QDS IconFont to Icons importer

Change-Id: Idae58499cf3a3e3967e701597b0f00c16367c602
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>

src/libs/utils/stylehelper.cpp

@@ -35,6 +35,7 @@
 #include <QCommonStyle>
 #include <QStyleOption>
 #include <QWindow>
+#include <QFontDatabase>
 #include <qmath.h>
 
 // Clamps float color values within (0, 255)
@@ -542,6 +543,33 @@ QLinearGradient StyleHelper::statusBarGradient(const QRect &statusBarRect)
     return grad;
 }
 
+QPixmap StyleHelper::getIconFromIconFont(const QString &fontName, const QString &iconSymbol, int fontSize, int iconSize)
+{
+    QFontDatabase a;
+
+    Q_ASSERT(a.hasFamily(fontName));
+
+    if (a.hasFamily(fontName)) {
+        QPixmap icon(iconSize, iconSize);
+        icon.fill(Qt::transparent);
+        QPainter painter(&icon);
+        QFont font(fontName);
+        font.setPixelSize(fontSize);
+        QColor penColor = QApplication::palette("QWidget").color(QPalette::Normal, QPalette::ButtonText);
+
+        painter.save();
+        painter.setPen(penColor);
+        painter.setFont(font);
+        painter.drawText(QRectF(0, 0, iconSize, iconSize), iconSymbol);
+
+        painter.restore();
+
+        return icon;
+    }
+
+    return {};
+}
+
 QString StyleHelper::dpiSpecificImageFile(const QString &fileName)
 {
     // See QIcon::addFile()

src/libs/utils/stylehelper.h

@@ -93,6 +93,8 @@ public:
     static void tintImage(QImage &img, const QColor &tintColor);
     static QLinearGradient statusBarGradient(const QRect &statusBarRect);
 
+    static QPixmap getIconFromIconFont(const QString &fontName, const QString &iconSymbol, int fontSize, int iconSize);
+
     static QString dpiSpecificImageFile(const QString &fileName);
     static QString imageFileWithResolution(const QString &fileName, int dpr);
     static QList<int> availableImageResolutions(const QString &fileName);