// HolizontalMerge 1.0
// Last Modified: 2007-10-25
// Copyright 2007. batta.

// Save
var startRulerUnits = preferences.rulerUnits
var startTypeUnits = preferences.typeUnits
var startDisplayDialogs = displayDialogs

// Set
preferences.rulerUnits = Units.PIXELS
preferences.typeUnits = TypeUnits.PIXELS
displayDialogs = DialogModes.NO

uDlg = new Window('dialog','HorizontalMerge',[300,200,600,324]);
uDlg.okBtn = uDlg.add("button",[200,80,250,80+21], "OK", { name:"ok"});
uDlg.sText1 = uDlg.add("statictext",[50,20,160,20+25], "画像サイズ（幅：px）：");
uDlg.cBox1 = uDlg.add("checkbox",[20,80,180,80+25], "使用したファイルを閉じる");
uDlg.sText2 = uDlg.add("statictext",[36,47,300,47+25], "※未入力＝レイヤー統合＆サイズ変換無し");
uDlg.eText1 = uDlg.add("edittext",[170,18,240,18+20], "");
uDlg.show();
if(uDlg.eText1.text) var convW = eval(uDlg.eText1.text);
var closeOpt = uDlg.cBox1.value;

var margeH = 10000;
var margeW = 0;
var nameCnt = 1;
for (var i = 0; i<documents.length; i++){
	if(documents[i].height.value < margeH && documents[i].name.indexOf("merged_") == -1) {
		activeDocument = documents[i];
		margeH = documents[i].height.value;
	}
}
for (var i = 0; i<documents.length; i++){
	//if(documents[i].name.indexOf("merged_") >= 0){
	if(documents[i].name.match(/merged_(\d+)/g)){
		var n = eval(RegExp.$1);
		if(n >= nameCnt) nameCnt = n+1;
		//nameCnt++;
	}else{
		activeDocument = documents[i];
		documents[i].changeMode(ChangeMode.RGB);
		if(documents[i].artLayers.length > 1) documents[i].mergeVisibleLayers();
		var thisW = documents[i].width.value/documents[i].height.value*margeH;
		documents[i].resizeImage(thisW, margeH);
		margeW += thisW;
	}
}

if(!margeW){
	alert("処理する画像がありません");
}else{

	var mergedDoc = documents.add(margeW, margeH, 72, "merged_"+nameCnt);
	var selRegion = Array(Array(0, 0),
						Array(1, 0),
						Array(1, 1),
						Array(0, 1),
						Array(0, 0))
	var posX = 0;
	if(closeOpt) var closeFiles = new Array();
	for (var i = 0; i<documents.length; i++){
		if(documents[i].name.indexOf("merged_") == -1){
			activeDocument = documents[i];
			documents[i].activeLayer.copy();
			var thisW = documents[i].width.value;
			activeDocument = mergedDoc;
			mergedDoc.selection.select(selRegion);
			mergedDoc.paste();
			mergedDoc.activeLayer.translate(posX,0);
			posX += thisW;
			if(closeOpt) closeFiles.push(documents[i]);
		}
	}

	if(convW){
		var convH = convW/activeDocument.width.value*activeDocument.height.value;
		mergedDoc.mergeVisibleLayers();
		mergedDoc.resizeImage(convW, convH);
		// Unsharp Mask
		mergedDoc.activeLayer.applyUnSharpMask (50,0.5,0);
	}

	if(closeOpt) {
		for (var i = 0; i<closeFiles.length; i++){
			closeFiles[i].close(SaveOptions.DONOTSAVECHANGES);
		}
	}

}

// Reset
app.preferences.rulerUnits = startRulerUnits
app.preferences.typeUnits = startTypeUnits
app.displayDialogs = startDisplayDialogs