Mercurial > hg > orthanc-stone
diff Framework/Scene2D/Internals/OpenGLTextProgram.h @ 592:bbe29efd3d1c
OpenGLLinesProgram
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 26 Apr 2019 12:55:43 +0200 |
parents | |
children | 2d8ab34c8c91 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Scene2D/Internals/OpenGLTextProgram.h Fri Apr 26 12:55:43 2019 +0200 @@ -0,0 +1,135 @@ +/** + * 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 "../../Fonts/GlyphTextureAlphabet.h" +#include "../../OpenGL/IOpenGLContext.h" +#include "../../OpenGL/OpenGLProgram.h" +#include "../../OpenGL/OpenGLTexture.h" +#include "../../Toolbox/AffineTransform2D.h" +#include "../TextSceneLayer.h" + +namespace OrthancStone +{ + namespace Internals + { + class OpenGLTextProgram : public boost::noncopyable + { + public: + class Data : public boost::noncopyable + { + private: + OpenGL::IOpenGLContext& context_; + size_t coordinatesCount_; + GLuint buffers_[2]; + float red_; + float green_; + float blue_; + double x_; + double y_; + double border_; + unsigned int textWidth_; + unsigned int textHeight_; + BitmapAnchor anchor_; + + public: + Data(OpenGL::IOpenGLContext& context, + const GlyphTextureAlphabet& alphabet, + const TextSceneLayer& layer); + + ~Data(); + + bool IsEmpty() const + { + return coordinatesCount_ == 0; + } + + size_t GetCoordinatesCount() const + { + return coordinatesCount_; + } + + GLuint GetSceneLocationsBuffer() const; + + GLuint GetTextureLocationsBuffer() const; + + float GetRed() const + { + return red_; + } + + float GetGreen() const + { + return green_; + } + + float GetBlue() const + { + return blue_; + } + + double GetX() const + { + return x_; + } + + double GetY() const + { + return y_; + } + + double GetBorder() const + { + return border_; + } + + unsigned int GetTextWidth() const + { + return textWidth_; + } + + unsigned int GetTextHeight() const + { + return textHeight_; + } + + BitmapAnchor GetAnchor() const + { + return anchor_; + } + }; + + private: + OpenGL::IOpenGLContext& context_; + std::auto_ptr<OpenGL::OpenGLProgram> program_; + GLint positionLocation_; + GLint textureLocation_; + + public: + OpenGLTextProgram(OpenGL::IOpenGLContext& context); + + void Apply(OpenGL::OpenGLTexture& fontTexture, + const Data& data, + const AffineTransform2D& transform); + }; + } +}