quill/reader.cpp
2021-09-06 23:25:19 -04:00

2081 lines
71 KiB
C++

#include "reader.h"
#include "ui_reader.h"
#include "functions.h"
#include <QProcess>
#include <QFileDialog>
#include <QDir>
#include <QTimer>
#include <QTime>
#include <QMessageBox>
#include <QFont>
#include <QIcon>
#include <QSize>
#include <QDesktopWidget>
#include <QScreen>
#include <QFontDatabase>
#include <QDirIterator>
#include <QTextCursor>
#include <QDebug>
#include <QGraphicsScene>
using namespace std;
reader::reader(QWidget *parent) :
QWidget(parent),
ui(new Ui::reader)
{
// Elements
graphicsScene = new QGraphicsScene(this);
// Variables
global::battery::showLowBatteryDialog = true;
global::battery::showCriticalBatteryAlert = true;
if(global::reader::bookIsEpub == true) {
is_epub = true;
}
mupdf::convertRelativeValues = false;
wordwidgetLock = false;
ui->setupUi(this);
ui->previousBtn->setProperty("type", "borderless");
ui->nextBtn->setProperty("type", "borderless");
ui->hideOptionsBtn->setProperty("type", "borderless");
ui->optionsBtn->setProperty("type", "borderless");
ui->brightnessDecBtn->setProperty("type", "borderless");
ui->brightnessIncBtn->setProperty("type", "borderless");
ui->homeBtn->setProperty("type", "borderless");
ui->aboutBtn->setProperty("type", "borderless");
ui->alignLeftBtn->setProperty("type", "borderless");
ui->alignRightBtn->setProperty("type", "borderless");
ui->alignCenterBtn->setProperty("type", "borderless");
ui->alignLeftBtn->setProperty("type", "borderless");
ui->alignJustifyBtn->setProperty("type", "borderless");
ui->infoCloseBtn->setProperty("type", "borderless");
ui->saveWordBtn->setProperty("type", "borderless");
ui->previousDefinitionBtn->setProperty("type", "borderless");
ui->nextDefinitionBtn->setProperty("type", "borderless");
ui->nightModeBtn->setProperty("type", "borderless");
ui->searchBtn->setProperty("type", "borderless");
ui->gotoBtn->setProperty("type", "borderless");
ui->increaseScaleBtn->setProperty("type", "borderless");
ui->decreaseScaleBtn->setProperty("type", "borderless");
// Icons
ui->alignLeftBtn->setText("");
ui->alignLeftBtn->setIcon(QIcon(":/resources/align-left.png"));
ui->alignRightBtn->setText("");
ui->alignRightBtn->setIcon(QIcon(":/resources/align-right.png"));
ui->alignCenterBtn->setText("");
ui->alignCenterBtn->setIcon(QIcon(":/resources/align-center.png"));
ui->alignJustifyBtn->setText("");
ui->alignJustifyBtn->setIcon(QIcon(":/resources/align-justify.png"));
ui->infoCloseBtn->setText("");
ui->infoCloseBtn->setIcon(QIcon(":/resources/close.png"));
ui->saveWordBtn->setText("");
ui->saveWordBtn->setIcon(QIcon(":/resources/star.png"));
ui->previousDefinitionBtn->setText("");
ui->previousDefinitionBtn->setIcon(QIcon(":/resources/chevron-left.png"));
ui->nextDefinitionBtn->setText("");
ui->nextDefinitionBtn->setIcon(QIcon(":/resources/chevron-right.png"));
ui->brightnessDecBtn->setText("");
ui->brightnessDecBtn->setIcon(QIcon(":/resources/minus.png"));
ui->brightnessIncBtn->setText("");
ui->brightnessIncBtn->setIcon(QIcon(":/resources/plus.png"));
ui->homeBtn->setText("");
ui->homeBtn->setIcon(QIcon(":/resources/home.png"));
ui->aboutBtn->setText("");
ui->aboutBtn->setIcon(QIcon(":/resources/info.png"));
ui->searchBtn->setText("");
ui->searchBtn->setIcon(QIcon(":/resources/search.png"));
ui->increaseScaleBtn->setText("");
ui->increaseScaleBtn->setIcon(QIcon(":/resources/zoom-in.png"));
ui->decreaseScaleBtn->setText("");
ui->decreaseScaleBtn->setIcon(QIcon(":/resources/zoom-out.png"));
// Style misc.
ui->bookInfoLabel->setStyleSheet("font-style: italic");
// Making text selectable
ui->text->setTextInteractionFlags(Qt::TextSelectableByMouse);
// Font misc.
int id = QFontDatabase::addApplicationFont(":/resources/fonts/CrimsonPro-Italic.ttf");
QString family = QFontDatabase::applicationFontFamilies(id).at(0);
QFont crimson(family);
// Stylesheet + misc.
QFile stylesheetFile(":/resources/eink.qss");
stylesheetFile.open(QFile::ReadOnly);
this->setStyleSheet(stylesheetFile.readAll());
stylesheetFile.close();
// We have to get the file's path
if(global::reader::skipOpenDialog == true) {
if(checkconfig("/tmp/suspendBook") == true) {
wakeFromSleep = true;
// Prevent from opening the Reader framework next time unless the condition is reset
string_writeconfig("/tmp/suspendBook", "false");
book_file = "/inkbox/book/book.txt";
}
else if(global::reader::bookFile.isEmpty() == false) {
book_file = global::reader::bookFile;
global::reader::bookFile = "";
}
else {
if(global::reader::bookNumber == 1) {
string_checkconfig(".config/08-recent_books/1");
book_file = checkconfig_str_val;
}
if(global::reader::bookNumber == 2) {
string_checkconfig(".config/08-recent_books/2");
book_file = checkconfig_str_val;
}
if(global::reader::bookNumber == 3) {
string_checkconfig(".config/08-recent_books/3");
book_file = checkconfig_str_val;
}
if(global::reader::bookNumber == 4) {
string_checkconfig(".config/08-recent_books/4");
book_file = checkconfig_str_val;
}
}
}
else {
if(checkconfig("/opt/inkbox_genuine") == true) {
QDir::setCurrent("/mnt/onboard/onboard");
QFileDialog *dialog = new QFileDialog(this);
// https://forum.qt.io/topic/29471/solve-how-to-show-qfiledialog-at-center-position-screen/4
QDesktopWidget desk;
QRect screenres = desk.screenGeometry(0); dialog->setGeometry(QRect(screenres.width()/4,screenres.height() /4,screenres.width()/2,screenres.height()/2));
stylesheetFile.open(QFile::ReadOnly);
dialog->setStyleSheet(stylesheetFile.readAll());
stylesheetFile.close();
book_file = dialog->getOpenFileName(dialog, tr("Open File"), QDir::currentPath());
if(book_file != "") {
setDefaultWorkDir();
}
else {
// User clicked "Cancel" button
setDefaultWorkDir();
quit_restart();
}
}
else {
QDir::setCurrent("/mnt/onboard");
QFileDialog *dialog = new QFileDialog(this);
// https://forum.qt.io/topic/29471/solve-how-to-show-qfiledialog-at-center-position-screen/4
QDesktopWidget desk;
QRect screenres = desk.screenGeometry(0); dialog->setGeometry(QRect(screenres.width()/4,screenres.height() /4,screenres.width()/2,screenres.height()/2));
stylesheetFile.open(QFile::ReadOnly);
dialog->setStyleSheet(stylesheetFile.readAll());
stylesheetFile.close();
book_file = dialog->getOpenFileName(dialog, tr("Open File"), QDir::currentPath());
if(book_file != "") {
setDefaultWorkDir();
}
else {
// User clicked "Cancel" button
setDefaultWorkDir();
quit_restart();
}
}
}
// Writing book path to file
std::string book_file_str = book_file.toStdString();
string_writeconfig("/tmp/inkboxBookPath", book_file_str);
// Calling InkBox daemon (ibxd) via FIFO interface to run bookconfig_mount
if(checkconfig(".config/16-global_reading_settings/config") == false) {
global::reader::globalReadingSettings = false;
string_writeconfig("/opt/ibxd", "bookconfig_mount\n");
// Callback handler to wait until bookconfig_mount has finished execution
while(true) {
if(QFile::exists("/inkbox/bookConfigSetUp")) {
QFile::remove("/inkbox/bookConfigSetUp");
setupLocalSettingsEnvironment();
break;
}
}
}
else {
global::reader::globalReadingSettings = true;
}
// Custom settings
// Font
string_checkconfig(".config/04-book/font");
if(checkconfig_str_val == "") {
ui->fontChooser->setCurrentText("Source Serif Pro");
ui->text->setFont(QFont("Source Serif Pro"));
}
else {
if(checkconfig_str_val == "Crimson Pro") {
setCrimsonProFont();
}
else if(checkconfig_str_val == "Bitter") {
setBitterFont();
}
else if(checkconfig_str_val == "Ibarra Real Nova") {
setIbarraFont();
}
else {
QFont config_font(checkconfig_str_val);
ui->text->setFont(config_font);
ui->fontChooser->setCurrentText(checkconfig_str_val);
}
}
// Night mode
string_checkconfig_ro("/opt/inkbox_device");
if(checkconfig_str_val == "n705\n" or checkconfig_str_val == "n905\n" or checkconfig_str_val == "n613\n") {
if(checkconfig(".config/10-dark_mode/config") == true) {
string_writeconfig("/tmp/invertScreen", "y");
ui->nightModeBtn->setText("");
ui->nightModeBtn->setIcon(QIcon(":/resources/nightmode-full.png"));
