working as expected

1 files changed, 101 insertions, 3 deletions

diff --git a/src/transport-widget.c b/src/transport-widget.c
index ef2916d..f1e7c10 100644
--- a/src/transport-widget.c
+++ b/src/transport-widget.c
@@ -85,6 +85,9 @@ struct _TransportWidgetPrivate
   gboolean            has_focus;
   gint                hold_timer;
   gint                skip_frequency;
+  gint                launching_timer;
+  gdouble             launching_transparency;
+  gboolean            fade_out;
 };
 
 // TODO refactor the UI handlers, consolidate functionality between key press /release
@@ -136,6 +139,7 @@ static TransportAction transport_widget_collision_detection (gint x, gint y);
 static void transport_widget_start_timing (TransportWidget* widget);
 static gboolean transport_widget_trigger_seek (gpointer userdata);
 static gboolean transport_widget_seek (gpointer userdata);
+static gboolean transport_widget_fade_playbutton (gpointer userdata);
 
 
 /// Init functions //////////////////////////////////////////////////////////
@@ -168,6 +172,9 @@ transport_widget_init (TransportWidget *self)
   priv->has_focus = FALSE;
   priv->hold_timer = 0;
   priv->skip_frequency = 0;
+  priv->launching_timer = 0;
+  priv->launching_transparency = 1.0f;
+  priv->fade_out = TRUE;
   priv->command_coordinates =  g_hash_table_new_full(g_direct_hash,
                                                       g_direct_equal,
                                                       NULL,
@@ -1733,6 +1740,59 @@ draw (GtkWidget* button, cairo_t *cr)
            FALSE);
     _finalize (cr, &cr_surf, &surf, PAUSE_X-0.5f, PAUSE_Y);
   }
+  else if(priv->current_state == TRANSPORT_STATE_LAUNCHING)
+  {
+    g_debug ("launching in draw");
+    _setup (&cr_surf, &surf, PLAY_WIDTH+6, PLAY_HEIGHT+6);
+    _mask_play (cr_surf,
+                PLAY_PADDING,
+                PLAY_PADDING,
+                PLAY_WIDTH - (2*PLAY_PADDING),
+                PLAY_HEIGHT - (2*PLAY_PADDING));
+
+    double BUTTON_SHADOW_LAUNCHING[] = {color_button[3].r,
+                                        color_button[3].g,
+                                        color_button[3].b,
+                                        priv->launching_transparency};
+    double BUTTON_LAUNCHING_END[] = {color_button[0].r,
+                                     color_button[0].g,
+                                     color_button[0].b,
+                                     priv->launching_transparency};
+    double BUTTON_LAUNCHING_START[] = {color_button[1].r,
+                                       color_button[1].g,
+                                       color_button[1].b,
+                                       priv->launching_transparency};
+    _fill (cr_surf,
+           PLAY_PADDING,
+           PLAY_PADDING,
+           PLAY_WIDTH - (2*PLAY_PADDING),
+           PLAY_HEIGHT - (2*PLAY_PADDING),
+           BUTTON_SHADOW_LAUNCHING,
+           BUTTON_SHADOW_LAUNCHING,
+           FALSE);
+    _surface_blur (surf, 3);
+    _finalize_repaint (cr, &cr_surf, &surf, PAUSE_X-0.5f, PAUSE_Y + 0.5f, 3);
+    
+    // draw play-button
+    _setup (&cr_surf, &surf, PLAY_WIDTH, PLAY_HEIGHT);
+    cairo_set_line_width (cr, 10.5);
+    cairo_set_line_cap(cr, CAIRO_LINE_CAP_ROUND);
+    cairo_set_line_join(cr, CAIRO_LINE_JOIN_ROUND);
+    _mask_play (cr_surf,
+                PLAY_PADDING,
+                PLAY_PADDING,
+                PLAY_WIDTH - (2*PLAY_PADDING),
+                PLAY_HEIGHT - (2*PLAY_PADDING));
+    _fill (cr_surf,
+           PLAY_PADDING,
+           PLAY_PADDING,
+           PLAY_WIDTH - (2*PLAY_PADDING),
+           PLAY_HEIGHT - (2*PLAY_PADDING),
+           BUTTON_LAUNCHING_START,
+           BUTTON_LAUNCHING_END,
+           FALSE);
+    _finalize (cr, &cr_surf, &surf, PAUSE_X-0.5f, PAUSE_Y);
+  }
 }
 
 static void 
@@ -1750,6 +1810,28 @@ transport_widget_set_twin_item(TransportWidget* self,
                                        (TransportState)initial_state);
 }
 
+static gboolean
+transport_widget_fade_playbutton (gpointer userdata)
+{
+  TransportWidget* bar = (TransportWidget*)userdata;
+  g_return_val_if_fail(IS_TRANSPORT_WIDGET(bar), FALSE);
+  g_debug ("fade in /out timeout");
+  TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE(bar);
+  if (priv->launching_transparency == 1.0f){
+    priv->fade_out = TRUE;
+  }
+  else if (priv->launching_transparency <= 0.3F){
+    priv->fade_out = FALSE;
+  }
+  if (priv->fade_out == TRUE){
+    priv->launching_transparency -= 0.05f;
+  }
+  else{
+    priv->launching_transparency += 0.05f;
+  }
+  gtk_widget_queue_draw (GTK_WIDGET(bar));
+  return TRUE;
+}
 /**
 * transport_widget_update_state()
 * Callback for updates from the other side of dbus
@@ -1761,12 +1843,28 @@ transport_widget_property_update(DbusmenuMenuitem* item, gchar* property,
   //g_debug("transport_widget_update_state - with property  %s", property);
   TransportWidget* bar = (TransportWidget*)userdata;
   g_return_if_fail(IS_TRANSPORT_WIDGET(bar));
+  TransportWidgetPrivate* priv = TRANSPORT_WIDGET_GET_PRIVATE(bar);
 
   if(g_ascii_strcasecmp(DBUSMENU_TRANSPORT_MENUITEM_PLAY_STATE, property) == 0)
   {
-    int update_value = g_variant_get_int32(value);
-    //g_debug("transport_widget_update_state - with value  %i", update_value);  
-    transport_widget_toggle_play_pause(bar, (TransportState)update_value);
+    TransportState new_state = (TransportState)g_variant_get_int32(value);
+    //g_debug("transport_widget_update_state - with value  %i", update_value);
+    if (new_state == TRANSPORT_STATE_LAUNCHING){
+      priv->current_state = TRANSPORT_STATE_LAUNCHING;
+      priv->launching_timer = g_timeout_add (100,
+                                             transport_widget_fade_playbutton,
+                                             bar);
+      //g_debug("TransportWidget::toggle play state : %i", priv->current_state);
+    }
+    else{
+      if (priv->launching_timer != 0){
+        g_source_remove (priv->launching_timer);
+        priv->launching_timer = 0;
+        priv->fade_out = TRUE;
+        priv->launching_transparency = 1.0f;
+      }
+      transport_widget_toggle_play_pause(bar, new_state);
+    }
   }
 }