mirror of
https://github.com/YACReader/yacreader
synced 2025-05-28 03:10:27 -04:00
1229 lines
36 KiB
C++
1229 lines
36 KiB
C++
#include "viewer.h"
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#include "configuration.h"
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#include "magnifying_glass.h"
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#include "goto_flow.h"
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#ifndef NO_OPENGL
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#include "goto_flow_gl.h"
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#else
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#include <QtWidgets>
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#endif
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#include "bookmarks_dialog.h"
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#include "render.h"
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#include "goto_dialog.h"
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#include "translator.h"
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#include "page_label_widget.h"
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#include "notifications_label_widget.h"
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#include "comic_db.h"
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#include "shortcuts_manager.h"
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#include "opengl_checker.h"
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#include <QFile>
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#include <QKeyEvent>
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#include <QsLog.h>
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Viewer::Viewer(QWidget *parent)
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: QScrollArea(parent),
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fullscreen(false),
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information(false),
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doublePage(false),
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doubleMangaPage(false),
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zoom(100),
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currentPage(nullptr),
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wheelStop(false),
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direction(1),
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drag(false),
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shouldOpenNext(false),
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shouldOpenPrevious(false),
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magnifyingGlassShown(false),
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restoreMagnifyingGlass(false),
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mouseHandler(std::make_unique<YACReader::MouseHandler>(this))
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{
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translator = new YACReaderTranslator(this);
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translator->hide();
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translatorAnimation = new QPropertyAnimation(translator, "pos");
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translatorAnimation->setDuration(150);
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translatorXPos = -10000;
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translator->move(-translator->width(), 10);
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// current comic page
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content = new QLabel(this);
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configureContent(tr("Press 'O' to open comic."));
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// scroll area configuration
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setBackgroundRole(QPalette::Dark);
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setWidget(content);
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setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
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setFrameStyle(QFrame::NoFrame);
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setAlignment(Qt::AlignCenter);
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QPalette palette;
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palette.setColor(backgroundRole(), Configuration::getConfiguration().getBackgroundColor());
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setPalette(palette);
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//---------------------------------------
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mglass = new MagnifyingGlass(
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Configuration::getConfiguration().getMagnifyingGlassSize(),
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Configuration::getConfiguration().getMagnifyingGlassZoom(),
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this);
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connect(mglass, &MagnifyingGlass::sizeChanged, this, [](QSize size) {
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Configuration::getConfiguration().setMagnifyingGlassSize(size);
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});
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connect(mglass, &MagnifyingGlass::zoomChanged, this, [](float zoom) {
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Configuration::getConfiguration().setMagnifyingGlassZoom(zoom);
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});
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mglass->hide();
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content->setMouseTracking(true);
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setMouseTracking(true);
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showCursor();
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goToDialog = new GoToDialog(this);
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QSettings *settings = new QSettings(YACReader::getSettingsPath() + "/YACReader.ini", QSettings::IniFormat);
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// CONFIG GOTO_FLOW--------------------------------------------------------
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#ifndef NO_OPENGL
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OpenGLChecker openGLChecker;
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bool openGLAvailable = openGLChecker.hasCompatibleOpenGLVersion();
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if (openGLAvailable && !settings->contains(USE_OPEN_GL))
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settings->setValue(USE_OPEN_GL, 2);
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else if (!openGLAvailable)
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settings->setValue(USE_OPEN_GL, 0);
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if ((settings->value(USE_OPEN_GL).toBool() == true))
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goToFlow = new GoToFlowGL(this, Configuration::getConfiguration().getFlowType());
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else
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goToFlow = new GoToFlow(this, Configuration::getConfiguration().getFlowType());
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#else
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goToFlow = new GoToFlow(this, Configuration::getConfiguration().getFlowType());
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#endif