isNightModeActive = true;
}
else {
string_writeconfig("/tmp/invertScreen", "n");
ui->nightModeBtn->setText("");
ui->nightModeBtn->setIcon(QIcon(":/resources/nightmode-empty.png"));
isNightModeActive = false;
}
}
else {
ui->line_7->hide();
ui->line_7->deleteLater();
ui->nightModeBtn->hide();
ui->nightModeBtn->deleteLater();
}
string_checkconfig_ro("/opt/inkbox_device");
if(checkconfig_str_val == "n873\n") {
ui->nextBtn->setStyleSheet("padding: 13.5px");
ui->previousBtn->setStyleSheet("padding: 13.5px");
ui->optionsBtn->setStyleSheet("padding: 13.5px");
ui->hideOptionsBtn->setStyleSheet("padding: 13.5px");
}
ui->sizeValueLabel->setStyleSheet("font-size: 9pt");
ui->homeBtn->setStyleSheet("font-size: 9pt; padding: 5px");
ui->aboutBtn->setStyleSheet("font-size: 9pt; padding: 5px");
ui->fontChooser->setStyleSheet("font-size: 9pt");
ui->gotoBtn->setStyleSheet("font-size: 9pt; padding: 9px; font-weight: bold; background: lightGrey");
ui->pageNumberLabel->setFont(QFont("Source Serif Pro"));
// Hiding the menubar + definition widget + brightness widget + buttons bar widget
ui->hideOptionsBtn->hide();
ui->menuWidget->setVisible(false);
ui->brightnessWidget->setVisible(false);
ui->menuBarWidget->setVisible(false);
ui->buttonsBarWidget->setVisible(false);
ui->pdfScaleWidget->setVisible(false);
ui->wordWidget->setVisible(false);
if(checkconfig(".config/11-menubar/sticky") == true) {
ui->menuWidget->setVisible(true);
ui->statusBarWidget->setVisible(true);
}
else {
ui->menuWidget->setVisible(false);
ui->statusBarWidget->setVisible(false);
}
ui->pageWidget->hide();
if(pdf_file_match(book_file) == true) {
ui->line_4->setLineWidth(2);
}
// Topbar widget / book info
ui->topbarStackedWidget->setVisible(true);
showTopbarWidget = true;
ui->bookInfoLabel->setFont(crimson);
// Getting brightness level
int brightness_value;
if(global::isN705 == true or global::isN905C == true or global::isN873 == true) {
brightness_value = get_brightness();
}
else if(global::isN613 == true) {
setDefaultWorkDir();
brightness_value = brightness_checkconfig(".config/03-brightness/config");
}
else {
brightness_value = get_brightness();
}
ui->brightnessStatus->setValue(brightness_value);
// Defining pixmaps
// Getting the screen's size
float sW = QGuiApplication::screens()[0]->size().width();
float sH = QGuiApplication::screens()[0]->size().height();
// Defining what the icons' size will be
if(checkconfig("/opt/inkbox_genuine") == true) {
string_checkconfig_ro("/opt/inkbox_device");
if(checkconfig_str_val == "n705\n" or checkconfig_str_val == "n905\n" or checkconfig_str_val == "n613\n") {
float stdIconWidth = sW / 16;
float stdIconHeight = sW / 16;
QPixmap chargingPixmap(":/resources/battery_charging.png");
scaledChargingPixmap = chargingPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
QPixmap fullPixmap(":/resources/battery_full.png");
scaledFullPixmap = fullPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
QPixmap halfPixmap(":/resources/battery_half.png");
scaledHalfPixmap = halfPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
QPixmap emptyPixmap(":/resources/battery_empty.png");
scaledEmptyPixmap = emptyPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
}
else {
float stdIconWidth = sW / 19;
float stdIconHeight = sH / 19;
QPixmap chargingPixmap(":/resources/battery_charging.png");
scaledChargingPixmap = chargingPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
QPixmap fullPixmap(":/resources/battery_full.png");
scaledFullPixmap = fullPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
QPixmap halfPixmap(":/resources/battery_half.png");
scaledHalfPixmap = halfPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
QPixmap emptyPixmap(":/resources/battery_empty.png");
scaledEmptyPixmap = emptyPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
}
}
else {
float stdIconWidth = sW / 19;
float stdIconHeight = sH / 19;
QPixmap chargingPixmap(":/resources/battery_charging.png");
scaledChargingPixmap = chargingPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
QPixmap fullPixmap(":/resources/battery_full.png");
scaledFullPixmap = fullPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
QPixmap halfPixmap(":/resources/battery_half.png");
scaledHalfPixmap = halfPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
QPixmap emptyPixmap(":/resources/battery_empty.png");
scaledEmptyPixmap = emptyPixmap.scaled(stdIconWidth, stdIconHeight, Qt::KeepAspectRatio);
}
// Checking if there is a page refresh setting set
string_checkconfig(".config/04-book/refresh");
if(checkconfig_str_val == "") {
// Writing the default, refresh every 3 pages
string_writeconfig(".config/04-book/refresh", "3");
string_checkconfig(".config/04-book/refresh");
}
else {
// A config option was set, continuing after the Else statement...
;
}
pageRefreshSetting = checkconfig_str_val.toInt();
// Checking if that config option was set to "Never refresh"...
if(pageRefreshSetting == -1) {
neverRefresh = true;
}
else {
// Safety measure
neverRefresh = false;
}
// Clock setting to show seconds + battery level
if(checkconfig(".config/02-clock/config") == true) {
QTimer *t = new QTimer(this);
t->setInterval(500);
connect(t, &QTimer::timeout, [&]() {
QString time = QTime::currentTime().toString("hh:mm:ss");
get_battery_level();
ui->batteryLabel->setText(batt_level);
ui->timeLabel->setText(time);
} );
t->start();
}
else {
QTimer *t = new QTimer(this);
t->setInterval(500);
connect(t, &QTimer::timeout, [&]() {
QString time = QTime::currentTime().toString("hh:mm");
get_battery_level();
ui->batteryLabel->setText(batt_level);
ui->timeLabel->setText(time);
} );
t->start();
}
// Checking if we're waking from sleep; if so, do nothing there because the book should already have been parsed
if(wakeFromSleep != true) {
// Remount tmpfs
string_writeconfig("/inkbox/remount", "true");
// Counting number of parsed files
split_total = setup_book(book_file, 0, true);
split_files_number = split_total;
split_total = split_total - 1;
writeconfig_pagenumber(false);
}
else {
// Retrieve split_total from tmpfs
string_checkconfig("/tmp/inkboxPageNumber");
split_total = checkconfig_str_val.toInt();
setup_book(book_file, 0, true);
}
// Get text; no need to do it multiple times for ePUB books
if(is_epub == false or is_pdf == false) {
setDefaultWorkDir();
if(global::reader::globalReadingSettings == false) {
string_checkconfig_ro(".config/A-page_number/config");
if(checkconfig_str_val != "") {
split_total = checkconfig_str_val.toInt();
}
}
setup_book(book_file, split_total, true);
}
// Display text
// Checking saved font size if any
string_checkconfig(".config/04-book/size");
if(checkconfig_str_val == "0") {
checkconfig_str_val = "6";
ui->sizeSlider->setValue(0);
ui->sizeValueLabel->setText("1");
}
if(checkconfig_str_val == "1") {
checkconfig_str_val = "10";
ui->sizeSlider->setValue(1);
ui->sizeValueLabel->setText("2");
}
if(checkconfig_str_val == "2") {
checkconfig_str_val = "14";
ui->sizeSlider->setValue(2);
ui->sizeValueLabel->setText("3");
}
if(checkconfig_str_val == "3") {
checkconfig_str_val = "18";
ui->sizeSlider->setValue(3);
ui->sizeValueLabel->setText("4");
}
if(checkconfig_str_val == "4") {
checkconfig_str_val = "22";
ui->sizeSlider->setValue(4);
ui->sizeValueLabel->setText("5");
}
if(checkconfig_str_val == "") {
checkconfig_str_val = "10";
ui->sizeSlider->setValue(1);
ui->sizeValueLabel->setText("2");
}
QString font_size = "font-size: ";
font_size = font_size.append(checkconfig_str_val);
font_size = font_size.append("pt");
ui->text->setStyleSheet(font_size);
// If needed, show scroll bar when rendering engine isn't doing its job properly
if(checkconfig(".config/14-reader_scrollbar/config") == true) {
ui->text->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
ui->text->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
}
else {
ui->text->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
ui->text->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
}
// Wheeee!
