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Add a setting to control the scaling method used

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luisangelsm
2026-03-06 17:16:51 +01:00
parent 61a7e3b9c6
commit 80de46ce74
4 changed files with 34 additions and 0 deletions
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4
YACReader/configuration.h
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@ -10,6 +10,7 @@
#include <QDate>
#include "yacreader_global_gui.h"
#include "resize_image.h"
#define CONF_FILE_PATH "."
#define SLIDE_ASPECT_RATIO 1.585
@ -117,6 +118,9 @@ public:
MouseMode getMouseMode() { return static_cast<MouseMode>(settings->value(MOUSE_MODE, MouseMode::Normal).toInt()); }
void setMouseMode(MouseMode mouseMode) { settings->setValue(MOUSE_MODE, static_cast<int>(mouseMode)); }
ScaleMethod getScalingMethod() { return static_cast<ScaleMethod>(settings->value(SCALING_METHOD, static_cast<int>(ScaleMethod::Lanczos)).toInt()); }
void setScalingMethod(ScaleMethod method) { settings->setValue(SCALING_METHOD, static_cast<int>(method)); }
};
}

26
YACReader/options_dialog.cpp
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@ -12,6 +12,7 @@
#include <QLabel>
#include <QColorDialog>
#include <QCheckBox>
#include <QComboBox>
#include <QMessageBox>
#include "theme_manager.h"
#include "theme_factory.h"
@ -198,6 +199,23 @@ OptionsDialog::OptionsDialog(QWidget *parent)
doublePageBoxLayout->addWidget(coverSPCheckBox);
doublePageBox->setLayout(doublePageBoxLayout);
layoutImageV->addWidget(doublePageBox);
auto scalingBox = new QGroupBox(tr("Scaling"));
auto scalingLayout = new QHBoxLayout();
scalingLayout->addWidget(new QLabel(tr("Scaling method")));
scalingMethodCombo = new QComboBox();
scalingMethodCombo->addItem(tr("Nearest (fast, low quality)"));
scalingMethodCombo->addItem(tr("Bilinear"));
scalingMethodCombo->addItem(tr("Lanczos (better quality)"));
connect(scalingMethodCombo, &QComboBox::currentIndexChanged, this, [this](int index) {
Configuration::getConfiguration().setScalingMethod(static_cast<ScaleMethod>(index));
emit changedImageOptions();
});
scalingLayout->addWidget(scalingMethodCombo);
scalingLayout->addStretch();
scalingBox->setLayout(scalingLayout);
layoutImageV->addWidget(scalingBox);
layoutImageV->addStretch();
// IMAGE ADJUSTMENTS END -----------------------------
@ -294,6 +312,9 @@ void OptionsDialog::saveOptions()
}
Configuration::getConfiguration().setMouseMode(mouseMode);
Configuration::getConfiguration().setScalingMethod(static_cast<ScaleMethod>(scalingMethodCombo->currentIndex()));
emit changedImageOptions();
YACReaderOptionsDialog::saveOptions();
}
@ -330,6 +351,11 @@ void OptionsDialog::restoreOptions(QSettings *settings)
#endif
disableScrollAnimations->setChecked(settings->value(DISABLE_SCROLL_ANIMATION, defaultDisableScrollAnimationsValue).toBool());
{
QSignalBlocker blocker(scalingMethodCombo);
scalingMethodCombo->setCurrentIndex(static_cast<int>(Configuration::getConfiguration().getScalingMethod()));
}
auto mouseMode = Configuration::getConfiguration().getMouseMode();
switch (mouseMode) {

3
YACReader/options_dialog.h
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@ -6,6 +6,7 @@
#include <QPointer>
class QComboBox;
class QDialog;
class QLabel;
class QLineEdit;
@ -62,6 +63,8 @@ private:
QColor currentColor;
QComboBox *scalingMethodCombo;
QRadioButton *normalMouseModeRadioButton;
QRadioButton *leftRightNavigationMouseModeRadioButton;
QRadioButton *hotAreasMouseModeRadioButton;

1
common/yacreader_global_gui.h
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@ -39,6 +39,7 @@
#define USE_SINGLE_SCROLL_STEP_TO_TURN_PAGE "USE_SINGLE_SCROLL_STEP_TO_TURN_PAGE"
#define DISABLE_SCROLL_ANIMATION "DISABLE_SCROLL_ANIMATION"
#define MOUSE_MODE "MOUSE_MODE"
#define SCALING_METHOD "SCALING_METHOD"
#define FLOW_TYPE_GL "FLOW_TYPE_GL"
#define Y_POSITION "Y_POSITION"