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108 lines
3.3 KiB
108 lines
3.3 KiB
/******************************************************************** |
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KWin - the KDE window manager |
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This file is part of the KDE project. |
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Copyright (C) 2011, 2014 Martin Gräßlin <mgraesslin@kde.org> |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*********************************************************************/ |
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#ifndef KWIN_THUMBNAILITEM_H |
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#define KWIN_THUMBNAILITEM_H |
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#include <QImage> |
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#include <QQuickItem> |
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#include <QSGTextureMaterial> |
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namespace KWin |
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{ |
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class BrightnessSaturationShader : public QSGMaterialShader |
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{ |
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public: |
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BrightnessSaturationShader(); |
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virtual const char* vertexShader() const override; |
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virtual const char* fragmentShader() const override; |
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virtual const char*const* attributeNames() const override; |
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virtual void updateState(const RenderState& state, QSGMaterial* newMaterial, QSGMaterial* oldMaterial) override; |
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virtual void initialize() override; |
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private: |
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int m_id_matrix; |
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int m_id_opacity; |
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int m_id_saturation; |
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int m_id_brightness; |
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}; |
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class BrightnessSaturationMaterial : public QSGTextureMaterial |
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{ |
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public: |
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virtual QSGMaterialShader* createShader() const override { |
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return new BrightnessSaturationShader; |
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} |
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QSGMaterialType *type() const override { |
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static QSGMaterialType type; |
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return &type; |
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} |
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qreal brightness; |
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qreal saturation; |
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}; |
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class WindowThumbnailItem : public QQuickItem |
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{ |
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Q_OBJECT |
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Q_PROPERTY(qulonglong wId READ wId WRITE setWId NOTIFY wIdChanged SCRIPTABLE true) |
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Q_PROPERTY(QQuickItem *clipTo READ clipTo WRITE setClipTo NOTIFY clipToChanged) |
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Q_PROPERTY(qreal brightness READ brightness WRITE setBrightness NOTIFY brightnessChanged) |
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Q_PROPERTY(qreal saturation READ saturation WRITE setSaturation NOTIFY saturationChanged) |
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public: |
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explicit WindowThumbnailItem(QQuickItem *parent = nullptr); |
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virtual ~WindowThumbnailItem(); |
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qulonglong wId() const { |
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return m_wId; |
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} |
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QQuickItem *clipTo() const { |
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return m_clipToItem; |
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} |
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qreal brightness() const; |
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qreal saturation() const; |
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void setWId(qulonglong wId); |
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void setClipTo(QQuickItem *clip); |
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void setBrightness(qreal brightness); |
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void setSaturation(qreal saturation); |
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virtual QSGNode *updatePaintNode(QSGNode *oldNode, UpdatePaintNodeData *updatePaintNodeData) override; |
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enum Thumbnail { |
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Konqueror = 1, |
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KMail, |
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Systemsettings, |
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Dolphin |
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}; |
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Q_SIGNALS: |
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void wIdChanged(qulonglong wid); |
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void clipToChanged(); |
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void brightnessChanged(); |
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void saturationChanged(); |
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private: |
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void findImage(); |
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qulonglong m_wId; |
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QImage m_image; |
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QQuickItem *m_clipToItem; |
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qreal m_brightness; |
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qreal m_saturation; |
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}; |
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} // KWin |
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#endif // KWIN_THUMBNAILITEM_H
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