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 "paramedit.h"

#include <gig.h>

enum virt_keyboard_mode_t {
    VIRT_KEYBOARD_MODE_NORMAL,
    VIRT_KEYBOARD_MODE_CHORD
};

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();

    sigc::signal<void, int/*key*/, int/*velocity*/>& signal_keyboard_key_hit();
    sigc::signal<void, int/*key*/, int/*velocity*/>& signal_keyboard_key_released();

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

    void on_note_on_event(int key, int velocity);
    void on_note_off_event(int key, int velocity);

    Gtk::HBox m_VirtKeybPropsBox;

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 activeKeyColor, red, grey1, white, black;

    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;

    sigc::signal<void, int/*key*/, int/*velocity*/> keyboard_key_hit_signal;
    sigc::signal<void, int/*key*/, int/*velocity*/> keyboard_key_released_signal;

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

    bool is_black_key(int key);
    void draw_region(int from, int to, const Gdk::Color& color);
    void draw_digit(int key);
    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;

    // properties of the virtaul keyboard
    ChoiceEntry<virt_keyboard_mode_t> m_VirtKeybModeChoice;
    Gtk::Label m_VirtKeybVelocityLabelDescr;
    Gtk::Label m_VirtKeybVelocityLabel;
    Gtk::Label m_VirtKeybOffVelocityLabelDescr;
    Gtk::Label m_VirtKeybOffVelocityLabel;
    int currentActiveKey;

    DimensionManager dimensionManager;
};

#endif
1	schoenebeck	1225	/* -- c++ --
2	persson	1623	* Copyright (C) 2006-2008 Andreas Persson
3	schoenebeck	1225	*
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	persson	1623	#include <vector>
24
25	schoenebeck	1225	#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	schoenebeck	1661	#include "paramedit.h"
33	schoenebeck	1225
34			#include <gig.h>
35
36	schoenebeck	1661	enum virt_keyboard_mode_t {
37			VIRT_KEYBOARD_MODE_NORMAL,
38			VIRT_KEYBOARD_MODE_CHORD
39			};
40
41	persson	1623	class SortedRegions {
42			private:
43			std::vector<gig::Region*> regions;
44			std::vector<gig::Region*>::iterator region_iterator;
45
46			public:
47			void update(gig::Instrument* instrument);
48			gig::Region* first();
49			gig::Region* next();
50			bool operator() (gig::Region* x, gig::Region* y) {
51			return x->KeyRange.low < y->KeyRange.low;
52			}
53			};
54
55	schoenebeck	1225	class RegionChooser : public Gtk::DrawingArea
56			{
57			public:
58			RegionChooser();
59			virtual ~RegionChooser();
60
61			void set_instrument(gig::Instrument* instrument);
62
63	schoenebeck	1339	sigc::signal<void>& signal_region_selected();
64			sigc::signal<void>& signal_instrument_changed();
65	schoenebeck	1225
66	schoenebeck	1339	sigc::signal<void, gig::Instrument*>& signal_instrument_struct_to_be_changed();
67			sigc::signal<void, gig::Instrument*>& signal_instrument_struct_changed();
68	schoenebeck	1322
69	schoenebeck	1339	sigc::signal<void, gig::Region*>& signal_region_to_be_changed();
70			sigc::signal<void, gig::Region*>& signal_region_changed_signal();
71	schoenebeck	1322
72	schoenebeck	1660	sigc::signal<void, int/key/, int/velocity/>& signal_keyboard_key_hit();
73			sigc::signal<void, int/key/, int/velocity/>& signal_keyboard_key_released();
74
75	schoenebeck	1225	gig::Region* get_region() { return region; }
76
77	schoenebeck	1654	void on_note_on_event(int key, int velocity);
78			void on_note_off_event(int key, int velocity);
79
80	schoenebeck	1661	Gtk::HBox m_VirtKeybPropsBox;
81
82	schoenebeck	1225	protected:
83			virtual void on_realize();
84			virtual bool on_expose_event(GdkEventExpose* e);
85			virtual void on_size_request(GtkRequisition* requisition);
86			virtual bool on_button_press_event(GdkEventButton* event);
87			virtual bool on_button_release_event(GdkEventButton* event);
88			virtual bool on_motion_notify_event(GdkEventMotion* event);
89
90			gig::Region* get_region(int key);
91
92			Glib::RefPtr<Gdk::GC> gc;
93	schoenebeck	1654	Gdk::Color activeKeyColor, red, grey1, white, black;
94	schoenebeck	1225
95	persson	1261	sigc::signal<void> region_selected;
96			sigc::signal<void> instrument_changed;
97	schoenebeck	1225
98	schoenebeck	1322	sigc::signal<void, gig::Instrument*> instrument_struct_to_be_changed_signal;
99			sigc::signal<void, gig::Instrument*> instrument_struct_changed_signal;
100
101			sigc::signal<void, gig::Region*> region_to_be_changed_signal;
102			sigc::signal<void, gig::Region*> region_changed_signal;
103
104	schoenebeck	1660	sigc::signal<void, int/key/, int/velocity/> keyboard_key_hit_signal;
105			sigc::signal<void, int/key/, int/velocity/> keyboard_key_released_signal;
106
107	schoenebeck	1225	gig::Instrument* instrument;
108			gig::Region* region;
109	persson	1623	SortedRegions regions;
110	schoenebeck	1225
111	schoenebeck	1654	bool is_black_key(int key);
112			void draw_region(int from, int to, const Gdk::Color& color);
113	persson	1658	void draw_digit(int key);
114	persson	1262	void motion_resize_region(int x, int y);
115			void motion_move_region(int x, int y);
116
117	schoenebeck	1225	// information needed during a resize
118			struct {
119			bool active;
120			enum {
121			undecided,
122			moving_high_limit,
123			moving_low_limit
124			} mode;
125			int pos;
126			int min;
127			int max;
128			gig::Region* region;
129			gig::Region* prev_region;
130			} resize;
131
132	persson	1262	// information needed during a region move
133			struct {
134			bool active;
135			double from_x;
136			int pos;
137			bool touch_left;
138			bool touch_right;
139			} move;
140
141	schoenebeck	1225	bool cursor_is_resize;
142			bool is_in_resize_zone(double x, double y);
143
144			int h1;
145
146			Gtk::Menu* popup_menu_inside_region;
147			Gtk::Menu* popup_menu_outside_region;
148			void show_region_properties();
149			void add_region();
150			void delete_region();
151			void manage_dimensions();
152			void on_dimension_manager_changed();
153			int new_region_pos;
154
155			Glib::RefPtr<Gtk::ActionGroup> actionGroup;
156			Glib::RefPtr<Gtk::UIManager> uiManager;
157
158	schoenebeck	1661	// properties of the virtaul keyboard
159			ChoiceEntry<virt_keyboard_mode_t> m_VirtKeybModeChoice;
160			Gtk::Label m_VirtKeybVelocityLabelDescr;
161			Gtk::Label m_VirtKeybVelocityLabel;
162			Gtk::Label m_VirtKeybOffVelocityLabelDescr;
163			Gtk::Label m_VirtKeybOffVelocityLabel;
164			int currentActiveKey;
165
166	schoenebeck	1225	DimensionManager dimensionManager;
167			};
168
169			#endif