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livetrax/gtk2_ardour/canvas-program-change.cc
Hans Baier 38eb5f4539 * renamed canvas-midi-event.* into canvas-note-event.*
* make MidiModel keep track of its CanvasProgramChange instances

git-svn-id: svn://localhost/ardour2/branches/3.0@3297 d708f5d6-7413-0410-9779-e7cbd77b26cf
2008-04-29 21:58:05 +00:00

60 lines
1.7 KiB
C++

#include "canvas-program-change.h"
#include <iostream>
#include "ardour_ui.h"
using namespace Gnome::Canvas;
using namespace std;
CanvasProgramChange::CanvasProgramChange(
MidiRegionView& region,
Group& parent,
boost::shared_ptr<MIDI::Event> event,
double height,
double x,
double y)
: Group(parent, x, y),
_region(region),
_event(event),
_text(0),
_line(0),
_rect(0),
_widget(0)
{
_text = new Text(*this);
ostringstream pgm(ios::ate);
pgm << int(event->pgm_number());
_text->property_text() = pgm.str();
_text->property_justification() = Gtk::JUSTIFY_CENTER;
_text->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MidiProgramChangeOutline.get();
double flagwidth = _text->property_text_width() + 10.0;
double flagheight = _text->property_text_height() + 3.0;
_text->property_x() = flagwidth / 2.0;
_text->property_y() = flagheight / 2.0;
_text->show();
_line = new SimpleLine(*this, 0.0, 0.0, 0.0, height);
_line->property_color_rgba() = ARDOUR_UI::config()->canvasvar_MidiProgramChangeOutline.get();
_rect = new SimpleRect(*this, 0.0, 0.0, flagwidth, flagheight);
_rect->property_outline_color_rgba() = ARDOUR_UI::config()->canvasvar_MidiProgramChangeOutline.get();
_rect->property_fill_color_rgba() = ARDOUR_UI::config()->canvasvar_MidiProgramChangeFill.get();
_text->lower_to_bottom();
_text->raise(2);
assert(_widget == 0);
assert(_text != 0);
assert(_line != 0);
assert(_rect != 0);
}
CanvasProgramChange::~CanvasProgramChange()
{
if(_line)
delete _line;
if(_rect)
delete _rect;
if(_text)
delete _text;
if(_widget)
delete _widget;
}