Xamarin Forms is great if you want to develop apps for different mobile platforms. But when it comes to touch gestures, it is still very limited.
For more than a year they only had the TapGestureRecognizer. Although they did add some others lately, they still don't provide all information which you need. Furthermore the API which they use has been copied from iOS and is not what a .NET developer would expect.

GhostDoc is a Visual Studio extension that automatically generates XML documentation comments for methods and properties based on their type, parameters, name, and other contextual information. When generating documentation for class derived from a base class or for interface implementation (e.g. .NET Framework or your custom framework), GhostDoc will use the documentation that Microsoft or the framework vendor has already written for the base class or interface.

GhostDoc is a Visual Studio extension that automatically generates XML documentation comments for methods and properties based on their type, parameters, name, and other contextual information. When generating documentation for class derived from a base class or for interface implementation (e.g. .NET Framework or your custom framework), GhostDoc will use the documentation that Microsoft or the framework vendor has already written for the base class or interface.

FlexGraphics - is a set of components for creating vector graphics applications under Borland Delphi/C++Builder. The library's implementation is based on Windows GDI and supports the following graphical objects:

line;
box (including the rounded box);
circle (ellipse);
poly-line;
polygon;
curve;
text (including multi-line text);
bitmap raster image (WMF, BMP, ICO, JPG, JPEG, GIF, EMF).

GhostDoc is a Visual Studio extension that automatically generates XML documentation comments for methods and properties based on their type, parameters, name, and other contextual information. When generating documentation for class derived from a base class or for interface implementation (e.g. .NET Framework or your custom framework), GhostDoc will use the documentation that Microsoft or the framework vendor has already written for the base class or interface.

GhostDoc is a Visual Studio extension that automatically generates XML documentation comments for methods and properties based on their type, parameters, name, and other contextual information. When generating documentation for class derived from a base class or for interface implementation (e.g. .NET Framework or your custom framework), GhostDoc will use the documentation that Microsoft or the framework vendor has already written for the base class or interface.

Xamarin Forms is great if you want to develop apps for different mobile platforms. But when it comes to touch gestures, it is still very limited.
For more than a year they only had the TapGestureRecognizer. Although they did add some others lately, they still don't provide all information which you need. Furthermore the API which they use has been copied from iOS and is not what a .NET developer would expect.

GhostDoc is a Visual Studio extension that automatically generates XML documentation comments for methods and properties based on their type, parameters, name, and other contextual information. When generating documentation for class derived from a base class or for interface implementation (e.g. .NET Framework or your custom framework), GhostDoc will use the documentation that Microsoft or the framework vendor has already written for the base class or interface.

GhostDoc is a Visual Studio extension that automatically generates XML documentation comments for methods and properties based on their type, parameters, name, and other contextual information. When generating documentation for class derived from a base class or for interface implementation (e.g. .NET Framework or your custom framework), GhostDoc will use the documentation that Microsoft or the framework vendor has already written for the base class or interface.

Xamarin Forms is great if you want to develop apps for different mobile platforms. But when it comes to touch gestures, it is still very limited.
For more than a year they only had the TapGestureRecognizer. Although they did add some others lately, they still don't provide all information which you need. Furthermore the API which they use has been copied from iOS and is not what a .NET developer would expect.