Fix possible crash on effect edit

[kdenlive] / src / titledocument.cpp

diff --git a/src/titledocument.cpp b/src/titledocument.cpp
index ad2cc5b77d7a8c898fb8ce36216891d5436de9b3..9ed00394680113e8b8d2eeb00d1ce6781a4b0f90 100644 (file)
--- a/src/titledocument.cpp
+++ b/src/titledocument.cpp
@@ -29,6 +29,7 @@
 #include <QGraphicsSvgItem>
 #include <QFontInfo>
 #include <QFile>
+#include <QTextCursor>
 
 
 TitleDocument::TitleDocument()
@@ -84,6 +85,9 @@ QDomDocument TitleDocument::xml(QGraphicsPolygonItem* startv, QGraphicsPolygonIt
             content.setAttribute("font-italic", font.italic());
             content.setAttribute("font-underline", font.underline());
             content.setAttribute("font-color", colorToString(t->defaultTextColor()));
+            if (t->textWidth() != -1) {
+                content.setAttribute("alignment", t->textCursor().blockFormat().alignment());
+            }
             break;
         default:
             continue;
@@ -218,6 +222,18 @@ int TitleDocument::loadFromXml(QDomDocument doc, QGraphicsPolygonItem* /*startv*
                     QGraphicsTextItem *txt = m_scene->addText(items.item(i).namedItem("content").firstChild().nodeValue(), font);
                     txt->setDefaultTextColor(col);
                     txt->setTextInteractionFlags(Qt::NoTextInteraction);
+                    if (txtProperties.namedItem("alignment").isNull() == false) {
+                        txt->setTextWidth(txt->boundingRect().width());
+                        QTextCursor cur = txt->textCursor();
+                        QTextBlockFormat format = cur.blockFormat();
+                        format.setAlignment((Qt::Alignment) txtProperties.namedItem("alignment").nodeValue().toInt());
+                        cur.select(QTextCursor::Document);
+                        cur.setBlockFormat(format);
+                        txt->setTextCursor(cur);
+                        cur.clearSelection();
+                        txt->setTextCursor(cur);
+                    }
+
                     gitem = txt;
                 } else if (items.item(i).attributes().namedItem("type").nodeValue() == "QGraphicsRectItem") {
                     QString rect = items.item(i).namedItem("content").attributes().namedItem("rect").nodeValue();
@@ -302,7 +318,7 @@ QRectF TitleDocument::stringToRect(const QString & s)
     QStringList l = s.split(',');
     if (l.size() < 4)
         return QRectF();
-    return QRectF(l[0].toDouble(), l[1].toDouble(), l[2].toDouble(), l[3].toDouble()).normalized();
+    return QRectF(l.at(0).toDouble(), l.at(1).toDouble(), l.at(2).toDouble(), l.at(3).toDouble()).normalized();
 }
 
 QColor TitleDocument::stringToColor(const QString & s)
@@ -310,7 +326,7 @@ QColor TitleDocument::stringToColor(const QString & s)
     QStringList l = s.split(',');
     if (l.size() < 4)
         return QColor();
-    return QColor(l[0].toInt(), l[1].toInt(), l[2].toInt(), l[3].toInt());;
+    return QColor(l.at(0).toInt(), l.at(1).toInt(), l.at(2).toInt(), l.at(3).toInt());;
 }
 QTransform TitleDocument::stringToTransform(const QString& s)
 {
@@ -318,8 +334,8 @@ QTransform TitleDocument::stringToTransform(const QString& s)
     if (l.size() < 9)
         return QTransform();
     return QTransform(
-               l[0].toDouble(), l[1].toDouble(), l[2].toDouble(),
-               l[3].toDouble(), l[4].toDouble(), l[5].toDouble(),
-               l[6].toDouble(), l[7].toDouble(), l[8].toDouble()
+               l.at(0).toDouble(), l.at(1).toDouble(), l.at(2).toDouble(),
+               l.at(3).toDouble(), l.at(4).toDouble(), l.at(5).toDouble(),
+               l.at(6).toDouble(), l.at(7).toDouble(), l.at(8).toDouble()
            );
 }