/* 
   NAME: adjustMargins2selPageItems.jsx 
   VERSION: 0.1 
   AUTHOR: Martin Fischer 
   DATE: 21.12.2011 
    
   //DESCRIPTION:Passt die Ränder der Seiten von ausgewählten Seitenobjekten an die Kanten dieser Seitenobjekte an. 
*/ 
 
main(); 
 
function main() 
{ 
   if ( app.selection.length > 0 )  
   { 
      var restoreViewPrefs = setupViewPrefs(); 
      for (var i = 0; i < app.selection.length; i++) 
         if (app.selection[i].hasOwnProperty( 'geometricBounds' ) ) 
            adjust_margins(app.selection[i], app.activeDocument, restoreViewPrefs); 
      restoreViewPrefs(); 
   } 
} 
 
// ------------------------------------------- 
//             Ränder anpassen 
// ------------------------------------------- 
function adjust_margins(cur_sel, doc, restoreViewPrefs) 
{ 
   var gb = cur_sel.geometricBounds; 
   var ph = _round( doc.documentPreferences.pageHeight, 100); 
   var pw = _round( doc.documentPreferences.pageWidth, 100); 
   var cur_page = findPage(cur_sel); 
   if (cur_page != null) 
   { 
      if (gb[0] >= 0 && gb[1] >= 0 && gb[2] <= ph && gb[3] <= pw) 
      { 
         cur_page.marginPreferences.top = gb[0]; 
         cur_page.marginPreferences.bottom = ph - gb[2]; 
         if (doc.documentPreferences.facingPages == true && cur_page.side == PageSideOptions.LEFT_HAND) 
         { 
            cur_page.marginPreferences.right = gb[1]; 
            cur_page.marginPreferences.left = pw - gb[3]; 
         } 
         else 
         { 
            cur_page.marginPreferences.left = gb[1]; 
            cur_page.marginPreferences.right = pw - gb[3]; 
         } 
      } 
      else 
      { 
         restoreViewPrefs(); 
         alert('Achtung!\rKoordinaten des ausgewählten Objekts überprüfen.\rDas Objekt muß innerhalb der Seite liegen.'); 
      } //if (gb[0] >= 0 && gb[1] >= 0 && gb[2] <= ph && gb[3] <= pw) 
   }  
   else 
   { 
      restoreViewPrefs(); 
      alert('Seite konnte nicht ermittelt werden.'); 
   } //if (cur_page != null) 
} 
 
// ------------------------------------------- 
//             Runden 
// ------------------------------------------- 
function _round (val, fac) 
{ 
   return Math.round(val * fac)/fac; 
} 
 
 
// ------------------------------------------- 
//             Seite ermitteln 
// ------------------------------------------- 
// Gregor Fellenz 
// 27.7.2010 
// http://forums.adobe.com/message/3003131#3003131 
function findPage(theObj) { 
     if (theObj.hasOwnProperty("baseline")) { 
          theObj = theObj.parentTextFrames[0]; 
     } 
     while (theObj != null) { 
          if (theObj.hasOwnProperty ("parentPage")) return  theObj.parentPage; 
          var whatIsIt = theObj.constructor; 
          switch (whatIsIt) { 
               case Page : return theObj; 
               case Character : theObj = theObj.parentTextFrames[0]; break; 
               case Footnote :; // drop through 
               case Cell : theObj = theObj.insertionPoints[0].parentTextFrames[0]; break; 
               case Note : theObj = theObj.storyOffset.parentTextFrames[0]; break; 
               case XMLElement :  if (theObj.insertionPoints[0] != null) { theObj =  theObj.insertionPoints[0].parentTextFrames[0]; break; } 
               case Application : return null; 
               default: theObj = theObj.parent; 
          } 
          if (theObj == null) return null; 
     } 
     return theObj 
} // end findPage 
  
 
// -------------------------------------------------------------------- 
//             Ansichtsvorgaben sichern & wiederherstellen 
// -------------------------------------------------------------------- 
// Dirk Becker 
// http://www.hilfdirselbst.ch/foren/Ma%DFsystem_tempor%E4r_umstellen_%28WIN_CS4%29_P424011.html#424011 
function setupViewPrefs() 
{ 
   var doc = app.activeDocument; 
   with ( doc ) { 
      var vp = viewPreferences.properties; 
      var zp = zeroPoint; 
 
      var mm = MeasurementUnits.MILLIMETERS; 
      viewPreferences.properties = { 
         horizontalMeasurementUnits: mm, 
         verticalMeasurementUnits: mm, 
         rulerOrigin: RulerOrigin.pageOrigin 
      }; 
      zeroPoint = [0,0]; 
   } 
 
   return function ( ) 
   { 
      with ( doc ) { 
         viewPreferences.properties = vp; 
         zeroPoint = zp; 
   }  } 
}