mirror of https://github.com/axmolengine/axmol.git
431 lines
11 KiB
C++
431 lines
11 KiB
C++
/****************************************************************************
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Copyright (c) 2013 cocos2d-x.org
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __UIRICHTEXT_H__
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#define __UIRICHTEXT_H__
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#include "ui/UIWidget.h"
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#include "ui/GUIExport.h"
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NS_CC_BEGIN
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/**
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* @addtogroup ui
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* @{
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*/
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class Label;
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namespace ui {
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/**
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*@brief Rich text element base class.
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* It defines the basic common properties for all rich text element.
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*/
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class CC_GUI_DLL RichElement : public Ref
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{
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public:
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/**
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*@brief Rich element type.
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*/
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enum class Type
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{
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TEXT,
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IMAGE,
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CUSTOM,
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NEWLINE
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};
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/**
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* @brief Default constructor.
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* @js ctor
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* @lua new
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*/
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RichElement(){};
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/**
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* @brief Default destructor.
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* @js NA
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* @lua NA
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*/
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virtual ~RichElement(){};
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/**
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* @brief Initialize a rich element with different arguments.
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*
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* @param tag A integer tag value.
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* @param color A color in @see `Color3B`.
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* @param opacity A opacity value in `GLubyte`.
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* @return True if initialize success, false otherwise.
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*/
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bool init(int tag, const Color3B& color, GLubyte opacity);
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protected:
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Type _type;
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int _tag;
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Color3B _color;
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GLubyte _opacity;
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friend class RichText;
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};
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/**
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*@brief Rich element for displaying text.
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*/
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class CC_GUI_DLL RichElementText : public RichElement
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{
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public:
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/**
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*@brief Default constructor.
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* @js ctor
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* @lua new
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*/
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RichElementText()
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{_type = Type::TEXT;};
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enum {
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ITALICS_FLAG = 1 << 0,
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BOLD_FLAG = 1 << 1,
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UNDERLINE_FLAG = 1 << 2,
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STRIKETHROUGH_FLAG = 1 << 3,
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URL_FLAG = 1 << 4
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};
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/**
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*@brief Default destructor.
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* @js NA
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* @lua NA
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*/
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virtual ~RichElementText(){};
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/**
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* @brief Initialize a RichElementText with various arguments.
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*
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* @param tag A integer tag value.
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* @param color A color in Color3B.
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* @param opacity A opacity in GLubyte.
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* @param text Content string.
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* @param fontName Content font name.
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* @param fontSize Content font size.
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* @param flags: italics, bold, underline or strikethrough
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* @return True if initialize success, false otherwise.
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*/
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bool init(int tag, const Color3B& color, GLubyte opacity, const std::string& text, const std::string& fontName, float fontSize, uint32_t flags, const std::string& url);
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/**
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* @brief Create a RichElementText with various arguments.
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*
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* @param tag A integer tag value.
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* @param color A color in Color3B.
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* @param opacity A opacity in GLubyte.
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* @param text Content string.
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* @param fontName Content font name.
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* @param fontSize Content font size.
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* @param flags: italics, bold, underline or strikethrough
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* @return RichElementText instance.
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*/
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static RichElementText* create(int tag, const Color3B& color, GLubyte opacity, const std::string& text,
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const std::string& fontName, float fontSize, uint32_t flags=0, const std::string& url="");
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protected:
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std::string _text;
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std::string _fontName;
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float _fontSize;
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uint32_t _flags;
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std::string _url;
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friend class RichText;
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};
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/**
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*@brief Rich element for displaying images.
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*/
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class CC_GUI_DLL RichElementImage : public RichElement
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{
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public:
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/**
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* @brief Default constructor.
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* @js ctor
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* @lua new
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*
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*/
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RichElementImage(){_type = Type::IMAGE;};
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/**
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* @brief Default destructor.
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* @js NA
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* @lua NA
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*/
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virtual ~RichElementImage(){};
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/**
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* @brief Initialize a RichElementImage with various arguments.
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*
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* @param tag A integer tag value.
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* @param color A color in Color3B.
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* @param opacity A opacity in GLubyte.
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* @param filePath A image file name.
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* @return True if initialize success, false otherwise.
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*/
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bool init(int tag, const Color3B& color, GLubyte opacity, const std::string& filePath);
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/**
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* @brief Create a RichElementImage with various arguments.
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*
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* @param tag A integer tag value.
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* @param color A color in Color3B.
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* @param opacity A opacity in GLubyte.
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* @param filePath A image file name.
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* @return A RichElementImage instance.
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*/
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static RichElementImage* create(int tag, const Color3B& color, GLubyte opacity, const std::string& filePath);
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void setWidth(int width);
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void setHeight(int height);
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protected:
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std::string _filePath;
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Rect _textureRect;
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int _textureType;
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friend class RichText;
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int _width;
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int _height;
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};
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/**
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*@brief Rich element for displaying custom node type.
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*/
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class CC_GUI_DLL RichElementCustomNode : public RichElement
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{
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public:
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/**
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* @brief Default constructor.
