Mercurial > hg > orthanc-stone
diff Resources/Graveyard/Deprecated/Applications/Qt/QCairoWidget.h @ 1503:553084468225
moving /Deprecated/ to /Resources/Graveyard/Deprecated/
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Tue, 30 Jun 2020 11:38:13 +0200 |
parents | Deprecated/Applications/Qt/QCairoWidget.h@828a9b4ee1b7 |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Resources/Graveyard/Deprecated/Applications/Qt/QCairoWidget.h Tue Jun 30 11:38:13 2020 +0200 @@ -0,0 +1,88 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2020 Osimis S.A., Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU Affero General Public License + * as published by the Free Software Foundation, either version 3 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + +#pragma once + +#include "../../Applications/Generic/NativeStoneApplicationContext.h" +#include "../../Framework/Wrappers/CairoSurface.h" +#include "../../Framework/Deprecated/Widgets/IWidget.h" + +#include <QWidget> +#include <memory> +#include <cassert> + +class QCairoWidget : public QWidget +{ + Q_OBJECT + +private: + class StoneObserver : public OrthancStone::IObserver + { + private: + QCairoWidget& that_; + + public: + StoneObserver(QCairoWidget& that, + Deprecated::IViewport& viewport, + OrthancStone::MessageBroker& broker); + + void OnViewportChanged(const Deprecated::IViewport::ViewportChangedMessage& message) + { + that_.OnViewportChanged(); + } + }; + + std::unique_ptr<QImage> image_; + OrthancStone::CairoSurface surface_; + OrthancStone::NativeStoneApplicationContext* context_; + std::unique_ptr<StoneObserver> observer_; + +protected: + virtual void paintEvent(QPaintEvent *event); + + virtual void resizeEvent(QResizeEvent *event); + + virtual void mouseMoveEvent(QMouseEvent *event); + + virtual void mousePressEvent(QMouseEvent *event); + + virtual void mouseReleaseEvent(QMouseEvent *event); + + virtual void wheelEvent(QWheelEvent *event); + + virtual void keyPressEvent(QKeyEvent *event); + +public: + explicit QCairoWidget(QWidget *parent); + + void SetContext(OrthancStone::NativeStoneApplicationContext& context); + + void OnViewportChanged() + { + update(); // schedule a repaint (handled by Qt) + emit ContentChanged(); + } + +signals: + void ContentChanged(); + +public slots: + +};