X-Git-Url: http://review.tizen.org/git/?p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git;a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Fmarkup-processor.cpp;h=344cde15b5757073d124ea6b0434f752d6fcbc97;hp=25b461609178b6c7082738bc1a87dc719c033f08;hb=c93f6281a8bafc5b7ba5f0dcdad0eb675b8e3436;hpb=83ac6481c584380eea8ebebadf337525e8a891d0 diff --git a/dali-toolkit/internal/text/markup-processor.cpp b/dali-toolkit/internal/text/markup-processor.cpp old mode 100755 new mode 100644 index 25b4616..344cde1 --- a/dali-toolkit/internal/text/markup-processor.cpp +++ b/dali-toolkit/internal/text/markup-processor.cpp @@ -1,5 +1,5 @@ /* - * Copyright (c) 2015 Samsung Electronics Co., Ltd. + * Copyright (c) 2022 Samsung Electronics Co., Ltd. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -19,41 +19,34 @@ #include // EXTERNAL INCLUDES -#include // for ULONG_MAX #include +#include // for ULONG_MAX +#include // INTERNAL INCLUDES #include +#include +#include +#include #include +#include #include #include +#include +#include +#include +#include +#include #include - - namespace Dali { - namespace Toolkit { - namespace Text { - namespace { -// HTML-ISH tag and attribute constants. -// Note they must be lower case in order to make the comparison to work -// as the parser converts all the read tags to lower case. -const std::string XHTML_COLOR_TAG("color"); -const std::string XHTML_FONT_TAG("font"); -const std::string XHTML_B_TAG("b"); -const std::string XHTML_I_TAG("i"); -const std::string XHTML_U_TAG("u"); -const std::string XHTML_SHADOW_TAG("shadow"); -const std::string XHTML_GLOW_TAG("glow"); -const std::string XHTML_OUTLINE_TAG("outline"); - const char LESS_THAN = '<'; const char GREATER_THAN = '>'; const char EQUAL = '='; @@ -66,82 +59,189 @@ const char SEMI_COLON = ';'; const char CHAR_ARRAY_END = '\0'; const char HEX_CODE = 'x'; -const char WHITE_SPACE = 0x20; // ASCII value of the white space. +const char WHITE_SPACE = 0x20; // ASCII value of the white space. +const char NEW_LINE = 0x0A; // ASCII value of the newline. // Range 1 0x0u < XHTML_DECIMAL_ENTITY_RANGE <= 0xD7FFu // Range 2 0xE000u < XHTML_DECIMAL_ENTITY_RANGE <= 0xFFFDu // Range 3 0x10000u < XHTML_DECIMAL_ENTITY_RANGE <= 0x10FFFFu -const unsigned long XHTML_DECIMAL_ENTITY_RANGE[] = { 0x0u, 0xD7FFu, 0xE000u, 0xFFFDu, 0x10000u, 0x10FFFFu }; +const unsigned long XHTML_DECIMAL_ENTITY_RANGE[] = {0x0u, 0xD7FFu, 0xE000u, 0xFFFDu, 0x10000u, 0x10FFFFu}; -const unsigned int MAX_NUM_OF_ATTRIBUTES = 5u; ///< The font tag has the 'family', 'size' 'weight', 'width' and 'slant' attrubutes. +// The MAX_NUM_OF_ATTRIBUTES is the number of attributes in span tag "markup-processor-span.cpp". Because it contains the maximum number of attributes in all tags. +const unsigned int MAX_NUM_OF_ATTRIBUTES = 14u; ///< The span tag has the 'font-family', 'font-size' 'font-weight', 'font-width', 'font-slant','text-color', 'u-color', 'u-height','u-type','u-dash-gap', 'u-dash-width', 's-color', 's-height' and 'char-space-value' attrubutes. const unsigned int DEFAULT_VECTOR_SIZE = 16u; ///< Default size of run vectors. #if defined(DEBUG_ENABLED) Debug::Filter* gLogFilter = Debug::Filter::New(Debug::NoLogging, true, "LOG_MARKUP_PROCESSOR"); #endif +typedef VectorBase::SizeType RunIndex; + /** * @brief Struct used to retrieve the style runs from the mark-up string. */ +template struct StyleStack { - typedef VectorBase::SizeType RunIndex; - - Vector stack; ///< Use a vector as a style stack. Stores the indices pointing where the run is stored inside the logical model. - unsigned int topIndex; ///< Points the top of the stack. + Vector stack; ///< Use a vector as a style stack. + unsigned int topIndex; ///< Points the top of the stack. StyleStack() : stack(), - topIndex( 0u ) + topIndex(0u) { - stack.Resize( DEFAULT_VECTOR_SIZE ); + stack.Resize(DEFAULT_VECTOR_SIZE); } - void Push( RunIndex index ) + void Push(StyleStackType item) { // Check if there is space inside the style stack. const VectorBase::SizeType size = stack.Count(); - if( topIndex >= size ) + if(topIndex >= size) { // Resize the style stack. - stack.Resize( 2u * size ); + stack.Resize(2u * size); } - // Set the run index in the top of the stack. - *( stack.Begin() + topIndex ) = index; + // Set the item in the top of the stack. + *(stack.Begin() + topIndex) = item; // Reposition the pointer to the top of the stack. ++topIndex; } - RunIndex Pop() + StyleStackType Pop() { // Pop the top of the stack. --topIndex; - return *( stack.Begin() + topIndex ); + return *(stack.Begin() + topIndex); } }; /** + * @brief Struct used to retrieve spans from the mark-up string. + */ +struct Span +{ + RunIndex colorRunIndex; + RunIndex fontRunIndex; + RunIndex underlinedCharacterRunIndex; + RunIndex backgroundColorRunIndex; + RunIndex strikethroughCharacterRunIndex; + RunIndex characterSpacingCharacterRunIndex; + + bool isColorDefined; + bool isFontDefined; + bool isUnderlinedCharacterDefined; + bool isBackgroundColorDefined; + bool isStrikethroughDefined; + bool isCharacterSpacingDefined; +}; + +/** * @brief Initializes a font run description to its defaults. * * @param[in,out] fontRun The font description run to initialize. */ -void Initialize( FontDescriptionRun& fontRun ) +void Initialize(FontDescriptionRun& fontRun) { - fontRun.characterRun.characterIndex = 0u; + fontRun.characterRun.characterIndex = 0u; fontRun.characterRun.numberOfCharacters = 0u; - fontRun.familyName = NULL; - fontRun.familyLength = 0u; - fontRun.weight = TextAbstraction::FontWeight::NORMAL; - fontRun.width = TextAbstraction::FontWidth::NORMAL; - fontRun.slant = TextAbstraction::FontSlant::NORMAL; - fontRun.size = 0u; - fontRun.familyDefined = false; - fontRun.weightDefined = false; - fontRun.widthDefined = false; - fontRun.slantDefined = false; - fontRun.sizeDefined = false; + fontRun.familyName = NULL; + fontRun.familyLength = 0u; + fontRun.weight = TextAbstraction::FontWeight::NORMAL; + fontRun.width = TextAbstraction::FontWidth::NORMAL; + fontRun.slant = TextAbstraction::FontSlant::NORMAL; + fontRun.size = 0u; + fontRun.familyDefined = false; + fontRun.weightDefined = false; + fontRun.widthDefined = false; + fontRun.slantDefined = false; + fontRun.sizeDefined = false; +} + +/** + * @brief Initializes a color run