Add support for loading custom comic images

YACReaderLibrary/images.qrc

@@ -43,6 +43,7 @@
         <file>../images/flow4.png</file>
         <file>../images/flow5.png</file>
         <file>../images/glowLine.png</file>
+        <file>../images/loadCustomCover.svg</file>
         <file>../images/hiddenCovers.png</file>
         <file>../images/icon-new.svg</file>
         <file>../images/iconLibrary.png</file>

YACReaderLibrary/library_window.cpp

@@ -1,6 +1,7 @@
 #include "library_window.h"
 
 #include "yacreader_global.h"
+#include "yacreader_global_gui.h"
 
 #include <QHBoxLayout>
 #include <QSplitter>
@@ -2313,12 +2314,7 @@ void LibraryWindow::setFolderCover()
 
 void LibraryWindow::setCustomFolderCover(Folder folder)
 {
-    QString supportedImageFormatsString;
-    for (const QByteArray &format : QImageReader::supportedImageFormats()) {
-        supportedImageFormatsString += QString("*.%1 ").arg(QString(format));
-    }
-
-    QString customCoverPath = QFileDialog::getOpenFileName(this, tr("Select custom cover"), QDir::homePath(), tr("Images (%1)").arg(supportedImageFormatsString));
+    auto customCoverPath = YACReader::imageFileLoader(this);
     if (!customCoverPath.isEmpty()) {
         QImage cover(customCoverPath);
         if (cover.isNull()) {

YACReaderLibrary/properties_dialog.cpp

@@ -1,5 +1,8 @@
 #include "properties_dialog.h"
 
+#include "yacreader_global_gui.h"
+
+#include "cover_utils.h"
 #include "data_base_management.h"
 #include "initial_comic_info_extractor.h"
 #include "yacreader_field_edit.h"
@@ -102,15 +105,23 @@ void PropertiesDialog::createCoverBox()
 
     showPreviousCoverPageButton = new QToolButton();
     showPreviousCoverPageButton->setIcon(QIcon(":/images/previousCoverPage.png"));
+    showPreviousCoverPageButton->setToolTip(tr("Load previous page as cover"));
     showPreviousCoverPageButton->setStyleSheet("QToolButton {border:none;}");
     showNextCoverPageButton = new QToolButton();
     showNextCoverPageButton->setIcon(QIcon(":/images/nextCoverPage.png"));
+    showNextCoverPageButton->setToolTip(tr("Load next page as cover"));
     showNextCoverPageButton->setStyleSheet("QToolButton {border:none;}");
 
     resetCoverButton = new QToolButton();
     resetCoverButton->setIcon(QIcon(":/images/resetCover.svg"));
+    resetCoverButton->setToolTip(tr("Reset cover to the default image"));
     resetCoverButton->setStyleSheet("QToolButton {border:none;}");
 
+    loadCustomCoverImageButton = new QToolButton();
+    loadCustomCoverImageButton->setIcon(QIcon(":/images/loadCustomCover.svg"));
+    loadCustomCoverImageButton->setToolTip(tr("Load custom cover image"));
+    loadCustomCoverImageButton->setStyleSheet("QToolButton {border:none;}");
+
     coverPageNumberLabel = new QLabel("-");
 
     coverPageNumberLabel->setStyleSheet("QLabel {color: white; font-weight:bold; font-size:14px;}");
@@ -122,6 +133,8 @@ void PropertiesDialog::createCoverBox()
     layout->addWidget(showNextCoverPageButton, 0, Qt::AlignVCenter);
     layout->addSpacing(5);
     layout->addWidget(resetCoverButton, 0, Qt::AlignVCenter);
+    layout->addSpacing(5);
+    layout->addWidget(loadCustomCoverImageButton, 0, Qt::AlignVCenter);
 
     coverPageEdit->setStyleSheet("QLineEdit {border:none;}");
     layout->setSpacing(0);
@@ -139,6 +152,7 @@ void PropertiesDialog::createCoverBox()
     connect(showPreviousCoverPageButton, &QAbstractButton::clicked, this, &PropertiesDialog::loadPreviousCover);
     connect(showNextCoverPageButton, &QAbstractButton::clicked, this, &PropertiesDialog::loadNextCover);
     connect(resetCoverButton, &QAbstractButton::clicked, this, &PropertiesDialog::resetCover);
+    connect(loadCustomCoverImageButton, &QAbstractButton::clicked, this, &PropertiesDialog::loadCustomCoverImage);
 }
 
