/[svn]/gigedit/trunk/src/gigedit/regionchooser.h
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Diff of /gigedit/trunk/src/gigedit/regionchooser.h

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revision 1339 by schoenebeck, Mon Sep 10 19:56:26 2007 UTC revision 3148 by schoenebeck, Thu May 4 11:47:45 2017 UTC
# Line 1  Line 1 
1  /*                                                         -*- c++ -*-  /*                                                         -*- c++ -*-
2   * Copyright (C) 2006, 2007 Andreas Persson   * Copyright (C) 2006-2017 Andreas Persson
3   *   *
4   * This program is free software; you can redistribute it and/or   * This program is free software; you can redistribute it and/or
5   * modify it under the terms of the GNU General Public License as   * modify it under the terms of the GNU General Public License as
# Line 20  Line 20 
20  #ifndef GIGEDIT_REGIONCHOOSER_H  #ifndef GIGEDIT_REGIONCHOOSER_H
21  #define GIGEDIT_REGIONCHOOSER_H  #define GIGEDIT_REGIONCHOOSER_H
22    
23    #include <vector>
24    
25    #include <gtkmm/box.h>
26  #include <gtkmm/drawingarea.h>  #include <gtkmm/drawingarea.h>
 #include <gdkmm/colormap.h>  
27  #include <gtkmm/uimanager.h>  #include <gtkmm/uimanager.h>
28  #include <gdkmm/window.h>  #include <gdkmm/window.h>
29  #include <gtkmm/menu.h>  #include <gtkmm/menu.h>
30    
31  #include "dimensionmanager.h"  #include "dimensionmanager.h"
32    #include "paramedit.h"
33    #include "compat.h"
34    
35    #ifdef LIBGIG_HEADER_FILE
36    # include LIBGIG_HEADER_FILE(gig.h)
37    #else
38    # include <gig.h>
39    #endif
40    
41    enum virt_keyboard_mode_t {
42        VIRT_KEYBOARD_MODE_NORMAL,
43        VIRT_KEYBOARD_MODE_CHORD
44    };
45    
46    class SortedRegions {
47    private:
48        std::vector<gig::Region*> regions;
49        std::vector<gig::Region*>::iterator region_iterator;
50    
51  #include <gig.h>  public:
52        void update(gig::Instrument* instrument);
53        gig::Region* first();
54        gig::Region* next();
55        bool operator() (gig::Region* x, gig::Region* y) const {
56            return x->KeyRange.low < y->KeyRange.low;
57        }
58    };
59    
60  class RegionChooser : public Gtk::DrawingArea  class RegionChooser : public Gtk::DrawingArea
61  {  {
# Line 38  public: Line 65  public:
65    
66      void set_instrument(gig::Instrument* instrument);      void set_instrument(gig::Instrument* instrument);
67    
68        // ATM only used for painting auto selected regions with gray hatched pattern
69        void setModifyAllRegions(bool b);
70    
71      sigc::signal<void>& signal_region_selected();      sigc::signal<void>& signal_region_selected();
72      sigc::signal<void>& signal_instrument_changed();      sigc::signal<void>& signal_instrument_changed();
73    
# Line 47  public: Line 77  public:
77      sigc::signal<void, gig::Region*>& signal_region_to_be_changed();      sigc::signal<void, gig::Region*>& signal_region_to_be_changed();
78      sigc::signal<void, gig::Region*>& signal_region_changed_signal();      sigc::signal<void, gig::Region*>& signal_region_changed_signal();
79    
80        sigc::signal<void, int/*key*/, int/*velocity*/>& signal_keyboard_key_hit();
81        sigc::signal<void, int/*key*/, int/*velocity*/>& signal_keyboard_key_released();
82    
83      gig::Region* get_region() { return region; }      gig::Region* get_region() { return region; }
84        void set_region(gig::Region* region);
85        void select_next_region();
86        void select_prev_region();
87    
88        void on_note_on_event(int key, int velocity);
89        void on_note_off_event(int key, int velocity);
90    
91        Gtk::HBox m_VirtKeybPropsBox;
92    
93  protected:  protected:
94      virtual void on_realize();  #if (GTKMM_MAJOR_VERSION == 2 && GTKMM_MINOR_VERSION < 90) || GTKMM_MAJOR_VERSION < 2
95      virtual bool on_expose_event(GdkEventExpose* e);      virtual bool on_expose_event(GdkEventExpose* e);
96      virtual void on_size_request(GtkRequisition* requisition);  #else
97        virtual bool on_draw(const Cairo::RefPtr<Cairo::Context>& cr);
98    #endif
99      virtual bool on_button_press_event(GdkEventButton* event);      virtual bool on_button_press_event(GdkEventButton* event);
100      virtual bool on_button_release_event(GdkEventButton* event);      virtual bool on_button_release_event(GdkEventButton* event);
101      virtual bool on_motion_notify_event(GdkEventMotion* event);      virtual bool on_motion_notify_event(GdkEventMotion* event);