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goToFlow->setFocusPolicy(Qt::StrongFocus);
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goToFlow->hide();
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showGoToFlowAnimation = new QPropertyAnimation(goToFlow, "pos");
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showGoToFlowAnimation->setDuration(150);
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bd = new BookmarksDialog(this->parentWidget());
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render = new Render();
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hideCursorTimer = new QTimer();
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hideCursorTimer->setSingleShot(true);
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if (Configuration::getConfiguration().getDoublePage())
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doublePageSwitch();
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if (Configuration::getConfiguration().getDoubleMangaPage())
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doubleMangaPageSwitch();
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createConnections();
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hideCursorTimer->start(2500);
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setMouseTracking(true);
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// animations
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verticalScroller = new QPropertyAnimation(verticalScrollBar(), "sliderPosition");
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connect(verticalScroller, &QVariantAnimation::valueChanged, this, &Viewer::backgroundChanges);
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horizontalScroller = new QPropertyAnimation(horizontalScrollBar(), "sliderPosition");
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connect(horizontalScroller, &QVariantAnimation::valueChanged, this, &Viewer::backgroundChanges);
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groupScroller = new QParallelAnimationGroup();
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groupScroller->addAnimation(verticalScroller);
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groupScroller->addAnimation(horizontalScroller);
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notificationsLabel = new NotificationsLabelWidget(this);
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notificationsLabel->hide();
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informationLabel = new PageLabelWidget(this);
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setAcceptDrops(true);
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}
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Viewer::~Viewer()
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{
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delete render;
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delete goToFlow;
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delete translator;
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delete translatorAnimation;
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delete content;
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delete hideCursorTimer;
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delete informationLabel;
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delete verticalScroller;
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delete horizontalScroller;
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delete groupScroller;
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delete bd;
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delete notificationsLabel;
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delete mglass;
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if (currentPage != nullptr)
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delete currentPage;
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}
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void Viewer::createConnections()
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{
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// magnifyingGlass (update mg after a background change
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connect(this, &Viewer::backgroundChanges, mglass, QOverload<>::of(&MagnifyingGlass::updateImage));
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connect(this, &Viewer::magnifyingGlassSizeUp, mglass, &MagnifyingGlass::sizeUp);
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connect(this, &Viewer::magnifyingGlassSizeDown, mglass, &MagnifyingGlass::sizeDown);
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connect(this, &Viewer::magnifyingGlassZoomIn, mglass, &MagnifyingGlass::zoomIn);
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connect(this, &Viewer::magnifyingGlassZoomOut, mglass, &MagnifyingGlass::zoomOut);
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connect(this, &Viewer::resetMagnifyingGlass, mglass, &MagnifyingGlass::reset);
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// goToDialog
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connect(goToDialog, &GoToDialog::goToPage, this, &Viewer::goTo);
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// goToFlow goTo
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connect(goToFlow, &GoToFlowWidget::goToPage, this, &Viewer::goTo);
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// current time
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auto t = new QTimer(this);
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connect(t, &QTimer::timeout, this, &Viewer::updateInformation);
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t->start(1000);
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// hide cursor
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connect(hideCursorTimer, &QTimer::timeout, this, &Viewer::hideCursor);
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// bookmarks
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connect(bd, &BookmarksDialog::goToPage, this, &Viewer::goTo);
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// render
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connect(render, QOverload<>::of(&Render::errorOpening), this, &Viewer::resetContent);
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connect(render, QOverload<>::of(&Render::errorOpening), this, QOverload<>::of(&Viewer::showMessageErrorOpening));
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connect(render, QOverload<QString>::of(&Render::errorOpening), this, QOverload<QString>::of(&Viewer::showMessageErrorOpening));
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connect(render, &Render::crcError, this, &Viewer::processCRCError);
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connect(render, QOverload<unsigned int>::of(&Render::numPages), goToFlow, &GoToFlowWidget::setNumSlides);
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connect(render, QOverload<unsigned int>::of(&Render::numPages), goToDialog, &GoToDialog::setNumPages);
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connect(render, qOverload<unsigned int>(&Render::numPages), this, &Viewer::comicLoaded);
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connect(render, QOverload<int, const QByteArray &>::of(&Render::imageLoaded), goToFlow, &GoToFlowWidget::setImageReady);
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connect(render, &Render::currentPageReady, this, &Viewer::updatePage);
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connect(render, &Render::processingPage, this, &Viewer::setLoadingMessage);
