CAD GUI scene.

The Cad GUI scene

To activate the Cad GUI scene use the applet parameter:

<param name="gui" value="cad.gui">

Customize the Cad scene using the following applet parameters:

`bgcolor`	The GUI background specified as #RRGGBB. Specify it according to your page design.
`tools`	Defines the list of drawing tools to dispaly. The tool names should be separated by comma. For example: <param name="tools" value="line,curve,arrow"> The list of supported tools can be found here.
`tool_rows`	Nubmer of rows to arrange the tools on the tool panel.
`tool_cols`	Nubmer of columns to arrange the tools on the tool panel.
`colors`	The list of colors to display. For example: #FFFFFF,#FF0000,#0000FF,#000000 The colors should be defined as `#RRGGBB` and separated by comma. See also about BiColors.
`color_rows`	Nubmer of rows to arrange the colors swatches on the color panel.
`color_cols`	Nubmer of columns to arrange the colors swatches on the color panel.
`strokes`	The list of available strokes separated by commas. The supported strokes can be found here.
`textures`	The list of available textures separated by commas. The supported textures can be found here.
`actions`	The list of available actions. The following actions are supported: `open, save,print,clear,undo,redo,zoomin,zoomout, paste, insert_clipart`
`cliparts`	Specifies the list of clipart files to display. Clipart files can be images in GIF, JPEG or PNG format. Example: clipart1.gif, clipart2.gif, clipart3.gif The cliparts should be located in the subdirectory "cliparts" of the applet's directory. You can change the name of subdirectory using the parameter `clipart_dir`.
`clipart_dir`	The directory where clipart files are located. The directory should be a subdirectory of the applet's directory and specified relative to it.
`clipart_tooltips`	Specifies the list of tool tips for the cliparts.