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-rw-r--r--src/declarative/graphicsitems/qdeclarativeanchors.cpp111
-rw-r--r--src/declarative/graphicsitems/qdeclarativeanchors_p.h5
-rw-r--r--src/declarative/graphicsitems/qdeclarativeanchors_p_p.h5
3 files changed, 96 insertions, 25 deletions
diff --git a/src/declarative/graphicsitems/qdeclarativeanchors.cpp b/src/declarative/graphicsitems/qdeclarativeanchors.cpp
index 444bbd4..a2d6261 100644
--- a/src/declarative/graphicsitems/qdeclarativeanchors.cpp
+++ b/src/declarative/graphicsitems/qdeclarativeanchors.cpp
@@ -181,10 +181,12 @@ void QDeclarativeAnchorsPrivate::fillChanged()
if (updatingFill < 2) {
++updatingFill;
+ qreal horizontalMargin = isMirrored() ? rightMargin : leftMargin;
+
if (fill == item->parentItem()) { //child-parent
- setItemPos(QPointF(leftMargin, topMargin));
+ setItemPos(QPointF(horizontalMargin, topMargin));
} else if (fill->parentItem() == item->parentItem()) { //siblings
- setItemPos(QPointF(fill->x()+leftMargin, fill->y()+topMargin));
+ setItemPos(QPointF(fill->x()+horizontalMargin, fill->y()+topMargin));
}
QGraphicsItemPrivate *fillPrivate = QGraphicsItemPrivate::get(fill);
setItemSize(QSizeF(fillPrivate->width()-leftMargin-rightMargin, fillPrivate->height()-topMargin-bottomMargin));
@@ -204,13 +206,15 @@ void QDeclarativeAnchorsPrivate::centerInChanged()
if (updatingCenterIn < 2) {
++updatingCenterIn;
+
+ qreal effectiveHCenterOffset = isMirrored() ? -hCenterOffset : hCenterOffset;
if (centerIn == item->parentItem()) {
- QPointF p(hcenter(item->parentItem()) - hcenter(item) + hCenterOffset,
+ QPointF p(hcenter(item->parentItem()) - hcenter(item) + effectiveHCenterOffset,
vcenter(item->parentItem()) - vcenter(item) + vCenterOffset);
setItemPos(p);
} else if (centerIn->parentItem() == item->parentItem()) {
- QPointF p(centerIn->x() + hcenter(centerIn) - hcenter(item) + hCenterOffset,
+ QPointF p(centerIn->x() + hcenter(centerIn) - hcenter(item) + effectiveHCenterOffset,
centerIn->y() + vcenter(centerIn) - vcenter(item) + vCenterOffset);
setItemPos(p);
}
@@ -498,6 +502,11 @@ bool QDeclarativeAnchorsPrivate::calcStretch(const QDeclarativeAnchorLine &edge1
return invalid;
}
+bool QDeclarativeAnchorsPrivate::isMirrored() const
+{
+ return layoutDirection == Qt::RightToLeft;
+}
+
void QDeclarativeAnchorsPrivate::updateVerticalAnchors()
{
if (fill || centerIn || !isItemComplete())
@@ -570,58 +579,93 @@ void QDeclarativeAnchorsPrivate::updateVerticalAnchors()
}
}
+inline QDeclarativeAnchorLine::AnchorLine reverseAnchorLine(QDeclarativeAnchorLine::AnchorLine anchorLine) {
+ if (anchorLine == QDeclarativeAnchorLine::Left) {
+ return QDeclarativeAnchorLine::Right;
+ } else if (anchorLine == QDeclarativeAnchorLine::Right) {
+ return QDeclarativeAnchorLine::Left;
+ } else {
+ return anchorLine;
+ }
+}
+
void QDeclarativeAnchorsPrivate::updateHorizontalAnchors()
{
if (fill || centerIn || !isItemComplete())
return;
- if (updatingHorizontalAnchor < 2) {
+ if (updatingHorizontalAnchor < 3) {
++updatingHorizontalAnchor;
+ qreal effectiveRightMargin, effectiveLeftMargin, effectiveHorizontalCenterOffset;
+ QDeclarativeAnchorLine effectiveLeft, effectiveRight, effectiveHorizontalCenter;
+ QDeclarativeAnchors::Anchor effectiveLeftAnchor, effectiveRightAnchor;
+ if (isMirrored()) {
+ effectiveLeftAnchor = QDeclarativeAnchors::RightAnchor;
+ effectiveRightAnchor = QDeclarativeAnchors::LeftAnchor;
+ effectiveLeft.item = right.item;
+ effectiveLeft.anchorLine = reverseAnchorLine(right.anchorLine);
+ effectiveRight.item = left.item;
+ effectiveRight.anchorLine = reverseAnchorLine(left.anchorLine);
+ effectiveHorizontalCenter.item = hCenter.item;
