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CGpGraphics.GetTextContrastmethod

Gets the contrast value currently set for this **Graphics** object.

GraphicsmethodCGpGraphics.incdocumented

Syntax

FUNCTION GetTextContrast () AS UINT

Description

Gets the contrast value currently set for this Graphics object. The contrast value is used for antialiasing text.

Example

' ======================================================================================== ' This example sets and retrieves the text contrast level of a Graphics object. ' It draws text with a high contrast setting to demonstrate its effect. ' ======================================================================================== SUB Example_SetGetTextContrast (BYVAL hdc AS HDC)

' // Create a graphics object from the window device context DIM graphics AS CGpGraphics = hdc ' // Set the scale transform graphics.ScaleTransformForDpi

' // Set text contrast to maximum (12) graphics.SetTextContrast(12)

' // Retrieve current contrast setting DIM contrast AS UINT = graphics.GetTextContrast

' // Create font and brush DIM font AS CGpFont = CGpFont("Arial", AfxGdipPointsToPixels(18, TRUE), FontStyleRegular) DIM brush AS CGpSolidBrush = ARGB_BLACK

' // Draw text with high contrast DIM layoutRect AS GpRectF = (0, 0, 0, 0) DIM text AS WSTRING * 128 = "Text contrast level: " & contrast graphics.DrawString(text, LEN(text), @font, @layoutRect, @brush)

END SUB ' ========================================================================================

Reference

  • Include file CGpGraphics.inc
  • Defined in AfxNova/CGpGraphics.inc:208
  • Documented in Graphics/GdiPlus Classes/CGpGraphics Classes.md
  • Topic: CGpGraphics Class