 void PropertiesDialog::createGeneralInfoBox()
@@ -441,6 +455,8 @@ QImage blurred(const QImage &image, const QRect &rect, int radius, bool alphaOnl
 
 void PropertiesDialog::loadComic(ComicDB &comic)
 {
+    customCover = QImage();
+
     if (!comic.info.series.isNull())
         series->setText(comic.info.series.toString());
     if (!comic.info.title.isNull())
@@ -583,9 +599,13 @@ void PropertiesDialog::updateButtons()
 
 void PropertiesDialog::setComics(QList<ComicDB> comics)
 {
-    updated = false;
     sequentialEditing = false;
 
+    updated = false;
+    currentComicIndex = 0;
+    coverChanged = false;
+    customCover = QImage();
+
     this->comics = comics;
 
     ComicDB comic = comics[0];
@@ -702,9 +722,12 @@ void PropertiesDialog::setComics(QList<ComicDB> comics)
 
 void PropertiesDialog::setComicsForSequentialEditing(int currentComicIndex, QList<ComicDB> comics)
 {
-    updated = false;
     sequentialEditing = true;
 
+    updated = false;
+    coverChanged = false;
+    customCover = QImage();
+
     this->comics = comics;
     this->currentComicIndex = currentComicIndex;
 
@@ -789,7 +812,11 @@ void PropertiesDialog::save()
 
         if (sequentialEditing)
             if (coverChanged) {
-                itr->info.coverPage = coverPageNumberLabel->text().toInt();
+                if (customCover.isNull()) {
+                    itr->info.coverPage = coverPageNumberLabel->text().toInt();
+                } else {
+                    itr->info.coverPage = QVariant();
+                }
                 edited = true;
             }
 
@@ -957,15 +984,22 @@ void PropertiesDialog::save()
     if (sequentialEditing) {
         if (coverChanged) {
             auto coverPath = LibraryPaths::coverPath(basePath, comics[currentComicIndex].info.hash);
-            InitialComicInfoExtractor ie(basePath + comics[currentComicIndex].path, coverPath, comics[currentComicIndex].info.coverPage.toInt());
-            ie.extract();
 
-            if (ie.getOriginalCoverSize().second > 0) {
-                comics[currentComicIndex].info.originalCoverSize = QString("%1x%2").arg(ie.getOriginalCoverSize().first).arg(ie.getOriginalCoverSize().second);
-                comics[currentComicIndex].info.coverSizeRatio = static_cast<float>(ie.getOriginalCoverSize().first) / ie.getOriginalCoverSize().second;
+            if (customCover.isNull()) {
+                InitialComicInfoExtractor ie(basePath + comics[currentComicIndex].path, coverPath, comics[currentComicIndex].info.coverPage.toInt());
+                ie.extract();
+
+                if (ie.getOriginalCoverSize().second > 0) {
+                    comics[currentComicIndex].info.originalCoverSize = QString("%1x%2").arg(ie.getOriginalCoverSize().first).arg(ie.getOriginalCoverSize().second);
+                    comics[currentComicIndex].info.coverSizeRatio = static_cast<float>(ie.getOriginalCoverSize().first) / ie.getOriginalCoverSize().second;
+                }
+
+                emit coverChangedSignal(comics[currentComicIndex]);
+            } else {
+
+                YACReader::saveCover(coverPath, customCover);
+                emit coverChangedSignal(comics[currentComicIndex]);
             }
-
-            emit coverChangedSignal(comics[currentComicIndex]);
         }
     }
 }
@@ -1125,11 +1159,32 @@ void PropertiesDialog::loadPreviousCover()
 void PropertiesDialog::resetCover()
 {
     setCoverPage(1);
-    coverChanged = 1 != comics[currentComicIndex].info.coverPage.toInt();
+    coverChanged = true; // it could be that the cover is a custom cover, so we need to always update it
+}
+
+void PropertiesDialog::loadCustomCoverImage()
+{
+    auto path = YACReader::imageFileLoader(this);
+
+    if (path.isEmpty()) {
+        return;
+    }
+
+    customCover = QImage(path);
+    coverChanged = true;
+
+    if (customCover.isNull()) {
+        QMessageBox::warning(this, tr("Invalid cover"), tr("The image is invalid."));
+        return;
+    }
+
+    setCover(QPixmap::fromImage(customCover));
 }
 