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connect(render, &Render::currentPageIsBookmark, this, &Viewer::pageIsBookmark);
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connect(render, &Render::pageChanged, this, &Viewer::updateInformation);
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connect(render, &Render::isLast, this, &Viewer::showIsLastMessage);
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connect(render, &Render::isCover, this, &Viewer::showIsCoverMessage);
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connect(render, &Render::bookmarksUpdated, this, &Viewer::setBookmarks);
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}
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// Deprecated
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void Viewer::prepareForOpening()
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{
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if (render->hasLoadedComic())
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save();
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// bd->setBookmarks(*bm);
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goToFlow->reset();
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// render->update();
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verticalScrollBar()->setSliderPosition(verticalScrollBar()->minimum());
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if (Configuration::getConfiguration().getShowInformation() && !information) {
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QTimer::singleShot(0, this, &Viewer::informationSwitch);
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}
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informationLabel->setText("...");
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}
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void Viewer::open(QString pathFile, int atPage)
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{
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prepareForOpening();
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render->load(pathFile, atPage);
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}
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void Viewer::open(QString pathFile, const ComicDB &comic)
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{
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prepareForOpening();
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render->load(pathFile, comic);
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}
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void Viewer::showMessageErrorOpening()
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{
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QMessageBox::critical(this, tr("Not found"), tr("Comic not found"));
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// resetContent(); --> not needed
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}
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void Viewer::showMessageErrorOpening(QString message)
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{
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QMessageBox::critical(this, tr("Error opening comic"), message);
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resetContent();
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}
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void Viewer::processCRCError(QString message)
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{
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QMessageBox::critical(this, tr("CRC Error"), message);
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}
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void Viewer::next()
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{
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if (!render->hasLoadedComic()) {
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return;
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}
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direction = 1;
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if (doublePage && render->currentPageIsDoublePage()) {
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render->nextDoublePage();
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} else {
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render->nextPage();
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}
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updateInformation();
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shouldOpenPrevious = false;
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}
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void Viewer::left()
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{
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if (!render->hasLoadedComic()) {
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return;
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}
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if (doubleMangaPage) {
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next();
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} else {
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prev();
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}
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}
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void Viewer::right()
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{
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if (!render->hasLoadedComic()) {
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return;
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}
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if (doubleMangaPage) {
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prev();
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} else {
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next();
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}
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}
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void Viewer::prev()
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{
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if (!render->hasLoadedComic()) {
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return;
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}
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direction = -1;
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if (doublePage && render->previousPageIsDoublePage()) {
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render->previousDoublePage();
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} else {
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render->previousPage();
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}
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updateInformation();
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shouldOpenNext = false;
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}
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void Viewer::showGoToDialog()
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{
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goToDialog->open();
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}
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void Viewer::goToFirstPage()
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{
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goTo(0);
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}
