C++ DomNode::get_node_name方法代码示例

void TexturePacker::process_resource(Canvas &canvas, Resource &item_resource, std::vector<Subtexture> &packed_sub_textures, std::map<Texture, std::string> &generated_texture_filenames, int &generated_texture_index, const std::string &image_pathname )
{
	// Found a sprite resource, lets modify its content!
	Resource resource = item_resource;

	// Iterate through all nodes, and remove all previous image tags
	DomElement &element = resource.get_element();
	DomNode cur = element.get_first_child();
	while (!cur.is_null())
	{
		DomNode next = cur.get_next_sibling();
		DomNode::NodeType nodeType = (DomNode::NodeType)cur.get_node_type();

		// Only remove the <image> tag, as we want to keep the other sprite attributes
		if (cur.get_node_name() == "image")
			element.remove_child(cur);

		cur = next;
	}

	// Add new image tag to resource DOM
	std::vector<Subtexture>::size_type index, size;
	size = packed_sub_textures.size();
	for(index = 0; index < size; ++index)
	{
		Subtexture subtexture = packed_sub_textures[index];

		// Try to find out if we already have created a texture-on-disk for this subtexture
		std::string texture_filename;
		Texture2D texture = subtexture.get_texture();
		std::map<Texture, std::string>::iterator it;
		it = generated_texture_filenames.find(texture);
		if(it == generated_texture_filenames.end())
		{
			// Texture not found, generate a filename and dump texture to disk
			texture_filename = string_format("texture%1.png", ++generated_texture_index);
			PNGProvider::save(texture.get_pixeldata(canvas), image_pathname + texture_filename);
			generated_texture_filenames[texture] = texture_filename;
		}
		else
		{
			// Previously dumped textures, lets reuse the filename
			texture_filename = (*it).second;
		}

		// Add <grid> DOM element
		DomElement new_grid_element = element.get_owner_document().create_element("grid");
		new_grid_element.set_attribute("pos", string_format("%1,%2", subtexture.get_geometry().left + last_border_size, subtexture.get_geometry().top + last_border_size));
		new_grid_element.set_attribute("size", string_format("%1,%2", subtexture.get_geometry().get_width()- last_border_size*2, subtexture.get_geometry().get_height()- last_border_size*2));

		// Add <image> DOM element
		DomElement new_image_element = element.get_owner_document().create_element("image");
		new_image_element.set_attribute("file", texture_filename);
		new_image_element.append_child(new_grid_element);

		// Add <image> element under <sprite> element
		element.append_child(new_image_element);
	}
}

	DomNode DomNode::named_item(const DomString &name) const
	{
		DomNode node = get_first_child();
		while (node.is_null() == false)
		{
			if (node.get_node_name() == name) return node;
			node = node.get_next_sibling();
		}
		return DomNode();
	}

DomNode DomNamedNodeMap::set_named_item(const DomNode &node)
{
	if (!impl)
		return DomNode();
	DomDocument_Impl *doc_impl = (DomDocument_Impl *) impl->owner_document.lock().get();
	DomString name = node.get_node_name();
	DomTreeNode *new_tree_node = (DomTreeNode *) node.impl->get_tree_node();
	DomTreeNode *tree_node = impl->get_tree_node();
	if (new_tree_node == tree_node)
		return node;
	unsigned int cur_index = tree_node->first_attribute;
	unsigned int last_index = cl_null_node_index;
	DomTreeNode *cur_attribute = tree_node->get_first_attribute(doc_impl);
	while (cur_attribute)
	{
		if (cur_attribute->get_node_name() == name)
		{
			new_tree_node->parent = cur_attribute->parent;
			new_tree_node->previous_sibling = cur_attribute->previous_sibling;
			new_tree_node->next_sibling = cur_attribute->next_sibling;
			if (cur_attribute->previous_sibling == cl_null_node_index)
				tree_node->first_attribute = node.impl->node_index;
			else
				cur_attribute->get_previous_sibling(doc_impl)->next_sibling = node.impl->node_index;
			if (cur_attribute->next_sibling != cl_null_node_index)
				cur_attribute->get_next_sibling(doc_impl)->previous_sibling = node.impl->node_index;
			cur_attribute->parent = cl_null_node_index;
			cur_attribute->previous_sibling = cl_null_node_index;
			cur_attribute->next_sibling = cl_null_node_index;
			return node;
		}
		last_index = cur_index;
		cur_index = cur_attribute->next_sibling;
		cur_attribute = cur_attribute->get_next_sibling(doc_impl);
	}
	if (last_index == cl_null_node_index)
	{
		tree_node->first_attribute = node.impl->node_index;
		new_tree_node->parent = impl->node_index;
		new_tree_node->previous_sibling = cl_null_node_index;
		new_tree_node->next_sibling = cl_null_node_index;
	}
	else
	{
		new_tree_node->parent = impl->node_index;
		new_tree_node->previous_sibling = last_index;
		new_tree_node->next_sibling = cl_null_node_index;
		doc_impl->nodes[last_index]->next_sibling = node.impl->node_index;
	}
	return node;
}

	DomNode DomDocument::import_node(const DomNode &node, bool deep)
	{
		DomNode imported_node;
		switch (node.get_node_type())
		{
		case NULL_NODE:
			return imported_node;
		case ELEMENT_NODE:
			imported_node = create_element_ns(node.get_namespace_uri(), node.get_node_name());
			break;
		case ATTRIBUTE_NODE:
			imported_node = create_attribute_ns(node.get_namespace_uri(), node.get_node_name());
			imported_node.set_node_value(node.get_node_value());
			break;
		case TEXT_NODE:
			imported_node = create_text_node(node.get_node_value());
			break;
		case CDATA_SECTION_NODE:
			imported_node = create_cdata_section(node.get_node_value());
			break;
		case ENTITY_REFERENCE_NODE:
			imported_node = create_entity_reference(node.get_node_name());
			break;
		case ENTITY_NODE:
			return imported_node;
		case PROCESSING_INSTRUCTION_NODE:
			imported_node = create_processing_instruction(node.to_processing_instruction().get_target(), node.to_processing_instruction().get_data());
			break;
		case COMMENT_NODE:
			imported_node = create_comment(node.get_node_value());
			break;
		case DOCUMENT_NODE:
			imported_node = create_document_fragment();
			break;
		case DOCUMENT_TYPE_NODE:
			return imported_node;
		case DOCUMENT_FRAGMENT_NODE:
			imported_node = create_document_fragment();
			break;
		case NOTATION_NODE:
			return imported_node;
		}

		if (node.is_element())
		{
			DomElement import_element = imported_node.to_element();
			DomNamedNodeMap node_attributes = node.get_attributes();
			int size = node_attributes.get_length();
			for (int index = 0; index < size; index++)
			{
				DomNode attr = node_attributes.item(index);
				import_element.set_attribute_node_ns(import_node(attr, deep).to_attr());
			}
		}

		if (deep)
		{
			DomNode cur = node.get_first_child();
			while (!cur.is_null())
			{
				imported_node.append_child(import_node(cur, true));
				cur = cur.get_next_sibling();
			}
		}

		return imported_node;
	}