Graphics.FromHdc Method (IntPtr, IntPtr)
Creates a new Graphics from the specified handle to a device context and handle to a device.
Assembly: System.Drawing (in System.Drawing.dll)
Handle to a device context.
Handle to a device.
Even if the display device has an associated ICM color profile, GDI+ will not use that profile by default. To enable ICM for a Graphics, construct the Graphics from an HDC after you pass the HDC (and ICM_ON) to the SetICMMode function. Then any drawing done by the Graphics will be adjusted according to the ICM profile associated with the display device. Enabling ICM will result in slower performance.
The state of the device context (mapping mode, logical unit, and the like) at the time you call Graphics.can affect rendering done by the
The device handle is typically used to query specific printer capabilities.
Available since 1.1