description to its defaults. + * + * @param[in,out] colorRun The font description run to initialize. + */ +void Initialize(ColorRun& colorRun) +{ + colorRun.characterRun.characterIndex = 0u; + colorRun.characterRun.numberOfCharacters = 0u; +} + +/** + * @brief Initializes a underlined character run to its defaults. + * + * @param[in,out] underlinedCharacterRun The underelined character run to initialize. + */ +void Initialize(UnderlinedCharacterRun& underlinedCharacterRun) +{ + underlinedCharacterRun.characterRun.characterIndex = 0u; + underlinedCharacterRun.characterRun.numberOfCharacters = 0u; +} + +/** + * @brief Initializes a span to its defaults. + * + * @param[in,out] span The span to be initialized. + */ +void Initialize(Span& span) +{ + span.colorRunIndex = 0u; + span.isColorDefined = false; + + span.fontRunIndex = 0u; + span.isFontDefined = false; + + span.underlinedCharacterRunIndex = 0u; + span.isUnderlinedCharacterDefined = false; + span.backgroundColorRunIndex = 0u; + span.isBackgroundColorDefined = false; + + //strikethrough + span.strikethroughCharacterRunIndex = 0u; + span.isStrikethroughDefined = false; + + //characterSpacing + span.characterSpacingCharacterRunIndex = 0u; + span.isCharacterSpacingDefined = false; +} + +/** + * @brief Initializes a strikethrough character run to its defaults. + * + * @param[in,out] strikethroughCharacterRun The strikethrough character run to initialize. + */ +void Initialize(StrikethroughCharacterRun& strikethroughCharacterRun) +{ + strikethroughCharacterRun.characterRun.characterIndex = 0u; + strikethroughCharacterRun.characterRun.numberOfCharacters = 0u; + strikethroughCharacterRun.properties.colorDefined = false; +} + +/** + * @brief Initializes a bounded-paragraph character run to its defaults. + * + * @param[in,out] boundedParagraphRun The bounded paragraphRun run to initialize. + */ +void Initialize(BoundedParagraphRun& boundedParagraphRun) +{ + boundedParagraphRun.characterRun.characterIndex = 0u; + boundedParagraphRun.characterRun.numberOfCharacters = 0u; +} + +/** + * @brief Initializes a character-spacing run to its defaults. + * + * @param[in,out] characterSpacingCharacterRun The character-spacing run to initialize. + */ +void Initialize(CharacterSpacingCharacterRun& characterSpacingCharacterRun) +{ + characterSpacingCharacterRun.characterRun.characterIndex = 0u; + characterSpacingCharacterRun.characterRun.numberOfCharacters = 0u; + characterSpacingCharacterRun.value = 0.0f; } /** @@ -151,25 +251,25 @@ void Initialize( FontDescriptionRun& fontRun ) * * @param[in,out] tag The tag. */ -void ParseAttributes( Tag& tag ) +void ParseAttributes(Tag& tag) { - if( tag.buffer == NULL ) + if(tag.buffer == NULL) { return; } - tag.attributes.Resize( MAX_NUM_OF_ATTRIBUTES ); + tag.attributes.Resize(MAX_NUM_OF_ATTRIBUTES); // Find first the tag name. bool isQuotationOpen = false; - const char* tagBuffer = tag.buffer; + const char* tagBuffer = tag.buffer; const char* const tagEndBuffer = tagBuffer + tag.length; - tag.length = 0u; - for( ; tagBuffer < tagEndBuffer; ++tagBuffer ) + tag.length = 0u; + for(; tagBuffer < tagEndBuffer; ++tagBuffer) { const char character = *tagBuffer; - if( WHITE_SPACE < character ) + if(WHITE_SPACE < character) { ++tag.length; } @@ -180,70 +280,70 @@ void ParseAttributes( Tag& tag ) break; } } - SkipWhiteSpace( tagBuffer, tagEndBuffer ); + SkipWhiteSpace(tagBuffer, tagEndBuffer); // Find the attributes. unsigned int attributeIndex = 0u; - const char* nameBuffer = NULL; - const char* valueBuffer = NULL; - Length nameLength = 0u; - Length valueLength = 0u; + const char* nameBuffer = NULL; + const char* valueBuffer = NULL; + Length nameLength = 0u; + Length valueLength = 0u; - bool addToNameValue = true; + bool addToNameValue = true; Length numberOfWhiteSpace = 0u; - for( ; tagBuffer < tagEndBuffer; ++tagBuffer ) + for(; tagBuffer < tagEndBuffer; ++tagBuffer) { const char character = *tagBuffer; - if( ( WHITE_SPACE >= character ) && !isQuotationOpen ) + if((WHITE_SPACE >= character) && !isQuotationOpen) { - if( NULL != valueBuffer ) + if(NULL != valueBuffer) { // Remove white spaces at the end of the value. valueLength -= numberOfWhiteSpace; } - if( ( NULL != nameBuffer ) && ( NULL != valueBuffer ) ) + if((NULL != nameBuffer) && (NULL != valueBuffer)) { // Every time a white space is found, a new attribute is created and stored in the attributes vector. - Attribute& attribute = *( tag.attributes.Begin() + attributeIndex ); + Attribute& attribute = *(tag.attributes.Begin() + attributeIndex); ++attributeIndex; - attribute.nameBuffer = nameBuffer; + attribute.nameBuffer = nameBuffer; attribute.valueBuffer = valueBuffer; - attribute.nameLength = nameLength; + attribute.nameLength = nameLength; attribute.valueLength = valueLength; - nameBuffer = NULL; + nameBuffer = NULL; valueBuffer = NULL; - nameLength = 0u; + nameLength = 0u; valueLength = 0u; addToNameValue = true; // next read characters will be added to the name. } } - else if( EQUAL == character ) // '=' + else if(EQUAL == character) // '=' { addToNameValue = false; // next read characters will be added to the value. - SkipWhiteSpace( tagBuffer, tagEndBuffer ); + SkipWhiteSpace(tagBuffer, tagEndBuffer); } - else if( QUOTATION_MARK == character ) // '\'' + else if(QUOTATION_MARK == character) // '\'' { // Do not add quotation marks to neither name nor value. isQuotationOpen = !isQuotationOpen; - if( isQuotationOpen ) + if(isQuotationOpen) { ++tagBuffer; - SkipWhiteSpace( tagBuffer, tagEndBuffer ); + SkipWhiteSpace(tagBuffer, tagEndBuffer); --tagBuffer; } } else { // Adds characters to the name or the value. - if( addToNameValue ) + if(addToNameValue) { - if( NULL == nameBuffer ) + if(NULL == nameBuffer) { nameBuffer = tagBuffer; } @@ -251,9 +351,9 @@ void ParseAttributes( Tag& tag ) } else { - if( isQuotationOpen ) + if(isQuotationOpen) { - if( WHITE_SPACE >= character ) + if(WHITE_SPACE >= character) { ++numberOfWhiteSpace; } @@ -262,7 +362,7 @@ void ParseAttributes( Tag& tag ) numberOfWhiteSpace = 0u; } } - if( NULL == valueBuffer ) + if(NULL == valueBuffer) { valueBuffer = tagBuffer; } @@ -271,26 +371,26 @@ void ParseAttributes( Tag& tag ) } } - if( NULL != valueBuffer ) + if(NULL != valueBuffer) { // Remove white spaces at the end of