+ effectiveHorizontalCenter.anchorLine = reverseAnchorLine(hCenter.anchorLine);
+ effectiveLeftMargin = rightMargin;
+ effectiveRightMargin = leftMargin;
+ effectiveHorizontalCenterOffset = -hCenterOffset;
+ } else {
+ effectiveLeftAnchor = QDeclarativeAnchors::LeftAnchor;
+ effectiveRightAnchor = QDeclarativeAnchors::RightAnchor;
+ effectiveLeft = left;
+ effectiveRight = right;
+ effectiveHorizontalCenter = hCenter;
+ effectiveLeftMargin = leftMargin;
+ effectiveRightMargin = rightMargin;
+ effectiveHorizontalCenterOffset = hCenterOffset;
+ }
+
QGraphicsItemPrivate *itemPrivate = QGraphicsItemPrivate::get(item);
- if (usedAnchors & QDeclarativeAnchors::LeftAnchor) {
+ if (usedAnchors & effectiveLeftAnchor) {
//Handle stretching
bool invalid = true;
qreal width = 0.0;
- if (usedAnchors & QDeclarativeAnchors::RightAnchor) {
- invalid = calcStretch(left, right, leftMargin, -rightMargin, QDeclarativeAnchorLine::Left, width);
+ if (usedAnchors & effectiveRightAnchor) {
+ invalid = calcStretch(effectiveLeft, effectiveRight, effectiveLeftMargin, -effectiveRightMargin, QDeclarativeAnchorLine::Left, width);
} else if (usedAnchors & QDeclarativeAnchors::HCenterAnchor) {
- invalid = calcStretch(left, hCenter, leftMargin, hCenterOffset, QDeclarativeAnchorLine::Left, width);
+ invalid = calcStretch(effectiveLeft, effectiveHorizontalCenter, effectiveLeftMargin, effectiveHorizontalCenterOffset, QDeclarativeAnchorLine::Left, width);
width *= 2;
}
if (!invalid)
setItemWidth(width);
//Handle left
- if (left.item == item->parentItem()) {
- setItemX(adjustedPosition(left.item, left.anchorLine) + leftMargin);
- } else if (left.item->parentItem() == item->parentItem()) {
- setItemX(position(left.item, left.anchorLine) + leftMargin);
+ if (effectiveLeft.item == item->parentItem()) {
+ setItemX(adjustedPosition(effectiveLeft.item, effectiveLeft.anchorLine) + effectiveLeftMargin);
+ } else if (effectiveLeft.item->parentItem() == item->parentItem()) {
+ setItemX(position(effectiveLeft.item, effectiveLeft.anchorLine) + effectiveLeftMargin);
}
- } else if (usedAnchors & QDeclarativeAnchors::RightAnchor) {
+ } else if (usedAnchors & effectiveRightAnchor) {
//Handle stretching (left + right case is handled in updateLeftAnchor)
if (usedAnchors & QDeclarativeAnchors::HCenterAnchor) {
qreal width = 0.0;
- bool invalid = calcStretch(hCenter, right, hCenterOffset, -rightMargin,
+ bool invalid = calcStretch(effectiveHorizontalCenter, effectiveRight, effectiveHorizontalCenterOffset, -effectiveRightMargin,
QDeclarativeAnchorLine::Left, width);
if (!invalid)
setItemWidth(width*2);
}
//Handle right
- if (right.item == item->parentItem()) {
- setItemX(adjustedPosition(right.item, right.anchorLine) - itemPrivate->width() - rightMargin);
- } else if (right.item->parentItem() == item->parentItem()) {
- setItemX(position(right.item, right.anchorLine) - itemPrivate->width() - rightMargin);
+ if (effectiveRight.item == item->parentItem()) {
+ setItemX(adjustedPosition(effectiveRight.item, effectiveRight.anchorLine) - itemPrivate->width() - effectiveRightMargin);
+ } else if (effectiveRight.item->parentItem() == item->parentItem()) {
+ setItemX(position(effectiveRight.item, effectiveRight.anchorLine) - itemPrivate->width() - effectiveRightMargin);
}
} else if (usedAnchors & QDeclarativeAnchors::HCenterAnchor) {
//Handle hCenter
- if (hCenter.item == item->parentItem()) {
- setItemX(adjustedPosition(hCenter.item, hCenter.anchorLine) - hcenter(item) + hCenterOffset);
- } else if (hCenter.item->parentItem() == item->parentItem()) {
- setItemX(position(hCenter.item, hCenter.anchorLine) - hcenter(item) + hCenterOffset);
+ if (effectiveHorizontalCenter.item == item->parentItem()) {
