rework android-rmt display, add a few buttons

[goodguy/history.git] / cinelerra-5.0 / cinelerra / track.C

diff --git a/cinelerra-5.0/cinelerra/track.C b/cinelerra-5.0/cinelerra/track.C
index 30922045df16e0a7721d992095436f7a696bbb6d..253f1c88272c5dabfdc213a72442990998e294b5 100644 (file)
--- a/cinelerra-5.0/cinelerra/track.C
+++ b/cinelerra-5.0/cinelerra/track.C
@@ -1621,6 +1621,122 @@ void Track::shuffle_edits(double start, double end, int first_track)
        }
 }
 
+// exactly the same as shuffle_edits except for 1 line
+void Track::reverse_edits(double start, double end, int first_track)
+{
+       ArrayList<Edit*> new_edits;
+       ArrayList<Label*> new_labels;
+       int64_t start_units = to_units(start, 0);
+       int64_t end_units = to_units(end, 0);
+// Sample range of all edits selected
+       //int64_t total_start_units = 0;
+       //int64_t total_end_units = 0;
+// Edit before range
+       Edit *start_edit = 0;
+       int have_start_edit = 0;
+
+// Move all edit pointers to list
+       for(Edit *current = edits->first; 
+               current; )
+       {
+               if(current->startproject >= start_units &&
+                       current->startproject + current->length <= end_units)
+               {
+                       if(!have_start_edit) start_edit = current->previous;
+                       have_start_edit = 1;
+                       //total_start_units = current->startproject;
+                       //total_end_units = current->startproject + current->length;
+                       new_edits.append(current);
+
+// Move label pointers
+                       if(first_track && edl->session->labels_follow_edits)
+                       {
+                               double start_seconds = from_units(current->startproject);
+                               double end_seconds = from_units(current->startproject +
+                                       current->length);
+                               for(Label *label = edl->labels->first;
+                                       label;
+                                       label = label->next)
+                               {
+                                       if(label->position >= start_seconds &&
+                                               label->position < end_seconds)
+                                       {
+                                               new_labels.append(label);
+                                               edl->labels->remove_pointer(label);
+                                       }
+                               }
+                       }
+
+// Remove edit pointer
+                       Edit *previous = current;
+                       current = NEXT;
+                       edits->remove_pointer(previous);
+               }
+               else
+               {
+                       current = NEXT;
+               }
+       }
+
+// Insert pointers in reverse order
+       while(new_edits.size())
+       {
+               int index = new_edits.size() - 1;
+               Edit *edit = new_edits.get(index);
+               new_edits.remove_number(index);
+               edits->insert_after(start_edit, edit);
+               start_edit = edit;
+
+// Recalculate start position
+// Save old position for moving labels
+               int64_t startproject1 = edit->startproject;
+               int64_t startproject2 = 0;
+               if(edit->previous)
+               {
+                       edit->startproject = 
+                               startproject2 =
+                               edit->previous->startproject + edit->previous->length;
+               }
+               else
+               {
+                       edit->startproject = startproject2 = 0;
+               }
+
+
+// Insert label pointers
+               if(first_track && edl->session->labels_follow_edits)
+               {
+                       double start_seconds1 = from_units(startproject1);
+                       double start_seconds2 = from_units(startproject2);
+                       //double end_seconds1 = from_units(edit->startproject + edit->length);
+                       for(int i = new_labels.size() - 1; i >= 0; i--)
+                       {
+                               Label *label = new_labels.get(i);
+// Was in old edit position
+                               if(label->position >= start_seconds1 &&
+                                       label->position < start_seconds2)
+                               {
+// Move to new edit position
+                                       double position = label->position - 
+                                               start_seconds1 + 
+                                               start_seconds2;
+                                       edl->labels->insert_label(position);
+                                       new_labels.remove_object_number(i);
+                               }
+                       }
+               }
+
+
+       }
+       
+       optimize();
+       
+       if(first_track && edl->session->labels_follow_edits)
+       {
+               edl->labels->optimize();
+       }
+}
+
 void Track::align_edits(double start, 
        double end, 
        ArrayList<double> *times)