the value. valueLength -= numberOfWhiteSpace; } - if( ( NULL != nameBuffer ) && ( NULL != valueBuffer ) ) + if((NULL != nameBuffer) && (NULL != valueBuffer)) { // Checks if the last attribute needs to be added. - Attribute& attribute = *( tag.attributes.Begin() + attributeIndex ); + Attribute& attribute = *(tag.attributes.Begin() + attributeIndex); ++attributeIndex; - attribute.nameBuffer = nameBuffer; + attribute.nameBuffer = nameBuffer; attribute.valueBuffer = valueBuffer; - attribute.nameLength = nameLength; + attribute.nameLength = nameLength; attribute.valueLength = valueLength; } // Resize the vector of attributes. - tag.attributes.Resize( attributeIndex ); + tag.attributes.Resize(attributeIndex); } /** @@ -302,56 +402,77 @@ void ParseAttributes( Tag& tag ) * * @return @e true if the iterator @e it is pointing a mark-up tag. Otherwise @e false. */ -bool IsTag( const char*& markupStringBuffer, - const char* const markupStringEndBuffer, - Tag& tag ) +bool IsTag(const char*& markupStringBuffer, + const char* const markupStringEndBuffer, + Tag& tag) { - bool isTag = false; - bool isQuotationOpen = false; - bool attributesFound = false; - tag.isEndTag = false; + bool isTag = false; + bool isQuotationOpen = false; + bool attributesFound = false; + tag.isEndTag = false; + bool isPreviousLessThan = false; + bool isPreviousSlash = false; const char character = *markupStringBuffer; - if( LESS_THAN == character ) // '<' + if(LESS_THAN == character) // '<' { - tag.buffer = NULL; - tag.length = 0u; + tag.buffer = NULL; + tag.length = 0u; + isPreviousLessThan = true; // if the iterator is pointing to a '<' character, then check if it's a mark-up tag is needed. ++markupStringBuffer; - if( markupStringBuffer < markupStringEndBuffer ) + if(markupStringBuffer < markupStringEndBuffer) { - SkipWhiteSpace( markupStringBuffer, markupStringEndBuffer ); + SkipWhiteSpace(markupStringBuffer, markupStringEndBuffer); - for( ; ( !isTag ) && ( markupStringBuffer < markupStringEndBuffer ); ++markupStringBuffer ) + for(; (!isTag) && (markupStringBuffer < markupStringEndBuffer); ++markupStringBuffer) { const char character = *markupStringBuffer; - if( SLASH == character ) // '/' + if(!isQuotationOpen && (SLASH == character)) // '/' { - // if the tag has a '/' then it's an end or empty tag. - tag.isEndTag = true; + if(isPreviousLessThan) + { + tag.isEndTag = true; + } + else + { + // if the tag has a '/' it may be an end tag. + isPreviousSlash = true; + } - if( ( markupStringBuffer + 1u < markupStringEndBuffer ) && ( WHITE_SPACE >= *( markupStringBuffer + 1u ) ) && ( !isQuotationOpen ) ) + isPreviousLessThan = false; + if((markupStringBuffer + 1u < markupStringEndBuffer) && (WHITE_SPACE >= *(markupStringBuffer + 1u))) { ++markupStringBuffer; - SkipWhiteSpace( markupStringBuffer, markupStringEndBuffer ); + SkipWhiteSpace(markupStringBuffer, markupStringEndBuffer); --markupStringBuffer; } } - else if( GREATER_THAN == character ) // '>' + else if(GREATER_THAN == character) // '>' { isTag = true; + if(isPreviousSlash) + { + tag.isEndTag = true; + } + + isPreviousSlash = false; + isPreviousLessThan = false; } - else if( QUOTATION_MARK == character ) + else if(QUOTATION_MARK == character) { isQuotationOpen = !isQuotationOpen; ++tag.length; + + isPreviousSlash = false; + isPreviousLessThan = false; } - else if( WHITE_SPACE >= character ) // ' ' + else if(WHITE_SPACE >= character) // ' ' { // If the tag contains white spaces then it may have attributes. - if( !isQuotationOpen ) + if(!isQuotationOpen) { attributesFound = true; } @@ -359,21 +480,24 @@ bool IsTag( const char*& markupStringBuffer, } else { - if( NULL == tag.buffer ) + if(NULL == tag.buffer) { tag.buffer = markupStringBuffer; } // If it's not any of the 'special' characters then just add it to the tag string. ++tag.length; + + isPreviousSlash = false; + isPreviousLessThan = false; } } } // If the tag string has white spaces, then parse the attributes is needed. - if( attributesFound ) + if(attributesFound) { - ParseAttributes( tag ); + ParseAttributes(tag); } } @@ -388,28 +512,28 @@ bool IsTag( const char*& markupStringBuffer, * * @return Length of markupText in case of XHTML entity otherwise return 0. */ -unsigned int GetXHTMLEntityLength( const char*& markupStringBuffer, - const char* const markupStringEndBuffer ) +unsigned int GetXHTMLEntityLength(const char*& markupStringBuffer, + const char* const markupStringEndBuffer) { char character = *markupStringBuffer; - if( AMPERSAND == character ) // '&' + if(AMPERSAND == character) // '&' { // if the iterator is pointing to a '&' character, then check for ';' to find end to XHTML entity. ++markupStringBuffer; - if( markupStringBuffer < markupStringEndBuffer ) + if(markupStringBuffer < markupStringEndBuffer) { unsigned int len = 1u; - for( ; markupStringBuffer < markupStringEndBuffer ; ++markupStringBuffer ) + for(; markupStringBuffer < markupStringEndBuffer; ++markupStringBuffer) { character = *markupStringBuffer; ++len; - if( SEMI_COLON == character ) // ';' + if(SEMI_COLON == character) // ';' { // found end of XHTML entity ++markupStringBuffer; return len; } - else if( ( AMPERSAND == character ) || ( BACK_SLASH == character ) || ( LESS_THAN == character )) + else if((AMPERSAND == character) || (BACK_SLASH == character) || (LESS_THAN == character)) { return 0; } @@ -427,333 +551,678 @@ unsigned int GetXHTMLEntityLength( const char*& markupStringBuffer, * * @return true if string is successfully parsed otherwise false */ -bool XHTMLNumericEntityToUtf8 ( const char* markupText, char* utf8 ) +bool XHTMLNumericEntityToUtf8(const char* markupText, char* utf8) { bool result = false; - if( NULL != markupText ) + if(NULL != markupText) { bool isHex = false; // check if hex or decimal entity - if( ( CHAR_ARRAY_END != *markupText ) && ( HEX_CODE == *markupText ) ) + if((CHAR_ARRAY_END != *markupText) && (HEX_CODE == *markupText)) { isHex = true; ++markupText; } - char* end = NULL; - unsigned long l = strtoul( markupText, &end, ( isHex ? 16 : 10 ) ); // l contains UTF-32 code in case of correct XHTML entity + char* end = NULL; + unsigned long l = strtoul(markupText, &end, (isHex ? 