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

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revision 1622 by persson, Sat Dec 1 10:21:07 2007 UTC revision 1623 by persson, Fri Jan 4 19:42:45 2008 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (C) 2006, 2007 Andreas Persson   * Copyright (C) 2006-2008 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 18  Line 18 
18   */   */
19    
20  #include "regionchooser.h"  #include "regionchooser.h"
21    #include <algorithm>
22  #include <gdkmm/cursor.h>  #include <gdkmm/cursor.h>
23  #include <gtkmm/stock.h>  #include <gtkmm/stock.h>
24  #include <gtkmm/spinbutton.h>  #include <gtkmm/spinbutton.h>
# Line 26  Line 27 
27    
28  #include "global.h"  #include "global.h"
29    
30    void SortedRegions::update(gig::Instrument* instrument) {
31        // Usually, the regions in a gig file are ordered after their key
32        // range, but there are files where they are not. The
33        // RegionChooser code needs a sorted list of regions.
34        regions.clear();
35        if (instrument) {
36            for (gig::Region *r = instrument->GetFirstRegion() ;
37                 r ;
38                 r = instrument->GetNextRegion()) {
39                regions.push_back(r);
40            }
41            sort(regions.begin(), regions.end(), *this);
42        }
43    }
44    
45    gig::Region* SortedRegions::first() {
46        region_iterator = regions.begin();
47        return region_iterator == regions.end() ? 0 : *region_iterator;
48    }
49    
50    gig::Region* SortedRegions::next() {
51        region_iterator++;
52        return region_iterator == regions.end() ? 0 : *region_iterator;
53    }
54    
55    
56    
57  RegionChooser::RegionChooser()  RegionChooser::RegionChooser()
58  {  {
59      Glib::RefPtr<Gdk::Colormap> colormap = get_default_colormap();      Glib::RefPtr<Gdk::Colormap> colormap = get_default_colormap();
# Line 41  RegionChooser::RegionChooser() Line 69  RegionChooser::RegionChooser()
69      move.active = false;      move.active = false;
70      cursor_is_resize = false;      cursor_is_resize = false;
71      h1 = 20;      h1 = 20;
     width = 800;  
72    
73      actionGroup = Gtk::ActionGroup::create();      actionGroup = Gtk::ActionGroup::create();
74      actionGroup->add(Gtk::Action::create("Properties",      actionGroup->add(Gtk::Action::create("Properties",
# Line 111  bool RegionChooser::on_expose_event(GdkE Line 138  bool RegionChooser::on_expose_event(GdkE
138      Glib::RefPtr<Gdk::Window> window = get_window();      Glib::RefPtr<Gdk::Window> window = get_window();
139      window->clear();      window->clear();
140      const int h = 40;      const int h = 40;
141      const int w = width - 1;      const int w = get_width() - 1;
142      const int bh = int(h * 0.55);      const int bh = int(h * 0.55);
143    
144      Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc();      Glib::RefPtr<const Gdk::GC> black = get_style()->get_black_gc();
# Line 161  bool RegionChooser::on_expose_event(GdkE Line 188  bool RegionChooser::on_expose_event(GdkE
188          int i = 0;          int i = 0;
189          gig::Region *next_region;          gig::Region *next_region;
190          int x3 = -1;          int x3 = -1;
191          for (gig::Region *r = instrument->GetFirstRegion() ;          for (gig::Region *r = regions.first() ; r ; r = next_region) {
              r ;  
              r = next_region) {  
192    
193              if (x3 < 0) x3 = int(w * (r->KeyRange.low) / 128.0 + 0.5);              if (x3 < 0) x3 = int(w * (r->KeyRange.low) / 128.0 + 0.5);
194              next_region = instrument->GetNextRegion();              next_region = regions.next();
195              if (!next_region || r->KeyRange.high + 1 != next_region->KeyRange.low) {              if (!next_region || r->KeyRange.high + 1 != next_region->KeyRange.low) {
196                  int x2 = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5);                  int x2 = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5);
197                  window->draw_line(black, x3, 0, x2, 0);                  window->draw_line(black, x3, 0, x2, 0);
# Line 178  bool RegionChooser::on_expose_event(GdkE Line 203  bool RegionChooser::on_expose_event(GdkE
203              i++;              i++;
204          }          }
205    
206          for (gig::Region *r = instrument->GetFirstRegion() ;          for (gig::Region *r = regions.first() ; r ; r = regions.next()) {
              r ;  
              r = instrument->GetNextRegion()) {  
207              int x = int(w * (r->KeyRange.low) / 128.0 + 0.5);              int x = int(w * (r->KeyRange.low) / 128.0 + 0.5);
208              window->draw_line(black, x, 1, x, h1 - 2);              window->draw_line(black, x, 1, x, h1 - 2);
209          }          }
# Line 208  void RegionChooser::on_size_request(GtkR Line 231  void RegionChooser::on_size_request(GtkR
231  void RegionChooser::draw_region(int from, int to, const Gdk::Color& color)  void RegionChooser::draw_region(int from, int to, const Gdk::Color& color)
232  {  {
233      const int h = 40;      const int h = 40;
234      const int w = width;      const int w = get_width();