if(is_epub == true) {
ui->graphicsView->hide();
ui->graphicsView->deleteLater();
ui->text->setText(epubPageContent);
}
else if(is_pdf == true) {
ui->text->hide();
ui->text->deleteLater();
setupPng();
}
else {
ui->text->setText(ittext);
}
// Alignment
string_checkconfig(".config/04-book/alignment");
if (checkconfig_str_val == "") {
;
}
else {
if(checkconfig_str_val == "Left") {
textAlignment = 0;
alignText(0);
}
if(checkconfig_str_val == "Center") {
textAlignment = 1;
alignText(1);
}
if(checkconfig_str_val == "Right") {
textAlignment = 2;
alignText(2);
}
if(checkconfig_str_val == "Justify") {
textAlignment = 3;
alignText(3);
}
}
// Topbar info widget
if(is_epub == true) {
QString bookCreator = findEpubMetadata(book_file, "creator");
QString bookTitle = findEpubMetadata(book_file, "title");
bookCreator = bookCreator.trimmed();
bookTitle = bookTitle.trimmed();
QString infoLabelContent = bookCreator;
infoLabelContent.append("");
infoLabelContent.append(bookTitle);
int infoLabelLength = infoLabelContent.length();
int infoLabelDefinedLength;
string_checkconfig_ro("/opt/inkbox_device");
if(checkconfig_str_val == "n705\n") {
infoLabelDefinedLength = 35;
}
if(checkconfig_str_val == "n905\n") {
infoLabelDefinedLength = 50;
}
if(infoLabelLength <= infoLabelDefinedLength) {
ui->bookInfoLabel->setWordWrap(false);
}
else {
ui->bookInfoLabel->setWordWrap(true);
}
ui->bookInfoLabel->setText(infoLabelContent);
}
else {
QString bookReadRelativePath;
if(wakeFromSleep == true) {
string_checkconfig_ro("/tmp/inkboxBookPath");
bookReadRelativePath = checkconfig_str_val.split("/").last();
}
else {
bookReadRelativePath = book_file.split("/").last();
}
ui->bookInfoLabel->setText(bookReadRelativePath);
}
// Clean up
string_writeconfig("/inkbox/remount", "true");
// Way to tell shell scripts that we're in the Reader framework
string_writeconfig("/tmp/inkboxReading", "true");
// Saving the book opened in the favorites list
string_checkconfig(".config/08-recent_books/1");
book_1 = checkconfig_str_val;
string str_book_1 = book_1.toStdString();
string_checkconfig(".config/08-recent_books/2");
book_2 = checkconfig_str_val;
string str_book_2 = book_2.toStdString();
string_checkconfig(".config/08-recent_books/3");
book_3 = checkconfig_str_val;
string str_book_3 = book_3.toStdString();
string_checkconfig(".config/08-recent_books/4");
book_4 = checkconfig_str_val;
std::string str_book_4 = book_4.toStdString();
// Don't mess up "Recently read books" with random "book.txt" buttons...
if(wakeFromSleep == true) {
string_checkconfig("/tmp/inkboxBookPath");
book_file_str = checkconfig_str_val.toStdString();
}
else {
book_file_str = book_file.toStdString();
string_writeconfig("/tmp/inkboxBookPath", book_file_str);
}
if(book_1 == book_file) {
;
}
else {
// Moves old items to the right and puts the new one at the left side
string_writeconfig(".config/08-recent_books/1", book_file_str);
string_writeconfig(".config/08-recent_books/2", str_book_1);
string_writeconfig(".config/08-recent_books/3", str_book_2);
string_writeconfig(".config/08-recent_books/4", str_book_3);
}
// USB mass storage prompt
if(global::reader::startUsbmsPrompt == true) {
QTimer *usbmsPrompt = new QTimer(this);
usbmsPrompt->setInterval(500);
connect(usbmsPrompt, &QTimer::timeout, [&]() {
if(checkconfig("/opt/inkbox_genuine") == true) {
if(global::usbms::showUsbmsDialog != true) {
string_checkconfig_ro("/sys/devices/platform/pmic_battery.1/power_supply/mc13892_bat/status");
if(usbmsStatus != checkconfig_str_val) {
global::usbms::showUsbmsDialog = true;
}
}
else {
string_checkconfig_ro("/sys/devices/platform/pmic_battery.1/power_supply/mc13892_bat/status");
usbmsStatus = checkconfig_str_val;
if(usbmsStatus != "Charging\n") {
// Loop again...
;
}
else {
// An USB cable is connected!
openUsbmsDialog();
}
}
}
else {
// Do nothing, we're running along with Nickel & friends...
;
}
} );
usbmsPrompt->start();
}
// Battery watchdog
if(global::reader::startBatteryWatchdog == true) {
QTimer *t = new QTimer(this);
t->setInterval(2000);
connect(t, &QTimer::timeout, [&]() {
// Checking if battery level is low
if(global::battery::showCriticalBatteryAlert != true) {
;
}
else {
if(isBatteryCritical() == true) {
qDebug() << "Warning! Battery is at a critical charge level!";
openCriticalBatteryAlertWindow();
}
}
if(global::battery::showLowBatteryDialog != true) {
// Do nothing, since a dialog should already have been displayed and (probably) dismissed
;
}
else {
if(isBatteryLow() == true) {
if(global::battery::batteryAlertLock == true) {
;
}
else {
qDebug() << "Warning! Battery is low!";
string_checkconfig_ro("/sys/devices/platform/pmic_battery.1/power_supply/mc13892_bat/status");
if(checkconfig_str_val == "Charging\n") {
;
}
else {
openLowBatteryDialog();
}
}
}
}
} );
t->start();
}
// Pages number info label
if(is_epub == true) {
getTotalEpubPagesNumber();
}
else if(is_pdf == true) {
getTotalPdfPagesNumber();
}
setupPageWidget();
// Reading settings auto-save timer
if(global::reader::globalReadingSettings == false) {
QTimer * saveSettingsTimer = new QTimer(this);
saveSettingsTimer->setInterval(900000); // 15 minutes
connect(saveSettingsTimer, SIGNAL(timeout()), this, SLOT(saveReadingSettings()));
saveSettingsTimer->start();
}
}
reader::~reader()
{
delete ui;
}
int reader::setup_book(QString book, int i, bool run_parser) {
// Parse ebook
if(remount == true) {
QString mount_prog ("sh");
QStringList mount_args;
mount_args << "split.sh";
QProcess * mount_proc = new QProcess();
mount_proc->start(mount_prog, mount_args);
mount_proc->waitForFinished();
mount_proc->deleteLater();
remount = false;
}
else {
string_writeconfig("/inkbox/remount", "false");
QString mount_prog ("sh");
QStringList mount_args;
mount_args << "split.sh";
QProcess * mount_proc = new QProcess();
mount_proc->start(mount_prog, mount_args);
mount_proc->waitForFinished();
mount_proc->deleteLater();
}
if(filematch_ran == false) {
if(epub_file_match(book) == true) {
QFile::remove("/run/book.epub");
QFile::copy(book, "/run/book.epub");
// Parsing ePUBs with `mutool'
QString epubProg ("sh");
QStringList epubArgs;
convertMuPdfVars(0);
epubArgs << "/mnt/onboard/.adds/inkbox/epub.sh" << mupdf::epub::fontSize_qstr << mupdf::epub::width_qstr << mupdf::epub::height_qstr << mupdf::epub::epubPageNumber_qstr;
QProcess * epubProc = new QProcess();
epubProc->start(epubProg, epubArgs);
epubProc->waitForFinished();
epubProc->deleteLater();
filematch_ran = true;
is_epub = true;
}
else if(pdf_file_match(book) == true) {
QString pdfProg("/usr/local/bin/mutool");
QStringList pdfArgs;
convertMuPdfVars(1);
pdfArgs << "convert" << "-F" << "png" << "-O" << "width=" + mupdf::pdf::width_qstr + ",height=" + mupdf::pdf::height_qstr << "-o" << "/run/page.png" << book_file << mupdf::pdf::pdfPageNumber_qstr;
QProcess * pdfProc = new QProcess();
pdfProc->start(pdfProg, pdfArgs);
pdfProc->waitForFinished();
pdfProc->deleteLater();
filematch_ran = true;
is_pdf = true;
}
else {
// This is likely not an ePUB.
