workspace/kwin/effects/mousemark.h

   1 /********************************************************************
   2  KWin - the KDE window manager
   3  This file is part of the KDE project.
   4
   5 Copyright (C) 2007 Lubos Lunak <l.lunak@kde.org>
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 *********************************************************************/
  20
  21 #ifndef KWIN_MOUSEMARK_H
  22 #define KWIN_MOUSEMARK_H
  23
  24 #include <kwineffects.h>
  25 #include <kwinglutils.h>
  26
  27 namespace KWin
  28 {
  29
  30 class MouseMarkEffect
  31     : public QObject, public Effect
  32     {
  33     Q_OBJECT
  34     public:
  35         MouseMarkEffect();
  36         virtual void paintScreen( int mask, QRegion region, ScreenPaintData& data );
  37         virtual void mouseChanged( const QPoint& pos, const QPoint& old,
  38             Qt::MouseButtons buttons, Qt::MouseButtons oldbuttons,
  39             Qt::KeyboardModifiers modifiers, Qt::KeyboardModifiers oldmodifiers );
  40     private slots:
  41         void clear();
  42         void clearLast();
  43     private:
  44         typedef QVector< QPoint > Mark;
  45         static Mark createArrow( QPoint arrow_start, QPoint arrow_end );
  46         QVector< Mark > marks;
  47         Mark drawing;
  48         QPoint arrow_start;
  49         int width;
  50         QColor color;
  51     };
  52
  53 } // namespace
  54
  55 #endif