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0001 0002 /* 0003 Copyright (c) 2003-2007 Clarence Dang <dang@kde.org> 0004 All rights reserved. 0005 0006 Redistribution and use in source and binary forms, with or without 0007 modification, are permitted provided that the following conditions 0008 are met: 0009 0010 1. Redistributions of source code must retain the above copyright 0011 notice, this list of conditions and the following disclaimer. 0012 2. Redistributions in binary form must reproduce the above copyright 0013 notice, this list of conditions and the following disclaimer in the 0014 documentation and/or other materials provided with the distribution. 0015 0016 THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 0017 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 0018 OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 0019 IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 0020 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 0021 NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 0022 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 0023 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 0024 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 0025 THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 0026 */ 0027 0028 0029 #include "kpEffectClearCommand.h" 0030 0031 #include "layers/selections/image/kpAbstractImageSelection.h" 0032 #include "kpDefs.h" 0033 #include "document/kpDocument.h" 0034 0035 #include <KLocalizedString> 0036 0037 //-------------------------------------------------------------------------------- 0038 0039 kpEffectClearCommand::kpEffectClearCommand (bool actOnSelection, 0040 const kpColor &newColor, 0041 kpCommandEnvironment *environ) 0042 : kpCommand (environ), 0043 m_actOnSelection (actOnSelection), 0044 m_newColor (newColor), 0045 m_oldImagePtr (nullptr) 0046 { 0047 } 0048 0049 kpEffectClearCommand::~kpEffectClearCommand () 0050 { 0051 delete m_oldImagePtr; 0052 } 0053 0054 0055 // public virtual [base kpCommand] 0056 QString kpEffectClearCommand::name () const 0057 { 0058 QString opName = i18n ("Clear"); 0059 0060 return (m_actOnSelection) ? i18n ("Selection: %1", opName) : opName; 0061 } 0062 0063 0064 // public virtual [base kpCommand] 0065 kpCommandSize::SizeType kpEffectClearCommand::size () const 0066 { 0067 return ImageSize (m_oldImagePtr); 0068 } 0069 0070 0071 // public virtual [base kpCommand] 0072 void kpEffectClearCommand::execute () 0073 { 0074 kpDocument *doc = document (); 0075 Q_ASSERT (doc); 0076 0077 0078 m_oldImagePtr = new kpImage (); 0079 *m_oldImagePtr = doc->image (m_actOnSelection); 0080 0081 0082 // REFACTOR: Would like to derive entire class from kpEffectCommandBase but 0083 // this code makes it difficult since it's not just acting on pixels 0084 // (kpAbstractImageSelection::fill() takes into account the shape of a selection). 0085 if (m_actOnSelection) 0086 { 0087 // OPT: could just edit pixmap directly and signal change 0088 kpAbstractImageSelection *sel = doc->imageSelection (); 0089 Q_ASSERT (sel); 0090 sel->fill (m_newColor); 0091 } 0092 else { 0093 doc->fill (m_newColor); 0094 } 0095 } 0096 0097 // public virtual [base kpCommand] 0098 void kpEffectClearCommand::unexecute () 0099 { 0100 kpDocument *doc = document (); 0101 Q_ASSERT (doc); 0102 0103 0104 doc->setImage (m_actOnSelection, *m_oldImagePtr); 0105 0106 0107 delete m_oldImagePtr; 0108 m_oldImagePtr = nullptr; 0109 } 0110