102    
103      gig::Region* get_region(int key);      gig::Region* get_region(int key);
104    
105      Glib::RefPtr<Gdk::GC> gc;      Gdk::RGBA activeKeyColor, blue, grey1, white, black;
106      Gdk::Color blue, red, grey1;      Glib::RefPtr<Gdk::Pixbuf> grayBlueHatchedPatternARGB;
107        Cairo::RefPtr<Cairo::SurfacePattern> grayBlueHatchedSurfacePattern;
     void draw_region(int from, int to, const Gdk::Color& color);  
108    
109      sigc::signal<void> region_selected;      sigc::signal<void> region_selected;
110      sigc::signal<void> instrument_changed;      sigc::signal<void> instrument_changed;
# Line 73  protected: Line 115  protected:
115      sigc::signal<void, gig::Region*> region_to_be_changed_signal;      sigc::signal<void, gig::Region*> region_to_be_changed_signal;
116      sigc::signal<void, gig::Region*> region_changed_signal;      sigc::signal<void, gig::Region*> region_changed_signal;
117    
118        sigc::signal<void, int/*key*/, int/*velocity*/> keyboard_key_hit_signal;
119        sigc::signal<void, int/*key*/, int/*velocity*/> keyboard_key_released_signal;
120    
121      gig::Instrument* instrument;      gig::Instrument* instrument;
122      gig::Region* region;      gig::Region* region;
123        SortedRegions regions;
124    
125        bool is_black_key(int key);
126        void draw_keyboard(const Cairo::RefPtr<Cairo::Context>& cr,
127                           int clip_low, int clip_high);
128        void draw_regions(const Cairo::RefPtr<Cairo::Context>& cr,
129                          int clip_low, int clip_high);
130        void draw_key(const Cairo::RefPtr<Cairo::Context>& cr, int key);
131        void draw_digit(const Cairo::RefPtr<Cairo::Context>& cr, int key);
132      void motion_resize_region(int x, int y);      void motion_resize_region(int x, int y);
133      void motion_move_region(int x, int y);      void motion_move_region(int x, int y);
134        void update_after_resize();
135        void update_after_move(int pos);
136        void invalidate_key(int key);
137    
138        // returns the leftmost pixel of a key
139        int key_to_x(double k, int w) const {
140            return int(k * w / 128.0 + 0.5);
141        }
142    
143        // returns the key given a pixel
144        int x_to_key(double x, int w) const {
145            return int(x / w * 128.0);
146        }
147    
148        // returns the key given a pixel. If the pixel is the border
149        // between two keys, the key to the ríght is always returned.
150        int x_to_key_right(double x, int w) const {
151            return int(ceil((x + 0.5) / w * 128.0)) - 1;
152        }
153    
154      // information needed during a resize      // information needed during a resize
155      struct {      struct {
# Line 97  protected: Line 169  protected:
169      // information needed during a region move      // information needed during a region move
170      struct {      struct {
171          bool active;          bool active;
172          double from_x;          int offset;
         int pos;  
         bool touch_left;  
         bool touch_right;  
173      } move;      } move;
174    
175      bool cursor_is_resize;      bool cursor_is_resize;
176      bool is_in_resize_zone(double x, double y);      bool is_in_resize_zone(double x, double y);
177    
178      int h1;      int h1;
179      int width;  
180        // ATM only used for painting auto selected regions with gray hatched pattern
181        bool modifyallregions;
182    
183      Gtk::Menu* popup_menu_inside_region;      Gtk::Menu* popup_menu_inside_region;
184      Gtk::Menu* popup_menu_outside_region;      Gtk::Menu* popup_menu_outside_region;
# Line 121  protected: Line 192  protected:
192      Glib::RefPtr<Gtk::ActionGroup> actionGroup;      Glib::RefPtr<Gtk::ActionGroup> actionGroup;
193      Glib::RefPtr<Gtk::UIManager> uiManager;      Glib::RefPtr<Gtk::UIManager> uiManager;
194    
195        // properties of the virtual keyboard
196        ChoiceEntry<virt_keyboard_mode_t> m_VirtKeybModeChoice;
197        Gtk::Label m_VirtKeybVelocityLabelDescr;
198        Gtk::Label m_VirtKeybVelocityLabel;
199        Gtk::Label m_VirtKeybOffVelocityLabelDescr;
200        Gtk::Label m_VirtKeybOffVelocityLabel;
201        int currentActiveKey;
202        bool key_pressed[128];
203    
204      DimensionManager dimensionManager;      DimensionManager dimensionManager;
205  };  };
206    
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