axmol/extensions/CCBReader/CCBReader.cpp

780 lines
21 KiB
C++

#include "CCBReader.h"
#include <algorithm>
#include "CCNodeLoader.h"
#include "CCNodeLoaderLibrary.h"
#include "CCNodeLoaderListener.h"
#include "CCBMemberVariableAssigner.h"
#include "CCBSelectorResolver.h"
#include "CCData.h"
#include "CCBAnimationManager.h"
#include "CCBSequenceProperty.h"
#include "CCBKeyframe.h"
#include "CCBValue.h"
#include <ctype.h>
#ifdef __CC_PLATFORM_IOS
#include <UIKit/UIDevice.h>
#endif
using namespace std;
USING_NS_CC;
NS_CC_EXT_BEGIN;
/*************************************************************************
Implementation of CCBFile
*************************************************************************/
CCBFile::CCBFile():mCCBFileNode(NULL) {}
CCBFile* CCBFile::create()
{
CCBFile *ret = new CCBFile();
if (ret)
{
ret->autorelease();
}
return ret;
}
CCNode* CCBFile::getCCBFileNode()
{
return mCCBFileNode;
}
void CCBFile::setCCBFileNode(CCNode *pNode)
{
CC_SAFE_RELEASE(mCCBFileNode);
mCCBFileNode = pNode;
CC_SAFE_RETAIN(mCCBFileNode);
}
/*************************************************************************
Implementation of CCBReader
*************************************************************************/
CCBReader::CCBReader(CCNodeLoaderLibrary * pCCNodeLoaderLibrary, CCBMemberVariableAssigner * pCCBMemberVariableAssigner, CCBSelectorResolver * pCCBSelectorResolver, CCNodeLoaderListener * pCCNodeLoaderListener)
: mData(NULL)
, mBytes(NULL)
, mCurrentByte(-1)
, mCurrentBit(-1)
, mOwner(NULL)
, mActionManager(NULL)
, mAnimatedProps(NULL)
, hasScriptingOwner(false)
{
this->mCCNodeLoaderLibrary = pCCNodeLoaderLibrary;
this->mCCNodeLoaderLibrary->retain();
this->mCCBMemberVariableAssigner = pCCBMemberVariableAssigner;
this->mCCBSelectorResolver = pCCBSelectorResolver;
this->mCCNodeLoaderListener = pCCNodeLoaderListener;
}
CCBReader::CCBReader(CCBReader * pCCBReader)
: mData(NULL)
, mBytes(NULL)
, mCurrentByte(-1)
, mCurrentBit(-1)
, mOwner(NULL)
, mActionManager(NULL)
, mAnimatedProps(NULL)
, hasScriptingOwner(false)
{
this->mLoadedSpriteSheets = pCCBReader->mLoadedSpriteSheets;
this->mCCNodeLoaderLibrary = pCCBReader->mCCNodeLoaderLibrary;
this->mCCNodeLoaderLibrary->retain();
this->mCCBMemberVariableAssigner = pCCBReader->mCCBMemberVariableAssigner;
this->mCCBSelectorResolver = pCCBReader->mCCBSelectorResolver;
this->mCCNodeLoaderListener = pCCBReader->mCCNodeLoaderListener;
}
CCBReader::CCBReader()
: mData(NULL)
, mBytes(NULL)
, mCurrentByte(-1)
, mCurrentBit(-1)
, mOwner(NULL)
, mActionManager(NULL)
, mCCNodeLoaderLibrary(NULL)
, mCCNodeLoaderListener(NULL)
, mCCBMemberVariableAssigner(NULL)
, mCCBSelectorResolver(NULL)
, mAnimatedProps(NULL)
, hasScriptingOwner(false)
{}
CCBReader::~CCBReader() {
CC_SAFE_RELEASE_NULL(mOwner);
CC_SAFE_RELEASE_NULL(mData);
this->mCCNodeLoaderLibrary->release();
// Clear string cache.
