[Summary] Implementing the wave zoom control in the transport bar

gtk2_ardour/editor.cc

@@ -260,6 +260,7 @@ Editor::Editor ()
 	, _vertical_zoom_adjustment (get_adjustment ("vertical_zoom_adjustment"))
     , _vertical_zoom_fader (get_fader ("vertical_zoom_fader"))
 	, vertical_adjustment (get_adjustment ("vertical_adjustment"))
+	, _waves_zoom_control (get_adjustment ("waves_zoom_adjustment"))
     , horizontal_adjustment (get_adjustment ("horizontal_adjustment"))
     , unused_adjustment (get_adjustment ("unused_adjustment"))
 	, edit_packer (get_table ("edit_packer"))
@@ -322,6 +323,8 @@ Editor::Editor ()
 	get_container ("compact_meter_bridge_home").add (_compact_meter_bridge);
 	get_container ("mixer_bridge_view_home").add (_mixer_bridge_view);
 	get_container ("meter_bridge_view_home").add (_meter_bridge_view);
+	get_container ("waves_zoom_control_home").add (_waves_zoom_control);
+	_waves_zoom_control.show();
 
 	_have_idled = false;
 
@@ -3070,43 +3073,15 @@ Editor::setup_toolbar ()
 
 	RefPtr<Action> act;
 
-	zoom_in_button.set_name ("zoom button");
-	zoom_in_button.add_elements ( ArdourButton::Inset );
-	zoom_in_button.set_tweaks ((ArdourButton::Tweaks) (ArdourButton::ShowClick) );
-	zoom_in_button.set_image(::get_icon ("zoom_in"));
-	act = ActionManager::get_action (X_("Editor"), X_("temporal-zoom-in"));
-	zoom_in_button.set_related_action (act);
-
-	zoom_out_button.set_name ("zoom button");
-	zoom_out_button.add_elements ( ArdourButton::Inset );
-	zoom_out_button.set_tweaks ((ArdourButton::Tweaks) (ArdourButton::ShowClick) );
-	zoom_out_button.set_image(::get_icon ("zoom_out"));
-	act = ActionManager::get_action (X_("Editor"), X_("temporal-zoom-out"));
-	zoom_out_button.set_related_action (act);
-
-	zoom_out_full_button.set_name ("zoom button");
-	zoom_out_full_button.add_elements ( ArdourButton::Inset );
-	zoom_out_full_button.set_tweaks ((ArdourButton::Tweaks) (ArdourButton::ShowClick) );
-	zoom_out_full_button.set_image(::get_icon ("zoom_full"));
-	act = ActionManager::get_action (X_("Editor"), X_("zoom-to-session"));
-	zoom_out_full_button.set_related_action (act);
-
 	zoom_focus_selector.set_name ("ZoomFocusSelector");
 	set_popdown_strings (zoom_focus_selector, zoom_focus_strings);
 	zoom_focus_selector.signal_changed().connect (sigc::mem_fun(*this, &Editor::zoom_focus_selection_done));
 
-	if (!ARDOUR::Profile->get_trx()) {
-		_zoom_box.pack_start (zoom_out_button, false, false);
-		_zoom_box.pack_start (zoom_in_button, false, false);
-		_zoom_box.pack_start (zoom_out_full_button, false, false);
-		_zoom_box.pack_start (zoom_focus_selector, false, false);
-	} else {
-		_temporal_zoom_adjustment.signal_value_changed().connect (mem_fun (*this, &Editor::temporal_zoom_by_slider));
-		_vertical_zoom_adjustment.signal_value_changed().connect (mem_fun (*this, &Editor::vertical_zoom_by_slider));
-		ZoomChanged.connect (sigc::mem_fun (*this, &Editor::update_temporal_zoom_slider));
+	_temporal_zoom_adjustment.signal_value_changed().connect (mem_fun (*this, &Editor::temporal_zoom_by_slider));
+	_vertical_zoom_adjustment.signal_value_changed().connect (mem_fun (*this, &Editor::vertical_zoom_by_slider));
+	ZoomChanged.connect (sigc::mem_fun (*this, &Editor::update_temporal_zoom_slider));
         
-        _vertical_zoom_fader.signal_button_press_event().connect (sigc::mem_fun(*this, &Editor::vertical_fader_pressed), false);
-	}
+    _vertical_zoom_fader.signal_button_press_event().connect (sigc::mem_fun(*this, &Editor::vertical_fader_pressed), false);
 
