all groups > dotnet drawing api > february 2006 > threads for february 22 - 28, 2006
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GetHBitmap and FromHBitmap
Posted by tedunni NO[at]SPAM gmail.com at 2/28/2006 12:31:03 PM
I have the scenario below where I have a New Bitmap object and another
bitmap that points to this object. Later on, I need to supply a GDI
handle to a C routine. I get the GDI handle using GHBitmap, and then
to get the Image back I call FromHBitmap. However, when I call
FromHBitmap, I then br... more >>
Combining/Appending GDI+ EMF+ Files
Posted by george NO[at]SPAM neosoft.com at 2/28/2006 10:20:34 AM
What would likely be the simplest way to append one EMF+ file to
another please?
A code example would be wonderful, too, please.
Thanks in advance. I did a google search and came up with nothing.
... more >>
LinearGradientBrush - get color at point
Posted by Reda at 2/28/2006 12:00:00 AM
Hi,
I used a LinearGradientBrush to fill a rectangle. This way I created
'legend' in my chart control.
Now I need to get color for specified point (value). I thought that I could
somehow get it using LinearGradientBrush, but it seems that I was wrong ;(
Alternatively I would have to create my... more >>
PrintToFile
Posted by Samuel Shulman at 2/27/2006 10:58:55 PM
Hi
I set this property of the print dialog to True but the program still sent
the document to the printer but not to a file (although it did create the
file the was empty)
Any suggestions?
Samuel Shulman
... more >>
Printing Problem
Posted by Samuel Shulman at 2/27/2006 6:57:14 PM
Hi
How can I give printing options from the PrintPreview dialog so the user
will be able to select the pages to print
Currently when the user clicks on the print button in the toolbar the
document is sent immediately to the printer
Thank you,
Samuel Shulman
... more >>
draw on the top og an window
Posted by gusse.net at 2/27/2006 1:43:46 PM
how can i access/draw at the top of a window where the window title is in c#
--
--- [ gusse ] ---
www.gusse.net
... more >>
autoscrolling in .net
Posted by AVL at 2/27/2006 3:41:26 AM
Hi,
I've a requirement in which I need to implement autoscrolling....
Is there any control in .net which supports this functionality/............
My display list(data) should be scrolling .............. more >>
Finding specific point in region - how to?
Posted by marcin.rzeznicki NO[at]SPAM gmail.com at 2/25/2006 8:42:59 AM
Hello,
I am in need to find specific point in region. To be exact:
Suppose, we have region like the one below
__________
| _____|
| |
| |
_____* <- this is the point (*) I am looking for, if one thought of
region as a block of lines and attached to each line bounding... more >>
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FillPath question
Posted by Steve Marshall at 2/23/2006 8:52:15 PM
Hi All,
I'm using Graphics.FillPath to clear the area under a plotted curve. It
works fine, but the fill operation seems to "eat away" some of the thickness
of the plotted line - maybe one pixel. Has anyone else observed this? Is
there a way to stop it happening?
Thanks
... more >>
Zooming
Posted by JB at 2/23/2006 8:06:27 PM
I have a form that contains multiple shapes on it.
Does anyone know how to zoom in and out of the form, while still retaining
all aspect ratios and so on? Is it a matter of me having to loop through all
objects and manually changing the size or is there a better way?
I am using VB.NET 200... more >>
Drawing on panel removes graphics.
Posted by Shawn at 2/23/2006 2:54:43 PM
I know the answer to this is right under my nose, but I think I'm too tired
to recall it. I have a form that uses a picture as it's background upon
loading. I then have a panel on top of it that is used to click on and
create a box on the area that was clicked on. What happens is when the box ... more >>
Windows Forms - drawing diagonal text using Drawstring ?
Posted by Philip at 2/23/2006 8:04:31 AM
Hi,
I am using the DrawString method to add 2 strings to a label at right-angles
to each other (so one is horizontal, and the other string is vertical)
Both strings start with 'S' - now, is there any way to make that 'S'
diagonal instead of vertical - in other words, rotated clockwise)? Th... more >>
Joining multiple images
Posted by JimBean at 2/22/2006 8:54:04 PM
Hello,
I'm joining multiple images to a whole one using Graphics classes
DrawImage method. Unfortunately DrawImage leaves borders in those places
where
images are combined. How could I prevent this?
I have tried to make a one big image with background color and then
draw smaller images in... more >>
Bob Powell - Rotating Ellipse in bounded Rectangle??
Posted by jhall999 NO[at]SPAM earthlink.net at 2/22/2006 12:08:11 PM
Bob, You have been a great help and I thank you very much. This may
just show my need to brush up on Trig concepts, but now that I have my
ellipse as a control and a property that allows the user to update the
angle, I need the container to change in size as the user rotates the
ellipse. In ot... more >>
Opacity For Panel Control
Posted by S Chapman at 2/22/2006 11:07:43 AM
I don't seem to find Opacity property for a System.Windows.Forms.Panel
Control. How can I make a panel semi-transparent please?
... more >>
Mixing (blending?) two bitmaps
Posted by Jens Weiermann at 2/22/2006 12:00:00 AM
Hi,
I want to create some simple transition effects for bitmap images. For
this, I need to mix two images (or blend them, whatever that may be called)
together to one resulting image. This should be done with a per-pixel
weight of the effect.
I have this working fine, however it's not as fast... more >>
Pen Width problem with ScaleTransform
Posted by Laurence Bunnage at 2/22/2006 12:00:00 AM
I have a problem with a piece of code I am using. The following snippet
draws a line onto a control. As the control is resized along with the
Dialog on which it is placed the scaling is adjusted so that the line always
runs from corner to corner. (This is a simplified version of what the co... more >>
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