std::vector<CCString *>::iterator stringCacheIterator;
for (stringCacheIterator = this->mStringCache.begin(); stringCacheIterator != this->mStringCache.end(); stringCacheIterator++) {
(*stringCacheIterator)->release();
}
this->mStringCache.clear();
setAnimationManager(NULL);
}
bool CCBReader::initWithData(CCData *pData, CCObject *pOwner)
{
// Setup action manager
CCBAnimationManager *pActionManager = new CCBAnimationManager();
setAnimationManager(pActionManager);
pActionManager->release();
// Setup byte array
mData = pData;
CC_SAFE_RETAIN(mData);
mBytes = mData->getBytes();
mCurrentByte = 0;
mCurrentBit = 0;
mOwner = pOwner;
CC_SAFE_RETAIN(mOwner);
// Setup resolution scale and container size
mActionManager->setRootContainerSize(CCDirector::sharedDirector()->getWinSize());
return true;
}
CCBAnimationManager* CCBReader::getAnimationManager()
{
return mActionManager;
}
void CCBReader::setAnimationManager(CCBAnimationManager *pAnimationManager)
{
CC_SAFE_RELEASE(mActionManager);
mActionManager = pAnimationManager;
CC_SAFE_RETAIN(mActionManager);
}
CCBMemberVariableAssigner * CCBReader::getCCBMemberVariableAssigner() {
return this->mCCBMemberVariableAssigner;
}
CCBSelectorResolver * CCBReader::getCCBSelectorResolver() {
return this->mCCBSelectorResolver;
}
set<string>* CCBReader::getAnimatedProperties()
{
return mAnimatedProps;
}
set<string>& CCBReader::getLoadedSpriteSheet()
{
return mLoadedSpriteSheets;
}
CCObject* CCBReader::getOwner()
{
return mOwner;
}
CCNode* CCBReader::readNodeGraphFromFile(const char *pCCBFileName)
{
return this->readNodeGraphFromFile(pCCBFileName, NULL);
}
CCNode* CCBReader::readNodeGraphFromFile(const char* pCCBFileName, CCObject* pOwner)
{
return this->readNodeGraphFromFile(pCCBFileName, pOwner, CCDirector::sharedDirector()->getWinSize());
}
CCNode * CCBReader::readNodeGraphFromFile(const char * pCCBFileName, CCObject *pOwner, const CCSize &parentSize)
{
return this->readNodeGraphFromFile(pCCBFileName, pOwner, parentSize, NULL);
}
CCNode* CCBReader::readNodeGraphFromFile(const char *pCCBFileName, CCObject *pOwner, CCBAnimationManager **ppAnimationManager)
{
return this->readNodeGraphFromFile(pCCBFileName, pOwner, CCDirector::sharedDirector()->getWinSize(), ppAnimationManager);
}
CCNode* CCBReader::readNodeGraphFromFile(const char *pCCBFileName, CCObject *pOwner, const CCSize &parentSize, CCBAnimationManager **ppAnimationManager)
{
const char *pPath = CCFileUtils::sharedFileUtils()->fullPathFromRelativePath(pCCBFileName);
unsigned long size;
unsigned char * pBytes = CCFileUtils::sharedFileUtils()->getFileData(pPath, "rb", &size);
CCData *data = new CCData(pBytes, size);
CCNode *ret = this->readNodeGraphFromData(data, pOwner, parentSize, ppAnimationManager);
data->release();
return ret;
}
CCNode* CCBReader::readNodeGraphFromData(CCData *pData, CCObject *pOwner, const CCSize &parentSize)
{
return this->readNodeGraphFromData(pData, pOwner, parentSize, NULL);
}
CCNode* CCBReader::readNodeGraphFromData(CCData *pData, CCObject *pOwner, const CCSize &parentSize, CCBAnimationManager **ppAnimationManager)
{
initWithData(pData, pOwner);
mActionManager->setRootContainerSize(parentSize);
CCNode *pNodeGraph = readFileWithCleanUp(true);
if (pNodeGraph && mActionManager->getAutoPlaySequenceId() != -1)
{
// Auto play animations
mActionManager->runAnimations(mActionManager->getAutoPlaySequenceId(), 0);
}
// Return action manager by reference
if (ppAnimationManager)
{
