gtk2_ardour/draginfo.h

   1 /*
   2     Copyright (C) 2000-2007 Paul Davis
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  14     You should have received a copy of the GNU General Public License
  15     along with this program; if not, write to the Free Software
  16     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #ifndef __gtk2_ardour_drag_info_h_
  21 #define __gtk2_ardour_drag_info_h_
  22
  23 #include <list>
  24
  25 #include <gdk/gdk.h>
  26 #include <stdint.h>
  27
  28 #include "canvas.h"
  29 #include "editor_items.h"
  30
  31 #include <ardour/types.h>
  32
  33 namespace ARDOUR {
  34         class Location;
  35 }
  36
  37 class Editor;
  38 class TimeAxisView;
  39
  40 struct DragInfo {
  41     ArdourCanvas::Item* item;
  42     ItemType            item_type;
  43     void* data;
  44     nframes64_t last_frame_position;
  45     nframes64_t pointer_frame_offset;
  46     nframes64_t grab_frame;
  47     nframes64_t last_pointer_frame;
  48     nframes64_t current_pointer_frame;
  49     double original_x, original_y;
  50     double grab_x, grab_y;
  51     double cumulative_x_drag;
  52     double cumulative_y_drag;
  53     double current_pointer_x;
  54     double current_pointer_y;
  55     double last_pointer_x;
  56     double last_pointer_y;
  57     void (Editor::*motion_callback)(ArdourCanvas::Item*, GdkEvent*);
  58     void (Editor::*finished_callback)(ArdourCanvas::Item*, GdkEvent*);
  59     TimeAxisView* source_trackview;
  60     TimeAxisView* dest_trackview;
  61     bool x_constrained;
  62     bool y_constrained;
  63     bool copy;
  64     bool was_rolling;
  65     bool first_move;
  66     bool move_threshold_passed;
  67     bool want_move_threshold;
  68     bool brushing;
  69     std::list<ARDOUR::Location*> copied_locations;
  70
  71     void clear_copied_locations ();
  72 };
  73
  74 struct LineDragInfo {
  75     uint32_t before;
  76     uint32_t after;
  77 };
  78
  79 #endif /* __gtk2_ardour_drag_info_h_ */
  80