karbon
vselectnodes.cc
00001 /* This file is part of the KDE project 00002 Copyright (C) 2002, The Karbon Developers 00003 00004 This library is free software; you can redistribute it and/or 00005 modify it under the terms of the GNU Library General Public 00006 License as published by the Free Software Foundation; either 00007 version 2 of the License, or (at your option) any later version. 00008 00009 This library is distributed in the hope that it will be useful, 00010 but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 Library General Public License for more details. 00013 00014 You should have received a copy of the GNU Library General Public License 00015 along with this library; see the file COPYING.LIB. If not, write to 00016 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 00017 * Boston, MA 02110-1301, USA. 00018 */ 00019 00020 00021 #include "vpath.h" 00022 #include "vsegment.h" 00023 #include "vselectnodes.h" 00024 #include "vlayer.h" 00025 #include "vdocument.h" 00026 00027 void 00028 VSelectNodes::visitVSubpath( VSubpath& path ) 00029 { 00030 path.first(); 00031 00032 // skip "begin": 00033 while( path.current() ) 00034 { 00035 if( m_rect.isEmpty() ) 00036 { 00037 for( int i = 0; i < path.current()->degree(); i++ ) 00038 path.current()->selectPoint( i, m_select ); 00039 00040 setSuccess(); 00041 } 00042 else 00043 { 00044 if( m_exclusive ) 00045 { 00046 for( int i = 0; i < path.current()->degree(); i++ ) 00047 path.current()->selectPoint( i, false ); 00048 } 00049 00050 if( path.current()->isCurve() ) 00051 { 00052 if( m_rect.contains( path.current()->point( 0 ) ) ) 00053 { 00054 path.current()->selectPoint( 0, m_select ); 00055 setSuccess(); 00056 } 00057 00058 if( m_rect.contains( path.current()->point( 1 ) ) ) 00059 { 00060 path.current()->selectPoint( 1, m_select ); 00061 setSuccess(); 00062 } 00063 } 00064 if( path.current()->prev() && 00065 path.current()->prev()->isSmooth() ) 00066 path.current()->selectPoint( 0, path.current()->prev()->knotIsSelected() ); 00067 00068 if( m_rect.contains( path.current()->knot() ) ) 00069 { 00070 path.current()->selectKnot( m_select ); 00071 if( path.current()->isCurve() ) 00072 { 00073 path.current()->selectPoint( 1, m_select ); 00074 } 00075 00076 setSuccess(); 00077 } 00078 } 00079 path.next(); 00080 } 00081 // select first node as well 00082 if( path.isClosed() && path.getLast()->knotIsSelected() ) 00083 path.getFirst()->selectKnot(); 00084 } 00085 00086 void 00087 VSelectNodes::visitVLayer( VLayer& layer ) 00088 { 00089 VDocument* doc = (VDocument*)layer.parent(); 00090 if ( ( layer.state() != VObject::deleted ) && 00091 ( ( doc->selectionMode() == VDocument::AllLayers ) || 00092 ( doc->selectionMode() == VDocument::VisibleLayers && ( layer.state() == VObject::normal || layer.state() == VObject::normal_locked ) ) || 00093 ( doc->selectionMode() == VDocument::SelectedLayers && layer.selected() ) || 00094 ( doc->selectionMode() == VDocument::ActiveLayer && doc->activeLayer() == &layer ) ) ) 00095 { 00096 VObjectListIterator itr( layer.objects() ); 00097 for( ; itr.current(); ++itr ) 00098 itr.current()->accept( *this ); 00099 } 00100 } 00101 00102 void 00103 VTestNodes::visitVSubpath( VSubpath& path ) 00104 { 00105 path.first(); 00106 00107 while( path.current() ) 00108 { 00109 for( int i = 0; i < path.current()->degree(); i++ ) 00110 if( m_rect.contains( path.current()->point( i ) ) ) //&& 00111 //path.current()->pointIsSelected( i ) ) 00112 { 00113 m_segments.append( path.current() ); 00114 setSuccess(); 00115 } 00116 00117 path.next(); 00118 } 00119 } 00120 00121 void 00122 VTestNodes::visitVLayer( VLayer& layer ) 00123 { 00124 VDocument* doc = (VDocument*)layer.parent(); 00125 if ( ( layer.state() != VObject::deleted ) && 00126 ( ( doc->selectionMode() == VDocument::AllLayers ) || 00127 ( doc->selectionMode() == VDocument::VisibleLayers && ( layer.state() == VObject::normal || layer.state() == VObject::normal_locked ) ) || 00128 ( doc->selectionMode() == VDocument::SelectedLayers && layer.selected() ) || 00129 ( doc->selectionMode() == VDocument::ActiveLayer && doc->activeLayer() == &layer ) ) ) 00130 { 00131 VObjectListIterator itr( layer.objects() ); 00132 for( ; itr.current(); ++itr ) 00133 itr.current()->accept( *this ); 00134 } 00135 } 00136