2 Copyright (C) 2003 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 #include <gtkmm2ext/gtk_ui.h>
25 #include "marker_time_axis_view.h"
26 #include "marker_time_axis.h"
27 #include "marker_view.h"
28 #include "imageframe_view.h"
29 #include "imageframe_time_axis.h"
30 #include "canvas-simplerect.h"
31 #include "public_editor.h"
32 #include "rgb_macros.h"
33 #include "gui_thread.h"
34 #include "ardour_ui.h"
38 using namespace ARDOUR
;
39 using namespace Editing
;
41 //---------------------------------------------------------------------------------------//
42 // Constructor / Desctructor
45 * Construct a new MarkerTimeAxisView helper time axis helper
47 * @param mta the TimeAxsiView that this objbect is the helper for
49 MarkerTimeAxisView::MarkerTimeAxisView(MarkerTimeAxis
& tv
)
52 region_color
= _trackview
.color();
53 stream_base_color
= ARDOUR_UI::config()->canvasvar_MarkerTrack
.get();
55 canvas_group
= new ArdourCanvas::Group (*_trackview
.canvas_display
);
57 canvas_rect
= new ArdourCanvas::SimpleRect (*canvas_group
);
58 canvas_rect
->property_x1() = 0.0;
59 canvas_rect
->property_y1() = 0.0;
60 canvas_rect
->property_x2() = max_framepos
;
61 canvas_rect
->property_y2() = (double)20;
62 canvas_rect
->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MarkerTrack
.get();
63 canvas_rect
->property_fill_color_rgba() = stream_base_color
;
65 canvas_rect
->signal_event().connect (sigc::bind (sigc::mem_fun (_trackview
.editor
, &PublicEditor::canvas_marker_time_axis_view_event
), canvas_rect
, &_trackview
));
67 _samples_per_unit
= _trackview
.editor
.get_current_zoom() ;
69 _trackview
.editor
.ZoomChanged
.connect (sigc::mem_fun(*this, &MarkerTimeAxisView::reset_samples_per_unit
));
70 MarkerView::CatchDeletion
.connect (*this, ui_bind (&MarkerTimeAxisView::remove_marker_view
, this, _1
), gui_context());
75 * Reposinsibly for destroying all marker items that may have been added to this time axis view
78 MarkerTimeAxisView::~MarkerTimeAxisView()
80 // destroy everything upon this view
81 for(MarkerViewList::iterator iter
= marker_view_list
.begin(); iter
!= marker_view_list
.end(); ++iter
)
83 MarkerView
* mv
= (*iter
) ;
85 MarkerViewList::iterator next
= iter
;
87 marker_view_list
.erase(iter
) ;
103 //---------------------------------------------------------------------------------------//
107 * Sets the height of the time axis view and the item upon it
109 * @param height the new height
112 MarkerTimeAxisView::set_height(gdouble h
)
114 if (h
< 10.0 || h
> 1000.0) {
118 canvas_rect
->property_y2() = h
;
120 for (MarkerViewList::iterator i
= marker_view_list
.begin(); i
!= marker_view_list
.end(); ++i
) {
121 (*i
)->set_y_position_and_height(0, h
);
128 * Sets the position of this view helper on the canvas
130 * @param x the x position upon the canvas
131 * @param y the y position upon the canvas
134 MarkerTimeAxisView::set_position(gdouble x
, gdouble y
)
136 canvas_group
->property_x() = x
;
137 canvas_group
->property_y() = y
;
142 * Sets the current samples per unit.
143 * this method tells each item upon the time axis of the change
145 * @param spu the new samples per canvas unit value
148 MarkerTimeAxisView::set_samples_per_unit(gdouble spp
)
154 _samples_per_unit
= spp
;
156 for(MarkerViewList::iterator i
= marker_view_list
.begin(); i
!= marker_view_list
.end(); ++i
)
158 (*i
)->set_samples_per_unit(spp
) ;
164 * Sets the color of the items contained upon this view helper
166 * @param color the new base color
169 MarkerTimeAxisView::apply_color(Gdk::Color
& color
)
171 region_color
= color
;
173 for (MarkerViewList::iterator i
= marker_view_list
.begin(); i
!= marker_view_list
.end(); i
++)
175 (*i
)->set_color (region_color
) ;
180 //---------------------------------------------------------------------------------------//
181 // Child MarkerView Accessors/Mutators
184 * Adds a marker view to the list of items upon this time axis view helper
185 * the new MarkerView is returned
187 * @param ifv the ImageFrameView that the new item is marking up
188 * @param mark_text the text to be displayed uopn the new marker item
189 * @param mark_id the unique id of the new item
190 * @param start the position the new item should be placed upon the time line
191 * @param duration the duration the new item should be placed upon the timeline
192 * @param src the identity of the object that initiated the change
195 MarkerTimeAxisView::add_marker_view(ImageFrameView
* ifv
, std::string mark_type
, std::string mark_id
, framepos_t start
, framecnt_t dur
, void* src
)
197 if(ifv
->has_marker_view_item(mark_id
))
202 MarkerView
* mv
= new MarkerView(canvas_group
,
205 _trackview
.editor
.get_current_zoom(),
212 ifv
->add_marker_view_item(mv
, src
) ;
213 marker_view_list
.push_front(mv
) ;
215 MarkerViewAdded(mv
,src
) ; /* EMIT_SIGNAL */
221 * Returns the named MarkerView or 0 if the named marker does not exist
223 * @param item_id the unique id of the item to search for
224 * @return the named MarkerView, or 0 if it is not held upon this view
227 MarkerTimeAxisView::get_named_marker_view(std::string item_id
)
231 for(MarkerViewList::iterator i
= marker_view_list
.begin(); i
!= marker_view_list
.end(); ++i
)
233 if(((MarkerView
*)*i
)->get_item_name() == item_id
)
235 mv
= ((MarkerView
*)*i
) ;
243 * Removes the currently selected MarverView
244 * Note that this method actually destroys the MarkerView too.
