/* Copyright (C) 2000-2003 Paul Davis Written by Colin Law, CMT, Glasgow 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., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "imageframe_view.h" #include "imageframe_time_axis.h" #include "imageframe_time_axis_view.h" #include "imageframe_time_axis_group.h" #include "marker_time_axis_view.h" #include "marker_time_axis.h" #include "marker_view.h" #include "editor.h" #include "i18n.h" #include "canvas_impl.h" #include #include "pbd/error.h" #include #include #include #include #include #include "imageframe_socket_handler.h" #include "ardour_image_compositor_socket.h" #include "public_editor.h" #include "gui_thread.h" using namespace Gtk; using namespace PBD; using namespace std; TimeAxisView* Editor::get_named_time_axis(const string & name) { TimeAxisView* tav = 0 ; for (TrackViewList::const_iterator i = track_views.begin(); i != track_views.end(); ++i) { if (((TimeAxisView*)*i)->name() == name) { tav = ((TimeAxisView*)*i) ; break ; } } return(tav) ; } /* */ void Editor::add_imageframe_time_axis(const string & track_name, void* src) { // check for duplicate name if(get_named_time_axis(track_name)) { warning << "Repeated time axis name" << std::endl ; } else { Gtkmm2ext::UI::instance()->call_slot (boost::bind (&Editor::handle_new_imageframe_time_axis_view, this,track_name, src)); } } void Editor::connect_to_image_compositor() { if(image_socket_listener == 0) { image_socket_listener = ImageFrameSocketHandler::create_instance(*this) ; } if(image_socket_listener->is_connected() == true) { return ; } // XXX should really put this somewhere safe const char * host_ip = "127.0.0.1" ; bool retcode = image_socket_listener->connect(host_ip, ardourvis::DEFAULT_PORT) ; if(retcode == false) { // XXX need to get some return status here warning << "Image Compositor Connection attempt failed" << std::endl ; return ; } // add the socket to the gui loop, and keep the retuned tag value of the input gint tag = gdk_input_add(image_socket_listener->get_socket_descriptor(), GDK_INPUT_READ,ImageFrameSocketHandler::image_socket_callback,image_socket_listener) ; image_socket_listener->set_gdk_input_tag(tag) ; } void Editor::scroll_timeaxis_to_imageframe_item(const TimeAxisViewItem* item) { // GTK2FIX //framepos_t offset = static_cast(frames_per_unit * (edit_hscroll_slider_width/2)) ; framepos_t offset = 0; framepos_t x_pos = 0 ; if (item->get_position() < offset) { x_pos = 0 ; } else { x_pos = item->get_position() - offset + (item->get_duration() / 2); } reset_x_origin (x_pos); } void Editor::add_imageframe_marker_time_axis(const string & track_name, TimeAxisView* marked_track, void* src) { // Can we only sigc::bind 2 data Items? // @todo we really want to sigc::bind the src attribute too, for the moment tracks can only be added remotely, // so this is not too much of an issue, however will need to be looked at again Gtkmm2ext::UI::instance()->call_slot (boost::bind (&Editor::handle_new_imageframe_marker_time_axis_view, this, track_name, marked_track)); } void Editor::popup_imageframe_edit_menu(int button, int32_t time, ArdourCanvas::Item* ifv, bool with_item) { ImageFrameTimeAxis* ifta = dynamic_cast(clicked_axisview) ; if(ifta) { ImageFrameTimeAxisGroup* iftag = ifta->get_view()->get_selected_imageframe_group() ; if(iftag) { ImageFrameView* selected_ifv = ifta->get_view()->get_selected_imageframe_view() ; ifta->popup_imageframe_edit_menu(button, time, selected_ifv, with_item) ; } } } void Editor::popup_marker_time_axis_edit_menu(int button, int32_t time, ArdourCanvas::Item* ifv, bool