/*
- Copyright (C) 2003 Paul Davis
+ 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
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#ifndef __gtk_ardour_time_axis_view_item_h__
#define __gtk_ardour_time_axis_view_item_h__
-#include <sigc++/signal.h>
-#include <libgnomecanvas/libgnomecanvas.h>
#include <jack/jack.h>
#include <string>
+#include <libgnomecanvasmm/pixbuf.h>
+
+#include "pbd/signals.h"
+
#include "selectable.h"
+#include "simplerect.h"
+#include "canvas.h"
class TimeAxisView;
* A base class for 'items' that may appear upon a TimeAxisView
*
*/
-class TimeAxisViewItem : public sigc::trackable, public Selectable
+class TimeAxisViewItem : public Selectable, public PBD::ScopedConnectionList
{
public:
- virtual ~TimeAxisViewItem() ;
-
+ virtual ~TimeAxisViewItem() ;
+
/**
* Set the position of this item upon the timeline to the specified value
*
* @param src the identity of the object that initiated the change
* @return true if the position change was a success, false otherwise
*/
- virtual bool set_position(jack_nframes_t pos, void* src, double* delta = 0) ;
-
+ virtual bool set_position(nframes64_t pos, void* src, double* delta = 0) ;
+
/**
* Return the position of this item upon the timeline
*
* @return the position of this item
*/
- jack_nframes_t get_position() const ;
-
+ nframes64_t get_position() const ;
+
/**
* Sets the duration of this item
*
* @param src the identity of the object that initiated the change
* @return true if the duration change was succesful, false otherwise
*/
- virtual bool set_duration(jack_nframes_t dur, void* src) ;
-
+ virtual bool set_duration(nframes64_t dur, void* src) ;
+
/**
* Returns the duration of this item
*
*/
- jack_nframes_t get_duration() const ;
-
+ nframes64_t get_duration() const ;
+
/**
* Sets the maximum duration that this item make have.
*
* @param dur the new maximum duration
* @param src the identity of the object that initiated the change
*/
- virtual void set_max_duration(jack_nframes_t dur, void* src) ;
-
+ virtual void set_max_duration(nframes64_t dur, void* src) ;
+
/**
* Returns the maxmimum duration that this item may be set to
*
* @return the maximum duration that this item may be set to
*/
- jack_nframes_t get_max_duration() const ;
-
+ nframes64_t get_max_duration() const ;
+
/**
* Sets the minimu duration that this item may be set to
*
* @param the minimum duration that this item may be set to
* @param src the identity of the object that initiated the change
*/
- virtual void set_min_duration(jack_nframes_t dur, void* src) ;
-
+ virtual void set_min_duration(nframes64_t dur, void* src) ;
+
/**
* Returns the minimum duration that this item mey be set to
*
* @return the nimum duration that this item mey be set to
*/
- jack_nframes_t get_min_duration() const ;
-
+ nframes64_t get_min_duration() const ;
+
/**
* Sets whether the position of this Item is locked to its current position
* Locked items cannot be moved until the item is unlocked again.
* @param src the identity of the object that initiated the change
*/
virtual void set_position_locked(bool yn, void* src) ;
-
+
/**
* Returns whether this item is locked to its current position
*
* false otherwise
*/
bool get_position_locked() const ;
-
+
/**
* Sets whether the Maximum Duration constraint is active and should be enforced
*
* @param src the identity of the object that initiated the change
*/
void set_max_duration_active(bool active, void* src) ;
-
+
/**
* Returns whether the Maximum Duration constraint is active and should be enforced
*
* @return true if the maximum duration constraint is active, false otherwise
*/
bool get_max_duration_active() const ;
-
+
/**
* Sets whether the Minimum Duration constraint is active and should be enforced
*
* @param src the identity of the object that initiated the change
*/
void set_min_duration_active(bool active, void* src) ;
-
+
/**
* Returns whether the Maximum Duration constraint is active and should be enforced
*
* @return true if the maximum duration constraint is active, false otherwise
*/
bool get_min_duration_active() const ;
-
+
/**
* Set the name/Id of this item.
*
* @param src the identity of the object that initiated the change
*/
void set_item_name(std::string new_name, void* src) ;
-
+
/**
* Returns the name/id of this item
*
* @return the name/id of this item
*/
virtual std::string get_item_name() const ;
-
+
/**
* Set to true to indicate that this item is currently selected
*
* @param yn true if this item is currently selected
- * @param src the identity of the object that initiated the change
*/
- virtual void set_selected(bool yn, void* src) ;
+ virtual void set_selected(bool yn) ;
/**
* Set to true to indicate that this item should show its selection status
* @param yn true if this item should show its selected status
*/
virtual void set_should_show_selection (bool yn) ;
-
- /**
- * Returns whether this item is currently selected.