*ppAnimationManager = mActionManager;
}
return pNodeGraph;
}
CCScene* CCBReader::createSceneWithNodeGraphFromFile(const char *pCCBFileName)
{
return createSceneWithNodeGraphFromFile(pCCBFileName, NULL);
}
CCScene* CCBReader::createSceneWithNodeGraphFromFile(const char *pCCBFileName, CCObject *pOwner)
{
return createSceneWithNodeGraphFromFile(pCCBFileName, pOwner, CCDirector::sharedDirector()->getWinSize());
}
CCScene* CCBReader::createSceneWithNodeGraphFromFile(const char *pCCBFileName, CCObject *pOwner, const CCSize &parentSize)
{
return createSceneWithNodeGraphFromFile(pCCBFileName, pOwner, parentSize, NULL);
}
CCScene* CCBReader::createSceneWithNodeGraphFromFile(const char *pCCBFileName, CCObject *pOwner, const CCSize &parentSize, CCBAnimationManager **ppAnimationManager)
{
CCNode *pNode = readNodeGraphFromFile(pCCBFileName, pOwner, parentSize, ppAnimationManager);
CCScene *pScene = CCScene::create();
pScene->addChild(pNode);
return pScene;
}
bool CCBReader::readHeader() {
/* If no bytes loaded, don't crash about it. */
if(this->mBytes == NULL) {
return false;
}
/* Read magic bytes */
int magicBytes = *((int*)(this->mBytes + this->mCurrentByte));
this->mCurrentByte += 4;
if(CC_SWAP_INT32_LITTLE_TO_HOST(magicBytes) != 'ccbi') {
return false;
}
/* Read version. */
int version = this->readInt(false);
if(version != kCCBVersion) {
CCLog("WARNING! Incompatible ccbi file version (file: %d reader: %d)", version, kCCBVersion);
return false;
}
return true;
}
void CCBReader::cleanUpNodeGraph(CCNode *pNode)
{
pNode->setUserObject(NULL);
CCObject *pChild = NULL;
CCARRAY_FOREACH(pNode->getChildren(), pChild)
{
cleanUpNodeGraph((CCNode*)pChild);
}
}
CCNode* CCBReader::readFileWithCleanUp(bool bCleanUp)
{
if (! readHeader())
{
return NULL;
}
if (! readStringCache())
{
return NULL;
}
if (! readSequences())
{
return NULL;
}
CCNode *pNode = readNodeGraph();
if (bCleanUp)
{
cleanUpNodeGraph(pNode);
}
return pNode;
}
bool CCBReader::readStringCache() {
int numStrings = this->readInt(false);
for(int i = 0; i < numStrings; i++) {
this->readStringCacheEntry();
}
return true;
}
void CCBReader::readStringCacheEntry() {
int b0 = this->readByte();
int b1 = this->readByte();
int numBytes = b0 << 8 | b1;
const unsigned char * src = (const unsigned char *) (this->mBytes + this->mCurrentByte);
CCString * string = CCString::createWithData(src, (unsigned long)numBytes);
string->retain();
this->mCurrentByte += numBytes;
this->mStringCache.push_back(string);
}
unsigned char CCBReader::readByte() {
unsigned char byte = this->mBytes[this->mCurrentByte];
this->mCurrentByte++;
return byte;
}
bool CCBReader::readBool() {
return 0 == this->readByte() ? false : true;
}
int CCBReader::readInt(bool pSigned) {
int numBits = 0;
while(!this->getBit()) {
numBits++;
}
long long current = 0;
for(int a = numBits - 1; a >= 0; a--) {
if(this->getBit()) {
current |= 1LL << a;
}
}
current |= 1LL << numBits;
int num;
if(pSigned) {
int s = current % 2;
if(s) {
num = (int)(current / 2);
} else {
num = (int)(-current / 2);
}
} else {
num = current - 1;
}
this->alignBits();
return num;
}
float CCBReader::readFloat() {
unsigned char type = this->readByte();
switch (type) {
case kCCBFloat0:
return 0;
case kCCBFloat1:
return 1;
case kCCBFloatMinus1:
return -1;
case kCCBFloat05:
return 0.5f;
case kCCBFloatInteger:
return (float)this->readInt(true);
default:
/* using a memcpy since the compiler isn't
* doing the float ptr math correctly on device.
