1 files changed, 101 insertions, 0 deletions
diff --git a/src/drivers/OpenGL/Fl_OpenGL_Graphics_Driver.h b/src/drivers/OpenGL/Fl_OpenGL_Graphics_Driver.h
new file mode 100644
index 000000000..48944fcb8
--- /dev/null
+++ b/src/drivers/OpenGL/Fl_OpenGL_Graphics_Driver.h
@@ -0,0 +1,101 @@
+//
+// "$Id$"
+//
+// Definition of OpenGL graphics driver
+// for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998-2016 by Bill Spitzak and others.
+//
+// This library is free software. Distribution and use rights are outlined in
+// the file "COPYING" which should have been included with this file.  If this
+// file is missing or damaged, see the license at:
+//
+//     http://www.fltk.org/COPYING.php
+//
+// Please report all bugs and problems on the following page:
+//
+//     http://www.fltk.org/str.php
+//
+
+/**
+ \file opengl.H
+ \brief Definition of OpenGL graphics driver.
+ */
+
+#ifndef FL_CFG_GFX_OPENGL_H
+#define FL_CFG_GFX_OPENGL_H
+
+#include <FL/Fl_Device.H>
+
+
+/**
+ \brief OpenGL specific graphics class.
+ */
+class FL_EXPORT Fl_OpenGL_Graphics_Driver : public Fl_Graphics_Driver {
+public:
+  static const char *class_id;
+  const char *class_name() {return class_id;};
+  // --- line and polygon drawing with integer coordinates
+  void point(int x, int y);
+  void rect(int x, int y, int w, int h);
+  void rectf(int x, int y, int w, int h);
+  void line(int x, int y, int x1, int y1);
+  void line(int x, int y, int x1, int y1, int x2, int y2);
+  void xyline(int x, int y, int x1);
+  void xyline(int x, int y, int x1, int y2);
+  void xyline(int x, int y, int x1, int y2, int x3);
+  void yxline(int x, int y, int y1);
+  void yxline(int x, int y, int y1, int x2);
+  void yxline(int x, int y, int y1, int x2, int y3);
+  void loop(int x0, int y0, int x1, int y1, int x2, int y2);
+  void loop(int x0, int y0, int x1, int y1, int x2, int y2, int x3, int y3);
+  void polygon(int x0, int y0, int x1, int y1, int x2, int y2);
+  void polygon(int x0, int y0, int x1, int y1, int x2, int y2, int x3, int y3);
+  void push_clip(int x, int y, int w, int h);
+  int clip_box(int x, int y, int w, int h, int &X, int &Y, int &W, int &H);
+  int not_clipped(int x, int y, int w, int h);
+  void push_no_clip();
+  void pop_clip();
+  void restore_clip();
+  // --- implementation is in src/fl_vertex.cxx which includes src/cfg_gfx/xxx_rect.cxx
+  void transformed_vertex0(COORD_T x, COORD_T y);
+  void transformed_vertex(double xf, double yf);
+  void vertex(double x, double y);
+  void begin_points();
+  void end_points();
+  void begin_line();
+  void end_line();
+  void begin_loop();
+  void end_loop();
+  void begin_polygon();
+  void end_polygon();
+  void begin_complex_polygon();
+  void gap();
+  void end_complex_polygon();
+  void fixloop();
+  void circle(double x, double y, double r);
+  // --- implementation is in src/fl_arc.cxx which includes src/cfg_gfx/xxx_arc.cxx if needed
+  // using void Fl_Graphics_Driver::arc(double x, double y, double r, double start, double end);
+  // --- implementation is in src/fl_arci.cxx which includes src/cfg_gfx/xxx_arci.cxx
+  void arc(int x, int y, int w, int h, double a1, double a2);
+  void pie(int x, int y, int w, int h, double a1, double a2);
+  // --- implementation is in src/fl_line_style.cxx which includes src/cfg_gfx/xxx_line_style.cxx
+  void line_style(int style, int width=0, char* dashes=0);
+  // --- implementation is in src/fl_color.cxx which includes src/cfg_gfx/xxx_color.cxx
+  void color(Fl_Color c);
+  Fl_Color color() { return color_; }
+  void color(uchar r, uchar g, uchar b);
+  // --- implementation is in src/fl_font.cxx which includes src/cfg_gfx/xxx_font.cxx
+  void draw(const char *str, int n, int x, int y);
+  double width(const char *str, int n);
+  void text_extents(const char*, int n, int& dx, int& dy, int& w, int& h);
+  int height();
+  int descent();
+};
+
+
+#endif // FL_CFG_GFX_OPENGL_H
+
+//
+// End of "$Id$".
+//