public abstract class CustomRenderingView : ElmSharp.Widget, ElmSharp.Accessible.IAccessibleObject {
	// constructors
	public CustomRenderingView (ElmSharp.EvasObject parent);
	// fields
	protected IntPtr evasImage;
	// properties
	public SkiaSharp.SKSize CanvasSize { get; }
	public RenderingMode RenderingMode { get; set; }
	// methods
	protected virtual void CreateDrawingSurface ();
	protected override IntPtr CreateHandle (ElmSharp.EvasObject parent);
	protected virtual void CreateNativeResources (ElmSharp.EvasObject parent);
	protected virtual void DestroyDrawingSurface ();
	protected virtual void DestroyNativeResources ();
	protected virtual SkiaSharp.SKSizeI GetSurfaceSize ();
	public void Invalidate ();
	protected virtual void OnDrawFrame ();
	protected void OnResized ();
	protected override void OnUnrealize ();
	protected virtual bool UpdateSurfaceSize (ElmSharp.Rect geometry);
}

public static class Extensions {
}

[Serializable]
public enum RenderingMode {
	Continuously = 0,
	WhenDirty = 1,
}

public class SKCanvasView : SkiaSharp.Views.Tizen.CustomRenderingView, ElmSharp.Accessible.IAccessibleObject {
	// constructors
	public SKCanvasView (ElmSharp.EvasObject parent);
	// properties
	public bool IgnorePixelScaling { get; set; }
	// events
	public event System.EventHandler<SKPaintSurfaceEventArgs> PaintSurface;
	// methods
	protected override SkiaSharp.SKSizeI GetSurfaceSize ();
	protected override void OnDrawFrame ();
	protected virtual void OnDrawFrame (SKPaintSurfaceEventArgs e);
	protected override bool UpdateSurfaceSize (ElmSharp.Rect geometry);
}

public class SKGLSurfaceView : SkiaSharp.Views.Tizen.CustomRenderingView, ElmSharp.Accessible.IAccessibleObject {
	// constructors
	public SKGLSurfaceView (ElmSharp.EvasObject parent);
	// properties
	public SkiaSharp.GRContext GRContext { get; }
	// events
	public event System.EventHandler<SKPaintGLSurfaceEventArgs> PaintSurface;
	// methods
	protected override void CreateDrawingSurface ();
	protected override void CreateNativeResources (ElmSharp.EvasObject parent);
	protected override void DestroyDrawingSurface ();
	protected override void DestroyNativeResources ();
	protected override SkiaSharp.SKSizeI GetSurfaceSize ();
	protected override void OnDrawFrame ();
	protected virtual void OnDrawFrame (SKPaintGLSurfaceEventArgs e);
	protected override bool UpdateSurfaceSize (ElmSharp.Rect geometry);
}

public class SKPaintGLSurfaceEventArgs : System.EventArgs {
	// constructors
	public SKPaintGLSurfaceEventArgs (SkiaSharp.SKSurface surface, SkiaSharp.GRBackendRenderTargetDesc renderTarget);
	// properties
	public SkiaSharp.GRBackendRenderTargetDesc RenderTarget { get; }
	public SkiaSharp.SKSurface Surface { get; }
}

public class SKPaintSurfaceEventArgs : System.EventArgs {
	// constructors
	public SKPaintSurfaceEventArgs (SkiaSharp.SKSurface surface, SkiaSharp.SKImageInfo info);
	// properties
	public SkiaSharp.SKImageInfo Info { get; }
	public SkiaSharp.SKSurface Surface { get; }
}

public static class ScalingInfo {
	// properties
	public static int Dpi { get; }
	public static string Profile { get; }
	public static double ScalingFactor { get; }
	// methods
	public static double FromPixel (double v);
	public static double ToPixel (double v);
}

public static class TizenExtensions {
	// methods
	public static ElmSharp.Color ToColor (this SkiaSharp.SKColor color);
	public static ElmSharp.Point ToPoint (this SkiaSharp.SKPoint point);
	public static ElmSharp.Point ToPoint (this SkiaSharp.SKPointI point);
	public static ElmSharp.Rect ToRect (this SkiaSharp.SKRect rect);
	public static ElmSharp.Rect ToRect (this SkiaSharp.SKRectI rect);
	public static SkiaSharp.SKColor ToSKColor (this ElmSharp.Color color);
	public static SkiaSharp.SKPoint ToSKPoint (this ElmSharp.Point point);
	public static SkiaSharp.SKPointI ToSKPointI (this ElmSharp.Point point);
	public static SkiaSharp.SKRect ToSKRect (this ElmSharp.Rect rect);
	public static SkiaSharp.SKRectI ToSKRectI (this ElmSharp.Rect rect);
}