Mercurial > hg > orthanc-stone
diff Framework/Wrappers/CairoSurface.h @ 807:c237e0625065
deprecating CairoFont
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Tue, 28 May 2019 17:44:53 +0200 |
parents | Framework/Viewport/CairoSurface.h@aaeec7be8fb7 |
children | 2d8ab34c8c91 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Wrappers/CairoSurface.h Tue May 28 17:44:53 2019 +0200 @@ -0,0 +1,118 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2019 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 <Core/Images/ImageAccessor.h> + +#include <boost/noncopyable.hpp> +#include <cairo.h> + +namespace OrthancStone +{ + class CairoSurface : public boost::noncopyable + { + private: + cairo_surface_t* surface_; + unsigned int width_; + unsigned int height_; + unsigned int pitch_; + void* buffer_; + bool hasAlpha_; + + void Release(); + + void Allocate(unsigned int width, + unsigned int height, + bool hasAlpha); + + public: + CairoSurface() : + surface_(NULL) + { + Allocate(0, 0, false); + } + + CairoSurface(unsigned int width, + unsigned int height, + bool hasAlpha) : + surface_(NULL) + { + Allocate(width, height, hasAlpha); + } + + CairoSurface(Orthanc::ImageAccessor& accessor, + bool hasAlpha); + + ~CairoSurface() + { + Release(); + } + + void SetSize(unsigned int width, + unsigned int height, + bool hasAlpha); + + void Copy(const CairoSurface& other); + + void Copy(const Orthanc::ImageAccessor& source, + bool hasAlpha); + + unsigned int GetWidth() const + { + return width_; + } + + unsigned int GetHeight() const + { + return height_; + } + + unsigned int GetPitch() const + { + return pitch_; + } + + const void* GetBuffer() const + { + return buffer_; + } + + void* GetBuffer() + { + return buffer_; + } + + cairo_surface_t* GetObject() + { + return surface_; + } + + bool HasAlpha() const + { + return hasAlpha_; + } + + void GetReadOnlyAccessor(Orthanc::ImageAccessor& target) const; + + void GetWriteableAccessor(Orthanc::ImageAccessor& target); + }; +}