with_item) { MarkerTimeAxis* mta = dynamic_cast(clicked_axisview) ; if(mta) { MarkerView* selected_mv = mta->get_view()->get_selected_time_axis_item() ; if(selected_mv) { mta->popup_marker_time_axis_edit_menu(button,time, selected_mv, with_item) ; } } } /* */ /* */ bool Editor::canvas_imageframe_item_view_event (GdkEvent *event, ArdourCanvas::Item* item, ImageFrameView *ifv) { gint ret = FALSE ; ImageFrameTimeAxisGroup* iftag = 0 ; switch (event->type) { case GDK_BUTTON_PRESS: case GDK_2BUTTON_PRESS: case GDK_3BUTTON_PRESS: clicked_axisview = &ifv->get_time_axis_view(); iftag = ifv->get_time_axis_group() ; dynamic_cast(clicked_axisview)->get_view()->set_selected_imageframe_view(iftag, ifv); ret = button_press_handler (item, event, ImageFrameItem) ; break ; case GDK_BUTTON_RELEASE: ret = button_release_handler (item, event, ImageFrameItem) ; break ; case GDK_MOTION_NOTIFY: ret = motion_handler (item, event, ImageFrameItem) ; break ; default: break ; } return(ret) ; } bool Editor::canvas_imageframe_start_handle_event (GdkEvent *event, ArdourCanvas::Item* item, ImageFrameView *ifv) { gint ret = FALSE ; ImageFrameTimeAxisGroup* iftag = 0 ; switch (event->type) { case GDK_BUTTON_PRESS: case GDK_2BUTTON_PRESS: case GDK_3BUTTON_PRESS: clicked_axisview = &ifv->get_time_axis_view() ; iftag = ifv->get_time_axis_group() ; dynamic_cast(clicked_axisview)->get_view()->set_selected_imageframe_view(iftag, ifv); ret = button_press_handler (item, event, ImageFrameHandleStartItem) ; break ; case GDK_BUTTON_RELEASE: ret = button_release_handler (item, event, ImageFrameHandleStartItem) ; break; case GDK_MOTION_NOTIFY: ret = motion_handler (item, event, ImageFrameHandleStartItem) ; break ; case GDK_ENTER_NOTIFY: ret = enter_handler (item, event, ImageFrameHandleStartItem) ; break ; case GDK_LEAVE_NOTIFY: ret = leave_handler (item, event, ImageFrameHandleStartItem) ; break ; default: break ; } return(ret) ; } bool Editor::canvas_imageframe_end_handle_event (GdkEvent *event, ArdourCanvas::Item* item, ImageFrameView *ifv) { gint ret = FALSE ; ImageFrameTimeAxisGroup* iftag = 0 ; switch (event->type) { case GDK_BUTTON_PRESS: case GDK_2BUTTON_PRESS: case GDK_3BUTTON_PRESS: clicked_axisview = &ifv->get_time_axis_view() ; iftag = ifv->get_time_axis_group() ; dynamic_cast(clicked_axisview)->get_view()->set_selected_imageframe_view(iftag, ifv); ret = button_press_handler (item, event, ImageFrameHandleEndItem) ; break ; case GDK_BUTTON_RELEASE: ret = button_release_handler (item, event, ImageFrameHandleEndItem) ; break ; case GDK_MOTION_NOTIFY: ret = motion_handler (item, event, ImageFrameHandleEndItem) ; break ; case GDK_ENTER_NOTIFY: ret = enter_handler (item, event, ImageFrameHandleEndItem) ; break ; case GDK_LEAVE_NOTIFY: ret = leave_handler (item, event, ImageFrameHandleEndItem); break ; default: break ; } return(ret) ; } bool Editor::canvas_imageframe_view_event (GdkEvent* event, ArdourCanvas::Item* item, ImageFrameTimeAxis* ifta) { gint ret = FALSE ; switch (event->type) { case GDK_BUTTON_PRESS: case GDK_2BUTTON_PRESS: case GDK_3BUTTON_PRESS: clicked_axisview = ifta ; ret = button_press_handler (item, event, ImageFrameTimeAxisItem) ; break ; case GDK_BUTTON_RELEASE: ret = button_release_handler (item, event, ImageFrameTimeAxisItem) ; break ; case GDK_MOTION_NOTIFY: break ; default: break ; } return(ret) ; } bool Editor::canvas_marker_time_axis_view_event (GdkEvent* event, ArdourCanvas::Item* item, MarkerTimeAxis* mta) { gint ret = FALSE ; switch (event->type) { case GDK_BUTTON_PRESS: case GDK_2BUTTON_PRESS: case GDK_3BUTTON_PRESS: