Image Component Library (ICL)
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00001 /******************************************************************** 00002 ** Image Component Library (ICL) ** 00003 ** ** 00004 ** Copyright (C) 2006-2013 CITEC, University of Bielefeld ** 00005 ** Neuroinformatics Group ** 00006 ** Website: www.iclcv.org and ** 00007 ** http://opensource.cit-ec.de/projects/icl ** 00008 ** ** 00009 ** File : ICLQt/src/ICLQt/GLPaintEngine.h ** 00010 ** Module : ICLQt ** 00011 ** Authors: Christof Elbrechter, Robert Haschke ** 00012 ** ** 00013 ** ** 00014 ** GNU LESSER GENERAL PUBLIC LICENSE ** 00015 ** This file may be used under the terms of the GNU Lesser General ** 00016 ** Public License version 3.0 as published by the ** 00017 ** ** 00018 ** Free Software Foundation and appearing in the file LICENSE.LGPL ** 00019 ** included in the packaging of this file. Please review the ** 00020 ** following information to ensure the license requirements will ** 00021 ** be met: http://www.gnu.org/licenses/lgpl-3.0.txt ** 00022 ** ** 00023 ** The development of this software was supported by the ** 00024 ** Excellence Cluster EXC 277 Cognitive Interaction Technology. ** 00025 ** The Excellence Cluster EXC 277 is a grant of the Deutsche ** 00026 ** Forschungsgemeinschaft (DFG) in the context of the German ** 00027 ** Excellence Initiative. ** 00028 ** ** 00029 ********************************************************************/ 00030 00031 #pragma once 00032 00033 #define NOMINMAX // needed for Win32 in order to not define min, max as macros 00034 00035 #include <ICLUtils/CompatMacros.h> 00036 #include <ICLQt/PaintEngine.h> 00037 #include <QFont> 00038 #include <QtOpenGL/QGLWidget> 00039 00040 namespace icl{ 00041 namespace qt{ 00042 00044 00056 class ICLQt_API GLPaintEngine : public PaintEngine{ 00057 public: 00058 00059 GLPaintEngine(QGLWidget *widget); 00060 virtual ~GLPaintEngine(); 00061 00062 virtual void color(float r, float g, float b, float a=255); 00063 virtual void fill(float r, float g, float b, float a=255); 00064 virtual void fontsize(float size); 00065 virtual void font(std::string name, 00066 float size = -1, 00067 PaintEngine::TextWeight weight = PaintEngine::Normal, 00068 PaintEngine::TextStyle style = PaintEngine::StyleNormal); 00069 00070 virtual void linewidth(float w); 00071 virtual void pointsize(float s); 00072 00073 virtual void line(const utils::Point32f &a, const utils::Point32f &b); 00074 virtual void point(const utils::Point32f &p); 00075 virtual void image(const utils::Rect32f &r,core::ImgBase *image, 00076 PaintEngine::AlignMode mode = PaintEngine::Justify, 00077 core::scalemode sm=core::interpolateNN); 00078 virtual void image(const utils::Rect32f &r,const QImage &image, 00079 PaintEngine::AlignMode mode = PaintEngine::Justify, 00080 core::scalemode sm=core::interpolateNN); 00081 virtual void rect(const utils::Rect32f &r); 00082 virtual void triangle(const utils::Point32f &a, const utils::Point32f &b, const utils::Point32f &c); 00083 virtual void quad(const utils::Point32f &a, const utils::Point32f &b, const utils::Point32f &c, const utils::Point32f &d); 00084 virtual void ellipse(const utils::Rect32f &r); 00085 virtual void text(const utils::Rect32f &r, const std::string text, PaintEngine::AlignMode mode = PaintEngine::Centered); 00086 00088 virtual void bci(float brightness=0, float contrast=0, float intensity=0); 00089 virtual void bciAuto(); 00090 00091 virtual void getColor(float *piColor); 00092 virtual void getFill(float *piColor); 00093 00094 virtual float getFontSize() const{ 00095 return m_font.pointSize(); 00096 } 00097 virtual float getLineWidth() const { 00098 return m_linewidth; 00099 } 00100 virtual float getPointSize() const { 00101 return m_pointsize; 00102 } 00103 virtual icl::utils::Size getSize() { 00104 return icl::utils::Size(m_widget->width(),m_widget->height()); 00105 } 00106 00107 // estimates the size of a given text 00108 utils::Size estimateTextBounds(const std::string &text) const; 00109 00110 00111 protected: 00112 void setupRasterEngine(const utils::Rect32f& r, const utils::Size32f &s, PaintEngine::AlignMode mode); 00113 void setPackAlignment(core::depth d, int linewidth); 00114 void setupPixelTransfer(core::depth d, float brightness, float contrast, float intensity); 00115 00116 QGLWidget *m_widget; 00117 00118 float m_linewidth; 00119 float m_pointsize; 00120 float m_linecolor[4]; 00121 float m_fillcolor[4]; 00122 float m_bci[3]; 00123 bool m_bciauto; 00124 00125 QFont m_font; 00126 00127 private: 00128 core::ImgBase *m_incompDepthBuf; 00129 }; 00130 } // namespace qt 00131 }// namespace