在C++中使用TinyXML2解析xml

#include "template.h"
#define cp(str) !strcmp(str, argv[i])

void make(AnimationInfo & info)
{
// insert code here...
int error = doc.LoadFile( "Animation.ccb");
if(error){
return;
}
tinyxml2::XMLElement * root = doc.RootElement();
tinyxml2::XMLNode * dict = root->FirstChildElement("dict");
tinyxml2::XMLElement * element = dict->FirstChildElement();
//root
while(element){
std::string nodeGraphStr = "nodeGraph";
std::string seqStr = "sequences";

if(element->GetText() && nodeGraphStr == element->GetText()){
addAnimation(element, &info);
}else if(element->GetText() && seqStr == element->GetText()){
changeDuration(element->NextSiblingElement(), info.duration);
}

element = element->NextSiblingElement();
}
//
doc.SaveFile(info.output.c_str());
}

int main(int argc, const char * argv[])
{
if(argc < 13){
printf("13 arg needed! %d specified!\n", argc);
return -1;
}

//
AnimationInfo info;
bool flag[6];
for(int i=0; i<6; ++i)flag[i]=false;

for(int i=1; i<argc; i+=2){
if(cp("-o")){
assert(!flag[0]);
info.output = argv[i+1];
assert(info.output != "Animation.ccb");
flag[0] = true;
}else if(cp("-d")){
assert(!flag[1]);
info.duration = atof(argv[i+1]);
flag[1] = true;
}else if(cp("-i")){
assert(!flag[2]);
info.interval = atof(argv[i+1]);
flag[2] = true;
}else if(cp("-plist")){
assert(!flag[3]);
info.plistfile = argv[i+1];
flag[3] = true;
}else if(cp("-prefix")){
assert(!flag[4]);
info.filePrefix = argv[i+1];
flag[4] = true;
}else if(cp("-frame")){
assert(!flag[5]);
info.frameCount = atoi(argv[i+1]);
flag[5] = true;
}else {
printf("error arg \"%s\"! \n", argv[i]);
}
}
info.duration = info.interval*info.frameCount;
make(info);
return 0;
}

#ifndef AnimationMake_template_h
#define AnimationMake_template_h
#include <iostream>
#include <string>
#include <vector>
#include "tinyxml2.h"

struct AnimationInfo
{
float interval; //间隔
std::string pngfile;
std::string plistfile;
int frameCount;
float duration;
std::string filePrefix;//xy_walk
std::string output;
};

tinyxml2::XMLDocument doc;

void handleFrameValue(tinyxml2::XMLElement * arrayDictNode, int id)
{
printf("%s\n", arrayDictNode->Name());
tinyxml2::XMLElement * childNode = arrayDictNode->FirstChildElement();

while(childNode){
printf("***** %s\n", childNode->GetText());
std::string time = "time";
childNode = childNode->NextSiblingElement();
}
//

}

tinyxml2::XMLElement * addFirstKey(tinyxml2::XMLElement * parent, const char * keyName, const char * keyValueName, const char * value)
{
tinyxml2::XMLElement * keyNode = doc.NewElement("key");
keyNode->InsertFirstChild(doc.NewText(keyName));
parent->InsertFirstChild(keyNode);

tinyxml2::XMLElement * nameValue = doc.NewElement(keyValueName);
nameValue->SetName(keyValueName);
if(value){
nameValue->InsertFirstChild(doc.NewText(value));
}

parent->InsertAfterChild(keyNode, nameValue);
return nameValue;
}

tinyxml2::XMLElement * addKey(tinyxml2::XMLElement * parent, tinyxml2::XMLElement * node, const char * keyName, const char * keyValueName, const char * value)
{
tinyxml2::XMLElement * keyNode = doc.NewElement("key");
keyNode->InsertFirstChild(doc.NewText(keyName));
parent->InsertAfterChild(node, keyNode);

tinyxml2::XMLElement * nameValue = doc.NewElement(keyValueName);
nameValue->SetName(keyValueName);
if(value){
nameValue->InsertFirstChild(doc.NewText(value));
}

