cocos2d-x之利用富文本控件遍历xml

1.

#ifndef SuperRichText_hpp

#define SuperRichText_hpp

#include <stdio.h>

#include "cocos2d.h"

#include "ui/UIRichText.h"

#include "tinyxml2/tinyxml2.h"

USING_NS_CC;

struct FontInfo{

std::string fontName;

float fontSize;

Color3B color;

GLubyte opacity;

};

class SuperRichText:public ui::Widget

{

protected:

std::vector<FontInfo> _fontList;

std::vector<ui::RichText*> _lineList;

ui::RichText* _line;

public:

SuperRichText();

virtual ~SuperRichText();

CREATE_FUNC(SuperRichText);

virtual void renderHtml(const char* html);

virtual void renderNode(tinyxml2::XMLNode* node);

void addNewLine();

void updateLine();

};

#endif /* SuperRichText_hpp */

#include "SuperRichText.hpp"

SuperRichText::SuperRichText(){

FontInfo defaultFont;

defaultFont.color=Color3B(255,255,255);

defaultFont.fontSize=24.0f;

defaultFont.opacity=255;

defaultFont.fontName="";

_fontList.push_back(defaultFont);

addNewLine();

}

SuperRichText::~SuperRichText(){

this->removeAllChildren();

}

void SuperRichText::renderHtml(const char *html){

tinyxml2::XMLDocument xml;

xml.Parse(html);

renderNode(xml.FirstChild());

updateLine();

}

void SuperRichText::renderNode(tinyxml2::XMLNode *node){

while (node!=nullptr) {

if (node->ToText()) {

CCLOG("文本信息:%s",node->ToText()->Value());

}else if (node->ToElement()){

auto n=node->ToElement();

std::string name=n->Name();

std::transform(name.begin(),name.end(),name.begin(),::toupper);

if (name=="FONT") {

CCLOG("字体标签");

renderNode(n->FirstChild());//继续渲染子集

}else if (name=="IMG") {

CCLOG("图片标签");

}else if (name=="BR") {

CCLOG("换行标签");

}

}

node=node->NextSibling();

}

}

void SuperRichText::addNewLine(){

_line=ui::RichText::create();

_lineList.push_back(_line);

addChild(_line);

}

void SuperRichText::updateLine(){

}

2.

bool HelloWorld::init()

{

if ( !Layer::init() )

{

return false;

}

Size visibleSize = Director::getInstance()->getVisibleSize();

Vec2 origin = Director::getInstance()->getVisibleOrigin();

auto richText=SuperRichText::create();

richText->setPosition(visibleSize/2);

richText->renderHtml("\

<font color='ffffff' size='60' opacity='255'>\

你好<img src='CloseNormal.png'/>daochong\

<br/>\

</font>");

return true;

}