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 "public_editor.h"
31 #include "rgb_macros.h"
32 #include "gui_thread.h"
33 #include "ardour_ui.h"
37 using namespace ARDOUR ;
38 using namespace Editing;
40 //---------------------------------------------------------------------------------------//
41 // Constructor / Desctructor
44 * Construct a new MarkerTimeAxisView helper time axis helper
46 * @param mta the TimeAxsiView that this objbect is the helper for
48 MarkerTimeAxisView::MarkerTimeAxisView(MarkerTimeAxis& tv)
51 region_color = _trackview.color();
52 stream_base_color = ARDOUR_UI::config()->get_canvasvar_MarkerTrack();
54 canvas_group = new ArdourCanvas::Group (*_trackview.canvas_display);
56 canvas_rect = new ArdourCanvas::Rectangle (*canvas_group);
57 canvas_rect->property_x1() = 0.0;
58 canvas_rect->property_y1() = 0.0;
59 canvas_rect->property_x2() = max_framepos;
60 canvas_rect->property_y2() = (double)20;
61 canvas_rect->property_outline_color_rgba() = ARDOUR_UI::config()->get_canvasvar_MarkerTrack();
62 canvas_rect->property_fill_color_rgba() = stream_base_color;
64 canvas_rect->signal_event().connect (sigc::bind (sigc::mem_fun (_trackview.editor, &PublicEditor::canvas_marker_time_axis_view_event), canvas_rect, &_trackview));
66 _samples_per_pixel = _trackview.editor.get_current_zoom() ;
68 _trackview.editor.ZoomChanged.connect (sigc::mem_fun(*this, &MarkerTimeAxisView::reset_samples_per_pixel));
69 MarkerView::CatchDeletion.connect (*this, boost::bind (&MarkerTimeAxisView::remove_marker_view, this, _1), gui_context());
74 * Reposinsibly for destroying all marker items that may have been added to this time axis view
77 MarkerTimeAxisView::~MarkerTimeAxisView()
79 // destroy everything upon this view
80 for(MarkerViewList::iterator iter = marker_view_list.begin(); iter != marker_view_list.end(); ++iter)
82 MarkerView* mv = (*iter) ;
84 MarkerViewList::iterator next = iter ;
86 marker_view_list.erase(iter) ;
102 //---------------------------------------------------------------------------------------//
106 * Sets the height of the time axis view and the item upon it
108 * @param height the new height
111 MarkerTimeAxisView::set_height(gdouble h)
113 if (h < 10.0 || h > 1000.0) {
117 canvas_rect->property_y2() = h;
119 for (MarkerViewList::iterator i = marker_view_list.begin(); i != marker_view_list.end(); ++i) {
120 (*i)->set_y_position_and_height(0, h);
127 * Sets the position of this view helper on the canvas
129 * @param x the x position upon the canvas
130 * @param y the y position upon the canvas
133 MarkerTimeAxisView::set_position(gdouble x, gdouble y)
135 canvas_group->property_x() = x;
136 canvas_group->property_y() = y;
141 * Sets the current frames per pixel.
142 * this method tells each item upon the time axis of the change
144 * @param fpp the new frames per pixel value
147 MarkerTimeAxisView::set_samples_per_pixel (double fpp)
153 _samples_per_pixel = fpp;
155 for (MarkerViewList::iterator i = marker_view_list.begin(); i != marker_view_list.end(); ++i) {
156 (*i)->set_samples_per_pixel (spp);
163 * Sets the color of the items contained upon this view helper
165 * @param color the new base color
168 MarkerTimeAxisView::apply_color(Gdk::Color& color)
170 region_color = color;
172 for (MarkerViewList::iterator i = marker_view_list.begin(); i != marker_view_list.end(); i++)
174 (*i)->set_color (region_color) ;
179 //---------------------------------------------------------------------------------------//
180 // Child MarkerView Accessors/Mutators
183 * Adds a marker view to the list of items upon this time axis view helper
184 * the new MarkerView is returned
186 * @param ifv the ImageFrameView that the new item is marking up
187 * @param mark_text the text to be displayed uopn the new marker item
188 * @param mark_id the unique id of the new item
189 * @param start the position the new item should be placed upon the time line
190 * @param duration the duration the new item should be placed upon the timeline
191 * @param src the identity of the object that initiated the change
194 MarkerTimeAxisView::add_marker_view(ImageFrameView* ifv, std::string mark_type, std::string mark_id, framepos_t start, framecnt_t dur, void* src)
196 if(ifv->has_marker_view_item(mark_id))
201 MarkerView* mv = new MarkerView(canvas_group,
204 _trackview.editor.get_current_zoom(),
211 ifv->add_marker_view_item(mv, src) ;
212 marker_view_list.push_front(mv) ;
214 MarkerViewAdded(mv,src) ; /* EMIT_SIGNAL */
220 * Returns the named MarkerView or 0 if the named marker does not exist
222 * @param item_id the unique id of the item to search for
223 * @return the named MarkerView, or 0 if it is not held upon this view
226 MarkerTimeAxisView::get_named_marker_view(std::string item_id)
230 for(MarkerViewList::iterator i = marker_view_list.begin(); i != marker_view_list.end(); ++i)
232 if(((MarkerView*)*i)->get_item_name() == item_id)
234 mv = ((MarkerView*)*i) ;
242 * Removes the currently selected MarverView
243 * Note that this method actually destroys the MarkerView too.
