port_matrix_column_labels.h

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/*
 * Copyright (C) 2009-2011 Carl Hetherington <carl@carlh.net>
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#ifndef __port_matrix_column_labels_h__
#define __port_matrix_column_labels_h__
 
#include <memory>
 
#include "port_matrix_labels.h"
 
namespace ARDOUR {
        class Bundle;
        class BundleChannel;
}
 
class PortMatrixNode;
 
class PortMatrixColumnLabels : public PortMatrixLabels
{
public:
        PortMatrixColumnLabels (PortMatrix *, PortMatrixBody *);
 
        void button_press (double, double, GdkEventButton *);
 
        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 (std::list<PortMatrixNode> const &);
        void motion (double, double);
 
        uint32_t overhang () const {
                return _overhang;
        }
 
private:
        void render_bundle_name (cairo_t *, Gdk::Color, Gdk::Color, double, double, std::shared_ptr<ARDOUR::Bundle>);
        void render_channel_name (cairo_t *, Gdk::Color, Gdk::Color, double, double, ARDOUR::BundleChannel const &);
        double channel_x (ARDOUR::BundleChannel const &) const;
        double channel_y (ARDOUR::BundleChannel const &) const;
        void queue_draw_for (ARDOUR::BundleChannel const &);
        ARDOUR::BundleChannel position_to_channel (double, double, std::shared_ptr<const PortGroup>) const;
 
        void render (cairo_t *);
        void compute_dimensions ();
        double basic_text_x_pos (int) const;
        std::vector<std::pair<double, double> > port_name_shape (double, double) const;
 
        double _longest_bundle_name;
        double _longest_channel_name;
        double _text_height;
        double _descender_height;
        uint32_t _overhang;
};
 
#endif