// Copying book specified in the function call
QFile::copy(book, "/inkbox/book/book.txt");
filematch_ran = true;
is_epub = false;
}
}
// Checking whether the user has defined an option for the number of words per page; if not, then setting the default.
// NOTE: This is only for plain text files.
setDefaultWorkDir();
string_checkconfig(".config/07-words_number/config");
if(checkconfig_str_val == "") {
string_writeconfig(".config/07-words_number/config", "100");
string_checkconfig(".config/07-words_number/config");
}
// Parsing file
if(is_epub == true) {
if(run_parser == true) {
if(filematch_ran == true) {
QString epubProg ("sh");
QStringList epubArgs;
convertMuPdfVars(0);
epubArgs << "/mnt/onboard/.adds/inkbox/epub.sh" << mupdf::epub::fontSize_qstr << mupdf::epub::width_qstr << mupdf::epub::height_qstr << mupdf::epub::epubPageNumber_qstr;
QProcess * epubProc = new QProcess();
epubProc->start(epubProg, epubArgs);
epubProc->waitForFinished();
epubProc->deleteLater();
}
else {
;
}
}
else {
;
}
}
else if(is_pdf == true) {
if(run_parser == true) {
if(filematch_ran == true) {
QString pdfProg("/usr/local/bin/mutool");
QStringList pdfArgs;
convertMuPdfVars(1);
pdfArgs << "convert" << "-F" << "png" << "-O" << "width=" + mupdf::pdf::width_qstr + ",height=" + mupdf::pdf::height_qstr << "-o" << "/run/page.png" << book_file << mupdf::pdf::pdfPageNumber_qstr;
QProcess * pdfProc = new QProcess();
pdfProc->start(pdfProg, pdfArgs);
pdfProc->waitForFinished();
pdfProc->deleteLater();
}
else {
;
}
}
else {
;
}
}
else {
QString parse_prog ("python3");
QStringList parse_args;
parse_args << "split-txt.py" << checkconfig_str_val;
QProcess * parse_proc = new QProcess();
parse_proc->start(parse_prog, parse_args);
parse_proc->waitForFinished();
parse_proc->deleteLater();
}
// Reading files
if(is_epub == false) {
if(run_parser == true) {
QDirIterator it("/inkbox/book/split");
while (it.hasNext()) {
QFile f(it.next());
f.open(QIODevice::ReadOnly);
content << f.readAll();
f.close();
}
ittext = content[i];
return content.size();
}
else {
ittext = content[i];
}
}
else {
QFile epubPage("/inkbox/book/page");
epubPage.open(QIODevice::ReadOnly);
QTextStream in(&epubPage);
epubPageContent = in.readAll();
epubPage.close();
}
return 0;
}
void reader::checkwords() {
QFile words_list(".config/06-words/config");
words_list.open(QIODevice::ReadWrite);
QTextStream in (&words_list);
words = in.readAll();
words_list.close();
}
bool reader::epub_file_match(QString file) {
QString fileExt = file.right(4);
if(fileExt == "epub" or fileExt == "EPUB") {
string_writeconfig("/inkbox/bookIsEpub", "true");
return true;
}
else {
string_writeconfig("/inkbox/bookIsEpub", "false");
return false;
}
}
void reader::dictionary_lookup(string word, QString first_letter, int position) {
ofstream fhandler;
fhandler.open("/inkbox/dictionary/word");
fhandler << word;
fhandler.close();
QDir::setCurrent("dictionary");
QDir::setCurrent(first_letter);
QString lookup_prog ("sh");
QStringList lookup_args;
QString position_str = QString::number(position);
lookup_args << "../scripts/lookup.sh" << position_str;
QProcess * lookup_proc = new QProcess();
lookup_proc->start(lookup_prog, lookup_args);
lookup_proc->waitForFinished();
lookup_proc->deleteLater();
QFile definition_file("/inkbox/dictionary/definition");
definition_file.open(QIODevice::ReadWrite);
QTextStream in (&definition_file);
definition = in.readAll();
definition = definition.remove(QRegExp("[\n]"));
if(definition == "No definition found.") {
nextdefinition_lock = true;
}
else {
nextdefinition_lock = false;
}
definition_file.close();
setDefaultWorkDir();
}
void reader::save_word(string word, bool remove) {
if(remove == false) {
QFile words(".config/06-words/config");
words.open(QIODevice::ReadWrite);
QTextStream in (&words);
QString words_list = in.readAll();
string words_list_str = words_list.toStdString();
words.close();
ofstream fhandler;
fhandler.open(".config/06-words/config");
fhandler << words_list_str << word << "\n";
fhandler.close();
}
else {
ofstream fhandler;
fhandler.open(".config/06-words/config");
fhandler << word;
fhandler.close();
}
}
void reader::on_nextBtn_clicked()
{
if(is_epub == false and is_pdf == false) {
if(split_total - 1 == 1 or split_total - 1 == 0) {
showToast("You've reached the end of the document");
}
else {
split_total = split_total - 1;
setup_book(book_file, split_total, false);
ui->text->setText("");
ui->text->setText(ittext);
pagesTurned = pagesTurned + 1;
writeconfig_pagenumber(false);
alignText(textAlignment);
}
}
else if(is_epub == true) {
if(mupdf::epub::epubPageNumber + 1 > totalPagesInt) {
showToast("You've reached the end of the document");
}
else {
mupdf::epub::epubPageNumber = mupdf::epub::epubPageNumber + 1;
setup_book(book_file, mupdf::epub::epubPageNumber, true);
ui->text->setText("");
ui->text->setText(epubPageContent);
pagesTurned = pagesTurned + 1;
writeconfig_pagenumber(false);
alignText(textAlignment);
}
}
else if(is_pdf == true) {
if(mupdf::pdf::pdfPageNumber + 1 > totalPagesInt) {
showToast("You've reached the end of the document");
}
else {
mupdf::pdf::pdfPageNumber = mupdf::pdf::pdfPageNumber + 1;
setup_book(book_file, mupdf::pdf::pdfPageNumber, true);
setupPng();
pagesTurned = pagesTurned + 1;
writeconfig_pagenumber(false);
}
}
setupPageWidget();
refreshScreen();
}
void reader::on_previousBtn_clicked()
{
if(is_epub == false and is_pdf == false) {
// Making sure we won't encounter a "List index out of range" error ;)
if(split_total >= split_files_number - 1) {
showToast("No previous page");
}
else {
split_total = split_total + 1;
setup_book(book_file, split_total, false);
ui->text->setText("");
ui->text->setText(ittext);
// We always increment pagesTurned regardless whether we press the Previous or Next button
pagesTurned = pagesTurned + 1;
writeconfig_pagenumber(false);
alignText(textAlignment);
}
}
else if (is_pdf == true) {
if(mupdf::pdf::pdfPageNumber - 1 <= 0) {
showToast("No previous page");
}
else {
mupdf::pdf::pdfPageNumber = mupdf::pdf::pdfPageNumber - 1;
setup_book(book_file, mupdf::pdf::pdfPageNumber, true);
setupPng();
// We always increment pagesTurned regardless whether we press the Previous or Next button
pagesTurned = pagesTurned + 1;
writeconfig_pagenumber(false);
}
}
else {
if(mupdf::epub::epubPageNumber - 1 <= 0) {
showToast("No previous page");
}
else {
mupdf::epub::epubPageNumber = mupdf::epub::epubPageNumber - 1;
setup_book(book_file, mupdf::epub::epubPageNumber, true);
ui->text->setText("");
ui->text->setText(epubPageContent);
// We always increment pagesTurned regardless whether we press the Previous or Next button
pagesTurned = pagesTurned + 1;
writeconfig_pagenumber(false);
alignText(textAlignment);
}
}
setupPageWidget();
refreshScreen();
}
void reader::refreshScreen() {
if(neverRefresh == true) {
// Do nothing; "Never refresh" was set
;
}
else {
if(pagesTurned >= pageRefreshSetting) {
// Refreshing the screen
this->repaint();
// Reset count
pagesTurned = 0;
}
}
}
void reader::on_optionsBtn_clicked()
{
menubar_show();
this->repaint();
}
void reader::on_hideOptionsBtn_clicked()
