void GUIButtonBase::_setState(GUIElementState state)
{
Vector2I origSize = mDimensions.calculateSizeRange(_getOptimalSize()).optimal;
mActiveState = state;
refreshContentSprite();
Vector2I newSize = mDimensions.calculateSizeRange(_getOptimalSize()).optimal;
if (origSize != newSize)
_markLayoutAsDirty();
else
_markContentAsDirty();
}
void GUIButtonBase::setContent(const GUIContent& content)
{
Vector2I origSize = mDimensions.calculateSizeRange(_getOptimalSize()).optimal;
mContent = content;
refreshContentSprite();
Vector2I newSize = mDimensions.calculateSizeRange(_getOptimalSize()).optimal;
if (origSize != newSize)
_markLayoutAsDirty();
else
_markContentAsDirty();
}
void GUIWindowFrame::setFocused(bool focused)
{
Vector2I origSize = mDimensions.calculateSizeRange(_getOptimalSize()).optimal;
if(focused)
mActiveTexture = _getStyle()->focused.texture;
else
mActiveTexture = _getStyle()->normal.texture;
Vector2I newSize = mDimensions.calculateSizeRange(_getOptimalSize()).optimal;
if (origSize != newSize)
_markLayoutAsDirty();
else
_markContentAsDirty();
}
LayoutSizeRange GUIScrollArea::_calculateLayoutSizeRange() const
{
// I'm ignoring scroll bars here since if the content layout fits
// then they're not needed and the range is valid. And if it doesn't
// fit the area will get clipped anyway and including the scroll bars
// won't change the size much, but it would complicate this method significantly.
if (mContentLayout->_isActive())
return mDimensions.calculateSizeRange(_getOptimalSize());
return mDimensions.calculateSizeRange(Vector2I());
}
void GUIScrollArea::_updateOptimalLayoutSizes()
{
// Update all children first, otherwise we can't determine our own optimal size
GUIElementBase::_updateOptimalLayoutSizes();
if (mChildren.size() != mChildSizeRanges.size())
mChildSizeRanges.resize(mChildren.size());
UINT32 childIdx = 0;
for (auto& child : mChildren)
{
if (child->_isActive())
mChildSizeRanges[childIdx] = child->_getLayoutSizeRange();
else
mChildSizeRanges[childIdx] = LayoutSizeRange();
childIdx++;
}
mSizeRange = mDimensions.calculateSizeRange(_getOptimalSize());
}
LayoutSizeRange GUIElementBase::_calculateLayoutSizeRange() const
{
const GUIDimensions& dimensions = _getDimensions();
return dimensions.calculateSizeRange(_getOptimalSize());
}
