Add support for line spacing in Text element.

This change adds the lineHeight and lineHeightMode properties.

Task-number: QTBUG-14296
Reviewed-by: Martin Jones

2 files changed, 47 insertions, 0 deletions

diff --git a/tests/auto/declarative/qdeclarativetext/data/lineHeight.qml b/tests/auto/declarative/qdeclarativetext/data/lineHeight.qml
new file mode 100644
index 0000000..851d871
--- /dev/null
+++ b/tests/auto/declarative/qdeclarativetext/data/lineHeight.qml
@@ -0,0 +1,15 @@
+import QtQuick 1.1
+
+Item {
+    width: 200
+    height: 200
+
+    Text {
+        id: myText
+        objectName: "myText"
+        width: 200
+        wrapMode: Text.WordWrap
+        font.pixelSize: 13
+        text: "Lorem ipsum sit amet, consectetur adipiscing elit. Integer felis nisl, varius in pretium nec, venenatis non erat. Proin lobortis interdum dictum."
+    }
+}
diff --git a/tests/auto/declarative/qdeclarativetext/tst_qdeclarativetext.cpp b/tests/auto/declarative/qdeclarativetext/tst_qdeclarativetext.cpp
index c9b5295..b96fbff 100644
--- a/tests/auto/declarative/qdeclarativetext/tst_qdeclarativetext.cpp
+++ b/tests/auto/declarative/qdeclarativetext/tst_qdeclarativetext.cpp
@@ -81,6 +81,7 @@ private slots:
     void embeddedImages();
 
     void lineCount();
+    void lineHeight();
 
     // ### these tests may be trivial    
     void horizontalAlignment();
@@ -1082,6 +1083,37 @@ void tst_qdeclarativetext::lineCount()
     QCOMPARE(myText->maximumLineCount(), 2);
 }
 
+void tst_qdeclarativetext::lineHeight()
+{
+    QDeclarativeView *canvas = createView(SRCDIR "/data/lineHeight.qml");
+
+    QDeclarativeText *myText = canvas->rootObject()->findChild<QDeclarativeText*>("myText");
+    QVERIFY(myText != 0);
+
+    QVERIFY(myText->lineHeight() == 1);
+    QVERIFY(myText->lineHeightMode() == QDeclarativeText::MultiplyHeight);
+
+    qreal h = myText->height();
+    myText->setLineHeight(1.5);
+    QVERIFY(myText->height() == h * 1.5);
+
+    myText->setLineHeightMode(QDeclarativeText::PixelHeight);
+    myText->setLineHeight(20);
+    QCOMPARE(myText->height(), 120.0);
+
+    myText->setText("Lorem ipsum sit <b>amet</b>, consectetur adipiscing elit. Integer felis nisl, varius in pretium nec, venenatis non erat. Proin lobortis interdum dictum.");
+    myText->setLineHeightMode(QDeclarativeText::MultiplyHeight);
+    myText->setLineHeight(1);
+
+    qreal h2 = myText->height();
+    myText->setLineHeight(1.25);
+    QVERIFY(myText->height() == h2 * 1.25);
+
+    myText->setLineHeightMode(QDeclarativeText::PixelHeight);
+    myText->setLineHeight(10);
+    QCOMPARE(myText->height(), 60.0);
+}
+
 void tst_qdeclarativetext::implicitSize_data()
 {
     QTest::addColumn<QString>("text");