cinelerra/videowindowgui.C

   1 #include "mbuttons.h"
   2 #include "mwindow.h"
   3 #include "mwindowgui.h"
   4 #include "mainsession.h"
   5 #include "videowindow.h"
   6 #include "videowindowgui.h"
   7
   8
   9
  10 #define CROPHANDLE_W 10
  11 #define CROPHANDLE_H 10
  12
  13 VideoWindowGUI::VideoWindowGUI(VideoWindow *thread, int w, int h)
  14  : BC_Window(PROGRAM_NAME ": Video out",
  15         (int)BC_INFINITY,
  16         (int)BC_INFINITY,
  17         w,
  18         h,
  19         10,
  20         10,
  21         1,
  22         1,
  23         1)
  24 {
  25         this->thread = thread;
  26 }
  27
  28 VideoWindowGUI::~VideoWindowGUI()
  29 {
  30 }
  31
  32 int VideoWindowGUI::create_objects()
  33 {
  34         add_subwindow(canvas = new VideoWindowCanvas(this, get_w(), get_h()));
  35         update_title();
  36 }
  37
  38
  39 int VideoWindowGUI::keypress_event()
  40 {
  41 }
  42
  43 int VideoWindowGUI::resize_event(int w, int h)
  44 {
  45 //      int output_w = thread->mwindow->session->output_w;
  46 //      int output_h = thread->mwindow->session->output_h;
  47 //      int new_w, new_h, full_w, full_h;
  48 //
  49 //      new_w = w;
  50 //      new_h = h;
  51 //      thread->get_full_sizes(full_w, full_h);
  52 //
  53 //      if(labs(full_w - new_w) < 50)
  54 //      {
  55 //              new_w = full_w;
  56 //              new_h = full_h;
  57 //      }
  58 //      else
  59 //              thread->fix_size(new_w, new_h, w, thread->mwindow->get_aspect_ratio());
  60 //
  61 //      if(new_w < 10) new_w = 10;
  62 //      if(new_h < 10) new_h = 10;
  63 //      w = thread->video_window_w = new_w;
  64 //      h = new_h;
  65 //
  66 //      resize_window(w, h);
  67 //      canvas->reposition_window(0, 0, w, h);
  68 //      update_title();
  69 //      if(thread->video_cropping) canvas->draw_crop_box();
  70 }
  71
  72 int VideoWindowGUI::update_title()
  73 {
  74 //      char string[1024];
  75 //
  76 //      if(thread->mwindow->get_aspect_ratio() > (float)thread->mwindow->session->output_w / thread->mwindow->session->output_h)
  77 //      {
  78 //              sprintf(string, PROGRAM_NAME ": Video out %d%%",
  79 //                      (int)((float)thread->video_window_w / (thread->mwindow->session->output_h * thread->mwindow->get_aspect_ratio()) * 100 + 0.5));
  80 //      }
  81 //      else
  82 //      {
  83 //              sprintf(string, PROGRAM_NAME ": Video out %d%%",
  84 //                      (int)((float)thread->video_window_w / thread->mwindow->session->output_w * 100 + 0.5));
  85 //      }
  86 //
  87 //      set_title(string);
  88 }
  89
  90 int VideoWindowGUI::close_event()
  91 {
  92         thread->hide_window();
  93 }
  94
  95
  96 VideoWindowCanvas::VideoWindowCanvas(VideoWindowGUI *gui, int w, int h)
  97  : BC_SubWindow(0, 0, w, h, BLACK)
  98 {
  99         this->gui = gui;
 100         corner_selected = 0;
 101         button_down = 0;
 102 }
 103
 104 VideoWindowCanvas::~VideoWindowCanvas()
 105 {
 106 }
 107
 108 int VideoWindowCanvas::button_press()
 109 {
 110         if(gui->thread->video_cropping)
 111         {
 112                 int x = get_cursor_x();
 113                 int y = get_cursor_y();
 114                 button_down = 1;
 115
 116                 if(x > gui->x1 && y > gui->y1 && x < gui->x1 + CROPHANDLE_W && y < gui->y1 + CROPHANDLE_H)
 117                 {
 118                         corner_selected = 1;
 119                         gui->x_offset = x - gui->x1;
