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## Summary * Standardize File handling with FsHelpers * Better central place to manage to logic of if files exist/open for reading/writing
66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
#pragma once
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#include <expat.h>
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#include <climits>
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#include <functional>
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#include <memory>
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#include "../ParsedText.h"
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#include "../blocks/TextBlock.h"
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class Page;
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class GfxRenderer;
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#define MAX_WORD_SIZE 200
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class ChapterHtmlSlimParser {
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const std::string& filepath;
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GfxRenderer& renderer;
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std::function<void(std::unique_ptr<Page>)> completePageFn;
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int depth = 0;
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int skipUntilDepth = INT_MAX;
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int boldUntilDepth = INT_MAX;
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int italicUntilDepth = INT_MAX;
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// buffer for building up words from characters, will auto break if longer than this
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// leave one char at end for null pointer
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char partWordBuffer[MAX_WORD_SIZE + 1] = {};
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int partWordBufferIndex = 0;
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std::unique_ptr<ParsedText> currentTextBlock = nullptr;
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std::unique_ptr<Page> currentPage = nullptr;
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int16_t currentPageNextY = 0;
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int fontId;
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float lineCompression;
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int marginTop;
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int marginRight;
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int marginBottom;
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int marginLeft;
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bool extraParagraphSpacing;
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void startNewTextBlock(TextBlock::BLOCK_STYLE style);
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void makePages();
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// XML callbacks
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static void XMLCALL startElement(void* userData, const XML_Char* name, const XML_Char** atts);
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static void XMLCALL characterData(void* userData, const XML_Char* s, int len);
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static void XMLCALL endElement(void* userData, const XML_Char* name);
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public:
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explicit ChapterHtmlSlimParser(const std::string& filepath, GfxRenderer& renderer, const int fontId,
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const float lineCompression, const int marginTop, const int marginRight,
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const int marginBottom, const int marginLeft, const bool extraParagraphSpacing,
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const std::function<void(std::unique_ptr<Page>)>& completePageFn)
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: filepath(filepath),
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renderer(renderer),
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fontId(fontId),
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lineCompression(lineCompression),
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marginTop(marginTop),
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marginRight(marginRight),
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marginBottom(marginBottom),
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marginLeft(marginLeft),
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extraParagraphSpacing(extraParagraphSpacing),
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completePageFn(completePageFn) {}
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~ChapterHtmlSlimParser() = default;
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bool parseAndBuildPages();
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void addLineToPage(std::shared_ptr<TextBlock> line);
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};
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