touchgfx::Bitmap::dynamicBitmapSetSolidRect() method
@fn static bool Bitmap::dynamicBitmapSetSolidRect(BitmapId id, const Rect& solidRect); Set the solid rectangle of a dynamic bitmap Set the solid rectangle of a dynamic bitmap. Only relevant for RGBA8888 bitmaps. The solid part of the bitmap is drawn faster than the transparent parts.
Arguments
id
The identifier.
solidRect
The solid rectangle.
Return value
true if it succeeds, false if it fails.