[Scaling] Recalculate scaling ratio based on reference device, N9. Recalculate...

[Scaling] Recalculate scaling ratio based on reference device, N9. Recalculate font scaling ratio and adjust fontSizes according to that

src/controls/sizing.cpp

@@ -11,35 +11,34 @@ Sizing::Sizing(QObject *parent) : QObject(parent)
     m_dp_factor = 1;
 
     m_densitie = mdpi;
+    qreal refHeight =  854.; //N9
+    qreal refWidth = 480.; //N9
+    qreal refDpi = 251; //N9
 
     m_p_height = qgetenv("QT_QPA_EGLFS_PHYSICAL_HEIGHT").toInt();
     m_p_width = qgetenv("QT_QPA_EGLFS_PHYSICAL_WIDTH").toInt();
 
     QScreen *screen = QGuiApplication::primaryScreen();
 
-    m_height = screen->size().height();
-    m_width = screen->size().width();
 
-    m_dpi = screen->physicalDotsPerInch();
+    m_height = qMax(screen->size().width(), screen->size().height());
+    m_width = qMin(screen->size().width(), screen->size().height());
 
-    int largerSide;
+    m_dpi = screen->physicalDotsPerInch();
 
+    m_scaleRatio = qMin(m_height/refHeight, m_width/refWidth);
+    m_fontRatio = floor(m_scaleRatio*10) /10; //qMin(m_height*refDpi/(m_dpi*refHeight), m_width*refDpi/(m_dpi*refWidth))*10)/10;
     qDebug() << "Height: " << m_height << "Width: " << m_width;
+    qDebug() << "Scale ratio: " << m_scaleRatio << " Font: " << m_fontRatio;
 
-     if(m_height > m_width) {
-         largerSide = m_width;
-     } else {
-         largerSide = m_height;
-     }
-      
-     if(largerSide > 2160){
+    if(m_width >= 2160){
         //>2160
         m_launcher_icon_size = 256;
-     }else if (largerSide > 1080){
-         //1081-2160
+    }else if (m_width >= 1080){
+        //1080-2159
         m_launcher_icon_size = 128;
-     }else if(largerSide > 720){
-         //721-1080
+    }else if(m_width >= 720){
+        //720-1079
         m_launcher_icon_size = 108;
     }else {
         //>720
@@ -130,6 +129,11 @@ float Sizing::dp(float value)
     return value*m_dp_factor;
 }
 
+float Sizing::ratio(float value)
+{
+    return floor(value*m_scaleRatio);
+}
+
 
 void Sizing::setMmScaleFactor(float value)
 {
@@ -152,3 +156,15 @@ void Sizing::setDpScaleFactor(float value)
         m_dp_factor = value;
     }
 }
+
+void Sizing::setScaleRatio(qreal scaleRatio)
+{
+    if(scaleRatio != 0)
+        m_scaleRatio = scaleRatio;
+}
+
+void Sizing::setFontRatio(qreal fontRatio)
+{
+    if(fontRatio !=0 )
+        m_fontRatio = fontRatio;
+}

src/controls/sizing.h

@@ -31,6 +31,9 @@ public:
 
     float getMmScaleFactor(){return m_mm_factor;}
     float getDpScaleFactor(){return m_dp_factor;}
+    qreal getScaleRatio(){return m_scaleRatio;}
+    qreal getFontRatio(){return m_fontRatio;}
+
 
     int getLauncherIconSize(){return m_launcher_icon_size;}
 
@@ -38,10 +41,15 @@ public:
 
     Q_INVOKABLE float mm(float value);
     Q_INVOKABLE float dp(float value);
+    Q_INVOKABLE float ratio(float value);
 
     Q_INVOKABLE void setMmScaleFactor(float value);
     Q_INVOKABLE void setDpScaleFactor(float value);
 
+    Q_INVOKABLE void setScaleRatio(qreal scaleRatio);
+
+    void setFontRatio(qreal fontRatio);
+
 private:
     bool m_valid;
 
@@ -50,6 +58,8 @@ private:
 
     int m_width;
     int m_height;
+    qreal m_scaleRatio;
+    qreal m_fontRatio;
 
     int m_launcher_icon_size;
 

src/controls/theme.h

@@ -147,11 +147,11 @@ private:
     qreal m_itemSpacingSmall;       //10
     qreal m_itemSpacingExtraSmall;         //8
 
-    int m_fontSizeExtraLarge;     //50
-    int m_fontSizeLarge;           //40
-    int m_fontSizeMedium;      //32
-    int m_fontSizeSmall;          //26
-    int m_fontSizeTiny;           //18
+    int m_fontSizeExtraLarge;     //44
+    int m_fontSizeLarge;          //35
+    int m_fontSizeMedium;         //28
+    int m_fontSizeSmall;          //24
+    int m_fontSizeTiny;           //16
     int m_fontWeightLarge;        //63
     int m_fontWeightMedium;       //25
     QString m_fontFamily;         //???
@@ -164,6 +164,8 @@ private:
     QString m_backgroundAccentColor;  //#ffffff
 
     qreal m_dp;
+    qreal m_scaleRatio;
+    qreal m_fontRatio;
 };
 
 #endif // THEME_H