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void Viewer::goToLastPage()
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{
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goTo(this->render->numPages() - 1);
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}
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void Viewer::goTo(unsigned int page)
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{
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direction = 1; // in "go to" direction is always fordward
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render->goTo(page);
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}
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void Viewer::updatePage()
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{
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QPixmap *previousPage = currentPage;
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if (doublePage) {
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if (!doubleMangaPage)
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currentPage = render->getCurrentDoublePage();
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else {
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currentPage = render->getCurrentDoubleMangaPage();
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}
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if (currentPage == nullptr) {
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currentPage = render->getCurrentPage();
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}
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} else {
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currentPage = render->getCurrentPage();
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}
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content->setPixmap(*currentPage);
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updateContentSize();
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updateVerticalScrollBar();
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if (goToFlow->isHidden())
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setFocus(Qt::ShortcutFocusReason);
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else
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goToFlow->setFocus(Qt::OtherFocusReason);
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delete previousPage;
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if (currentPage->isNull())
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setPageUnavailableMessage();
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else
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emit pageAvailable(true);
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emit backgroundChanges();
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if (restoreMagnifyingGlass) {
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restoreMagnifyingGlass = false;
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showMagnifyingGlass();
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}
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}
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void Viewer::updateContentSize()
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{
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// there is an image to resize
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if (currentPage != nullptr && !currentPage->isNull()) {
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QSize pagefit = currentPage->size();
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bool stretchImages = Configuration::getConfiguration().getEnlargeImages();
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YACReader::FitMode fitmode = Configuration::getConfiguration().getFitMode();
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switch (fitmode) {
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case YACReader::FitMode::FullRes:
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break;
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case YACReader::FitMode::ToWidth:
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if (!stretchImages && width() > pagefit.width()) {
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break;
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}
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pagefit.scale(width(), 0, Qt::KeepAspectRatioByExpanding);
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break;
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case YACReader::FitMode::ToHeight:
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if (!stretchImages && height() > pagefit.height()) {
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break;
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}
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pagefit.scale(0, height(), Qt::KeepAspectRatioByExpanding);
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break;
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// if everything fails showing the full page is a good idea
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case YACReader::FitMode::FullPage:
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default:
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pagefit.scale(size(), Qt::KeepAspectRatio);
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break;
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}
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if (zoom != 100) {
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pagefit.scale(floor(pagefit.width() * zoom / 100.0f), 0, Qt::KeepAspectRatioByExpanding);
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}
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// apply scaling
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content->resize(pagefit);
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// TODO: updtateContentSize should only scale the pixmap once
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if (devicePixelRatioF() > 1) // only in HDPI displays
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{
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QPixmap page = currentPage->scaled(content->width() * devicePixelRatioF(), content->height() * devicePixelRatioF(), Qt::KeepAspectRatio, Qt::SmoothTransformation);
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page.setDevicePixelRatio(devicePixelRatioF());
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content->setPixmap(page);
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}
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emit backgroundChanges();
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}
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content->update(); // TODO, it shouldn't be neccesary
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}
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void Viewer::increaseZoomFactor()
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{
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zoom = std::min(zoom + 10, 500);
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updateContentSize();
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notificationsLabel->setText(QString::number(getZoomFactor()) + "%");
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notificationsLabel->flash();
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emit zoomUpdated(zoom);
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}
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void Viewer::decreaseZoomFactor()
