all groups > dotnet drawing api > september 2007
Problems with the graphics class
Posted by Linus at 9/27/2007 3:35:57 AM
Hi,
I'm trying to write some scientific software for my job at a
university and I'm having some problems with the graphics class. I've
included the source that I've used to test things.
Source1.tif is a 512x512 greyscale image and source2.tif is a
3072x2304 greyscale image created by an elect... more >>
How can I draw a control to the printer?
Posted by memeticvirus NO[at]SPAM gmail.com at 9/24/2007 10:39:25 AM
I've created a control and I'd like to draw a set of them to the
printer (stacked on top of each other).
... more >>
Bitmap access denied with .net 3.0
Posted by nicolasr at 9/21/2007 2:32:47 AM
Hi,
I'm quite new to .Net 3 and WPF.
In my code I am using Image controls that are shown
in a ScrollViewer. When the user changes the galerie to
look at I need to clear the ScrollViewer and dispose all
image controls I created.
The problem is neither the Image control nor the contained
Bitm... more >>
draw or copy
Posted by TumurS at 9/21/2007 12:00:00 AM
My ASP.NET web app needs to draw many (up to 20,000) polygons on a bitmap.
A number of polygons to draw depends on a client request.
The polygons have different number of vertices. Some ones have 4-5 points,
others - 200-300.
Drawing one polygon consists of 2 methods: draw polygon border and fi... more >>
Recommendations for component(s) to zoom in on JPG images on form
Posted by BobRoyAce at 9/18/2007 8:06:01 PM
I have an application that allows users to view JPG images that were
previously scanned. In one part of the application, the users are wanting to
view an image such that they can zoom in on a particular section of the JPG
so as to interrogate address information contained therein. I was just
... more >>
How to draw the table (.net, C #)
Posted by MSeryoga at 9/16/2007 9:33:00 PM
There is a table (created of variables) is necessary to insert her as picture
in PictureBox. And then would be possible to drag, scale, etc this picture.
Thanks
... more >>
Can this code be modified to produce a 16-bit grayscale file
Posted by Academia at 9/8/2007 2:47:41 PM
I got the below code from the internet.
After I ran it I used a hex editor to view the value of
Bi.BitCount in the file.
It's 32 (20 hex) not 16.
Can this code be modified to produce a 16-bit grayscale file?
It's 16-bit right up to the Save instruction.
Thanks
using ... more >>
max Bitmap size ?
Posted by pamela fluente at 9/5/2007 5:43:12 PM
Hello
does anybody know what are the exact maximum values
accepted for the Width / Height of a bitmap in a command such as:
New Bitmap(Width, Height),
System.Drawing.Imaging.PixelFormat.Format32bppPArgb)
I have seen some exception for large parameters. What are the max
accepted values... more >>
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