I get back a RectangleF from the Control.ClientRectangle property,
but I have no idea what unit of measure is being used.  I did
find that a similar rectangle for the printarea used during
printing is in hundredths of an inch (357 => 3.57 inches)

i,am building a custom control using custom Designer inherited from
ParentControlDesigner,
in the custom control class i have overrides Displayrectangle,
Onresize, DefaultSize, OnClientSizeChanged, and

I have figured out how to rotate
bitmaps correctly (after help from this group).
I used the image center as the rotation point.
Positioning after rotation was based on how the

Hi there.  I'm very new to System.Drawing and I'm running into a few
walls with my drawing.  I think I understand the basics (at least at a
high level) but now I'm starting to run into performance problems with
my drawing routines and I'm certain it's because I haven't done things

Any ideas what I can try to get rid of distortion of images
and positioning problems with text?
I'm painting images and text on the screen and to a Dymo Label
printer.   They both work fine, except the images are stretched

I've discovered something very, very odd while working with embedded
PNG resources in my current project.  Here's the scenario: I have a
PNG image with alpha-blended transparency as an embedded resource in
my project.  I load the image from the embedded resource manifest into

Hi y'all.
        I am writing a viewport for my music notation program. All
Notation elements are stored as I would call them 'virtual' coords
i.e. they have no real resemblance to pixels, Inches etc.. though I

If I want to grab, say, the first frame of an animated GIF (so that I can
allow the user to start and stop the image by flipping between the whole
thing and just the first frame) do I simply call
SelectActiveFrame(FrameDimension.Page, 0) on the Image that has the full GIF

I am given a collection of bitmaps and text strings from a layout
to display on a control.  I receive an arbitrary number of flags
specifying which objects are to be rotated.   From what I'm
reading, this means I want to perform a "local rotation" where

I am given a byte array which I convert to a Bitmap.
Then I am given a Size and a Position where I am
supposed to paint the Bitmap on a control.  Since
the Bitmap I am given is not the desired size, I

Hi Gurus,
Currently I encouter a performance issue in CSharp PictureBox with
GDIPlus rendering, my dataset is 78 curves, 512 points in each curve.
I enabled the doublebuffer in WinForm, first use Graphics::DrawLines