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{
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zoom = std::max(zoom - 10, 30);
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updateContentSize();
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notificationsLabel->setText(QString::number(getZoomFactor()) + "%");
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notificationsLabel->flash();
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emit zoomUpdated(zoom);
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}
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int Viewer::getZoomFactor()
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{
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// this function is a placeholder for future refactoring work
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return zoom;
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}
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void Viewer::setZoomFactor(int z)
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{
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// this function is mostly used to reset the zoom after a fitmode switch
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if (z > 500)
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zoom = 500;
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else if (z < 30)
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zoom = 30;
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else
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zoom = z;
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emit zoomUpdated(zoom);
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}
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void Viewer::updateVerticalScrollBar()
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{
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if (direction > 0)
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verticalScrollBar()->setSliderPosition(verticalScrollBar()->minimum());
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else
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verticalScrollBar()->setSliderPosition(verticalScrollBar()->maximum());
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}
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void Viewer::scrollDown()
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{
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if (verticalScrollBar()->sliderPosition() == verticalScrollBar()->maximum()) {
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next();
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} else {
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int currentPos = verticalScrollBar()->sliderPosition();
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verticalScroller->setDuration(animationDuration());
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verticalScroller->setStartValue(currentPos);
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verticalScroller->setEndValue(nextPos);
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verticalScroller->start();
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emit backgroundChanges();
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}
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}
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void Viewer::scrollUp()
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{
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if (verticalScrollBar()->sliderPosition() == verticalScrollBar()->minimum()) {
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prev();
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} else {
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int currentPos = verticalScrollBar()->sliderPosition();
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verticalScroller->setDuration(animationDuration());
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verticalScroller->setStartValue(currentPos);
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verticalScroller->setEndValue(nextPos);
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verticalScroller->start();
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emit backgroundChanges();
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}
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}
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void Viewer::scrollForward()
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{
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nextPos = verticalScrollBar()->sliderPosition() + verticalScrollStep();
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scrollDown();
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}
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void Viewer::scrollBackward()
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{
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nextPos = verticalScrollBar()->sliderPosition() - verticalScrollStep();
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scrollUp();
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}
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void Viewer::scrollForwardHorizontalFirst()
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{
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if (!doubleMangaPage) {
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scrollZigzag(RIGHT, DOWN, true); // right->right->lower left->right->...->next page
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} else {
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scrollZigzag(LEFT, DOWN, true); // left->left->lower right->left->...->next page
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}
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}
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void Viewer::scrollBackwardHorizontalFirst()
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{
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if (!doubleMangaPage) {
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scrollZigzag(LEFT, UP, false); // left->left->upper right->left->...->prev page
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} else {
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scrollZigzag(RIGHT, UP, false); // right->right->upper left->right->...->prev page
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}
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}
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void Viewer::scrollForwardVerticalFirst()
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{
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if (!doubleMangaPage) {
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scrollZigzag(DOWN, RIGHT, true); // down->down->upper right->down->...->next page
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} else {
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scrollZigzag(DOWN, LEFT, true); // down->down->upper left->down->...->next page
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}
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}
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void Viewer::scrollBackwardVerticalFirst()
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{
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if (!doubleMangaPage) {
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scrollZigzag(UP, LEFT, false); // up->up->lower left->up->...->prev page
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} else {
