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

---
 .../windows/fltk-1.1.10/src/Fl_Positioner.cxx      | 151 +++++++++++++++++++++
 1 file changed, 151 insertions(+)
 create mode 100644 third_party/windows/fltk-1.1.10/src/Fl_Positioner.cxx

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

diff --git a/third_party/windows/fltk-1.1.10/src/Fl_Positioner.cxx b/third_party/windows/fltk-1.1.10/src/Fl_Positioner.cxx
new file mode 100644
index 0000000..f0c6bd8
--- /dev/null
+++ b/third_party/windows/fltk-1.1.10/src/Fl_Positioner.cxx
@@ -0,0 +1,151 @@
+//
+// "$Id: Fl_Positioner.cxx 5347 2006-08-23 12:57:42Z matt $"
+//
+// Positioner widget 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
+//
+
+// The positioner widget from Forms, gives 2D input
+// Written by: Mark Overmars
+
+#include <FL/Fl.H>
+#include <FL/Fl_Positioner.H>
+#include <FL/fl_draw.H>
+
+static double flinear(double val, double smin, double smax, double gmin, double gmax)
+{
+  if (smin == smax) return gmax;
+  else return gmin + (gmax - gmin) * (val - smin) / (smax - smin);
+}
+
+void Fl_Positioner::draw(int X, int Y, int W, int H) {
+  int x1 = X + 4;
+  int y1 = Y + 4;
+  int w1 = W - 2 * 4;
+  int h1 = H - 2 * 4;
+  int xx = int(flinear(xvalue(), xmin, xmax, x1, x1+w1-1)+.5);
+  int yy = int(flinear(yvalue(), ymin, ymax, y1, y1+h1-1)+.5);
+  draw_box(box(), X, Y, W, H, color());
+  fl_color(selection_color());
+  fl_xyline(x1, yy, x1+w1);
+  fl_yxline(xx, y1, y1+h1);
+}
+
+void Fl_Positioner::draw() {
+  draw(x(), y(), w(), h());
+  draw_label();
+}
+
+int Fl_Positioner::value(double X, double Y) {
+  clear_changed();
+  if (X == xvalue_ && Y == yvalue_) return 0;
+  xvalue_ = X; yvalue_ = Y;
+  redraw();
+  return 1;
+}
+
+int Fl_Positioner::xvalue(double X) {
+  return(value(X, yvalue_));
+}
+
+int Fl_Positioner::yvalue(double Y) {
+  return(value(xvalue_, Y));
+}
+
+int Fl_Positioner::handle(int event, int X, int Y, int W, int H) {
+  switch (event) {
+  case FL_PUSH:
+  case FL_DRAG:
+  case FL_RELEASE: {
+    double x1 = X + 4;
+    double y1 = Y + 4;
+    double w1 = W - 2 * 4;
+    double h1 = H - 2 * 4;
+    double xx = flinear(Fl::event_x(), x1, x1+w1-1.0, xmin, xmax);
+    if (xstep_) xx = int(xx/xstep_+0.5) * xstep_;
+    if (xmin < xmax) {
+      if (xx < xmin) xx = xmin;
+      if (xx > xmax) xx = xmax;
+    } else {
+      if (xx > xmin) xx = xmin;
+      if (xx < xmax) xx = xmax;
+    }
+    double yy = flinear(Fl::event_y(), y1, y1+h1-1.0, ymin, ymax);
+    if (ystep_) yy = int(yy/ystep_+0.5) * ystep_;
+    if (ymin < ymax) {
+      if (yy < ymin) yy = ymin;
+      if (yy > ymax) yy = ymax;
+    } else {
+      if (yy > ymin) yy = ymin;
+      if (yy < ymax) yy = ymax;
+    }
+    if (xx != xvalue_ || yy != yvalue_) {
+      xvalue_ = xx; yvalue_ = yy;
+      set_changed();
+      redraw();
+                   } }
+    if (!(when() & FL_WHEN_CHANGED ||
+	  (when() & FL_WHEN_RELEASE && event == FL_RELEASE))) return 1;
+    if (changed() || when()&FL_WHEN_NOT_CHANGED) {
+      if (event == FL_RELEASE) clear_changed();
+      do_callback();
+    }
+    return 1;
+  default:
+    return 0;
+  }
+}
+
+int Fl_Positioner::handle(int e) {
+  return handle(e, x(), y(), w(), h());
+}
+
+Fl_Positioner::Fl_Positioner(int X, int Y, int W, int H, const char* l)
+: Fl_Widget(X, Y, W, H, l) {
+  box(FL_DOWN_BOX);
+  selection_color(FL_RED);
+  align(FL_ALIGN_BOTTOM);
+  when(FL_WHEN_CHANGED);
+  xmin = ymin = 0;
+  xmax = ymax = 1;
+  xvalue_ = yvalue_ = .5;
+  xstep_ = ystep_ = 0;
+}
+
+void Fl_Positioner::xbounds(double a, double b) {
+  if (a != xmin || b != xmax) {
+    xmin = a; xmax = b;
+    redraw();
+  }
+}
+
+void Fl_Positioner::ybounds(double a, double b) {
+  if (a != ymin || b != ymax) {
+    ymin = a; ymax = b;
+    redraw();
+  }
+}
+
+//
+// End of "$Id: Fl_Positioner.cxx 5347 2006-08-23 12:57:42Z matt $".
+//
-- 
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