48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2019 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(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, see <http://www.gnu.org/licenses/>.
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***/
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#include "widget/timelineview/timelineview.h"
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TimelineView::ZoomTool::ZoomTool(TimelineView* parent) :
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Tool(parent)
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{
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}
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void TimelineView::ZoomTool::MousePress(QMouseEvent *event)
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{
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Q_UNUSED(event)
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}
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void TimelineView::ZoomTool::MouseMove(QMouseEvent *event)
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{
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Q_UNUSED(event)
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}
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void TimelineView::ZoomTool::MouseRelease(QMouseEvent *event)
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{
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if (event->modifiers() & Qt::AltModifier) {
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// Zoom out if the user clicks while holding Alt
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emit parent()->UserSetScale(parent()->scale_ * 0.5);
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} else {
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// Otherwise zoom in
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emit parent()->UserSetScale(parent()->scale_ * 2);
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}
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}
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