16 : 10)); // l contains UTF-32 code in case of correct XHTML entity // check for valid XHTML numeric entities (between '#' or "#x" and ';') - if( ( l > 0 ) && ( l < ULONG_MAX ) && ( *end == SEMI_COLON ) ) // in case wrong XHTML entity is set eg. "abcdefs;" in that case *end will be 'a' + if((l > 0) && (l < ULONG_MAX) && (*end == SEMI_COLON)) // in case wrong XHTML entity is set eg. "abcdefs;" in that case *end will be 'a' { /* characters XML 1.1 permits */ - if( ( ( XHTML_DECIMAL_ENTITY_RANGE[0] < l ) && ( l <= XHTML_DECIMAL_ENTITY_RANGE[1] ) ) || - ( ( XHTML_DECIMAL_ENTITY_RANGE[2] <= l ) && ( l <= XHTML_DECIMAL_ENTITY_RANGE[3] ) ) || - ( ( XHTML_DECIMAL_ENTITY_RANGE[4] <= l ) && ( l <= XHTML_DECIMAL_ENTITY_RANGE[5] ) ) ) + if(((XHTML_DECIMAL_ENTITY_RANGE[0] < l) && (l <= XHTML_DECIMAL_ENTITY_RANGE[1])) || + ((XHTML_DECIMAL_ENTITY_RANGE[2] <= l) && (l <= XHTML_DECIMAL_ENTITY_RANGE[3])) || + ((XHTML_DECIMAL_ENTITY_RANGE[4] <= l) && (l <= XHTML_DECIMAL_ENTITY_RANGE[5]))) { // Convert UTF32 code to UTF8 - Utf32ToUtf8( reinterpret_cast( &l ), 1, reinterpret_cast( utf8 ) ); + Utf32ToUtf8(reinterpret_cast(&l), 1, reinterpret_cast(utf8)); result = true; - } + } } } return result; } -} // namespace +/** + * @brief Processes a particular tag for the required run (color-run, font-run or underlined-character-run). + * + * @tparam RunType Whether ColorRun , FontDescriptionRun or UnderlinedCharacterRun + * + * @param[in/out] runsContainer The container containing all the runs + * @param[in/out] styleStack The style stack + * @param[in] tag The tag we are currently processing + * @param[in] characterIndex The current character index + * @param[in/out] runIndex The run index + * @param[in/out] tagReference The tagReference we should increment/decrement + * @param[in] parameterSettingFunction This function will be called to set run specific parameters + */ +template +void ProcessTagForRun( + Vector& runsContainer, + StyleStack& styleStack, + const Tag& tag, + const CharacterIndex characterIndex, + RunIndex& runIndex, + int& tagReference, + std::function parameterSettingFunction) +{ + if(!tag.isEndTag) + { + // Create a new run. + RunType run; + Initialize(run); + + // Fill the run with the parameters. + run.characterRun.characterIndex = characterIndex; + parameterSettingFunction(tag, run); + + // Push the run in the logical model. + runsContainer.PushBack(run); -void ProcessMarkupString( const std::string& markupString, MarkupProcessData& markupProcessData ) + // Push the index of the run into the stack. + styleStack.Push(runIndex); + + // Point the next free run. + ++runIndex; + + // Increase reference + ++tagReference; + } + else + { + if(tagReference > 0) + { + // Pop the top of the stack and set the number of characters of the run. + RunType& run = *(runsContainer.Begin() + styleStack.Pop()); + run.characterRun.numberOfCharacters = characterIndex - run.characterRun.characterIndex; + --tagReference; + } + } +} + +/** + * @brief Processes the item tag + * + * @param[in/out] markupProcessData The markup process data + * @param[in] tag The current tag + * @param[in/out] characterIndex The current character index + */ +void ProcessItemTag( + MarkupProcessData& markupProcessData, + const Tag tag, + CharacterIndex& characterIndex) { - // Reserve space for the plain text. - const Length markupStringSize = markupString.size(); - markupProcessData.markupProcessedText.reserve( markupStringSize ); + if(tag.isEndTag) + { + // Create an embedded item instance. + EmbeddedItem item; + item.characterIndex = characterIndex; + ProcessEmbeddedItem(tag, item); - // Stores a struct with the index to the first character of the run, the type of run and its parameters. - StyleStack styleStack; + markupProcessData.items.PushBack(item); - // Points the next free position in the vector of runs. - StyleStack::RunIndex colorRunIndex = 0u; - StyleStack::RunIndex fontRunIndex = 0u; + // Insert white space character that will be replaced by the item. + markupProcessData.markupProcessedText.append(1u, WHITE_SPACE); + ++characterIndex; + } +} - // Give an initial default value to the model's vectors. - markupProcessData.colorRuns.Reserve( DEFAULT_VECTOR_SIZE ); - markupProcessData.fontRuns.Reserve( DEFAULT_VECTOR_SIZE ); +/** + * @brief Processes the paragraph-tag + * + * @param[in/out] markupProcessData The markup process data + * @param[in] tag The current tag + * @param[in] isEndBuffer Whether the end of buffer + * @param[in/out] characterIndex The current character index + */ +void ProcessParagraphTag( + MarkupProcessData& markupProcessData, + const Tag tag, + bool isEndBuffer, + CharacterIndex& characterIndex) +{ + if((characterIndex > 0 && + markupProcessData.markupProcessedText[characterIndex - 1u] != NEW_LINE) && + (!(tag.isEndTag && isEndBuffer))) + { + // Insert new-line character at the start and end of paragraph. + markupProcessData.markupProcessedText.append(1u, NEW_LINE); + ++characterIndex; + } +} - // Get the mark-up string buffer. - const char* markupStringBuffer = markupString.c_str(); - const char* const markupStringEndBuffer = markupStringBuffer + markupStringSize; +/** + * @brief Processes the anchor tag + * + * @param[in/out] markupProcessData The markup process data + * @param[in] tag The current tag + * @param[in/out] characterIndex The current character index + */ +void ProcessAnchorTag( + MarkupProcessData& markupProcessData, + const Tag tag, + CharacterIndex& characterIndex) +{ + if(!tag.isEndTag) + { + // Create an anchor instance. + Anchor anchor; + anchor.startIndex = characterIndex; + anchor.endIndex = 0u; + ProcessAnchor(tag, anchor); + markupProcessData.anchors.PushBack(anchor); + } + else + { + // Update end index. + unsigned int count = markupProcessData.anchors.Count(); + if(count > 0) + { + markupProcessData.anchors[count - 1].endIndex = characterIndex; + } + } +} - Tag tag; - CharacterIndex characterIndex = 0u; - for( ; markupStringBuffer < markupStringEndBuffer; ) +/** + * @brief Processes span tag for the color-run & font-run. + * + * @param[in] spanTag The tag we are currently processing + * @param[inout] spanStack The spans stack + * @param[inout] colorRuns The container containing all the color runs + * @param[inout] fontRuns The container containing all the font description runs + * @param[inout] underlinedCharacterRuns The container containing all the underlined character runs + * @param[inout] strikethroughCharacterRuns The container containing all the strikethroughed character runs + * @param[inout] colorRunIndex The color run index + * @param[inout] fontRunIndex The font run index + * @param[inout] underlinedCharacterRunIndex The underlined character run index + * @param[inout] strikethroughCharacterRunIndex The strikethroughed character run index + * @param[in] characterIndex The current character index + * @param[in] tagReference The tagReference we should increment/decrement + */ +void ProcessSpanForRun( + const Tag& spanTag, + StyleStack& spanStack, + Vector& colorRuns, + Vector& fontRuns, + Vector& underlinedCharacterRuns, + Vector& backgroundColorRuns, + Vector& strikethroughCharacterRuns, + Vector& characterSpacingCharacterRuns, + RunIndex& colorRunIndex, + RunIndex& fontRunIndex, + RunIndex& underlinedCharacterRunIndex, + RunIndex& backgroundColorRunIndex, + RunIndex& strikethroughCharacterRunIndex, + RunIndex& characterSpacingCharacterRunIndex, + const CharacterIndex characterIndex, + int& tagReference) +{ + if(!spanTag.isEndTag) { - if( IsTag( markupStringBuffer, - markupStringEndBuffer, - tag ) ) + // Create a new run. + ColorRun colorRun; + Initialize(colorRun); + + FontDescriptionRun fontRun; + Initialize(fontRun); + + UnderlinedCharacterRun underlinedCharacterRun; + Initialize(underlinedCharacterRun); + + ColorRun backgroundColorRun; + Initialize(backgroundColorRun); + + StrikethroughCharacterRun strikethroughCharacterRun; + Initialize(strikethroughCharacterRun); + + CharacterSpacingCharacterRun characterSpacingCharacterRun; + Initialize(characterSpacingCharacterRun); + + Span span; + Initialize(span); + + // Fill the run with the parameters. + colorRun.characterRun.characterIndex = characterIndex; + fontRun.characterRun.characterIndex = characterIndex; + underlinedCharacterRun.characterRun.characterIndex = characterIndex; + backgroundColorRun.characterRun.characterIndex = characterIndex; + strikethroughCharacterRun.characterRun.characterIndex = characterIndex; + characterSpacingCharacterRun.characterRun.characterIndex = characterIndex; + + span.colorRunIndex = colorRunIndex; + span.fontRunIndex = fontRunIndex; + span.underlinedCharacterRunIndex = underlinedCharacterRunIndex; + span.backgroundColorRunIndex = backgroundColorRunIndex; + span.strikethroughCharacterRunIndex = strikethroughCharacterRunIndex; + span.characterSpacingCharacterRunIndex = characterSpacingCharacterRunIndex; + + ProcessSpanTag(spanTag, + colorRun, + fontRun, + underlinedCharacterRun, + backgroundColorRun, + strikethroughCharacterRun, + characterSpacingCharacterRun, + span.isColorDefined, + span.isFontDefined, + span.isUnderlinedCharacterDefined, + span.isBackgroundColorDefined, + span.isStrikethroughDefined, + span.isCharacterSpacingDefined); + + // Push the span into the stack. + spanStack.Push(span); + + // Point the next free run. + if(span.isColorDefined) { - if( TokenComparison( XHTML_COLOR_TAG, tag.buffer, tag.length ) ) - { - if( !tag.isEndTag ) - { - // Create a new color run. - ColorRun colorRun; - colorRun.characterRun.numberOfCharacters = 0u; + // Push the run in the logical model. + colorRuns.PushBack(colorRun); + ++colorRunIndex; + } - // Set the start character index. - colorRun.characterRun.characterIndex = characterIndex; + if(span.isFontDefined) + { + // Push the run in the logical model. + fontRuns.PushBack(fontRun); + ++fontRunIndex; + } - // Fill the run with the attributes. - ProcessColorTag( tag, colorRun ); + if(span.isUnderlinedCharacterDefined) + { + // Push the run in the logical model. + underlinedCharacterRuns.PushBack(underlinedCharacterRun); + ++underlinedCharacterRunIndex; + } - // Push the color run in the logical model. - markupProcessData.colorRuns.PushBack( colorRun ); + if(span.isBackgroundColorDefined) + { + // Push the run in the logical model. + backgroundColorRuns.PushBack(backgroundColorRun); + ++backgroundColorRunIndex; + } - // Push the index of the run into the stack. - styleStack.Push( colorRunIndex ); + if(span.isStrikethroughDefined) + { + // Push the run in the logical model. + strikethroughCharacterRuns.PushBack(strikethroughCharacterRun); + ++strikethroughCharacterRunIndex; + } - // Point the next color run. - ++colorRunIndex; - } - else - { - // Pop the top of the stack and set the number of characters of the run. - ColorRun& colorRun = *( markupProcessData.colorRuns.Begin() + styleStack.Pop() ); - colorRun.characterRun.numberOfCharacters = characterIndex - colorRun.characterRun.characterIndex; - } - } // - else if( TokenComparison( XHTML_I_TAG, tag.buffer, tag.length ) ) + if(span.isCharacterSpacingDefined) + { + // Push the run in the logical model. + characterSpacingCharacterRuns.PushBack(characterSpacingCharacterRun); + ++characterSpacingCharacterRunIndex; + } + + // Increase reference + ++tagReference; + } + else + { + if(tagReference > 0) + { + // Pop the top of the stack and set the number of characters of the run. + Span span = spanStack.Pop(); + + if(span.isColorDefined) { - if( !tag.isEndTag ) - { - // Create a new font run. - FontDescriptionRun fontRun; - Initialize( fontRun ); + ColorRun& colorRun = *(colorRuns.Begin() + span.colorRunIndex); + colorRun.characterRun.numberOfCharacters = characterIndex - colorRun.characterRun.characterIndex; + } - // Fill the run with the parameters. - fontRun.characterRun.characterIndex = characterIndex; - fontRun.slant = TextAbstraction::FontSlant::ITALIC; - fontRun.slantDefined = true; + if(span.isFontDefined) + { + FontDescriptionRun& fontRun = *(fontRuns.Begin() + span.fontRunIndex); + fontRun.characterRun.numberOfCharacters = characterIndex - fontRun.characterRun.characterIndex; + } - // Push the font run in the logical model. - markupProcessData.fontRuns.PushBack( fontRun ); + if(span.isUnderlinedCharacterDefined) + { + UnderlinedCharacterRun& underlinedCharacterRun = *(underlinedCharacterRuns.Begin() + span.underlinedCharacterRunIndex); + underlinedCharacterRun.characterRun.numberOfCharacters = characterIndex - underlinedCharacterRun.characterRun.characterIndex; + } - // Push the index of the run into the stack. - styleStack.Push( fontRunIndex ); + if(span.isBackgroundColorDefined) + { + ColorRun& backgroundColorRun = *(backgroundColorRuns.Begin() + span.backgroundColorRunIndex); + backgroundColorRun.characterRun.numberOfCharacters = characterIndex - backgroundColorRun.characterRun.characterIndex; + } - // Point the next free font run. - ++fontRunIndex; - } - else - { - // Pop the top of the stack and set the number of characters of the run. - FontDescriptionRun& fontRun = *( markupProcessData.fontRuns.Begin() + styleStack.Pop() ); - fontRun.characterRun.numberOfCharacters = characterIndex - fontRun.characterRun.characterIndex; - } - } // - else if( TokenComparison( XHTML_U_TAG, tag.buffer, tag.length ) ) + if(span.isStrikethroughDefined) { - if( !tag.isEndTag ) - { - // Create a new underline run. - } - else - { - // Pop the top of the stack and set the number of characters of the run. - } - } // - else if( TokenComparison( XHTML_B_TAG, tag.buffer, tag.length ) ) + StrikethroughCharacterRun& strikethroughCharacterRun = *(strikethroughCharacterRuns.Begin() + span.strikethroughCharacterRunIndex); + strikethroughCharacterRun.characterRun.numberOfCharacters = characterIndex - strikethroughCharacterRun.characterRun.characterIndex; + } + + if(span.isCharacterSpacingDefined) { - if( !tag.isEndTag ) - { - // Create a new font run. - FontDescriptionRun fontRun; - Initialize( fontRun ); + CharacterSpacingCharacterRun& characterSpacingCharacterRun = *(characterSpacingCharacterRuns.Begin() + span.characterSpacingCharacterRunIndex); + characterSpacingCharacterRun.characterRun.numberOfCharacters = characterIndex - characterSpacingCharacterRun.characterRun.characterIndex; + } - // Fill the run with the parameters. - fontRun.characterRun.characterIndex = characterIndex; - fontRun.weight = TextAbstraction::FontWeight::BOLD; - fontRun.weightDefined = true; + --tagReference; + } + } +} - // Push the font run in the logical model. - markupProcessData.fontRuns.PushBack( fontRun ); +/** + * @brief Resizes the model's vectors + * + * @param[inout] markupProcessData The markup process data + * @param[in] fontRunIndex The font run index + * @param[in] colorRunIndex The color run index + * @param[in] underlinedCharacterRunIndex The underlined character run index + * @param[in] strikethroughCharacterRunIndex The strikethroughed character run index + * @param[in] backgroundRunIndex The background run index + * @param[in] boundedParagraphRunIndex The bounded paragraph run index + * @param[in] characterSpacingCharacterRunIndex The character-spacing character run index + * + */ +void ResizeModelVectors(MarkupProcessData& markupProcessData, + const RunIndex fontRunIndex, + const RunIndex colorRunIndex, + const RunIndex underlinedCharacterRunIndex, + const RunIndex strikethroughCharacterRunIndex, + const RunIndex backgroundRunIndex, + const RunIndex boundedParagraphRunIndex, + const RunIndex characterSpacingCharacterRunIndex) +{ + markupProcessData.fontRuns.Resize(fontRunIndex); + markupProcessData.colorRuns.Resize(colorRunIndex); + markupProcessData.underlinedCharacterRuns.Resize(underlinedCharacterRunIndex); + markupProcessData.strikethroughCharacterRuns.Resize(strikethroughCharacterRunIndex); + markupProcessData.backgroundColorRuns.Resize(backgroundRunIndex); + markupProcessData.boundedParagraphRuns.Resize(boundedParagraphRunIndex); + markupProcessData.characterSpacingCharacterRuns.Resize(characterSpacingCharacterRunIndex); + +#ifdef DEBUG_ENABLED + if(gLogFilter->IsEnabledFor(Debug::Verbose)) + { + for(uint32_t i = 0; i < colorRunIndex; ++i) + { + ColorRun& run = markupProcessData.colorRuns[i]; + DALI_LOG_INFO(gLogFilter, Debug::Verbose, "run[%d] index: %d, length: %d, color %f,%f,%f,%f\n", i, run.characterRun.characterIndex, run.characterRun.numberOfCharacters, run.color.r, run.color.g, run.color.b, run.color.a); + } + } +#endif +} - // Push the index of the run into the stack. - styleStack.Push( fontRunIndex ); +/** + * @brief Processes the markup string buffer + * + * @param[in/out] markupProcessData The markup process data + * @param[in/out] markupStringBuffer The markup string buffer pointer + * @param[in] markupStringEndBuffer The markup string end buffer pointer + * @param[in/out] characterIndex The current character index + */ +void ProcessMarkupStringBuffer( + MarkupProcessData& markupProcessData, + const char*& markupStringBuffer, + const char* const markupStringEndBuffer, + CharacterIndex& characterIndex) +{ + unsigned char character = *markupStringBuffer; + const char* markupBuffer = markupStringBuffer; + unsigned char count = GetUtf8Length(character); + char utf8[8]; - // Point the next free font run. - ++fontRunIndex; - } - else - { - // Pop the top of the stack and set the number of characters of the run. - FontDescriptionRun& fontRun = *( markupProcessData.fontRuns.Begin() + styleStack.Pop() ); - fontRun.characterRun.numberOfCharacters = characterIndex - fontRun.characterRun.characterIndex; - } - } // - else if( TokenComparison( XHTML_FONT_TAG, tag.buffer, tag.length ) ) + if((BACK_SLASH == character) && (markupStringBuffer + 1u < markupStringEndBuffer)) + { + // Adding < , > or & special character. + const unsigned char nextCharacter = *(markupStringBuffer + 1u); + if((LESS_THAN == nextCharacter) || (GREATER_THAN == nextCharacter) || (AMPERSAND == nextCharacter)) + { + character = nextCharacter; + ++markupStringBuffer; + + count = GetUtf8Length(character); + markupBuffer = markupStringBuffer; + } + } + else // checking if contains XHTML entity or not + { + const unsigned int len = GetXHTMLEntityLength(markupStringBuffer, markupStringEndBuffer); + + // Parse markupStringTxt if it contains XHTML Entity between '&' and ';' + if(len > 0) + { + char* entityCode = NULL; + bool result = false; + count = 0; + + // Checking if XHTML Numeric Entity + if(HASH == *(markupBuffer + 1u)) { - if( !tag.isEndTag ) - { - // Create a new font run. - FontDescriptionRun fontRun; - Initialize( fontRun ); + entityCode = &utf8[0]; + // markupBuffer is currently pointing to '&'. By adding 2u to markupBuffer it will point to numeric string by skipping "&#' + result = XHTMLNumericEntityToUtf8((markupBuffer + 2u), entityCode); + } + else // Checking if XHTML Named Entity + { + entityCode = const_cast(NamedEntityToUtf8(markupBuffer, len)); + result = (entityCode != NULL); + } + if(result) + { + markupBuffer = entityCode; //utf8 text assigned to markupBuffer + character = markupBuffer[0]; + } + else + { + DALI_LOG_INFO(gLogFilter, Debug::Verbose, "Not valid XHTML entity : (%.