Mercurial > hg > orthanc-stone
view Framework/OpenGL/TextOpenGLProgram.h @ 585:b9ce24c606ae
TextSceneLayer
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 19 Apr 2019 17:57:58 +0200 |
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/** * 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 "IOpenGLContext.h" #include "OpenGLProgram.h" #include "OpenGLTexture.h" #include "../Fonts/GlyphTextureAlphabet.h" #include "../Scene2D/TextSceneLayer.h" #include "../Toolbox/AffineTransform2D.h" namespace OrthancStone { namespace OpenGL { class TextOpenGLProgram : public boost::noncopyable { public: class Data : public boost::noncopyable { private: 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(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: static const unsigned int COMPONENTS = 2; IOpenGLContext& context_; std::auto_ptr<OpenGLProgram> program_; GLint positionLocation_; GLint textureLocation_; public: TextOpenGLProgram(IOpenGLContext& context); void Apply(OpenGLTexture& fontTexture, const Data& data, const AffineTransform2D& transform); }; } }