krita
kis_gradient_slider_widget.h
00001 /* 00002 * Copyright (c) 2004 Cyrille Berger <cberger@cberger.net> 00003 * 2004 Sven Langkamp <longamp@reallygood.de> 00004 * 00005 * This program is free software; you can redistribute it and/or modify 00006 * it under the terms of the GNU General Public License as published by 00007 * the Free Software Foundation; either version 2 of the License, or 00008 * (at your option) any later version. 00009 * 00010 * This program is distributed in the hope that it will be useful, 00011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00013 * GNU General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License 00016 * along with this program; if not, write to the Free Software 00017 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 00018 */ 00019 00020 #ifndef _KIS_WDG_GRADIENT_SLIDER_H_ 00021 #define _KIS_WDG_GRADIENT_SLIDER_H_ 00022 00023 #include <kpixmapio.h> 00024 #include <qwidget.h> 00025 00026 class KPopupMenu; 00027 class KisAutogradientResource; 00028 class KisGradientSegment; 00029 00030 class KisGradientSliderWidget : public QWidget 00031 { 00032 Q_OBJECT 00033 00034 public: 00035 KisGradientSliderWidget(QWidget *parent = 0, const char* name = 0, WFlags f = 0); 00036 00037 public: 00038 virtual void paintEvent ( QPaintEvent * ); 00039 void setGradientResource( KisAutogradientResource* agr); 00040 KisGradientSegment* selectedSegment() { return m_selectedSegment; }; 00041 00042 signals: 00043 void sigSelectedSegment(KisGradientSegment*); 00044 void sigChangedSegment(KisGradientSegment*); 00045 00046 protected: 00047 virtual void mousePressEvent( QMouseEvent * e ); 00048 virtual void mouseReleaseEvent ( QMouseEvent * e ); 00049 virtual void mouseMoveEvent( QMouseEvent * e ); 00050 virtual void contextMenuEvent( QContextMenuEvent * e ); 00051 00052 private slots: 00053 void slotMenuAction(int id); 00054 00055 private: 00056 00057 enum { 00058 NO_DRAG, 00059 LEFT_DRAG, 00060 RIGHT_DRAG, 00061 MIDDLE_DRAG 00062 }; 00063 00064 enum { 00065 SPLIT_SEGMENT, 00066 DUPLICATE_SEGMENT, 00067 MIRROR_SEGMENT, 00068 REMOVE_SEGMENT 00069 }; 00070 00071 KPixmapIO m_pixmapIO; 00072 KisAutogradientResource* m_autogradientResource; 00073 KisGradientSegment* m_currentSegment; 00074 KisGradientSegment* m_selectedSegment; 00075 KPopupMenu* m_segmentMenu; 00076 int m_drag; 00077 }; 00078 00079 #endif