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scrollZigzag(UP, RIGHT, false); // up->up->lower right->up->...->prev page
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}
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}
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static constexpr auto relativeScrollStep = 0.80;
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int Viewer::verticalScrollStep() const
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{
|
|
return static_cast<int>(height() * relativeScrollStep);
|
|
}
|
|
|
|
int Viewer::horizontalScrollStep() const
|
|
{
|
|
return static_cast<int>(width() * relativeScrollStep);
|
|
}
|
|
|
|
bool Viewer::isEdge(scrollDirection d)
|
|
{
|
|
if (d == UP)
|
|
return verticalScrollBar()->sliderPosition() == verticalScrollBar()->minimum();
|
|
else if (d == DOWN)
|
|
return verticalScrollBar()->sliderPosition() == verticalScrollBar()->maximum();
|
|
else if (d == LEFT)
|
|
return horizontalScrollBar()->sliderPosition() == horizontalScrollBar()->minimum();
|
|
else // d == RIGHT
|
|
return horizontalScrollBar()->sliderPosition() == horizontalScrollBar()->maximum();
|
|
}
|
|
|
|
void Viewer::scrollZigzag(scrollDirection d1, scrollDirection d2, bool forward)
|
|
{
|
|
if (!isEdge(d1)) {
|
|
if (d1 == UP)
|
|
scrollTo(horizontalScrollBar()->sliderPosition(),
|
|
verticalScrollBar()->sliderPosition() - verticalScrollStep());
|
|
else if (d1 == DOWN)
|
|
scrollTo(horizontalScrollBar()->sliderPosition(),
|
|
verticalScrollBar()->sliderPosition() + verticalScrollStep());
|
|
else if (d1 == LEFT)
|
|
scrollTo(horizontalScrollBar()->sliderPosition() - horizontalScrollStep(),
|
|
verticalScrollBar()->sliderPosition());
|
|
else // d1 == RIGHT
|
|
scrollTo(horizontalScrollBar()->sliderPosition() + horizontalScrollStep(),
|
|
verticalScrollBar()->sliderPosition());
|
|
} else if (!isEdge(d2)) {
|
|
int x = 0;
|
|
int y = 0;
|
|
|
|
if (d1 == UP)
|
|
y = verticalScrollBar()->maximum();
|
|
else if (d1 == DOWN)
|
|
y = verticalScrollBar()->minimum();
|
|
else if (d1 == LEFT)
|
|
x = horizontalScrollBar()->maximum();
|
|
else // d1 == RIGHT
|
|
x = horizontalScrollBar()->minimum();
|
|
|
|
if (d2 == UP)
|
|
y = std::max(verticalScrollBar()->sliderPosition() - verticalScrollStep(), verticalScrollBar()->minimum());
|
|
else if (d2 == DOWN)
|
|
y = std::min(verticalScrollBar()->sliderPosition() + verticalScrollStep(), verticalScrollBar()->maximum());
|
|
else if (d2 == LEFT)
|
|
x = std::max(horizontalScrollBar()->sliderPosition() - horizontalScrollStep(), horizontalScrollBar()->minimum());
|
|
else // d2 == RIGHT
|
|
x = std::min(horizontalScrollBar()->sliderPosition() + horizontalScrollStep(), horizontalScrollBar()->maximum());
|
|
|
|
scrollTo(x, y);
|
|
} else {
|
|
// next or prev page's corner
|
|
int savedPageNumber = getCurrentPageNumber();
|
|
|
|
if (forward)
|
|
next();
|
|
else
|
|
prev();
|
|
|
|
if (savedPageNumber != getCurrentPageNumber()) {
|
|
if (d1 == LEFT || d2 == LEFT)
|
|
horizontalScrollBar()->setSliderPosition(horizontalScrollBar()->maximum());
|
|
else
|
|
horizontalScrollBar()->setSliderPosition(horizontalScrollBar()->minimum());
|
|
emit backgroundChanges();
|
|
}
|
|
}
|
|
}
|
|
|
|
void Viewer::scrollTo(int x, int y)
|
|
{
|
|
if (groupScroller->state() == QAbstractAnimation::Running)
|
|
return;
|
|
horizontalScroller->setDuration(animationDuration());
|
|
horizontalScroller->setStartValue(horizontalScrollBar()->sliderPosition());
|
|
horizontalScroller->setEndValue(x);
|
|
verticalScroller->setDuration(animationDuration());
|
|
verticalScroller->setStartValue(verticalScrollBar()->sliderPosition());
|
|
verticalScroller->setEndValue(y);
|
|
groupScroller->start();
|
|
emit backgroundChanges();
|
|
}
|
|
|
|
int Viewer::animationDuration() const
|
|
{
|
|
if (Configuration::getConfiguration().getDisableScrollAnimation()) {
|
|
return 0;
|
|
} else {
|
|
return 250;
|
|
}
|
|
}
|
|
|
|
void Viewer::moveView(Qt::Key directionKey)
|
|
{
|
|
QKeyEvent event(QEvent::KeyPress, directionKey, Qt::NoModifier);
|
|
QAbstractScrollArea::keyPressEvent(&event);
|
|
emit backgroundChanges();
|
|
}
|
|
|
|
void Viewer::animateScroll(QPropertyAnimation &scroller, const QScrollBar &scrollBar, int delta)
|
|
{
|
|
int deltaNotFinished = 0;
|
|
if (scroller.state() == QAbstractAnimation::Running) {
|
|
deltaNotFinished = scroller.startValue().toInt() - scroller.endValue().toInt();
|
|
scroller.stop();
|
|
}
|
|
|
|
const int currentPos = scrollBar.sliderPosition();
|
|
scroller.setDuration(animationDuration());
|
|
scroller.setStartValue(currentPos);
|
|
scroller.setEndValue(currentPos - delta - deltaNotFinished);
|
|
|
|
scroller.start();
|
|
}
|
|
|
|
void Viewer::wheelEvent(QWheelEvent *event)
|
|
{
|
|
if (!render->hasLoadedComic()) {
|
|
return;
|
|
}
|
|
|
|
if (!event->pixelDelta().isNull()) {
|
|
wheelEventTrackpad(event);
|
|
} else {
|
|
wheelEventMouse(event);
|
|
}
|
|
}
|
|
|
|
void Viewer::wheelEventMouse(QWheelEvent *event)
|
|
{
|
|
auto delta = event->angleDelta();
|
|
|
|
if (delta.x() != 0) {
|
|
animateScroll(*horizontalScroller, *horizontalScrollBar(), delta.x());
|
|
return;
|
|
}
|
|
|
|
auto turnPageOnScroll = !Configuration::getConfiguration().getDoNotTurnPageOnScroll();
|
|
auto getUseSingleScrollStepToTurnPage = Configuration::getConfiguration().getUseSingleScrollStepToTurnPage();
|
|
|
|
if ((delta.y() < 0) && (verticalScrollBar()->sliderPosition() == verticalScrollBar()->maximum()) && turnPageOnScroll) {
|
|
if (wheelStop || getUseSingleScrollStepToTurnPage || verticalScrollBar()->maximum() == verticalScrollBar()->minimum()) {
|
|
if (getMovement(event) == Forward) {
|
|
next();
|
|
verticalScroller->stop();
|
|
event->accept();
|
|
wheelStop = false;
|
|
}
|
|
return;
|
|
} else
|
|
wheelStop = true;
|
|
} else {
|
|
if ((delta.y() > 0) && (verticalScrollBar()->sliderPosition() == verticalScrollBar()->minimum()) && turnPageOnScroll) {
|
|
if (wheelStop || getUseSingleScrollStepToTurnPage || verticalScrollBar()->maximum() == verticalScrollBar()->minimum()) {
|
|
if (getMovement(event) == Backward) {
|
|
prev();
|
|
verticalScroller->stop();
|
|
event->accept();
|
|
wheelStop = false;
|
|
}
|
|
return;
|
|
} else
|
|
wheelStop = true;
|
|
}
|
|
}
|
|
|
|
animateScroll(*verticalScroller, *verticalScrollBar(), delta.y());
|
|
}
|
|
|
|
void Viewer::wheelEventTrackpad(QWheelEvent *event)
|
|
{
|
|
auto delta = event->pixelDelta();
|
|
|
|
// Apply delta to horizontal scrollbar
|
|
if (delta.x() != 0) {
|
|
int newHorizontalValue = horizontalScrollBar()->value() - delta.x();
|
|
horizontalScrollBar()->setValue(newHorizontalValue);
|
|
}
|
|
|
|
// Apply delta to vertical scrollbar
|
|
if (delta.y() != 0) {
|
|
int newVerticalValue = verticalScrollBar()->value() - delta.y();
|
|
verticalScrollBar()->setValue(newVerticalValue);
|
|
}
|
|
|
|
auto turnPageOnScroll = !Configuration::getConfiguration().getDoNotTurnPageOnScroll();
|
|
auto getUseSingleScrollStepToTurnPage = Configuration::getConfiguration().getUseSingleScrollStepToTurnPage();
|
|
|
|
if ((delta.y() < 0) && (verticalScrollBar()->sliderPosition() == verticalScrollBar()->maximum()) && turnPageOnScroll) {
|
|
if (wheelStop || getUseSingleScrollStepToTurnPage || verticalScrollBar()->maximum() == verticalScrollBar()->minimum()) {
|
|
if (getMovement(event) == Forward) {
|
|
next();
|
|
event->accept();
|
|
wheelStop = false;
|
|
}
|
|
return;
|
|
} else {
|
|
wheelStop = true;
|
|
}
|
|
} else {
|
|
if ((delta.y() > 0) && (verticalScrollBar()->sliderPosition() == verticalScrollBar()->minimum()) && turnPageOnScroll) {
|
|
