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-rw-r--r--src/declarative/util/qdeclarativestateoperations.cpp66
1 files changed, 61 insertions, 5 deletions
diff --git a/src/declarative/util/qdeclarativestateoperations.cpp b/src/declarative/util/qdeclarativestateoperations.cpp
index 845b3da..8cb813c 100644
--- a/src/declarative/util/qdeclarativestateoperations.cpp
+++ b/src/declarative/util/qdeclarativestateoperations.cpp
@@ -52,6 +52,7 @@
#include "private/qdeclarativecontext_p.h"
#include "private/qdeclarativeproperty_p.h"
#include "private/qdeclarativebinding_p.h"
+#include "private/qdeclarativestate_p_p.h"
#include <QtCore/qdebug.h>
#include <QtGui/qgraphicsitem.h>
@@ -61,7 +62,7 @@
QT_BEGIN_NAMESPACE
-class QDeclarativeParentChangePrivate : public QObjectPrivate
+class QDeclarativeParentChangePrivate : public QDeclarativeStateOperationPrivate
{
Q_DECLARE_PUBLIC(QDeclarativeParentChange)
public:
@@ -98,14 +99,15 @@ void QDeclarativeParentChangePrivate::doChange(QDeclarativeItem *targetParent, Q
qreal scale = 1;
qreal rotation = 0;
- if (ok && transform.type() != QTransform::TxRotate) {
+ bool isRotate = (transform.type() == QTransform::TxRotate) || (transform.m11() < 0);
+ if (ok && !isRotate) {
if (transform.m11() == transform.m22())
scale = transform.m11();
else {
qmlInfo(q) << QDeclarativeParentChange::tr("Unable to preserve appearance under non-uniform scale");
ok = false;
}
- } else if (ok && transform.type() == QTransform::TxRotate) {
+ } else if (ok && isRotate) {
if (transform.m11() == transform.m22())
scale = qSqrt(transform.m11()*transform.m11() + transform.m12()*transform.m12());
else {
@@ -579,7 +581,7 @@ void QDeclarativeParentChange::rewind()
d->doChange(d->rewindParent, d->rewindStackBefore);
}
-class QDeclarativeStateChangeScriptPrivate : public QObjectPrivate
+class QDeclarativeStateChangeScriptPrivate : public QDeclarativeStateOperationPrivate
{
public:
QDeclarativeStateChangeScriptPrivate() {}
@@ -964,7 +966,7 @@ void QDeclarativeAnchorSet::resetCenterIn()
}
-class QDeclarativeAnchorChangesPrivate : public QObjectPrivate
+class QDeclarativeAnchorChangesPrivate : public QDeclarativeStateOperationPrivate
{
public:
QDeclarativeAnchorChangesPrivate()
@@ -1029,6 +1031,11 @@ public:
bool applyOrigVCenter;
bool applyOrigBaseline;
+ QDeclarativeNullableValue<qreal> origWidth;
+ QDeclarativeNullableValue<qreal> origHeight;
+ qreal origX;
+ qreal origY;
+
QList<QDeclarativeAbstractBinding*> oldBindings;
QDeclarativeProperty leftProp;
@@ -1320,6 +1327,42 @@ void QDeclarativeAnchorChanges::reverse(Reason reason)
QDeclarativePropertyPrivate::setBinding(d->vCenterProp, d->origVCenterBinding);
if (d->origBaselineBinding)
QDeclarativePropertyPrivate::setBinding(d->baselineProp, d->origBaselineBinding);
+
+ //restore any absolute geometry changed by the state's anchors
+ QDeclarativeAnchors::Anchors stateVAnchors = d->anchorSet->d_func()->usedAnchors & QDeclarativeAnchors::Vertical_Mask;
+ QDeclarativeAnchors::Anchors origVAnchors = targetPrivate->anchors()->usedAnchors() & QDeclarativeAnchors::Vertical_Mask;
+ QDeclarativeAnchors::Anchors stateHAnchors = d->anchorSet->d_func()->usedAnchors & QDeclarativeAnchors::Horizontal_Mask;
+ QDeclarativeAnchors::Anchors origHAnchors = targetPrivate->anchors()->usedAnchors() & QDeclarativeAnchors::Horizontal_Mask;
+
+ bool stateSetWidth = (stateHAnchors &&
+ stateHAnchors != QDeclarativeAnchors::LeftAnchor &&
+ stateHAnchors != QDeclarativeAnchors::RightAnchor &&
+ stateHAnchors != QDeclarativeAnchors::HCenterAnchor);
+ bool origSetWidth = (origHAnchors &&
+ origHAnchors != QDeclarativeAnchors::LeftAnchor &&
+ origHAnchors != QDeclarativeAnchors::RightAnchor &&
+ origHAnchors != QDeclarativeAnchors::HCenterAnchor);
+ if (d->origWidth.isValid() && stateSetWidth && !origSetWidth)
+ d->target->setWidth(d->origWidth.value);
+
+ bool stateSetHeight = (stateVAnchors &&
+ stateVAnchors != QDeclarativeAnchors::TopAnchor &&
+ stateVAnchors != QDeclarativeAnchors::BottomAnchor &&
+ stateVAnchors != QDeclarativeAnchors::VCenterAnchor &&
+ stateVAnchors != QDeclarativeAnchors::BaselineAnchor);
+ bool origSetHeight = (origVAnchors &&
+ origVAnchors != QDeclarativeAnchors::TopAnchor &&
+ origVAnchors != QDeclarativeAnchors::BottomAnchor &&
+ origVAnchors != QDeclarativeAnchors::VCenterAnchor &&
+ origVAnchors != QDeclarativeAnchors::BaselineAnchor);
+ if (d->origHeight.isValid() && stateSetHeight && !origSetHeight)
+ d->target->setHeight(d->origHeight.value);
+
+ if (stateHAnchors && !origHAnchors)
+ d->target->setX(d->origX);
+
+ if (stateVAnchors && !origVAnchors)
+ d->target->setY(d->origY);
}
QString QDeclarativeAnchorChanges::typeName() const
@@ -1382,6 +1425,14 @@ void QDeclarativeAnchorChanges::saveOriginals()
d->origVCenterBinding = QDeclarativePropertyPrivate::binding(d->vCenterProp);
d->origBaselineBinding = QDeclarativePropertyPrivate::binding(d->baselineProp);
+ QDeclarativeItemPrivate *targetPrivate = QDeclarativeItemPrivate::get(d->target);
+ if (targetPrivate->widthValid)
+ d->origWidth = d->target->width();
+ if (targetPrivate->heightValid)
+ d->origHeight = d->target->height();
+ d->origX = d->target->x();
+ d->origY = d->target->y();
+
d->applyOrigLeft = d->applyOrigRight = d->applyOrigHCenter = d->applyOrigTop
= d->applyOrigBottom = d->applyOrigVCenter = d->applyOrigBaseline = false;
@@ -1414,6 +1465,11 @@ void QDeclarativeAnchorChanges::copyOriginals(QDeclarativeActionEvent *other)
d->origVCenterBinding = acp->origVCenterBinding;
d->origBaselineBinding = acp->origBaselineBinding;
+ d->origWidth = acp->origWidth;
+ d->origHeight = acp->origHeight;
+ d->origX = acp->origX;
+ d->origY = acp->origY;
+
d->oldBindings.clear();
d->oldBindings << acp->leftBinding << acp->rightBinding << acp->hCenterBinding
<< acp->topBinding << acp->bottomBinding << acp->baselineBinding;