*s) \n", len, markupBuffer); + markupBuffer = NULL; + } + } + else // in case string conatins Start of XHTML Entity('&') but not its end character(';') + { + if(character == AMPERSAND) + { + markupBuffer = NULL; + DALI_LOG_INFO(gLogFilter, Debug::Verbose, "Not Well formed XHTML content \n"); + } + } + } - // Fill the run with the parameters. - fontRun.characterRun.characterIndex = characterIndex; + if(markupBuffer != NULL) + { + const unsigned char numberOfBytes = GetUtf8Length(character); + markupProcessData.markupProcessedText.push_back(character); - ProcessFontTag( tag, fontRun ); + for(unsigned char i = 1u; i < numberOfBytes; ++i) + { + ++markupBuffer; + markupProcessData.markupProcessedText.push_back(*markupBuffer); + } - // Push the font run in the logical model. - markupProcessData.fontRuns.PushBack( fontRun ); + ++characterIndex; + markupStringBuffer += count; + } +} - // Push the index of the run into the stack. - styleStack.Push( fontRunIndex ); +} // namespace - // Point the next free font run. - ++fontRunIndex; - } - else - { - // Pop the top of the stack and set the number of characters of the run. - FontDescriptionRun& fontRun = *( markupProcessData.fontRuns.Begin() + styleStack.Pop() ); - fontRun.characterRun.numberOfCharacters = characterIndex - fontRun.characterRun.characterIndex; - } +void ProcessMarkupString(const std::string& markupString, MarkupProcessData& markupProcessData) +{ + DALI_LOG_INFO(gLogFilter, Debug::Verbose, "markupString: %s\n", markupString.c_str()); + + // Reserve space for the plain text. + const Length markupStringSize = markupString.size(); + markupProcessData.markupProcessedText.reserve(markupStringSize); + + // Stores a struct with the index to the first character of the run, the type of run and its parameters. + StyleStack styleStack; + + // Stores a struct with the index to the first character of the color run & color font for the span. + StyleStack spanStack; + + // Points the next free position in the vector of runs. + RunIndex colorRunIndex = 0u; + RunIndex fontRunIndex = 0u; + RunIndex underlinedCharacterRunIndex = 0u; + RunIndex backgroundRunIndex = 0u; + RunIndex strikethroughCharacterRunIndex = 0u; + RunIndex boundedParagraphRunIndex = 0u; + RunIndex characterSpacingCharacterRunIndex = 0u; + + // check tag reference + int colorTagReference = 0u; + int fontTagReference = 0u; + int iTagReference = 0u; + int bTagReference = 0u; + int uTagReference = 0u; + int backgroundTagReference = 0u; + int spanTagReference = 0u; + int sTagReference = 0u; + int pTagReference = 0u; + int characterSpacingTagReference = 0u; + + // Give an initial default value to the model's vectors. + markupProcessData.colorRuns.Reserve(DEFAULT_VECTOR_SIZE); + markupProcessData.fontRuns.Reserve(DEFAULT_VECTOR_SIZE); + markupProcessData.underlinedCharacterRuns.Reserve(DEFAULT_VECTOR_SIZE); + markupProcessData.backgroundColorRuns.Reserve(DEFAULT_VECTOR_SIZE); + markupProcessData.strikethroughCharacterRuns.Reserve(DEFAULT_VECTOR_SIZE); + markupProcessData.characterSpacingCharacterRuns.Reserve(DEFAULT_VECTOR_SIZE); + + // Get the mark-up string buffer. + const char* markupStringBuffer = markupString.c_str(); + const char* const markupStringEndBuffer = markupStringBuffer + markupStringSize; + + Tag tag; + CharacterIndex characterIndex = 0u; + for(; markupStringBuffer < markupStringEndBuffer;) + { + tag.attributes.Clear(); + if(IsTag(markupStringBuffer, + markupStringEndBuffer, + tag)) + { + if(TokenComparison(MARKUP::TAG::COLOR, tag.buffer, tag.length)) + { + ProcessTagForRun( + markupProcessData.colorRuns, styleStack, tag, characterIndex, colorRunIndex, colorTagReference, [](const Tag& tag, ColorRun& run) { ProcessColorTag(tag, run); }); + } // + else if(TokenComparison(MARKUP::TAG::ITALIC, tag.buffer, tag.length)) + { + ProcessTagForRun( + markupProcessData.fontRuns, styleStack, tag, characterIndex, fontRunIndex, iTagReference, [](const Tag&, FontDescriptionRun& fontRun) { + fontRun.slant = TextAbstraction::FontSlant::ITALIC; + fontRun.slantDefined = true; + }); + } // + else if(TokenComparison(MARKUP::TAG::UNDERLINE, tag.buffer, tag.length)) + { + ProcessTagForRun( + markupProcessData.underlinedCharacterRuns, styleStack, tag, characterIndex, underlinedCharacterRunIndex, uTagReference, [](const Tag& tag, UnderlinedCharacterRun& run) { ProcessUnderlineTag(tag, run); }); + } // + else if(TokenComparison(MARKUP::TAG::BOLD, tag.buffer, tag.length)) + { + ProcessTagForRun( + markupProcessData.fontRuns, styleStack, tag, characterIndex, fontRunIndex, bTagReference, [](const Tag&, FontDescriptionRun& fontRun) { + fontRun.weight = TextAbstraction::FontWeight::BOLD; + fontRun.weightDefined = true; + }); + } // + else if(TokenComparison(MARKUP::TAG::FONT, tag.buffer, tag.length)) + { + ProcessTagForRun( + markupProcessData.fontRuns, styleStack, tag, characterIndex, fontRunIndex, fontTagReference, [](const Tag& tag, FontDescriptionRun& fontRun) { ProcessFontTag(tag, fontRun); }); } // - else if( TokenComparison( XHTML_SHADOW_TAG, tag.buffer, tag.length ) ) + else if(TokenComparison(MARKUP::TAG::ANCHOR, tag.buffer, tag.length)) { - if( !tag.isEndTag ) - { - // Create a new shadow run. - } - else - { - // Pop the top of the stack and set the number of characters of the run. - } + /* Anchor */ + ProcessAnchorTag(markupProcessData, tag, characterIndex); + /* Color */ + ProcessTagForRun( + markupProcessData.colorRuns, styleStack, tag, characterIndex, colorRunIndex, colorTagReference, [](const Tag& tag, ColorRun& run) { + run.color = Color::BLUE; + ProcessColorTag(tag, run); + }); + /* Underline */ + ProcessTagForRun( + markupProcessData.underlinedCharacterRuns, styleStack, tag, characterIndex, underlinedCharacterRunIndex, uTagReference, [](const Tag& tag, UnderlinedCharacterRun& run) { + run.properties.color = Color::BLUE; + run.properties.colorDefined = true; + ProcessUnderlineTag(tag, run); + }); + } // tizen + else if(TokenComparison(MARKUP::TAG::SHADOW, tag.buffer, tag.length)) + { + // TODO: If !tag.isEndTag, then create a new shadow run. + // else Pop the top of the stack and set the number of characters of the run. } // - else