235      const int bh = int(h * 0.55);      const int bh = int(h * 0.55);
236    
237      Glib::RefPtr<Gdk::Window> window = get_window();      Glib::RefPtr<Gdk::Window> window = get_window();
# Line 244  void RegionChooser::draw_region(int from Line 267  void RegionChooser::draw_region(int from
267  void RegionChooser::set_instrument(gig::Instrument* instrument)  void RegionChooser::set_instrument(gig::Instrument* instrument)
268  {  {
269      this->instrument = instrument;      this->instrument = instrument;
270      region = instrument ? instrument->GetFirstRegion() : 0;      regions.update(instrument);
271        region = regions.first();
272      queue_draw();      queue_draw();
273      region_selected();      region_selected();
274  }  }
# Line 262  bool RegionChooser::on_button_release_ev Line 286  bool RegionChooser::on_button_release_ev
286                      resize.region->KeyRange.low, // low                      resize.region->KeyRange.low, // low
287                      resize.pos - 1 // high                      resize.pos - 1 // high
288                  );                  );
289                    regions.update(instrument);
290                  instrument_changed.emit();                  instrument_changed.emit();
291                  instrument_struct_changed_signal.emit(instrument);                  instrument_struct_changed_signal.emit(instrument);
292              }              }
# Line 272  bool RegionChooser::on_button_release_ev Line 297  bool RegionChooser::on_button_release_ev
297                      resize.pos, // low                      resize.pos, // low
298                      resize.region->KeyRange.high // high                      resize.region->KeyRange.high // high
299                  );                  );
300                    regions.update(instrument);
301                  instrument_changed.emit();                  instrument_changed.emit();
302                  instrument_struct_changed_signal.emit(instrument);                  instrument_struct_changed_signal.emit(instrument);
303              }              }
# Line 291  bool RegionChooser::on_button_release_ev Line 317  bool RegionChooser::on_button_release_ev
317                  region->KeyRange.low  + move.pos,                  region->KeyRange.low  + move.pos,
318                  region->KeyRange.high + move.pos                  region->KeyRange.high + move.pos
319              );              );
320                regions.update(instrument);
321              instrument_changed.emit();              instrument_changed.emit();
322              instrument_struct_changed_signal.emit(instrument);              instrument_struct_changed_signal.emit(instrument);
323          }          }
# Line 307  bool RegionChooser::on_button_press_even Line 334  bool RegionChooser::on_button_press_even
334  {  {
335      if (!instrument) return true;      if (!instrument) return true;
336    
337      int k = int(event->x / (width - 1) * 128.0);      int k = int(event->x / (get_width() - 1) * 128.0);
338    
339      if (event->type == GDK_BUTTON_PRESS && event->button == 3) {      if (event->type == GDK_BUTTON_PRESS && event->button == 3) {
340          gig::Region* r = get_region(k);          gig::Region* r = get_region(k);
# Line 353  gig::Region* RegionChooser::get_region(i Line 380  gig::Region* RegionChooser::get_region(i
380  {  {
381      gig::Region* prev_region = 0;      gig::Region* prev_region = 0;
382      gig::Region* next_region;      gig::Region* next_region;
383      for (gig::Region *r = instrument->GetFirstRegion() ; r ;      for (gig::Region *r = regions.first() ; r ; r = next_region) {
384           r = next_region) {          next_region = regions.next();
         next_region = instrument->GetNextRegion();  
385    
386          if (key < r->KeyRange.low) return 0;          if (key < r->KeyRange.low) return 0;
387          if (key <= r->KeyRange.high) {          if (key <= r->KeyRange.high) {
# Line 370  gig::Region* RegionChooser::get_region(i Line 396  gig::Region* RegionChooser::get_region(i
396    
397  void RegionChooser::motion_resize_region(int x, int y)  void RegionChooser::motion_resize_region(int x, int y)
398  {  {
399      const int w = width - 1;      const int w = get_width() - 1;
400      Glib::RefPtr<Gdk::Window> window = get_window();      Glib::RefPtr<Gdk::Window> window = get_window();
401    
402      int k = int(double(x) / w * 128.0 + 0.5);      int k = int(double(x) / w * 128.0 + 0.5);
# Line 427  void RegionChooser::motion_resize_region Line 453  void RegionChooser::motion_resize_region
453    
454  void RegionChooser::motion_move_region(int x, int y)  void RegionChooser::motion_move_region(int x, int y)
455  {  {
456      const int w = width - 1;      const int w = get_width() - 1;
457      Glib::RefPtr<Gdk::Window> window = get_window();      Glib::RefPtr<Gdk::Window> window = get_window();
458    
459      int k = int(double(x - move.from_x) / w * 128.0 + 0.5);      int k = int(double(x - move.from_x) / w * 128.0 + 0.5);
# Line 437  void RegionChooser::motion_move_region(i Line 463  void RegionChooser::motion_move_region(i
463      bool new_touch_right;      bool new_touch_right;
464      int a = 0;      int a = 0;
