void UIHBoxLayout::layout (UINode* parent)
{
float currentSize = 2.0f * parent->getPadding();
float minHeight = 0.0f;
for (UINodeListIter i = _nodes.begin(); i != _nodes.end(); ++i) {
UINode* node = *i;
currentSize += node->getWidth() + _spacing;
minHeight = std::max(node->getHeight() + 2.0f * parent->getPadding(), minHeight);
}
float size = currentSize - _spacing;
parent->setSize(size, minHeight);
// the size might change the alignment and thus the position of the parent
float currentPos = parent->getPadding();
for (UINodeListIter i = _nodes.begin(); i != _nodes.end(); ++i) {
UINode* node = *i;
if (_expandChildren)
node->setSize(node->getWidth(), parent->getHeight() - 2.0f * parent->getPadding());
if (_align & NODE_ALIGN_MIDDLE) {
node->setPos(currentPos, parent->getHeight() / 2.0f - node->getHeight() / 2.0f);
} else if (_align & NODE_ALIGN_BOTTOM) {
node->setPos(currentPos, parent->getHeight() - node->getHeight());
} else {
node->setPos(currentPos, node->getY());
}
currentPos += node->getWidth() + _spacing;
}
}
void UIGameHelpWindow::addOuyaButton (UINode *panel, const std::string& texture, const std::string& title)
{
UINode* hbox = createHPanel();
UINode* imageNode = new UINode(_frontend);
imageNode->setImage(texture);
hbox->add(imageNode);
UINodeLabel *label = new UINodeLabel(_frontend, title);
label->setColor(colorWhite);
label->setPos(0.0f, imageNode->getHeight() / 2.0f - label->getHeight() / 2.0f);
hbox->add(label);
panel->add(hbox);
}