Lothario
/
axmol
mirror of https://github.com/axmolengine/axmol.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity
axmol/cocos/ui/UIRichText.cpp

476 lines
14 KiB
C++
Raw Blame History

/****************************************************************************
Copyright (c) 2013 cocos2d-x.org
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
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
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,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#include "UIRichText.h"
#include "platform/CCFileUtils.h"
#include "2d/CCLabel.h"
#include "2d/CCSprite.h"
#include "base/ccUTF8.h"
#include "ui/UIHelper.h"
NS_CC_BEGIN
namespace ui {
bool RichElement::init(int tag, const Color3B &color, GLubyte opacity)
{
_tag = tag;
_color = color;
_opacity = opacity;
return true;
}
RichElementText* RichElementText::create(int tag, const Color3B &color, GLubyte opacity, const std::string& text, const std::string& fontName, float fontSize)
{
RichElementText* element = new (std::nothrow) RichElementText();
if (element && element->init(tag, color, opacity, text, fontName, fontSize))
{
element->autorelease();
return element;
}
CC_SAFE_DELETE(element);
return nullptr;
}
bool RichElementText::init(int tag, const Color3B &color, GLubyte opacity, const std::string& text, const std::string& fontName, float fontSize)
{
if (RichElement::init(tag, color, opacity))
{
_text = text;
_fontName = fontName;
_fontSize = fontSize;
return true;
}
return false;
}
RichElementImage* RichElementImage::create(int tag, const Color3B &color, GLubyte opacity, const std::string& filePath)
{
RichElementImage* element = new (std::nothrow) RichElementImage();
if (element && element->init(tag, color, opacity, filePath))
{
element->autorelease();
return element;
}
CC_SAFE_DELETE(element);
return nullptr;
}
bool RichElementImage::init(int tag, const Color3B &color, GLubyte opacity, const std::string& filePath)
{
if (RichElement::init(tag, color, opacity))
{
_filePath = filePath;
return true;
}
return false;
}
RichElementCustomNode* RichElementCustomNode::create(int tag, const Color3B &color, GLubyte opacity, cocos2d::Node *customNode)
{
RichElementCustomNode* element = new (std::nothrow) RichElementCustomNode();
if (element && element->init(tag, color, opacity, customNode))
{
element->autorelease();
return element;
}
CC_SAFE_DELETE(element);
return nullptr;
}
bool RichElementCustomNode::init(int tag, const Color3B &color, GLubyte opacity, cocos2d::Node *customNode)
{
if (RichElement::init(tag, color, opacity))
{
_customNode = customNode;
_customNode->retain();
return true;
}
return false;
}
RichText::RichText():
_formatTextDirty(true),
_leftSpaceWidth(0.0f),
_verticalSpace(0.0f),
_elementRenderersContainer(nullptr)
{
}
RichText::~RichText()
{
_richElements.clear();
}
RichText* RichText::create()
{
RichText* widget = new (std::nothrow) RichText();
if (widget && widget->init())
{
widget->autorelease();
return widget;
}
CC_SAFE_DELETE(widget);
return nullptr;
}
bool RichText::init()
{
if (Widget::init())
{
return true;
}
return false;
}
void RichText::initRenderer()
{
_elementRenderersContainer = Node::create();
_elementRenderersContainer->setAnchorPoint(Vec2(0.5f, 0.5f));
addProtectedChild(_elementRenderersContainer, 0, -1);
}
void RichText::insertElement(RichElement *element, int index)
{
_richElements.insert(index, element);
_formatTextDirty = true;
}
void RichText::pushBackElement(RichElement *element)
{
_richElements.pushBack(element);
_formatTextDirty = true;
}
void RichText::removeElement(int index)
{
