File indexing completed on 2024-12-08 13:30:58

 // clang-format off
 /*
  * KDiff3 - Text Diff And Merge Tool
  *
  * SPDX-FileCopyrightText: 2002-2011 Joachim Eibl, joachim.eibl at gmx.de
  * SPDX-FileCopyrightText: 2018-2020 Michael Reeves reeves.87@gmail.com
  * SPDX-License-Identifier: GPL-2.0-or-later
  */
 // clang-format on
 
 #include "MergeFileInfos.h"
 
 #include <QApplication>
 #include <QIcon>
 #include <QPainter>
 #include <QPixmap>
 #include <QStyle>
 
 namespace PixMapUtils {
 namespace {
     QPixmap* s_pm_dir = nullptr;
     QPixmap* s_pm_file = nullptr;
 
     QPixmap* pmNotThere;
     QPixmap* pmNew = nullptr;
     QPixmap* pmOld;
     QPixmap* pmMiddle;
 
     QPixmap* pmLink;
 
     QPixmap* pmDirLink;
     QPixmap* pmFileLink;
 
     QPixmap* pmNewLink;
     QPixmap* pmOldLink;
     QPixmap* pmMiddleLink;
 
     QPixmap* pmNewDir;
     QPixmap* pmMiddleDir;
     QPixmap* pmOldDir;
 
     QPixmap* pmNewDirLink;
     QPixmap* pmMiddleDirLink;
     QPixmap* pmOldDirLink;
 } // namespace
 
 QPixmap colorToPixmap(const QColor& inColor)
 {
     QPixmap pm(16, 16);
     QPainter p(&pm);
     p.setPen(Qt::black);
     p.setBrush(inColor);
     p.drawRect(0, 0, pm.width(), pm.height());
     return pm;
 }
 
 /*
     Copy pm2 onto pm1, but preserve the alpha value from pm1 where pm2 is transparent.
     Opactiy controls wheather or not pm1 will show through.
 */
 QPixmap pixCombiner(const QPixmap* pm1, const QPixmap* pm2, const qreal inOpacity = 1)
 {
     QImage img1 = pm1->toImage().convertToFormat(QImage::Format_ARGB32);
     QImage img2 = pm2->toImage().convertToFormat(QImage::Format_ARGB32);
     QPainter painter(&img1);
 
     painter.setOpacity(inOpacity);
     painter.drawImage(0, 0, img2);
     painter.end();
 
     return QPixmap::fromImage(img1);
 }
 
 void initPixmaps(const QColor& newest, const QColor& oldest, const QColor& middle, const QColor& notThere)
 {
     if(s_pm_dir == nullptr || s_pm_file == nullptr)
     {
 #include "xpm/file.xpm"
 #include "xpm/folder.xpm"
         const qint32 smallIcon = qApp->style()->pixelMetric(QStyle::PM_SmallIconSize);
         s_pm_dir = new QPixmap(QIcon::fromTheme(QStringLiteral("folder")).pixmap(smallIcon));
         if(s_pm_dir->size() != QSize(16, 16))
         {
             delete s_pm_dir;
             s_pm_dir = new QPixmap(folder_pm);
         }
         s_pm_file = new QPixmap(file_pm);
     }
 
     if(pmNew == nullptr)
     {
 #include "xpm/link_arrow.xpm"
 
         pmNotThere = new QPixmap;
         pmNew = new QPixmap;
         pmOld = new QPixmap;
         pmMiddle = new QPixmap;
 
         pmLink = new QPixmap(link_arrow);
 
         pmDirLink = new QPixmap;
         pmFileLink = new QPixmap;
 
         pmNewLink = new QPixmap;
         pmOldLink = new QPixmap;
         pmMiddleLink = new QPixmap;
 
         pmNewDir = new QPixmap;
         pmMiddleDir = new QPixmap;
         pmOldDir = new QPixmap;
 
         pmNewDirLink = new QPixmap;
         pmMiddleDirLink = new QPixmap;
         pmOldDirLink = new QPixmap;
     }
 
     *pmNotThere = colorToPixmap(notThere);
     *pmNew = colorToPixmap(newest);
     *pmOld = colorToPixmap(oldest);
     *pmMiddle = colorToPixmap(middle);
 
     *pmDirLink = pixCombiner(s_pm_dir, pmLink);
     *pmFileLink = pixCombiner(s_pm_file, pmLink);
 
     *pmNewLink = pixCombiner(pmNew, pmLink);
     *pmOldLink = pixCombiner(pmOld, pmLink);
     *pmMiddleLink = pixCombiner(pmMiddle, pmLink);
 
     *pmNewDir = pixCombiner(pmNew, s_pm_dir, 0.5);
     *pmMiddleDir = pixCombiner(pmMiddle, s_pm_dir, 0.5);
     *pmOldDir = pixCombiner(pmOld, s_pm_dir, 0.5);
 
     *pmNewDirLink = pixCombiner(pmNewDir, pmLink);
     *pmMiddleDirLink = pixCombiner(pmMiddleDir, pmLink);
     *pmOldDirLink = pixCombiner(pmOldDir, pmLink);
 }
 
 QPixmap getOnePixmap(e_Age eAge, bool bLink, bool bDir)
 {
     QPixmap* ageToPm[] = {pmNew, pmMiddle, pmOld, pmNotThere, s_pm_file};
     QPixmap* ageToPmLink[] = {pmNewLink, pmMiddleLink, pmOldLink, pmNotThere, pmFileLink};
     QPixmap* ageToPmDir[] = {pmNewDir, pmMiddleDir, pmOldDir, pmNotThere, s_pm_dir};
     QPixmap* ageToPmDirLink[] = {pmNewDirLink, pmMiddleDirLink, pmOldDirLink, pmNotThere, pmDirLink};
 
     QPixmap** ppPm = bDir ? (bLink ? ageToPmDirLink : ageToPmDir) : (bLink ? ageToPmLink : ageToPm);
 
     return *ppPm[eAge];
 }
 
 } // namespace PixMapUtils