Mercurial > hg > orthanc-stone
view Framework/Widgets/WidgetBase.h @ 46:766d31dc5716 wasm
removing threads for wasm
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 19 Apr 2017 14:33:06 +0200 |
parents | 7207a407bcd8 |
children | 25befef48c35 |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017 Osimis, 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 "IWidget.h" #include "../Viewport/CairoContext.h" #include "../Toolbox/ObserversRegistry.h" namespace OrthancStone { class WidgetBase : public IWidget { private: IStatusBar* statusBar_; ObserversRegistry<IWidget> observers_; bool started_; bool backgroundCleared_; uint8_t backgroundColor_[3]; protected: void ClearBackgroundOrthanc(Orthanc::ImageAccessor& target) const; void ClearBackgroundCairo(CairoContext& context) const; void ClearBackgroundCairo(Orthanc::ImageAccessor& target) const; void NotifyChange(); void UpdateStatusBar(const std::string& message); IStatusBar* GetStatusBar() const { return statusBar_; } bool IsStarted() const { return started_; } public: WidgetBase(); void SetBackgroundCleared(bool clear) { backgroundCleared_ = clear; } bool IsBackgroundCleared() const { return backgroundCleared_; } void SetBackgroundColor(uint8_t red, uint8_t green, uint8_t blue); void GetBackgroundColor(uint8_t& red, uint8_t& green, uint8_t& blue) const; virtual void Register(IChangeObserver& observer); virtual void Unregister(IChangeObserver& observer); virtual void SetStatusBar(IStatusBar& statusBar) { statusBar_ = &statusBar; } virtual void ResetStatusBar() { statusBar_ = NULL; } virtual void Start(); virtual void Stop(); virtual bool Render(Orthanc::ImageAccessor& surface); virtual bool HasUpdateContent() const { return false; } virtual void UpdateContent(); }; }