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Doric/doric-Qt/doric/utils/DoricLayouts.cpp

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#include "DoricLayouts.h"
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DoricLayouts::DoricLayouts(QObject *parent) : QObject(parent) {
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this->widthSpec = DoricLayoutSpec::DoricLayoutJust;
this->heightSpec = DoricLayoutSpec::DoricLayoutJust;
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this->alignment = 0;
this->gravity = 0;
this->width = 0;
this->height = 0;
this->spacing = 0;
this->marginBottom = 0;
this->marginTop = 0;
this->marginLeft = 0;
this->marginRight = 0;
this->paddingLeft = 0;
this->paddingRight = 0;
this->paddingBottom = 0;
this->paddingTop = 0;
this->weight = 0;
this->layoutType = DoricLayoutType::DoricUndefined;
this->disabled = false;
this->maxWidth = INT_MAX;
this->maxHeight = INT_MAX;
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this->minWidth = 0;
this->minHeight = 0;
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this->measuredWidth = 0;
this->measuredHeight = 0;
this->measuredX = 0;
this->measuredY = 0;
this->undefined = false;
this->contentWidth = 0;
this->contentHeight = 0;
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}
void DoricLayouts::setWidthSpec(int widthSpec) { this->widthSpec = widthSpec; }
void DoricLayouts::setHeightSpec(int heightSpec) {
this->heightSpec = heightSpec;
}
void DoricLayouts::setAlignment(int alignment) { this->alignment = alignment; }
void DoricLayouts::setGravity(int gravity) { this->gravity = gravity; }
void DoricLayouts::setWidth(qreal width) { this->width = width; }
void DoricLayouts::setHeight(qreal height) { this->height = height; }
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void DoricLayouts::setSpacing(qreal spacing) { this->spacing = spacing; }
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void DoricLayouts::setMarginLeft(qreal marginLeft) {
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this->marginLeft = marginLeft;
}
void DoricLayouts::setMarginTop(qreal marginTop) {
this->marginTop = marginTop;
}
void DoricLayouts::setMarginRight(qreal marginRight) {
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this->marginRight = marginRight;
}
void DoricLayouts::setMarginBottom(qreal marginBottom) {
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this->marginBottom = marginBottom;
}
void DoricLayouts::setPaddingLeft(qreal paddingLeft) {
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this->paddingLeft = paddingLeft;
}
void DoricLayouts::setPaddingTop(qreal paddingTop) {
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this->paddingTop = paddingTop;
}
void DoricLayouts::setPaddingRight(qreal paddingRight) {
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this->paddingRight = paddingRight;
}
void DoricLayouts::setPaddingBottom(qreal paddingBottom) {
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this->paddingBottom = paddingBottom;
}
void DoricLayouts::setWeight(int weight) { this->weight = weight; }
void DoricLayouts::setView(QQuickItem *view) {
this->view = view;
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this->setParent(view);
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this->tag = view->property("tag").toString();
}
void DoricLayouts::setLayoutType(int layoutType) {
this->layoutType = layoutType;
}
void DoricLayouts::setDisabled(bool disabled) { this->disabled = disabled; }
void DoricLayouts::setMaxWidth(qreal maxWidth) { this->maxWidth = maxWidth; }
void DoricLayouts::setMaxHeight(qreal maxHeight) {
this->maxHeight = maxHeight;
}
void DoricLayouts::setMinWidth(qreal minWidth) { this->minWidth = minWidth; }
void DoricLayouts::setMinHeight(qreal minHeight) {
this->minHeight = minHeight;
}
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void DoricLayouts::apply(qreal targetWidth, qreal targetHeight) {
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this->resolved = false;
this->measure(targetWidth, targetHeight);
this->setFrame();
this->resolved = true;
}
void DoricLayouts::apply() {
this->apply(this->view->width(), this->view->height());
}
void DoricLayouts::measure(qreal targetWidth, qreal targetHeight) {
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this->measureSelf(targetWidth, targetHeight);
this->layout();
}
void DoricLayouts::measureSelf(qreal targetWidth, qreal targetHeight) {