465      if (k > move.pos) {      if (k > move.pos) {
466          for (gig::Region* r = instrument->GetFirstRegion() ; ;          for (gig::Region* r = regions.first() ; ; r = regions.next()) {
              r = instrument->GetNextRegion()) {  
467              if (r != region) {              if (r != region) {
468                  int b = r ? r->KeyRange.low : 128;                  int b = r ? r->KeyRange.low : 128;
469    
# Line 468  void RegionChooser::motion_move_region(i Line 493  void RegionChooser::motion_move_region(i
493              }              }
494          }          }
495      } else {      } else {
496          for (gig::Region* r = instrument->GetFirstRegion() ; ;          for (gig::Region* r = regions.first() ; ; r = regions.next()) {
              r = instrument->GetNextRegion()) {  
497              if (r != region) {              if (r != region) {
498                  int b = r ? r->KeyRange.low : 128;                  int b = r ? r->KeyRange.low : 128;
499    
# Line 567  bool RegionChooser::on_motion_notify_eve Line 591  bool RegionChooser::on_motion_notify_eve
591  }  }
592    
593  bool RegionChooser::is_in_resize_zone(double x, double y) {  bool RegionChooser::is_in_resize_zone(double x, double y) {
594      const int w = width - 1;      const int w = get_width() - 1;
595    
596      if (instrument && y >= 0 && y <= h1) {      if (instrument && y >= 0 && y <= h1) {
597          gig::Region* prev_region = 0;          gig::Region* prev_region = 0;
598          gig::Region* next_region;          gig::Region* next_region;
599          for (gig::Region* r = instrument->GetFirstRegion() ; r ; r = next_region) {          for (gig::Region* r = regions.first(); r ; r = next_region) {
600              next_region = instrument->GetNextRegion();              next_region = regions.next();
601    
602              int lo = int(w * (r->KeyRange.low) / 128.0 + 0.5);              int lo = int(w * (r->KeyRange.low) / 128.0 + 0.5);
603              if (x <= lo - 2) break;              if (x <= lo - 2) break;
# Line 589  bool RegionChooser::is_in_resize_zone(do Line 613  bool RegionChooser::is_in_resize_zone(do
613                      resize.mode = resize.undecided;                      resize.mode = resize.undecided;
614                      resize.min = prev_region->KeyRange.low + 1;                      resize.min = prev_region->KeyRange.low + 1;
615                      resize.prev_region = prev_region;                      resize.prev_region = prev_region;
616                      return true;                      return resize.min != resize.max;
617                  }                  }
618    
619                  // edit low limit                  // edit low limit
620                  resize.mode = resize.moving_low_limit;                  resize.mode = resize.moving_low_limit;
621                  resize.min = prev_region ? prev_region->KeyRange.high + 1 : 0;                  resize.min = prev_region ? prev_region->KeyRange.high + 1 : 0;
622                  return true;                  return resize.min != resize.max;
623              }              }
624              if (!next_region || r->KeyRange.high + 1 != next_region->KeyRange.low) {              if (!next_region || r->KeyRange.high + 1 != next_region->KeyRange.low) {
625                  int hi = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5);                  int hi = int(w * (r->KeyRange.high + 1) / 128.0 + 0.5);
# Line 607  bool RegionChooser::is_in_resize_zone(do Line 631  bool RegionChooser::is_in_resize_zone(do
631                      resize.mode = resize.moving_high_limit;                      resize.mode = resize.moving_high_limit;
632                      resize.min = r->KeyRange.low + 1;                      resize.min = r->KeyRange.low + 1;
633                      resize.max = next_region ? next_region->KeyRange.low : 128;                      resize.max = next_region ? next_region->KeyRange.low : 128;
634                      return true;                      return resize.min != resize.max;
635                  }                  }
636              }              }
637              prev_region = r;              prev_region = r;
# Line 659  void RegionChooser::add_region() Line 683  void RegionChooser::add_region()
683      region->SetKeyRange(new_region_pos, new_region_pos);      region->SetKeyRange(new_region_pos, new_region_pos);
684    
685      instrument_struct_changed_signal.emit(instrument);      instrument_struct_changed_signal.emit(instrument);
686        regions.update(instrument);
687    
688      queue_draw();      queue_draw();
689      region_selected();      region_selected();
# Line 670  void RegionChooser::delete_region() Line 695  void RegionChooser::delete_region()
695      instrument_struct_to_be_changed_signal.emit(instrument);      instrument_struct_to_be_changed_signal.emit(instrument);
696      instrument->DeleteRegion(region);      instrument->DeleteRegion(region);
697      instrument_struct_changed_signal.emit(instrument);      instrument_struct_changed_signal.emit(instrument);
698        regions.update(instrument);
699    
700      region = 0;      region = 0;
701      queue_draw();      queue_draw();
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