- *
- * @return true if this item is currently selected, false otherwise
- */
- bool get_selected() const ;
-
+
+ void set_sensitive (bool yn) { _sensitive = yn; }
+ bool sensitive () const { return _sensitive; }
+
//---------------------------------------------------------------------------------------//
// Parent Component Methods
-
+
/**
* Returns the TimeAxisView that this item is upon
*
* @return the timeAxisView that this item is placed upon
*/
TimeAxisView& get_time_axis_view() ;
-
+
//---------------------------------------------------------------------------------------//
// ui methods & data
-
+
/**
* Sets the displayed item text
* This item is the visual text name displayed on the canvas item, this can be different to the name of the item
*
* @param new_name the new name text to display
*/
- void set_name_text(std::string new_name) ;
-
+ void set_name_text(const Glib::ustring& new_name) ;
+
/**
* Set the height of this item
*
* @param h the new height
*/
virtual void set_height(double h) ;
-
+
+ void set_y (double);
+
/**
- *
+ *
*/
- void set_color(GdkColor& color) ;
-
+ void set_color (Gdk::Color const &);
+
/**
- *
+ *
*/
- GnomeCanvasItem* get_canvas_frame() ;
+ ArdourCanvas::Item* get_canvas_frame() ;
/**
- *
+ *
*/
- GnomeCanvasItem* get_canvas_group();
+ ArdourCanvas::Group* get_canvas_group();
/**
- *
+ *
*/
- GnomeCanvasItem* get_name_highlight();
+ ArdourCanvas::Item* get_name_highlight();
/**
- *
+ *
*/
- GnomeCanvasItem* get_name_text();
+ ArdourCanvas::Pixbuf* get_name_pixbuf();
+
+
+ /**
+ * Returns the time axis that this item is upon
+ */
+ TimeAxisView& get_trackview() const { return trackview; }
/**
* Sets the samples per unit of this item.
* @param spu the new samples per unit value
*/
virtual void set_samples_per_unit(double spu) ;
-
+
/**
* Returns the current samples per unit of this item
*
virtual void raise_to_top () { return; }
virtual void lower () { return; }
virtual void lower_to_bottom () { return; }
-
+
/**
* returns true if the name area should respond to events.
*/
bool name_active() const { return name_connected; }
// Default sizes, font and spacing
- static std::string NAME_FONT ;
+ static Pango::FontDescription* NAME_FONT ;
+ static bool have_name_font;
static const double NAME_X_OFFSET ;
- static const double NAME_Y_OFFSET ;
- static const double NAME_HIGHLIGHT_SIZE ;
- static const double NAME_HIGHLIGHT_THRESH ;
static const double GRAB_HANDLE_LENGTH ;
+ /* these are not constant, but vary with the pixel size
+ of the font used to display the item name.
+ */
+ static int NAME_HEIGHT;
+ static double NAME_Y_OFFSET ;
+ static double NAME_HIGHLIGHT_SIZE ;
+ static double NAME_HIGHLIGHT_THRESH ;
/**
* Handles the Removal of this time axis item
* @param src the identity of the object that initiated the change
*/
virtual void remove_this_item(void* src) ;
-
+
/**
* Emitted when this Group has been removed
- * This is different to the GoingAway signal in that this signal
+ * This is different to the CatchDeletion signal in that this signal
* is emitted during the deletion of this Time Axis, and not during
* the destructor, this allows us to capture the source of the deletion
* event
*/
+
sigc::signal<void,std::string,void*> ItemRemoved ;
-
+
/** Emitted when the name/Id of this item is changed */
sigc::signal<void,std::string,std::string,void*> NameChanged ;
-
+
/** Emiited when the position of this item changes */
- sigc::signal<void,jack_nframes_t,void*> PositionChanged ;
-
+ sigc::signal<void,nframes64_t,void*> PositionChanged ;
+
/** Emitted when the position lock of this item is changed */
sigc::signal<void,bool,void*> PositionLockChanged ;
-
+
/** Emitted when the duration of this item changes */
- sigc::signal<void,jack_nframes_t,void*> DurationChanged ;
-
+ sigc::signal<void,nframes64_t,void*> DurationChanged ;
+
/** Emitted when the maximum item duration is changed */
- sigc::signal<void,jack_nframes_t,void*> MaxDurationChanged ;
-
+ sigc::signal<void,nframes64_t,void*> MaxDurationChanged ;
+
/** Emitted when the mionimum item duration is changed */
- sigc::signal<void,jack_nframes_t,void*> MinDurationChanged ;
-
- /** Emitted when the selected status of this item changes */
- sigc::signal<void, bool> Selected ;
-
+ sigc::signal<void,nframes64_t,void*> MinDurationChanged ;
- protected:
-
enum Visibility {
ShowFrame = 0x1,
ShowNameHighlight = 0x2,
ShowNameText = 0x4,
- ShowHandles = 0x8
+ ShowHandles = 0x8,
+ HideFrameLeft = 0x10,
+ HideFrameRight = 0x20,
+ HideFrameTB = 0x40,
+ FullWidthNameHighlight = 0x80
};
-
+ protected:
/**
* Constructs a new TimeAxisViewItem.