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// measure width
qreal width;
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if (this->widthSpec == DoricLayoutSpec::DoricLayoutMost) {
QQuickItem *parent = this->view->parentItem();
DoricLayouts *parentDoricLayout =
(DoricLayouts *)(parent->property("doricLayout").toULongLong());
if (parentDoricLayout->layoutType == DoricLayoutType::DoricHLayout &&
this->weight > 0) {
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width = 0;
setMeasuredWidth(0);
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} else {
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width = targetWidth;
setMeasuredWidth(targetWidth);
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}
} else if (this->widthSpec == DoricLayoutSpec::DoricLayoutJust) {
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width = this->width;
setMeasuredWidth(this->width);
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} else {
width = targetWidth;
}
// measure height
qreal height;
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if (this->heightSpec == DoricLayoutSpec::DoricLayoutMost) {
QQuickItem *parent = this->view->parentItem();
DoricLayouts *parentDoricLayout =
(DoricLayouts *)(parent->property("doricLayout").toULongLong());
if (parentDoricLayout->layoutType == DoricLayoutType::DoricVLayout &&
this->weight > 0) {
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height = 0;
setMeasuredHeight(0);
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} else {
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height = targetHeight;
setMeasuredHeight(targetHeight);
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}
} else if (this->heightSpec == DoricLayoutSpec::DoricLayoutJust) {
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height = this->height;
setMeasuredHeight(this->height);
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} else {
height = targetHeight;
}
// measure content
this->measureContent(width - this->paddingLeft - this->paddingRight,
height - this->paddingTop - this->paddingBottom);
if (this->restrainSize()) {
this->measureContent(
this->measuredWidth - this->paddingLeft - this->paddingRight,
this->measuredHeight - this->paddingTop - this->paddingBottom);
}
this->restrainSize();
}
void DoricLayouts::measureContent(qreal targetWidth, qreal targetHeight) {
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qCritical() << "measureContent: " << tag << this->view->property("uuid");
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switch (this->layoutType) {
case DoricLayoutType::DoricStack: {
this->measureStackContent(targetWidth, targetHeight);
break;
}
case DoricLayoutType::DoricVLayout: {
this->measureVLayoutContent(targetWidth, targetHeight);
break;
}
case DoricLayoutType::DoricHLayout: {
this->measureHLayoutContent(targetWidth, targetHeight);
break;
}
default: {
this->measureUndefinedContent(targetWidth, targetHeight);
break;
}
}
QQuickItem *parent = this->view->parentItem();
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if (parent != nullptr) {
DoricLayouts *parentDoricLayout =
(DoricLayouts *)(parent->property("doricLayout").toULongLong());
if (parentDoricLayout != nullptr) {
if (parentDoricLayout->layoutType != DoricLayoutType::DoricUndefined &&
parentDoricLayout->widthSpec == DoricLayoutSpec::DoricLayoutFit &&
this->widthSpec == DoricLayoutSpec::DoricLayoutMost) {
setMeasuredWidth(0);
}
if (parentDoricLayout->layoutType != DoricLayoutType::DoricUndefined &&
parentDoricLayout->heightSpec == DoricLayoutSpec::DoricLayoutFit &&
this->heightSpec == DoricLayoutSpec::DoricLayoutMost) {
setMeasuredHeight(0);
}
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}
}
}
void DoricLayouts::measureUndefinedContent(qreal targetWidth,
qreal targetHeight) {
qreal width = this->view->width();
qreal height = this->view->height();
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if (width > targetWidth) {
width = targetWidth;
}
if (height > targetHeight) {
height = targetHeight;
}
if (this->widthSpec == DoricLayoutSpec::DoricLayoutFit) {
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setMeasuredWidth(width + this->paddingLeft + this->paddingRight);
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}
if (this->heightSpec == DoricLayoutSpec::DoricLayoutFit) {
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setMeasuredHeight(height + this->paddingTop + this->paddingBottom);
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}
