Initial revision

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

1 files changed, 75 insertions, 0 deletions

diff --git a/src/fl_rounded_box.cxx b/src/fl_rounded_box.cxx
new file mode 100644
index 000000000..f670726c1
--- /dev/null
+++ b/src/fl_rounded_box.cxx
@@ -0,0 +1,75 @@
+/*	fl_rounded_box.C
+
+	Less-used box types are in seperate files so they are not linked
+	in if not used.
+
+*/
+
+#include <FL/Fl.H>
+#include <FL/fl_draw.H>
+
+#define RN	5
+#define RS	15
+#define BW	3
+
+static double offset[RN] = { 0.0, 0.07612, 0.29289, 0.61732, 1.0};
+
+static void rbox(int fill, int x, int y, int w, int h) {
+  int i;
+  int rsx ,rsy, rs;
+  rsx = w*2/5; rsy = h*2/5;
+  if (rsx > rsy) rs = rsy; else  rs = rsx;
+  if (rs > RS) rs = RS;
+  rsx = rs; rsy = rs;
+
+  if (fill) fl_begin_polygon(); else fl_begin_loop();
+  for (i=0; i<RN; i++)
+    fl_vertex(x + offset[RN-i-1]*rsx, y + offset[i] * rsy);
+  for (i=0; i<RN; i++)
+    fl_vertex(x + offset[i]*rsx, y + h-1 - offset[RN-i-1] * rsy);
+  for (i=0; i<RN; i++)
+    fl_vertex(x + w-1 - offset[RN-i-1]*rsx, y + h-1 - offset[i] * rsy);
+  for (i=0; i<RN; i++)
+    fl_vertex(x + w-1 - offset[i]*rsx, y + offset[RN-i-1] * rsy);
+  if (fill) fl_end_polygon(); else fl_end_loop();
+}
+
+static void fl_rflat_box(int x, int y, int w, int h, Fl_Color c) {
+  fl_color(c); rbox(1, x, y, w, h); rbox(0, x, y, w, h);
+}
+
+static void fl_rounded_frame(int x, int y, int w, int h, Fl_Color c) {
+  fl_color(c); rbox(0, x, y, w, h);
+}
+
+static void fl_rounded_box(int x, int y, int w, int h, Fl_Color c) {
+  fl_color(c); rbox(1, x, y, w, h);
+  fl_color(FL_BLACK); rbox(0, x, y, w, h);
+}
+
+static void fl_rshadow_box(int x, int y, int w, int h, Fl_Color c) {
+  // draw shadow:
+  fl_color(FL_DARK3);
+  rbox(1, x+BW, y+BW, w, h);
+  rbox(0, x+BW, y+BW, w, h);
+  // draw the box:
+  fl_rounded_box(x, y, w, h, c);
+}
+
+extern void fl_internal_boxtype(Fl_Boxtype, Fl_Box_Draw_F*);
+
+Fl_Boxtype define_FL_ROUNDED_BOX() {
+  fl_internal_boxtype(_FL_ROUNDED_FRAME, fl_rounded_frame);
+  fl_internal_boxtype(_FL_ROUNDED_BOX, fl_rounded_box);
+  return _FL_ROUNDED_BOX;
+}
+
+Fl_Boxtype define_FL_RFLAT_BOX() {
+  fl_internal_boxtype(_FL_RFLAT_BOX, fl_rflat_box);
+  return _FL_RFLAT_BOX;
+}
+
+Fl_Boxtype define_FL_RSHADOW_BOX() {
+  fl_internal_boxtype(_FL_RSHADOW_BOX, fl_rshadow_box);
+  return _FL_RSHADOW_BOX;
+}