*
* @param start the start point of this item
* @param duration the duration of this item
*/
- TimeAxisViewItem(std::string it_name, GnomeCanvasGroup* parent, TimeAxisView& tv, double spu, GdkColor& base_color,
- jack_nframes_t start, jack_nframes_t duration, Visibility v = Visibility (0));
-
+ TimeAxisViewItem(const std::string & it_name, ArdourCanvas::Group& parent, TimeAxisView& tv, double spu, Gdk::Color const & base_color,
+ nframes64_t start, nframes64_t duration, bool recording = false, Visibility v = Visibility (0));
+
+ TimeAxisViewItem (const TimeAxisViewItem& other);
+
+ void init (const std::string& it_name, double spu, Gdk::Color const & base_color, nframes64_t start, nframes64_t duration, Visibility vis, bool, bool);
+
/**
* Calculates some contrasting color for displaying various parts of this item, based upon the base color
*
* @param color the base color of the item
*/
- virtual void compute_colors(GdkColor& color) ;
-
+ virtual void compute_colors (Gdk::Color const & color);
+
/**
* convenience method to set the various canvas item colors
*/
virtual void set_colors() ;
-
+
/**
* Sets the frame color depending on whether this item is selected
*/
- void set_frame_color() ;
-
+ virtual void set_frame_color() ;
+
/**
* Sets the colors of the start and end trim handle depending on object state
*
virtual void reset_width_dependent_items (double pixel_width);
void reset_name_width (double pixel_width);
+ void update_name_pixbuf_visibility ();
/**
* Callback used to remove this item during the gtk idle loop
* @param src the identity of the object that initiated the change
*/
static gint idle_remove_this_item(TimeAxisViewItem* item, void* src) ;
-
+
/** The time axis that this item is upon */
TimeAxisView& trackview ;
-
+
/** indicates whether this item is locked to its current position */
bool position_locked ;
-
+
/** The posotion of this item on the timeline */
- jack_nframes_t frame_position ;
-
+ nframes64_t frame_position ;
+
/** the duration of this item upon the timeline */
- jack_nframes_t item_duration ;
-
+ nframes64_t item_duration ;
+
/** the maximum duration that we allow this item to take */
- jack_nframes_t max_item_duration ;
-
+ nframes64_t max_item_duration ;
+
/** the minimu duration that we allow this item to take */
- jack_nframes_t min_item_duration ;
-
+ nframes64_t min_item_duration ;
+
/** indicates whether this Max Duration constraint is active */
bool max_duration_active ;
-
+
/** indicates whether this Min Duration constraint is active */
bool min_duration_active ;
-
+
/** the curretn samples per canvas unit */
double samples_per_unit ;
-
- /** indicates if this item is currently selected */
- bool selected ;
/** should the item show its selected status */
bool should_show_selection;
-
+
+ /** should the item respond to events */
+ bool _sensitive;
+
/**
* The unique item name of this Item
* Each item upon a time axis must have a unique id
*/
std::string item_name ;
-
+
/**
* true if the name should respond to events
*/
uint32_t selected_frame_color_g ;
uint32_t selected_frame_color_b ;
uint32_t label_color ;
-
+
uint32_t handle_color_r ;
uint32_t handle_color_g ;
uint32_t handle_color_b ;
uint32_t lock_handle_color_r ;
uint32_t lock_handle_color_g ;
uint32_t lock_handle_color_b ;
-
- GnomeCanvasItem* group ; /* the group */
- GnomeCanvasItem* vestigial_frame ; /* simplerect */
- GnomeCanvasItem* frame ; /* simplerect */
- GnomeCanvasItem* name_text ; /* text */
- GnomeCanvasItem* name_highlight ; /* simplerect */
- GnomeCanvasItem* frame_handle_start ; /* simplerect */
- GnomeCanvasItem* frame_handle_end ; /* simplerect */
+ uint32_t last_item_width;
+ int name_pixbuf_width;
+ bool wide_enough_for_name;
+ bool high_enough_for_name;
+
+ ArdourCanvas::Group* group;
+ ArdourCanvas::SimpleRect* vestigial_frame;
+ ArdourCanvas::SimpleRect* frame;
+ ArdourCanvas::Pixbuf* name_pixbuf;
+ ArdourCanvas::SimpleRect* name_highlight;
+ ArdourCanvas::SimpleRect* frame_handle_start;
+ ArdourCanvas::SimpleRect* frame_handle_end;
+
+ Visibility visibility;
+ bool _recregion;
}; /* class TimeAxisViewItem */