clicked_axisview = mta ; ret = button_press_handler(item, event, MarkerTimeAxisItem) ; break ; case GDK_BUTTON_RELEASE: ret = button_release_handler(item, event, MarkerTimeAxisItem) ; break ; case GDK_MOTION_NOTIFY: default: break ; } return(ret) ; } bool Editor::canvas_markerview_item_view_event (GdkEvent* event, ArdourCanvas::Item* item, MarkerView* mta) { gint ret = FALSE ; switch (event->type) { case GDK_BUTTON_PRESS: case GDK_2BUTTON_PRESS: case GDK_3BUTTON_PRESS: clicked_axisview = &mta->get_time_axis_view() ; dynamic_cast(clicked_axisview)->get_view()->set_selected_time_axis_item(mta); ret = button_press_handler(item, event, MarkerViewItem) ; break ; case GDK_BUTTON_RELEASE: ret = button_release_handler(item, event, MarkerViewItem) ; break ; case GDK_MOTION_NOTIFY: ret = motion_handler(item, event, MarkerViewItem) ; break ; default: break ; } return(ret) ; } bool Editor::canvas_markerview_start_handle_event (GdkEvent* event, ArdourCanvas::Item* item, MarkerView* mta) { gint ret = FALSE ; switch (event->type) { case GDK_BUTTON_PRESS: case GDK_2BUTTON_PRESS: case GDK_3BUTTON_PRESS: clicked_axisview = &mta->get_time_axis_view() ; dynamic_cast(clicked_axisview)->get_view()->set_selected_time_axis_item(mta) ; ret = button_press_handler(item, event, MarkerViewHandleStartItem) ; break ; case GDK_BUTTON_RELEASE: ret = button_release_handler(item, event, MarkerViewHandleStartItem) ; break ; case GDK_MOTION_NOTIFY: ret = motion_handler(item, event, MarkerViewHandleStartItem) ; break ; case GDK_ENTER_NOTIFY: ret = enter_handler(item, event, MarkerViewHandleStartItem) ; break ; case GDK_LEAVE_NOTIFY: ret = leave_handler(item, event, MarkerViewHandleStartItem) ; break ; default: break ; } return(ret) ; } bool Editor::canvas_markerview_end_handle_event (GdkEvent* event, ArdourCanvas::Item* item, MarkerView* mta) { gint ret = FALSE ; switch (event->type) { case GDK_BUTTON_PRESS: case GDK_2BUTTON_PRESS: case GDK_3BUTTON_PRESS: clicked_axisview = &mta->get_time_axis_view() ; dynamic_cast(clicked_axisview)->get_view()->set_selected_time_axis_item(mta) ; ret = button_press_handler(item, event, MarkerViewHandleEndItem) ; break ; case GDK_BUTTON_RELEASE: ret = button_release_handler(item, event, MarkerViewHandleEndItem) ; break ; case GDK_MOTION_NOTIFY: ret = motion_handler(item, event, MarkerViewHandleEndItem) ; break ; case GDK_ENTER_NOTIFY: ret = enter_handler(item, event, MarkerViewHandleEndItem) ; break ; case GDK_LEAVE_NOTIFY: ret = leave_handler(item, event, MarkerViewHandleEndItem) ; break ; default: break ; } return(ret) ; } /* */ /* --------------------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------------------- */ /* */ void Editor::start_imageframe_grab(ArdourCanvas::Item* item, GdkEvent* event) { ImageFrameView* ifv = ((ImageFrameTimeAxis*)clicked_axisview)->get_view()->get_selected_imageframe_view() ; drag_info.copy = false ; drag_info.item = item ; drag_info.data = ifv ; drag_info.motion_callback = &Editor::imageframe_drag_motion_callback; drag_info.finished_callback = &Editor::timeaxis_item_drag_finished_callback; drag_info.last_frame_position = ifv->get_position() ; drag_info.source_trackview = &ifv->get_time_axis_view() ; drag_info.dest_trackview = drag_info.source_trackview; /* this is subtle. raising the regionview itself won't help, because raise_to_top() just puts the item on the top of its parent's stack. so, we need to put the trackview canvas_display group on the top, since its parent is the whole canvas. however, this hides the measure bars within that particular trackview, so move them