ImageGear22.Core Assembly > ImageGear.Display Namespace > IImGearPageDisplay Interface : UpdateZoomFrom Method |
'Declaration Sub UpdateZoomFrom( _ ByVal zoomInfo As ImGearZoomInfo _ )
'Usage Dim instance As IImGearPageDisplay Dim zoomInfo As ImGearZoomInfo instance.UpdateZoomFrom(zoomInfo)
void UpdateZoomFrom( ImGearZoomInfo zoomInfo )
void UpdateZoomFrom( ImGearZoomInfo zoomInfo )
void UpdateZoomFrom( ImGearZoomInfo zoomInfo )
// Get the current Zoom settings ImGearZoomInfo igZoomInfo = imGearPageView.Display.GetZoomInfo(imGearPageView); // Change zoom to fixed to disable any current Fit modes. igZoomInfo.Horizontal.Fixed = true; igZoomInfo.Vertical.Fixed = true; // Double the current zoom level. igZoomInfo.Horizontal.Value *= 2; igZoomInfo.Vertical.Value *= 2; imGearPageView.Display.UpdateZoomFrom(igZoomInfo); // Cause a redraw with the new zoom. imGearPageView.Invalidate();
'Get the current Zoom settings Dim igZoomInfo As ImGearZoomInfo = _ ImGearPageView1.Display.GetZoomInfo(ImGearPageView1) 'Change zoom to fixed to disable any current Fit modes. igZoomInfo.Horizontal.Fixed = True igZoomInfo.Vertical.Fixed = True 'Double the current zoom level. igZoomInfo.Horizontal.Value *= 2 igZoomInfo.Vertical.Value *= 2 ImGearPageView1.Display.UpdateZoomFrom(igZoomInfo) 'Cause a redraw with the new zoom. ImGearPageView1.Invalidate()