src/gigedit/regionchooser.h

/*                                                         -*- c++ -*-
 * Copyright (C) 2006, 2007 Andreas Persson
 *
 * 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, 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 program; see the file COPYING. If not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */

#ifndef GIGEDIT_REGIONCHOOSER_H
#define GIGEDIT_REGIONCHOOSER_H

#include <gtkmm/drawingarea.h>
#include <gdkmm/colormap.h>
#include <gtkmm/uimanager.h>
#include <gdkmm/window.h>
#include <gtkmm/menu.h>

#include "dimensionmanager.h"

#include <gig.h>

class RegionChooser : public Gtk::DrawingArea
{
public:
    RegionChooser();
    virtual ~RegionChooser();

    void set_instrument(gig::Instrument* instrument);

    sigc::signal<void> signal_region_selected();
    sigc::signal<void> signal_instrument_changed();

    sigc::signal<void, gig::Instrument*> signal_instrument_struct_to_be_changed();
    sigc::signal<void, gig::Instrument*> signal_instrument_struct_changed();

    sigc::signal<void, gig::Region*> signal_region_to_be_changed();
    sigc::signal<void, gig::Region*> signal_region_changed_signal();

    gig::Region* get_region() { return region; }

protected:
    virtual void on_realize();
    virtual bool on_expose_event(GdkEventExpose* e);
    virtual void on_size_request(GtkRequisition* requisition);
    virtual bool on_button_press_event(GdkEventButton* event);
    virtual bool on_button_release_event(GdkEventButton* event);
    virtual bool on_motion_notify_event(GdkEventMotion* event);

    gig::Region* get_region(int key);

    Glib::RefPtr<Gdk::GC> gc;
    Gdk::Color blue, red, grey1;

    void draw_region(int from, int to, const Gdk::Color& color);

    sigc::signal<void> region_selected;
    sigc::signal<void> instrument_changed;

    sigc::signal<void, gig::Instrument*> instrument_struct_to_be_changed_signal;
    sigc::signal<void, gig::Instrument*> instrument_struct_changed_signal;

    sigc::signal<void, gig::Region*> region_to_be_changed_signal;
    sigc::signal<void, gig::Region*> region_changed_signal;

    gig::Instrument* instrument;
    gig::Region* region;

    void motion_resize_region(int x, int y);
    void motion_move_region(int x, int y);

    // information needed during a resize
    struct {
        bool active;
        enum {
            undecided,
            moving_high_limit,
            moving_low_limit
        } mode;
        int pos;
        int min;
        int max;
        gig::Region* region;
        gig::Region* prev_region;
    } resize;

    // information needed during a region move
    struct {
        bool active;
        double from_x;
        int pos;
        bool touch_left;
        bool touch_right;
    } move;

    bool cursor_is_resize;
    bool is_in_resize_zone(double x, double y);

    int h1;
    int width;

    Gtk::Menu* popup_menu_inside_region;
    Gtk::Menu* popup_menu_outside_region;
    void show_region_properties();
    void add_region();
    void delete_region();
    void manage_dimensions();
    void on_dimension_manager_changed();
    int new_region_pos;

    Glib::RefPtr<Gtk::ActionGroup> actionGroup;
    Glib::RefPtr<Gtk::UIManager> uiManager;

    DimensionManager dimensionManager;
};

#endif
1	/* -- c++ --
2	* Copyright (C) 2006, 2007 Andreas Persson
3	*
4	* This program is free software; you can redistribute it and/or
5	* modify it under the terms of the GNU General Public License as
6	* published by the Free Software Foundation; either version 2, or (at
7	* your option) any later version.
8	*
9	* This program is distributed in the hope that it will be useful, but
10	* WITHOUT ANY WARRANTY; without even the implied warranty of
11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12	* General Public License for more details.
13	*
14	* You should have received a copy of the GNU General Public License
15	* along with program; see the file COPYING. If not, write to the Free
16	* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
17	* 02110-1301 USA.
18	*/
19
20	#ifndef GIGEDIT_REGIONCHOOSER_H
21	#define GIGEDIT_REGIONCHOOSER_H
22
23	#include <gtkmm/drawingarea.h>
24	#include <gdkmm/colormap.h>
25	#include <gtkmm/uimanager.h>
26	#include <gdkmm/window.h>
27	#include <gtkmm/menu.h>
28
29	#include "dimensionmanager.h"
30
31	#include <gig.h>
32
33	class RegionChooser : public Gtk::DrawingArea
34	{
35	public:
36	RegionChooser();
37	virtual ~RegionChooser();
38
39	void set_instrument(gig::Instrument* instrument);
40
41	sigc::signal<void> signal_region_selected();
42	sigc::signal<void> signal_instrument_changed();
43
44	sigc::signal<void, gig::Instrument*> signal_instrument_struct_to_be_changed();
45	sigc::signal<void, gig::Instrument*> signal_instrument_struct_changed();
46
47	sigc::signal<void, gig::Region*> signal_region_to_be_changed();
48	sigc::signal<void, gig::Region*> signal_region_changed_signal();
49
50	gig::Region* get_region() { return region; }
51
52	protected:
53	virtual void on_realize();
54	virtual bool on_expose_event(GdkEventExpose* e);
55	virtual void on_size_request(GtkRequisition* requisition);
56	virtual bool on_button_press_event(GdkEventButton* event);
57	virtual bool on_button_release_event(GdkEventButton* event);
58	virtual bool on_motion_notify_event(GdkEventMotion* event);
59
60	gig::Region* get_region(int key);
61
62	Glib::RefPtr<Gdk::GC> gc;
63	Gdk::Color blue, red, grey1;
64
65	void draw_region(int from, int to, const Gdk::Color& color);
66
67	sigc::signal<void> region_selected;
68	sigc::signal<void> instrument_changed;
69
70	sigc::signal<void, gig::Instrument*> instrument_struct_to_be_changed_signal;
71	sigc::signal<void, gig::Instrument*> instrument_struct_changed_signal;
72
73	sigc::signal<void, gig::Region*> region_to_be_changed_signal;
74	sigc::signal<void, gig::Region*> region_changed_signal;
75
76	gig::Instrument* instrument;
77	gig::Region* region;
78
79	void motion_resize_region(int x, int y);
80	void motion_move_region(int x, int y);
81
82	// information needed during a resize
83	struct {
84	bool active;
85	enum {
86	undecided,
87	moving_high_limit,
88	moving_low_limit
89	} mode;
90	int pos;
91	int min;
92	int max;
93	gig::Region* region;
94	gig::Region* prev_region;
95	} resize;
96
97	// information needed during a region move
98	struct {
99	bool active;
100	double from_x;
101	int pos;
102	bool touch_left;
103	bool touch_right;
104	} move;
105
106	bool cursor_is_resize;
107	bool is_in_resize_zone(double x, double y);
108
109	int h1;
110	int width;
111
112	Gtk::Menu* popup_menu_inside_region;
113	Gtk::Menu* popup_menu_outside_region;
114	void show_region_properties();
115	void add_region();
116	void delete_region();
117	void manage_dimensions();
118	void on_dimension_manager_changed();
119	int new_region_pos;
120
121	Glib::RefPtr<Gtk::ActionGroup> actionGroup;
122	Glib::RefPtr<Gtk::UIManager> uiManager;
123
124	DimensionManager dimensionManager;
125	};
126
127	#endif