David Robillard
bb9cc45cd2
Vimmers, try let c_space_errors = 1 in your .vimrc to highlight this kind of stuff in red. I don't know the emacs equivalent... git-svn-id: svn://localhost/ardour2/branches/3.0@5773 d708f5d6-7413-0410-9779-e7cbd77b26cf
462 lines
10 KiB
C++
462 lines
10 KiB
C++
/*
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Copyright (C) 2001 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <sigc++/bind.h>
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#include "ardour/tempo.h"
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#include "ardour_ui.h"
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/*
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* ardour_ui.h include was moved to the top of the list
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* due to a conflicting definition of 'Rect' between
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* Apple's MacTypes.h and GTK.
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*/
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#include "marker.h"
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#include "public_editor.h"
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#include "utils.h"
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#include "canvas_impl.h"
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#include "simpleline.h"
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#include <gtkmm2ext/utils.h>
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#include "i18n.h"
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using namespace std;
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using namespace ARDOUR;
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Marker::Marker (PublicEditor& ed, ArdourCanvas::Group& parent, guint32 rgba, const string& annotation,
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Type type, nframes_t frame, bool handle_events)
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: editor (ed), _parent(&parent), _type(type)
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{
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double label_offset = 0;
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/* Shapes we use:
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Mark:
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(0,0) -> (6,0)
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^ |
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| V
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(0,5) (6,5)
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\ /
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(3,10)
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TempoMark:
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MeterMark:
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(3,0)
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/ \
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(0,5) -> (6,5)
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^ |
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| V
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(0,10)<-(6,10)
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Start:
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0,0\
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| \
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| \ 6,6
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| /
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| /
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0,12
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End:
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/12,0
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/ |
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/ |
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6,6 |
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\ |
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\ |
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\ |
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12,12
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TransportStart:
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0,0
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| \
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| \
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| \
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| \
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0,13 --- 13,13
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TransportEnd:
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/13,0
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/ |
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/ |
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/ |
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/ |
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/ |
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0,13 ------ 13,13
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PunchIn:
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0,0 ------> 13,0
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| /
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| /
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| /
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| /
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| /
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| /
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0,13
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PunchOut
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0,0 -->-13,0
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\ |
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\ |
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\ |
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\ |
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\ |
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\ |
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13,13
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*/
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switch (type) {
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case Mark:
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points = new ArdourCanvas::Points ();
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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points->push_back (Gnome::Art::Point (6.0, 0.0));
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points->push_back (Gnome::Art::Point (6.0, 5.0));
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points->push_back (Gnome::Art::Point (3.0, 10.0));
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points->push_back (Gnome::Art::Point (0.0, 5.0));
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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shift = 3;
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label_offset = 8.0;
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break;
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case Tempo:
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case Meter:
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points = new ArdourCanvas::Points ();
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points->push_back (Gnome::Art::Point (3.0, 0.0));
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points->push_back (Gnome::Art::Point (6.0, 5.0));
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points->push_back (Gnome::Art::Point (6.0, 10.0));
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points->push_back (Gnome::Art::Point (0.0, 10.0));
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points->push_back (Gnome::Art::Point (0.0, 5.0));
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points->push_back (Gnome::Art::Point (3.0, 0.0));
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shift = 3;
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label_offset = 8.0;
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break;
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case Start:
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points = new ArdourCanvas::Points ();
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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points->push_back (Gnome::Art::Point (6.5, 6.5));
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points->push_back (Gnome::Art::Point (0.0, 13.0));
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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shift = 0;
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label_offset = 13.0;
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break;
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case End:
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points = new ArdourCanvas::Points ();
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points->push_back (Gnome::Art::Point (6.5, 6.5));
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points->push_back (Gnome::Art::Point (13.0, 0.0));
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points->push_back (Gnome::Art::Point (13.0, 13.0));
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points->push_back (Gnome::Art::Point (6.5, 6.5));
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shift = 13;
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label_offset = 6.0;
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break;
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case LoopStart:
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points = new ArdourCanvas::Points ();
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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points->push_back (Gnome::Art::Point (13.0, 13.0));
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points->push_back (Gnome::Art::Point (0.0, 13.0));
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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shift = 0;
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label_offset = 12.0;
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break;
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case LoopEnd:
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points = new ArdourCanvas::Points ();
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points->push_back (Gnome::Art::Point (13.0, 0.0));
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points->push_back (Gnome::Art::Point (13.0, 13.0));
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points->push_back (Gnome::Art::Point (0.0, 13.0));
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points->push_back (Gnome::Art::Point (13.0, 0.0));
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shift = 13;
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label_offset = 0.0;
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break;
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case PunchIn:
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points = new ArdourCanvas::Points ();
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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points->push_back (Gnome::Art::Point (13.0, 0.0));
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points->push_back (Gnome::Art::Point (0.0, 13.0));
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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shift = 0;
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label_offset = 13.0;
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break;
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case PunchOut:
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points = new ArdourCanvas::Points ();
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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points->push_back (Gnome::Art::Point (12.0, 0.0));
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points->push_back (Gnome::Art::Point (12.0, 12.0));
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points->push_back (Gnome::Art::Point (0.0, 0.0));
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shift = 13;
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label_offset = 0.0;
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break;
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}
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frame_position = frame;
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unit_position = editor.frame_to_unit (frame);
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/* adjust to properly locate the tip */
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unit_position -= shift;
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group = new Group (parent, unit_position, 1.0);
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mark = new Polygon (*group);
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mark->property_points() = *points;
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mark->property_fill_color_rgba() = rgba;
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mark->property_outline_color_rgba() = rgba;
