api:dk11:delphi:gislayervector.tgis_layervector.lockrender_tgis_shape_double_integer
Table of Contents
TGIS_LayerVector.lockRender method
DK11 for Delphi | GisLayerVector.TGIS_LayerVector.lockRender | Constructors | Fields | Methods | Properties | Events
Prepare colors and size for a shape using automatic renderer.
Syntax
// Delphi protected function lockRender( const _shape : TGIS_Shape; const _value : Double; const _cursor : Integer ) : Boolean;
// C++ Builder protected: bool lockRender( TGIS_Shape* const _shape, const double _value, const int _cursor );
Parameters
| Name | Type | Description |
|---|---|---|
| _shape | TGIS_Shape | shape to be rendered; if nil, then _value will be used |
| _value | Double | value to be used instead of parsing _shape by _query |
| _cursor | Integer | cursor id |
Result
| Type | Description |
|---|---|
| Boolean | True if renderer was locked (should be unlocked with unlockRender). |
Remarks
An unlockRender MUST be called after successful.
2023/05/05 01:17