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livetrax/gtk2_ardour/meter_patterns.h
Robin Gareus 2106a12edd improve caching of metric and tick patters
* selectively clear cache (meterbridge, mixer)
* free memory of patterns on clear
2013-07-14 11:34:31 +02:00

47 lines
1.7 KiB
C++

/*
Copyright (C) 2013 Paul Davis
Author: Robin Gareus
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
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ardour_meter_patterns__
#define __ardour_meter_patterns__
#include <list>
#include <vector>
#include "ardour/types.h"
#include "gtkmm2ext/cairo_widget.h"
#include <sigc++/signal.h>
extern sigc::signal<void> ResetAllPeakDisplays;
extern sigc::signal<void,ARDOUR::Route*> ResetRoutePeakDisplays;
extern sigc::signal<void,ARDOUR::RouteGroup*> ResetGroupPeakDisplays;
extern sigc::signal<void> RedrawMetrics;
extern sigc::signal<void, int, ARDOUR::RouteGroup*, ARDOUR::MeterType> SetMeterTypeMulti;
cairo_pattern_t* meter_render_ticks (Gtk::Widget& w, std::vector<ARDOUR::DataType> types);
cairo_pattern_t* meter_render_metrics (Gtk::Widget& w, std::vector<ARDOUR::DataType> types);
gint meter_expose_ticks (GdkEventExpose *ev, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mta);
gint meter_expose_metrics (GdkEventExpose *ev, std::vector<ARDOUR::DataType> types, Gtk::DrawingArea *mma);
void meter_clear_pattern_cache(int which=7);
#endif