{
menubar_hide();
this->repaint();
}
void reader::on_brightnessDecBtn_clicked()
{
int bval;
if(global::isN705 == true or global::isN905C == true or global::isN873 == true) {
bval = get_brightness();
}
else if(global::isN613 == true) {
setDefaultWorkDir();
bval = brightness_checkconfig(".config/03-brightness/config");
}
else {
bval = get_brightness();
}
int set_bval = bval - 1;
if(set_bval < 0) {
set_bval = 0;
}
pre_set_brightness(set_bval);
brightness_writeconfig(set_bval);
ui->brightnessStatus->setValue(set_bval);
}
void reader::on_brightnessIncBtn_clicked()
{
int bval;
if(global::isN705 == true or global::isN905C == true or global::isN873 == true) {
bval = get_brightness();
}
else if(global::isN613 == true) {
setDefaultWorkDir();
bval = brightness_checkconfig(".config/03-brightness/config");
}
else {
bval = get_brightness();
}
int set_bval = bval + 1;
if(set_bval > 100) {
set_bval = 100;
}
pre_set_brightness(set_bval);
brightness_writeconfig(set_bval);
ui->brightnessStatus->setValue(set_bval);
}
void reader::on_aboutBtn_clicked()
{
if(checkconfig("/opt/inkbox_genuine") == true) {
QString aboutmsg = "InkBox is an open-source, Qt-based eBook reader. It aims to bring you the latest Qt features while being also fast and responsive.";
string_checkconfig_ro("/external_root/opt/isa/version");
aboutmsg.append("\n\nInkBox ");
aboutmsg.append(checkconfig_str_val);
QMessageBox::information(this, tr("Information"), aboutmsg);
}
else {
QMessageBox::information(this, tr("About"), tr("InkBox is an open-source Qt-based eBook reader. It aims to bring you the latest Qt features while being also fast and responsive."));
}
}
void reader::on_homeBtn_clicked()
{
// We're leaving reading mode
string_writeconfig("/tmp/inkboxReading", "false");
// Remount tmpfs
string_writeconfig("/inkbox/remount", "true");
// Relaunching process
quit_restart();
}
void reader::on_fontChooser_currentIndexChanged(const QString &arg1)
{
if(arg1 == "Roboto") {
QFont roboto("Roboto");
ui->text->setFont(roboto);
string_writeconfig(".config/04-book/font", "Roboto");
}
if(arg1 == "Inter") {
QFont inter("Inter");
ui->text->setFont(inter);
string_writeconfig(".config/04-book/font", "Inter");
}
if(arg1 == "Source Serif Pro") {
QFont sourceserif("Source Serif Pro");
ui->text->setFont(sourceserif);
string_writeconfig(".config/04-book/font", "Source Serif Pro");
}
if(arg1 == "Libre Baskerville") {
QFont librebaskerville("Libre Baskerville");
ui->text->setFont(librebaskerville);
string_writeconfig(".config/04-book/font", "Libre Baskerville");
}
if(arg1 == "Noto Mono") {
QFont notomono("Noto Mono");
ui->text->setFont(notomono);
string_writeconfig(".config/04-book/font", "Noto Mono");
}
if(arg1 == "Libertinus Serif") {
QFont libertinus("Libertinus Serif");
ui->text->setFont(libertinus);
string_writeconfig(".config/04-book/font", "Libertinus Serif");
}
if(arg1 == "Crimson Pro") {
// As adding Crimson Pro to the default fonts bundled along with the Qt libs breaks the general Inter homogeneity, it is incorporated on-demand here.
setCrimsonProFont();
string_writeconfig(".config/04-book/font", "Crimson Pro");
}
if(arg1 == "Bitter") {
setBitterFont();
string_writeconfig(".config/04-book/font", "Bitter");
}
if(arg1 == "Ibarra Real Nova") {
setIbarraFont();
string_writeconfig(".config/04-book/font", "Ibarra Real Nova");
}
}
void reader::on_alignLeftBtn_clicked()
{
if(is_epub != true) {
ui->text->setAlignment(Qt::AlignLeft);
}
else {
alignText(0);
}
string_writeconfig(".config/04-book/alignment", "Left");
}
void reader::on_alignCenterBtn_clicked()
{
if(is_epub != true) {
ui->text->setAlignment(Qt::AlignHCenter);
}
else {
alignText(1);
}
string_writeconfig(".config/04-book/alignment", "Center");
}
void reader::on_alignRightBtn_clicked()
{
if(is_epub != true) {
ui->text->setAlignment(Qt::AlignRight);
}
else {
alignText(2);
}
string_writeconfig(".config/04-book/alignment", "Right");
}
void reader::on_alignJustifyBtn_clicked()
{
if(is_epub != true) {
ui->text->setAlignment(Qt::AlignJustify);
}
else {
alignText(3);
}
string_writeconfig(".config/04-book/alignment", "Justify");
}
void reader::alignText(int alignment) {
/*
* 0 - Left
* 1 - Center
* 2 - Right
* 3 - Justify
*/
textAlignment = alignment;
if(is_epub == true) {
if(alignment == 0) {
QString epubPageContent_alignChange = epubPageContent;
epubPageContent_alignChange.prepend("<div align='left'>");
epubPageContent_alignChange.append("</div>");
ui->text->setText(epubPageContent_alignChange);
}
if(alignment == 1) {
QString epubPageContent_alignChange = epubPageContent;
epubPageContent_alignChange.prepend("<div align='center'>");
epubPageContent_alignChange.append("</div>");
ui->text->setText(epubPageContent_alignChange);
}
if(alignment == 2) {
QString epubPageContent_alignChange = epubPageContent;
epubPageContent_alignChange.prepend("<div align='right'>");
epubPageContent_alignChange.append("</div>");
ui->text->setText(epubPageContent_alignChange);
}
if(alignment == 3) {
QString epubPageContent_alignChange = epubPageContent;
epubPageContent_alignChange.prepend("<div align='justify'>");
epubPageContent_alignChange.append("</div>");
ui->text->setText(epubPageContent_alignChange);
}
}
else {
if(alignment == 0) {
QString ittext_alignChange = ittext;
ittext_alignChange.prepend("<div align='left'>");
ittext_alignChange.append("</div>");
ui->text->setText(ittext_alignChange);
}
if(alignment == 1) {
QString ittext_alignChange = ittext;
ittext_alignChange.prepend("<div align='center'>");
ittext_alignChange.append("</div>");
ui->text->setText(ittext_alignChange);
}
if(alignment == 2) {
QString ittext_alignChange = ittext;
ittext_alignChange.prepend("<div align='right'>");
ittext_alignChange.append("</div>");
ui->text->setText(ittext_alignChange);
}
if(alignment == 3) {
QString ittext_alignChange = ittext;
ittext_alignChange.prepend("<div align='justify'>");
ittext_alignChange.append("</div>");
ui->text->setText(ittext_alignChange);
}
}
}
void reader::menubar_show() {
// Checking battery level and status, then displaying the relevant icon on batteryIconLabel
string_checkconfig_ro("/sys/devices/platform/pmic_battery.1/power_supply/mc13892_bat/status");
if(checkconfig_str_val == "Charging\n") {
ui->batteryIconLabel->setPixmap(scaledChargingPixmap);
}
else {
get_battery_level();
if(batt_level_int >= 75 && batt_level_int <= 100) {
ui->batteryIconLabel->setPixmap(scaledFullPixmap);
}
if(batt_level_int >= 25 && batt_level_int <= 74) {
ui->batteryIconLabel->setPixmap(scaledHalfPixmap);
}
if(batt_level_int >= 0 && batt_level_int <= 24) {
ui->batteryIconLabel->setPixmap(scaledEmptyPixmap);
}
}
ui->hideOptionsBtn->show();
ui->optionsBtn->hide();
ui->menuWidget->setVisible(true);
if(is_pdf == false) {
ui->menuBarWidget->setVisible(true);
}
else {
ui->pdfScaleWidget->setVisible(true);
ui->graphicsView->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
ui->graphicsView->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
}
ui->buttonsBarWidget->setVisible(true);
ui->statusBarWidget->setVisible(true);
ui->pageWidget->setVisible(true);
string_checkconfig_ro("/opt/inkbox_device");