parent->InsertAfterChild(keyNode, nameValue);
return nameValue;
}

tinyxml2::XMLElement * addFirstValue(tinyxml2::XMLElement * parent, const char * valueName, const char * value)
{
tinyxml2::XMLElement * nameValue = doc.NewElement(valueName);
nameValue->SetValue(valueName);
if(value){
nameValue->InsertFirstChild(doc.NewText(value));
}

parent->InsertFirstChild(nameValue);
return nameValue;
}

tinyxml2::XMLElement * addValue(tinyxml2::XMLElement * parent, tinyxml2::XMLElement * nodeBefore, const char * valueName, const char * value)
{
tinyxml2::XMLElement * nameValue = doc.NewElement(valueName);
nameValue->SetValue(valueName);
if(value){
nameValue->InsertFirstChild(doc.NewText(value));
}

parent->InsertAfterChild(nodeBefore, nameValue);
return nameValue;
}

void createFrame(tinyxml2::XMLElement * arrayNode, AnimationInfo* info, int id)
{
tinyxml2::XMLElement * dict = doc.NewElement("dict");
arrayNode->InsertFirstChild(dict);
//easing
tinyxml2::XMLElement * easing = addFirstKey(dict, "easing", "dict", 0);
addFirstKey(easing, "type", "integer", "0");
//name
tinyxml2::XMLElement * name = addKey(dict, easing, "name", "dict", 0);
addFirstKey(name, "type", "integer", "0");
//time
char stime[10];
sprintf(stime, "%.2f", (id-1)*info->interval);
tinyxml2::XMLElement * time = addKey(dict, name, "time", "real", stime);
//type
tinyxml2::XMLElement * type = addKey(dict, time, "type", "integer", "7");
//value
tinyxml2::XMLElement * value = addKey(dict, type, "value", "array", 0);
char spng[100];
sprintf(spng, "%s%d.png", info->filePrefix.c_str(), id);
tinyxml2::XMLElement * png = addFirstValue(value, "string", spng);
tinyxml2::XMLElement * plist = addValue(value, png, "string", info->plistfile.c_str());
}

void addAnimation(tinyxml2::XMLNode * nodeGraph, AnimationInfo * info)
{
tinyxml2::XMLElement * node = nodeGraph->NextSiblingElement()->FirstChildElement("key")->NextSiblingElement();
tinyxml2::XMLElement * zeroNode = node->FirstChildElement("key");
tinyxml2::XMLElement * displayName = zeroNode->NextSiblingElement()->FirstChildElement();
tinyxml2::XMLElement * keyframes = displayName->NextSiblingElement()->FirstChildElement();

tinyxml2::XMLElement * arrayNode = keyframes->NextSiblingElement();
arrayNode->DeleteChildren();

for(int i=info->frameCount; i>=1; --i){
createFrame(arrayNode, info, i);
}
}

void changeDuration(tinyxml2::XMLNode * seq, float duration)
{
tinyxml2::XMLElement * dict = seq->FirstChildElement("dict");
tinyxml2::XMLElement * node = dict->FirstChildElement("key");
while(node){
if(node->GetText() == std::string("length")){
tinyxml2::XMLElement * length = node->NextSiblingElement();
length->DeleteChildren();
char s[100];
sprintf(s, "%.2f", duration);
length->InsertFirstChild(doc.NewText(s));
}
node = node->NextSiblingElement("key");
}

}

#endif

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>centeredOrigin</key>
<false/>
<key>currentResolution</key>
<integer>0</integer>
<key>currentSequenceId</key>
<integer>0</integer>
<key>fileType</key>
<string>CocosBuilder</string>
<key>fileVersion</key>
<integer>4</integer>
<key>guides</key>
<array/>
<key>nodeGraph</key>
<dict>
<key>animatedProperties</key>
<dict>

