gwenview/lib/zoomwidget.h

   1 // vim: set tabstop=4 shiftwidth=4 noexpandtab:
   2 /*
   3 Gwenview: an image viewer
   4 Copyright 2008 Aurélien Gâteau <aurelien.gateau@free.fr>
   5
   6 This program is free software; you can redistribute it and/or
   7 modify it under the terms of the GNU General Public License
   8 as published by the Free Software Foundation; either version 2
   9 of the License, or (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
  19
  20 */
  21 #ifndef ZOOMWIDGET_H
  22 #define ZOOMWIDGET_H
  23
  24 #include <lib/gwenviewlib_export.h>
  25
  26 // Qt
  27 #include <QFrame>
  28
  29 // KDE
  30
  31 // Local
  32
  33
  34 class QLabel;
  35
  36 class QAction;
  37
  38 namespace Gwenview {
  39
  40
  41 class ZoomWidgetPrivate;
  42 class GWENVIEWLIB_EXPORT ZoomWidget : public QFrame {
  43         Q_OBJECT
  44 public:
  45         ZoomWidget(QWidget* parent = 0);
  46         ~ZoomWidget();
  47
  48         void setActions(QAction* zoomToFitAction, QAction* actualSizeAction);
  49
  50         void setZoom(qreal zoom);
  51
  52         void setZoomRange(qreal minZoom, qreal maxZoom);
  53
  54 Q_SIGNALS:
  55         void zoomChanged(qreal);
  56
  57 private Q_SLOTS:
  58         void slotZoomSliderRangeChanged();
  59         void slotZoomSliderActionTriggered();
  60
  61 private:
  62         friend class ZoomWidgetPrivate;
  63         ZoomWidgetPrivate* const d;
  64 };
  65
  66
  67 } // namespace
  68
  69 #endif /* ZOOMWIDGET_H */