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Gets the current horizontal DPI (dots per inch) value that is used to translate user input, such as font size, that is expressed in physical measurements.
#include "ltwrappr.h"
virtual L_DOUBLE LAnnAutomation::GetDpiX()
The current DPI value.
Win32, x64.
This function gets the current dots per inch of the automation
object
L_INT LAnnAutomation_GetDpiXExample(LAnnAutomation * pAnnAutomation, HWND hWnd){L_DOUBLE DPIx, DPIy; /* Dots per inch, horizontal and vertical */L_TCHAR szMessage[80]; /* Message buffer *//* Get the dots per inch */DPIx = pAnnAutomation->GetDpiX();DPIy = pAnnAutomation->GetDpiY();/* Display a message box with the result */wsprintf (szMessage, TEXT("%d horizontal, %d vertical"), (int)DPIx, (int)DPIy);MessageBox (hWnd, szMessage, TEXT("Notice"), MB_OK);return SUCCESS;}
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