}
void DoricLayouts::measureStackContent(qreal targetWidth, qreal targetHeight) {
qreal contentWidth = 0, contentHeight = 0;
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foreach (QQuickItem *subview, this->view->childItems()) {
DoricLayouts *layout =
(DoricLayouts *)(subview->property("doricLayout").toULongLong());
if (layout == nullptr) {
continue;
}
if (layout->disabled) {
continue;
}
QPair<int, int> size = layout->removeMargin(targetWidth, targetHeight);
layout->measure(size.first, size.second);
contentWidth = qMax(contentWidth, layout->takenWidth());
contentHeight = qMax(contentHeight, layout->takenHeight());
}
if (this->widthSpec == DoricLayoutSpec::DoricLayoutFit) {
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setMeasuredWidth(contentWidth + this->paddingLeft + this->paddingRight);
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}
if (this->heightSpec == DoricLayoutSpec::DoricLayoutFit) {
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setMeasuredHeight(contentHeight + this->paddingTop + this->paddingBottom);
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}
this->contentWidth = contentWidth;
this->contentHeight = contentHeight;
}
void DoricLayouts::measureVLayoutContent(qreal targetWidth,
qreal targetHeight) {
qreal contentWidth = 0, contentHeight = 0, contentWeight = 0;
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bool had = false;
foreach (QQuickItem *subview, this->view->childItems()) {
DoricLayouts *layout =
(DoricLayouts *)(subview->property("doricLayout").toULongLong());
if (layout == nullptr) {
continue;
}
if (layout->disabled) {
continue;
}
had = true;
QPair<int, int> pair =
layout->removeMargin(targetWidth, targetHeight - contentHeight);
layout->measure(pair.first, pair.second);
contentWidth = qMax(contentWidth, layout->takenWidth());
contentHeight += layout->takenHeight() + this->spacing;
contentWeight += layout->weight;
}
if (had) {
contentHeight -= this->spacing;
}
if (contentWeight > 0) {
qreal remaining = targetHeight - contentHeight;
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contentWidth = 0;
foreach (QQuickItem *subview, this->view->childItems()) {
DoricLayouts *layout =
(DoricLayouts *)(subview->property("doricLayout").toULongLong());
if (layout == nullptr) {
continue;
}
if (layout->disabled) {
continue;
}
qreal measuredHeight =
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layout->measuredHeight + remaining / contentWeight * layout->weight;
layout->measuredHeight = measuredHeight;
// Need Remeasure
layout->measureContent(
layout->measuredWidth - layout->paddingLeft - layout->paddingRight,
measuredHeight - layout->paddingTop - layout->paddingBottom);
layout->measuredHeight = measuredHeight;
contentWidth = qMax(contentWidth, layout->takenWidth());
}
contentHeight = targetHeight;
}
if (this->widthSpec == DoricLayoutSpec::DoricLayoutFit) {
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setMeasuredWidth(contentWidth + this->paddingLeft + this->paddingRight);
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}
if (this->heightSpec == DoricLayoutSpec::DoricLayoutFit) {
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setMeasuredHeight(contentHeight + this->paddingTop + this->paddingBottom);
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}
this->contentWidth = contentWidth;
this->contentHeight = contentHeight;
}
void DoricLayouts::measureHLayoutContent(qreal targetWidth,
qreal targetHeight) {
qreal contentWidth = 0, contentHeight = 0, contentWeight = 0;
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bool had = false;
foreach (QQuickItem *subview, this->view->childItems()) {
DoricLayouts *layout =
(DoricLayouts *)(subview->property("doricLayout").toULongLong());
if (layout == nullptr) {
continue;
}
if (layout->disabled) {
continue;
}
had = true;
QPair<int, int> pair =
layout->removeMargin(targetWidth - contentWidth, targetHeight);
layout->measure(pair.first, pair.second);
contentWidth += layout->takenWidth() + this->spacing;
contentHeight = qMax(contentHeight, layout->takenHeight());
contentWeight += layout->weight;
}
if (had) {
contentWidth -= this->spacing;
}
if (contentWeight > 0) {
qreal remaining = targetWidth - contentWidth;
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contentHeight = 0;
foreach (QQuickItem *subview, this->view->childItems()) {
DoricLayouts *layout =
(DoricLayouts *)(subview->property("doricLayout").toULongLong());
if (layout == nullptr) {