if(checkconfig_str_val == "n705\n" or checkconfig_str_val == "n905\n") {
;
}
else {
ui->brightnessWidget->setVisible(true);
}
menubar_shown = true;
}
void reader::menubar_hide() {
string_checkconfig_ro("/opt/inkbox_device");
if(checkconfig_str_val == "n705\n" or checkconfig_str_val == "n905\n") {
ui->brightnessWidget->setVisible(false);
}
else {
// Safety measure
ui->brightnessWidget->setVisible(false);
}
ui->hideOptionsBtn->hide();
ui->optionsBtn->show();
if(is_pdf == false) {
ui->menuBarWidget->setVisible(false);
}
else {
ui->pdfScaleWidget->setVisible(false);
if(checkconfig(".config/14-reader_scrollbar/config") == true) {
ui->graphicsView->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
ui->graphicsView->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
}
else {
ui->graphicsView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
ui->graphicsView->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
}
}
ui->buttonsBarWidget->setVisible(false);
ui->pageWidget->setVisible(false);
if(checkconfig(".config/11-menubar/sticky") == true) {
ui->statusBarWidget->setVisible(true);
}
else {
ui->statusBarWidget->setVisible(false);
ui->menuWidget->setVisible(false);
}
menubar_shown = false;
}
void reader::wordwidget_show() {
if(menubar_shown == true) {
menubar_hide();
ui->hideOptionsBtn->hide();
ui->optionsBtn->hide();
ui->line->hide();
ui->wordWidget->setVisible(true);
}
else {
ui->hideOptionsBtn->hide();
ui->optionsBtn->hide();
ui->line->hide();
ui->wordWidget->setVisible(true);
}
}
void reader::wordwidget_hide() {
ui->wordWidget->setVisible(false);
ui->hideOptionsBtn->hide();
ui->optionsBtn->show();
ui->line->show();
wordwidgetLock = false;
}
void reader::on_infoCloseBtn_clicked()
{
wordwidget_hide();
dictionary_position = 1;
QString dictionary_position_str = QString::number(dictionary_position);
ui->definitionStatusLabel->setText(dictionary_position_str);
QTextCursor cursor = ui->text->textCursor();
cursor.clearSelection();
ui->text->setTextCursor(cursor);
}
void reader::on_previousDefinitionBtn_clicked()
{
dictionary_position = dictionary_position - 1;
if(dictionary_position <= 0) {
dictionary_position = 1;
}
else {
dictionary_lookup(selected_text_str, letter, dictionary_position);
ui->definitionLabel->setText(definition);
QString dictionary_position_str = QString::number(dictionary_position);
ui->definitionStatusLabel->setText(dictionary_position_str);
}
}
void reader::on_nextDefinitionBtn_clicked()
{
dictionary_position = dictionary_position + 1;
dictionary_lookup(selected_text_str, letter, dictionary_position);
if(nextdefinition_lock == true) {
dictionary_position = dictionary_position - 1;
}
else {
ui->definitionLabel->setText(definition);
QString dictionary_position_str = QString::number(dictionary_position);
ui->definitionStatusLabel->setText(dictionary_position_str);
}
}
void reader::on_saveWordBtn_clicked()
{
if(checkconfig_match(".config/06-words/config", selected_text_str) == true) {
checkwords();
word = word.append("\n");
words = words.replace(word, "");
string words_std_string = words.toStdString();
save_word(words_std_string, true);
ui->saveWordBtn->setText("");
ui->saveWordBtn->setIcon(QIcon(":/resources/star.png"));
}
else {
save_word(selected_text_str, false);
ui->saveWordBtn->setText("");
ui->saveWordBtn->setIcon(QIcon(":/resources/starred_star.png"));
}
}
void reader::on_sizeSlider_valueChanged(int value)
{
// Font size
string value_str = to_string(value);
string_writeconfig(".config/04-book/size", value_str);
// Future improvement?
if(checkconfig_match("/opt/inkbox_device", "n705\n") == true) {
if(value == 0) {
ui->text->setStyleSheet("font-size: 6pt");
ui->sizeValueLabel->setText("1");
}
if(value == 1) {
ui->text->setStyleSheet("font-size: 10pt");
ui->sizeValueLabel->setText("2");
}
if(value == 2) {
ui->text->setStyleSheet("font-size: 14pt");
ui->sizeValueLabel->setText("3");
}
if(value == 3) {
ui->text->setStyleSheet("font-size: 18pt");
ui->sizeValueLabel->setText("4");
}
if(value == 4) {
ui->text->setStyleSheet("font-size: 22pt");
ui->sizeValueLabel->setText("5");
}
}
if(checkconfig_match("/opt/inkbox_device", "n905\n") == true) {
if(value == 0) {
ui->text->setStyleSheet("font-size: 6pt");
ui->sizeValueLabel->setText("1");
}
if(value == 1) {
ui->text->setStyleSheet("font-size: 10pt");
ui->sizeValueLabel->setText("2");
}
if(value == 2) {
ui->text->setStyleSheet("font-size: 14pt");
ui->sizeValueLabel->setText("3");
}
if(value == 3) {
ui->text->setStyleSheet("font-size: 18pt");
ui->sizeValueLabel->setText("4");
}
if(value == 4) {
ui->text->setStyleSheet("font-size: 22pt");
ui->sizeValueLabel->setText("5");
}
}
else {
if(value == 0) {
ui->text->setStyleSheet("font-size: 6pt");
ui->sizeValueLabel->setText("1");
}
if(value == 1) {
ui->text->setStyleSheet("font-size: 10pt");
ui->sizeValueLabel->setText("2");
}
if(value == 2) {
ui->text->setStyleSheet("font-size: 14pt");
ui->sizeValueLabel->setText("3");
}
if(value == 3) {
ui->text->setStyleSheet("font-size: 18pt");
ui->sizeValueLabel->setText("4");
}
if(value == 4) {
ui->text->setStyleSheet("font-size: 22pt");
ui->sizeValueLabel->setText("5");
}
}
}
void reader::writeconfig_pagenumber(bool persistent) {
// Saving the page number in tmpfs and in persistent storage if requested
if(is_epub == true) {
std::string epubPageNumber_str = std::to_string(mupdf::epub::epubPageNumber);
string_writeconfig("/tmp/inkboxPageNumber", epubPageNumber_str);
if(persistent == true) {
epubPageNumber_str.append("\n");
string_writeconfig(".config/A-page_number/config", epubPageNumber_str);
}
}
else if(is_pdf == true) {
std::string pdfPageNumber_str = std::to_string(mupdf::pdf::pdfPageNumber);
string_writeconfig("/tmp/inkboxPageNumber", pdfPageNumber_str);
if(persistent == true) {
pdfPageNumber_str.append("\n");
string_writeconfig(".config/A-page_number/config", pdfPageNumber_str);
}
}
else {
std::string split_total_str = std::to_string(split_total);
string_writeconfig("/tmp/inkboxPageNumber", split_total_str);
if(persistent == true) {
split_total_str.append("\n");
string_writeconfig(".config/A-page_number/config", split_total_str);
}
}
}
void reader::quit_restart() {
// Saving current page number
saveReadingSettings();
// Cleaning bookconfig_mount mountpoint
string_writeconfig("/opt/ibxd", "bookconfig_unmount\n");
// Restarting InkBox
QProcess process;
process.startDetached("inkbox", QStringList());
qApp->quit();
}
void reader::openLowBatteryDialog() {
global::mainwindow::lowBatteryDialog = true;
global::battery::batteryAlertLock = true;
generalDialogWindow = new generalDialog(this);
generalDialogWindow->setAttribute(Qt::WA_DeleteOnClose);
generalDialogWindow->show();
QApplication::processEvents();
}
void reader::openCriticalBatteryAlertWindow() {
global::battery::showCriticalBatteryAlert = true;
global::battery::showLowBatteryDialog = false;
alertWindow = new alert();
alertWindow->setAttribute(Qt::WA_DeleteOnClose);
alertWindow->setGeometry(QRect(QPoint(0,0), screen()->geometry ().size()));
alertWindow->show();
}
void reader::convertMuPdfVars(int fileType) {
