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Code Issues Releases Wiki Activity

Less primary/secondary coordinate boilerplate in Flex

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This commit is contained in:
uramer 2022-04-06 23:36:44 +02:00
parent 3580f8ab43
commit 02bbd226b8
2 changed files with 22 additions and 55 deletions
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27
components/lua_ui/flex.cpp
View file

@ -32,6 +32,11 @@ namespace LuaUi
}
return alignedPosition;
}
float getGrow(WidgetExtension* w)
{
return std::max(0.0f, w->externalValue("grow", 0.0f));
}
}
void LuaFlex::updateChildren()
@ -42,9 +47,9 @@ namespace LuaUi
{
w->clearForced();
MyGUI::IntSize size = w->calculateSize();
setPrimary(childrenSize, getPrimary(childrenSize) + getPrimary(size));
setSecondary(childrenSize, std::max(getSecondary(childrenSize), getSecondary(size)));
totalGrow += std::max(0.0f, w->externalValue("grow", 0.0f));
primary(childrenSize) += primary(size);
secondary(childrenSize) = std::max(secondary(childrenSize), secondary(size));
totalGrow += getGrow(w);
}
mChildrenSize = childrenSize;
@ -53,22 +58,20 @@ namespace LuaUi
float growFactor = 0;
if (totalGrow > 0)
{
growSize = getPrimary(flexSize) - getPrimary(childrenSize);
growSize = primary(flexSize) - primary(childrenSize);
growFactor = growSize / totalGrow;
}
setPrimary(flexSize, getPrimary(flexSize) - growSize);
MyGUI::IntPoint childPosition;
setPrimary(childPosition, alignSize(getPrimary(flexSize), getPrimary(childrenSize), mAlign));
setSecondary(childPosition, alignSize(getSecondary(flexSize), getSecondary(childrenSize), mArrange));
primary(childPosition) = alignSize(primary(flexSize) - growSize, primary(childrenSize), mAlign);
secondary(childPosition) = alignSize(secondary(flexSize), secondary(childrenSize), mArrange);
for (auto* w : children())
{
w->forcePosition(childPosition);
MyGUI::IntSize size = w->widget()->getSize();
float grow = std::max(0.0f, w->externalValue("grow", 0.0f));
setPrimary(size, getPrimary(size) + static_cast<int>(growFactor * grow));
primary(size) += static_cast<int>(growFactor * getGrow(w));
w->forceSize(size);
setPrimary(childPosition, getPrimary(childPosition) + getPrimary(size));
primary(childPosition) += primary(size);
}
WidgetExtension::updateProperties();
}
@ -77,8 +80,8 @@ namespace LuaUi
{
MyGUI::IntSize size = WidgetExtension::calculateSize();
if (mAutoSized) {
setPrimary(size, getPrimary(mChildrenSize));
setSecondary(size, std::max(getSecondary(size), getSecondary(mChildrenSize)));
primary(size) = primary(mChildrenSize);
secondary(size) = std::max(secondary(size), secondary(mChildrenSize));
}
return size;
}

48
components/lua_ui/flex.hpp
View file

@ -27,63 +27,27 @@ namespace LuaUi
Alignment mArrange;
template<typename T>
inline T getPrimary(const MyGUI::types::TPoint<T>& point)
T& primary(MyGUI::types::TPoint<T>& point)
{
return mHorizontal ? point.left : point.top;
}
template<typename T>
inline T getSecondary(const MyGUI::types::TPoint<T>& point)
T& secondary(MyGUI::types::TPoint<T>& point)
{
return mHorizontal ? point.top : point.left;
}
template<typename T>
inline void setPrimary(MyGUI::types::TPoint<T>& point, T value)
T& primary(MyGUI::types::TSize<T>& size)
{
if (mHorizontal)
point.left = value;
else
point.top = value;
return mHorizontal ? size.width : size.height;
}
template<typename T>
inline void setSecondary(MyGUI::types::TPoint<T>& point, T value)
T& secondary(MyGUI::types::TSize<T>& size)
{
if (mHorizontal)
point.top = value;
else
point.left = value;
}
template<typename T>
inline T getPrimary(const MyGUI::types::TSize<T>& point)
{
return mHorizontal ? point.width : point.height;
}
template<typename T>
inline T getSecondary(const MyGUI::types::TSize<T>& point)
{
return mHorizontal ? point.height : point.width;
}
template<typename T>
inline void setPrimary(MyGUI::types::TSize<T>& point, T value)
{
if (mHorizontal)
point.width = value;
else
point.height = value;
}
template<typename T>
inline void setSecondary(MyGUI::types::TSize<T>& point, T value)
{
if (mHorizontal)
point.height = value;
else
point.width = value;
return mHorizontal ? size.height : size.width;
}
};
}