continue;
}
if (layout->disabled) {
continue;
}
qreal measuredWidth =
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layout->measuredWidth + remaining / contentWeight * layout->weight;
layout->measuredWidth = measuredWidth;
// Need Remeasure
layout->measureContent(
measuredWidth - layout->paddingLeft - layout->paddingRight,
layout->measuredHeight - layout->paddingTop - layout->paddingBottom);
layout->measuredWidth = measuredWidth;
contentHeight = qMax(contentHeight, layout->takenHeight());
}
contentWidth = targetWidth;
}
if (this->widthSpec == DoricLayoutSpec::DoricLayoutFit) {
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setMeasuredWidth(contentWidth + this->paddingLeft + this->paddingRight);
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}
if (this->heightSpec == DoricLayoutSpec::DoricLayoutFit) {
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setMeasuredHeight(contentHeight + this->paddingTop + this->paddingBottom);
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}
this->contentWidth = contentWidth;
this->contentHeight = contentHeight;
}
qreal DoricLayouts::takenWidth() {
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return this->measuredWidth + this->marginLeft + this->marginRight;
}
qreal DoricLayouts::takenHeight() {
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return this->measuredHeight + this->marginTop + this->marginBottom;
}
QPair<qreal, qreal> DoricLayouts::removeMargin(qreal targetWidth,
qreal targetHeight) {
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QPair<int, int> pair(targetWidth - this->marginLeft - this->marginRight,
targetHeight - this->marginTop - this->marginBottom);
return pair;
}
bool DoricLayouts::restrainSize() {
bool needRemeasure = false;
if (this->measuredWidth > this->maxWidth) {
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setMeasuredWidth(this->maxWidth);
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needRemeasure = true;
}
if (this->measuredHeight > this->maxHeight) {
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setMeasuredHeight(this->maxHeight);
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needRemeasure = true;
}
if (this->measuredWidth < this->minWidth) {
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setMeasuredWidth(this->minWidth);
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needRemeasure = true;
}
if (this->measuredHeight < this->minHeight) {
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setMeasuredHeight(this->minHeight);
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needRemeasure = true;
}
return needRemeasure;
}
void DoricLayouts::layout() {
switch (this->layoutType) {
case DoricLayoutType::DoricStack: {
this->layoutStack();
break;
}
case DoricLayoutType::DoricVLayout: {
this->layoutVLayout();
break;
}
case DoricLayoutType::DoricHLayout: {
this->layoutHLayout();
break;
}
default: {
break;
}
}
}
void DoricLayouts::setFrame() {
if (this->layoutType != DoricLayoutType::DoricUndefined) {
foreach (QQuickItem *subview, this->view->childItems()) {
DoricLayouts *layout =
(DoricLayouts *)(subview->property("doricLayout").toULongLong());
if (layout == nullptr) {
continue;
}
layout->setFrame();
}
}
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qCritical() << "DoricLayouts setProperty: " << tag
<< this->view->property("uuid")
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<< " measuredWidth: " << this->measuredWidth
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<< " measuredHeight: " << this->measuredHeight
<< " width: " << this->view->width()
<< " height: " << this->view->height()
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<< " measuredX: " << this->measuredX
<< " measuredY: " << this->measuredY;
if (qFabs(this->measuredWidth - this->view->width() >= 0.00001f))
this->view->setProperty("width", this->measuredWidth);
if (qFabs(this->measuredHeight - this->view->height() >= 0.00001f))
this->view->setProperty("height", this->measuredHeight);
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this->view->setProperty("x", this->measuredX);
this->view->setProperty("y", this->measuredY);
}
void DoricLayouts::layoutStack() {
foreach (QQuickItem *subview, this->view->childItems()) {
DoricLayouts *layout =
(DoricLayouts *)(subview->property("doricLayout").toULongLong());
if (layout == nullptr) {
continue;
}
if (layout->disabled) {
continue;
}
if (this->widthSpec == DoricLayoutSpec::DoricLayoutFit &&
