According to the docs, the non-parameterized overloaded version of this
method says that it makes the "default transparent color transparent".  My
question is-- what is the "default transparent color" and how might I 'get'
or 'set' it?

The following code must be wrong/deficient as a list box adjoining my
picture box isn't being repainted properly. Painting of the picturebox
happens "perfectly".
What I want the code to do is load an image from file when that file is

I have tried everything, but I continue to get an outOfMemoryException that is thrown.  I am really new to using GDI+, actually new to vb.net so there is hopefully something very simple that I am doing wrong.  Here is the code
====
   Private Sub PictureBox1_Paint(ByVal sender As ...

I try to use CrayScale image with Format16bppGrayScale. But I have always crash during rendering, but it works for 32bppArgb. It seems to me it is a bug in the FrameWork.  I included the example of the code. How can I render GrayScale image
private void Form1_Paint(object sender, ...

I'm displaying some text lines on a form using DrawString, and found out
that the spacing between the lines is not constant. Is there a way to space
the lines equaly without calling DrawString with new coordinates for each
line?

I have created a program that displays Analog Gauges.  These gauges can be setup in the program and the settings can be saved in a config file.  When the program loads it reads the last config file and sets up the program based on the previous settings.  (This will all become ...

I would like to know how to create a fixed spaced font.

I'm new to gdi, I couldn't figure out AntiAlias. I'm drawing very solid
shapes like rectangles and straight lines. I don't want to use any
antialiasing. I set smootingmode of graphics object to None, but still
there's some colored pixels are appearing near my rectangles. How can i

I have a HP LaserJet 4000TN printer. I am drawing to it using the graphics
object from the PrintPage event, and having trouble rendering more complex
GDI+ operations.  For example, using custom blends on LinearGradientBrushes
http://www.bobpowell.net/linear.htm doesn't render on the ...

        I want to save a panel box in to a gif or jpeg. I
know that the panel box has creategraphics method. The
panel box could also have scroll bars. I should be able to
save the whole panel bar as gif.

I am trying to merge different images together into a final image, then save
it as a png (on a webserver).
The source images all have white backgrounds, and ultimately I would like to
have these white areas be transparent in the final image (although I would

Hello friends,
I have a problem, who not ;)
so I want to reduce the color depth of a bitmap.
I read here: http://www.dotnet247.com/247reference/msgs/29/147842.aspx that

I'm writing a DirectDraw app in C#, and I have a sprite class that stores the sprite as a System.Drawing.Bitmap so I can perform image manipulation at runtime. When it's time to draw, it draws the bitmap onto the surface.
The program runs perfectly fine for about 3 minutes or so, ...

I have this code that will create a path . In this case a triangle.
GraphicsPath path = new GraphicsPath();
path.AddLine(bit.Width/2,0,bit.Width,bit.Height);
path.AddLine(bit.Width,bit.Height,0,bit.Height);

I want to modifie a GIF but when I use the Image.fromFile method, I've got
an exception.
How can I do ?
I have to place spots in few point on my Image