-Changed metronome button to lightbutton

src/avtk/avtk_light_button.h

@@ -0,0 +1,155 @@
+/*
+ * Author: Harry van Haaren 2013
+ *         harryhaaren@gmail.com
+ * 
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301, USA.
+ * 
+ */
+
+
+#ifndef AVTK_LIGHT_BUTTON_H
+#define AVTK_LIGHT_BUTTON_H
+
+#include <FL/Fl_Button.H>
+
+namespace Avtk
+{
+
+class LightButton : public Fl_Button
+{
+  public:
+    LightButton(int _x, int _y, int _w, int _h, const char *_label):
+        Fl_Button(_x, _y, _w, _h, _label)
+    {
+      x = _x;
+      y = _y;
+      w = _w;
+      h = _h;
+      
+      label = _label;
+      
+      highlight = false;
+      mouseOver = false;
+    }
+    
+    bool mouseOver;
+    bool highlight;
+    int x, y, w, h;
+    const char* label;
+    
+    void draw()
+    {
+      if (damage() & FL_DAMAGE_ALL)
+      {
+        if ( value() )
+        {
+          highlight = true;
+        }
+        else
+        {
+          highlight = false;
+        }
+        
+        cairo_t *cr = Fl::cairo_cc();
+        
+        cairo_save( cr );
+        
+        cairo_rectangle( cr, x+1, y+1, w-2, h-2 );
+        cairo_set_source_rgb( cr,28 / 255.f,  28 / 255.f ,  28 / 255.f  );
+        cairo_fill_preserve(cr);
+        
+        cairo_set_line_width(cr, 1.5);
+        cairo_rectangle( cr, x+1, y+1, w-2, h-2 );
+        
+        if ( highlight )
+        {
+          cairo_set_source_rgba(cr, 1.0, 0.48,   0, 0.4);
+          cairo_fill_preserve(cr);
+        }
+        
+        float alpha = 0.7;
+        if (mouseOver)
+          alpha = 1;
+        cairo_set_source_rgba(cr, 1.0, 0.48,   0, alpha);
+        cairo_stroke(cr);
+        
+        cairo_restore( cr );
+        
+        draw_label();
+      }
+    }
+    
+    void resize(int X, int Y, int W, int H)
+    {
+      Fl_Widget::resize(X,Y,W,H);
+      x = X;
+      y = Y;
+      w = W;
+      h = H;
+      redraw();
+    }
+    
+    
+    
+    int handle(int event)
+    {
+      switch(event) {
+        case FL_ACTIVATE:
+          {
+          }
+        case FL_DEACTIVATE:
+          {
+          }
+          return 1;
+        case FL_PUSH:
+          highlight = 1;
+          do_callback();
+          return 1;
+        case FL_DRAG: {
+            int t = Fl::event_inside(this);
+            if (t != highlight) {
+              highlight = t;
+              redraw();
+            }
+          }
+          return 1;
+        case FL_ENTER:
+          mouseOver = true;
+          redraw();
+          return 1;
+        case FL_LEAVE:
+          mouseOver = false;
+          redraw();
+          return 1;
+        case FL_RELEASE:
+          return 1;
+        case FL_SHORTCUT:
+          if ( test_shortcut() )
+          {
+            do_callback();
+            return 1;
+          }
+          return 0;
+        default:
+          return Fl_Widget::handle(event);
+      }
+    }
+};
+
+} // Avtk
+
+#endif // AVTK_LIGHT_BUTTON_H
+

src/gui.cxx

@@ -1,7 +1,6 @@
 
 #include "gui.hxx"
 #include "avtk/avtk_image.h"
-#include "avtk/avtk_button.h"
 
 #include <sstream>
 
@@ -29,7 +28,7 @@ Gui::Gui() :
   
   Avtk::Image* header = new Avtk::Image(0,0,600,36,"header.png");
   
-  metronomeButton = new Avtk::Button(0,0,200,30,"Metronome");
+  metronomeButton = new Avtk::LightButton(0,0,200,30,"Metronome");
   
   for (int i = 0; i < 5; i++ )
   {

src/gui.hxx

@@ -6,6 +6,8 @@
 #include <FL/Fl_Double_Window.H>
 #include <FL/Fl_Box.H>
 
+#include "avtk/avtk_light_button.h"
+
 #include "gtrack.hxx"
 
 #include <vector>
@@ -21,7 +23,7 @@ class Gui
   private:
     Fl_Double_Window    window;
     Fl_Box*             box;
-    Avtk::Button*       metronomeButton;
+    Avtk::LightButton*  metronomeButton;
     vector<GTrack*>     tracks;
 };