if (wheelStop || getUseSingleScrollStepToTurnPage || verticalScrollBar()->maximum() == verticalScrollBar()->minimum()) {
|
|
if (getMovement(event) == Backward) {
|
|
prev();
|
|
event->accept();
|
|
wheelStop = false;
|
|
}
|
|
return;
|
|
} else {
|
|
wheelStop = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void Viewer::resizeEvent(QResizeEvent *event)
|
|
{
|
|
updateContentSize();
|
|
goToFlow->updateSize();
|
|
goToFlow->move((width() - goToFlow->width()) / 2, height() - goToFlow->height());
|
|
informationLabel->updatePosition();
|
|
QScrollArea::resizeEvent(event);
|
|
}
|
|
|
|
QPixmap Viewer::pixmap() const
|
|
{
|
|
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
|
|
return content->pixmap();
|
|
#else
|
|
return content->pixmap(Qt::ReturnByValue);
|
|
#endif
|
|
}
|
|
|
|
void Viewer::magnifyingGlassSwitch()
|
|
{
|
|
magnifyingGlassShown ? hideMagnifyingGlass() : showMagnifyingGlass();
|
|
}
|
|
|
|
void Viewer::showMagnifyingGlass()
|
|
{
|
|
if (render->hasLoadedComic()) {
|
|
QPoint p = QPoint(cursor().pos().x(), cursor().pos().y());
|
|
p = this->parentWidget()->mapFromGlobal(p);
|
|
mglass->move(static_cast<int>(p.x() - float(mglass->width()) / 2), static_cast<int>(p.y() - float(mglass->height()) / 2));
|
|
mglass->show();
|
|
mglass->updateImage(mglass->x() + mglass->width() / 2, mglass->y() + mglass->height() / 2);
|
|
setMagnifyingGlassShown(true);
|
|
}
|
|
}
|
|
|
|
void Viewer::hideMagnifyingGlass()
|
|
{
|
|
mglass->hide();
|
|
setMagnifyingGlassShown(false);
|
|
}
|
|
|
|
void Viewer::setMagnifyingGlassShown(bool shown)
|
|
{
|
|
if (magnifyingGlassShown != shown) {
|
|
magnifyingGlassShown = shown;
|
|
emit magnifyingGlassVisibilityChanged(magnifyingGlassShown);
|
|
}
|
|
}
|
|
|
|
void Viewer::informationSwitch()
|
|
{
|
|
information ? informationLabel->hide() : informationLabel->show();
|
|
// informationLabel->move(QPoint((width()-informationLabel->width())/2,0));
|
|
information = !information;
|
|
Configuration::getConfiguration().setShowInformation(information);
|
|
// TODO it shouldn't be neccesary
|
|
informationLabel->adjustSize();
|
|
informationLabel->update();
|
|
}
|
|
|
|
void Viewer::updateInformation()
|
|
{
|
|
if (render->hasLoadedComic()) {
|
|
informationLabel->setText(render->getCurrentPagesInformation() + " - " + QTime::currentTime().toString("HH:mm"));
|
|
informationLabel->adjustSize();
|
|
informationLabel->update(); // TODO it shouldn't be neccesary
|
|
}
|
|
}
|
|
|
|
void Viewer::goToFlowSwitch()
|
|
{
|
|
goToFlow->isVisible() ? animateHideGoToFlow() : showGoToFlow();
|
|
}
|
|
|
|
void Viewer::translatorSwitch()
|
|
{
|
|
translator->isVisible() ? animateHideTranslator() : animateShowTranslator();
|
|
}
|
|
|
|
void Viewer::showGoToFlow()
|
|
{
|
|
if (render->hasLoadedComic()) {
|
|
animateShowGoToFlow();
|
|
}
|
|
}
|
|
|
|
void Viewer::animateShowGoToFlow()
|
|
{
|
|
if (goToFlow->isHidden() && showGoToFlowAnimation->state() != QPropertyAnimation::Running) {
|
|
disconnect(showGoToFlowAnimation, &QAbstractAnimation::finished, goToFlow, &QWidget::hide);
|
|
connect(showGoToFlowAnimation, &QAbstractAnimation::finished, this, &Viewer::moveCursoToGoToFlow);
|
|
showGoToFlowAnimation->setStartValue(QPoint((width() - goToFlow->width()) / 2, height() - 10));
|
|
showGoToFlowAnimation->setEndValue(QPoint((width() - goToFlow->width()) / 2, height() - goToFlow->height()));
|
|
showGoToFlowAnimation->start();
|
|
goToFlow->show();
|
|
goToFlow->setPageNumber(render->getIndex());
|
|
goToFlow->centerSlide(render->getIndex());
|
|
goToFlow->setFocus(Qt::OtherFocusReason);
|
|
}
|
|
}
|
|
|
|
void Viewer::animateHideGoToFlow()
|
|
{
|
|
if (goToFlow->isVisible() && showGoToFlowAnimation->state() != QPropertyAnimation::Running) {
|
|
connect(showGoToFlowAnimation, &QAbstractAnimation::finished, goToFlow, &QWidget::hide);
|
|
disconnect(showGoToFlowAnimation, &QAbstractAnimation::finished, this, &Viewer::moveCursoToGoToFlow);
|
|
showGoToFlowAnimation->setStartValue(QPoint((width() - goToFlow->width()) / 2, height() - goToFlow->height()));
|
|
showGoToFlowAnimation->setEndValue(QPoint((width() - goToFlow->width()) / 2, height()));
|
|
showGoToFlowAnimation->start();
|
|
goToFlow->centerSlide(render->getIndex());
|
|
goToFlow->setPageNumber(render->getIndex());
|
|
this->setFocus(Qt::OtherFocusReason);
|
|
}
|
|
}
|
|
|
|
void Viewer::moveCursoToGoToFlow()
|
|
{
|
|
if (Configuration::getConfiguration().getDisableShowOnMouseOver()) {
|
|
return;
|
|
}
|
|
|
|
// Move cursor to goToFlow widget on show (this avoid hide when mouse is moved)
|
|
int y = goToFlow->pos().y();
|
|
int x1 = goToFlow->pos().x();
|
|
int x2 = x1 + goToFlow->width();
|
|
QPoint cursorPos = mapFromGlobal(cursor().pos());
|
|
int cursorX = cursorPos.x();
|
|
int cursorY = cursorPos.y();
|
|
|
|
if (cursorY <= y)
|
|
cursorY = y + 10;
|
|
if (cursorX <= x1)
|
|
cursorX = x1 + 10;
|
|
if (cursorX >= x2)
|
|
cursorX = x2 - 10;
|
|
cursor().setPos(mapToGlobal(QPoint(cursorX, cursorY)));
|
|
hideCursorTimer->stop();
|
|
showCursor();
|
|
}
|
|
|
|
void Viewer::rotateLeft()
|
|
{
|
|
render->rotateLeft();
|
|
}
|
|
void Viewer::rotateRight()
|
|
{
|
|
render->rotateRight();
|
|
}
|
|
|
|
// TODO
|
|
void Viewer::setBookmark(bool set)
|
|
{
|
|
render->setBookmark();
|
|
if (set) // add bookmark
|
|
{
|
|
render->setBookmark();
|
|
} else // remove bookmark
|
|
{
|
|
render->removeBookmark();
|
|
}
|
|
}
|
|
|
|
void Viewer::save()
|
|
{
|
|
if (render->hasLoadedComic())
|
|
render->save();
|
|
}
|
|
|
|
void Viewer::doublePageSwitch()
|
|
{
|
|
doublePage = !doublePage;
|
|
render->doublePageSwitch();
|
|
Configuration::getConfiguration().setDoublePage(doublePage);
|
|
}
|
|
|
|
void Viewer::setMangaWithoutStoringSetting(bool manga)
|
|
{
|
|
doubleMangaPage = manga;
|
|
render->setManga(manga);
|
|
goToFlow->setFlowRightToLeft(doubleMangaPage);
|
|
}
|
|
|
|
void Viewer::doubleMangaPageSwitch()
|
|
{
|
|
doubleMangaPage = !doubleMangaPage;
|
|
render->doubleMangaPageSwitch();
|
|
Configuration &config = Configuration::getConfiguration();
|
|
config.setDoubleMangaPage(doubleMangaPage);
|
|
goToFlow->setFlowRightToLeft(doubleMangaPage);
|
|
goToFlow->updateConfig(config.getSettings());
|
|
}
|
|
|
|
void Viewer::resetContent()
|
|
{
|
|
configureContent(tr("Press 'O' to open comic."));
|
|
goToFlow->reset();
|
|
emit reset();
|
|
}
|
|
|
|
void Viewer::setLoadingMessage()
|
|
{
|
|
if (magnifyingGlassShown) {
|
|
hideMagnifyingGlass();
|
|
restoreMagnifyingGlass = true;
|
|
}
|
|
emit pageAvailable(false);
|
|
configureContent(tr("Loading...please wait!"));
|
|
}
|
|
|
|
void Viewer::setPageUnavailableMessage()
|
|
{
|
|
if (magnifyingGlassShown) {
|
|
hideMagnifyingGlass();
|
|
restoreMagnifyingGlass = true;
|
|
}
|
|
emit pageAvailable(false);
|
|
configureContent(tr("Page not available!"));
|
|
}
|
|
|
|
void Viewer::configureContent(QString msg)
|
|
{
|
|
content->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored);
|
|
if (!(devicePixelRatioF() > 1))
|
|
content->setScaledContents(true);
|
|
content->setAlignment(Qt::AlignTop | Qt::AlignHCenter);
|
|
content->setText(msg);
|
|
content->setFont(QFont("courier new", 12));
|
|
content->adjustSize();
|
|
setFocus(Qt::ShortcutFocusReason);
|
|
// emit showingText();
|
|
}
|
|
|
|
void Viewer::hideCursor()
|
|
{
|
|
#ifdef Q_OS_MACOS // TODO_Y_MAC_UI isn't BlankCursor supported in macos?
|
|
setCursor(QCursor(QBitmap(1, 1), QBitmap(1, 1)));
|
|
#else
|
|
setCursor(Qt::BlankCursor);
|
|
#endif
|
|
}
|
|
void Viewer::showCursor()
|
|
{
|
|
if (drag)
|
|
setCursor(Qt::ClosedHandCursor);
|
|
else
|
|
setCursor(Qt::OpenHandCursor);
|
|
}
|
|
|
|
void Viewer::updateOptions()
