Include a stripped-down version of FLTK in tree and add a USE_INCLUDED_FLTK option to build against it.
git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@4603 3789f03b-4d11-0410-bbf8-ca57d06f2519
diff --git a/common/fltk/src/fl_round_box.cxx b/common/fltk/src/fl_round_box.cxx
new file mode 100644
index 0000000..f5a802c
--- /dev/null
+++ b/common/fltk/src/fl_round_box.cxx
@@ -0,0 +1,124 @@
+//
+// "$Id: fl_round_box.cxx 8630 2011-05-01 12:45:29Z AlbrechtS $"
+//
+// Round box drawing routines for the Fast Light Tool Kit (FLTK).
+//
+// Copyright 1998-2010 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
+//
+
+// Box drawing code for an obscure box type.
+// These box types are in separate files so they are not linked
+// in if not used.
+
+#include <FL/Fl.H>
+#include <FL/fl_draw.H>
+
+// A compiler from a certain very large software company will not compile
+// the function pointer assignment due to the name conflict with fl_arc.
+// This function is to fix that:
+static void fl_arc_i(int x,int y,int w,int h,double a1,double a2) {
+ fl_arc(x,y,w,h,a1,a2);
+}
+
+enum {UPPER_LEFT, LOWER_RIGHT, CLOSED, FILL};
+
+static void draw(int which, int x,int y,int w,int h, int inset, Fl_Color color)
+{
+ if (inset*2 >= w) inset = (w-1)/2;
+ if (inset*2 >= h) inset = (h-1)/2;
+ x += inset;
+ y += inset;
+ w -= 2*inset;
+ h -= 2*inset;
+ int d = w <= h ? w : h;
+ if (d <= 1) return;
+ fl_color(color);
+ fl_line_style(0,1);
+ void (*f)(int,int,int,int,double,double);
+ f = (which==FILL) ? fl_pie : fl_arc_i;
+ if (which >= CLOSED) {
+ f(x+w-d, y, d, d, w<=h ? 0 : -90, w<=h ? 180 : 90);
+ f(x, y+h-d, d, d, w<=h ? 180 : 90, w<=h ? 360 : 270);
+ } else if (which == UPPER_LEFT) {
+ f(x+w-d, y, d, d, 45, w<=h ? 180 : 90);
+ f(x, y+h-d, d, d, w<=h ? 180 : 90, 225);
+ } else { // LOWER_RIGHT
+ f(x, y+h-d, d, d, 225, w<=h ? 360 : 270);
+ f(x+w-d, y, d, d, w<=h ? 360 : 270, 360+45);
+ }
+ if (which == FILL) {
+ if (w < h)
+ fl_rectf(x, y+d/2, w, h-(d&-2));
+ else if (w > h)
+ fl_rectf(x+d/2, y, w-(d&-2), h);
+ } else {
+ if (w < h) {
+ if (which != UPPER_LEFT) fl_yxline(x+w-1, y+d/2-1, y+h-d/2+1);
+ if (which != LOWER_RIGHT) fl_yxline(x, y+d/2-1, y+h-d/2+1);
+ } else if (w > h) {
+ if (which != UPPER_LEFT) fl_xyline(x+d/2-1, y+h-1, x+w-d/2+1);
+ if (which != LOWER_RIGHT) fl_xyline(x+d/2-1, y, x+w-d/2+1);
+ }
+ }
+ fl_line_style(0);
+}
+
+extern uchar* fl_gray_ramp();
+
+void fl_round_down_box(int x, int y, int w, int h, Fl_Color bgcolor) {
+ uchar *g = fl_gray_ramp();
+ draw(FILL, x, y, w, h, 2, bgcolor);
+ draw(UPPER_LEFT, x+1, y, w-2, h, 0, (Fl_Color)g['N']);
+ draw(UPPER_LEFT, x+1, y, w-2, h, 1, (Fl_Color)g['H']);
+ draw(UPPER_LEFT, x, y, w, h, 0, (Fl_Color)g['N']);
+ draw(UPPER_LEFT, x, y, w, h, 1, (Fl_Color)g['H']);
+ draw(LOWER_RIGHT, x, y, w, h, 0, (Fl_Color)g['S']);
+ draw(LOWER_RIGHT, x+1, y, w-2, h, 0, (Fl_Color)g['U']);
+ draw(LOWER_RIGHT, x, y, w, h, 1, (Fl_Color)g['U']);
+ draw(LOWER_RIGHT, x+1, y, w-2, h, 1, (Fl_Color)g['W']);
+ draw(CLOSED, x, y, w, h, 2, (Fl_Color)g['A']);
+}
+
+void fl_round_up_box(int x, int y, int w, int h, Fl_Color bgcolor) {
+ uchar *g = fl_gray_ramp();
+ draw(FILL, x, y, w, h, 2, bgcolor);
+ draw(LOWER_RIGHT, x+1, y, w-2, h, 0, (Fl_Color)g['H']);
+ draw(LOWER_RIGHT, x+1, y, w-2, h, 1, (Fl_Color)g['N']);
+ draw(LOWER_RIGHT, x, y, w, h, 1, (Fl_Color)g['H']);
+ draw(LOWER_RIGHT, x, y, w, h, 2, (Fl_Color)g['N']);
+ draw(UPPER_LEFT, x, y, w, h, 2, (Fl_Color)g['U']);
+ draw(UPPER_LEFT, x+1, y, w-2, h, 1, (Fl_Color)g['S']);
+ draw(UPPER_LEFT, x, y, w, h, 1, (Fl_Color)g['W']);
+ draw(UPPER_LEFT, x+1, y, w-2, h, 0, (Fl_Color)g['U']);
+ draw(CLOSED, x, y, w, h, 0, (Fl_Color)g['A']);
+}
+
+extern void fl_internal_boxtype(Fl_Boxtype, Fl_Box_Draw_F*);
+Fl_Boxtype fl_define_FL_ROUND_UP_BOX() {
+ fl_internal_boxtype(_FL_ROUND_DOWN_BOX, fl_round_down_box);
+ fl_internal_boxtype(_FL_ROUND_UP_BOX, fl_round_up_box);
+ return _FL_ROUND_UP_BOX;
+}
+
+//
+// End of "$Id: fl_round_box.cxx 8630 2011-05-01 12:45:29Z AlbrechtS $".
+//