Changeset 101500 in vbox for trunk/src/VBox/Frontends/VirtualBox

Timestamp:

Oct 18, 2023 2:01:20 PM (16 months ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

159572

Message:

FE/Qt: bugref:10535. Implementing overlay function. Not active.

Location:

trunk/src/VBox/Frontends/VirtualBox/src/globals

Files:

• UIIconPool.cpp (modified) (1 diff)
• UIIconPool.h (modified) (1 diff)

trunk/src/VBox/Frontends/VirtualBox/src/globals/UIIconPool.cpp

@@ -722 +722 @@
     }
 
+    //overlayArchitectureTextOnPixmap("A64", pixmap);
     /* Return pixmap: */
     return pixmap;
 }
+
+void UIIconPoolGeneral::overlayArchitectureTextOnPixmap(const QString &strArch, QPixmap &pixmap) const
+{
+#if 0
+    /* First create a pixmap and draw a background and text on it: */
+    QFontMetrics fontMetrics = qApp->fontMetrics();
+    QRect rect(0, 0, fontMetrics.boundingRect(strArch).width(), fontMetrics.boundingRect(strArch).height());
+    QPixmap textPixmap(rect.size());
+
+    QPainter painter(&textPixmap);
+    QFont font = qApp->font();
+    font.setBold(true);
+    painter.setFont(font);
+    painter.setRenderHint(QPainter::Antialiasing);
+    painter.setRenderHint(QPainter::SmoothPixmapTransform);
+    painter.setRenderHint(QPainter::TextAntialiasing);
+    painter.setPen(QPen(Qt::black, 1));
+    painter.setBrush(QColor(255, 255, 255, 80));
+    painter.drawRect(rect);
+    painter.drawText(rect, Qt::AlignHCenter | Qt::AlignVCenter, strArch);
+
+    /* Now draw that^^ pixmap onto our original pixmap:*/
+    QPainter originalPixmapPainter(&pixmap);
+    originalPixmapPainter.setRenderHint(QPainter::Antialiasing);
+    originalPixmapPainter.setRenderHint(QPainter::SmoothPixmapTransform);
+    QRect targetRect(QPoint(0, 0), QSize(0.34 * pixmap.rect().width(), 0.3 * pixmap.rect().height()));
+    originalPixmapPainter.drawPixmap(targetRect, textPixmap, textPixmap.rect());
+#endif
+#if 1
+    QFont font = qApp->font();
+    /* Set font' size wrt. @p pixmap height: */
+    font.setPixelSize(0.3 * pixmap.rect().height());
+    font.setBold(true);
+    QPainter painter(&pixmap);
+    painter.setFont(font);
+    /* Make a rectangle just a bit larger than text's bounding rect. to have some spacing around the text: */
+    int w = 1.2 * painter.fontMetrics().boundingRect(strArch).size().width();
+    int h = 1.0 * painter.fontMetrics().boundingRect(strArch).size().height();
+    QRect textRect(QPoint(0, 0), QSize(w, h));
+    painter.setRenderHint(QPainter::Antialiasing);
+    painter.setRenderHint(QPainter::SmoothPixmapTransform);
+    painter.setRenderHint(QPainter::TextAntialiasing);
+    painter.setPen(QPen(Qt::black, 1));
+    painter.setBrush(QColor(255, 255, 255, 200));
+    painter.drawRect(textRect);
+    painter.drawText(textRect, Qt::AlignHCenter | Qt::AlignVCenter, strArch);
+#endif
+}

trunk/src/VBox/Frontends/VirtualBox/src/globals/UIIconPool.h

@@ -164 +164 @@
     /** Destructs general icon-pool. */
     virtual ~UIIconPoolGeneral() /* override final */;
+    /** Overlay text @p strArch on top of @p pixmap. */
+    void overlayArchitectureTextOnPixmap(const QString &strArch, QPixmap &pixmap) const;
 
     /** Holds the singleton instance. */