diff options
Diffstat (limited to 'karbon/widgets/vgradientwidget.h')
-rw-r--r-- | karbon/widgets/vgradientwidget.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/karbon/widgets/vgradientwidget.h b/karbon/widgets/vgradientwidget.h new file mode 100644 index 00000000..76f7472d --- /dev/null +++ b/karbon/widgets/vgradientwidget.h @@ -0,0 +1,60 @@ +/* This file is part of the KDE project + Copyright (C) 2001, 2002, 2003 The Karbon Developers + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. +*/ + +#ifndef _VGRADIENTWIDGET_H_ +#define _VGRADIENTWIDGET_H_ + +#include <qwidget.h> +#include <koffice_export.h> +class VGradient; +class QPainter; +class VColor; + +class KARBONBASE_EXPORT VGradientWidget : public QWidget +{ + Q_OBJECT + +public: + VGradientWidget( VGradient& gradient, QWidget* parent = 0L, const char* name = 0L ); + ~VGradientWidget(); + + virtual void paintEvent( QPaintEvent* ); + +signals: + void changed(); + +protected: + /** mouse events... For color stops manipulation */ + void mousePressEvent( QMouseEvent* ); + void mouseReleaseEvent( QMouseEvent* ); + void mouseDoubleClickEvent( QMouseEvent* ); + void mouseMoveEvent( QMouseEvent* ); + + void paintColorStop( QPainter& p, int x, VColor& color ); + void paintMidPoint( QPainter& p, int x ); + + /** The gradient to modify. */ + VGradient* m_gradient; + /** The point to modify. */ + unsigned int currentPoint; + + QRect m_pntArea; +}; // VGradientWidget + +#endif /* _VGRADIENTWIDGET_H_ */ |