axmol/cocos/scripting/lua-bindings/manual/LuaSkeletonAnimation.cpp

 /****************************************************************************
 Copyright (c) 2013      Edward Zhou
 Copyright (c) 2013-2014 Chukong Technologies Inc.
 
 http://www.cocos2d-x.org
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
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 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.
 
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 THE SOFTWARE.
 ****************************************************************************/

#include "LuaSkeletonAnimation.h"
#include "cocos2d.h"
#include "LuaScriptHandlerMgr.h"
#include "CCLuaStack.h"
#include "CCLuaEngine.h"

using namespace spine;
USING_NS_CC;

static int SendSpineEventToLua(int nHandler, spine::SkeletonAnimation* node, int trackIndex, spEventType type, spEvent* event, int loopCount)
{
    if (nHandler <= 0) {
        return 0;
    }

    if (NULL == ScriptEngineManager::getInstance()->getScriptEngine()) {
        return 0;
    }

    LuaStack *pStack = LuaEngine::getInstance()->getLuaStack();
    if (NULL == pStack) {
        return 0;
    }

    lua_State *tolua_s = pStack->getLuaState();
    if (NULL == tolua_s) {
        return 0;
    }

    int nRet = 0;

	spTrackEntry* entry = spAnimationState_getCurrent(node->state, trackIndex);
	std::string animationName = (entry && entry->animation) ? entry->animation->name : "";
	std::string eventType = "";

	switch (type) {
	case ANIMATION_START:
		eventType = "start";
		break;
	case ANIMATION_END:
		eventType = "end";
		break;
	case ANIMATION_COMPLETE:
		eventType = "complete";
		break;
	case ANIMATION_EVENT:
		eventType = "event";
		break;
	}

	LuaValueDict spineEvent;
	spineEvent.insert(spineEvent.end(), LuaValueDict::value_type("type", LuaValue::stringValue(eventType)));
	spineEvent.insert(spineEvent.end(), LuaValueDict::value_type("trackIndex", LuaValue::intValue(trackIndex)));
	spineEvent.insert(spineEvent.end(), LuaValueDict::value_type("animation", LuaValue::stringValue(animationName)));
	spineEvent.insert(spineEvent.end(), LuaValueDict::value_type("loopCount", LuaValue::intValue(loopCount)));

	if (NULL != event) {
		LuaValueDict eventData;
		eventData.insert(eventData.end(), LuaValueDict::value_type("name", LuaValue::stringValue(event->data->name)));
		eventData.insert(eventData.end(), LuaValueDict::value_type("intValue", LuaValue::intValue(event->intValue)));
		eventData.insert(eventData.end(), LuaValueDict::value_type("floatValue", LuaValue::floatValue(event->floatValue)));
		eventData.insert(eventData.end(), LuaValueDict::value_type("stringValue", LuaValue::stringValue(event->stringValue)));
		spineEvent.insert(spineEvent.end(), LuaValueDict::value_type("eventData", LuaValue::dictValue(eventData)));
	}

	pStack->pushLuaValueDict(spineEvent);
    nRet = pStack->executeFunctionByHandler(nHandler, 1);
    pStack->clean();
    return nRet;

}

LuaSkeletonAnimation::LuaSkeletonAnimation (const char* skeletonDataFile, const char* atlasFile, float scale)
: spine::SkeletonAnimation(skeletonDataFile, atlasFile, scale)
{
	this->setAnimationListener(this, animationStateEvent_selector(LuaSkeletonAnimation::animationStateEvent));
}


LuaSkeletonAnimation::~LuaSkeletonAnimation()
{
    ScriptHandlerMgr::getInstance()->removeObjectAllHandlers((void*)this);
}

LuaSkeletonAnimation* LuaSkeletonAnimation::createWithFile (const char* skeletonDataFile, const char* atlasFile, float scale)
{
	LuaSkeletonAnimation* node = new LuaSkeletonAnimation(skeletonDataFile, atlasFile, scale);
	node->autorelease();
	return node;
}

void LuaSkeletonAnimation::animationStateEvent (spine::SkeletonAnimation* node, int trackIndex, spEventType type, spEvent* event, int loopCount)
{
    int nHandler = ScriptHandlerMgr::getInstance()->getObjectHandler((void*)this, ScriptHandlerMgr::HandlerType::EVENT_SPINE);
    if (0 != nHandler) {
        SendSpineEventToLua(nHandler, node, trackIndex, type, event, loopCount);
    }
}