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livetrax/gtk2_ardour/editor_imageframe.cc

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/*
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 <gtkmm2ext/gtk_ui.h>
#include "pbd/error.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <unistd.h>
#include <arpa/inet.h>
#include "imageframe_socket_handler.h"
#include "ardour_image_compositor_socket.h"
#include "public_editor.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) ;
}
/* <CMT Additions file="editor.cc"> */
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
//nframes64_t offset = static_cast<nframes64_t>(frames_per_unit * (edit_hscroll_slider_width/2)) ;
nframes64_t offset = 0;
nframes64_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<ImageFrameTimeAxis*>(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<MarkerTimeAxis*>(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) ;
}
}
}
/* </CMT Additions file="editor.cc"> */
/* <CMT Additions file="editor_canvas_events.cc"> */
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<ImageFrameTimeAxis*>(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<ImageFrameTimeAxis*>(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<ImageFrameTimeAxis*>(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<MarkerTimeAxis*>(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<MarkerTimeAxis*>(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<MarkerTimeAxis*>(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) ;
}
/* </CMT Additions file="editor_canvas_events.cc"> */
/*
---------------------------------------------------------------------------------------------------
---------------------------------------------------------------------------------------------------
---------------------------------------------------------------------------------------------------
*/
/* <CMT Additions file="editor_mouse.cc"> */
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<MarkerView*>(drag_info.data) ;
nframes64_t pending_region_position ;
nframes64_t pointer_frame ;
pointer_frame = event_frame(event, &cx, &cy) ;
snap_to(pointer_frame) ;
if (pointer_frame > (nframes64_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<ImageFrameView*>(drag_info.data) ;
nframes64_t pending_region_position;
nframes64_t pointer_frame;
pointer_frame = event_frame(event, &cx, &cy) ;
snap_to(pointer_frame) ;
if (pointer_frame > (nframes64_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)
{
nframes64_t where ;
TimeAxisViewItem* tavi = reinterpret_cast<TimeAxisViewItem*>(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<ImageFrameTimeAxis*>(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<ImageFrameTimeAxis*>(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<ImageFrameView*> (drag_info.data) ;
nframes64_t start = 0 ;
nframes64_t end = 0 ;
nframes64_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?
nframes64_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<ImageFrameView *> (drag_info.data) ;
if (drag_info.cumulative_x_drag == 0)
{
/* just a click */
}
else
{
nframes64_t temp = ifv->get_position() + ifv->get_duration() ;
ifv->set_position((nframes64_t) (temp - drag_info.cumulative_x_drag), this) ;
ifv->set_duration((nframes64_t) drag_info.cumulative_x_drag, this) ;
}
}
void
Editor::imageframe_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event)
{
ImageFrameView* ifv = reinterpret_cast<ImageFrameView *> (drag_info.data) ;
nframes64_t start = 0 ;
nframes64_t end = 0 ;
nframes64_t pointer_frame = event_frame(event) ;
nframes64_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<ImageFrameView *> (drag_info.data) ;
if (drag_info.cumulative_x_drag == 0)
{
/* just a click */
}
else
{
nframes64_t new_duration = (nframes64_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<MarkerTimeAxis*>(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<MarkerTimeAxis*>(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<MarkerView*> (drag_info.data) ;
nframes64_t start = 0 ;
nframes64_t end = 0 ;
nframes64_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?
nframes64_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<MarkerView*> (drag_info.data) ;
if (drag_info.cumulative_x_drag == 0)
{
/* just a click */
}
else
{
nframes64_t temp = mv->get_position() + mv->get_duration() ;
mv->set_position((nframes64_t) (temp - drag_info.cumulative_x_drag), this) ;
mv->set_duration((nframes64_t) drag_info.cumulative_x_drag, this) ;
}
}
void
Editor::markerview_end_handle_trim_motion(ArdourCanvas::Item* item, GdkEvent* event)
{
MarkerView* mv = reinterpret_cast<MarkerView*> (drag_info.data) ;
nframes64_t start = 0 ;
nframes64_t end = 0 ;
nframes64_t pointer_frame = event_frame(event) ;
nframes64_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() ;
nframes64_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<MarkerView*> (drag_info.data) ;
if (drag_info.cumulative_x_drag == 0)
{
/* just a click */
}
else
{
nframes64_t new_duration = (nframes64_t)drag_info.cumulative_x_drag ;
mv->set_duration(new_duration, this) ;
}
}
/* </CMT Additions file="editor_mouse.cc"> */
/* <CMT Additions file="editor_route_list.cc"> */
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->GoingAway.connect(sigc::bind(sigc::mem_fun(*this, &Editor::remove_route), (TimeAxisView*)iftav)) ;
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->current_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);
mta->GoingAway.connect(sigc::bind(sigc::mem_fun(*this, &Editor::remove_route), (TimeAxisView*)mta)) ;
}
/* </CMT Additions file="editor_route_list.cc"> */
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