Mercurial > hg > orthanc-stone
view OrthancStone/Sources/Scene2D/Internals/OpenGLTextProgram.h @ 1852:5ead1852095a StoneWebViewer-2.1
StoneWebViewer-2.1
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 29 Jun 2021 16:26:47 +0200 |
parents | 9ac2a65d4172 |
children | 3889ae96d2e9 |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2021 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Lesser 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser 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" #include <Compatibility.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::unique_ptr<OpenGL::OpenGLProgram> program_; GLint positionLocation_; GLint textureLocation_; public: explicit OpenGLTextProgram(OpenGL::IOpenGLContext& context); void Apply(OpenGL::OpenGLTexture& fontTexture, const Data& data, const AffineTransform2D& transform, unsigned int canvasWidth, unsigned int canvasHeight); }; } }