-Added clip selector widget, updated GTrack code

src/avtk/avtk_clip_selector.h

@@ -0,0 +1,171 @@
+/*
+ * 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_CLIP_SELECTOR_H
+#define AVTK_CLIP_SELECTOR_H
+
+#include <FL/Fl_Button.H>
+
+namespace Avtk
+{
+
+class ClipSelector : public Fl_Button
+{
+  public:
+    ClipSelector(int _x, int _y, int _w, int _h, const char *_label):
+        Fl_Button(_x, _y, _w, _h, _label),
+        numClips(10)
+    {
+      x = _x;
+      y = _y;
+      w = _w;
+      h = _h;
+      
+      label = _label;
+      
+      highlight = false;
+      mouseOver = false;
+    }
+    
+    const int numClips;
+    
+    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 );
+        
+        int clipWidth  = w - 2;
+        int clipHeight = (h / numClips);
+        
+        int drawY = y + 1;
+        for( int i = 0; i < numClips; i++) // draw each clip
+        {
+          cairo_rectangle( cr, x+1, drawY, clipWidth, clipHeight - 2 );
+          if ( false )// playing: green
+            cairo_set_source_rgba(cr, 1.0, 0.48,   0, 0.4);
+          else if ( false ) // loaded: orange
+            cairo_set_source_rgba(cr, 1.0, 0.48,   0, 0.4);
+          else // empty: grey
+            cairo_set_source_rgba(cr, 0.11, 0.11, 0.11, 0.8);
+          
+          cairo_fill_preserve(cr);
+          
+          //cairo_set_source_rgb( cr,28 / 255.f,  28 / 255.f ,  28 / 255.f  );
+          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_set_line_width( cr, 1.4);
+          cairo_stroke(cr);
+          
+          drawY += clipHeight + 2;
+        }
+        
+        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_CLIP_SELECTOR_H
+

src/gtrack.hxx

@@ -13,6 +13,7 @@
 #include "avtk/avtk_dial.h"
 #include "avtk/avtk_button.h"
 #include "avtk/avtk_background.h"
+#include "avtk/avtk_clip_selector.h"
 
 
 #include "worker.hxx"
@@ -100,6 +101,8 @@ class GTrack : public Fl_Group
       title( strdup(l) ),
       bg( x, y , w, h, title ),
       
+      clipSel(x + 5, y + 26, 100, 278,"Clips"),
+      
       button1(x + 5, y + 324, 100, 18,"Rec"),
       button2(x + 5, y + 344, 100, 18,"Play"),
       button3(x + 5, y + 364, 100, 18,"Stop"),
@@ -129,9 +132,7 @@ class GTrack : public Fl_Group
       
       progress.maximum(1.0f);
       progress.minimum(0.0f);
-      progress.color( fl_color_cube(0.2 * (FL_NUM_RED - 1) / 255,
-                                     0.2 * (FL_NUM_GREEN - 1) / 255,
-                                     0.2 * (FL_NUM_BLUE - 1) / 255) );
+      progress.color( FL_BLACK );
       progress.selection_color( FL_BLUE );
       /*
 00366   Fl_Color color() const {return color_;}
@@ -161,6 +162,8 @@ class GTrack : public Fl_Group
     
     Avtk::Background bg;
     
+    Avtk::ClipSelector clipSel;
+    
     Avtk::Button button1;
     Avtk::Button button2;
     Avtk::Button button3;
@@ -168,6 +171,7 @@ class GTrack : public Fl_Group
     Avtk::Button button5;
     Avtk::Button button6;
     
+    
     Avtk::Dial   volume;
     
     Avtk::Dial   dial1;