_richElements.erase(index);
_formatTextDirty = true;
}
void RichText::removeElement(RichElement *element)
{
_richElements.eraseObject(element);
_formatTextDirty = true;
}
void RichText::formatText()
{
if (_formatTextDirty)
{
_elementRenderersContainer->removeAllChildren();
_elementRenders.clear();
if (_ignoreSize)
{
addNewLine();
for (ssize_t i=0; i<_richElements.size(); i++)
{
RichElement* element = _richElements.at(i);
Node* elementRenderer = nullptr;
switch (element->_type)
{
case RichElement::Type::TEXT:
{
RichElementText* elmtText = static_cast<RichElementText*>(element);
if (FileUtils::getInstance()->isFileExist(elmtText->_fontName))
{
elementRenderer = Label::createWithTTF(elmtText->_text.c_str(), elmtText->_fontName, elmtText->_fontSize);
}
else
{
elementRenderer = Label::createWithSystemFont(elmtText->_text.c_str(), elmtText->_fontName, elmtText->_fontSize);
}
break;
}
case RichElement::Type::IMAGE:
{
RichElementImage* elmtImage = static_cast<RichElementImage*>(element);
elementRenderer = Sprite::create(elmtImage->_filePath.c_str());
break;
}
case RichElement::Type::CUSTOM:
{
RichElementCustomNode* elmtCustom = static_cast<RichElementCustomNode*>(element);
elementRenderer = elmtCustom->_customNode;
break;
}
default:
break;
}
elementRenderer->setColor(element->_color);
elementRenderer->setOpacity(element->_opacity);
pushToContainer(elementRenderer);
}
}
else
{
addNewLine();
for (ssize_t i=0; i<_richElements.size(); i++)
{
RichElement* element = static_cast<RichElement*>(_richElements.at(i));
switch (element->_type)
{
case RichElement::Type::TEXT:
{
RichElementText* elmtText = static_cast<RichElementText*>(element);
handleTextRenderer(elmtText->_text.c_str(), elmtText->_fontName.c_str(), elmtText->_fontSize, elmtText->_color, elmtText->_opacity);
break;
}
case RichElement::Type::IMAGE:
{
RichElementImage* elmtImage = static_cast<RichElementImage*>(element);
handleImageRenderer(elmtImage->_filePath.c_str(), elmtImage->_color, elmtImage->_opacity);
break;
}
case RichElement::Type::CUSTOM:
{
RichElementCustomNode* elmtCustom = static_cast<RichElementCustomNode*>(element);
handleCustomRenderer(elmtCustom->_customNode);
break;
}
default:
break;
}
}
}
formarRenderers();
_formatTextDirty = false;
}
}
void RichText::handleTextRenderer(const std::string& text, const std::string& fontName, float fontSize, const Color3B &color, GLubyte opacity)
{
auto fileExist = FileUtils::getInstance()->isFileExist(fontName);
Label* textRenderer = nullptr;
if (fileExist)
{
textRenderer = Label::createWithTTF(text, fontName, fontSize);
}
else
{
textRenderer = Label::createWithSystemFont(text, fontName, fontSize);
}
float textRendererWidth = textRenderer->getContentSize().width;
_leftSpaceWidth -= textRendererWidth;
if (_leftSpaceWidth < 0.0f)
{
float overstepPercent = (-_leftSpaceWidth) / textRendererWidth;
std::string curText = text;
size_t stringLength = StringUtils::getCharacterCountInUTF8String(text);
int leftLength = stringLength * (1.0f - overstepPercent);
std::string leftWords = Helper::getSubStringOfUTF8String(curText,0,leftLength);
std::string cutWords = Helper::getSubStringOfUTF8String(curText, leftLength, stringLength - leftLength);
if (leftLength > 0)
{
Label* leftRenderer = nullptr;
if (fileExist)
{
leftRenderer = Label::createWithTTF(Helper::getSubStringOfUTF8String(leftWords, 0, leftLength), fontName, fontSize);
}
else
{
leftRenderer = Label::createWithSystemFont(Helper::getSubStringOfUTF8String(leftWords, 0, leftLength), fontName, fontSize);
}
if (leftRenderer)
{
leftRenderer->setColor(color);
leftRenderer->setOpacity(opacity);