/* fileType can be:
* 0: ePUB
* 1: PDF
*/
if(fileType == 0) {
setPageStyle(0);
mupdf::epub::fontSize = 12;
mupdf::epub::fontSize_qstr = QString::number(mupdf::epub::fontSize);
mupdf::epub::width_qstr = QString::number(mupdf::epub::width);
mupdf::epub::height_qstr = QString::number(mupdf::epub::height);
if(global::reader::globalReadingSettings == false) {
if(goToSavedPageDone == false) {
string_checkconfig_ro(".config/A-page_number/config");
mupdf::epub::epubPageNumber = checkconfig_str_val.toInt();
goToSavedPageDone = true;
}
}
if(mupdf::epub::epubPageNumber <= 0) {
mupdf::epub::epubPageNumber = 1;
}
mupdf::epub::epubPageNumber_qstr = QString::number(mupdf::epub::epubPageNumber);
}
else if(fileType == 1) {
setPageStyle(1);
mupdf::pdf::width = defaultPdfPageWidth;
mupdf::pdf::height = defaultPdfPageHeight;
if(mupdf::convertRelativeValues == true) {
// For scaling
mupdf::pdf::width_qstr = QString::number(mupdf::pdf::relativeWidth);
mupdf::pdf::height_qstr = QString::number(mupdf::pdf::relativeHeight);
}
else {
// Default
mupdf::pdf::width_qstr = QString::number(mupdf::pdf::width);
mupdf::pdf::height_qstr = QString::number(mupdf::pdf::height);
}
if(global::reader::globalReadingSettings == false) {
if(goToSavedPageDone == false) {
string_checkconfig_ro(".config/A-page_number/config");
mupdf::pdf::pdfPageNumber = checkconfig_str_val.toInt();
goToSavedPageDone = true;
}
}
if(mupdf::pdf::pdfPageNumber <= 0) {
mupdf::pdf::pdfPageNumber = 1;
}
mupdf::pdf::pdfPageNumber_qstr = QString::number(mupdf::pdf::pdfPageNumber);
}
if(mupdf::convertRelativeValues == true) {
mupdf::convertRelativeValues = false;
}
}
void reader::setPageStyle(int fileType) {
/* fileType can be:
* 0: ePUB
* 1: PDF
*/
if(fileType == 0) {
// General page size
defineDefaultPageSize(0);
string_checkconfig_ro(".config/13-epub_page_size/width");
if(checkconfig_str_val != "") {
;
}
else {
std::string pageWidth = std::to_string(defaultEpubPageWidth);
string_writeconfig(".config/13-epub_page_size/width", pageWidth);
string_writeconfig(".config/13-epub_page_size/set", "true");
string_checkconfig_ro(".config/13-epub_page_size/width");
}
mupdf::epub::width = checkconfig_str_val.toInt();
string_checkconfig_ro(".config/13-epub_page_size/height");
if(checkconfig_str_val != "") {
;
}
else {
std::string pageHeight = std::to_string(defaultEpubPageHeight);
string_writeconfig(".config/13-epub_page_size/height", pageHeight);
string_writeconfig(".config/13-epub_page_size/set", "true");
string_checkconfig_ro(".config/13-epub_page_size/height");
}
mupdf::epub::height = checkconfig_str_val.toInt();
}
else if(fileType == 1) {
defineDefaultPageSize(1);
}
}
void reader::delay(int mseconds) {
// https://stackoverflow.com/questions/3752742/how-do-i-create-a-pause-wait-function-using-qt
QTime dieTime= QTime::currentTime().addMSecs(mseconds);
while (QTime::currentTime() < dieTime)
QCoreApplication::processEvents(QEventLoop::AllEvents, 100);
}
void reader::on_text_selectionChanged() {
delay(100);
if(wordwidgetLock != true) {
QTextCursor cursor = ui->text->textCursor();
selected_text = cursor.selectedText();
if(selected_text != "") {
QString dictionary_position_str = QString::number(dictionary_position);
ui->definitionStatusLabel->setText(dictionary_position_str);
selected_text = selected_text.toLower();
QStringList parts = selected_text.split(' ', QString::SkipEmptyParts);
for (int i = 0; i < parts.size(); ++i)
parts[i].replace(0, 1, parts[i][0].toUpper());
word = parts.join(" ");
letter = word.left(1);
selected_text_str = word.toStdString();
dictionary_lookup(selected_text_str, letter, dictionary_position);
ui->wordLabel->setText(word);
ui->definitionLabel->setText(definition);
if(checkconfig_match(".config/06-words/config", selected_text_str) == true) {
ui->saveWordBtn->setText("");
ui->saveWordBtn->setIcon(QIcon(":/resources/starred_star.png"));
}
else {
ui->saveWordBtn->setText("");
ui->saveWordBtn->setIcon(QIcon(":/resources/star.png"));
}
wordwidgetLock = true;
wordwidget_show();
}
else {
;
}
}
}
void reader::on_nightModeBtn_clicked()
{
if(isNightModeActive == true) {
// Disabling night/dark mode
string_writeconfig("/tmp/invertScreen", "n");
string_writeconfig(".config/10-dark_mode/config", "false");
ui->nightModeBtn->setIcon(QIcon(":/resources/nightmode-empty.png"));
isNightModeActive = false;
}
else {
// Enabling night/dark mode
string_writeconfig("/tmp/invertScreen", "y");
string_writeconfig(".config/10-dark_mode/config", "true");
ui->nightModeBtn->setIcon(QIcon(":/resources/nightmode-full.png"));
isNightModeActive = true;
}
}
void reader::openUsbmsDialog() {
global::usbms::showUsbmsDialog = false;
global::usbms::usbmsDialog = true;
generalDialogWindow = new generalDialog(this);
generalDialogWindow->setAttribute(Qt::WA_DeleteOnClose);
generalDialogWindow->show();
QApplication::processEvents();
}
QString reader::setPageNumberLabelContent() {
QString content;
if(is_epub == true) {
QString pageNumber;
QString totalPages;
pageNumberInt = mupdf::epub::epubPageNumber;
pageNumber = QString::number(pageNumberInt);
totalPages = QString::number(totalPagesInt);
content.append(pageNumber);
content.append(" <i>of</i> ");
content.append(totalPages);
}
else if(is_pdf == true) {
QString pageNumber;
QString totalPages;
pageNumberInt = mupdf::pdf::pdfPageNumber;
pageNumber = QString::number(pageNumberInt);
totalPages = QString::number(totalPagesInt);
content.append(pageNumber);
content.append(" <i>of</i> ");
content.append(totalPages);
}
else {
QString pageNumber;
QString totalPages;
pageNumberInt = split_files_number - split_total;
totalPagesInt = split_files_number - 2;
pageNumber = QString::number(pageNumberInt);
totalPages = QString::number(totalPagesInt);
content.append(pageNumber);
content.append(" <i>of</i> ");
content.append(totalPages);
}
return content;
}
void reader::setupPageWidget() {
QString pageNumberInfoLabelContent = setPageNumberLabelContent();
ui->pageNumberLabel->setText(pageNumberInfoLabelContent);
ui->pageProgressBar->setMaximum(totalPagesInt);
ui->pageProgressBar->setMinimum(1);
ui->pageProgressBar->setValue(pageNumberInt);
}
void reader::getTotalEpubPagesNumber() {
QString epubProg ("sh");
QStringList epubArgs;
convertMuPdfVars(0);
epubArgs << "/mnt/onboard/.adds/inkbox/epub.sh" << mupdf::epub::fontSize_qstr << mupdf::epub::width_qstr << mupdf::epub::height_qstr << mupdf::epub::epubPageNumber_qstr << "get_pages_number";
QProcess *epubProc = new QProcess();
epubProc->start(epubProg, epubArgs);
epubProc->waitForFinished();
epubProc->deleteLater();
string_checkconfig_ro("/run/epub_total_pages_number");
totalPagesInt = checkconfig_str_val.toInt();
}
void reader::on_gotoBtn_clicked()
{
global::keyboard::keypadDialog = true;
generalDialogWindow = new generalDialog();
generalDialogWindow->setAttribute(Qt::WA_DeleteOnClose);
connect(generalDialogWindow, SIGNAL(gotoPageSelected(int)), SLOT(gotoPage(int)));
generalDialogWindow->show();
}
void reader::gotoPage(int pageNumber) {
if(is_epub == true) {
if(pageNumber > totalPagesInt or pageNumber < 1) {
showToast("Request is beyond page range");
}
else {