 void PropertiesDialog::setCoverPage(int pageNumber)
 {
+    customCover = QImage();
+
     updateCoverPageNumberLabel(pageNumber);
     InitialComicInfoExtractor ie(basePath + comics[currentComicIndex].path, "", pageNumber);
     ie.extract();

YACReaderLibrary/properties_dialog.h

@@ -118,6 +118,7 @@ private:
     QLabel *coverPageNumberLabel;
 
     QToolButton *resetCoverButton;
+    QToolButton *loadCustomCoverImageButton;
 
     void createTabBar();
     void createCoverBox();
@@ -144,6 +145,8 @@ private:
     bool updated;
     QString originalCoverSize;
 
+    QImage customCover;
+
 public:
     PropertiesDialog(QWidget *parent = nullptr);
     QString databasePath;
@@ -171,6 +174,7 @@ public slots:
     void loadNextCover();
     void loadPreviousCover();
     void resetCover();
+    void loadCustomCoverImage();
     void setCoverPage(int pageNumber);
     bool close();
 

common/comic_db.cpp

@@ -404,12 +404,7 @@ ComicInfo &ComicInfo::operator=(const ComicInfo &comicInfo)
 
 QPixmap ComicInfo::getCover(const QString &basePath)
 {
-    if (cover.isNull()) {
-        cover.load(YACReader::LibraryPaths::coverPath(basePath, hash));
-    }
-    QPixmap c;
-    c.convertFromImage(cover);
-    return c;
+    return QPixmap(YACReader::LibraryPaths::coverPath(basePath, hash));
 }
 
 QStringList ComicInfo::getWriters()

common/comic_db.h

@@ -84,7 +84,7 @@ public:
 
     QVariant comicVineID; // string
 
-    QImage cover;
+    // QImage cover;
 
     QVariant lastTimeOpened; // integer/date
     QVariant coverSizeRatio; // h/w
@@ -189,8 +189,6 @@ public:
 
     Q_PROPERTY(QVariant comicVineID MEMBER comicVineID CONSTANT)
 
-    Q_PROPERTY(QImage cover MEMBER cover CONSTANT)
-
     Q_PROPERTY(QVariant lastTimeOpened MEMBER lastTimeOpened CONSTANT)
 
     Q_PROPERTY(QVariant coverSizeRatio MEMBER coverSizeRatio CONSTANT)

common/yacreader_global_gui.cpp

@@ -2,6 +2,8 @@
 
 #include <QtCore>
 #include <QAction>
+#include <QImageReader>
+#include <QFileDialog>
 
 using namespace YACReader;
 
@@ -99,3 +101,13 @@ QPixmap YACReader::hdpiPixmap(const QString &file, QSize size)
 {
     return QIcon(file).pixmap(size);
 }
+
+QString YACReader::imageFileLoader(QWidget *parent)
+{
+    QString supportedImageFormatsString;
+    for (const QByteArray &format : QImageReader::supportedImageFormats()) {
+        supportedImageFormatsString += QString("*.%1 ").arg(QString(format));
+    }
+
+    return QFileDialog::getOpenFileName(parent, QObject::tr("Select custom cover"), QDir::homePath(), QObject::tr("Images (%1)").arg(supportedImageFormatsString));
+}

common/yacreader_global_gui.h

@@ -112,6 +112,6 @@ QString addExtensionToIconPath(const QString &path);
 QString addExtensionToIconPathInToolbar(const QString &path);
 QAction *actionWithCustomIcon(const QIcon &icon, QAction *action);
 QPixmap hdpiPixmap(const QString &file, QSize size);
-
+QString imageFileLoader(QWidget *parent);
 }
 #endif