/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * This file incorporates work covered by the following license notice: * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed * with this work for additional information regarding copyright * ownership. The ASF licenses this file to you under the Apache * License, Version 2.0 (the "License"); you may not use this file * except in compliance with the License. You may obtain a copy of * the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/ #ifndef INCLUDED_SW_SOURCE_CORE_CRSR_BLOCKCURSOR_HXX #define INCLUDED_SW_SOURCE_CORE_CRSR_BLOCKCURSOR_HXX
#include <optional> #include <tools/gen.hxx>
#include <viscrs.hxx>
class SwCursorShell; struct SwPosition;
/** Access to the block cursor
A block cursor contains a SwShellCursor and additional information about the rectangle which has been created by pressing the mouse button and moving the mouse.
It's simply an aggregation of a SwShellCursor and a rectangle defined by a start and an end point.
*/ class SwBlockCursor
{
SwShellCursor maCursor;
std::optional<Point> maStartPt;
std::optional<Point> maEndPt;
@return SwShellCursor& which represents the start and end position of the current block selection
*/
SwShellCursor& getShellCursor(); /** Defines the starting vertex of the block selection
@param rPt rPt should contain the document coordinates of the mouse cursor when the block selection starts (MouseButtonDown)
*/ void setStartPoint( const Point &rPt ) { maStartPt = rPt; } /** Defines the ending vertex of the block selection
@param rPt rPt should contain the document coordinates of the mouse cursor when the block selection has started and the mouse has been moved (MouseMove)
*/ void setEndPoint( const Point &rPt ) { maEndPt = rPt; } /** The document coordinates where the block selection has been started
@return 0, if no start point has been set
*/
std::optional<Point> const & getStartPoint() const { return maStartPt; } /** The document coordinates where the block selection ends (at the moment)
@return 0, if no end point has been set
*/
std::optional<Point> const & getEndPoint() const { return maEndPt; } /** Deletion of the mouse created rectangle
When start and end points exist, the block cursor depends on this. If the cursor is moved by cursor keys (e.g. up/down, home/end) the mouse rectangle is obsolete and has to be deleted.
*/ void clearPoints() { maStartPt.reset(); maEndPt.reset(); }
~SwBlockCursor();
};
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