Parameters
- thumbnail
- The thumbnail, which is painting.
- thumbnailRect
- The bounding rect, in viewer space, of thumbnail.
- thumbnailDrawingRect
- The drawing rect, in graphics space, of thumbnail.
- thumbnailImageDrawingRect
- The drawing rect, in graphics space, of thumbnail image.
- thumbnailIndex
- A zero-based index of thumbnail in the thumbnail viewer.
- thumbnailImage
- A thumbnail image.
- graphics
- Graphics, which is used to paint the thumbnail.