diff options
Diffstat (limited to 'src/quick')
-rw-r--r-- | src/quick/items/qquicktext.cpp | 47 | ||||
-rw-r--r-- | src/quick/items/qquicktext_p.h | 2 | ||||
-rw-r--r-- | src/quick/items/qquicktext_p_p.h | 1 |
3 files changed, 50 insertions, 0 deletions
diff --git a/src/quick/items/qquicktext.cpp b/src/quick/items/qquicktext.cpp index 09371db66d..080cc9412e 100644 --- a/src/quick/items/qquicktext.cpp +++ b/src/quick/items/qquicktext.cpp @@ -384,6 +384,7 @@ void QQuickTextPrivate::updateSize() updateBaseline(fm.ascent(), q->height() - fontHeight - vPadding); q->setImplicitSize(hPadding, fontHeight + vPadding); layedOutTextRect = QRectF(0, 0, 0, fontHeight); + advance = QSizeF(); emit q->contentSizeChanged(); updateType = UpdatePaintNode; q->update(); @@ -457,8 +458,26 @@ void QQuickTextPrivate::updateSize() if (iWidth == -1) q->setImplicitHeight(size.height() + vPadding); + + QTextBlock firstBlock = extra->doc->firstBlock(); + while (firstBlock.layout()->lineCount() == 0) + firstBlock = firstBlock.next(); + + QTextBlock lastBlock = extra->doc->lastBlock(); + while (lastBlock.layout()->lineCount() == 0) + lastBlock = lastBlock.previous(); + + if (firstBlock.lineCount() > 0 && lastBlock.lineCount() > 0) { + QTextLine firstLine = firstBlock.layout()->lineAt(0); + QTextLine lastLine = lastBlock.layout()->lineAt(lastBlock.layout()->lineCount() - 1); + advance = QSizeF(lastLine.horizontalAdvance(), + (lastLine.y() + lastBlock.layout()->position().y()) - (firstLine.y() + firstBlock.layout()->position().y())); + } else { + advance = QSizeF(); + } } + if (layedOutTextRect.size() != previousSize) emit q->contentSizeChanged(); updateType = UpdatePaintNode; @@ -968,6 +987,16 @@ QRectF QQuickTextPrivate::setupTextLayout(qreal *const baseline) br.moveTop(0); + // Find the advance of the text layout + if (layout.lineCount() > 0) { + QTextLine firstLine = layout.lineAt(0); + QTextLine lastLine = layout.lineAt(layout.lineCount() - 1); + advance = QSizeF(lastLine.horizontalAdvance(), + lastLine.y() - firstLine.y()); + } else { + advance = QSizeF(); + } + if (!horizontalFit && !verticalFit) break; @@ -3055,6 +3084,24 @@ QJSValue QQuickText::fontInfo() const return value; } +/*! + \qmlproperty size QtQuick::Text::advance + \since 5.10 + + The distance, in pixels, from the baseline origin of the first + character of the text item, to the baseline origin of the first + character in a text item occurring directly after this one + in a text flow. + + Note that the advance can be negative if the text flows from + the right to the left. +*/ +QSizeF QQuickText::advance() const +{ + Q_D(const QQuickText); + return d->advance; +} + QT_END_NAMESPACE #include "moc_qquicktext_p.cpp" diff --git a/src/quick/items/qquicktext_p.h b/src/quick/items/qquicktext_p.h index b190738cfb..a56bcdb87b 100644 --- a/src/quick/items/qquicktext_p.h +++ b/src/quick/items/qquicktext_p.h @@ -99,6 +99,7 @@ class Q_QUICK_PRIVATE_EXPORT QQuickText : public QQuickImplicitSizeItem Q_PROPERTY(qreal bottomPadding READ bottomPadding WRITE setBottomPadding RESET resetBottomPadding NOTIFY bottomPaddingChanged REVISION 6) Q_PROPERTY(QJSValue fontInfo READ fontInfo NOTIFY fontInfoChanged REVISION 9) + Q_PROPERTY(QSizeF advance READ advance NOTIFY contentSizeChanged REVISION 10) public: QQuickText(QQuickItem *parent=0); @@ -251,6 +252,7 @@ public: void resetBottomPadding(); QJSValue fontInfo() const; + QSizeF advance() const; Q_SIGNALS: void textChanged(const QString &text); diff --git a/src/quick/items/qquicktext_p_p.h b/src/quick/items/qquicktext_p_p.h index 6456750359..fde07eaf2e 100644 --- a/src/quick/items/qquicktext_p_p.h +++ b/src/quick/items/qquicktext_p_p.h @@ -89,6 +89,7 @@ public: void processHoverEvent(QHoverEvent *event); QRectF layedOutTextRect; + QSizeF advance; struct ExtraData { ExtraData(); |