Make it compile without deprecated method

CMakeLists.txt

@@ -36,6 +36,12 @@ if (${KF5Config_VERSION} STRGREATER "5.56.0")
         add_definitions(-DQT_NO_FOREACH)
         MESSAGE(STATUS "compile without foreach")
 endif()
+# workaround for https://bugreports.qt.io/browse/QTBUG-74665 (bug in qt5.13 reevaluate it)
+if (${Qt5Widgets_VERSION} STREQUAL "5.13.0")
+   MESSAGE(STATUS "Qt version: ${Qt5Widgets_VERSION} DISABLE compile without deprecated methods. bug QTBUG-74665")
+else()
+   add_definitions(-DQT_DISABLE_DEPRECATED_BEFORE=0x060000)
+endif()
 
 add_subdirectory(pics)
 add_subdirectory(themes)

renderer.cpp

@@ -122,7 +122,7 @@ QPixmap Renderer::getPartOfSize(const QString &frameSvgName, const QSize &partSi
 {
 	QString framePixName = frameSvgName + sizeSuffix.arg(partSize.width()).arg(partSize.height());
 	QPixmap pix;
-	if (!QPixmapCache::find(framePixName, pix))
+        if (!QPixmapCache::find(framePixName, &pix))
 	{
 		pix = QPixmap(partSize);
 		pix.fill(Qt::transparent);
@@ -143,7 +143,7 @@ QPixmap Renderer::pixmapFromCache(RendererPrivate *p, const QString &svgName, co
     QPixmap pix;
     QString pixName = svgName + sizeSuffix.arg(size.width()).arg(size.height());
 
-    if (!QPixmapCache::find(pixName, pix))
+    if (!QPixmapCache::find(pixName, &pix))
     {
         pix = QPixmap(size);
         pix.fill(Qt::transparent);
@@ -160,7 +160,7 @@ QPixmap Renderer::background()
 {
     QPixmap pix;
     QString pixName = QLatin1String( "bgtile" ) + sizeSuffix.arg(p->m_sceneSize.width()).arg(p->m_sceneSize.height());
-	if (!QPixmapCache::find(pixName, pix))
+        if (!QPixmapCache::find(pixName, &pix))
 	{
 		pix = QPixmap(p->m_sceneSize);
 		pix.fill(Qt::white);