File indexing completed on 2024-06-16 04:15:59

 /*
  *  SPDX-FileCopyrightText: 2010 Adam Celarek <kdedev at xibo dot at>
  *
  *  SPDX-License-Identifier: GPL-2.0-or-later
  */
 
 #ifndef KIS_COLOR_SELECTOR_BASE_H
 #define KIS_COLOR_SELECTOR_BASE_H
 
 #include <QWidget>
 #include <QRgb>
 #include <QPointer>
 #include <kis_canvas2.h>
 #include "kis_acs_types.h"
 #include "kis_signal_compressor_with_param.h"
 
 
 class KoColor;
 class QTimer;
 class KoColorSpace;
 class KisCanvas2;
 class KisColorPreviewPopup;
 class KisDisplayColorConverter;
 class KoGamutMask;
 
 
 /// Base class for all color selectors, that should support color management and zooming.
 class KisColorSelectorBase : public QWidget
 {
 Q_OBJECT
 public:
     enum Move {MoveToMousePosition, DontMove};
     explicit KisColorSelectorBase(QWidget *parent = 0);
     ~KisColorSelectorBase() override;
 
     void setPopupBehaviour(bool onMouseOver, bool onMouseClick);
     void setColorSpace(const KoColorSpace* colorSpace);
     virtual void setCanvas(KisCanvas2* canvas);
     virtual void unsetCanvas();
     const KoColorSpace* colorSpace() const;
 
     KisDisplayColorConverter* converter() const;
 
     void tryHideAllPopups();
 
 public:
     void updateColor(const KoColor &color, Acs::ColorRole role, bool needsExplicitColorReset);
     void updateColorPreview(const KoColor &color);
     void showColorPreview();
     void updateBaseColorPreview(const KoColor &color);
     void updatePreviousColorPreview();
 
     virtual void setColor(const KoColor& color);
 
 public Q_SLOTS:
     /**
      * Flushes caches and redraws the selectors
      */
     virtual void reset();
 
     virtual void updateSettings();
     virtual void showPopup(Move move=MoveToMousePosition);
 
 public:
     void enterEvent(QEvent *e) override;
     void leaveEvent(QEvent *e) override;
 
     void mousePressEvent(QMouseEvent *) override;
     void mouseReleaseEvent(QMouseEvent *) override;
 
 protected:
     void keyPressEvent(QKeyEvent *) override;
     virtual KisColorSelectorBase* createPopup() const = 0;
     void dragEnterEvent(QDragEnterEvent *) override;
     void dropEvent(QDropEvent *) override;
     void setHidingTime(int time);
     bool isPopup() const { return m_isPopup; }
     void mouseMoveEvent(QMouseEvent *event) override;
     void changeEvent(QEvent *event) override;
     void showEvent(QShowEvent *event) override;
     void requestUpdateColorAndPreview(const KoColor &color, Acs::ColorRole role);
 
 private:
     void commitColor(const KoColor& koColor, Acs::ColorRole role);
 
 
 protected Q_SLOTS:
     void hidePopup();
 
     /// if you overwrite this, keep in mind, that you should set the color only, if m_colorUpdateAllowed is true
     virtual void canvasResourceChanged(int key, const QVariant& v);
 
     void updateLastUsedColorPreview(const KoColor &color);
 
 public:
     // This is a private interface for signal compressor, don't use it.
     // Use requestUpdateColorAndPreview() instead
     void slotUpdateColorAndPreview(QPair<KoColor, Acs::ColorRole> color);
 
 private:
     void lazyCreatePopup();
 
 protected:
     QPointer<KisCanvas2> m_canvas;
     KisColorSelectorBase* m_popup;
     QWidget* m_parent;
     bool m_colorUpdateAllowed;
 
     // This boolean here is to check if the color selector is updating the resource, so it won't update itself when the resource is updated.
     bool m_colorUpdateSelf;
 
 private:
     QTimer* m_hideTimer;
     bool m_popupOnMouseOver;
     bool m_popupOnMouseClick;
     mutable const KoColorSpace* m_colorSpace;
     bool m_isPopup; //this instance is a popup
     bool m_hideOnMouseClick;
     KisColorPreviewPopup* m_colorPreviewPopup;
 
     typedef KisSignalCompressorWithParam<QPair<KoColor, Acs::ColorRole>> ColorCompressorType;
     QScopedPointer<ColorCompressorType> m_updateColorCompressor;
 };
 
 #endif