72 lines
2.9 KiB
C++
72 lines
2.9 KiB
C++
#pragma once
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#include <Epub.h>
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#include <Epub/FootnoteEntry.h>
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#include <Epub/Section.h>
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#include "EpubReaderMenuActivity.h"
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#include "activities/Activity.h"
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class EpubReaderActivity final : public Activity {
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std::shared_ptr<Epub> epub;
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std::unique_ptr<Section> section = nullptr;
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int currentSpineIndex = 0;
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int nextPageNumber = 0;
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// Set when navigating to a footnote href with a fragment (e.g. #note1).
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// Cleared on the next render after the new section loads and resolves it to a page.
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std::string pendingAnchor;
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int pagesUntilFullRefresh = 0;
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int cachedSpineIndex = 0;
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int cachedChapterTotalPageCount = 0;
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unsigned long lastPageTurnTime = 0UL;
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unsigned long pageTurnDuration = 0UL;
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// Signals that the next render should reposition within the newly loaded section
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// based on a cross-book percentage jump.
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bool pendingPercentJump = false;
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// Normalized 0.0-1.0 progress within the target spine item, computed from book percentage.
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float pendingSpineProgress = 0.0f;
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bool pendingScreenshot = false;
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bool skipNextButtonCheck = false; // Skip button processing for one frame after subactivity exit
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bool automaticPageTurnActive = false;
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// -1 means use global SETTINGS value.
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int8_t bookEmbeddedStyleOverride = -1;
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int8_t bookImageRenderingOverride = -1;
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// Footnote support
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std::vector<FootnoteEntry> currentPageFootnotes;
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struct SavedPosition {
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int spineIndex;
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int pageNumber;
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};
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static constexpr int MAX_FOOTNOTE_DEPTH = 3;
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SavedPosition savedPositions[MAX_FOOTNOTE_DEPTH] = {};
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int footnoteDepth = 0;
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void renderContents(std::unique_ptr<Page> page, int orientedMarginTop, int orientedMarginRight,
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int orientedMarginBottom, int orientedMarginLeft);
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void renderStatusBar() const;
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void silentIndexNextChapterIfNeeded(uint16_t viewportWidth, uint16_t viewportHeight);
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void saveProgress(int spineIndex, int currentPage, int pageCount);
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// Jump to a percentage of the book (0-100), mapping it to spine and page.
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void jumpToPercent(int percent);
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void onReaderMenuConfirm(EpubReaderMenuActivity::MenuAction action);
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void applyOrientation(uint8_t orientation);
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void toggleAutoPageTurn(uint8_t selectedPageTurnOption);
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void applyBookReaderOverrides(int8_t embeddedStyleOverride, int8_t imageRenderingOverride);
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bool getEffectiveEmbeddedStyle() const;
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uint8_t getEffectiveImageRendering() const;
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void pageTurn(bool isForwardTurn);
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// Footnote navigation
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void navigateToHref(const std::string& href, bool savePosition = false);
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void restoreSavedPosition();
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public:
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explicit EpubReaderActivity(GfxRenderer& renderer, MappedInputManager& mappedInput, std::unique_ptr<Epub> epub)
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: Activity("EpubReader", renderer, mappedInput), epub(std::move(epub)) {}
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void onEnter() override;
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void onExit() override;
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void loop() override;
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void render(RenderLock&& lock) override;
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bool isReaderActivity() const override { return true; }
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};
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