
virtual QColor getDefaultColor(const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter, bool isRange01) const override;
virtual size_t getColorComponentCount() const override;
@@ -700,6 +715,9 @@ public:
PDFColorSpacePointer getBaseColorSpace() const;
std::vector<PDFColorComponent> transformColorsToBaseColorSpace(const PDFColorBuffer buffer) const;
int getMaxValue() const;
const QByteArray& getColors() const;
private:
static constexpr const int MIN_VALUE = 0;
static constexpr const int MAX_VALUE = 255;
@@ -716,6 +734,7 @@ public:
virtual ~PDFSeparationColorSpace() = default;
virtual ColorSpace getColorSpace() const override { return ColorSpace::Separation; }
virtual bool equals(const PDFAbstractColorSpace* other) const override;
virtual QColor getDefaultColor(const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter, bool isRange01) const override;
virtual size_t getColorComponentCount() const override;
@@ -778,6 +797,7 @@ public:
virtual ~PDFDeviceNColorSpace() = default;
virtual ColorSpace getColorSpace() const override { return ColorSpace::DeviceN; }
virtual bool equals(const PDFAbstractColorSpace* other) const override;
virtual QColor getDefaultColor(const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter, bool isRange01) const override;
virtual size_t getColorComponentCount() const override;
@@ -832,6 +852,7 @@ public:
virtual ~PDFPatternColorSpace() override = default;
virtual ColorSpace getColorSpace() const override { return ColorSpace::Pattern; }
virtual bool equals(const PDFAbstractColorSpace* other) const override;
virtual QColor getDefaultColor(const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter, bool isRange01) const override;
virtual size_t getColorComponentCount() const override;