b1f93bc51e
* [Spreadsheet] Enable zoom in Spreadsheet Closes #6094. This commit also fixes page tab order of Spreadsheet settings in Preferences. * Spreadsheet: apply clang-format --------- Co-authored-by: Chris Hennes <chennes@pioneerlibrarysystem.org>
84 lines
3.3 KiB
C++
84 lines
3.3 KiB
C++
// SPDX-License-Identifier: LGPL-2.1-or-later
|
|
/****************************************************************************
|
|
* *
|
|
* Copyright (c) 2024 xtemp09 <xtemp09@gmail.com> *
|
|
* *
|
|
* This file is part of FreeCAD. *
|
|
* *
|
|
* FreeCAD is free software: you can redistribute it and/or modify it *
|
|
* under the terms of the GNU Lesser General Public License as *
|
|
* published by the Free Software Foundation, either version 2.1 of the *
|
|
* License, or (at your option) any later version. *
|
|
* *
|
|
* FreeCAD 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 *
|
|
* Lesser General Public License for more details. *
|
|
* *
|
|
* You should have received a copy of the GNU Lesser General Public *
|
|
* License along with FreeCAD. If not, see *
|
|
* <https://www.gnu.org/licenses/>. *
|
|
* *
|
|
***************************************************************************/
|
|
|
|
#ifndef ZOOMABLEVIEW_H
|
|
#define ZOOMABLEVIEW_H
|
|
|
|
#include <QGraphicsView>
|
|
|
|
#include "SpreadsheetView.h"
|
|
|
|
namespace SpreadsheetGui
|
|
{
|
|
class SheetTableView;
|
|
}
|
|
|
|
class ZoomableView: public QGraphicsView
|
|
{
|
|
Q_OBJECT
|
|
Q_PROPERTY(int zoomLevel READ zoomLevel() WRITE setZoomLevel NOTIFY zoomLevelChanged)
|
|
public:
|
|
/*!
|
|
* \brief A descendant of QGraphicsView to show a SheetTableView object in its viewport,
|
|
* allowing magnification. \param ui \details The object replaces SheetTableView in layout,
|
|
* handling mouse and keyboard events.
|
|
*/
|
|
explicit ZoomableView(Ui::Sheet* ui);
|
|
~ZoomableView() override = default;
|
|
|
|
int zoomLevel() const;
|
|
void setZoomLevel(int new_scale);
|
|
|
|
|
|
static constexpr int min {60}, max {160};
|
|
static void checkLimits(int& zoom_level);
|
|
|
|
Q_SIGNALS:
|
|
void zoomLevelChanged(int); /// This signal is emitted whenever zoom level is changed. It is
|
|
/// used to show the zoom level in the zoom button.
|
|
|
|
public Q_SLOTS:
|
|
void zoomIn(void); /// This function is the slot for the zoomIn button and a keyboard shortcut
|
|
void
|
|
zoomOut(void); /// This function is the slot for the zoomOut button and a keyboard shortcut
|
|
void resetZoom(void); /// This function is the slot for a keyboard shortcut
|
|
|
|
private:
|
|
void updateView(void);
|
|
|
|
QPointer<SpreadsheetGui::SheetTableView> stv;
|
|
QGraphicsScene m_scene;
|
|
QGraphicsProxyWidget* qpw;
|
|
|
|
int m_zoomLevel;
|
|
|
|
protected:
|
|
void keyPressEvent(QKeyEvent* event) override;
|
|
void resizeEvent(QResizeEvent* event) override;
|
|
void wheelEvent(QWheelEvent* event) override;
|
|
|
|
static constexpr int zoom_step_mwheel {5}, zoom_step_kb {10};
|
|
};
|
|
|
|
#endif // ZOOMABLEVIEW_H
|