File indexing completed on 2024-04-28 09:25:49

 /*
     SPDX-FileCopyrightText: 2018 Michail Vourlakos <mvourlakos@gmail.com>
     SPDX-License-Identifier: GPL-2.0-or-later
 */
 
 #ifndef EFFECTS_H
 #define EFFECTS_H
 
 // local
 #include "../plasma/extended/theme.h"
 
 // Qt
 #include <QObject>
 #include <QPointer>
 #include <QQuickView>
 #include <QRect>
 
 // Plasma
 #include <Plasma/FrameSvg>
 #include <Plasma/Theme>
 
 namespace Latte {
 class Corona;
 class View;
 }
 
 namespace Latte {
 namespace ViewPart {
 
 class Effects: public QObject
 {
     Q_OBJECT
     Q_PROPERTY(bool animationsBlocked READ animationsBlocked NOTIFY animationsBlockedChanged)
     Q_PROPERTY(bool drawShadows READ drawShadows WRITE setDrawShadows NOTIFY drawShadowsChanged)
     Q_PROPERTY(bool drawEffects READ drawEffects WRITE setDrawEffects NOTIFY drawEffectsChanged)
 
     //! thickness shadow size when is drawn inside the window from qml
     Q_PROPERTY(int editShadow READ editShadow WRITE setEditShadow NOTIFY editShadowChanged)
     Q_PROPERTY(int innerShadow READ innerShadow WRITE setInnerShadow NOTIFY innerShadowChanged)
 
     Q_PROPERTY(bool backgroundAllCorners READ backgroundAllCorners WRITE setBackgroundAllCorners NOTIFY backgroundAllCornersChanged)
     Q_PROPERTY(bool backgroundRadiusEnabled READ backgroundRadiusEnabled WRITE setBackgroundRadiusEnabled NOTIFY backgroundRadiusEnabledChanged)
     Q_PROPERTY(int backgroundRadius READ backgroundRadius WRITE setBackgroundRadius NOTIFY backgroundRadiusChanged)
     Q_PROPERTY(float backgroundOpacity READ backgroundOpacity WRITE setBackgroundOpacity NOTIFY backgroundOpacityChanged)
 
     Q_PROPERTY(int popUpMargin READ popUpMargin NOTIFY popUpMarginChanged)
 
     Q_PROPERTY(QRect mask READ mask WRITE setMask NOTIFY maskChanged)
     Q_PROPERTY(QRect rect READ rect WRITE setRect NOTIFY rectChanged)
     Q_PROPERTY(QRect inputMask READ inputMask WRITE setInputMask NOTIFY inputMaskChanged)
     Q_PROPERTY(QRect appletsLayoutGeometry READ appletsLayoutGeometry WRITE setAppletsLayoutGeometry NOTIFY appletsLayoutGeometryChanged)
 
     Q_PROPERTY(Plasma::FrameSvg::EnabledBorders enabledBorders READ enabledBorders NOTIFY enabledBordersChanged)
 
     Q_PROPERTY(QQuickItem *panelBackgroundSvg READ panelBackgroundSvg WRITE setPanelBackgroundSvg NOTIFY panelBackgroundSvgChanged)
 
 public:
     Effects(Latte::View *parent);
     virtual ~Effects();
 
     bool animationsBlocked() const;
     void setAnimationsBlocked(bool blocked);
 
     bool backgroundAllCorners() const;
     void setBackgroundAllCorners(bool allcorners);
 
     bool backgroundRadiusEnabled() const;
     void setBackgroundRadiusEnabled(bool enabled);
 
     bool drawShadows() const;
     void setDrawShadows(bool draw);
 
     bool drawEffects() const;
     void setDrawEffects(bool draw);
 
     void setForceTopBorder(bool draw);
     void setForceBottomBorder(bool draw);
 
     int editShadow() const;
     void setEditShadow(int shadow);
 
     int innerShadow() const;
     void setInnerShadow(int shadow);
 
     int backgroundRadius();
     void setBackgroundRadius(const int &radius);
 
     int popUpMargin() const;
 
     float backgroundOpacity() const;
     void setBackgroundOpacity(float opacity);
 
