QGIS API Documentation 3.29.0-Master (006c3c0232)
qgsmodelviewtooltemporarykeypan.cpp
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1/***************************************************************************
2 qgsmodelviewtooltemporarykeypan.cpp
3 ------------------------------------
4 Date : March 2020
5 Copyright : (C) 2020 Nyall Dawson
6 Email : nyall dot dawson at gmail dot com
7 ***************************************************************************
8 * *
9 * This program is free software; you can redistribute it and/or modify *
10 * it under the terms of the GNU General Public License as published by *
11 * the Free Software Foundation; either version 2 of the License, or *
12 * (at your option) any later version. *
13 * *
14 ***************************************************************************/
15
19#include <QScrollBar>
20
22 : QgsModelViewTool( view, tr( "Pan" ) )
23{
24 setCursor( Qt::ClosedHandCursor );
25}
26
28{
29 view()->horizontalScrollBar()->setValue( view()->horizontalScrollBar()->value() - ( event->x() - mLastMousePos.x() ) );
30 view()->verticalScrollBar()->setValue( view()->verticalScrollBar()->value() - ( event->y() - mLastMousePos.y() ) );
31 mLastMousePos = event->pos();
32}
33
35{
36 if ( event->key() == Qt::Key_Space && !event->isAutoRepeat() )
37 {
38 view()->setTool( mPreviousViewTool );
39 }
40}
41
43{
44 mLastMousePos = view()->mapFromGlobal( QCursor::pos() );
45 mPreviousViewTool = view()->tool();
47}
A QgsModelViewMouseEvent is the result of a user interaction with the mouse on a QgsModelGraphicsView...
void activate() override
Called when tool is set as the currently active model tool.
QgsModelViewToolTemporaryKeyPan(QgsModelGraphicsView *view)
Constructor for QgsModelViewToolTemporaryKeyPan.
void keyReleaseEvent(QKeyEvent *event) override
Key release event for overriding.
void modelMoveEvent(QgsModelViewMouseEvent *event) override
Mouse move event for overriding.
Abstract base class for all model designer view tools.
QgsModelGraphicsView * view() const
Returns the view associated with the tool.
void setCursor(const QCursor &cursor)
Sets a user defined cursor for use when the tool is active.
virtual void activate()
Called when tool is set as the currently active model tool.