105 lines
2.7 KiB
C++
105 lines
2.7 KiB
C++
/*
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timeline-arrow-tool.cpp - Implementation of the ArrowTool class
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Copyright (C) Lumiera.org
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2008, Joel Holdsworth <joel@airwebreathe.org.uk>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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* *****************************************************/
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#include "gui/widgets/timeline/timeline-arrow-tool.hpp"
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namespace gui {
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namespace widgets {
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namespace timeline {
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using lib::time::Time;
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ArrowTool::ArrowTool(TimelineBody &timelineBody) :
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Tool(timelineBody)
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{
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}
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ToolType
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ArrowTool::get_type() const
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{
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return Arrow;
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}
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Gdk::Cursor
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ArrowTool::get_cursor() const
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{
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return Gdk::Cursor(Gdk::LEFT_PTR);
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}
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void
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ArrowTool::on_button_press_event(GdkEventButton* event)
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{
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REQUIRE (event != NULL);
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Tool::on_button_press_event(event);
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// Convert the mouse click position to a Time
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boost::shared_ptr<TimelineState> state = timelineBody.getTimelineWidget().get_state();
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REQUIRE(state);
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TimelineViewWindow const& window = state->get_view_window();
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Time tpoint = window.x_to_time(mousePoint.get_x());
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// Get the clip, if any
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boost::shared_ptr<timeline::Track> track = getHoveringTrack();
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boost::shared_ptr<Clip> clip = track->getClipAt(tpoint);
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// Nothing to do if there is no clip
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if (clip == boost::shared_ptr<Clip>())
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return;
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clip->setSelected(true);
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}
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void
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ArrowTool::on_button_release_event(GdkEventButton* event)
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{
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REQUIRE (event != NULL);
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Tool::on_button_release_event(event);
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boost::shared_ptr<timeline::Track> track =
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getHoveringTrack();
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}
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void
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ArrowTool::on_motion_notify_event(GdkEventMotion *event)
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{
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REQUIRE (event != NULL);
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Tool::on_motion_notify_event(event);
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// We do not need to do anything if we are not dragging
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if (!isDragging)
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return;
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}
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boost::shared_ptr<timeline::Track>
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ArrowTool::getHoveringTrack ()
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{
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boost::shared_ptr<timeline::Track> track(
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timelineBody.getTimelineWidget().get_hovering_track());
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return track;
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}
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} // namespace timeline
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} // namespace widgets
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} // namespace gui
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