[gdi] Forum Topics

Hi, I am working on a personal vb.net project that will allow me to capture a full-sized image of a given web page. I've been working on this for a few of days and have not found a method that is 100% reliable. Here's what i have tried so far... …

I got win32 application, that runs a infinite for loop, which increment a value inside the loop. the problem am having is that my application become unresponsive and uses alot of CPU when compiled. case IDM_ROTATION: for(int i = 0; i < 4; i++) { i = 0; rotation += …

In my project, I have created around 12 custom controls(checkbox,radiobutton,editbox,progressbar,scrollbar,button etc...). Custom painting is done in all controls for the extended look and feel using Pen,Brushes,Graphics, GraphicPath,Images,Region and Bitmaps ect. After the use of these objects, I have disposed the objects using the Dispose() method. I am using these controls …

Hi all! I need to intercept GDI function to save painted screen to hard drive. I have tried Microsoft Detours. Everything is good, but I need 64-bit version (Detours Professional do support but it costs much). Is there any 64-bit alternatives to Detours Professional?

Hi, I am trying to draw some rectangles by pressing the mouse button and dragging. Each time a new rectangle is being drawn, the previous one disappears. The question is how can I avoid this? I am programming in C. Thanks!

I am developing a electrical application. I need to present the user with controls like resistor, capacitor etc. How can I create such controls in VB.NET? Can I use GDI or WPF for this? If possible then how?

ok so im trying to use double buffer to make smooth animation but i can't get it to work here is the code for my drawing [CODE] VOID onPaint(HDC hdc,HWND hWnd) { HDC hDC=GetDC(hWnd); HDC memDC = CreateCompatibleDC(hDC); HBITMAP hMemBmp = CreateCompatibleBitmap(hDC,300,300); HBITMAP hOldBmp = (HBITMAP)SelectObject(memDC,hMemBmp); Graphics graphics(memDC); Pen pen(Color(255, …

Hi to all, In my project I need to display an arrow moving when the user press the START button & it need to stop when stop button is pressed. The moving area of arrow is fixed .ie, consider 100 pixels for the arrow movement. Once it reaches the end …

hi i am using delphi 2009. i am looking to have a grid on the form, and draw a 2D shape from lines on that grid and have it rotate around a central point. first of all i would like to ask what would be the best method to do …