/*******************************************************************************
 * Copyright (c) 2013, Esoteric Software
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 ******************************************************************************/

#include <stdexcept>
#include <spine/Attachment.h>
#include <spine/Skin.h>
#include <spine/BaseSkeleton.h>
#include <spine/Slot.h>

namespace spine {

Skin::Skin (const std::string &name) :
				name(name) {
}

Skin::~Skin () {
	for (std::map<Key, Attachment*>::iterator iter = attachments.begin(); iter != attachments.end(); iter++)
		delete iter->second;
}

void Skin::addAttachment (int slotIndex, const std::string &name, Attachment *attachment) {
	if (!attachment) throw std::invalid_argument("attachment cannot be null.");
	Key key = {slotIndex, name};
	attachments[key] = attachment;
}

Attachment* Skin::getAttachment (int slotIndex, const std::string &name) {
	Key key = {slotIndex, name};
	if (attachments.find(key) != attachments.end()) return attachments[key];
	return 0;
}

void Skin::attachAll (BaseSkeleton *skeleton, Skin *oldSkin) {
	for (std::map<Key, Attachment*>::iterator iter = oldSkin->attachments.begin(); iter != oldSkin->attachments.end(); iter++) {
		const Key key = iter->first;
		Slot *slot = skeleton->slots[key.slotIndex];
		if (slot->attachment == iter->second) {
			Attachment *attachment = getAttachment(key.slotIndex, key.name);
			if (attachment) slot->setAttachment(attachment);
		}
	}
}

} /* namespace spine */