layout->widthSpec == DoricLayoutSpec::DoricLayoutMost) {
layout->measuredWidth =
this->measuredWidth - layout->marginLeft - layout->marginRight;
}
if (this->heightSpec == DoricLayoutSpec::DoricLayoutFit &&
layout->heightSpec == DoricLayoutSpec::DoricLayoutMost) {
layout->measuredHeight =
this->measuredHeight - layout->marginTop - layout->marginBottom;
}
layout->layout();
int gravity = layout->alignment;
if ((gravity & DoricGravity::DoricGravityLeft) ==
DoricGravity::DoricGravityLeft) {
layout->setMeasuredX(this->paddingLeft);
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} else if ((gravity & DoricGravity::DoricGravityRight) ==
DoricGravity::DoricGravityRight) {
layout->setMeasuredX(this->measuredWidth - this->paddingRight -
layout->measuredWidth);
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} else if ((gravity & DoricGravity::DoricGravityCenterX) ==
DoricGravity::DoricGravityCenterX) {
layout->setMeasuredX(this->measuredWidth / 2 - layout->measuredWidth / 2);
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} else {
if (layout->marginLeft || layout->marginRight) {
layout->setMeasuredX(this->paddingLeft);
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} else {
layout->setMeasuredX(0);
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}
}
if ((gravity & DoricGravity::DoricGravityTop) ==
DoricGravity::DoricGravityTop) {
layout->measuredY = this->paddingTop;
} else if ((gravity & DoricGravity::DoricGravityBottom) ==
DoricGravity::DoricGravityBottom) {
layout->measuredY =
this->measuredHeight - this->paddingBottom - layout->measuredHeight;
} else if ((gravity & DoricGravity::DoricGravityCenterY) ==
DoricGravity::DoricGravityCenterY) {
layout->measuredY = this->measuredHeight / 2 - layout->measuredHeight / 2;
} else {
if (layout->marginTop || layout->marginBottom) {
layout->measuredY = this->paddingTop;
} else {
layout->measuredY = 0;
}
}
if (!gravity) {
gravity = DoricGravity::DoricGravityLeft | DoricGravity::DoricGravityTop;
}
if (layout->marginLeft && !((gravity & DoricGravity::DoricGravityRight) ==
DoricGravity::DoricGravityRight)) {
layout->measuredX += layout->marginLeft;
}
if (layout->marginRight && !((gravity & DoricGravity::DoricGravityLeft) ==
DoricGravity::DoricGravityLeft)) {
layout->measuredX -= layout->marginRight;
}
if (layout->marginTop && !((gravity & DoricGravity::DoricGravityBottom) ==
DoricGravity::DoricGravityBottom)) {
layout->measuredY += layout->marginTop;
}
if (layout->marginBottom && !((gravity & DoricGravity::DoricGravityTop) ==
DoricGravity::DoricGravityTop)) {
layout->measuredY -= layout->marginBottom;
}
}
}
void DoricLayouts::layoutVLayout() {
qreal yStart = this->paddingTop;
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if ((this->gravity & DoricGravity::DoricGravityTop) ==
DoricGravity::DoricGravityTop) {
yStart = this->paddingTop;
} else if ((this->gravity & DoricGravity::DoricGravityBottom) ==
DoricGravity::DoricGravityBottom) {
yStart = this->measuredHeight - this->contentHeight - this->paddingBottom;
} else if ((this->gravity & DoricGravity::DoricGravityCenterY) ==
DoricGravity::DoricGravityCenterY) {
yStart = (this->measuredHeight - this->contentHeight - this->paddingTop -
this->paddingBottom) /
2 +
this->paddingTop;
}
foreach (QQuickItem *subview, this->view->childItems()) {
DoricLayouts *layout =
(DoricLayouts *)(subview->property("doricLayout").toULongLong());
if (layout == nullptr) {
continue;
}
if (layout->disabled) {
continue;
}
if (this->widthSpec == DoricLayoutSpec::DoricLayoutFit &&
layout->widthSpec == DoricLayoutSpec::DoricLayoutMost) {
layout->measuredWidth =
this->measuredWidth - layout->marginLeft - layout->marginRight;
}
if (this->heightSpec == DoricLayoutSpec::DoricLayoutFit &&
layout->heightSpec == DoricLayoutSpec::DoricLayoutMost) {
layout->measuredHeight = this->measuredHeight - yStart -
layout->marginTop - layout->marginBottom;
}
layout->layout();
int gravity = layout->alignment | this->gravity;
if ((gravity & DoricGravity::DoricGravityLeft) ==
DoricGravity::DoricGravityLeft) {
layout->setMeasuredX(this->paddingLeft);
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} else if ((gravity & DoricGravity::DoricGravityRight) ==
DoricGravity::DoricGravityRight) {
layout->setMeasuredX(this->measuredWidth - this->paddingRight -
layout->measuredWidth);
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} else if ((gravity & DoricGravity::DoricGravityCenterX) ==
DoricGravity::DoricGravityCenterX) {