 	/* Track zoom buttons */
 	visible_tracks_selector.set_name ("zoom button");
@@ -3311,10 +3286,6 @@ Editor::setup_tooltips ()
 	ARDOUR_UI::instance()->set_tip (*_group_tabs, _("Groups: click to (de)activate\nContext-click for other operations"));
 	ARDOUR_UI::instance()->set_tip (nudge_forward_button, _("Nudge Region/Selection Later"));
 	ARDOUR_UI::instance()->set_tip (nudge_backward_button, _("Nudge Region/Selection Earlier"));
-	ARDOUR_UI::instance()->set_tip (zoom_in_button, _("Zoom In"));
-	ARDOUR_UI::instance()->set_tip (zoom_out_button, _("Zoom Out"));
-	ARDOUR_UI::instance()->set_tip (zoom_out_full_button, _("Zoom to Session"));
-	ARDOUR_UI::instance()->set_tip (zoom_focus_selector, _("Zoom focus"));
 	ARDOUR_UI::instance()->set_tip (tav_expand_button, _("Expand Tracks"));
 	ARDOUR_UI::instance()->set_tip (tav_shrink_button, _("Shrink Tracks"));
 	ARDOUR_UI::instance()->set_tip (visible_tracks_selector, _("Number of visible tracks"));

gtk2_ardour/editor.h

@@ -59,6 +59,7 @@
 #include "region_selection.h"
 #include "compact_meter_bridge.h"
 #include "mixer_bridge_view.h"
+#include "waves_zoom_control.h"
 
 namespace Gtkmm2ext {
 	class TearOff;
@@ -1214,6 +1215,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 	void temporal_zoom_by_frame (framepos_t start, framepos_t end);
 	void temporal_zoom_to_frame (bool coarser, framepos_t frame);
 	void temporal_zoom_by_slider ();
+	void wave_form_zoom ();
 	void update_temporal_zoom_slider ();
 
 	void insert_region_list_drag (boost::shared_ptr<ARDOUR::Region>, int x, int y);
@@ -1590,10 +1592,7 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 	void editor_list_button_toggled ();
 
 	AudioClock*               zoom_range_clock;
-
-	ArdourButton              zoom_in_button;
-	ArdourButton              zoom_out_button;
-	ArdourButton              zoom_out_full_button;
+	WavesZoomControl          _waves_zoom_control;
 
 	ArdourButton              tav_expand_button;
 	ArdourButton              tav_shrink_button;

gtk2_ardour/ui/editor_window.xml

@@ -4,18 +4,24 @@
   <VBox id="vpacker">
     <Adjustment id="vertical_adjustment"
                 initial_value="0"
-                min_value="0"
-                max_value="10"
+                minvalue="0"
+                maxvalue="10"
                 step="400"/>
     <Adjustment id="horizontal_adjustment"
                 initial_value="0"
-                min_value="0"
-                max_value="10000000000000000"/>
+                minvalue="0"
+                maxvalue="10000000000000000"/>
     <Adjustment id="unused_adjustment"
                 initial_value="0"
-                min_value="0"
-                max_value="10"
+                minvalue="0"
+                maxvalue="10"
                 step="400"/>
+    <Adjustment id="waves_zoom_adjustment"
+                initial_value="0"
+                minvalue="0"
+                maxvalue="10"
+                step="0.2"
+                pagesize="2.0"/>
     <HBox id="menu_bar_base"/>
     <EventBox bgnormal="#000000">
       <VBox borderwidth="2" spacing ="1">
@@ -197,12 +203,10 @@
                      minposy="13"
                      maxposx="20"
                      maxposy="13"/>
-              <iconbutton id="tool_waveform_zoom_button"
-                          tooltip="Waveform Zoom"
-                          width="34" height="26"
-                          normalicon="tool_waveform_zoom"
-                          activeicon="tool_waveform_zoom_active"
-                          prelighticon="tool_waveform_zoom_prelight"/>
+              <EventBox id="waves_zoom_control_home"
+                        tooltip="Waveform Zoom"
+                        width="48" height="26"
+                        bgnormal="#ffff00"/>
               <iconbutton id="media_button"
                           tooltip="Media Button"
                           width="48" height="26"

gtk2_ardour/wscript

@@ -28,6 +28,7 @@ path_prefix = 'gtk2_ardour/'
 
 gtk2_ardour_sources = [
         'mixer_bridge_view.cc',
+        'waves_zoom_control.cc',
         'waves_ui.cc',
         'waves_grid.cc',
         'about.cc',