to the top afterwards. */ drag_info.item->raise_to_top(); drag_info.source_trackview->canvas_display->raise_to_top(); //time_line_group->raise_to_top(); cursor_group->raise_to_top (); start_grab(event) ; drag_info.pointer_frame_offset = pixel_to_frame(drag_info.grab_x) - drag_info.last_frame_position; } void Editor::start_markerview_grab(ArdourCanvas::Item* item, GdkEvent* event) { MarkerView* mv = ((MarkerTimeAxis*)clicked_axisview)->get_view()->get_selected_time_axis_item() ; drag_info.copy = false ; drag_info.item = item ; drag_info.data = mv ; drag_info.motion_callback = &Editor::markerview_drag_motion_callback; drag_info.finished_callback = &Editor::timeaxis_item_drag_finished_callback; drag_info.last_frame_position = mv->get_position() ; drag_info.source_trackview = &mv->get_time_axis_view() ; drag_info.dest_trackview = drag_info.source_trackview; /* this is subtle. raising the regionview itself won't help, because raise_to_top() just puts the item on the top of its parent's stack. so, we need to put the trackview canvas_display group on the top, since its parent is the whole canvas. however, this hides the measure bars within that particular trackview, so move them to the top afterwards. */ drag_info.item->raise_to_top(); drag_info.source_trackview->canvas_display->raise_to_top(); //time_line_group->raise_to_top(); cursor_group->raise_to_top (); start_grab(event) ; drag_info.pointer_frame_offset = pixel_to_frame(drag_info.grab_x) - drag_info.last_frame_position ; } void Editor::markerview_drag_motion_callback(ArdourCanvas::Item*, GdkEvent* event) { double cx, cy ; MarkerView* mv = reinterpret_cast(drag_info.data) ; framepos_t pending_region_position ; framepos_t pointer_frame ; pointer_frame = event_frame(event, &cx, &cy) ; snap_to(pointer_frame) ; if (pointer_frame > (framepos_t) drag_info.pointer_frame_offset) { pending_region_position = pointer_frame - drag_info.pointer_frame_offset ; snap_to(pending_region_position) ; // we dont allow marker items to extend beyond, or in front of the marked items so // cap the value to the marked items position and duration if((pending_region_position + mv->get_duration()) >= ((mv->get_marked_item()->get_position()) + (mv->get_marked_item()->get_duration()))) { pending_region_position = (mv->get_marked_item()->get_position() + mv->get_marked_item()->get_duration()) - (mv->get_duration()) ; } else if(pending_region_position <= mv->get_marked_item()->get_position()) { pending_region_position = mv->get_marked_item()->get_position() ; } } else { pending_region_position = mv->get_marked_item()->get_position() ; } drag_info.last_frame_position = pending_region_position ; // we treat this as a special case, usually we want to send the identitiy of the caller // but in this case, that would trigger our socket handler to handle the event, sending // notification to the image compositor. This would be fine, except that we have not // finished the drag, we therefore do not want to sent notification until we have // completed the drag, only then do we want the image compositor notofied. // We therefore set the caller identity to the special case of 0 mv->set_position(pending_region_position, 0) ; show_verbose_time_cursor(pending_region_position) ; } void Editor::imageframe_drag_motion_callback(ArdourCanvas::Item*, GdkEvent* event) { double cx, cy ; ImageFrameView* ifv = reinterpret_cast(drag_info.data) ; framepos_t pending_region_position; framepos_t pointer_frame; pointer_frame = event_frame(event, &cx, &cy) ; snap_to(pointer_frame) ; if (pointer_frame > (framepos_t) drag_info.pointer_frame_offset) { pending_region_position = pointer_frame - drag_info.pointer_frame_offset ; snap_to(pending_region_position) ; } else { pending_region_position = 0 ; } drag_info.grab_x = cx; //drag_info.last_frame_position = pending_region_position ; drag_info.current_pointer_frame = pending_region_position ; // we treat this as a special case, usually we want to send the identitiy of the caller // but in this case, that would trigger our socket handler to handle the event, sending // notification to the image compositor. This would be fine, except that we have not // finished the drag, we therefore do not want to sent notification until we have // completed the drag, only then do we want the image compositor notofied. // We therefore set the caller identity to the special case of 0 ifv->set_position(pending_region_position, 0) ; show_verbose_time_cursor(pending_region_position) ; } void Editor::timeaxis_item_drag_finished_callback(ArdourCanvas::Item*, GdkEvent* event) { framepos_t where ; TimeAxisViewItem* tavi = reinterpret_cast(drag_info.data) ; bool item_x_movement = (drag_info.last_frame_position != tavi->get_position()) ; hide_verbose_canvas_cursor() ; /* no x or y movement either means the regionview hasn't been moved, or has been moved but is back in it's original position/trackview.*/ if(!item_x_movement && event && event->type == GDK_BUTTON_RELEASE) { /* No motion: either set the current region, or align the clicked region with the current one. */ return; } if(item_x_movement) { /* base the new region position on the current position of the regionview.*/ where = drag_info.current_pointer_frame ; // final call to set position after the motion to tell interested parties of the new position tavi->set_position(where, this) ; } else { //where = tavi->get_position() ; } } void Editor::imageframe_start_handle_op(ArdourCanvas::Item* item, GdkEvent* event) { // get the selected item from the parent time axis ImageFrameTimeAxis* ifta = dynamic_cast(clicked_axisview) ; if(ifta) { ImageFrameView* ifv = ifta->get_view()->get_selected_imageframe_view() ; if (ifv == 0) { fatal << _("programming error: no ImageFrameView selected") << endmsg; /*NOTREACHED*/ return ; } drag_info.item = ifv->get_canvas_frame() ; drag_info.data = ifv; drag_info.grab_x = event->motion.x; drag_info.cumulative_x_drag = 0; drag_info.motion_callback = &Editor::imageframe_start_handle_trim_motion ; drag_info.finished_callback = &Editor::imageframe_start_handle_end_trim ; start_grab(event) ; show_verbose_time_cursor(ifv->get_position(), 10) ; } } void Editor::imageframe_end_handle_op(ArdourCanvas::Item* item, GdkEvent* event) { // get the selected item from the parent time axis ImageFrameTimeAxis* ifta = dynamic_cast(clicked_axisview) ; if(ifta) { ImageFrameView* ifv = ifta->get_view()->get_selected_imageframe_view() ; if (ifv == 0) { fatal << _("programming error: no ImageFrameView selected") << endmsg ; /*NOTREACHED*/ return ; } drag_info.item = ifv->get_canvas_frame() ; drag_info.data = ifv ; drag_info.grab_x = event->motion.x ; drag_info.cumulative_x_drag = 0 ; drag_info.motion_callback = &Editor::imageframe_end_handle_trim_motion ; drag_info.finished_callback = &Editor::imageframe_end_handle_end_trim ; start_grab(event, trimmer_cursor) ; show_verbose_time_cursor(ifv->get_position() + ifv->get_duration(), 10) ; } } void Editor::imageframe_start_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) { ImageFrameView* ifv = reinterpret_cast (drag_info.data) ; framepos_t start = 0 ; framepos_t end = 0 ; framepos_t pointer_frame = event_frame(event) ; // chekc th eposition of the item is not locked if(!ifv->get_position_locked()) { snap_to(pointer_frame) ; if(pointer_frame != drag_info.last_pointer_frame) { start = ifv->get_position() ; end = ifv->get_position() + ifv->get_duration() ; if (pointer_frame > end) { start = end ; } else { start = pointer_frame ; } // are we getting bigger or smaller? framepos_t new_dur_val = end - start ; // start handle, so a smaller pointer frame increases our component size if(pointer_frame <= drag_info.grab_frame) { if(ifv->get_max_duration_active() && (new_dur_val > ifv->get_max_duration())) { new_dur_val = ifv->get_max_duration() ; start = end - new_dur_val ; } else { // current values are ok } } else { if(ifv->get_min_duration_active() && (new_dur_val < ifv->get_min_duration())) { new_dur_val = ifv->get_min_duration() ; start = end - new_dur_val ; } else { // current values are ok } } drag_info.last_pointer_frame = pointer_frame ; /* re-calculatethe duration and position of the imageframeview */ drag_info.cumulative_x_drag = new_dur_val ; // we treat this as a special case, usually we want to send the identitiy of the caller // but in this case, that would trigger our socket handler to handle the event, sending // notification to the image compositor. This would be fine, except that we have not // finished the drag, we therefore do not want to sent notification until we have // completed the drag, only then do we want the image compositor notofied. // We therefore set the caller identity to the special case of 0 ifv->set_duration(new_dur_val, 0) ; ifv->set_position(start, 0) ; } } show_verbose_time_cursor(start, 10) ; } void Editor::imageframe_start_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) { ImageFrameView* ifv = reinterpret_cast (drag_info.data) ; if (drag_info.cumulative_x_drag == 0) { /* just a click */ } else { framepos_t temp = ifv->get_position() + ifv->get_duration() ; ifv->set_position((framepos_t) (temp - drag_info.cumulative_x_drag), this) ; ifv->set_duration((framepos_t) drag_info.cumulative_x_drag, this) ; } } void Editor::imageframe_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) { ImageFrameView* ifv = reinterpret_cast (drag_info.data) ; framepos_t start = 0 ; framepos_t end = 0 ; framepos_t pointer_frame = event_frame(event) ; framepos_t new_dur_val = 0 ; snap_to(pointer_frame) ; if (pointer_frame != drag_info.last_pointer_frame) { start = ifv->get_position() ; end = ifv->get_position() + ifv->get_duration() ; if (pointer_frame < start) { end = start ; } else { end = pointer_frame ; } new_dur_val = end - start ; // are we getting bigger or smaller? if(pointer_frame >= drag_info.last_pointer_frame) { if(ifv->get_max_duration_active() && (new_dur_val > ifv->get_max_duration())) { new_dur_val = ifv->get_max_duration() ; } } else { if(ifv->get_min_duration_active() && (new_dur_val < ifv->get_min_duration())) { new_dur_val = ifv->get_min_duration() ; } } drag_info.last_pointer_frame = pointer_frame ; drag_info.cumulative_x_drag = new_dur_val ; // we treat this as a special case, usually we want to send the identitiy of the caller // but in this case, that would trigger our socket handler to handle the event, sending // notification to the image compositor. This would be fine, except that we have not // finished the drag, we therefore do not want to sent notification until we have // completed the drag, only then do we want the image compositor notofied. // We therefore set the caller identity to the special case of 0 ifv->set_duration(new_dur_val, 