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VectorDraw Web Library

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select Method
See Also  Example
vdWebLibrary Namespace > ScriptCommands Class : select Method
entities
An array of entities to be added to active selection or null/undefined in order prompt the user to select entities on the screen
callback
A ScriptSelectDelegate user defined function that will be called when user finish the selection
Add passed entities to default active selection

Syntax

JScript 
public function select( 
   entities : Object[],
   callback : ScriptSelectDelegate
);

Parameters

entities
An array of entities to be added to active selection or null/undefined in order prompt the user to select entities on the screen
callback
A ScriptSelectDelegate user defined function that will be called when user finish the selection

Example

C#Copy Code
//first will prompt the user to select entities. 
//After finish the selection (usually by right-click) then the _cmdselectCallback function will be called. 
//inside the _cmdselectCallback we decide what to do with the selection.In this case we hightlight the selected entities. 
  function MySelect() { 
      
      vdcanvas.scriptCommand.select(null, _myselectCallback); 
  } 
  function _myselectCallback(_vdcanvas) { 
      //enum all selected entities 
      var selectedEntities = _vdcanvas.scriptCommand.ActiveSelection(); 
      if (!selectedEntities || selectedEntities.length == 0) return; 
      for (var k = 0; k < selectedEntities.length; k++) { 
          var fig = selectedEntities[k]; 
          fig.HighLight = true; 
          _vdcanvas.UpdateFig(fig); 
      } 
      _vdcanvas.redraw(); 
  } 
 
             //See also following examples: 
 
             //1.Prompt user to select entities and then prompt to move them 
vdrawObj.scriptCommand.select(null,function (_vdcanvas) { _vdcanvas.scriptCommand.move(); } ); 
             //2.Prompt user to select entities and then prompt to copy them 
vdrawObj.scriptCommand.select(null,function (_vdcanvas) { _vdcanvas.scriptCommand.copy(); } ); 
             //3.Move all entities of active layout from 0,0,0 to 10,10,0 without user prompt 
          var entities = []; 
          for (var i = 0; i < layout.Entities.Items.length; i++) { 
              var h = layout.Entities.Items[i]; 
              fig = vdrawObj.GetEntityItem(h); 
              entities.push(fig); 
          } 
          vdrawObj.scriptCommand.select(entities,function (_vdcanvas) { _vdcanvas.scriptCommand.move(null,[0,0,0],[10,10,0]); } ); 
          // or more simple.... 
          vdrawObj.scriptCommand.move(entities,[0,0,0],[10,10,0]); 
             //4.Move all entities of active layout without prompt user to select, but prompt for the from and to point 
          var entities = []; 
          for (var i = 0; i < layout.Entities.Items.length; i++) { 
              var h = layout.Entities.Items[i]; 
              fig = vdrawObj.GetEntityItem(h); 
              entities.push(fig); 
          } 
          vdrawObj.scriptCommand.select(entities,function (_vdcanvas) { _vdcanvas.scriptCommand.move(); } );

Remarks

This method does not write to Unode History but it writes to Script

See Also