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livetrax/gtk2_ardour/port_matrix_grid.h

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/*
Copyright (C) 2002-2009 Paul Davis
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 __gtk_ardour_port_matrix_grid_h__
#define __gtk_ardour_port_matrix_grid_h__
#include <string>
#include <vector>
#include <boost/shared_ptr.hpp>
#include "ardour/types.h"
#include "port_matrix_component.h"
#include "port_matrix_types.h"
class PortMatrix;
class PortMatrixBody;
namespace ARDOUR {
class Bundle;
}
/** The grid part of the port matrix */
class PortMatrixGrid : public PortMatrixComponent
{
public:
PortMatrixGrid (PortMatrix *, PortMatrixBody *);
void button_press (double, double, int);
void mouseover_event (double, double);
double component_to_parent_x (double x) const;
double parent_to_component_x (double x) const;
double component_to_parent_y (double y) const;
double parent_to_component_y (double y) const;
void mouseover_changed (PortMatrixNode const &);
void draw_extra (cairo_t *);
private:
void compute_dimensions ();
void render (cairo_t *);
double channel_position (ARDOUR::BundleChannel, ARDOUR::BundleList const &, double) const;
PortMatrixNode position_to_node (double, double) const;
ARDOUR::BundleChannel position_to_channel (double, ARDOUR::BundleList const &, double) const;
void queue_draw_for (PortMatrixNode const &);
};
#endif