From 11bb4f85ef38270758ec0930709c23c7fcb5840c Mon Sep 17 00:00:00 2001
From: Yann Bodson <yann.bodson@nokia.com>
Date: Tue, 2 Nov 2010 16:41:01 +1000
Subject: Regression: Text element breaks when using \n for separating lines

Task-number: QTBUG-14915
Reviewed-by: Michael Brasser
---
 src/declarative/graphicsitems/qdeclarativetext.cpp |  24 ++--
 .../qdeclarativetext/font/data-MAC/plaintext2.qml  | 131 +++++++++++++++++++++
 .../qmlvisual/qdeclarativetext/font/plaintext2.qml |  22 ++++
 3 files changed, 165 insertions(+), 12 deletions(-)
 create mode 100644 tests/auto/declarative/qmlvisual/qdeclarativetext/font/data-MAC/plaintext2.qml
 create mode 100644 tests/auto/declarative/qmlvisual/qdeclarativetext/font/plaintext2.qml

diff --git a/src/declarative/graphicsitems/qdeclarativetext.cpp b/src/declarative/graphicsitems/qdeclarativetext.cpp
index 03c9765..8cb47aa 100644
--- a/src/declarative/graphicsitems/qdeclarativetext.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetext.cpp
@@ -291,30 +291,30 @@ QSize QDeclarativeTextPrivate::setupTextLayout()
     qreal height = 0;
     qreal lineWidth = 0;
 
-    //set manual width
-    if (q->widthValid())
-        lineWidth = q->width();
-
     QTextOption textOption = layout.textOption();
-    textOption.setWrapMode(QTextOption::WrapMode(wrapMode));
+    textOption.setWrapMode(QTextOption::NoWrap);
     textOption.setAlignment(Qt::Alignment(hAlign));
-    layout.setTextOption(textOption);
 
+    // if the item has an explicit width, we set the line width and enable wrapping
+    if (q->widthValid()) {
+        lineWidth = q->width();
+        textOption.setWrapMode(QTextOption::WrapMode(wrapMode));
+    }
+
+    layout.setTextOption(textOption);
     layout.beginLayout();
     while (1) {
         QTextLine line = layout.createLine();
         if (!line.isValid())
             break;
 
-        if (q->widthValid()) {
-            line.setLineWidth(lineWidth);
-            line.setPosition(QPointF(0, height));
-            height += line.height();
-        }
+        line.setLineWidth(lineWidth);
+        line.setPosition(QPointF(0, height));
+        height += line.height();
     }
     layout.endLayout();
 
-    return QSize(qCeil(layout.boundingRect().width()), layout.boundingRect().height());
+    return layout.boundingRect().toAlignedRect().size();
 }
 
 /*!
diff --git a/tests/auto/declarative/qmlvisual/qdeclarativetext/font/data-MAC/plaintext2.qml b/tests/auto/declarative/qmlvisual/qdeclarativetext/font/data-MAC/plaintext2.qml
new file mode 100644
index 0000000..1a8af0e
--- /dev/null
+++ b/tests/auto/declarative/qmlvisual/qdeclarativetext/font/data-MAC/plaintext2.qml
@@ -0,0 +1,131 @@
+import Qt.VisualTest 4.7
+
+VisualTest {
+    Frame {
+        msec: 0
+    }
+    Frame {
+        msec: 16
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 32
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 48
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 64
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 80
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 96
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 112
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 128
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 144
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 160
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 176
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 192
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 208
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 224
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 240
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 256
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 272
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 288
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 304
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 320
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 336
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 352
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 368
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 384
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 400
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 416
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 432
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Key {
+        type: 6
+        key: 16777249
+        modifiers: 67108864
+        text: ""
+        autorep: false
+        count: 1
+    }
+    Frame {
+        msec: 448
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+    Frame {
+        msec: 464
+        hash: "c68e50ef84647962481121e2eb1ba4d4"
+    }
+}
diff --git a/tests/auto/declarative/qmlvisual/qdeclarativetext/font/plaintext2.qml b/tests/auto/declarative/qmlvisual/qdeclarativetext/font/plaintext2.qml
new file mode 100644
index 0000000..901025a
--- /dev/null
+++ b/tests/auto/declarative/qmlvisual/qdeclarativetext/font/plaintext2.qml
@@ -0,0 +1,22 @@
+import QtQuick 1.0
+
+Rectangle {
+    width: 400; height: 200
+
+    Row {
+        spacing: 20
+        anchors.centerIn: parent
+        Text {
+            text: "First line\nSecond line"; wrapMode: Text.Wrap
+        }
+        Text {
+            text: "First line\nSecond line"; width: 70
+        }
+        Text {
+            text: "First Second\nThird Fourth"; wrapMode: Text.Wrap; width: 50
+        }
+        Text {
+            text: "First line<br>Second line"; textFormat: Text.StyledText
+        }
+    }
+}
-- 
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