<key>0</key>
<dict>
<key>displayFrame</key>
<dict>
<key>keyframes</key>
<array>
<dict>
<key>easing</key>
<dict>
<key>type</key>
<integer>0</integer>
</dict>
<key>name</key>
<string>displayFrame</string>
<key>time</key>
<real>0.0</real>
<key>type</key>
<integer>7</integer>
<key>value</key>
<array>
<string>TaskUI/bg_01.png</string>
<string>Pic/TaskUI.plist</string>
</array>
</dict>

<dict>
<key>easing</key>
<dict>
<key>type</key>
<integer>0</integer>
</dict>
<key>name</key>
<string>displayFrame</string>
<key>time</key>
<real>0.5</real>
<key>type</key>
<integer>7</integer>
<key>value</key>
<array>
<string>TaskUI/bg_02.png</string>
<string>Pic/TaskUI.plist</string>
</array>
</dict>
<dict>
<key>easing</key>
<dict>
<key>type</key>
<integer>0</integer>
</dict>
<key>name</key>
<string>displayFrame</string>
<key>time</key>
<real>1</real>
<key>type</key>
<integer>7</integer>
<key>value</key>
<array>
<string>TaskUI/bg_03.png</string>
<string>Pic/TaskUI.plist</string>
</array>
</dict>
<dict>
<key>easing</key>
<dict>
<key>type</key>
<integer>0</integer>
</dict>
<key>name</key>
<string>displayFrame</string>
<key>time</key>
<real>1.5</real>
<key>type</key>
<integer>7</integer>
<key>value</key>
<array>
<string>TaskUI/bg_04.png</string>
<string>Pic/TaskUI.plist</string>
</array>
</dict>
</array>
<key>name</key>
<string>displayFrame</string>
<key>type</key>
<integer>7</integer>
</dict>
</dict>
</dict>
<key>baseClass</key>
<string>CCSprite</string>
<key>children</key>
<array/>
<key>customClass</key>
<string></string>
<key>displayName</key>
<string>CCSprite</string>
<key>memberVarAssignmentName</key>
<string></string>
<key>memberVarAssignmentType</key>
<integer>0</integer>
<key>properties</key>
<array>
<dict>
<key>name</key>
<string>anchorPoint</string>
<key>type</key>
<string>Point</string>
<key>value</key>
<array>
<real>0.5</real>
<real>0.5</real>
</array>
</dict>
<dict>
<key>name</key>
<string>scale</string>
<key>type</key>
<string>ScaleLock</string>
<key>value</key>
<array>
<real>1</real>
<real>1</real>
<false/>
<integer>0</integer>
</array>
</dict>
<dict>
<key>name</key>
<string>ignoreAnchorPointForPosition</string>
<key>type</key>
<string>Check</string>
<key>value</key>
<false/>
</dict>
<dict>
<key>baseValue</key>
<array>
<string>TaskUI/bg_01.png</string>
<string>Pic/TaskUI.plist</string>
</array>
<key>name</key>
<string>displayFrame</string>
<key>type</key>
<string>SpriteFrame</string>
<key>value</key>
<array>
<string>Pic/TaskUI.plist</string>
<string>TaskUI/bg_04.png</string>
</array>
</dict>
</array>
<key>seqExpanded</key>
<true/>
</dict>
<key>notes</key>
<array/>
<key>resolutions</key>
<array>
<dict>
<key>centeredOrigin</key>
<false/>
<key>ext</key>
<string>ipad hd</string>
<key>height</key>
<integer>0</integer>
<key>name</key>
<string>iPad</string>
<key>scale</key>
<real>2</real>
<key>width</key>
<integer>0</integer>
</dict>
</array>
<key>sequences</key>
<array>
<dict>
<key>autoPlay</key>
<true/>
<key>chainedSequenceId</key>
<integer>0</integer>
<key>length</key>
<real>2</real>
<key>name</key>
<string>Default Timeline</string>
<key>offset</key>
<real>0.0</real>
<key>position</key>
<real>2</real>
<key>resolution</key>
<real>30</real>
<key>scale</key>
<real>128</real>
<key>sequenceId</key>
<integer>0</integer>
</dict>
</array>
<key>stageBorder</key>
<integer>3</integer>
</dict>
</plist>