mupdf::epub::epubPageNumber = pageNumber;
setup_book(book_file, mupdf::epub::epubPageNumber, true);
ui->text->setText("");
ui->text->setText(epubPageContent);
pagesTurned = 0;
writeconfig_pagenumber(false);
alignText(textAlignment);
}
}
else if(is_pdf == true) {
if(pageNumber > totalPagesInt or pageNumber < 1) {
showToast("Request is beyond page range");
}
else {
mupdf::pdf::pdfPageNumber = pageNumber;
setup_book(book_file, mupdf::pdf::pdfPageNumber, true);
setupPng();
pagesTurned = 0;
writeconfig_pagenumber(false);
}
}
else {
if(split_files_number - pageNumber < 2 or split_files_number - pageNumber > split_files_number - 1) {
showToast("You've reached the end of the document");
}
else {
split_total = split_files_number - pageNumber;
setup_book(book_file, split_total, false);
ui->text->setText("");
ui->text->setText(ittext);
pagesTurned = 0;
writeconfig_pagenumber(false);
alignText(textAlignment);
}
}
setupPageWidget();
refreshScreen();
}
void reader::on_searchBtn_clicked()
{
global::forbidOpenSearchDialog = false;
setupSearchDialog();
}
void reader::setupSearchDialog() {
if(global::forbidOpenSearchDialog == false) {
global::keyboard::keyboardDialog = true;
global::keyboard::searchDialog = true;
global::keyboard::keyboardText = "";
generalDialogWindow = new generalDialog();
generalDialogWindow->setAttribute(Qt::WA_DeleteOnClose);
connect(generalDialogWindow, SIGNAL(refreshScreen()), SLOT(searchRefreshScreen()));
connect(generalDialogWindow, SIGNAL(destroyed(QObject*)), SLOT(setupSearchDialog()));
connect(generalDialogWindow, SIGNAL(openBookFile(QString, bool)), SLOT(openBookFileNative(QString, bool)));
connect(generalDialogWindow, SIGNAL(showToast(QString)), SLOT(showToast(QString)));
generalDialogWindow->show();
}
else {
;
}
}
void reader::setBitterFont() {
QString family;
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/Bitter-Medium.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/Bitter-MediumItalic.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/Bitter-Bold.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/Bitter-BoldItalic.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
QFont bitter(family);
ui->text->setFont(bitter);
ui->fontChooser->setCurrentText("Bitter");
}
void reader::setCrimsonProFont() {
QString family;
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/CrimsonPro-Regular.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/CrimsonPro-Italic.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/CrimsonPro-Bold.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/CrimsonPro-BoldItalic.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
QFont crimson(family);
ui->text->setFont(crimson);
ui->fontChooser->setCurrentText("Crimson Pro");
}
void reader::setIbarraFont() {
QString family;
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/IbarraRealNova-Medium.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/IbarraRealNova-MediumItalic.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/IbarraRealNova-Bold.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
{
int id = QFontDatabase::addApplicationFont(":/resources/fonts/IbarraRealNova-BoldItalic.ttf");
family = QFontDatabase::applicationFontFamilies(id).at(0);
}
QFont ibarra(family);
ui->text->setFont(ibarra);
ui->fontChooser->setCurrentText("Ibarra Real Nova");
}
void reader::searchRefreshScreen() {
this->repaint();
}
void reader::showToast(QString messageToDisplay) {
global::toast::message = messageToDisplay;
toastWindow = new toast(this);
toastWindow->setAttribute(Qt::WA_DeleteOnClose);
toastWindow->show();
}
void reader::saveReadingSettings() {
writeconfig_pagenumber(true);
}
void reader::setupLocalSettingsEnvironment() {
QString pageNumberDirPath = ".config/A-page_number";
QDir pageNumberDir;
pageNumberDir.mkpath(pageNumberDirPath);
}
void reader::setupPng() {
// Note: Output file is supposed to be '/run/page.png', but somehow mutool puts it in '/run/page1.png'
QPixmap pixmap("/run/page1.png");
// Initialized above
graphicsScene->clear();
graphicsScene->addPixmap(pixmap);
// Shrinking scene if item is smaller than previous one
QRectF rect = graphicsScene->itemsBoundingRect();
graphicsScene->setSceneRect(rect);
ui->graphicsView->items().clear();
ui->graphicsView->setScene(graphicsScene);
}
bool reader::pdf_file_match(QString file) {
QString fileExt = file.right(3);
if(fileExt == "pdf" or fileExt == "PDF") {
string_writeconfig("/inkbox/bookIsPdf", "true");
return true;
}
else {
string_writeconfig("/inkbox/bookIsPdf", "false");
return false;
}
}
void reader::getTotalPdfPagesNumber() {
QString epubProg ("sh");
QStringList epubArgs;
convertMuPdfVars(0);
epubArgs << "/mnt/onboard/.adds/inkbox/pdf_get_total_pages_number.sh" << book_file;
QProcess * epubProc = new QProcess();
epubProc->start(epubProg, epubArgs);
epubProc->waitForFinished();
epubProc->deleteLater();
string_checkconfig_ro("/run/pdf_total_pages_number");
totalPagesInt = checkconfig_str_val.toInt();
}
void reader::on_pdfScaleSlider_valueChanged(int value)
{
if(value == 1) {
mupdf::pdf::relativeWidth = 1 * mupdf::pdf::width;
mupdf::pdf::relativeHeight = 1 * mupdf::pdf::height;
}
else if(value == 2) {
mupdf::pdf::relativeWidth = 1.50 * mupdf::pdf::width;
mupdf::pdf::relativeHeight = 1.50 * mupdf::pdf::height;
}
else if(value == 3) {
mupdf::pdf::relativeWidth = 2 * mupdf::pdf::width;
mupdf::pdf::relativeHeight = 2 * mupdf::pdf::height;
}
else if(value == 4) {
mupdf::pdf::relativeWidth = 2.50 * mupdf::pdf::width;
mupdf::pdf::relativeHeight = 2.50 * mupdf::pdf::height;
}
if(value != 1) {
ui->graphicsView->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
ui->graphicsView->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
}
else {
if(checkconfig(".config/14-reader_scrollbar/config") == true) {
ui->graphicsView->setHorizontalScrollBarPolicy(Qt::ScrollBarAsNeeded);
ui->graphicsView->setVerticalScrollBarPolicy(Qt::ScrollBarAsNeeded);
}
else {
ui->graphicsView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
ui->graphicsView->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
}
}
mupdf::convertRelativeValues = true;
setup_book(book_file, mupdf::pdf::pdfPageNumber, true);
setupPng();
}
void reader::on_decreaseScaleBtn_clicked()
{
int sliderCurrentValue;
int sliderWantedValue;
sliderCurrentValue = ui->pdfScaleSlider->value();
sliderWantedValue = sliderCurrentValue - 1;
if(sliderWantedValue < ui->pdfScaleSlider->QAbstractSlider::minimum()) {
showToast("Minimum scale reached");
}
else {
ui->pdfScaleSlider->setValue(sliderWantedValue);
}
}
void reader::on_increaseScaleBtn_clicked()
{
int sliderCurrentValue;
int sliderWantedValue;
sliderCurrentValue = ui->pdfScaleSlider->value();
sliderWantedValue = sliderCurrentValue + 1;
if(sliderWantedValue > ui->pdfScaleSlider->QAbstractSlider::maximum()) {
showToast("Maximum scale reached");
}
else {
ui->pdfScaleSlider->setValue(sliderWantedValue);
}
}
void reader::openBookFileNative(QString book, bool relativePath) {
if(global::runningInstanceIsReaderOnly == false) {
emit openBookFile(book, relativePath);
}
else {
showToast("Not supported");
}
}