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mark->property_width_pixels() = 1;
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/* setup name pixbuf sizes */
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name_font = get_font_for_style (N_("MarkerText"));
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Gtk::Window win;
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Gtk::Label foo;
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win.add (foo);
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Glib::RefPtr<Pango::Layout> layout = foo.create_pango_layout (X_("Hg")); /* ascender + descender */
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int width;
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int height;
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layout->set_font_description (*name_font);
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Gtkmm2ext::get_ink_pixel_size (layout, width, height);
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name_height = height + 6;
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name_pixbuf = new ArdourCanvas::Pixbuf(*group);
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name_pixbuf->property_x() = label_offset;
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set_name (annotation.c_str());
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editor.ZoomChanged.connect (mem_fun (*this, &Marker::reposition));
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mark->set_data ("marker", this);
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if (handle_events) {
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group->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_marker_event), mark, this));
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}
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line = 0;
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}
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Marker::~Marker ()
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{
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drop_references ();
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/* destroying the parent group destroys its contents, namely any polygons etc. that we added */
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delete name_pixbuf;
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delete mark;
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delete points;
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delete line;
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line = 0;
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}
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void Marker::reparent(ArdourCanvas::Group & parent)
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{
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group->reparent(parent);
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_parent = &parent;
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}
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void
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Marker::set_line_vpos (double pos, double height)
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{
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if (line) {
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line->property_y1() = pos;
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line->property_y2() = pos + height;
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}
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}
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void
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Marker::add_line (ArdourCanvas::Group* group, double y_origin, double initial_height)
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{
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if (!line) {
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line = new ArdourCanvas::SimpleLine (*group);
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line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_EditPoint.get();
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line->property_x1() = unit_position + shift;
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line->property_y1() = y_origin;
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line->property_x2() = unit_position + shift;
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line->property_y2() = y_origin + initial_height;
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line->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_marker_event), mark, this));
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}
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show_line ();
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}
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void
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Marker::show_line ()
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{
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if (line) {
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line->raise_to_top();
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line->show ();
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}
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}
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void
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Marker::hide_line ()
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{
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if (line) {
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line->hide ();
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}
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}
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ArdourCanvas::Item&
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Marker::the_item() const
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{
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return *mark;
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}
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void
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Marker::set_name (const string& new_name)
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{
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uint32_t pb_width;
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double font_size;
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font_size = name_font->get_size() / Pango::SCALE;
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pb_width = new_name.length() * font_size;
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Glib::RefPtr<Gdk::Pixbuf> buf = Gdk::Pixbuf::create(Gdk::COLORSPACE_RGB, true, 8, pb_width, name_height);
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cairo_surface_t* surface = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, pb_width, name_height);
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cairo_t *cr = cairo_create (surface);
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cairo_text_extents_t te;
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cairo_set_source_rgba (cr, 0.0, 0.0, 0.0, 1.0);
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cairo_select_font_face (cr, name_font->get_family().c_str(),
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CAIRO_FONT_SLANT_NORMAL, CAIRO_FONT_WEIGHT_NORMAL);
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cairo_set_font_size (cr, font_size);
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cairo_text_extents (cr, new_name.c_str(), &te);
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cairo_move_to (cr, 0.5,
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0.5 - te.height / 2 - te.y_bearing + name_height / 2);
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cairo_show_text (cr, new_name.c_str());
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unsigned char* src = cairo_image_surface_get_data (surface);
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convert_bgra_to_rgba(src, buf->get_pixels(), pb_width, name_height);
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cairo_destroy(cr);
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name_pixbuf->property_pixbuf() = buf;
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if (_type == End || _type == LoopEnd || _type == PunchOut) {
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name_pixbuf->property_x() = -(te.width);
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}
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}
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void
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Marker::set_position (nframes64_t frame)
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{
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double new_unit_position = editor.frame_to_unit (frame);
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new_unit_position -= shift;
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group->move (new_unit_position - unit_position, 0.0);
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frame_position = frame;
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unit_position = new_unit_position;
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if (line) {
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line->property_x1() = unit_position + shift;
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line->property_x2() = unit_position + shift;
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}
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}
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void
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Marker::reposition ()
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{
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set_position (frame_position);
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}
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void
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Marker::show ()
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{
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group->show();
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}
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void
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Marker::hide ()
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{
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group->hide();
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}
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void
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Marker::set_color_rgba (uint32_t color)
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{
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mark->property_fill_color_rgba() = color;
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mark->property_outline_color_rgba() = color;
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}
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/***********************************************************************/
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TempoMarker::TempoMarker (PublicEditor& editor, ArdourCanvas::Group& parent, guint32 rgba, const string& text,
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ARDOUR::TempoSection& temp)
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: Marker (editor, parent, rgba, text, Tempo, 0, false),
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_tempo (temp)
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{
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set_position (_tempo.frame());
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group->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_tempo_marker_event), mark, this));
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}
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TempoMarker::~TempoMarker ()
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{
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}
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/***********************************************************************/
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MeterMarker::MeterMarker (PublicEditor& editor, ArdourCanvas::Group& parent, guint32 rgba, const string& text,
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ARDOUR::MeterSection& m)
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: Marker (editor, parent, rgba, text, Meter, 0, false),
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_meter (m)
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{
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set_position (_meter.frame());
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group->signal_event().connect (bind (mem_fun (editor, &PublicEditor::canvas_meter_marker_event), mark, this));
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}
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MeterMarker::~MeterMarker ()
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{
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}
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