+ setItemX(adjustedPosition(effectiveHorizontalCenter.item, effectiveHorizontalCenter.anchorLine) - hcenter(item) + effectiveHorizontalCenterOffset);
+ } else if (effectiveHorizontalCenter.item->parentItem() == item->parentItem()) {
+ setItemX(position(effectiveHorizontalCenter.item, effectiveHorizontalCenter.anchorLine) - hcenter(item) + effectiveHorizontalCenterOffset);
}
}
-
--updatingHorizontalAnchor;
} else {
// ### Make this certain :)
@@ -1042,6 +1086,25 @@ QDeclarativeAnchors::Anchors QDeclarativeAnchors::usedAnchors() const
return d->usedAnchors;
}
+
+Qt::LayoutDirection QDeclarativeAnchors::layoutDirection() const
+{
+ Q_D(const QDeclarativeAnchors);
+ return d->layoutDirection;
+}
+
+void QDeclarativeAnchors::setLayoutDirection(Qt::LayoutDirection layoutDirection)
+{
+ Q_D(QDeclarativeAnchors);
+ if (d->layoutDirection != layoutDirection) {
+ d->layoutDirection = layoutDirection;
+ d->fillChanged();
+ d->centerInChanged();
+ d->updateHorizontalAnchors();
+ emit layoutDirectionChanged();
+ }
+}
+
bool QDeclarativeAnchorsPrivate::checkHValid() const
{
if (usedAnchors & QDeclarativeAnchors::LeftAnchor &&
diff --git a/src/declarative/graphicsitems/qdeclarativeanchors_p.h b/src/declarative/graphicsitems/qdeclarativeanchors_p.h
index d2c0a89..90a3508 100644
--- a/src/declarative/graphicsitems/qdeclarativeanchors_p.h
+++ b/src/declarative/graphicsitems/qdeclarativeanchors_p.h
@@ -79,6 +79,7 @@ class Q_DECLARATIVE_PRIVATE_EXPORT QDeclarativeAnchors : public QObject
Q_PROPERTY(qreal baselineOffset READ baselineOffset WRITE setBaselineOffset NOTIFY baselineOffsetChanged)
Q_PROPERTY(QGraphicsObject *fill READ fill WRITE setFill RESET resetFill NOTIFY fillChanged)
Q_PROPERTY(QGraphicsObject *centerIn READ centerIn WRITE setCenterIn RESET resetCenterIn NOTIFY centerInChanged)
+ Q_PROPERTY(Qt::LayoutDirection layoutDirection READ layoutDirection WRITE setLayoutDirection NOTIFY layoutDirectionChanged REVISION 1)
public:
QDeclarativeAnchors(QObject *parent=0);
@@ -160,6 +161,9 @@ public:
Anchors usedAnchors() const;
+ Qt::LayoutDirection layoutDirection() const;
+ void setLayoutDirection (Qt::LayoutDirection);
+
void classBegin();
void componentComplete();
@@ -181,6 +185,7 @@ Q_SIGNALS:
void verticalCenterOffsetChanged();
void horizontalCenterOffsetChanged();
void baselineOffsetChanged();
+ Q_REVISION(1) void layoutDirectionChanged();
private:
friend class QDeclarativeItem;
diff --git a/src/declarative/graphicsitems/qdeclarativeanchors_p_p.h b/src/declarative/graphicsitems/qdeclarativeanchors_p_p.h
index c4508e0..ec96582 100644
--- a/src/declarative/graphicsitems/qdeclarativeanchors_p_p.h
+++ b/src/declarative/graphicsitems/qdeclarativeanchors_p_p.h
@@ -94,7 +94,7 @@ public:
: componentComplete(true), updatingMe(false), updatingHorizontalAnchor(0),
updatingVerticalAnchor(0), updatingFill(0), updatingCenterIn(0), item(i), usedAnchors(0), fill(0),
centerIn(0), leftMargin(0), rightMargin(0), topMargin(0), bottomMargin(0),
- margins(0), vCenterOffset(0), hCenterOffset(0), baselineOffset(0)
+ margins(0), vCenterOffset(0), hCenterOffset(0), baselineOffset(0), layoutDirection(Qt::LeftToRight)
{
}
@@ -133,6 +133,7 @@ public:
bool checkVAnchorValid(QDeclarativeAnchorLine anchor) const;
bool calcStretch(const QDeclarativeAnchorLine &edge1, const QDeclarativeAnchorLine &edge2, qreal offset1, qreal offset2, QDeclarativeAnchorLine::AnchorLine line, qreal &stretch);
+ bool isMirrored() const;
void updateHorizontalAnchors();
void updateVerticalAnchors();
void fillChanged();
@@ -160,6 +161,8 @@ public:
qreal vCenterOffset;
qreal hCenterOffset;
qreal baselineOffset;
+
+ Qt::LayoutDirection layoutDirection;
};
QT_END_NAMESPACE
generated by cgit v0.12 at 2024-10-27 05:26:49 (GMT)