CreateImage
The CreateImage method creates an image. This function should
be called in first turn after creation of SHOTGraph object.
CreateImage
nXSize, nYSize, nColors
Parameters
-
nXSize
-
Specifies the horizontal size of the image
-
nYSize
-
Specifies the vertical size of the image
-
nColors
-
Specifies the number of colors in the image. This positive number must be
divided by 2 without a remainder and later or equal than 256. So possible values
are 2, 4, 8, 16, 32, 64, 128, 256.
Return Value
This function returns True if successful, otherwise returns False.
Remarks
This function creates an image and all required resources for its functionality.
You can call the CreateImage function several times. Each next calling
deletes previously created image.
Example
<%@ Language=VBScript %>
<%
..............................
set obj=Server.CreateObject("shotgraph.image")
'Creating of image 320x240 with 4 colors and checking
if obj.CreateImage(320,240,4)=False then
Response.Write("Image creation was failed!!!")
end if
..............................
%>