1 files changed, 49 insertions, 0 deletions
diff --git a/src/fl_diamond_box.cxx b/src/fl_diamond_box.cxx
new file mode 100644
index 000000000..81e1c27cf
--- /dev/null
+++ b/src/fl_diamond_box.cxx
@@ -0,0 +1,49 @@
+// fl_diamond_box.C
+
+// Box drawing code for an obscure box type.
+// These box types are in seperate files so they are not linked
+// in if not used.
+
+// The diamond box draws best if the area is square!
+
+#include <FL/Fl.H>
+#include <FL/fl_draw.H>
+
+extern uchar* Fl_Gray_Ramp;
+
+static void fl_diamond_up_box(int x,int y,int w,int h,Fl_Color bgcolor) {
+  w &= -2;
+  h &= -2;
+  int x1 = x+w/2;
+  int y1 = y+h/2;
+  fl_color(bgcolor); fl_polygon(x+3, y1, x1,y+3, x+w-3,y1, x1,y+h-3);
+  fl_color(Fl_Gray_Ramp['W']); fl_line(x+1, y1, x1, y+1, x+w-1, y1);
+  fl_color(Fl_Gray_Ramp['U']); fl_line(x+2, y1, x1, y+2, x+w-2, y1);
+  fl_color(Fl_Gray_Ramp['S']); fl_line(x+3, y1, x1, y+3, x+w-3, y1);
+  fl_color(Fl_Gray_Ramp['P']); fl_line(x+3, y1, x1, y+h-3, x+w-3, y1);
+  fl_color(Fl_Gray_Ramp['N']); fl_line(x+2, y1, x1, y+h-2, x+w-2, y1);
+  fl_color(Fl_Gray_Ramp['H']); fl_line(x+1, y1, x1, y+h-1, x+w-1, y1);
+  fl_color(Fl_Gray_Ramp['A']); fl_loop(x, y1, x1, y, x+w, y1, x1, y+h);
+}
+
+static void fl_diamond_down_box(int x,int y,int w,int h,Fl_Color bgcolor) {
+  w &= -2;
+  h &= -2;
+  int x1 = x+w/2;
+  int y1 = y+h/2;
+  fl_color(Fl_Gray_Ramp['P']); fl_line(x+0, y1, x1, y+0, x+w-0, y1);
+  fl_color(Fl_Gray_Ramp['N']); fl_line(x+1, y1, x1, y+1, x+w-1, y1);
+  fl_color(Fl_Gray_Ramp['H']); fl_line(x+2, y1, x1, y+2, x+w-2, y1);
+  fl_color(Fl_Gray_Ramp['W']); fl_line(x+2, y1, x1, y+h-2, x+w-2, y1);
+  fl_color(Fl_Gray_Ramp['U']); fl_line(x+1, y1, x1, y+h-1, x+w-1, y1);
+  fl_color(Fl_Gray_Ramp['S']); fl_line(x+0, y1, x1, y+h-0, x+w-0, y1);
+  fl_color(bgcolor); fl_polygon(x+3, y1, x1,y+3, x+w-3,y1, x1,y+h-3);
+  fl_color(Fl_Gray_Ramp['A']); fl_loop(x+3, y1, x1, y+3, x+w-3, y1, x1, y+h-3);
+}
+
+extern void fl_internal_boxtype(Fl_Boxtype, Fl_Box_Draw_F*);
+Fl_Boxtype define_FL_DIAMOND_BOX() {
+  fl_internal_boxtype(_FL_DIAMOND_DOWN_BOX, fl_diamond_down_box);
+  fl_internal_boxtype(_FL_DIAMOND_UP_BOX,fl_diamond_up_box);
+  return _FL_DIAMOND_UP_BOX;
+}