diff options
| author | Yuval Adam <yuv.adm@gmail.com> | 2014-08-08 14:42:07 +0300 |
|---|---|---|
| committer | Yuval Adam <yuv.adm@gmail.com> | 2014-08-08 14:42:07 +0300 |
| commit | a6163888f3c56123b1db313743c6147ba498732c (patch) | |
| tree | ff7d15d991d1d09ba6cbc0cec80924f57445bfdd /third_party/windows/fltk-1.1.10/test/shape.cxx | |
| parent | c3e4c9a25c2910d2d66d52215b3406b13d5b23d5 (diff) | |
Add third_party libs
Diffstat (limited to 'third_party/windows/fltk-1.1.10/test/shape.cxx')
| -rw-r--r-- | third_party/windows/fltk-1.1.10/test/shape.cxx | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/third_party/windows/fltk-1.1.10/test/shape.cxx b/third_party/windows/fltk-1.1.10/test/shape.cxx new file mode 100644 index 0000000..0644ef7 --- /dev/null +++ b/third_party/windows/fltk-1.1.10/test/shape.cxx @@ -0,0 +1,117 @@ +//
+// "$Id: shape.cxx 5845 2007-05-20 00:01:06Z mike $"
+//
+// Tiny OpenGL demo program for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998-2005 by Bill Spitzak and others.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Library General Public
+// License as published by the Free Software Foundation; either
+// version 2 of the License, or (at your option) any later version.
+//
+// This library 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
+// Library General Public License for more details.
+//
+// You should have received a copy of the GNU Library General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+// USA.
+//
+// Please report all bugs and problems on the following page:
+//
+// http://www.fltk.org/str.php
+//
+
+#include "config.h"
+#include <FL/Fl.H>
+#include <FL/Fl_Window.H>
+#include <FL/Fl_Hor_Slider.H>
+#include <FL/math.h>
+
+#if HAVE_GL
+
+#include <FL/gl.h>
+#include <FL/Fl_Gl_Window.H>
+
+class shape_window : public Fl_Gl_Window {
+ void draw();
+public:
+ int sides;
+ shape_window(int x,int y,int w,int h,const char *l=0);
+};
+
+shape_window::shape_window(int x,int y,int w,int h,const char *l) :
+Fl_Gl_Window(x,y,w,h,l) {
+ sides = 3;
+}
+
+void shape_window::draw() {
+// the valid() property may be used to avoid reinitializing your
+// GL transformation for each redraw:
+ if (!valid()) {
+ valid(1);
+ glLoadIdentity();
+ glViewport(0, 0, w(), h());
+ }
+// draw an amazing graphic:
+ glClear(GL_COLOR_BUFFER_BIT);
+ glColor3f(.5,.6,.7);
+ glBegin(GL_POLYGON);
+ for (int j=0; j<sides; j++) {
+ double ang = j*2*M_PI/sides;
+ glVertex3f(cos(ang),sin(ang),0);
+ }
+ glEnd();
+}
+
+#else
+
+#include <FL/Fl_Box.H>
+class shape_window : public Fl_Box {
+public:
+ int sides;
+ shape_window(int x,int y,int w,int h,const char *l=0)
+ :Fl_Box(FL_DOWN_BOX,x,y,w,h,l){
+ label("This demo does\nnot work without GL");
+ }
+};
+
+#endif
+
+// when you change the data, as in this callback, you must call redraw():
+void sides_cb(Fl_Widget *o, void *p) {
+ shape_window *sw = (shape_window *)p;
+ sw->sides = int(((Fl_Slider *)o)->value());
+ sw->redraw();
+}
+
+int main(int argc, char **argv) {
+
+ Fl_Window window(300, 330);
+
+// the shape window could be it's own window, but here we make it
+// a child window:
+ shape_window sw(10, 10, 280, 280);
+// make it resize:
+ window.resizable(&sw);
+ // window.size_range(300,330,0,0,1,1,1);
+// add a knob to control it:
+ Fl_Hor_Slider slider(50, 295, window.w()-60, 30, "Sides:");
+ slider.align(FL_ALIGN_LEFT);
+ slider.callback(sides_cb,&sw);
+ slider.value(sw.sides);
+ slider.step(1);
+ slider.bounds(3,40);
+
+ window.end();
+ window.show(argc,argv);
+
+ return Fl::run();
+}
+
+//
+// End of "$Id: shape.cxx 5845 2007-05-20 00:01:06Z mike $".
+//
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