244 * We assume that since we own the object, we are allowed to do this
246 * @param src the identity of the object that initiated the change
247 * @see add_marker_view
250 MarkerTimeAxisView::remove_selected_marker_view(void* src)
252 std::string removed ;
254 if (selected_time_axis_item)
256 MarkerViewList::iterator i ;
257 if((i = find (marker_view_list.begin(), marker_view_list.end(), selected_time_axis_item)) != marker_view_list.end())
259 marker_view_list.erase(i) ;
261 MarkerViewRemoved(selected_time_axis_item->get_item_name(),src) ; /* EMIT_SIGNAL */
263 delete(selected_time_axis_item) ;
264 selected_time_axis_item = 0 ;
269 //No selected marker view
274 * Removes and returns the named MarkerView from the list of MarkerView held by this view helper
276 * @param item_id the MarkerView unique id to remove
277 * @param src the identity of the object that initiated the change
278 * @see add_marker_view
281 MarkerTimeAxisView::remove_named_marker_view(std::string item_id, void* src)
285 MarkerViewList::iterator i = marker_view_list.begin() ;
287 for(MarkerViewList::iterator iter = marker_view_list.begin(); iter != marker_view_list.end(); ++iter)
289 if(((MarkerView*)*i)->get_item_name() == item_id)
291 mv = ((MarkerView*)*i) ;
292 marker_view_list.erase(i) ;
294 MarkerViewRemoved(mv->get_item_name(), src) ; /* EMIT_SIGNAL */
296 // break from the for loop
306 * Removes mv from the list of MarkerView upon this TimeAxis
308 * @param mv the MarkerView to remove
309 * @param src the identity of the object that initiated the change
312 MarkerTimeAxisView::remove_marker_view (MarkerView* mv)
314 ENSURE_GUI_THREAD (*this, &MarkerTimeAxisView::remove_marker_view, mv, src)
316 MarkerViewList::iterator i;
318 if((i = find (marker_view_list.begin(), marker_view_list.end(), mv)) != marker_view_list.end()) {
319 marker_view_list.erase(i) ;
321 // Assume this remove happened locally, else use remove_named_marker_time_axis
322 // let listeners know that the named MarkerTimeAxis has been removed
323 MarkerViewRemoved(mv->get_item_name(), src) ; /* EMIT_SIGNAL */
328 * Sets the duration of the selected MarkerView to the specified number of seconds
330 * @param sec the duration to set the MArkerView to, in seconds
333 MarkerTimeAxisView::set_marker_duration_sec(double sec)
335 if(get_selected_time_axis_item() != 0)
337 get_selected_time_axis_item()->set_duration((sec * _trackview.editor.session()->frame_rate()), this);
342 //---------------------------------------------------------------------------------------//
343 // Selected item methods
346 * Sets the currently selected item upon this time axis
348 * @param mv the item to set selected
351 MarkerTimeAxisView::set_selected_time_axis_item(MarkerView* mv)
353 selected_time_axis_item = mv ;
357 * Clears any selected item upon this time axis
361 MarkerTimeAxisView::clear_selected_time_axis_item()
363 selected_time_axis_item = 0 ;
367 * Returnsthe currently selected item upon this time axis
369 * @return the currently selected item pon this time axis
372 MarkerTimeAxisView::get_selected_time_axis_item()
374 return(selected_time_axis_item) ;
381 * convenience method to re-get the samples per unit and tell items upon this view
385 MarkerTimeAxisView::reset_samples_per_pixel ()
387 set_samples_per_pixel (_trackview.editor.get_current_zoom());