|
|
{
|
|
|
|
goToFlow->setFlowType(Configuration::getConfiguration().getFlowType());
|
|
updateBackgroundColor(Configuration::getConfiguration().getBackgroundColor());
|
|
updateContentSize();
|
|
}
|
|
|
|
void Viewer::updateBackgroundColor(const QColor &color)
|
|
{
|
|
QPalette palette;
|
|
palette.setColor(backgroundRole(), color);
|
|
setPalette(palette);
|
|
}
|
|
|
|
void Viewer::animateShowTranslator()
|
|
{
|
|
if (translator->isHidden() && translatorAnimation->state() != QPropertyAnimation::Running) {
|
|
disconnect(translatorAnimation, &QAbstractAnimation::finished, translator, &QWidget::hide);
|
|
if (translatorXPos == -10000)
|
|
translatorXPos = (width() - translator->width()) / 2;
|
|
int x = qMax(0, qMin(translatorXPos, width() - translator->width()));
|
|
if (translator->pos().x() < 0) {
|
|
translatorAnimation->setStartValue(QPoint(-translator->width(), translator->pos().y()));
|
|
} else {
|
|
translatorAnimation->setStartValue(QPoint(width() + translator->width(), translator->pos().y()));
|
|
}
|
|
translatorAnimation->setEndValue(QPoint(x, translator->pos().y()));
|
|
translatorAnimation->start();
|
|
translator->show();
|
|
translator->setFocus(Qt::OtherFocusReason);
|
|
}
|
|
}
|
|
void Viewer::animateHideTranslator()
|
|
{
|
|
if (translator->isVisible() && translatorAnimation->state() != QPropertyAnimation::Running) {
|
|
connect(translatorAnimation, &QAbstractAnimation::finished, translator, &QWidget::hide);
|
|
translatorAnimation->setStartValue(QPoint(translatorXPos = translator->pos().x(), translator->pos().y()));
|
|
if ((translator->width() / 2) + translator->pos().x() <= width() / 2)
|
|
translatorAnimation->setEndValue(QPoint(-translator->width(), translator->pos().y()));
|
|
else
|
|
translatorAnimation->setEndValue(QPoint(width() + translator->width(), translator->pos().y()));
|
|
translatorAnimation->start();
|
|
this->setFocus(Qt::OtherFocusReason);
|
|
}
|
|
}
|
|
|
|
void Viewer::mousePressEvent(QMouseEvent *event)
|
|
{
|
|
mouseHandler->mousePressEvent(event);
|
|
}
|
|
|
|
void Viewer::mouseReleaseEvent(QMouseEvent *event)
|
|
{
|
|
mouseHandler->mouseReleaseEvent(event);
|
|
}
|
|
|
|
void Viewer::mouseMoveEvent(QMouseEvent *event)
|
|
{
|
|
mouseHandler->mouseMoveEvent(event);
|
|
}
|
|
|
|
void Viewer::updateZoomRatio(int ratio)
|
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{
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zoom = ratio;
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updateContentSize();
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}
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|
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bool Viewer::getIsMangaMode()
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|
{
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|
return doubleMangaPage;
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}
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|
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void Viewer::updateConfig(QSettings *settings)
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|
{
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|
goToFlow->updateConfig(settings);
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|
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QPalette palette;
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palette.setColor(backgroundRole(), Configuration::getConfiguration().getBackgroundColor());
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setPalette(palette);
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}
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|
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|
// deprecated
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void Viewer::updateImageOptions()
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|
{
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|
render->reload();
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|
}
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|
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void Viewer::updateFilters(int brightness, int contrast, int gamma)
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|
{
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|
render->updateFilters(brightness, contrast, gamma);
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|
}
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|
|
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void Viewer::setBookmarks()
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|
{
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|
bd->setBookmarks(*render->getBookmarks());
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|
}
|
|
|
|
void Viewer::offsetDoublePageToTheLeft()
|
|
{
|
|
if (!doublePage) {
|
|
return;
|
|
}
|
|
|
|
if (doubleMangaPage) {
|
|
render->previousPage();
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|
} else {
|
|
render->nextPage();
|
|
}
|
|
|
|
updateInformation();
|
|
}
|
|
|
|
void Viewer::offsetDoublePageToTheRight()
|
|
{
|
|
if (!doublePage) {
|
|
return;
|
|
}
|
|
|
|
if (doubleMangaPage) {
|
|
render->nextPage();
|
|
} else {
|
|
render->previousPage();
|
|
}
|
|
|
|
updateInformation();
|
|
}
|
|
|
|
void Viewer::showIsCoverMessage()
|
|
{
|
|
if (!shouldOpenPrevious) {
|
|
notificationsLabel->setText(tr("Cover!"));
|
|
notificationsLabel->flash();
|
|
shouldOpenPrevious = true;
|
|
} else {
|
|
shouldOpenPrevious = false;
|
|
emit openPreviousComic();
|
|
}
|
|
|
|
shouldOpenNext = false; // single page comic
|
|
}
|
|
|
|
void Viewer::showIsLastMessage()
|
|
{
|
|
if (!shouldOpenNext) {
|
|
notificationsLabel->setText(tr("Last page!"));
|
|
notificationsLabel->flash();
|
|
shouldOpenNext = true;
|
|
} else {
|
|
shouldOpenNext = false;
|
|
emit openNextComic();
|
|
}
|
|
|
|
shouldOpenPrevious = false; // single page comic
|
|
}
|
|
|
|
unsigned int Viewer::getIndex()
|
|
{
|
|
return render->getIndex() + 1;
|
|
}
|
|
|
|
int Viewer::getCurrentPageNumber()
|
|
{
|
|
return render->getIndex();
|
|
}
|
|
|
|
void Viewer::updateComic(ComicDB &comic)
|
|
{
|
|
if (render->hasLoadedComic()) {
|
|
// set currentPage
|
|
if (!doublePage || (doublePage && render->currentPageIsDoublePage() == false)) {
|
|
comic.info.currentPage = render->getIndex() + 1;
|
|
} else {
|
|
if (doublePage && render->currentPageIsDoublePage() && (render->getIndex() + 2 >= render->numPages())) {
|
|
comic.info.currentPage = std::min(render->numPages(), render->getIndex() + 2);
|
|
} else {
|
|
comic.info.currentPage = std::min(render->numPages(), render->getIndex() + 1);
|
|
}
|
|
}
|
|
// set bookmarks
|
|
Bookmarks *boomarks = render->getBookmarks();
|
|
QList<int> boomarksList = boomarks->getBookmarkPages();
|
|
int numBookmarks = boomarksList.size();
|
|
if (numBookmarks > 0)
|
|
comic.info.bookmark1 = boomarksList[0];
|
|
if (numBookmarks > 1)
|
|
comic.info.bookmark2 = boomarksList[1];
|
|
if (numBookmarks > 2)
|
|
comic.info.bookmark3 = boomarksList[2];
|
|
// set filters
|
|
// TODO: avoid use settings for this...
|
|
QSettings settings(YACReader::getSettingsPath() + "/YACReader.ini", QSettings::IniFormat);
|
|
int brightness = settings.value(BRIGHTNESS, 0).toInt();
|
|
int contrast = settings.value(CONTRAST, 100).toInt();
|
|
int gamma = settings.value(GAMMA, 100).toInt();
|
|
|
|
if (brightness != 0 || comic.info.brightness != -1)
|
|
comic.info.brightness = brightness;
|
|
if (contrast != 100 || comic.info.contrast != -1)
|
|
comic.info.contrast = contrast;
|
|
if (gamma != 100 || comic.info.gamma != -1)
|
|
comic.info.gamma = gamma;
|
|
}
|
|
}
|