From a6163888f3c56123b1db313743c6147ba498732c Mon Sep 17 00:00:00 2001
From: Yuval Adam <yuv.adm@gmail.com>
Date: Fri, 8 Aug 2014 14:42:07 +0300
Subject: Add third_party libs

---
 third_party/windows/fltk-1.1.10/src/fl_overlay.cxx | 125 +++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 third_party/windows/fltk-1.1.10/src/fl_overlay.cxx

(limited to 'third_party/windows/fltk-1.1.10/src/fl_overlay.cxx')

diff --git a/third_party/windows/fltk-1.1.10/src/fl_overlay.cxx b/third_party/windows/fltk-1.1.10/src/fl_overlay.cxx
new file mode 100644
index 0000000..6082b69
--- /dev/null
+++ b/third_party/windows/fltk-1.1.10/src/fl_overlay.cxx
@@ -0,0 +1,125 @@
+//
+// "$Id: fl_overlay.cxx 5614 2007-01-18 15:25:09Z matt $"
+//
+// Overlay support 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
+//
+
+// Extremely limited "overlay" support.  You can use this to drag out
+// a rectangle in response to mouse events.  It is your responsibility
+// to erase the overlay before drawing anything that might intersect
+// it.
+
+#include <FL/x.H>
+#include <FL/fl_draw.H>
+#ifdef __APPLE__
+#include <config.h>
+#endif
+
+//#define USE_XOR
+
+static int px,py,pw,ph;
+
+#ifndef USE_XOR
+#include <stdlib.h>
+static uchar *bgN = 0L, *bgS = 0L, *bgE = 0L, *bgW = 0L;
+static int bgx, bgy, bgw, bgh;
+#endif
+
+static void draw_current_rect() {
+#ifdef USE_XOR
+# ifdef WIN32
+  int old = SetROP2(fl_gc, R2_NOT);
+  fl_rect(px, py, pw, ph);
+  SetROP2(fl_gc, old);
+# elif defined(__APPLE_QD__)
+  PenMode( patXor );
+  fl_rect(px, py, pw, ph);
+  PenMode( patCopy );
+# elif defined(__APPLE_QUARTZ__)
+  // warning: Quartz does not support xor drawing
+  // Use the Fl_Overlay_Window instead.
+  fl_color(FL_WHITE);
+  fl_rect(px, py, pw, ph);
+# else
+  XSetFunction(fl_display, fl_gc, GXxor);
+  XSetForeground(fl_display, fl_gc, 0xffffffff);
+  XDrawRectangle(fl_display, fl_window, fl_gc, px, py, pw, ph);
+  XSetFunction(fl_display, fl_gc, GXcopy);
+# endif
+#else
+  if (bgN) { free(bgN); bgN = 0L; }
+  if (bgS) { free(bgS); bgS = 0L; }
+  if (bgE) { free(bgE); bgE = 0L; }
+  if (bgW) { free(bgW); bgW = 0L; }
+  if (pw>0 && ph>0) {
+    bgE = fl_read_image(0L, px+pw-1, py, 1, ph);
+    bgW = fl_read_image(0L, px, py, 1, ph);
+    bgS = fl_read_image(0L, px, py+ph-1, pw, 1);
+    bgN = fl_read_image(0L, px, py, pw, 1);
+    bgx = px; bgy = py;
+    bgw = pw; bgh = ph;
+  }
+  fl_color(FL_WHITE);
+  fl_line_style(FL_SOLID);
+  fl_rect(px, py, pw, ph);
+  fl_color(FL_BLACK);
+  fl_line_style(FL_DOT);
+  fl_rect(px, py, pw, ph);
+  fl_line_style(FL_SOLID);
+#endif
+}
+
+static void erase_current_rect() {
+#ifdef USE_XOR
+# ifdef __APPLE_QUARTZ__
+  fl_rect(px, py, pw, ph);
+# else
+  draw_current_rect();
+# endif
+#else
+  if (bgN) fl_draw_image(bgN, bgx, bgy, bgw, 1);
+  if (bgS) fl_draw_image(bgS, bgx, bgy+bgh-1, bgw, 1);
+  if (bgW) fl_draw_image(bgW, bgx, bgy, 1, bgh);
+  if (bgE) fl_draw_image(bgE, bgx+bgw-1, bgy, 1, bgh);
+#endif
+}
+
+void fl_overlay_clear() {
+  if (pw > 0) {erase_current_rect(); pw = 0;}
+}
+
+void fl_overlay_rect(int x, int y, int w, int h) {
+  if (w < 0) {x += w; w = -w;} else if (!w) w = 1;
+  if (h < 0) {y += h; h = -h;} else if (!h) h = 1;
+  if (pw > 0) {
+    if (x==px && y==py && w==pw && h==ph) return;
+    erase_current_rect();
+  }
+  px = x; py = y; pw = w; ph = h;
+  draw_current_rect();
+}
+
+//
+// End of "$Id: fl_overlay.cxx 5614 2007-01-18 15:25:09Z matt $".
+//
-- 
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