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GDIplusX
Message
From
20/11/2007 06:59:11
 
 
To
19/11/2007 11:43:52
General information
Forum:
Visual FoxPro
Category:
COM/DCOM and OLE Automation
Title:
Environment versions
Visual FoxPro:
VFP 9
Miscellaneous
Thread ID:
01269875
Message ID:
01270121
Views:
27
Is there a function to print a page to the current printer?

Peter




>>>>this code works if I have a multipage Tiff
>>>>it shows nothing when its a one page TIFF
>>>>What should be done in the case of a single page tiff?
>>>>
>>>>
>>>>WITH _SCREEN.SYSTEM.Drawing
>>>>	* Load the multiframe TIFF to GDI+
>>>>	this.oMultif = .BITMAP.New(ALLTRIM(THIS.cSourceFile))
>>>>	this.nFrames = this.oMultif.GetFrameCount()
>>>>	this.txt3.Refresh()
>>>>	IF this.nFrames > 1
>>>>		this.nPictureCounter=0
>>>>		this.oMultif.SelectActiveFrame(.Imaging.FrameDimension.PAGE, this.nPictureCounter)
>>>>		This.Image1.PictureVal = this.oMultif.GetPictureVal(.Imaging.ImageFormat.Tiff)
>>>>	ELSE
>>>>		MESSAGEBOX("The selected file is not a Multiframe TIFF",0,'',5000)
>>>>		*this.oMultif.SelectActiveFrame(.Imaging.FrameDimension.PAGE, this.nPictureCounter)
>>>>		This.Image1.Picture = ALLTRIM(THIS.cSourceFile)
>>>>		
>>>>	ENDIF
>>>>
>>>>
>>>>
>>>>Thanks
>>>>
>>>>Peter
>>>
>>>
>>>Hi Peter,
>>>
>>>What value does the expression
>>>
>>>
this.oMultif.GetFrameCount()
>>>
>>>Return to you ?
>>
>>
>>It returns 0
>
>Thanks Peter,
>
>This is the correct behavior.
>
>The first frame has the index number #0.
>So, if you have only one frame, you'll receive a ZERO in GetFrameCount()
>
>Changing this line will make it easier to work with.
>
this.nFrames = this.oMultif.GetFrameCount() + 1
>
>Before you say. I agree it's really strange to receive the ZERO value when you have one frame, but that's how GdiPlus.dll works, and the .NET samples work too.
>
>Here you can have more samples using TIFFs:
>http://weblogs.foxite.com/cesarchalom/archive/2007/11/06/5338.aspx
>
>HTH
>
>Cesar
Peter Cortiel
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