Anchor

Anchor (Get Method)

Gets anchor type of the "Arrow" object

ENUM_ARROW_ANCHOR Anchor() const

Return Value

Anchor type of the "Arrow" object assigned to the class instance (to the chart). If there is no object assigned, it returns WRONG_VALUE.

Anchor (Set Method)

Sets anchor type for the "Arrow" object

bool  Anchor(
   ENUM_ARROW_ANCHOR  anchor      // anchor type
   )

Parameters

anchor

[in] New anchor type value

Return Value

true - successful, false - cannot change the anchor type.

Example:

//--- example for CChartObject::Anchor
#include <ChartObjects\ChartObjectsArrows.mqh>
//---
void OnStart()
  {
   CChartObjectArrow arrow;
   ENUM_ARROW_ANCHOR anchor=ANCHOR_BOTTOM;
//--- set object parameters
   double price=SymbolInfoDouble(Symbol(),SYMBOL_BID);
   if(!arrow.Create(0,"Arrow",0,TimeCurrent(),price,181))
     {
      //--- arrow create error
      printf("Arrow create: Error %d!",GetLastError());
      //---
      return;
     }
//--- get anchor of arrow
   if(arrow.Anchor()!=anchor)
     {
     //--- set anchor of arrow
     arrow.Anchor(anchor);
     }
//--- use arrow
//--- . . .
  }