## Methods, Media-related

procedure ImageScaleInc; procedure ImageScaleDec; Increases or decreases current ImageScale value and sets MediaFit to False (when IsImage = True). The nearest value to the current ImageScale value is set. The following row of predefined scale values is used: 7, 10, 20, 30... 100, 150... 1600.
function ImageEffect(AEffect: TATViewerImageEffect): Boolean; Applies an image effect (when IsImage = True). Possible effects: vieRotate90: rotate image 90 grad clockwise vieRotate270: rotate image 90 grad anti-clockwise vieGrayscale: convert image to grayscale vieNegative: convert image to negative colors vieFlipVertical: flip image vertically vieFlipHorizontal: flip image horizontally Result is True when effect was successfully applied. Note: After applying of effect, icons (ICO) and metafiles (WMF, EMF) become "rasterized" and may loose transparency and quality.
procedure MediaDoPlayPause; Starts or pauses media playback (when IsMedia = True).