* TODO still applies in C++ ? */
float * pF = (float*)(this->mBytes + this->mCurrentByte);
float f = 0;
memcpy(&f, pF, sizeof(float));
this->mCurrentByte += 4;
return f;
}
}
bool CCBReader::getBit() {
bool bit;
unsigned char byte = *(this->mBytes + this->mCurrentByte);
if(byte & (1 << this->mCurrentBit)) {
bit = true;
} else {
bit = false;
}
this->mCurrentBit++;
if(this->mCurrentBit >= 8) {
this->mCurrentBit = 0;
this->mCurrentByte++;
}
return bit;
}
void CCBReader::alignBits() {
if(this->mCurrentBit) {
this->mCurrentBit = 0;
this->mCurrentByte++;
}
}
CCString * CCBReader::readCachedString() {
int i = this->readInt(false);
return this->mStringCache[i];
}
CCNode * CCBReader::readNodeGraph(CCNode * pParent) {
/* Read class name. */
CCString * className = this->readCachedString();
// Read assignment type and name
int memberVarAssignmentType = this->readInt(false);
CCString * memberVarAssignmentName;
if(memberVarAssignmentType != kCCBTargetTypeNone) {
memberVarAssignmentName = this->readCachedString();
}
CCNodeLoader *ccNodeLoader = this->mCCNodeLoaderLibrary->getCCNodeLoader(className);
if (! ccNodeLoader)
{
CCLog("no corresponding node loader for %s", className->getCString());
return NULL;
}
CCNode *node = ccNodeLoader->loadCCNode(pParent, this);
// Set root node
if (! mActionManager->getRootNode())
{
mActionManager->setRootNode(node);
}
// Read animated properties
CCDictionary *seqs = CCDictionary::create();
mAnimatedProps = new set<string>();
int numSequence = readInt(false);
for (int i = 0; i < numSequence; ++i)
{
int seqId = readInt(false);
CCDictionary *seqNodeProps = CCDictionary::create();
int numProps = readInt(false);
for (int j = 0; j < numProps; ++j)
{
CCBSequenceProperty *seqProp = new CCBSequenceProperty();
seqProp->autorelease();
seqProp->setName(readCachedString()->getCString());
seqProp->setType(readInt(false));
mAnimatedProps->insert(seqProp->getName());
int numKeyframes = readInt(false);
for (int k = 0; k < numKeyframes; ++k)
{
CCBKeyframe *keyframe = readKeyframe(seqProp->getType());
seqProp->getKeyframes()->addObject(keyframe);
}
seqNodeProps->setObject(seqProp, seqProp->getName());
}
seqs->setObject(seqNodeProps, seqId);
}
if (seqs->count() > 0)
{
mActionManager->addNode(node, seqs);
}
// Read properties
ccNodeLoader->parseProperties(node, pParent, this);
// Handle sub ccb files (remove middle node)
if (dynamic_cast<CCBFile*>(node))
{
CCBFile *ccbFileNode = (CCBFile*)node;
CCNode *embeddedNode = ccbFileNode->getCCBFileNode();
embeddedNode->setPosition(ccbFileNode->getPosition());
embeddedNode->setRotation(ccbFileNode->getRotation());
embeddedNode->setScale(ccbFileNode->getScale());
embeddedNode->setTag(ccbFileNode->getTag());
embeddedNode->setVisible(true);
embeddedNode->ignoreAnchorPointForPosition(ccbFileNode->isIgnoreAnchorPointForPosition());
ccbFileNode->setCCBFileNode(NULL);
node = embeddedNode;
}
#ifdef CCB_ENABLE_JAVASCRIPT
/*
if (memberVarAssignmentType && memberVarAssignmentName && ![memberVarAssignmentName isEqualToString:@""])
