File indexing completed on 2022-11-29 15:04:22

0001 /*
0002     SPDX-FileCopyrightText: 2018 Michail Vourlakos <mvourlakos@gmail.com>
0003     SPDX-License-Identifier: GPL-2.0-or-later
0004 */
0005 
0006 #ifndef EFFECTS_H
0007 #define EFFECTS_H
0008 
0009 // local
0010 #include "../plasma/extended/theme.h"
0011 
0012 // Qt
0013 #include <QObject>
0014 #include <QPointer>
0015 #include <QQuickView>
0016 #include <QRect>
0017 
0018 // Plasma
0019 #include <Plasma/FrameSvg>
0020 #include <Plasma/Theme>
0021 
0022 namespace Latte {
0023 class Corona;
0024 class View;
0025 }
0026 
0027 namespace Latte {
0028 namespace ViewPart {
0029 
0030 class Effects: public QObject
0031 {
0032     Q_OBJECT
0033     Q_PROPERTY(bool animationsBlocked READ animationsBlocked NOTIFY animationsBlockedChanged)
0034     Q_PROPERTY(bool drawShadows READ drawShadows WRITE setDrawShadows NOTIFY drawShadowsChanged)
0035     Q_PROPERTY(bool drawEffects READ drawEffects WRITE setDrawEffects NOTIFY drawEffectsChanged)
0036 
0037     //! thickness shadow size when is drawn inside the window from qml
0038     Q_PROPERTY(int editShadow READ editShadow WRITE setEditShadow NOTIFY editShadowChanged)
0039     Q_PROPERTY(int innerShadow READ innerShadow WRITE setInnerShadow NOTIFY innerShadowChanged)
0040 
0041     Q_PROPERTY(bool backgroundAllCorners READ backgroundAllCorners WRITE setBackgroundAllCorners NOTIFY backgroundAllCornersChanged)
0042     Q_PROPERTY(bool backgroundRadiusEnabled READ backgroundRadiusEnabled WRITE setBackgroundRadiusEnabled NOTIFY backgroundRadiusEnabledChanged)
0043     Q_PROPERTY(int backgroundRadius READ backgroundRadius WRITE setBackgroundRadius NOTIFY backgroundRadiusChanged)
0044     Q_PROPERTY(float backgroundOpacity READ backgroundOpacity WRITE setBackgroundOpacity NOTIFY backgroundOpacityChanged)
0045 
0046     Q_PROPERTY(int popUpMargin READ popUpMargin NOTIFY popUpMarginChanged)
0047 
0048     Q_PROPERTY(QRect mask READ mask WRITE setMask NOTIFY maskChanged)
0049     Q_PROPERTY(QRect rect READ rect WRITE setRect NOTIFY rectChanged)
0050     Q_PROPERTY(QRect inputMask READ inputMask WRITE setInputMask NOTIFY inputMaskChanged)
0051     Q_PROPERTY(QRect appletsLayoutGeometry READ appletsLayoutGeometry WRITE setAppletsLayoutGeometry NOTIFY appletsLayoutGeometryChanged)
0052 
0053     Q_PROPERTY(Plasma::FrameSvg::EnabledBorders enabledBorders READ enabledBorders NOTIFY enabledBordersChanged)
0054 
0055     Q_PROPERTY(QQuickItem *panelBackgroundSvg READ panelBackgroundSvg WRITE setPanelBackgroundSvg NOTIFY panelBackgroundSvgChanged)
0056 
0057 public:
0058     Effects(Latte::View *parent);
0059     virtual ~Effects();
0060 
0061     bool animationsBlocked() const;
0062     void setAnimationsBlocked(bool blocked);
0063 
0064     bool backgroundAllCorners() const;
0065     void setBackgroundAllCorners(bool allcorners);
0066 
0067     bool backgroundRadiusEnabled() const;
0068     void setBackgroundRadiusEnabled(bool enabled);
0069 
0070     bool drawShadows() const;
0071     void setDrawShadows(bool draw);
0072 
0073     bool drawEffects() const;
0074     void setDrawEffects(bool draw);
0075 
0076     void setForceTopBorder(bool draw);
0077     void setForceBottomBorder(bool draw);
0078 
0079     int editShadow() const;
0080     void setEditShadow(int shadow);
0081 
0082     int innerShadow() const;
0083     void setInnerShadow(int shadow);
0084 
0085     int backgroundRadius();
0086     void setBackgroundRadius(const int &radius);
0087 
0088     int popUpMargin() const;
0089 
0090     float backgroundOpacity() const;
0091     void setBackgroundOpacity(float opacity);
0092 
0093     QRect mask() const;
0094     void setMask(QRect area);
0095 
0096     QRect inputMask() const;
0097     void setInputMask(QRect area);