0) ; } show_verbose_time_cursor(new_dur_val, 10) ; } void Editor::imageframe_end_handle_end_trim (ArdourCanvas::Item* item, GdkEvent* event) { ImageFrameView* ifv = reinterpret_cast (drag_info.data) ; if (drag_info.cumulative_x_drag == 0) { /* just a click */ } else { framepos_t new_duration = (framepos_t)drag_info.cumulative_x_drag ; if((new_duration <= ifv->get_max_duration()) && (new_duration >= ifv->get_min_duration())) { ifv->set_duration(new_duration, this) ; } } } void Editor::markerview_item_start_handle_op(ArdourCanvas::Item* item, GdkEvent* event) { MarkerView* mv = reinterpret_cast(clicked_axisview)->get_view()->get_selected_time_axis_item() ; if (mv == 0) { fatal << _("programming error: no MarkerView selected") << endmsg ; /*NOTREACHED*/ return ; } drag_info.item = mv->get_canvas_frame() ; drag_info.data = mv; drag_info.grab_x = event->motion.x; drag_info.cumulative_x_drag = 0 ; drag_info.motion_callback = &Editor::markerview_start_handle_trim_motion ; drag_info.finished_callback = &Editor::markerview_start_handle_end_trim ; start_grab(event, trimmer_cursor) ; } void Editor::markerview_item_end_handle_op(ArdourCanvas::Item* item, GdkEvent* event) { MarkerView* mv = reinterpret_cast(clicked_axisview)->get_view()->get_selected_time_axis_item() ; if (mv == 0) { fatal << _("programming error: no MarkerView selected") << endmsg ; /*NOTREACHED*/ return ; } drag_info.item = mv->get_canvas_frame() ; drag_info.data = mv ; drag_info.grab_x = event->motion.x ; drag_info.cumulative_x_drag = 0 ; drag_info.motion_callback = &Editor::markerview_end_handle_trim_motion ; drag_info.finished_callback = &Editor::markerview_end_handle_end_trim ; start_grab(event, trimmer_cursor) ; } void Editor::markerview_start_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) { MarkerView* mv = reinterpret_cast (drag_info.data) ; framepos_t start = 0 ; framepos_t end = 0 ; framepos_t pointer_frame = event_frame(event) ; // chekc th eposition of the item is not locked if(!mv->get_position_locked()) { snap_to(pointer_frame) ; if(pointer_frame != drag_info.last_pointer_frame) { start = mv->get_position() ; end = mv->get_position() + mv->get_duration() ; if (pointer_frame > end) { start = end ; } else { start = pointer_frame ; } // are we getting bigger or smaller? framepos_t new_dur_val = end - start ; if(pointer_frame <= drag_info.grab_frame) { if(mv->get_max_duration_active() && (new_dur_val > mv->get_max_duration())) { new_dur_val = mv->get_max_duration() ; start = end - new_dur_val ; } else { // current values are ok } } else { if(mv->get_min_duration_active() && (new_dur_val < mv->get_min_duration())) { new_dur_val = mv->get_min_duration() ; start = end - new_dur_val ; } else { // current values are ok } } drag_info.last_pointer_frame = pointer_frame ; /* re-calculatethe duration and position of the imageframeview */ drag_info.cumulative_x_drag = new_dur_val ; // we treat this as a special case, usually we want to send the identitiy of the caller // but in this case, that would trigger our socket handler to handle the event, sending // notification to the image compositor. This would be fine, except that we have not // finished the drag, we therefore do not want to sent notification until we have // completed the drag, only then do we want the image compositor notofied. // We therefore set the caller identity to the special case of 0 mv->set_duration(new_dur_val, 0) ; mv->set_position(start, 0) ; } } show_verbose_time_cursor(start, 10) ; } void Editor::markerview_start_handle_end_trim(ArdourCanvas::Item* item, GdkEvent* event) { MarkerView* mv = reinterpret_cast (drag_info.data) ; if (drag_info.cumulative_x_drag == 0) { /* just a click */ } else { framepos_t temp = mv->get_position() + mv->get_duration() ; mv->set_position((framepos_t) (temp - drag_info.cumulative_x_drag), this) ; mv->set_duration((framepos_t) drag_info.cumulative_x_drag, this) ; } } void Editor::markerview_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event) { MarkerView* mv = reinterpret_cast (drag_info.data) ; framepos_t start = 0 ; framepos_t end = 0 ; framepos_t pointer_frame = event_frame(event) ; framepos_t new_dur_val = 0 ; snap_to(pointer_frame) ; if (pointer_frame != drag_info.last_pointer_frame) { start = mv->get_position() ; end = mv->get_position() + mv->get_duration() ; if(pointer_frame < start) { end = start ; } else { end = pointer_frame ; } new_dur_val = end - start ; // are we getting bigger or smaller? if(pointer_frame >= drag_info.last_pointer_frame) { // we cant extend beyond the item we are marking ImageFrameView* marked_item = mv->get_marked_item() ; framepos_t marked_end = marked_item->get_position() + marked_item->get_duration() ; if(mv->get_max_duration_active() && (new_dur_val > mv->get_max_duration())) { if((start + mv->get_max_duration()) > marked_end) { new_dur_val = marked_end - start ; } else { new_dur_val = mv->get_max_duration() ; } } else if(end > marked_end) { new_dur_val = marked_end - start ; } } else { if(mv->get_min_duration_active() && (new_dur_val < mv->get_min_duration())) { new_dur_val = mv->get_min_duration() ; } } drag_info.last_pointer_frame = pointer_frame ; drag_info.cumulative_x_drag = new_dur_val ; // we treat this as a special case, usually we want to send the identitiy of the caller // but in this case, that would trigger our socket handler to handle the event, sending // notification to the image compositor. This would be fine, except that we have not // finished the drag, we therefore do not want to sent notification until we have // completed the drag, only then do we want the image compositor notofied. // We therefore set the caller identity to the special case of 0 mv->set_duration(new_dur_val, 0) ; } show_verbose_time_cursor(new_dur_val, 10) ; } void Editor::markerview_end_handle_end_trim (ArdourCanvas::Item* item, GdkEvent* event) { MarkerView* mv = reinterpret_cast (drag_info.data) ; if (drag_info.cumulative_x_drag == 0) { /* just a click */ } else { framepos_t new_duration = (framepos_t)drag_info.cumulative_x_drag ; mv->set_duration(new_duration, this) ; } } /* */ /* */ void Editor::handle_new_imageframe_time_axis_view(const string & track_name, void* src) { ImageFrameTimeAxis* iftav ; iftav = new ImageFrameTimeAxis(track_name, *this, *session, *track_canvas) ; iftav->set_time_axis_name(track_name, this) ; track_views.push_back(iftav) ; TreeModel::Row row = *(route_display_model->append()); row[route_display_columns.text] = iftav->name(); row[route_display_columns.tv] = iftav; route_list_display.get_selection()->select (row); iftav->gui_changed.connect(sigc::mem_fun(*this, &Editor::handle_gui_changes)) ; } void Editor::handle_new_imageframe_marker_time_axis_view(const string & track_name, TimeAxisView* marked_track) { MarkerTimeAxis* mta = new MarkerTimeAxis (*this, *this->session(), *track_canvas, track_name, marked_track) ; ((ImageFrameTimeAxis*)marked_track)->add_marker_time_axis(mta, this) ; track_views.push_back(mta) ; TreeModel::Row row = *(route_display_model->append()); row[route_display_columns.text] = mta->name(); row[route_display_columns.tv] = mta; route_list_display.get_selection()->select (row); } /* */