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scale based on dpi

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This commit is contained in:
uncor3
2025-12-09 15:01:03 +00:00
parent aa7c516bbb
commit 9f36c23768
1 changed files with 38 additions and 4 deletions
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src/iDescriptor-ui.h
+38 -4
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@@ -21,11 +21,14 @@
#include "settingsmanager.h"
#include <QAbstractButton>
#include <QApplication>
// #include <QDesktopWidget> // Qt6: removed, use QScreen
#include <QGraphicsView>
#include <QGuiApplication>
#include <QLabel>
#include <QMainWindow>
#include <QMouseEvent>
#include <QPainter>
#include <QScreen>
#include <QSlider>
#include <QSplitter>
#include <QSplitterHandle>
@@ -43,6 +46,34 @@
#define COLOR_BLUE QColor("#2b5693")
#define COLOR_ACCENT_BLUE QColor("#0b5ed7")
class ScaledSize
{
public:
static QSize getScaledSize(const QSize &size)
{
return {static_cast<int>(size.width() * getXScaleFactor()),
static_cast<int>(size.height() * getYScaleFactor())};
}
static qreal getXScaleFactor()
{
QScreen *screen = QGuiApplication::primaryScreen();
if (!screen)
return 1.0;
return screen->logicalDotsPerInchX() / getReferenceDpiValue();
}
static qreal getYScaleFactor()
{
QScreen *screen = QGuiApplication::primaryScreen();
if (!screen)
return 1.0;
return screen->logicalDotsPerInchY() / getReferenceDpiValue();
}
private:
static qreal getReferenceDpiValue() { return 96.0; }
};
// A custom QGraphicsView that keeps the content fitted with aspect ratio on
// resize
class ResponsiveGraphicsView : public QGraphicsView
@@ -157,7 +188,8 @@ public:
SettingsManager::sharedInstance()->iconSizeBaseMultiplier();
int intBaseSize = qRound(baseSize);
m_iconSize = QSize(intBaseSize, intBaseSize);
setFixedSize(intBaseSize + 10, intBaseSize + 10);
setFixedSize(ScaledSize::getScaledSize(
QSize(intBaseSize + 10, intBaseSize + 10)));
update();
setCursor(Qt::PointingHandCursor);
@@ -209,7 +241,8 @@ private:
SettingsManager::sharedInstance()->iconSizeBaseMultiplier();
int intBaseSize = qRound(baseSize);
setFixedSize(intBaseSize + 10, intBaseSize + 10);
setFixedSize(ScaledSize::getScaledSize(
QSize(intBaseSize + 10, intBaseSize + 10)));
m_iconSize = QSize(intBaseSize, intBaseSize);
update();
@@ -221,7 +254,6 @@ private:
qreal m_iconSizeMultiplier;
};
// Add this new class for display-only icons
class ZIconLabel : public QLabel
{
Q_OBJECT
@@ -278,7 +310,9 @@ private:
SettingsManager::sharedInstance()->iconSizeBaseMultiplier();
int intBaseSize = qRound(baseSize);
setFixedSize(intBaseSize + 10, intBaseSize + 10);
// Make label DPI-aware too
setFixedSize(ScaledSize::getScaledSize(
QSize(intBaseSize + 10, intBaseSize + 10)));
m_iconSize = QSize(intBaseSize, intBaseSize);
update();