/* Copyright (c) 2003,2004,2005 Clarence Dang All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #define DEBUG_KP_TOOL_FLOOD_FILL 0 #include #include #include #include #include #include #include #include #include #include #include #include #include /* * kpToolFloodFill */ kpToolFloodFill::kpToolFloodFill (kpMainWindow *mainWindow) : kpTool (i18n ("Flood Fill"), i18n ("Fills regions in the image"), Qt::Key_F, mainWindow, "tool_flood_fill"), m_currentCommand (0) { } kpToolFloodFill::~kpToolFloodFill () { } QString kpToolFloodFill::haventBegunDrawUserMessage () const { return i18n ("Click to fill a region."); } void kpToolFloodFill::begin () { setUserMessage (haventBegunDrawUserMessage ()); } // virtual void kpToolFloodFill::beginDraw () { #if DEBUG_KP_TOOL_FLOOD_FILL && 1 kdDebug () << "kpToolFloodFill::beginDraw()" << endl; #endif QApplication::setOverrideCursor (Qt::waitCursor); // Flood Fill is an expensive CPU operation so we only fill at a // mouse click (beginDraw ()), not on mouse move (virtually draw()) m_currentCommand = new kpToolFloodFillCommand (m_currentPoint.x (), m_currentPoint.y (), color (m_mouseButton), processedColorSimilarity (), mainWindow ()); if (m_currentCommand->prepareColorToChange ()) { #if DEBUG_KP_TOOL_FLOOD_FILL && 1 kdDebug () << "\tperforming new-doc-corner-case check" << endl; #endif if (document ()->url ().isEmpty () && !document ()->isModified ()) { m_currentCommand->setFillEntirePixmap (); m_currentCommand->execute (); } else if (m_currentCommand->prepare ()) { m_currentCommand->execute (); } else { kdError () << "kpToolFloodFill::beginDraw() could not fill!" << endl; } } else { kdError () << "kpToolFloodFill::beginDraw() could not prepareColorToChange!" << endl; } QApplication::restoreOverrideCursor (); setUserMessage (cancelUserMessage ()); } // virtual void kpToolFloodFill::draw (const QPoint &thisPoint, const QPoint &, const QRect &) { setUserShapePoints (thisPoint); } // virtual void kpToolFloodFill::cancelShape () { #if 0 endDraw (QPoint (), QRect ()); mainWindow ()->commandHistory ()->undo (); #else m_currentCommand->unexecute (); delete m_currentCommand; m_currentCommand = 0; #endif setUserMessage (i18n ("Let go of all the mouse buttons.")); } void kpToolFloodFill::releasedAllButtons () { setUserMessage (haventBegunDrawUserMessage ()); } // virtual void kpToolFloodFill::endDraw (const QPoint &, const QRect &) { mainWindow ()->commandHistory ()->addCommand (m_currentCommand, false /* no exec - we already did it up there */); // don't delete m_currentCommand = 0; setUserMessage (haventBegunDrawUserMessage ()); } /* * kpToolFloodFillCommand */ kpToolFloodFillCommand::kpToolFloodFillCommand (int x, int y, const kpColor &color, int processedColorSimilarity, kpMainWindow *mainWindow) : kpCommand (mainWindow), kpFloodFill (document ()->pixmap (), x, y, color, processedColorSimilarity), m_fillEntirePixmap (false) { } kpToolFloodFillCommand::~kpToolFloodFillCommand () { } // public virtual [base kpCommand] QString kpToolFloodFillCommand::name () const { return i18n ("Flood Fill"); } // public virtual [base kpCommand] int kpToolFloodFillCommand::size () const { return kpFloodFill::size () + kpPixmapFX::pixmapSize (m_oldPixmap); } void kpToolFloodFillCommand::setFillEntirePixmap (bool yes) { m_fillEntirePixmap = yes; } // virtual void kpToolFloodFillCommand::execute () { #if DEBUG_KP_TOOL_FLOOD_FILL && 1 kdDebug () << "kpToolFloodFillCommand::execute() m_fillEntirePixmap=" << m_fillEntirePixmap << endl; #endif kpDocument *doc = document (); if (!doc) return; if (m_fillEntirePixmap) { doc->fill (kpFloodFill::color ()); } else { QRect rect = kpFloodFill::boundingRect (); if (rect.isValid ()) { QApplication::setOverrideCursor (QCursor::waitCursor); m_oldPixmap = doc->getPixmapAt (rect); kpFloodFill::fill (); doc->slotContentsChanged (rect); QApplication::restoreOverrideCursor (); } else { #if DEBUG_KP_TOOL_FLOOD_FILL && 1 kdDebug () << "\tinvalid boundingRect - must be NOP case" << endl; #endif } } } // virtual void kpToolFloodFillCommand::unexecute () { kpDocument *doc = document (); if (!doc) return; if (m_fillEntirePixmap) { doc->fill (kpFloodFill::colorToChange ()); } else { QRect rect = kpFloodFill::boundingRect (); if (rect.isValid ()) { doc->setPixmapAt (m_oldPixmap, rect.topLeft ()); m_oldPixmap.resize (0, 0); doc->slotContentsChanged (rect); } } } #include