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.NET Forum / Windows Forms / Drawing / July 2005

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ThreadLast Post  Replies
Freeimage08 Jul 2005 16:14 GMT5
Has anyone tried using this lib from .NET / c# and if so any impressions
good or bad?
http://freeimage.sourceforge.net/
Thanks,
How to edit "embedded" resources07 Jul 2005 21:04 GMT2
I inherited a desktop C# app in which a form has an image list containing a
bunch of images which I need to tweak.  I can't find these images on disk
anywhere, nor are they actual embedded files/resources listed in the project.
When I go to ResourceView to maybe bring up the ...
Lousy quality when drawing an image on another07 Jul 2005 10:06 GMT7
I am trying to read a gif image and write text onto it (in an ASP.NET
page if that makes any difference), but I am having problems with the
quality of the outputted image.
Here is the code so far...
Form Scrolling07 Jul 2005 06:29 GMT3
I have noticed that the scroll state of the form has an effect upon the
results of executing the Update() function.
Refering the the Microsoft SDK notes, the Upate() method " Causes the
control to redraw the invalidated regions within its client area."
ClipRectangle07 Jul 2005 06:25 GMT7
Hi Bob,
Prior to the drawing of any graphical object, I test to determine  if that
object 's envelope/bounds intersects with the ClipRectangle (c).
c is retrieved directly from the base classes PaintEventArgs cliprectangle.
Undraw a drag-drop rectangle.06 Jul 2005 15:22 GMT4
Hi, I'm trying to draw a drag-drop rectangle on the screen using the
following code:
public static void DrawDragRectangles(Rectangle[] newRects)
{
Double buffering with pagescale06 Jul 2005 13:45 GMT8
I'm using double buffering as explained here:
http://www.bobpowell.net/doublebuffer.htm. The only modification is
that my application has a zoom function that modifies the pagescale of
the graphics object created from the backbuffer bitmap.
DrawImage and Out Of Memory05 Jul 2005 17:13 GMT9
I have problem with drawing large bitmaps.
There is firstBitmap 32bppARGB for offscreen drawing sized cca 1000x700
pixels.
From file I load secondBitmap 1bppIndexed sized ccz 9000x14000. I want to
Drawing of PNGs with transparent pixels04 Jul 2005 21:03 GMT8
I have a problem I'm currently stuck with. To enable icons in menus, I've
written my own drawing routine for MenuItems (OwnerDraw=true). The icons to
be displayed are PNGs with tranparency and are an embedded resource. On
startup I load the images into an ImageList as described ...
Detect the change on a control's parent painting?04 Jul 2005 12:55 GMT2
I want to detect when my control's parent redraws itself. I know that this
will cause a repaint in my control but I want to detect this before a paint
event occurs in my control...
Does anybody know if any event is fired in my control (before paint event)
How to reduce intesity of a colour to be more 'pastel'04 Jul 2005 09:06 GMT2
I know exactly what I want to do, however am not sure what the correct
term is to describe it. Essentially, I wantthe user to select a color,
say Dark Blue, and then automatically generate a selection of colours
based on that... eg, 'lighter blue', 'light blue', 'light pastelly
Pages: 1 2 3 4 June, 2005
 
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