File indexing completed on 2024-04-28 04:20:27
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 // Tool reaction to all remaining events. 0030 // 0031 // 1. View events 0032 // 2. Non-view events 0033 // 0034 0035 0036 #define DEBUG_KP_TOOL 0 0037 0038 0039 #include "tools/kpTool.h" 0040 #include "kpToolPrivate.h" 0041 0042 #include "kpLogCategories.h" 0043 0044 #include "imagelib/kpColor.h" 0045 0046 //--------------------------------------------------------------------- 0047 0048 // 0049 // 1. View Events 0050 // 0051 0052 bool kpTool::viewEvent (QEvent *e) 0053 { 0054 #if DEBUG_KP_TOOL 0055 qCDebug(kpLogTools) << "kpTool<" << objectName () 0056 << "," << this << ">::viewEvent(type=" << e->type () 0057 << ") returning false" << endl; 0058 #else 0059 (void) e; 0060 #endif 0061 0062 // Don't handle. 0063 return false; 0064 } 0065 0066 //--------------------------------------------------------------------- 0067 0068 void kpTool::focusInEvent (QFocusEvent *) 0069 { 0070 } 0071 0072 //--------------------------------------------------------------------- 0073 0074 void kpTool::focusOutEvent (QFocusEvent *) 0075 { 0076 #if DEBUG_KP_TOOL && 0 0077 qCDebug(kpLogTools) << "kpTool::focusOutEvent() beganDraw=" << d->beganDraw; 0078 #endif 0079 0080 if (d->beganDraw) { 0081 endDrawInternal (d->currentPoint, normalizedRect ()); 0082 } 0083 } 0084 0085 //--------------------------------------------------------------------- 0086 0087 void kpTool::enterEvent (QEvent *) 0088 { 0089 #if DEBUG_KP_TOOL && 1 0090 qCDebug(kpLogTools) << "kpTool::enterEvent() beganDraw=" << d->beganDraw; 0091 #endif 0092 } 0093 0094 //--------------------------------------------------------------------- 0095 0096 void kpTool::leaveEvent (QEvent *) 0097 { 0098 #if DEBUG_KP_TOOL && 1 0099 qCDebug(kpLogTools) << "kpTool::leaveEvent() beganDraw=" << d->beganDraw; 0100 #endif 0101 0102 // if we haven't started drawing (e.g. dragging a rectangle)... 0103 if (!d->beganDraw) 0104 { 0105 d->currentPoint = KP_INVALID_POINT; 0106 d->currentViewPoint = KP_INVALID_POINT; 0107 hover (d->currentPoint); 0108 } 0109 } 0110 0111 //--------------------------------------------------------------------- 0112 // 0113 // 2. Non-view events 0114 // 0115 0116 void kpTool::slotColorsSwappedInternal (const kpColor &newForegroundColor, 0117 const kpColor &newBackgroundColor) 0118 { 0119 if (careAboutColorsSwapped ()) 0120 { 0121 slotColorsSwapped (newForegroundColor, newBackgroundColor); 0122 d->ignoreColorSignals = 2; 0123 } 0124 else { 0125 d->ignoreColorSignals = 0; 0126 } 0127 } 0128 0129 //--------------------------------------------------------------------- 0130 0131 void kpTool::slotForegroundColorChangedInternal (const kpColor &color) 0132 { 0133 if (d->ignoreColorSignals > 0) 0134 { 0135 #if DEBUG_KP_TOOL && 1 0136 qCDebug(kpLogTools) << "kpTool::slotForegroundColorChangedInternal() ignoreColorSignals=" << d->ignoreColorSignals; 0137 #endif 0138 d->ignoreColorSignals--; 0139 return; 0140 } 0141 0142 slotForegroundColorChanged (color); 0143 } 0144 0145 //--------------------------------------------------------------------- 0146 0147 void kpTool::slotBackgroundColorChangedInternal (const kpColor &color) 0148 { 0149 if (d->ignoreColorSignals > 0) 0150 { 0151 #if DEBUG_KP_TOOL && 1 0152 qCDebug(kpLogTools) << "kpTool::slotBackgroundColorChangedInternal() ignoreColorSignals=" << d->ignoreColorSignals; 0153 #endif 0154 d->ignoreColorSignals--; 0155 return; 0156 } 0157 0158 slotBackgroundColorChanged (color); 0159 } 0160 0161 //--------------------------------------------------------------------- 0162 0163 void kpTool::slotColorSimilarityChangedInternal (double similarity, int processedSimilarity) 0164 { 0165 slotColorSimilarityChanged (similarity, processedSimilarity); 0166 } 0167 0168 //---------------------------------------------------------------------