TPDFlibViewerZoomMode
Data types, viewer interaction
Description
Enum that selects how the viewer derives its effective zoomConsumed by the
ZoomModeSetZoomMode
TPDFlibViewerFitWidth property, TPDFlibViewerFitPage and the viewer's layout arithmetic; in fit modes the effective factor comes from the page and viewport sizes and is recomputed on resize, rotation and DPI change. The fit actions Checked and
Declaration
TPDFlibViewerZoomMode = (zmPercent, zmFitWidth, zmFitPage);Values
| zmPercent | Uses ZoomPercent directly, with 100 percent mapping one PDF point to ScreenDPI/72 pixels |
|---|---|
| zmFitWidth | Computes the largest zoom at which the full page width fits the viewport |
| zmFitPage | Computes the largest zoom at which the whole page fits the viewport |
See also
ZoomMode, SetZoomMode, ZoomPercent, EffectiveZoomPercent, TPDFlibViewerFitWidth, TPDFlibViewerFitPage