/*
- * Copyright (c) 2021 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.
#include <dali-toolkit/internal/text/markup-processor-embedded-item.h>
#include <dali-toolkit/internal/text/markup-processor-font.h>
#include <dali-toolkit/internal/text/markup-processor-helper-functions.h>
+#include <dali-toolkit/internal/text/markup-processor-paragraph.h>
#include <dali-toolkit/internal/text/markup-processor-span.h>
+#include <dali-toolkit/internal/text/markup-processor-strikethrough.h>
+#include <dali-toolkit/internal/text/markup-processor-underline.h>
#include <dali-toolkit/internal/text/xhtml-entities.h>
namespace Dali
const std::string XHTML_ANCHOR_TAG("a");
const std::string XHTML_BACKGROUND_TAG("background");
const std::string XHTML_SPAN_TAG("span");
+const std::string XHTML_STRIKETHROUGH_TAG("s");
+const std::string XHTML_PARAGRAPH_TAG("p");
const char LESS_THAN = '<';
const char GREATER_THAN = '>';
const char HEX_CODE = 'x';
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 int MAX_NUM_OF_ATTRIBUTES = 5u; ///< The font tag has the 'family', 'size' 'weight', 'width' and 'slant' attrubutes.
+const unsigned int MAX_NUM_OF_ATTRIBUTES = 11u; ///< 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'and 'u-dash-width' attrubutes.
const unsigned int DEFAULT_VECTOR_SIZE = 16u; ///< Default size of run vectors.
#if defined(DEBUG_ENABLED)
{
RunIndex colorRunIndex;
RunIndex fontRunIndex;
+ RunIndex underlinedCharacterRunIndex;
bool isColorDefined;
bool isFontDefined;
+ bool isUnderlinedCharacterDefined;
};
/**
*/
void Initialize(Span& span)
{
- span.colorRunIndex = 0u;
- span.isColorDefined = false;
- span.fontRunIndex = 0u;
- span.isFontDefined = false;
+ span.colorRunIndex = 0u;
+ span.isColorDefined = false;
+ span.fontRunIndex = 0u;
+ span.isFontDefined = false;
+ span.underlinedCharacterRunIndex = 0u;
+ span.isUnderlinedCharacterDefined = 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.isColorSet = 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 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;
+ }
+}
+
+/**
* @brief Processes the anchor tag
*
* @param[in/out] markupProcessData The markup process data
* @param[in] tagReference The tagReference we should increment/decrement
*/
void ProcessSpanForRun(
- const Tag& spanTag,
- StyleStack<Span>& spanStack,
- Vector<ColorRun>& colorRuns,
- Vector<FontDescriptionRun>& fontRuns,
- RunIndex& colorRunIndex,
- RunIndex& fontRunIndex,
- const CharacterIndex characterIndex,
- int& tagReference)
+ const Tag& spanTag,
+ StyleStack<Span>& spanStack,
+ Vector<ColorRun>& colorRuns,
+ Vector<FontDescriptionRun>& fontRuns,
+ Vector<UnderlinedCharacterRun>& underlinedCharacterRuns,
+ RunIndex& colorRunIndex,
+ RunIndex& fontRunIndex,
+ RunIndex& underlinedCharacterRunIndex,
+ const CharacterIndex characterIndex,
+ int& tagReference)
{
if(!spanTag.isEndTag)
{
FontDescriptionRun fontRun;
Initialize(fontRun);
+ UnderlinedCharacterRun underlinedCharacterRun;
+ Initialize(underlinedCharacterRun);
+
Span span;
Initialize(span);
// Fill the run with the parameters.
- colorRun.characterRun.characterIndex = characterIndex;
- fontRun.characterRun.characterIndex = characterIndex;
+ colorRun.characterRun.characterIndex = characterIndex;
+ fontRun.characterRun.characterIndex = characterIndex;
+ underlinedCharacterRun.characterRun.characterIndex = characterIndex;
- span.colorRunIndex = colorRunIndex;
- span.fontRunIndex = fontRunIndex;
+ span.colorRunIndex = colorRunIndex;
+ span.fontRunIndex = fontRunIndex;
+ span.underlinedCharacterRunIndex = underlinedCharacterRunIndex;
- ProcessSpanTag(spanTag, colorRun, fontRun, span.isColorDefined, span.isFontDefined);
+ ProcessSpanTag(spanTag, colorRun, fontRun, underlinedCharacterRun, span.isColorDefined, span.isFontDefined, span.isUnderlinedCharacterDefined);
// Push the span into the stack.
spanStack.Push(span);
++fontRunIndex;
}
+ if(span.isUnderlinedCharacterDefined)
+ {
+ // Push the run in the logical model.
+ underlinedCharacterRuns.PushBack(underlinedCharacterRun);
+ ++underlinedCharacterRunIndex;
+ }
+
// Increase reference
++tagReference;
}
fontRun.characterRun.numberOfCharacters = characterIndex - fontRun.characterRun.characterIndex;
}
+ if(span.isUnderlinedCharacterDefined)
+ {
+ UnderlinedCharacterRun& underlinedCharacterRun = *(underlinedCharacterRuns.Begin() + span.underlinedCharacterRunIndex);
+ underlinedCharacterRun.characterRun.numberOfCharacters = characterIndex - underlinedCharacterRun.characterRun.characterIndex;
+ }
+
--tagReference;
}
}
* @param[in] colorRunIndex The color run index
* @param[in] underlinedCharacterRunIndex The underlined character run index
* @param[in] backgroundRunIndex The background run index
+ * @param[in] boundedParagraphRunIndex The bounded paragraph run index
+ *
*/
-void ResizeModelVectors(MarkupProcessData& markupProcessData, const RunIndex fontRunIndex, const RunIndex colorRunIndex, const RunIndex underlinedCharacterRunIndex, const RunIndex backgroundRunIndex)
+void ResizeModelVectors(MarkupProcessData& markupProcessData,
+ const RunIndex fontRunIndex,
+ const RunIndex colorRunIndex,
+ const RunIndex underlinedCharacterRunIndex,
+ const RunIndex backgroundRunIndex,
+ const RunIndex boundedParagraphRunIndex)
{
markupProcessData.fontRuns.Resize(fontRunIndex);
markupProcessData.colorRuns.Resize(colorRunIndex);
markupProcessData.underlinedCharacterRuns.Resize(underlinedCharacterRunIndex);
markupProcessData.backgroundColorRuns.Resize(backgroundRunIndex);
+ markupProcessData.boundedParagraphRuns.Resize(boundedParagraphRunIndex);
#ifdef DEBUG_ENABLED
for(unsigned int i = 0; i < colorRunIndex; ++i)
StyleStack<Span> spanStack;
// Points the next free position in the vector of runs.
- RunIndex colorRunIndex = 0u;
- RunIndex fontRunIndex = 0u;
- RunIndex underlinedCharacterRunIndex = 0u;
- RunIndex backgroundRunIndex = 0u;
+ RunIndex colorRunIndex = 0u;
+ RunIndex fontRunIndex = 0u;
+ RunIndex underlinedCharacterRunIndex = 0u;
+ RunIndex backgroundRunIndex = 0u;
+ RunIndex strikethroughCharacterRunIndex = 0u;
+ RunIndex boundedParagraphRunIndex = 0u;
// check tag reference
int colorTagReference = 0u;
int uTagReference = 0u;
int backgroundTagReference = 0u;
int spanTagReference = 0u;
+ int sTagReference = 0u;
+ int pTagReference = 0u;
// Give an initial default value to the model's vectors.
markupProcessData.colorRuns.Reserve(DEFAULT_VECTOR_SIZE);
else if(TokenComparison(XHTML_U_TAG, tag.buffer, tag.length))
{
ProcessTagForRun<UnderlinedCharacterRun>(
- markupProcessData.underlinedCharacterRuns, styleStack, tag, characterIndex, underlinedCharacterRunIndex, uTagReference, [](const Tag& tag, UnderlinedCharacterRun& run) {});
+ markupProcessData.underlinedCharacterRuns, styleStack, tag, characterIndex, underlinedCharacterRunIndex, uTagReference, [](const Tag& tag, UnderlinedCharacterRun& run) { ProcessUnderlineTag(tag, run); });
} // <u></u>
else if(TokenComparison(XHTML_B_TAG, tag.buffer, tag.length))
{
run.color = Color::BLUE;
ProcessColorTag(tag, run);
});
- /* TODO - underline */
+ /* Underline */
+ ProcessTagForRun<UnderlinedCharacterRun>(
+ markupProcessData.underlinedCharacterRuns, styleStack, tag, characterIndex, underlinedCharacterRunIndex, uTagReference, [](const Tag& tag, UnderlinedCharacterRun& run) {
+ run.properties.color = Color::BLUE;
+ run.properties.colorDefined = true;
+ ProcessUnderlineTag(tag, run);
+ });
} // <a href=https://www.tizen.org>tizen</a>
else if(TokenComparison(XHTML_SHADOW_TAG, tag.buffer, tag.length))
{
}
else if(TokenComparison(XHTML_SPAN_TAG, tag.buffer, tag.length))
{
- ProcessSpanForRun(tag, spanStack, markupProcessData.colorRuns, markupProcessData.fontRuns, colorRunIndex, fontRunIndex, characterIndex, spanTagReference);
+ ProcessSpanForRun(tag, spanStack, markupProcessData.colorRuns, markupProcessData.fontRuns, markupProcessData.underlinedCharacterRuns, colorRunIndex, fontRunIndex, underlinedCharacterRunIndex, characterIndex, spanTagReference);
}
- } // end if( IsTag() )
+ else if(TokenComparison(XHTML_STRIKETHROUGH_TAG, tag.buffer, tag.length))
+ {
+ ProcessTagForRun<StrikethroughCharacterRun>(
+ markupProcessData.strikethroughCharacterRuns, styleStack, tag, characterIndex, strikethroughCharacterRunIndex, sTagReference, [](const Tag& tag, StrikethroughCharacterRun& run) { ProcessStrikethroughTag(tag, run); });
+ } // <s></s>
+ else if(TokenComparison(XHTML_PARAGRAPH_TAG, tag.buffer, tag.length))
+ {
+ ProcessParagraphTag(markupProcessData, tag, (markupStringBuffer == markupStringEndBuffer), characterIndex);
+ ProcessTagForRun<BoundedParagraphRun>(
+ markupProcessData.boundedParagraphRuns, styleStack, tag, characterIndex, boundedParagraphRunIndex, pTagReference, [](const Tag& tag, BoundedParagraphRun& run) { ProcessAttributesOfParagraphTag(tag, run); });
+ } // <p></p>
+ } // end if( IsTag() )
else if(markupStringBuffer < markupStringEndBuffer)
{
ProcessMarkupStringBuffer(markupProcessData, markupStringBuffer, markupStringEndBuffer, characterIndex);
}
// Resize the model's vectors.
- ResizeModelVectors(markupProcessData, fontRunIndex, colorRunIndex, underlinedCharacterRunIndex, backgroundRunIndex);
+ ResizeModelVectors(markupProcessData, fontRunIndex, colorRunIndex, underlinedCharacterRunIndex, backgroundRunIndex, boundedParagraphRunIndex);
+
+ // Handle the nested tags
+ OverrideNestedUnderlinedCharacterRuns(markupProcessData.underlinedCharacterRuns);
}
} // namespace Text