How can I get the number of colors used in a jpg or a bmp or a raw image
with dotnet c#? Any hint?
Thank you
Sincerely

Ok, I looked for a few weeks on code for saving multipage tiff images to a
database.  Single page tiffs are no problem, it was the multipage that's the
killer.  Anyhow, here's the resultant code taken from a few posts and
simplified.  Hope it helps someone down the road.

I have a region that was created by cloning one, and excluding another.
How do I draw a border around this new region?  There is no graphics path.
Paul

This is going to be a big issue for me in the future - do I invest the time
to learn managed DirectX, or can I stick with GDI+ and wait for hardware
acceleration support to be added later?
Paul

How do I make a custom (derived from Control) Scrollbar (or other control)
participate in the WinXP theme schemes?
Thanks,
Shawn

One of my developers are facing an interesting problem regarding
UserControl invalidation.
The problem is:
We have two forms in our application. Form A does nothing except

I have read many many articles on drawing in .net but I guess the
wording i'm using to search is not correct.
I have a form that when I hit a button, I would like to hide the form
and be able to use the mouse to select a rectangle anywhere on the

I have dynamic image(s) on the clipboard that I need to save as a
transparent gif. There are a number of posts regarding MakeTransparent but I
cannot get this to work for what I am trying to do. I am NOT loading the
picture into a form and there are no paint events to consider. All ...

I just no noticed Wellformed.net and was wondering how to download the code
samples?
Also, will there be future editions?
Thanks,

In my OnPaint method I'm applying scale and translate transformations
(Graphics.TranslateTransform and Graphics.ScaleTransform) to my
graphics, however I don't see a clean solution to for applying this
transformation to the ClipRectangle.  The clip rectangle isn't

I'm creating a series of custom controls that derive from either UserControl
or Control.  I want to draw my own border based on the DrawBorder3D().  Is
it necessary to capture WM_NCPAINT event in these cases?
If not, then what is the best approach.  Assuming I don't need to handle ...

Can anyone help me in creating a statastical Graph(Bar/Pie charts) using .Net???
Thanks in advance.

I'm creating a custom control that should paint a custom border from the
DrawBorder3D method.  I'm subclassing WndProc and capturing the WM_NCPAINT
message as follows (pardon my brevity):
public event System.Windows.Forms.PaintEventHandler NonClientPaint;

Can someone tell me why the text in the follow code is drawn two different
sizes?  I'm trying to create a GraphicsPath with an Ellipse and some text
centered in it.  I want the Ellipse (but not the inside of the text) to be
part of the control's region.  This works, but the ...

I have to create some icons (from bitmaps) with transparent pixels.
The problem is that creating them with
"System.Drawing.Icon.FromHandle(mybitmap.GetHicon())" makes the
transparent pixels in the bitmap black !!