<@doc hierarchy="GMLDOM">
	Layout Code

	<copyright>(c) SAP AG 2003-2006. All rights reserved.</copyright>
</doc@>

<@doc hierarchy="GMLDOM">
	Layout Code

	<copyright>(c) SAP AG 2003-2006. All rights reserved.</copyright>
</doc@>

Class TileRuler inherit Ruler;

static readonly property _hType = 'SPAN';
static readonly property _vType = 'SPAN';
static readonly property _hCSS = 'BOX-RULER H-BOX-RULER-TILE';
static readonly property _vCSS = 'BOX-RULER V-BOX-RULER';
static readonly property _rulerType = 'formruler';

constructor(board, parent, index, isVertical)
	this.supercall(board, parent, index, isVertical);
end

override method _getHType()
	return this._hType;
end

override method _getVType()
	return this._vType;
end

override method _getHCSS()
	return this._hCSS;
end

override method _getVCSS()
	return this._vCSS;
end

override method _getType()
	return this._rulerType;
end

override method _getParentElem(parent)
	return parent.elem;
end

override method canApplayRect(x, y, w, h)
    var parent = this.getParent();
    
    // prevent dragging of the Ruler to create too short Tiles:
	var minY = parent.getContentsMinH() + parent.getContentsTop();
	return y > minY;
end

override method applyPos(dontChangeFoc)
	var parent = this.getParent();
	var pBase = parent.base;
	
	// if the Ruler is dragger lower than the bottom border of the TileView,
	// set it at the lowermost possible position:
	var maxY = SPLIT(pBase.size)[1];
	maxY -= MIN(pBase.tileGap, 4);
	maxY = MIN(this.elem.y, maxY);
	maxY -= parent.getContentsTop();

	pBase.setProperty("formHeight", maxY);
    parent.board.selection.setSingle(parent.elem);
end