src/gigedit/regionchooser.h

/*                                                         -*- c++ -*-
 * Copyright (C) 2006-2008 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 <vector>

#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 SortedRegions {
private:
    std::vector<gig::Region*> regions;
    std::vector<gig::Region*>::iterator region_iterator;

public:
    void update(gig::Instrument* instrument);
    gig::Region* first();
    gig::Region* next();
    bool operator() (gig::Region* x, gig::Region* y) {
        return x->KeyRange.low < y->KeyRange.low;
    }
};

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;
    SortedRegions regions;

    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;

    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) 2006-2008 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 <vector>
24
25	#include <gtkmm/drawingarea.h>
26	#include <gdkmm/colormap.h>
27	#include <gtkmm/uimanager.h>
28	#include <gdkmm/window.h>
29	#include <gtkmm/menu.h>
30
31	#include "dimensionmanager.h"
32
33	#include <gig.h>
34
35	class SortedRegions {
36	private:
37	std::vector<gig::Region*> regions;
38	std::vector<gig::Region*>::iterator region_iterator;
39
40	public:
41	void update(gig::Instrument* instrument);
42	gig::Region* first();
43	gig::Region* next();
44	bool operator() (gig::Region* x, gig::Region* y) {
45	return x->KeyRange.low < y->KeyRange.low;
46	}
47	};
48
49	class RegionChooser : public Gtk::DrawingArea
50	{
51	public:
52	RegionChooser();
53	virtual ~RegionChooser();
54
55	void set_instrument(gig::Instrument* instrument);
56
57	sigc::signal<void>& signal_region_selected();
58	sigc::signal<void>& signal_instrument_changed();
59
60	sigc::signal<void, gig::Instrument*>& signal_instrument_struct_to_be_changed();
61	sigc::signal<void, gig::Instrument*>& signal_instrument_struct_changed();
62
63	sigc::signal<void, gig::Region*>& signal_region_to_be_changed();
64	sigc::signal<void, gig::Region*>& signal_region_changed_signal();
65
66	gig::Region* get_region() { return region; }
67
68	protected:
69	virtual void on_realize();
70	virtual bool on_expose_event(GdkEventExpose* e);
71	virtual void on_size_request(GtkRequisition* requisition);
72	virtual bool on_button_press_event(GdkEventButton* event);
73	virtual bool on_button_release_event(GdkEventButton* event);
74	virtual bool on_motion_notify_event(GdkEventMotion* event);
75
76	gig::Region* get_region(int key);
77
78	Glib::RefPtr<Gdk::GC> gc;
79	Gdk::Color blue, red, grey1;
80
81	void draw_region(int from, int to, const Gdk::Color& color);
82
83	sigc::signal<void> region_selected;
84	sigc::signal<void> instrument_changed;
85
86	sigc::signal<void, gig::Instrument*> instrument_struct_to_be_changed_signal;
87	sigc::signal<void, gig::Instrument*> instrument_struct_changed_signal;
88
89	sigc::signal<void, gig::Region*> region_to_be_changed_signal;
90	sigc::signal<void, gig::Region*> region_changed_signal;
91
92	gig::Instrument* instrument;
93	gig::Region* region;
94	SortedRegions regions;
95
96	void motion_resize_region(int x, int y);
97	void motion_move_region(int x, int y);
98
99	// information needed during a resize
100	struct {
101	bool active;
102	enum {
103	undecided,
104	moving_high_limit,
105	moving_low_limit
106	} mode;
107	int pos;
108	int min;
109	int max;
110	gig::Region* region;
111	gig::Region* prev_region;
112	} resize;
113
114	// information needed during a region move
115	struct {
116	bool active;
117	double from_x;
118	int pos;
119	bool touch_left;
120	bool touch_right;
121	} move;
122
123	bool cursor_is_resize;
124	bool is_in_resize_zone(double x, double y);
125
126	int h1;
127
128	Gtk::Menu* popup_menu_inside_region;
129	Gtk::Menu* popup_menu_outside_region;
130	void show_region_properties();
131	void add_region();
132	void delete_region();
133	void manage_dimensions();
134	void on_dimension_manager_changed();
135	int new_region_pos;
136
137	Glib::RefPtr<Gtk::ActionGroup> actionGroup;
138	Glib::RefPtr<Gtk::UIManager> uiManager;
139
140	DimensionManager dimensionManager;
141	};
142
143	#endif