レイヤーのサイズ情報をJSONで入出力できるようにしたコード。Photoshop用。

layerSizeObject.jsx

#target photoshop
#include json2.jsx;


/// class 的なやつにしたいが…くそ！くそ！！！
function CreateByJSON( jsonString ){
	var o = new Object();
	try{
	var obj = JSON.parse( RemoveSpecificCharacterFromJSON( jsonString ));
		o.x = obj.x;
		o.y = obj.y;
		o.width = obj.width;
		o.height = obj.height;
	}catch(error){
		alert(error);
	}
	o = AddFunctions(o);
	return o;
};
function CreateByParams( _x, _y, _height, _width ){
	var o = new Object();
	o.x = _x;
	o.y = _y;
	o.width = _width;
	o.height = _height;
	o = AddFunctions(o);
	return o;
};
function CreateByLayer( layer ){
	var o = new Object();
	var currentBounds = layer.bounds;
	o.x = currentBounds[0].as('px');
	o.y = currentBounds[1].as('px');
	o.width = currentBounds[2].as('px') - currentBounds[0].as('px');
	o.height = currentBounds[3].as('px') - currentBounds[1].as('px');
	o = AddFunctions(o);
	return o;
};
function AddFunctions(o){
	// JSON形式で出力
	o.JSONText = function(){
		return "{\"x\":"+o.x+",\"y\":"+o.y+",\"width\":"+o.width+",\"height\":"+o.height+"}";
	};
	o.JSONObj = function(){
		return JSON.parse( RemoveSpecificCharacterFromJSON( o.JSONText() ));
	};
	o.Bounds = function(){
		return "[" + o.x + "," + o.y + "," + o.width + "," + o.height + "]";
	};
	o.IsJustFit = function(layer){
		var layerObj = CreateByLayer(layer);
		if (o.x != layerObj.x) return false;
		if (o.y != layerObj.y) return false;
		if (o.width != layerObj.width) return false;
		if (o.height != layerObj.height) return false;
		return true;
	}
	o.ApplyToLayer = function(layer){
		var layerObj = CreateByLayer(layer);
		// alert( "currentLayer:" + layerObj.JSONText());
		// alert("layerObj.width / obj.width::" + layerObj.width + " / " + obj.width);
		var scaleX = ( parseFloat(o.width) / parseFloat(layerObj.width)) * 100;
		// 高さ
		// alert("layerObj.height / obj.height::" +layerObj.height + "/" + obj.height);
		var scaleY = (parseFloat(o.height) / parseFloat(layerObj.height)) * 100;
		// alert("scaleX:"+scaleX + "    scaleY:"+scaleY);

		var deltaX = (o.x - layerObj.x) +'px';
		var deltaY = (o.y - layerObj.y) +'px';
		// alert(deltaX + ":" + deltaY);

		// スケール
		layer.resize(scaleX, scaleY, AnchorPosition.MIDDLECENTER);
		layer.translate( deltaX, deltaY);
		// 結果
		// alert( "delta:" + deltaX + ":" + deltaY + "\n,,,," + o.JSONText() +" => "+ CreateByLayer(layer).JSONText());

		// フィットするまで再帰
		if( !o.IsJustFit(layer) )o.ApplyToLayer(layer);
	};
	return o;
};