sd/source/ui/inc/fudraw.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_SD_SOURCE_UI_INC_FUDRAW_HXX
  21 #define INCLUDED_SD_SOURCE_UI_INC_FUDRAW_HXX
  22
  23 #include "fupoor.hxx"
  24
  25 struct SdrViewEvent;
  26 class SdrObject;
  27
  28 namespace sd {
  29
  30 /**
  31  * Base class for all Draw specific functions
  32  */
  33 class FuDraw
  34     : public FuPoor
  35 {
  36 public:
  37
  38     virtual bool KeyInput(const KeyEvent& rKEvt) override;
  39     virtual bool MouseMove(const MouseEvent& rMEvt) override;
  40     virtual bool MouseButtonUp(const MouseEvent& rMEvt) override;
  41     virtual bool MouseButtonDown(const MouseEvent& rMEvt) override;
  42     virtual bool RequestHelp(const HelpEvent& rHEvt) override;
  43
  44     virtual void Activate() override;
  45
  46     virtual void ForcePointer(const MouseEvent* pMEvt = nullptr);
  47
  48     virtual void DoubleClick(const MouseEvent& rMEvt);
  49
  50     bool    SetPointer(SdrObject* pObj, const Point& rPos);
  51     bool    SetHelpText(SdrObject* pObj, const Point& rPos, const SdrViewEvent& rVEvt);
  52
  53     void    SetPermanent(bool bSet) { bPermanent = bSet; }
  54
  55     /** is called when the current function should be aborted. <p>
  56         This is used when a function gets a KEY_ESCAPE but can also
  57         be called directly.
  58
  59         @returns true if a active function was aborted
  60     */
  61     virtual bool cancel() override;
  62
  63 protected:
  64     FuDraw (ViewShell* pViewSh,
  65         ::sd::Window* pWin,
  66         ::sd::View* pView,
  67         SdDrawDocument* pDoc,
  68         SfxRequest& rReq);
  69
  70     virtual ~FuDraw() override;
  71
  72     PointerStyle aNewPointer;
  73     PointerStyle aOldPointer;
  74     bool    bMBDown;
  75     bool    bDragHelpLine;
  76     sal_uInt16  nHelpLine;
  77     bool    bPermanent;
  78
  79 private:
  80     void DoModifiers(const MouseEvent& rMEvt, bool bSnapModPressed);
  81
  82 };
  83
  84 } // end of namespace sd
  85
  86 #endif      // _SD_FUDRAW_HXX
  87
  88 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */