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https://github.com/daveallie/crosspoint-reader.git
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44 lines
1.7 KiB
C++
44 lines
1.7 KiB
C++
#pragma once
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#include <EpdFontFamily.h>
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#include <functional>
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#include <list>
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#include <memory>
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#include <string>
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#include <vector>
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#include "blocks/TextBlock.h"
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class GfxRenderer;
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class ParsedText {
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std::list<std::string> words;
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std::list<EpdFontStyle> wordStyles;
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TextBlock::BLOCK_STYLE style;
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bool extraParagraphSpacing;
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bool hyphenationEnabled;
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std::vector<size_t> computeLineBreaks(const GfxRenderer& renderer, int fontId, int pageWidth, int spaceWidth,
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std::vector<uint16_t>& wordWidths);
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void extractLine(size_t breakIndex, int pageWidth, int spaceWidth, const std::vector<uint16_t>& wordWidths,
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const std::vector<size_t>& lineBreakIndices,
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const std::function<void(std::shared_ptr<TextBlock>)>& processLine);
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std::vector<uint16_t> calculateWordWidths(const GfxRenderer& renderer, int fontId, int pageWidth);
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public:
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explicit ParsedText(const TextBlock::BLOCK_STYLE style, const bool extraParagraphSpacing,
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const bool hyphenationEnabled)
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: style(style), extraParagraphSpacing(extraParagraphSpacing), hyphenationEnabled(hyphenationEnabled) {}
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~ParsedText() = default;
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void addWord(std::string word, EpdFontStyle fontStyle);
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void setStyle(const TextBlock::BLOCK_STYLE style) { this->style = style; }
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TextBlock::BLOCK_STYLE getStyle() const { return style; }
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size_t size() const { return words.size(); }
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bool isEmpty() const { return words.empty(); }
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void layoutAndExtractLines(const GfxRenderer& renderer, int fontId, int horizontalMargin,
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const std::function<void(std::shared_ptr<TextBlock>)>& processLine,
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bool includeLastLine = true);
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};
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