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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 #define DEBUG_KP_TOOL_SELECTION 0 0030 0031 0032 #include "commands/tools/selection/kpToolSelectionCreateCommand.h" 0033 0034 #include "layers/selections/kpAbstractSelection.h" 0035 #include "layers/selections/image/kpAbstractImageSelection.h" 0036 #include "environments/commands/kpCommandEnvironment.h" 0037 #include "commands/kpCommandHistory.h" 0038 #include "kpDefs.h" 0039 #include "document/kpDocument.h" 0040 #include "layers/selections/text/kpTextSelection.h" 0041 #include "widgets/toolbars/options/kpToolWidgetOpaqueOrTransparent.h" 0042 #include "views/kpView.h" 0043 #include "views/manager/kpViewManager.h" 0044 0045 #include "kpLogCategories.h" 0046 0047 0048 0049 kpToolSelectionCreateCommand::kpToolSelectionCreateCommand (const QString &name, 0050 const kpAbstractSelection &fromSelection, 0051 kpCommandEnvironment *environ) 0052 : kpNamedCommand (name, environ), 0053 m_fromSelection (nullptr), 0054 m_textRow (0), m_textCol (0) 0055 { 0056 setFromSelection (fromSelection); 0057 } 0058 0059 kpToolSelectionCreateCommand::~kpToolSelectionCreateCommand () 0060 { 0061 delete m_fromSelection; 0062 } 0063 0064 0065 // public virtual [base kpCommand] 0066 kpCommandSize::SizeType kpToolSelectionCreateCommand::size () const 0067 { 0068 return SelectionSize (m_fromSelection); 0069 } 0070 0071 0072 // public 0073 const kpAbstractSelection *kpToolSelectionCreateCommand::fromSelection () const 0074 { 0075 return m_fromSelection; 0076 } 0077 0078 // public 0079 void kpToolSelectionCreateCommand::setFromSelection (const kpAbstractSelection &fromSelection) 0080 { 0081 delete m_fromSelection; 0082 m_fromSelection = fromSelection.clone (); 0083 } 0084 0085 // public virtual [base kpCommand] 0086 void kpToolSelectionCreateCommand::execute () 0087 { 0088 #if DEBUG_KP_TOOL_SELECTION 0089 qCDebug(kpLogCommands) << "kpToolSelectionCreateCommand::execute()"; 0090 #endif 0091 0092 kpDocument *doc = document (); 0093 Q_ASSERT (doc); 0094 0095 if (m_fromSelection) 0096 { 0097 #if DEBUG_KP_TOOL_SELECTION 0098 qCDebug(kpLogCommands) << "\tusing fromSelection"; 0099 qCDebug(kpLogCommands) << "\t\thave sel=" << doc->selection () << endl; 0100 #endif 0101 kpAbstractImageSelection *imageSel = 0102 dynamic_cast <kpAbstractImageSelection *> (m_fromSelection); 0103 kpTextSelection *textSel = 0104 dynamic_cast <kpTextSelection *> (m_fromSelection); 0105 if (imageSel) 0106 { 0107 if (imageSel->transparency () != environ ()->imageSelectionTransparency ()) { 0108 environ ()->setImageSelectionTransparency (imageSel->transparency ()); 0109 } 0110 } 0111 else if (textSel) 0112 { 0113 if (textSel->textStyle () != environ ()->textStyle ()) { 0114 environ ()->setTextStyle (textSel->textStyle ()); 0115 } 0116 } 0117 else { 0118 Q_ASSERT (!"Unknown selection type"); 0119 } 0120 0121 viewManager ()->setTextCursorPosition (m_textRow, m_textCol); 0122 doc->setSelection (*m_fromSelection); 0123 0124 environ ()->somethingBelowTheCursorChanged (); 0125 } 0126 } 0127 0128 // public virtual [base kpCommand] 0129 void kpToolSelectionCreateCommand::unexecute () 0130 { 0131 kpDocument *doc = document (); 0132 Q_ASSERT (doc); 0133 0134 if (!doc->selection ()) 0135 { 0136 // Was just a border that got deselected? 0137 if (m_fromSelection && !m_fromSelection->hasContent ()) { 0138 return; 0139 } 0140 0141 Q_ASSERT (!"kpToolSelectionCreateCommand::unexecute() without sel region"); 0142 return; 0143 } 0144 0145 m_textRow = viewManager ()->textCursorRow (); 0146 m_textCol = viewManager ()->textCursorCol (); 0147 0148 doc->selectionDelete (); 0149 0150 environ ()->somethingBelowTheCursorChanged (); 0151 } 0152