pushToContainer(leftRenderer);
}
}
addNewLine();
handleTextRenderer(cutWords.c_str(), fontName, fontSize, color, opacity);
}
else
{
textRenderer->setColor(color);
textRenderer->setOpacity(opacity);
pushToContainer(textRenderer);
}
}
void RichText::handleImageRenderer(const std::string& fileParh, const Color3B &color, GLubyte opacity)
{
Sprite* imageRenderer = Sprite::create(fileParh);
handleCustomRenderer(imageRenderer);
}
void RichText::handleCustomRenderer(cocos2d::Node *renderer)
{
Size imgSize = renderer->getContentSize();
_leftSpaceWidth -= imgSize.width;
if (_leftSpaceWidth < 0.0f)
{
addNewLine();
pushToContainer(renderer);
_leftSpaceWidth -= imgSize.width;
}
else
{
pushToContainer(renderer);
}
}
void RichText::addNewLine()
{
_leftSpaceWidth = _customSize.width;
_elementRenders.push_back(new Vector<Node*>());
}
void RichText::formarRenderers()
{
if (_ignoreSize)
{
float newContentSizeWidth = 0.0f;
float newContentSizeHeight = 0.0f;
Vector<Node*>* row = (_elementRenders[0]);
float nextPosX = 0.0f;
for (ssize_t j=0; j<row->size(); j++)
{
Node* l = row->at(j);
l->setAnchorPoint(Vec2::ZERO);
l->setPosition(nextPosX, 0.0f);
_elementRenderersContainer->addChild(l, 1);
Size iSize = l->getContentSize();
newContentSizeWidth += iSize.width;
newContentSizeHeight = MAX(newContentSizeHeight, iSize.height);
nextPosX += iSize.width;
}
_elementRenderersContainer->setContentSize(Size(newContentSizeWidth, newContentSizeHeight));
}
else
{
float newContentSizeHeight = 0.0f;
float *maxHeights = new float[_elementRenders.size()];
for (size_t i=0; i<_elementRenders.size(); i++)
{
Vector<Node*>* row = (_elementRenders[i]);
float maxHeight = 0.0f;
for (ssize_t j=0; j<row->size(); j++)
{
Node* l = row->at(j);
maxHeight = MAX(l->getContentSize().height, maxHeight);
}
maxHeights[i] = maxHeight;
newContentSizeHeight += maxHeights[i];
}
float nextPosY = _customSize.height;
for (size_t i=0; i<_elementRenders.size(); i++)
{
Vector<Node*>* row = (_elementRenders[i]);
float nextPosX = 0.0f;
nextPosY -= (maxHeights[i] + _verticalSpace);
for (ssize_t j=0; j<row->size(); j++)
{
Node* l = row->at(j);
l->setAnchorPoint(Vec2::ZERO);
l->setPosition(nextPosX, nextPosY);
_elementRenderersContainer->addChild(l, 1);
nextPosX += l->getContentSize().width;
}
}
_elementRenderersContainer->setContentSize(_contentSize);
delete [] maxHeights;
}
size_t length = _elementRenders.size();
for (size_t i = 0; i<length; i++)
{
Vector<Node*>* l = _elementRenders[i];
l->clear();
delete l;
}
_elementRenders.clear();
if (_ignoreSize)
{
Size s = getVirtualRendererSize();
this->setContentSize(s);
}
else
{
this->setContentSize(_customSize);
}
updateContentSizeWithTextureSize(_contentSize);
_elementRenderersContainer->setPosition(_contentSize.width / 2.0f, _contentSize.height / 2.0f);
}
void RichText::adaptRenderers()
{
this->formatText();
}
void RichText::pushToContainer(cocos2d::Node *renderer)
{
if (_elementRenders.size() <= 0)
{
return;
}
_elementRenders[_elementRenders.size()-1]->pushBack(renderer);
}
void RichText::setVerticalSpace(float space)
{
_verticalSpace = space;
}
void RichText::setAnchorPoint(const Vec2 &pt)
{
Widget::setAnchorPoint(pt);
_elementRenderersContainer->setAnchorPoint(pt);
}
Size RichText::getVirtualRendererSize() const
{
return _elementRenderersContainer->getContentSize();
}
void RichText::ignoreContentAdaptWithSize(bool ignore)
{
if (_ignoreSize != ignore)
{
_formatTextDirty = true;
Widget::ignoreContentAdaptWithSize(ignore);
}
}
std::string RichText::getDescription() const
{
return "RichText";
}
}
NS_CC_END
Reference in New Issue View Git Blame Copy Permalink