User Tools

Site Tools


api:dk11:delphi:vcl.gisviewerbmp.tgis_viewerbmp.draw_void

Table of Contents

TGIS_ViewerBmp.Draw method

DK11 for Delphi | VCL.GisViewerBmp.TGIS_ViewerBmp.Draw | Overloads | Constructors | Methods | Properties | Events

Draw a current extent on a bitmap.

Available also on: Delphi FMX | Java | ActiveX.

Syntax

Implements IGIS_ViewerBmp.Draw.

// Delphi
public
  procedure Draw; overload;
// C++ Builder
public:
  void Draw(void) /* overload */;

Remarks

Bitmap is normally updated by FullExtent, VisibleChange, Zoom, Scroll* and InvalidateWholeMap operations. Those operations can be grouped with Lock..Unlock. Use Draw method will draw map out-of-the-sequence and should be used only for very specific needs.

2020/05/22 01:10