 120                         gui->y_offset = y - gui->y1;
 121                 }
 122                 if(x > gui->x1 && y > gui->y2 - CROPHANDLE_H && x < gui->x1 + CROPHANDLE_W && y < gui->y2)
 123                 {
 124                         corner_selected = 2;
 125                         gui->x_offset = x - gui->x1;
 126                         gui->y_offset = y - gui->y2;
 127                 }
 128                 if(x > gui->x2 - CROPHANDLE_W && y > gui->y2 - CROPHANDLE_H && x < gui->x2 && y < gui->y2)
 129                 {
 130                         corner_selected = 3;
 131                         gui->x_offset = x - gui->x2;
 132                         gui->y_offset = y - gui->y2;
 133                 }
 134                 if(x > gui->x2 - CROPHANDLE_W && y > gui->y1 && x < gui->x2 && y < gui->y1 + CROPHANDLE_H)
 135                 {
 136                         corner_selected = 4;
 137                         gui->x_offset = x - gui->x2;
 138                         gui->y_offset = y - gui->y1;
 139                 }
 140         }
 141 }
 142
 143 int VideoWindowCanvas::button_release()
 144 {
 145         if(gui->thread->video_cropping && button_down)
 146         {
 147                 button_down = 0;
 148                 corner_selected = 0;
 149         }
 150 }
 151
 152 int VideoWindowCanvas::cursor_motion()
 153 {
 154         if(button_down && gui->thread->video_cropping && corner_selected)
 155         {
 156                 int x = get_cursor_x();
 157                 int y = get_cursor_y();
 158                 draw_crop_box();
 159
 160                 switch(corner_selected)
 161                 {
 162                         case 1:
 163                                 gui->x1 = x - gui->x_offset;  gui->y1 = y - gui->y_offset;
 164                                 break;
 165                         case 2:
 166                                 gui->x1 = x - gui->x_offset;  gui->y2 = y - gui->y_offset;
 167                                 break;
 168                         case 3:
 169                                 gui->x2 = x - gui->x_offset;  gui->y2 = y - gui->y_offset;
 170                                 break;
 171                         case 4:
 172                                 gui->x2 = x - gui->x_offset;  gui->y1 = y - gui->y_offset;
 173                                 break;
 174                 };
 175
 176                 if(gui->x1 < 0) gui->x1 = 0;
 177                 if(gui->y1 < 0) gui->y1 = 0;
 178                 if(gui->x1 > get_w()) gui->x1 = get_w();
 179                 if(gui->y1 > get_h()) gui->y1 = get_h();
 180                 if(gui->x2 < 0) gui->x2 = 0;
 181                 if(gui->y2 < 0) gui->y2 = 0;
 182                 if(gui->x2 > get_w()) gui->x2 = get_w();
 183                 if(gui->y2 > get_h()) gui->y2 = get_h();
 184                 draw_crop_box();
 185                 flash();
 186         }
 187 }
 188
 189 int VideoWindowCanvas::draw_crop_box()
 190 {
 191         int w = gui->x2 - gui->x1;
 192         int h = gui->y2 - gui->y1;
 193
 194         set_inverse();
 195         set_color(WHITE);
 196         draw_box(gui->x1 + 1, gui->y1 + 1, CROPHANDLE_W - 1, CROPHANDLE_H - 1);
 197         draw_box(gui->x1 + 1, gui->y2 - CROPHANDLE_H, CROPHANDLE_W - 1, CROPHANDLE_H);
 198         draw_box(gui->x2 - CROPHANDLE_W, gui->y2 - CROPHANDLE_H, CROPHANDLE_W, CROPHANDLE_H);
 199         draw_box(gui->x2 - CROPHANDLE_W, gui->y1 + 1, CROPHANDLE_W, CROPHANDLE_H - 1);
 200         draw_rectangle(gui->x1, gui->y1, w, h);
 201         set_opaque();
 202 }
 203