0098 
0099     QRect rect() const;
0100     void setRect(QRect area);
0101 
0102     QRect appletsLayoutGeometry() const;
0103     void setAppletsLayoutGeometry(const QRect &geom);
0104 
0105     Plasma::FrameSvg::EnabledBorders enabledBorders() const;
0106 
0107     QQuickItem *panelBackgroundSvg() const;
0108     void setPanelBackgroundSvg(QQuickItem *quickitem);
0109 
0110 public slots:
0111     Q_INVOKABLE void forceMaskRedraw();
0112     Q_INVOKABLE void setSubtractedMaskRegion(const QString &regionid, const QRegion &region);
0113     Q_INVOKABLE void removeSubtractedMaskRegion(const QString &regionid);
0114     Q_INVOKABLE void setUnitedMaskRegion(const QString &regionid, const QRegion &region);
0115     Q_INVOKABLE void removeUnitedMaskRegion(const QString &regionid);
0116 
0117     void clearShadows();
0118     void updateShadows();
0119     void updateEffects();
0120     void updateEnabledBorders();
0121     void updateMask();
0122 
0123 signals:
0124     void animationsBlockedChanged();
0125     void appletsLayoutGeometryChanged();
0126     void backgroundAllCornersChanged();
0127     void backgroundCornersMaskChanged();
0128     void backgroundOpacityChanged();
0129     void backgroundRadiusEnabledChanged();
0130     void backgroundRadiusChanged();
0131     void drawShadowsChanged();
0132     void drawEffectsChanged();
0133     void editShadowChanged();
0134     void enabledBordersChanged();
0135     void maskChanged();
0136     void innerShadowChanged();
0137     void inputMaskChanged();
0138     void panelBackgroundSvgChanged();
0139     void popUpMarginChanged();
0140     void rectChanged();
0141 
0142     void subtractedMaskRegionsChanged();
0143     void unitedMaskRegionsChanged();
0144 
0145 private slots:
0146     void init();
0147 
0148     void onPopUpMarginChanged();
0149 
0150     void updateBackgroundContrastValues();
0151     void updateBackgroundCorners();
0152 
0153 private:
0154     bool backgroundRadiusIsEnabled() const;
0155     qreal currentMidValue(const qreal &max, const qreal &factor, const qreal &min) const;
0156     QRegion customMask(const QRect &rect);
0157     QRegion maskCombinedRegion();
0158 
0159 private:
0160     bool m_animationsBlocked{false};
0161     bool m_backgroundAllCorners{false};
0162     bool m_backgroundRadiusEnabled{false};
0163     bool m_drawShadows{true};
0164     bool m_drawEffects{false};
0165     bool m_forceTopBorder{false};
0166     bool m_forceBottomBorder{false};
0167 
0168     bool m_hasTopLeftCorner{false};
0169     bool m_hasTopRightCorner{false};
0170     bool m_hasBottomLeftCorner{false};
0171     bool m_hasBottomRightCorner{false};
0172 
0173     int m_editShadow{0};
0174     int m_innerShadow{0};
0175 
0176     int m_backgroundRadius{-1};
0177     float m_backgroundOpacity{1.0};
0178 
0179     qreal m_backEffectContrast{1};
0180     qreal m_backEffectIntesity{1};
0181     qreal m_backEffectSaturation{1};
0182 
0183     QRect m_rect;
0184     QRect m_mask;
0185     QRect m_inputMask;
0186     QRect m_appletsLayoutGeometry;
0187 
0188     QPointer<Latte::View> m_view;
0189     QPointer<Latte::Corona> m_corona;
0190 
0191     PlasmaExtended::CornerRegions m_cornersMaskRegion;
0192 
0193     Plasma::Theme m_theme;
0194 
0195     //only for the mask, not to actually paint
0196     Plasma::FrameSvg::EnabledBorders m_enabledBorders{Plasma::FrameSvg::AllBorders};
0197 
0198     //assigned from qml side in order to access the official panel background svg
0199     QQuickItem *m_panelBackgroundSvg{nullptr};
0200 
0201     //! Subtracted and United Mask regions
0202     QHash<QString, QRegion> m_subtractedMaskRegions;
0203     QHash<QString, QRegion> m_unitedMaskRegions;
0204 };
0205 
0206 }
0207 }
0208 
0209 #endif