layout->setMeasuredX(this->measuredWidth / 2 - layout->measuredWidth / 2);
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} else {
layout->setMeasuredX(this->paddingLeft);
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}
if (!gravity) {
gravity = DoricGravity::DoricGravityLeft;
}
if (layout->marginLeft && !((gravity & DoricGravity::DoricGravityRight) ==
DoricGravity::DoricGravityRight)) {
layout->measuredX += layout->marginLeft;
}
if (layout->marginRight && !((gravity & DoricGravity::DoricGravityLeft) ==
DoricGravity::DoricGravityLeft)) {
layout->measuredX -= layout->marginRight;
}
layout->measuredY = yStart + layout->marginTop;
yStart += this->spacing + layout->takenHeight();
}
}
void DoricLayouts::layoutHLayout() {
qreal xStart = this->paddingLeft;
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if ((this->gravity & DoricGravity::DoricGravityLeft) ==
DoricGravity::DoricGravityLeft) {
xStart = this->paddingLeft;
} else if ((this->gravity & DoricGravity::DoricGravityRight) ==
DoricGravity::DoricGravityRight) {
xStart = this->measuredWidth - this->contentWidth - this->paddingRight;
} else if ((this->gravity & DoricGravity::DoricGravityCenterX) ==
DoricGravity::DoricGravityCenterX) {
xStart = (this->measuredWidth - this->contentWidth - this->paddingLeft -
this->paddingRight) /
2 +
this->paddingLeft;
}
foreach (QQuickItem *subview, this->view->childItems()) {
DoricLayouts *layout =
(DoricLayouts *)(subview->property("doricLayout").toULongLong());
if (layout == nullptr) {
continue;
}
if (layout->disabled) {
continue;
}
if (this->widthSpec == DoricLayoutSpec::DoricLayoutFit &&
layout->widthSpec == DoricLayoutSpec::DoricLayoutMost) {
layout->measuredWidth = this->measuredWidth - xStart -
layout->marginLeft - layout->marginRight;
}
if (this->heightSpec == DoricLayoutSpec::DoricLayoutFit &&
layout->heightSpec == DoricLayoutSpec::DoricLayoutMost) {
layout->measuredHeight =
this->measuredHeight - layout->marginTop - layout->marginBottom;
}
layout->layout();
int gravity = layout->alignment | this->gravity;
if ((gravity & DoricGravity::DoricGravityTop) ==
DoricGravity::DoricGravityTop) {
layout->measuredY = this->paddingTop;
} else if ((gravity & DoricGravity::DoricGravityBottom) ==
DoricGravity::DoricGravityBottom) {
layout->measuredY =
this->measuredHeight - this->paddingBottom - layout->measuredHeight;
} else if ((gravity & DoricGravity::DoricGravityCenterY) ==
DoricGravity::DoricGravityCenterY) {
layout->measuredY = this->measuredHeight / 2 - layout->measuredHeight / 2;
} else {
layout->measuredY = this->paddingTop;
}
if (!gravity) {
gravity = DoricGravity::DoricGravityTop;
}
if (layout->marginTop && !((gravity & DoricGravity::DoricGravityBottom) ==
DoricGravity::DoricGravityBottom)) {
layout->measuredY += layout->marginTop;
}
if (layout->marginBottom && !((gravity & DoricGravity::DoricGravityTop) ==
DoricGravity::DoricGravityTop)) {
layout->measuredY -= layout->marginBottom;
}
layout->setMeasuredX(xStart + layout->marginLeft);
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xStart += this->spacing + layout->takenWidth();
}
}
// Private Section
void DoricLayouts::setMeasuredWidth(qreal measuredWidth) {
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this->measuredWidth = measuredWidth;
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qCritical() << "DoricLayouts: " << tag << this->view->property("uuid")
<< " measuredWidth: " << this->measuredWidth;
}
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qreal DoricLayouts::getMeasuredWidth() { return this->measuredWidth; }
void DoricLayouts::setMeasuredHeight(qreal measuredHeight) {
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this->measuredHeight = measuredHeight;
qCritical() << "DoricLayouts: " << tag << this->view->property("uuid")
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<< " measuredHeight: " << this->measuredHeight;
}
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qreal DoricLayouts::getMeasuredHeight() { return this->measuredHeight; }
void DoricLayouts::setMeasuredX(qreal measuredX) {
this->measuredX = measuredX;
qCritical() << "DoricLayouts: " << tag << this->view->property("uuid")
<< " measuredX: " << this->measuredX;
}
void DoricLayouts::setMeasuredY(qreal measuredY) {
this->measuredY = measuredY;
qCritical() << "DoricLayouts: " << tag << this->view->property("uuid")
<< " measuredY: " << this->measuredY;
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}