Files
newspark110/actions/rs_actionzoomin.cpp
Chenwenxuan edac2715f0 init
2024-03-06 14:54:30 +08:00

89 lines
2.6 KiB
C++

/****************************************************************************
**
** This file is part of the LibreCAD project, a 2D CAD program
**
** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
** Copyright (C) 2001-2003 RibbonSoft. All rights reserved.
**
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file gpl-2.0.txt included in the
** packaging of this file.
**
** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
**
** This copyright notice MUST APPEAR in all copies of the script!
**
**********************************************************************/
#include "rs_actionzoomin.h"
#include <QAction>
#include "rs_graphicview.h"
/**
* Default constructor.
*
* @param direction In for zooming in, Out for zooming out.
* @param axis Axis that are affected by the zoom (OnlyX, OnlyY or Both)
*/
RS_ActionZoomIn::RS_ActionZoomIn(RS_EntityContainer& container,
RS_GraphicView& graphicView,
RS2::ZoomDirection direction,
RS2::Axis axis,
RS_Vector const* pCenter,
double factor)
:RS_ActionInterface("Zoom in", container, graphicView)
,zoom_factor(factor)
,direction(direction)
,axis(axis)
,center(pCenter?new RS_Vector{*pCenter}:new RS_Vector{})
{
}
RS_ActionZoomIn::~RS_ActionZoomIn() = default;
void RS_ActionZoomIn::init(int status) {
RS_ActionInterface::init(status);
trigger();
}
void RS_ActionZoomIn::trigger() {
switch (axis) {
case RS2::OnlyX:
if (direction==RS2::In) {
graphicView->zoomInX();
} else {
graphicView->zoomOutX();
}
break;
case RS2::OnlyY:
if (direction==RS2::In) {
graphicView->zoomInY();
} else {
graphicView->zoomOutY();
}
break;
case RS2::Both:
if (direction==RS2::In) {
graphicView->zoomIn(zoom_factor, *center);
} else {
graphicView->zoomOut(zoom_factor, *center);
}
break;
}
finish(false);
}
// EOF