KoColorDisplayRendererInterface.h

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/*
 *  SPDX-FileCopyrightText: 2014 Dmitry Kazakov <dimula73@gmail.com>
 *
 * SPDX-License-Identifier: LGPL-2.1-or-later
 */
 
#ifndef __KO_COLOR_DISPLAY_RENDERER_INTERFACE_H
#define __KO_COLOR_DISPLAY_RENDERER_INTERFACE_H
 
#include <QObject>
#include <QColor>
 
#include "KoColor.h"
 
class KoChannelInfo;
class KoColorSpace;
struct KisHandlePalette;
class QPalette;
 
class KRITAPIGMENT_EXPORT KoColorDisplayRendererInterface : public QObject
{
    Q_OBJECT
 
public:
    KoColorDisplayRendererInterface();
    ~KoColorDisplayRendererInterface() override;
 
    virtual QImage toQImage(const KoColorSpace *srcColorSpace, const quint8 *data, QSize size, bool proofPaintColors = false) const = 0;
 
    virtual QColor toQColor(const KoColor &c, bool proofToPaintColors = false) const = 0;
 
    virtual KoColor approximateFromRenderedQColor(const QColor &c) const = 0;
 
    virtual KoColor fromHsv(int h, int s, int v, int a = 255) const = 0;
    virtual void getHsv(const KoColor &srcColor, int *h, int *s, int *v, int *a = 0) const = 0;
 
 
    virtual qreal minVisibleFloatValue(const KoChannelInfo *chaninfo) const = 0;
 
    virtual qreal maxVisibleFloatValue(const KoChannelInfo *chaninfo) const = 0;
 
    virtual const KoColorSpace* getPaintingColorSpace() const = 0;
 
    virtual QColor convertColorToDisplayColorSpace(const KoColor color) const = 0;
 
    virtual QImage convertImageToDisplayColorSpace(const QImage source) const = 0;
 
    virtual KisHandlePalette handlePaletteForDisplayColorSpace() const = 0;
 
    virtual QPalette systemPaletteForDisplayColorSpace() const = 0;
 
Q_SIGNALS:
    void displayConfigurationChanged();
 
private:
    Q_DISABLE_COPY(KoColorDisplayRendererInterface)
};
 
class KRITAPIGMENT_EXPORT KoDumbColorDisplayRenderer : public KoColorDisplayRendererInterface
{
public:
    QImage toQImage(const KoColorSpace *srcColorSpace, const quint8 *data, QSize size, bool proofPaintColors = false) const override;
    QColor toQColor(const KoColor &c, bool proofToPaintColors = false) const override;
    KoColor approximateFromRenderedQColor(const QColor &c) const override;
    KoColor fromHsv(int h, int s, int v, int a = 255) const override;
    void getHsv(const KoColor &srcColor, int *h, int *s, int *v, int *a = 0) const override;
 
    qreal minVisibleFloatValue(const KoChannelInfo *chaninfo) const override;
    qreal maxVisibleFloatValue(const KoChannelInfo *chaninfo) const override;
 
    const KoColorSpace* getPaintingColorSpace() const override;
 
    QColor convertColorToDisplayColorSpace(KoColor c) const override;
    QImage convertImageToDisplayColorSpace(const QImage source) const override;
    KisHandlePalette handlePaletteForDisplayColorSpace() const override;
    QPalette systemPaletteForDisplayColorSpace() const override;
 
    static KoColorDisplayRendererInterface* instance();
};
 
#endif /* __KO_COLOR_DISPLAY_RENDERER_INTERFACE_H */