245 * We assume that since we own the object, we are allowed to do this
247 * @param src the identity of the object that initiated the change
248 * @see add_marker_view
251 MarkerTimeAxisView::remove_selected_marker_view(void* src
)
253 std::string removed
;
255 if (selected_time_axis_item
)
257 MarkerViewList::iterator i
;
258 if((i
= find (marker_view_list
.begin(), marker_view_list
.end(), selected_time_axis_item
)) != marker_view_list
.end())
260 marker_view_list
.erase(i
) ;
262 MarkerViewRemoved(selected_time_axis_item
->get_item_name(),src
) ; /* EMIT_SIGNAL */
264 delete(selected_time_axis_item
) ;
265 selected_time_axis_item
= 0 ;
270 //No selected marker view
275 * Removes and returns the named MarkerView from the list of MarkerView held by this view helper
277 * @param item_id the MarkerView unique id to remove
278 * @param src the identity of the object that initiated the change
279 * @see add_marker_view
282 MarkerTimeAxisView::remove_named_marker_view(std::string item_id
, void* src
)
286 MarkerViewList::iterator i
= marker_view_list
.begin() ;
288 for(MarkerViewList::iterator iter
= marker_view_list
.begin(); iter
!= marker_view_list
.end(); ++iter
)
290 if(((MarkerView
*)*i
)->get_item_name() == item_id
)
292 mv
= ((MarkerView
*)*i
) ;
293 marker_view_list
.erase(i
) ;
295 MarkerViewRemoved(mv
->get_item_name(), src
) ; /* EMIT_SIGNAL */
297 // break from the for loop
307 * Removes mv from the list of MarkerView upon this TimeAxis
309 * @param mv the MarkerView to remove
310 * @param src the identity of the object that initiated the change
313 MarkerTimeAxisView::remove_marker_view (MarkerView
* mv
)
315 ENSURE_GUI_THREAD (*this, &MarkerTimeAxisView::remove_marker_view
, mv
, src
)
317 MarkerViewList::iterator i
;
319 if((i
= find (marker_view_list
.begin(), marker_view_list
.end(), mv
)) != marker_view_list
.end()) {
320 marker_view_list
.erase(i
) ;
322 // Assume this remove happened locally, else use remove_named_marker_time_axis
323 // let listeners know that the named MarkerTimeAxis has been removed
324 MarkerViewRemoved(mv
->get_item_name(), src
) ; /* EMIT_SIGNAL */
329 * Sets the duration of the selected MarkerView to the specified number of seconds
331 * @param sec the duration to set the MArkerView to, in seconds
334 MarkerTimeAxisView::set_marker_duration_sec(double sec
)
336 if(get_selected_time_axis_item() != 0)
338 get_selected_time_axis_item()->set_duration((sec
* _trackview
.editor
.session()->frame_rate()), this);
343 //---------------------------------------------------------------------------------------//
344 // Selected item methods
347 * Sets the currently selected item upon this time axis
349 * @param mv the item to set selected
352 MarkerTimeAxisView::set_selected_time_axis_item(MarkerView
* mv
)
354 selected_time_axis_item
= mv
;
358 * Clears any selected item upon this time axis
362 MarkerTimeAxisView::clear_selected_time_axis_item()
364 selected_time_axis_item
= 0 ;
368 * Returnsthe currently selected item upon this time axis
370 * @return the currently selected item pon this time axis
373 MarkerTimeAxisView::get_selected_time_axis_item()
375 return(selected_time_axis_item
) ;
382 * convenience method to re-get the samples per unit and tell items upon this view
386 MarkerTimeAxisView::reset_samples_per_unit ()
388 set_samples_per_unit(_trackview
.editor
.get_current_zoom()) ;