cinelerra-5.1/cinelerra/panedividers.C

   1 #include "bcsignals.h"
   2 #include "cursors.h"
   3 #include "mwindow.h"
   4 #include "mwindowgui.h"
   5 #include "panedividers.h"
   6 #include "theme.h"
   7
   8
   9 PaneDivider::PaneDivider(MWindow *mwindow, int x, int y, int length, int is_x)
  10  : BC_SubWindow(x,
  11         y,
  12         is_x ? mwindow->theme->pane_w : length,
  13         is_x ? length : mwindow->theme->pane_h,
  14         mwindow->theme->pane_color)
  15 {
  16         this->mwindow = mwindow;
  17         this->is_x = is_x;
  18         button_down = 0;
  19         is_dragging = 0;
  20         images[0] = images[1]= images[2] = 0;
  21         status = BUTTON_UP;
  22 }
  23
  24 PaneDivider::~PaneDivider()
  25 {
  26         delete images[0];
  27         delete images[1];
  28         delete images[2];
  29 }
  30
  31 void PaneDivider::create_objects()
  32 {
  33         VFrame **image_src;
  34         if(is_x)
  35         {
  36                 set_cursor(HSEPARATE_CURSOR, 0, 0);
  37                 image_src = mwindow->theme->get_image_set("xpane");
  38         }
  39         else
  40         {
  41                 set_cursor(VSEPARATE_CURSOR, 0, 0);
  42                 image_src = mwindow->theme->get_image_set("ypane");
  43         }
  44
  45         for(int i = 0; i < 3; i++)
  46         {
  47                 images[i] = new BC_Pixmap(this, image_src[i], PIXMAP_ALPHA);
  48         }
  49
  50         draw(0);
  51 }
  52
  53 void PaneDivider::draw(int flush)
  54 {
  55         if(is_x)
  56         {
  57                 draw_3segmentv(0,
  58                         0,
  59                         get_h(),
  60                         images[status]);
  61         }
  62         else
  63         {
  64                 draw_3segmenth(0,
  65                         0,
  66                         get_w(),
  67                         images[status]);
  68         }
  69         this->flash(flush);
  70 }
  71
  72 void PaneDivider::reposition_window(int x, int y, int length)
  73 {
  74         BC_SubWindow::reposition_window(x,
  75                 y,
  76                 is_x ? mwindow->theme->pane_w : length,
  77
  78                 is_x ? length : mwindow->theme->pane_h);
  79 }
  80
  81 int PaneDivider::button_press_event()
  82 {
  83         if(is_event_win())
  84         {
  85                 origin_x = get_cursor_x();
  86                 origin_y = get_cursor_y();
  87                 button_down = 1;
  88                 status = BUTTON_DOWNHI;
  89                 draw(1);
  90                 return 0;
  91         }
  92         return 0;
  93 }
  94
  95 int PaneDivider::button_release_event()
  96 {
  97         if(button_down)
  98         {
  99                 button_down = 0;
 100
 101                 if(is_dragging)
 102                 {
 103                         is_dragging = 0;
 104 // might be deleted in here
 105                         mwindow->gui->stop_pane_drag();
 106                         status = BUTTON_UPHI;
 107                         draw(1);
 108                 }
 109
 110                 return 1;
 111         }
 112         return 0;
 113 }
 114
 115 int PaneDivider::cursor_motion_event()
 116 {
 117         if(button_down)
 118         {
 119                 if(!is_dragging)
 120                 {
 121                         if(is_x && abs(get_cursor_x() - origin_x) > 5)
 122                         {
 123                                 is_dragging = 1;
 124                                 mwindow->gui->start_x_pane_drag();
 125                         }
 126                         else
 127                         if(!is_x && abs(get_cursor_y() - origin_y) > 5)
 128                         {
 129                                 is_dragging = 1;
 130                                 mwindow->gui->start_y_pane_drag();
 131                         }
 132                 }
 133                 else
 134                 {
 135                         mwindow->gui->handle_pane_drag();
 136                 }
 137                 return 1;
 138         }
 139         return 0;
 140 }
 141
 142
 143 int PaneDivider::cursor_enter_event()
 144 {
 145         if(is_event_win())
 146         {
 147                 if(get_button_down())
 148                 {
 149                         status = BUTTON_DOWNHI;
 150                 }
 151                 else
 152                 if(status == BUTTON_UP)
 153                 {
 154                         status = BUTTON_UPHI;
 155                 }
 156
 157                 draw(1);
 158         }
 159         return 0;
 160 }
 161
 162 int PaneDivider::cursor_leave_event()
 163 {
 164         if(status == BUTTON_UPHI)
 165         {
 166                 status = BUTTON_UP;
 167
 168                 draw(1);
 169
 170
 171         }
 172         return 0;
 173 }
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