static void measureNodes(enum LayoutType type, struct Node* node)
{
while (node) {
measureNode(type, &node->properties, &node->element);
if (node->firstChild) {
measureNodes(node->element.layoutType, node->firstChild);
}
node = node->next;
}
}
static void measureNodes(enum LayoutType type, struct Node* node) {
while(node) {
// TODO(josh): Clear this flag during layout pass.
node->flags &= ~FLAG_REQ_LAYOUT;
if ((node->flags & FLAG_INVALID) == FLAG_INVALID) {
node->flags &= ~FLAG_INVALID;
measureNode(type, &node->properties, &node->element);
}
if (node->firstChild) {
measureNodes(node->element._layoutType, node->firstChild);
}
node = node->next;
}
}
void nodeLayout(struct Node* root)
{
if (!root->firstChild) {
return;
}
// Pass 1 - Measure any invalidated child nodes.
measureNodes(root->element.layoutType, root->firstChild);
// Pass 2 - Layout out children.
layoutNode(&root->element,
root->element.measuredWidth,
root->element.measuredHeight,
false,
false);
// Pass 3 - Invoke post layout callbacks.
invokeLayoutCallback(root);
}
void nodeLayout(struct Node* root) {
// TODO(josh): remove once layout clears this flag.
root->flags &= ~FLAG_REQ_LAYOUT;
if (!root->firstChild) {
return;
}
// Pass 1 - Measure any invalidated child nodes.
measureNodes(root->element._layoutType, root->firstChild);
// Pass 2 - Layout out children.
layoutNode(&root->element,
root->element._measuredWidth,
root->element._measuredHeight,
false,
false);
// Pass 3 - Invoke post layout callbacks.
invokeLayoutCallback(root);
}
