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.NET Forum / Windows Forms / Drawing / December 2006

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ThreadLast Post  Replies
call two page crystalreports in VB31 Dec 2006 15:02 GMT1
In Vb.6 I use CrystalReports For reporting
How Can I Call The two page crystalreports in Vb6
by sequencly.
if you know please reply for me
Most common GDI+ question30 Dec 2006 09:44 GMT14
On Bob Powell's website (which seems to be the central reference around
here) it states that the number 1 most common question asked in this group
is "why doesn't what I draw on a form stay there". I vote that the number 1
question is actually "why is GDI+ so slow". :-) What does ...
Error Saving Bitmaps when stored in an array?28 Dec 2006 15:52 GMT9
I have an array of Bitmap images which I am trying to Serialize. I was
having a problem Serializing the Bitmaps directly (Although I'm not sure why,
the documentation seems to indicate it is Serializable?) but when I try to
save the Bitmaps from the array structure an error is ...
How to register COM component in C#?26 Dec 2006 06:34 GMT2
Thanks!
Rotating a portion of a graphics object21 Dec 2006 21:44 GMT5
I'm rendering several controls on the graphics object of a form.  I
need to rotate one of the controls 90 degrees.  My searches so far seem
to point to the use of a matrix, a region, the Transform property, and
the RotateTransform method.  However, apparently I'm not using the
Can't load TIF files generated from a scan or Office mdi documents19 Dec 2006 23:23 GMT2
I'm trying to load images either generated from my scanner or exported from
an office mdi document using different lines of code and all of the return
the same exception: System.ArgumentException. I know the file is OK because I
can open with any installed viewers on my PC (IE, ...
Zoom to center of UserControl in C# using GDI+19 Dec 2006 23:09 GMT12
I'm currently trying to write a custom UserControl which (essentially)
is a drawing canvas and allows zooming and panning.
The functionality I'm trying to implement relates to zooming. I've
currently implemented something along the lines of Bob Powell's example
Out of memory when BitBlt19 Dec 2006 05:53 GMT2
I'm using this code in order to draw to a non-client area in a windows
control.
After a while I'm experiencing a slow down. If I continue using the
control, I get an "Out of memory" exception in the WndProc method.
Graphics object for 8 bit Bitmap?17 Dec 2006 06:57 GMT2
Is it possilbe to use the Graphics object for drawing onto a bitmap
that is 8bit greyscale or 8bit indexed color.
My application has to create a huge bitmap and I need it as small as
possible.
Capturing a window's image16 Dec 2006 08:05 GMT5
I have a small question...
"If i put the window out of visible area of the screen (the window is
still active and in front) can i capture the window's shot correctly?"
The thread is being continued from
When to use CreateGraphics, FromHdc and FromHwnd15 Dec 2006 22:57 GMT1
I'm a newbie when it comes to working with GDI+ and I'm stuck on how I've to
create my graphics object.
So far as I know, there are 3 methods
(this.CreateGraphics(),Graphics.FromHdc, Graphics.FromHwnd).
Find the resolution of images15 Dec 2006 22:56 GMT4
To check the resolution of images is 300 DPI or not I using this code.
Is this correct way to find the resolution of images?
Dim MyImage As System.Drawing.Image = Nothing
MyImage = System.Drawing.Image.FromFile(ImageFile)
sRGB - scRGB15 Dec 2006 09:19 GMT11
As an example.
Color col = Color.FromArgb(255, 240, 94, 143);
Evaluates to.
A = 255
Explorer preview14 Dec 2006 14:58 GMT1
How can I make to let the windows explorer show the thumbnail of an image
file saved in a my format?
To explain, I would like to obtain the thumbnail in the explorer as
Paint.Net do with its pdn files.
Vector Drawing Program14 Dec 2006 10:00 GMT4
I'm creating a vector drawing program.  The user can drag shapes onto
the drawing area.  When the user clicks a shape, selection points
appear at each corner and at the midway points of a surrounding
rectangle.  There's also a rotation selection point that, when the user
Pages: 1 2 November, 2006
 
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