if( TokenComparison( XHTML_GLOW_TAG, tag.buffer, tag.length ) ) + else if(TokenComparison(MARKUP::TAG::GLOW, tag.buffer, tag.length)) { - if( !tag.isEndTag ) - { - // Create a new glow run. - } - else - { - // Pop the top of the stack and set the number of characters of the run. - } + // TODO: If !tag.isEndTag, then create a new glow run. + // else Pop the top of the stack and set the number of characters of the run. } // - else if( TokenComparison( XHTML_OUTLINE_TAG, tag.buffer, tag.length ) ) + else if(TokenComparison(MARKUP::TAG::OUTLINE, tag.buffer, tag.length)) { - if( !tag.isEndTag ) - { - // Create a new outline run. - } - else - { - // Pop the top of the stack and set the number of characters of the run. - } + // TODO: If !tag.isEndTag, then create a new outline run. + // else Pop the top of the stack and set the number of characters of the run. } // - } // end if( IsTag() ) - else if( markupStringBuffer < markupStringEndBuffer ) - { - unsigned char character = *markupStringBuffer; - const char* markupBuffer = markupStringBuffer; - unsigned char count = GetUtf8Length( character ); - char utf8[8]; - - if( ( BACK_SLASH == character ) && ( markupStringBuffer + 1u < markupStringEndBuffer ) ) + else if(TokenComparison(MARKUP::TAG::EMBEDDED_ITEM, tag.buffer, tag.length)) { - // Adding < , > or & special character. - const unsigned char nextCharacter = *( markupStringBuffer + 1u ); - if( ( LESS_THAN == nextCharacter ) || ( GREATER_THAN == nextCharacter ) || ( AMPERSAND == nextCharacter ) ) - { - character = nextCharacter; - ++markupStringBuffer; - - count = GetUtf8Length( character ); - markupBuffer = markupStringBuffer; - } + ProcessItemTag(markupProcessData, tag, characterIndex); } - else // checking if conatins XHTML entity or not + else if(TokenComparison(MARKUP::TAG::BACKGROUND, tag.buffer, tag.length)) { - const unsigned int len = GetXHTMLEntityLength( markupStringBuffer, markupStringEndBuffer); - - // Parse markupStringTxt if it contains XHTML Entity between '&' and ';' - if( len > 0 ) - { - char* entityCode = NULL; - bool result = false; - count = 0; - - // Checking if XHTML Numeric Entity - if( HASH == *( markupBuffer + 1u ) ) - { - entityCode = &utf8[0]; - // markupBuffer is currently pointing to '&'. By adding 2u to markupBuffer it will point to numeric string by skipping "&#' - result = XHTMLNumericEntityToUtf8( ( markupBuffer + 2u ), entityCode ); - } - else // Checking if XHTML Named Entity - { - entityCode = const_cast ( NamedEntityToUtf8( markupBuffer, len ) ); - result = ( entityCode != NULL ); - } - if ( result ) - { - markupBuffer = entityCode; //utf8 text assigned to markupBuffer - character = markupBuffer[0]; - } - else - { - DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Not valid XHTML entity : (%.*s) \n", len, markupBuffer ); - markupBuffer = NULL; - } - } - else // in case string conatins Start of XHTML Entity('&') but not its end character(';') - { - if( character == AMPERSAND ) - { - markupBuffer = NULL; - DALI_LOG_INFO( gLogFilter, Debug::Verbose, "Not Well formed XHTML content \n" ); - } - } + ProcessTagForRun( + markupProcessData.backgroundColorRuns, styleStack, tag, characterIndex, backgroundRunIndex, backgroundTagReference, [](const Tag& tag, ColorRun& run) { ProcessBackground(tag, run); }); } - - if( markupBuffer != NULL ) + else if(TokenComparison(MARKUP::TAG::SPAN, tag.buffer, tag.length)) { - const unsigned char numberOfBytes = GetUtf8Length( character ); - markupProcessData.markupProcessedText.push_back( character ); - - for( unsigned char i = 1u; i < numberOfBytes; ++i ) - { - ++markupBuffer; - markupProcessData.markupProcessedText.push_back( *markupBuffer ); - } - - ++characterIndex; - markupStringBuffer += count; + ProcessSpanForRun(tag, + spanStack, + markupProcessData.colorRuns, + markupProcessData.fontRuns, + markupProcessData.underlinedCharacterRuns, + markupProcessData.backgroundColorRuns, + markupProcessData.strikethroughCharacterRuns, + markupProcessData.characterSpacingCharacterRuns, + colorRunIndex, + fontRunIndex, + underlinedCharacterRunIndex, + backgroundRunIndex, + strikethroughCharacterRunIndex, + characterSpacingCharacterRunIndex, + characterIndex, + spanTagReference); } + else if(TokenComparison(MARKUP::TAG::STRIKETHROUGH, tag.buffer, tag.length)) + { + ProcessTagForRun( + markupProcessData.strikethroughCharacterRuns, styleStack, tag, characterIndex, strikethroughCharacterRunIndex, sTagReference, [](const Tag& tag, StrikethroughCharacterRun& run) { ProcessStrikethroughTag(tag, run); }); + } // + else if(TokenComparison(MARKUP::TAG::PARAGRAPH, tag.buffer, tag.length)) + { + ProcessParagraphTag(markupProcessData, tag, (markupStringBuffer == markupStringEndBuffer), characterIndex); + ProcessTagForRun( + markupProcessData.boundedParagraphRuns, styleStack, tag, characterIndex, boundedParagraphRunIndex, pTagReference, [](const Tag& tag, BoundedParagraphRun& run) { ProcessAttributesOfParagraphTag(tag, run); }); + } //

+ else if(TokenComparison(MARKUP::TAG::CHARACTER_SPACING, tag.buffer, tag.length)) + { + ProcessTagForRun( + markupProcessData.characterSpacingCharacterRuns, styleStack, tag, characterIndex, characterSpacingCharacterRunIndex, characterSpacingTagReference, [](const Tag& tag, CharacterSpacingCharacterRun& run) { ProcessCharacterSpacingTag(tag, run); }); + } // + } // end if( IsTag() ) + else if(markupStringBuffer < markupStringEndBuffer) + { + ProcessMarkupStringBuffer(markupProcessData, markupStringBuffer, markupStringEndBuffer, characterIndex); } } // Resize the model's vectors. - if( 0u == fontRunIndex ) - { - markupProcessData.fontRuns.Clear(); - } - else - { - markupProcessData.fontRuns.Resize( fontRunIndex ); - } + ResizeModelVectors(markupProcessData, fontRunIndex, colorRunIndex, underlinedCharacterRunIndex, strikethroughCharacterRunIndex, backgroundRunIndex, boundedParagraphRunIndex, characterSpacingCharacterRunIndex); - if( 0u == colorRunIndex ) - { - markupProcessData.colorRuns.Clear(); - } - else - { - markupProcessData.colorRuns.Resize( colorRunIndex ); - } + // Handle the nested tags + OverrideNestedUnderlinedCharacterRuns(markupProcessData.underlinedCharacterRuns); + OverrideNestedStrikethroughCharacterRuns(markupProcessData.strikethroughCharacterRuns); } } // namespace Text