Description:
GDI, graphics and printing.
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To avoid lockbits
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Hi, My goal is to load an image as a bmp and get to its pixels. So what i do is: Bitmap::FromFile(<filename>); // i guess this loads the file as a bmp LockBits(...); // this coppies the bitmap's bits into another buffer //now i can use the pixels Is there any way to avoid the extra copy at LockBits(which is... more »
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Easy way to read a JPEG in native Win32?
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Hi all, I'm writing a native Win32 program and I need to read in a JPEG image. Is there anything built-in to Win32 for that? Or was that introduced later in MFC or .Net? Thanks.
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Resize a rotate shape
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I am developing an application in which the user is allowed to draw primitives on the screen (ellipses, rectangles, lines, polylines etc). The application allows a user to move, rotate, and resize a shape. Everything works correctly, except when I attempt to resize a rotated shape. My rectangle and ellipse is expressed as a point array of size two.... more »
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Books on system and programming stuff
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You might be reading this or not But I have to tell you that Books are not needed to buy actually. All books are compiled via some kind of sources Most of the books on system are around information compiled around the web and from MSDN library included in your CD/DVD installing VS. Some of the writers'relative just plainly copied and pasted the frames... more »
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Satellite camera and MS source code
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MS website is hosted by some people who are Vietnamese origins. Do you know after hosting the site they get the source code and could break down passwords easily ? All the bases belong to them! See what could they do for you, MS ? Advertise you around the world with their prostitution systems ?
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flicker drawing window with child controls....
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I have a main window with two children(say child1 and child2 ) clipping it's entire area. One of children(child2 ) windows contains child controls. ...These controls are owner drawn(set by BS_OWNERDRAW ) capturing WM_DRAWITEM in the window message handler (of child2 ). Problem is that now my second child window(child2) flickers whenever... more »
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new member
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hi guys my name is vyas your new member .i am studing MCA from SIES mumbai university. plz guide me to a good book for lerning PHP.can you send me some programs on boundary fill algo and flood fill algo. thank you vyas
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Extracting Icon/Thumbnail for a file
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Hi, I want to extract the Icon/Thumbnail (different size) of a file from windows shell on my project. I am able to extract the thumbnail with out any issue, but the problem came when working with files that don't have thumbnail view. The issue is I am not able to get the bitmap as the windows explorer shows. I am getting a black color where explorer... more »
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StretchBlt fails with error 5 (access denied)
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I have a simple console application program that captures a screenshot of the display device and then saves the image to file as a bitmap. The screenshot is generated successfully when run with my (administrative) account, but when run under the local system account it fails. Specifically, the StretchBlt( ) function fails and last... more »
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