Initial revision

git-svn-id: file:///fltk/svn/fltk/trunk@2 ea41ed52-d2ee-0310-a9c1-e6b18d33e121

1 files changed, 54 insertions, 0 deletions

diff --git a/test/mandelbrot.h b/test/mandelbrot.h
new file mode 100644
index 000000000..fb1f25ddb
--- /dev/null
+++ b/test/mandelbrot.h
@@ -0,0 +1,54 @@
+#include <FL/Fl.H>
+#include <FL/Fl_Box.H>
+#include <FL/Fl_Slider.H>
+#include <FL/Fl_Window.H>
+#include <FL/Fl_Input.H>
+
+class Drawing_Window;
+
+class Drawing_Area : public Fl_Box {
+  void draw();
+public:
+  uchar *buffer;
+  int W,H;
+  int nextline;
+  int drawn;
+  int julia;
+  int iterations;
+  int brightness;
+  double jX, jY;
+  double X,Y,scale;
+  int sx, sy, sw, sh; // selection box
+  void erase_box();
+  int handle(int);
+  void resize(int,int,int,int);
+  void new_display();
+  enum {
+    MAX_BRIGHTNESS = 16,
+    DEFAULT_BRIGHTNESS = 16,
+    MAX_ITERATIONS = 14,
+    DEFAULT_ITERATIONS = 7
+  };
+  Drawing_Area(int x,int y,int w,int h) : Fl_Box(x,y,w,h) {
+    buffer = 0;
+    W = w-6;
+    H = h-8;
+    nextline = 0;
+    drawn = 0;
+    julia = 0;
+    X = Y = 0;
+    scale = 4.0;
+    iterations = 1<<DEFAULT_ITERATIONS;
+    brightness = DEFAULT_BRIGHTNESS;
+  }
+  int idle();
+};
+
+class Drawing_Window {
+public:
+  Drawing_Area *d;
+  Fl_Slider *gamma_slider;
+  Fl_Input *x_input, *y_input, *w_input;
+  Fl_Window *window;
+  void update_label();
+};