C++ Builder example

Delphi example

Builder Syntax

TBitonalScaling MagGlassBitonalScaling;

Delphi Syntax

MagGlassBitonalScaling: TBitonalScaling;

Overview

Refer to Using the Magnifying Glass

Setting

Description

btsNormal

Causes bitonal images to be displayed normally when they are scaled.

btsFavorBlack

Enables a bias in preserving black objects when displaying zoomed-out 1-bit images. This can prevent the disappearance of fine lines and details, but it slows down the display.

btsScaleToGray

Enables grayscaling of 1-bit images when they are displayed. This improves the readability of the images when they are zoomed in or zoomed out, but it slows down the display.

Elements:

StartMagGlass method, StopMagGlass method, MagGlassPaintPalette property, MagGlassPaintDither property, MagGlassPaintScaling property, MagGlassMaskCount property, MagGlassMask property, MagGlassPointer property.

Topics:

Raster Images: Displaying Images