IDirectManipulationPrimaryContent::SetZoomBoundaries method (directmanipulation.h)

Specifies the minimum and maximum boundaries for zoom.

Syntax

HRESULT SetZoomBoundaries(
  [in] float zoomMinimum,
  [in] float zoomMaximum
);

Parameters

[in] zoomMinimum

The minimum zoom level allowed. Must be greater than or equal to 0.1f, which corresponds to 100% zoom.

[in] zoomMaximum

The maximum zoom allowed. Must be greater than zoomMinimum and less than FLT_MAX.

Return value

If the method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

If the content is outside the new boundaries, and the viewport is ENABLED or READY, then the content is reset to be within the new boundaries. If inertia configuration is enabled, the reset operation uses an inertia animation.

Requirements

See also

IDirectManipulationPrimaryContent