{
[[JSCocoa sharedController] setObject:node withName:memberVarAssignmentName];
}*/
#else
if(memberVarAssignmentType != kCCBTargetTypeNone) {
CCObject * target = NULL;
if(memberVarAssignmentType == kCCBTargetTypeDocumentRoot)
{
target = mActionManager->getRootNode();
}
else if(memberVarAssignmentType == kCCBTargetTypeOwner)
{
target = this->mOwner;
}
if(target != NULL) {
bool assigned = false;
CCBMemberVariableAssigner * targetAsCCBMemberVariableAssigner = dynamic_cast<CCBMemberVariableAssigner *>(target);
if(targetAsCCBMemberVariableAssigner != NULL) {
assigned = targetAsCCBMemberVariableAssigner->onAssignCCBMemberVariable(target, memberVarAssignmentName, node);
}
if(!assigned && this->mCCBMemberVariableAssigner != NULL) {
this->mCCBMemberVariableAssigner->onAssignCCBMemberVariable(target, memberVarAssignmentName, node);
}
}
}
#endif // CCB_ENABLE_JAVASCRIPT
delete mAnimatedProps;
mAnimatedProps = NULL;
/* Read and add children. */
int numChildren = this->readInt(false);
for(int i = 0; i < numChildren; i++) {
CCNode * child = this->readNodeGraph(node);
node->addChild(child);
}
// Call onNodeLoaded
CCNodeLoaderListener * nodeAsCCNodeLoaderListener = dynamic_cast<CCNodeLoaderListener *>(node);
if(nodeAsCCNodeLoaderListener != NULL) {
nodeAsCCNodeLoaderListener->onNodeLoaded(node, ccNodeLoader);
} else if(this->mCCNodeLoaderListener != NULL) {
this->mCCNodeLoaderListener->onNodeLoaded(node, ccNodeLoader);
}
return node;
}
CCBKeyframe* CCBReader::readKeyframe(int type)
{
CCBKeyframe *keyframe = new CCBKeyframe();
keyframe->autorelease();
keyframe->setTime(readFloat());
int easingType = readInt(false);
float easingOpt = 0;
CCObject *value = NULL;
if (easingType == kCCBKeyframeEasingCubicIn
|| easingType == kCCBKeyframeEasingCubicOut
|| easingType == kCCBKeyframeEasingCubicInOut
|| easingType == kCCBKeyframeEasingElasticIn
|| easingType == kCCBKeyframeEasingElasticOut
|| easingType == kCCBKeyframeEasingElasticInOut)
{
easingOpt = readFloat();
}
keyframe->setEasingType(easingType);
keyframe->setEasingOpt(easingOpt);
if (type == kCCBPropTypeCheck)
{
value = CCBValue::create(readBool());
}
else if (type == kCCBPropTypeByte)
{
value = CCBValue::create(readByte());
}
else if (type == kCCBPropTypeColor3)
{
int r = readByte();
int g = readByte();
int b = readByte();
ccColor3B c = ccc3(r,g,b);
value = ccColor3BWapper::create(c);
}
else if (type == kCCBPropTypeDegrees)
{
value = CCBValue::create(readFloat());
}
else if (type == kCCBPropTypeScaleLock || type == kCCBPropTypePosition)
{
float a = readFloat();
float b = readFloat();
value = CCArray::create(CCBValue::create(a),
CCBValue::create(b),
NULL);
}
else if (type == kCCBPropTypeSpriteFrame)
{
CCString *spriteSheet = readCachedString();
CCString *spriteFile = readCachedString();
CCSpriteFrame* spriteFrame;
CCString empty("");
if (spriteSheet->isEqual(&empty))
{
CCTexture2D *texture = CCTextureCache::sharedTextureCache()->addImage(spriteFile->getCString());
CCRect bounds = CCRectMake(0, 0, texture->getContentSize().width, texture->getContentSize().height);
