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oak-editor/app/widget/timelineview/tool/ripple.cpp
T

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/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
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 3 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, see <http://www.gnu.org/licenses/>.
***/
#include "widget/timelineview/timelineview.h"
TimelineView::RippleTool::RippleTool(TimelineView* parent) :
PointerTool(parent)
{
SetMovementAllowed(false);
}
void TimelineView::RippleTool::MouseReleaseInternal(QMouseEvent *event)
{
Q_UNUSED(event)
// Retrieve cursor position difference
QPointF scene_pos = GetScenePos(event->pos());
QPointF movement = scene_pos - drag_start_;
// The point to ripple all clips after (we use the earliest point possible)
rational ripple_point = RATIONAL_MAX;
// The amount to ripple by
rational ripple_length = parent()->SceneToTime(movement.x());
// Find earliest point to ripple around
foreach (TimelineViewGhostItem* ghost, parent()->ghost_items_) {
if (ghost->mode() == TimelineViewGhostItem::kTrimIn) {
ripple_point = qMin(ripple_point, ghost->In());
} else if (ghost->mode() == TimelineViewGhostItem::kTrimOut) {
ripple_point = qMin(ripple_point, ghost->Out());
}
}
}
rational TimelineView::RippleTool::FrameValidateInternal(rational time_movement, QVector<TimelineViewGhostItem *> ghosts)
{
// FIXME: Validate rippling
return PointerTool::FrameValidateInternal(time_movement, ghosts);
}