101 lines
4.2 KiB
C++
101 lines
4.2 KiB
C++
#pragma once
|
|
#include <Epub.h>
|
|
#include <Epub/FootnoteEntry.h>
|
|
#include <Epub/Section.h>
|
|
|
|
#include <optional>
|
|
|
|
#include "EpubReaderMenuActivity.h"
|
|
#include "ReaderUtils.h"
|
|
#include "activities/Activity.h"
|
|
|
|
class EpubReaderActivity final : public Activity {
|
|
// Reader can launch sync in three UX modes:
|
|
// - COMPARE: legacy chooser (apply/upload) for power users.
|
|
// - PULL_REMOTE / PUSH_LOCAL: direct one-step actions from menu entries.
|
|
// Keeping this split in the caller avoids branching on menu semantics deep
|
|
// inside generic reader state handling.
|
|
enum class SyncLaunchMode {
|
|
COMPARE,
|
|
PULL_REMOTE,
|
|
PUSH_LOCAL,
|
|
};
|
|
|
|
std::shared_ptr<Epub> epub;
|
|
std::unique_ptr<Section> section = nullptr;
|
|
int currentSpineIndex = 0;
|
|
int nextPageNumber = 0;
|
|
// Set when navigating to a TOC entry in a different spine (chapter skip or chapter selector).
|
|
// Cleared on the next render after the new section loads and resolves it to a page.
|
|
std::optional<int> pendingTocIndex;
|
|
// Set when navigating to a footnote href with a fragment (e.g. #note1).
|
|
// Cleared on the next render after the new section loads and resolves it to a page.
|
|
std::string pendingAnchor;
|
|
int pagesUntilFullRefresh = 0;
|
|
int cachedSpineIndex = 0;
|
|
int cachedChapterTotalPageCount = 0;
|
|
unsigned long lastPageTurnTime = 0UL;
|
|
unsigned long pageTurnDuration = 0UL;
|
|
// Signals that the next render should reposition within the newly loaded section
|
|
// based on a cross-book percentage jump.
|
|
bool pendingPercentJump = false;
|
|
// Normalized 0.0-1.0 progress within the target spine item, computed from book percentage.
|
|
float pendingSpineProgress = 0.0f;
|
|
// Pending paragraph index from KOReader sync (resolved to page via Section paragraph LUT)
|
|
bool pendingParagraphLookup = false;
|
|
uint16_t pendingParagraphIndex = 0;
|
|
bool pendingScreenshot = false;
|
|
bool skipNextButtonCheck = false; // Skip button processing for one frame after subactivity exit
|
|
ReaderUtils::InputDrainGuard inputDrainGuard;
|
|
bool automaticPageTurnActive = false;
|
|
std::string deferredSyncEpubPath;
|
|
// -1 means use global SETTINGS value.
|
|
int8_t bookEmbeddedStyleOverride = -1;
|
|
int8_t bookImageRenderingOverride = -1;
|
|
|
|
// Footnote support
|
|
std::vector<FootnoteEntry> currentPageFootnotes;
|
|
struct SavedPosition {
|
|
int spineIndex;
|
|
int pageNumber;
|
|
};
|
|
static constexpr int MAX_FOOTNOTE_DEPTH = 3;
|
|
SavedPosition savedPositions[MAX_FOOTNOTE_DEPTH] = {};
|
|
int footnoteDepth = 0;
|
|
|
|
void renderContents(std::unique_ptr<Page> page, int orientedMarginTop, int orientedMarginRight,
|
|
int orientedMarginBottom, int orientedMarginLeft);
|
|
void renderStatusBar() const;
|
|
void silentIndexNextChapterIfNeeded(uint16_t viewportWidth, uint16_t viewportHeight);
|
|
void saveProgress(int spineIndex, int currentPage, int pageCount);
|
|
// Jump to a percentage of the book (0-100), mapping it to spine and page.
|
|
void jumpToPercent(int percent);
|
|
void onReaderMenuConfirm(EpubReaderMenuActivity::MenuAction action);
|
|
void launchKOReaderSync(SyncLaunchMode mode = SyncLaunchMode::COMPARE);
|
|
void handleSyncResult(const ActivityResult& result);
|
|
void applyOrientation(uint8_t orientation);
|
|
void toggleAutoPageTurn(uint8_t selectedPageTurnOption);
|
|
void applyBookReaderOverrides(int8_t embeddedStyleOverride, int8_t imageRenderingOverride);
|
|
bool getEffectiveEmbeddedStyle() const;
|
|
uint8_t getEffectiveImageRendering() const;
|
|
void pageTurn(bool isForwardTurn);
|
|
|
|
// Footnote navigation
|
|
void navigateToHref(const std::string& href, bool savePosition = false);
|
|
void restoreSavedPosition();
|
|
|
|
public:
|
|
explicit EpubReaderActivity(GfxRenderer& renderer, MappedInputManager& mappedInput, std::unique_ptr<Epub> epub)
|
|
: Activity("EpubReader", renderer, mappedInput), epub(std::move(epub)) {}
|
|
void onEnter() override;
|
|
void onExit() override;
|
|
void loop() override;
|
|
void render(RenderLock&& lock) override;
|
|
bool isReaderActivity() const override { return true; }
|
|
|
|
// Renders the last saved page to the frame buffer without flushing to display.
|
|
// Used by SleepActivity to prepare the background for the overlay sleep mode.
|
|
// Returns false if the page cannot be loaded (missing cache / file error).
|
|
static bool drawCurrentPageToBuffer(const std::string& filePath, GfxRenderer& renderer);
|
|
};
|