Mercurial > hg > orthanc-stone
diff Framework/Viewport/WidgetViewport.h @ 0:351ab0da0150
initial commit
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 14 Oct 2016 15:34:11 +0200 |
parents | |
children | 7207a407bcd8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Viewport/WidgetViewport.h Fri Oct 14 15:34:11 2016 +0200 @@ -0,0 +1,117 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation, either version 3 of the + * License, or (at your option) any later version. + * + * In addition, as a special exception, the copyright holders of this + * program give permission to link the code of its release with the + * OpenSSL project's "OpenSSL" library (or with modified versions of it + * that use the same license as the "OpenSSL" library), and distribute + * the linked executables. You must obey the GNU General Public License + * in all respects for all of the code used other than "OpenSSL". If you + * modify file(s) with this exception, you may extend this exception to + * your version of the file(s), but you are not obligated to do so. If + * you do not wish to do so, delete this exception statement from your + * version. If you delete this exception statement from all source files + * in the program, then also delete it here. + * + * 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 + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#pragma once + +#include "IViewport.h" +#include "../Toolbox/ObserversRegistry.h" +#include "../Widgets/IWidget.h" + +namespace OrthancStone +{ + class WidgetViewport : + public IViewport, + public IWidget::IChangeObserver + { + private: + boost::mutex mutex_; + std::auto_ptr<IWidget> centralWidget_; + IStatusBar* statusBar_; + ObserversRegistry<IViewport> observers_; + std::auto_ptr<IMouseTracker> mouseTracker_; + bool isMouseOver_; + int lastMouseX_; + int lastMouseY_; + CairoSurface background_; + bool backgroundChanged_; + bool started_; + + void UnregisterCentralWidget(); + + public: + WidgetViewport(); + + virtual ~WidgetViewport() + { + UnregisterCentralWidget(); + } + + virtual void SetStatusBar(IStatusBar& statusBar); + + virtual void ResetStatusBar(); + + IWidget& SetCentralWidget(IWidget* widget); // Takes ownership + + virtual void NotifyChange(const IWidget& widget); + + virtual void Register(IViewport::IChangeObserver& observer) + { + observers_.Register(observer); + } + + virtual void Unregister(IViewport::IChangeObserver& observer) + { + observers_.Unregister(observer); + } + + virtual void Start(); + + virtual void Stop(); + + virtual void SetSize(unsigned int width, + unsigned int height); + + virtual bool Render(Orthanc::ImageAccessor& surface); + + virtual void MouseDown(MouseButton button, + int x, + int y, + KeyboardModifiers modifiers); + + virtual void MouseUp(); + + virtual void MouseMove(int x, + int y); + + virtual void MouseEnter(); + + virtual void MouseLeave(); + + virtual void MouseWheel(MouseWheelDirection direction, + int x, + int y, + KeyboardModifiers modifiers); + + virtual void KeyPressed(char key, + KeyboardModifiers modifiers); + }; +}