Initial import of gtk2_ardour.

git-svn-id: svn://localhost/trunk/ardour2@24 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 133 insertions, 0 deletions

diff --git a/gtk2_ardour/marker_view.h b/gtk2_ardour/marker_view.h
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+++ b/gtk2_ardour/marker_view.h
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+/*
+    Copyright (C) 2003 Paul Davis 
+
+    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., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+    $Id$
+*/
+
+#ifndef __gtk_ardour_marker_view_h__
+#define __gtk_ardour_marker_view_h__
+
+#include <string>
+#include <gtk--.h>
+#include <gtk-canvas.h>
+#include "time_axis_view_item.h"
+
+class MarkerTimeAxisView ;
+class ImageFrameView ;
+
+/**
+ * MarkerView defines a marker item that may be placed upon a MarkerTimeAxis.
+ *
+ * The aim of the MarkerView is to provide additional timing details for visual based time axis.
+ * The MarkerView item is associated with one other TimeAxisViewItem and has a start and a duration.  
+ */
+class MarkerView : public TimeAxisViewItem
+{
+	public:
+		//---------------------------------------------------------------------------------------//
+		// Constructor / Desctructor
+		
+		/**
+		 * Constructs a new MarkerView
+		 * 
+		 * @param parent the parent canvas item
+		 * @param tv the parent TimeAxisView of this item
+		 * @param marked the Item that this item is to be assciated (marking) with
+		 * @param spu the current samples per unit 
+		 * @param base_color
+		 * @param mark_type the marker type/name text, eg fade out, pan up etc.
+		 * @param mark_id unique name/id of this item
+		 * @param start the start time of this item
+		 * @param duration the duration of this item
+		 */
+		MarkerView(GtkCanvasGroup *parent,
+			TimeAxisView *tv,
+			ImageFrameView* marked,
+			double spu,
+			GdkColor& base_color,
+			std::string mark_type,
+			std::string mark_id,
+			jack_nframes_t start,
+			jack_nframes_t duration) ;
+
+		/**
+		 * Destructor
+		 * Destroys this Marker Item and removes the association between itself and the item it is marking.
+		 */
+		~MarkerView() ;
+		
+		static SigC::Signal1<void,MarkerView*> GoingAway;
+		
+		//---------------------------------------------------------------------------------------//
+		// Marker Type Methods
+		
+		/**
+		 * Sets the marker Type text of this this MarkerItem, eg fade_out, pan up etc. 
+		 *
+		 * @param type_text the marker type text of this item
+		 */
+		void set_mark_type_text(std::string type_text) ;
+		
+		/**
+		 * Returns the marker Type of this this MarkerItem, eg fade_out, pan up etc. 
+		 *
+		 * @return the marker type text of this item
+		 */
+		std::string get_mark_type_text() const ;
+
+		
+		//---------------------------------------------------------------------------------------//
+		// Marked Item Methods
+
+		/**
+		 * Returns the time axis item being marked by this item
+		 *
+		 * @return the time axis item being marked by this item
+		 */
+		ImageFrameView* get_marked_item() ;
+		
+		/**
+		 * Sets the time axis item being marker by this item
+		 *
+		 * @param item the time axis item to be marked by this item
+		 * @return the previously marked item, or 0 if no previous marked item exists
+		 */
+		ImageFrameView* set_marked_item(ImageFrameView* item) ;
+		
+		//---------------------------------------------------------------------------------//
+		// Emitted Signals
+		
+		/** Emitted when the mark type text is changed */
+		SigC::Signal2<void,std::string,void*> MarkTypeChanged ;
+		
+		/** Emitted when the Marked Item is changed */
+		SigC::Signal2<void,ImageFrameView*,void*> MarkedItemChanged ;
+
+		
+	protected:
+
+	private:
+		/** the unique name/id of this item */
+		std::string mark_type_text ;
+
+		/* a pointer to the time axis item this marker is assoiated(marking up) with */
+		ImageFrameView* marked_item ;
+		
+} ; /* class MarkerView */
+
+
+#endif /* __gtk_ardour_imageframe_view_h__ */