TImageEnView.SelectionOptions

Declaration

property SelectionOptions: TIESelectionOptions;

Description

Provides access to selection behavior options.

Default: SelectionOptions = [iesoAnimated, iesoSizeable, iesoMoveable, iesoCanScroll, iesoAllowMoveByKeyboard, iesoCircleSizeable, iesoPolygonSizeable];

Example

// Prevent selections from being moved or resized
ImageEnView1.SelectionOptions := ImageEnView1.SelectionOptions - [iesoMoveable, iesoSizeable, iesoCircleSizeable, iesoPolygonSizeable];

// Prevent resetting of selection when clicking on window
ImageEnView1.SelectionOptions := ImageEnView1.SelectionOptions + [iesoDisableOneClickDeselect];

// Auto-close polygon selection with wide click area
IEGlobalSettings().PolygonAutoCloseDistance := 20;
ImageEnView1.SelectionOptions := ImageEnView1.SelectionOptions + [ iesoAutoTerminatePolySelect ];
ImageEnView1.MouseInteractGeneral := [ miSelectPolygon ];

// Allow resizing of polygons (and prevent resizing to smaller than 100x100 to minimize rounding errors)
ImageEnView1.SelectionOptions := ImageEnView1.SelectionOptions + [iesoPolygonSizeable];
ImageEnView1.SelectionAbsWidth    := 100;
ImageEnView1.SelectionAbsHeight   := 100;
ImageEnView1.fSelectionLockAspectRatio := -2;

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