     QRect mask() const;
     void setMask(QRect area);
 
     QRect inputMask() const;
     void setInputMask(QRect area);
 
     QRect rect() const;
     void setRect(QRect area);
 
     QRect appletsLayoutGeometry() const;
     void setAppletsLayoutGeometry(const QRect &geom);
 
     Plasma::FrameSvg::EnabledBorders enabledBorders() const;
 
     QQuickItem *panelBackgroundSvg() const;
     void setPanelBackgroundSvg(QQuickItem *quickitem);
 
 public slots:
     Q_INVOKABLE void forceMaskRedraw();
     Q_INVOKABLE void setSubtractedMaskRegion(const QString &regionid, const QRegion &region);
     Q_INVOKABLE void removeSubtractedMaskRegion(const QString &regionid);
     Q_INVOKABLE void setUnitedMaskRegion(const QString &regionid, const QRegion &region);
     Q_INVOKABLE void removeUnitedMaskRegion(const QString &regionid);
 
     void clearShadows();
     void updateShadows();
     void updateEffects();
     void updateEnabledBorders();
     void updateMask();
 
 signals:
     void animationsBlockedChanged();
     void appletsLayoutGeometryChanged();
     void backgroundAllCornersChanged();
     void backgroundCornersMaskChanged();
     void backgroundOpacityChanged();
     void backgroundRadiusEnabledChanged();
     void backgroundRadiusChanged();
     void drawShadowsChanged();
     void drawEffectsChanged();
     void editShadowChanged();
     void enabledBordersChanged();
     void maskChanged();
     void innerShadowChanged();
     void inputMaskChanged();
     void panelBackgroundSvgChanged();
     void popUpMarginChanged();
     void rectChanged();
 
     void subtractedMaskRegionsChanged();
     void unitedMaskRegionsChanged();
 
 private slots:
     void init();
 
     void onPopUpMarginChanged();
 
     void updateBackgroundContrastValues();
     void updateBackgroundCorners();
 
 private:
     bool backgroundRadiusIsEnabled() const;
     qreal currentMidValue(const qreal &max, const qreal &factor, const qreal &min) const;
     QRegion customMask(const QRect &rect);
     QRegion maskCombinedRegion();
 
 private:
     bool m_animationsBlocked{false};
     bool m_backgroundAllCorners{false};
     bool m_backgroundRadiusEnabled{false};
     bool m_drawShadows{true};
     bool m_drawEffects{false};
     bool m_forceTopBorder{false};
     bool m_forceBottomBorder{false};
 
     bool m_hasTopLeftCorner{false};
     bool m_hasTopRightCorner{false};
     bool m_hasBottomLeftCorner{false};
     bool m_hasBottomRightCorner{false};
 
     int m_editShadow{0};
     int m_innerShadow{0};
 
     int m_backgroundRadius{-1};
     float m_backgroundOpacity{1.0};
 
     qreal m_backEffectContrast{1};
     qreal m_backEffectIntesity{1};
     qreal m_backEffectSaturation{1};
 
     QRect m_rect;
     QRect m_mask;
     QRect m_inputMask;
     QRect m_appletsLayoutGeometry;
 
     QPointer<Latte::View> m_view;
     QPointer<Latte::Corona> m_corona;
 
     PlasmaExtended::CornerRegions m_cornersMaskRegion;
 
     Plasma::Theme m_theme;
 
     //only for the mask, not to actually paint
     Plasma::FrameSvg::EnabledBorders m_enabledBorders{Plasma::FrameSvg::AllBorders};
 
     //assigned from qml side in order to access the official panel background svg
     QQuickItem *m_panelBackgroundSvg{nullptr};
 
     //! Subtracted and United Mask regions
     QHash<QString, QRegion> m_subtractedMaskRegions;
     QHash<QString, QRegion> m_unitedMaskRegions;
 };
 
 }
 }
 
 #endif