This post demonstrates an image widget for Qt. The class rOg_image supports the following features:

• display a QImage in the widget
• display a raw image in the widget
• support smart resize
• mouse wheel zoom in, zoom out
• drag image with mouse
• right button contextual menu
• overload to draw over the image (background or foreground)
• overload to display tool-tip over the image

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Acknoledgents

This class has been developed in collaboration with Simon Landrault (Eskimon).