--- /dev/null
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include "cursors.h"
+#include "edit.h"
+#include "edits.h"
+#include "edl.h"
+#include "mwindow.h"
+#include "theme.h"
+#include "track.h"
+#include "trackcanvas.h"
+#include "tracks.h"
+#include "transitionhandles.h"
+
+TransitionHandle::TransitionHandle(MWindow *mwindow,
+ TrackCanvas *trackcanvas,
+ Edit *edit,
+ int x,
+ int y)
+ : CanvasTool(mwindow,
+ trackcanvas,
+ edit,
+ x,
+ y,
+ 0)
+// mwindow->theme->transitionhandle_data)
+{
+}
+
+TransitionHandle::~TransitionHandle()
+{
+}
+
+int TransitionHandle::handle_event()
+{
+ return 0;
+}
+
+
+
+
+TransitionHandles::TransitionHandles(MWindow *mwindow,
+ TrackCanvas *trackcanvas)
+ : CanvasTools(mwindow, trackcanvas)
+{
+}
+
+TransitionHandles::~TransitionHandles()
+{
+}
+
+
+void TransitionHandles::update()
+{
+ decrease_visible();
+
+ for(Track *current = mwindow->edl->tracks->first;
+ current;
+ current = NEXT)
+ {
+ for(Edit *edit = current->edits->first; edit; edit = edit->next)
+ {
+ if(edit->transition)
+ {
+ int64_t edit_x, edit_y, edit_w, edit_h;
+ trackcanvas->edit_dimensions(edit, edit_x, edit_y, edit_w, edit_h);
+ trackcanvas->get_transition_coords(edit_x, edit_y, edit_w, edit_h);
+
+ if(visible(edit_x, edit_w, edit_y, edit_h))
+ {
+ int exists = 0;
+
+ for(int i = 0; i < total; i++)
+ {
+ TransitionHandle *handle = (TransitionHandle*)values[i];
+ if(handle->edit->id == edit->id)
+ {
+ handle->reposition_window(edit_x, edit_y);
+ handle->visible = 1;
+ exists = 1;
+ break;
+ }
+ }
+
+ if(!exists)
+ {
+ TransitionHandle *handle = new TransitionHandle(mwindow,
+ trackcanvas,
+ edit,
+ edit_x,
+ edit_y);
+ trackcanvas->add_subwindow(handle);
+ handle->set_cursor(ARROW_CURSOR, 0, 0);
+ append(handle);
+ }
+ }
+ }
+ }
+ }
+
+ delete_invisible();
+}