---
title: "Canvas Class"
canonical: https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Canvas.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# Canvas Class
 
This class represents the main host object which contains a stack of layers.
 
**Namespace:** [Aurigma.GraphicsMill.AjaxControls.VectorObjects](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_AjaxControls_VectorObjects.htm.md)
 **Assembly:** Aurigma.GraphicsMill.AjaxControls.VectorObjects (in Aurigma.GraphicsMill.AjaxControls.VectorObjects.dll)
 
## Syntax
  
```
Public Class Canvas _Inherits HtmlControl _Implements IScriptControl, IPostBackDataHandler, ICallBackDataHandler, ICallbackEventHandler
```
 
```csharp
public class Canvas : HtmlControl, IScriptControl, IPostBackDataHandler, ICallBackDataHandler, ICallbackEventHandler
```
 
## Inheritance Hierarchy
  
- [System.Object](http://msdn2.microsoft.com/en-us/e5kfa45b)
    - [System.Web.UI.Control](http://msdn2.microsoft.com/en-us/983zwx2h)
        - [System.Web.UI.HtmlControls.HtmlControl](http://msdn2.microsoft.com/en-us/khc6t495)
            - Aurigma.GraphicsMill.AjaxControls.VectorObjects.Canvas
 
## Object Model

[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_11.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Canvas.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel2.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_48.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_CanvasClientSideOptions.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel2.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_49.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_ColorProfile.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel2.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_50.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Layer.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel2.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_51.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_RedoUndo_History.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel2.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_52.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_ColorProfile.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel2.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_53.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_LayerCollection.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel2.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_54.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_VObject.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel2.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_55.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_Bitmap.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel1.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.AjaxControls.VectorObjects_ObjectModel_56.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_ColorProfile.htm.md)
  
## See Also

### Reference

- [Canvas Members](https://www.graphicsmill.com/docs/gm5/AllMembers_T_Aurigma_GraphicsMill_AjaxControls_VectorObjects_Canvas.htm.md)
- [Aurigma.GraphicsMill.AjaxControls.VectorObjects Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_AjaxControls_VectorObjects.htm.md)

### Manual

- [How to Use AJAX Vector Objects](https://www.graphicsmill.com/docs/gm5/HowtoUseAJAXVectorObjects.htm.md)