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* @js ctor
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* @lua new
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*/
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RichElementCustomNode(){_type = Type::CUSTOM;};
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/**
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* @brief Default destructor.
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* @js NA
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* @lua NA
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*/
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virtual ~RichElementCustomNode(){CC_SAFE_RELEASE(_customNode);};
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/**
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* @brief Initialize a RichElementCustomNode with various arguments.
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*
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* @param tag A integer tag value.
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* @param color A color in Color3B.
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* @param opacity A opacity in GLubyte.
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* @param customNode A custom node pointer.
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* @return True if initialize success, false otherwise.
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*/
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bool init(int tag, const Color3B& color, GLubyte opacity, Node* customNode);
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/**
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* @brief Create a RichElementCustomNode with various arguments.
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*
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* @param tag A integer tag value.
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* @param color A color in Color3B.
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* @param opacity A opacity in GLubyte.
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* @param customNode A custom node pointer.
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* @return A RichElementCustomNode instance.
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*/
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static RichElementCustomNode* create(int tag, const Color3B& color, GLubyte opacity, Node* customNode);
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protected:
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Node* _customNode;
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friend class RichText;
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};
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/**
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*@brief Rich element for new line.
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*/
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class CC_GUI_DLL RichElementNewLine : public RichElement
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{
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public:
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/**
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* @brief Default constructor.
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* @js ctor
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* @lua new
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*
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*/
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RichElementNewLine(){_type = Type::NEWLINE;};
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/**
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* @brief Default destructor.
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* @js NA
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* @lua NA
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*/
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virtual ~RichElementNewLine(){};
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/**
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* @brief Create a RichElementNewLine with various arguments.
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*
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* @param tag A integer tag value.
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* @param color A color in Color3B.
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* @param opacity A opacity in GLubyte.
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* @return A RichElementNewLine instance.
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*/
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static RichElementNewLine* create(int tag, const Color3B& color, GLubyte opacity);
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protected:
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friend class RichText;
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};
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/**
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*@brief A container for displaying various RichElements.
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* We could use it to display texts with images easily.
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*/
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class CC_GUI_DLL RichText : public Widget
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{
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public:
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enum WrapMode {
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WRAP_PER_WORD,
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WRAP_PER_CHAR
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};
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/**
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* @brief Default constructor.
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* @js ctor
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* @lua new
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*/
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RichText();
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/**
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* @brief Default destructor.
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* @js NA
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* @lua NA
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*/
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virtual ~RichText();
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/**
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* @brief Create a empty RichText.
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*
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* @return RichText instance.
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*/
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static RichText* create();
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/**
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* @brief Create a RichText from an XML
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*
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* @return RichText instance.
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*/
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static RichText* createWithXML(const std::string& xml);
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/**
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* @brief Insert a RichElement at a given index.
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*
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* @param element A RichElement type.
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* @param index A given index.
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*/
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void insertElement(RichElement* element, int index);
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/**
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* @brief Add a RichElement at the end of RichText.
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*
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* @param element A RichElement instance.
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*/
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void pushBackElement(RichElement* element);
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/**
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* @brief Remove a RichElement at a given index.
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*
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* @param index A integer index value.
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*/
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void removeElement(int index);
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/**
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* @brief Remove specific RichElement.
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*
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* @param element A RichElement type.
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*/
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void removeElement(RichElement* element);
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/**
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* @brief Set vertical space between each RichElement.
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*
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* @param space Point in float.
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*/
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void setVerticalSpace(float space);
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/**
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* @brief Rearrange all RichElement in the RichText.
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* It's usually called internally.
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*/
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void formatText();
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//override functions.
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virtual void ignoreContentAdaptWithSize(bool ignore) override;
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virtual std::string getDescription() const override;
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/** @brief sets the wrapping mode: WRAP_PER_CHAR or WRAP_PER_WORD
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*/
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void setWrapMode(WrapMode wrapMode);
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/** @brief returns the current wrapping mode */
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WrapMode getWrapMode() const;
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CC_CONSTRUCTOR_ACCESS:
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virtual bool init() override;
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bool initWithXML(const std::string& xml);
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protected:
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virtual void adaptRenderers() override;
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virtual void initRenderer() override;
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void pushToContainer(Node* renderer);
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void handleTextRenderer(const std::string& text, const std::string& fontName, float fontSize, const Color3B& color, GLubyte opacity, uint32_t flags, const std::string& url="");
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void handleImageRenderer(const std::string& fileParh, const Color3B& color, GLubyte opacity, int width, int height);
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void handleCustomRenderer(Node* renderer);
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void formarRenderers();
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void addNewLine();
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int findSplitPositionForWord(cocos2d::Label* label, const std::string& text);
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int findSplitPositionForChar(cocos2d::Label* label, const std::string& text);
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bool _formatTextDirty;
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Vector<RichElement*> _richElements;
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std::vector<Vector<Node*>*> _elementRenders;
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float _leftSpaceWidth;
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float _verticalSpace;
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// per word, or per char
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WrapMode _wrapMode;
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};
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}
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// end of ui group
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/// @}
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NS_CC_END
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#endif /* defined(__UIRichText__) */
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