spriteFrame = CCSpriteFrame::createWithTexture(texture, bounds);
}
else
{
CCSpriteFrameCache* frameCache = CCSpriteFrameCache::sharedSpriteFrameCache();
// Load the sprite sheet only if it is not loaded
if (mLoadedSpriteSheets.find(spriteSheet->getCString()) == mLoadedSpriteSheets.end())
{
frameCache->addSpriteFramesWithFile(spriteSheet->getCString());
mLoadedSpriteSheets.insert(spriteSheet->getCString());
}
spriteFrame = frameCache->spriteFrameByName(spriteFile->getCString());
}
value = spriteFrame;
}
keyframe->setValue(value);
return keyframe;
}
CCNode * CCBReader::readNodeGraph() {
return this->readNodeGraph(NULL);
}
bool CCBReader::readSequences()
{
CCArray *sequences = mActionManager->getSequences();
int numSeqs = readInt(false);
for (int i = 0; i < numSeqs; i++)
{
CCBSequence *seq = new CCBSequence();
seq->autorelease();
seq->setDuration(readFloat());
seq->setName(readCachedString()->getCString());
seq->setSequenceId(readInt(false));
seq->setChainedSequenceId(readInt(true));
sequences->addObject(seq);
}
mActionManager->setAutoPlaySequenceId(readInt(true));
return true;
}
CCString * CCBReader::lastPathComponent(CCString * pPath) {
std::string path(pPath->getCString());
int slashPos = path.find_last_of("/");
if(slashPos != std::string::npos) {
return CCString::create(path.substr(slashPos + 1, path.length() - slashPos).c_str());
}
return CCString::create(path.c_str());
}
CCString * CCBReader::deletePathExtension(CCString * pPath) {
std::string path(pPath->getCString());
int dotPos = path.find_last_of(".");
if(dotPos != std::string::npos) {
return CCString::create(path.substr(0, dotPos).c_str());
}
return CCString::create(path.c_str());
}
CCString * CCBReader::toLowerCase(CCString * pString) {
std::string copy(pString->getCString());
std::transform(copy.begin(), copy.end(), copy.begin(), ::tolower);
return CCString::create(copy.c_str());
}
CCString * CCBReader::concat(CCString * pStringA, CCString * pStringB) {
int concatenatedLength = pStringA->length() + pStringB->length();
char* concatenated = (char*) malloc(concatenatedLength+1);
CCString* pRet = NULL;
strcpy(concatenated, pStringA->getCString());
strcat(concatenated, pStringB->getCString());
concatenated[concatenatedLength] = '\0';
pRet = CCString::create(concatenated);
CC_SAFE_FREE(concatenated);
return pRet;
}
bool CCBReader::endsWith(CCString * pString, CCString * pEnding) {
std::string string(pString->getCString());
std::string ending(pEnding->getCString());
if(string.length() >= ending.length()) {
return (string.compare(string.length() - ending.length(), ending.length(), ending) == 0);
} else {
return false;
}
}
/************************************************************************
Static functions
************************************************************************/
float CCBReader::getResolutionScale()
{
// Init resolution scale
if (CCApplication::sharedApplication()->getTargetPlatform() == kTargetIpad)
{
return 2;
}
else
{
return 1;
}
}
NS_CC_EXT_END;