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Refactoring - using of CMS

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This commit is contained in:
Jakub Melka
2019-12-25 17:56:17 +01:00
parent 02dda6980c
commit d951a70014
23 changed files with 386 additions and 150 deletions
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88
PdfForQtLib/sources/pdfcolorspaces.h
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@ -27,6 +27,7 @@
namespace pdf
{
class PDFCMS;
class PDFArray;
class PDFObject;
class PDFStream;
@ -35,6 +36,7 @@ class PDFDocument;
class PDFDictionary;
class PDFAbstractColorSpace;
class PDFPatternColorSpace;
class PDFRenderErrorReporter;
using PDFColorComponent = float;
using PDFColor = PDFFlatArray<PDFColorComponent, 4>;
@ -214,15 +216,45 @@ public:
explicit PDFAbstractColorSpace() = default;
virtual ~PDFAbstractColorSpace() = default;
virtual QColor getDefaultColor() const = 0;
virtual QColor getColor(const PDFColor& color) const = 0;
/// Returns default color for the color space
virtual QColor getDefaultColor(const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const = 0;
/// Returns transformed color for given input color. Color is transformed using color
/// management system (cms), if color management system fails, and returns invalid color,
/// then generic solution for color transformation is used (which is often not valid).
/// Caller can also specify rendering intent and error reporter, where color management
/// system can write errors during color transformation.
/// \param color Input color
/// \param cms Color management system
/// \param intent Rendering intent
/// \param reporter Error reporter
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const = 0;
/// Returns color component count
virtual size_t getColorComponentCount() const = 0;
virtual QImage getImage(const PDFImageData& imageData, const PDFImageData& softMask) const;
/// Transforms image data to result image.
/// \param imageData Image data
/// \param softMask Soft mask (for alpha channel)
/// \param cms Color management system
/// \param intent Rendering intent
/// \param reporter Error reporter
virtual QImage getImage(const PDFImageData& imageData,
const PDFImageData& softMask,
const PDFCMS* cms,
RenderingIntent intent,
PDFRenderErrorReporter* reporter) const;
/// If this class is pattern space, returns this, otherwise returns 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.
QColor getCheckedColor(const PDFColor& color) const;
/// If they are not OK, exception is thrown. \sa getColor
/// \param color Input color
/// \param cms Color management system
/// \param intent Rendering intent
/// \param reporter Error reporter
QColor getCheckedColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const;
/// Creates alpha mask from soft image data. Exception is thrown, if something fails.
/// \param softMask Soft mask
@ -365,8 +397,8 @@ public:
explicit PDFDeviceGrayColorSpace() = default;
virtual ~PDFDeviceGrayColorSpace() = default;
virtual QColor getDefaultColor() const override;
virtual QColor getColor(const PDFColor& color) 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) const override;
virtual size_t getColorComponentCount() const override;
};
@ -376,8 +408,8 @@ public:
explicit PDFDeviceRGBColorSpace() = default;
virtual ~PDFDeviceRGBColorSpace() = default;
virtual QColor getDefaultColor() const override;
virtual QColor getColor(const PDFColor& color) 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) const override;
virtual size_t getColorComponentCount() const override;
};
@ -387,15 +419,15 @@ public:
explicit PDFDeviceCMYKColorSpace() = default;
virtual ~PDFDeviceCMYKColorSpace() = default;
virtual QColor getDefaultColor() const override;
virtual QColor getColor(const PDFColor& color) 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) const override;
virtual size_t getColorComponentCount() const override;
};
class PDFXYZColorSpace : public PDFAbstractColorSpace
{
public:
virtual QColor getDefaultColor() const override;
virtual QColor getDefaultColor(const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const override;
protected:
explicit PDFXYZColorSpace(PDFColor3 whitePoint);
@ -416,7 +448,7 @@ public:
explicit PDFCalGrayColorSpace(PDFColor3 whitePoint, PDFColor3 blackPoint, PDFColorComponent gamma);
virtual ~PDFCalGrayColorSpace() = default;
virtual QColor getColor(const PDFColor& color) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const override;
virtual size_t getColorComponentCount() const override;
/// Creates CalGray color space from provided values.
@ -435,7 +467,7 @@ public:
explicit PDFCalRGBColorSpace(PDFColor3 whitePoint, PDFColor3 blackPoint, PDFColor3 gamma, PDFColorComponentMatrix_3x3 matrix);
virtual ~PDFCalRGBColorSpace() = default;
virtual QColor getColor(const PDFColor& color) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const override;
virtual size_t getColorComponentCount() const override;
/// Creates CalRGB color space from provided values.
@ -455,7 +487,7 @@ public:
explicit PDFLabColorSpace(PDFColor3 whitePoint, PDFColor3 blackPoint, PDFColorComponent aMin, PDFColorComponent aMax, PDFColorComponent bMin, PDFColorComponent bMax);
virtual ~PDFLabColorSpace() = default;
virtual QColor getColor(const PDFColor& color) const override;
virtual QColor getColor(const PDFColor& color, const PDFCMS* cms, RenderingIntent intent, PDFRenderErrorReporter* reporter) const override;
virtual size_t getColorComponentCount() const override;
/// Creates Lab color space from provided values.
@ -481,8 +513,8 @@ public:
explicit PDFICCBasedColorSpace(PDFColorSpacePointer alternateColorSpace, Ranges range);
virtual ~PDFICCBasedColorSpace() = default;
virtual QColor getDefaultColor() const override;
virtual QColor getColor(const PDFColor& color) 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) const override;
virtual size_t getColorComponentCount() const override;
/// Creates ICC based color space from provided values.
@ -503,10 +535,14 @@ public:
explicit PDFIndexedColorSpace(PDFColorSpacePointer baseColorSpace, QByteArray&& colors, int maxValue);
virtual ~PDFIndexedColorSpace() = default;
virtual QColor getDefaultColor() const override;
virtual QColor getColor(const PDFColor& color) 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) const override;
virtual size_t getColorComponentCount() const override;
virtual QImage getImage(const PDFImageData& imageData, const PDFImageData& softMask) const override;
virtual QImage getImage(const PDFImageData& imageData,
const PDFImageData& softMask,
const PDFCMS* cms,
RenderingIntent intent,
PDFRenderErrorReporter* reporter) const override;
/// Creates indexed color space from provided values.
/// \param colorSpaceDictionary Color space dictionary
@ -530,8 +566,8 @@ public:
explicit PDFSeparationColorSpace(QByteArray&& colorName, PDFColorSpacePointer alternateColorSpace, PDFFunctionPtr tintTransform);
virtual ~PDFSeparationColorSpace() = default;
virtual QColor getDefaultColor() const override;
virtual QColor getColor(const PDFColor& color) 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) const override;
virtual size_t getColorComponentCount() const override;
/// Creates separation color space from provided values.
@ -576,8 +612,8 @@ public:
std::vector<QByteArray> processColorSpaceComponents);
virtual ~PDFDeviceNColorSpace() = default;
virtual QColor getDefaultColor() const override;
virtual QColor getColor(const PDFColor& color) 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) const override;
virtual size_t getColorComponentCount() const override;
/// Returns type of DeviceN color space
@ -613,8 +649,8 @@ public:
virtual ~PDFPatternColorSpace() override = default;
virtual QColor getDefaultColor() const override;
virtual QColor getColor(const PDFColor& color) 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) const override;
virtual size_t getColorComponentCount() const override;
virtual const PDFPatternColorSpace* asPatternColorSpace() const override { return this; }