WindowImageInfo
Script function

world.WindowImageInfo

DOC_scripting Read about scripting

Type

Method

Summary

Returns information about an image

Prototype

VARIANT WindowImageInfo(BSTR Name, BSTR ImageId, long InfoType);

DOC_data_types View list of data type meanings

Description

This returns information about a loaded image. You need to specify the name of the miniwindow, and the image id you used when loading the image.

Name - the name of an existing miniwindow.

ImageId - the image id you used when you loaded the image.

InfoType - the information you want:

1: Type - Specifies the bitmap type.

2: Width - Specifies the width, in pixels, of the bitmap.

3: Height - Specifies the height, in pixels, of the bitmap.

4: WidthBytes - Specifies the number of bytes in each scan line.

5: Planes - Specifies the count of color planes.

6: BitsPixel - Specifies the number of bits required to indicate the color of a pixel.

For more information, see:

http://www.gammon.com.au/mushclient/mw_images.htm

Lua example

WindowImageInfo(win, "im1", 6)


Lua notes

Lua returns nil instead of a NULL or EMPTY variant.


Return value

The specified information about the image, as described above.
An EMPTY variant, if the image does not exist.
A NULL variant if the InfoType is not a valid type.



See Also ...

Topic

DOC_miniwindows Mini Windows

Functions

FNC_GetDeviceCaps GetDeviceCaps (Gets screen device capabilities)
FNC_SetCursor SetCursor (Changes the shape of the mouse cursor)
FNC_TextRectangle TextRectangle (Specifies the size of the rectangle in which text is displayed in the output window.)
FNC_WindowAddHotspot WindowAddHotspot (Adds a hotspot to a miniwindow)
FNC_WindowArc WindowArc (Draws an arc in a miniwindow)
FNC_WindowBezier WindowBezier (Draws a Bézier curve in a miniwindow)
FNC_WindowBlendImage WindowBlendImage (Blends an image into a miniwindow, using a specified blending mode)
FNC_WindowCircleOp WindowCircleOp (Draws ellipses, filled rectangles, round rectangles, chords, pies in a miniwindow)
FNC_WindowCreate WindowCreate (Creates a miniwindow)
FNC_WindowCreateImage WindowCreateImage (Creates an image in a miniwindow)
FNC_WindowDelete WindowDelete (Deletes a miniwindow)
FNC_WindowDeleteAllHotspots WindowDeleteAllHotspots (Deletes all hotspots from a miniwindow)
FNC_WindowDeleteHotspot WindowDeleteHotspot (Deletes a hotspot from a miniwindow)
FNC_WindowDragHandler WindowDragHandler (Adds a drag handler to a miniwindow hotspot)
FNC_WindowDrawImage WindowDrawImage (Draws an image into a miniwindow)
FNC_WindowDrawImageAlpha WindowDrawImageAlpha (Draws an image into a miniwindow respecting the alpha channel)
FNC_WindowFilter WindowFilter (Performs a filtering operation over part of the miniwindow.)
FNC_WindowFont WindowFont (Loads a font into a miniwindow)
FNC_WindowFontInfo WindowFontInfo (Returns information about a font)
FNC_WindowFontList WindowFontList (Lists all fonts loaded into a miniwindow)
FNC_WindowGetPixel WindowGetPixel (Gets the colour of a single pixel in a miniwindow)
FNC_WindowGradient WindowGradient (Draws a gradient in a rectangle)
FNC_WindowHotspotInfo WindowHotspotInfo (Returns information about a hotspot)
FNC_WindowHotspotList WindowHotspotList (Lists all hotspots installed into a miniwindow)
FNC_WindowHotspotTooltip WindowHotspotTooltip (Changes the tooltip text for a hotspot in a miniwindow)
FNC_WindowImageFromWindow WindowImageFromWindow (Creates an image from another miniwindow)
FNC_WindowImageList WindowImageList (Lists all images installed into a miniwindow)
FNC_WindowImageOp WindowImageOp (Draws an ellipse, rectangle or round rectangle, filled with an image)
FNC_WindowInfo WindowInfo (Returns information about a miniwindow)
FNC_WindowLine WindowLine (Draws a line in a miniwindow)
FNC_WindowList WindowList (Lists all miniwindows)
FNC_WindowLoadImage WindowLoadImage (Loads an image into a miniwindow from a disk file)
FNC_WindowMenu WindowMenu (Creates a pop-up menu inside a miniwindow)
FNC_WindowMergeImageAlpha WindowMergeImageAlpha (Merges an image into a miniwindow based on an alpha mask)
FNC_WindowPolygon WindowPolygon (Draws a polygon in a miniwindow)
FNC_WindowPosition WindowPosition (Moves a miniwindow)
FNC_WindowRectOp WindowRectOp (Draws a rectangle in a miniwindow)
FNC_WindowSetPixel WindowSetPixel (Sets a single pixel in a miniwindow to the specified colour)
FNC_WindowShow WindowShow (Shows or hides a miniwindow)
FNC_WindowText WindowText (Draws text into a miniwindow)
FNC_WindowTextWidth WindowTextWidth (Calculates the width of text in a miniwindow)
FNC_WindowWrite WindowWrite (Writes the contents of a miniwindow to disk as a graphics file)

(Help topic: function=WindowImageInfo)

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