问Photoshop脚本-如何获得图层集合(组)可见部分的边界？

EN

var mfDoc = activeDocument;
var mflayer = activeDocument.activeLayer; // currently active layer
var mfnewdLayer = mfDoc.activeLayer.duplicate(); // Dublicates active layer or group (creating a temp layer)
mfDoc.activeLayer = mfnewdLayer; // sets the temp layer as the active layer
mfnewdLayer.merge(); // merges it, this leaves only visible layers

var mfmlayer = activeDocument.activeLayer; //Grab the currently selected layer
var mfheight = mfmlayer.bounds[2]-mfmlayer.bounds[0]; //Grab the H value
var mfwidth = mfmlayer.bounds[3]-mfmlayer.bounds[1]; //Grab the W value

mfmlayer.remove(); // delete the temp layer
mfDoc.activeLayer = mflayer; // gets back to the layer that was active at the begining
mflayer.name = mfheight + " x " + mfwidth // set it's name to the dimintions we now have

var mfDoc = activeDocument;
var mflayer = activeDocument.activeLayer; // currently active layer
var mfnewdLayer = mfDoc.activeLayer.duplicate(); // Dublicates active layer or group (creating a temp layer)
mfDoc.activeLayer = mfnewdLayer; // sets the temp layer as the active layer
mfnewdLayer.merge(); // merges it, this leaves only visible layers

var mfmlayer = activeDocument.activeLayer; //Grab the currently selected layer

        if (hasVectorMask() == true){ // Only if it has a layer mask
                selectVectorMask(); // Select the vector mask
                rasterizeVectorMask(); // rasterize the vector mask
                applyLayerMask(); // Apply the layer mask
            }
        if (hasLayerMask() == true){ // Only if it has a layer mask
                selectLayerMask(); // Select the layer mask
                applyLayerMask(); // Apply the layer mask
            }
        if (hasFilterMask() == true){ // Only if it has a Smart Filter mask
            }

var mfheight = mfmlayer.bounds[2]-mfmlayer.bounds[0]; //Grab the H value
var mfwidth = mfmlayer.bounds[3]-mfmlayer.bounds[1]; //Grab the W value

mfmlayer.remove(); // delete the temp layer
mfDoc.activeLayer = mflayer; // gets back to the layer that was active at the begining
mflayer.name = mfheight + " x " + mfwidth // set it's name to the dimintions we now have



function hasLayerMask() {
var hasLayerMask = false;
try {
    var ref = new ActionReference();
    var keyUserMaskEnabled = app.charIDToTypeID( 'UsrM' );
    ref.putProperty( app.charIDToTypeID( 'Prpr' ), keyUserMaskEnabled );
    ref.putEnumerated( app.charIDToTypeID( 'Lyr ' ), app.charIDToTypeID( 'Ordn' ), app.charIDToTypeID( 'Trgt' ) );
    var desc = executeActionGet( ref );
    if ( desc.hasKey( keyUserMaskEnabled ) ) {
        hasLayerMask = true;
    }
}catch(e) {
    hasLayerMask = false;
}
return hasLayerMask;
}


function hasVectorMask() {
var hasVectorMask = false;
try {
    var ref = new ActionReference();
    var keyVectorMaskEnabled = app.stringIDToTypeID( 'vectorMask' );
    var keyKind = app.charIDToTypeID( 'Knd ' );
    ref.putEnumerated( app.charIDToTypeID( 'Path' ), app.charIDToTypeID( 'Ordn' ), keyVectorMaskEnabled );
    var desc = executeActionGet( ref );
    if ( desc.hasKey( keyKind ) ) {
        var kindValue = desc.getEnumerationValue( keyKind );
        if (kindValue == keyVectorMaskEnabled) {
            hasVectorMask = true;
        }
    }
}catch(e) {
    hasVectorMask = false;
}
return hasVectorMask;
}


function hasFilterMask() {
var hasFilterMask = false;
try {
    var ref = new ActionReference();
    var keyFilterMask = app.stringIDToTypeID("hasFilterMask");
    ref.putProperty( app.charIDToTypeID( 'Prpr' ), keyFilterMask);
    ref.putEnumerated( app.charIDToTypeID( 'Lyr ' ), app.charIDToTypeID( 'Ordn' ), app.charIDToTypeID( 'Trgt' ) );
    var desc = executeActionGet( ref );
    if ( desc.hasKey( keyFilterMask ) && desc.getBoolean( keyFilterMask )) {
        hasFilterMask = true;
    }
}catch(e) {
    hasFilterMask = false;
}
return hasFilterMask;
}

function selectLayerMask() {
try{ 
    var id759 = charIDToTypeID( "slct" );
        var desc153 = new ActionDescriptor();
        var id760 = charIDToTypeID( "null" );
            var ref92 = new ActionReference();
            var id761 = charIDToTypeID( "Chnl" );
            var id762 = charIDToTypeID( "Chnl" );
            var id763 = charIDToTypeID( "Msk " );
            ref92.putEnumerated( id761, id762, id763 );
        desc153.putReference( id760, ref92 );
        var id764 = charIDToTypeID( "MkVs" );
        desc153.putBoolean( id764, false );
    executeAction( id759, desc153, DialogModes.NO );
}catch(e) {
    ; // do nothing
}
}

function selectVectorMask() {
try{ 
    var id55 = charIDToTypeID( "slct" );
    var desc15 = new ActionDescriptor();
    var id56 = charIDToTypeID( "null" );
        var ref13 = new ActionReference();
        var id57 = charIDToTypeID( "Path" );
        var id58 = charIDToTypeID( "Path" );
        var id59 = stringIDToTypeID( "vectorMask" );
        ref13.putEnumerated( id57, id58, id59 );
        var id60 = charIDToTypeID( "Lyr " );
        var id61 = charIDToTypeID( "Ordn" );
        var id62 = charIDToTypeID( "Trgt" );
    ref13.putEnumerated( id60, id61, id62 );
desc15.putReference( id56, ref13 );
executeAction( id55, desc15, DialogModes.NO );
}catch(e) {
    ; // do nothing
}
}

function applyLayerMask() {
try{ 
    var id765 = charIDToTypeID( "Dlt " );
        var desc154 = new ActionDescriptor();
        var id766 = charIDToTypeID( "null" );
            var ref93 = new ActionReference();
            var id767 = charIDToTypeID( "Chnl" );
            var id768 = charIDToTypeID( "Ordn" );
            var id769 = charIDToTypeID( "Trgt" );
            ref93.putEnumerated( id767, id768, id769 );
        desc154.putReference( id766, ref93 );
        var id770 = charIDToTypeID( "Aply" );
        desc154.putBoolean( id770, true );
    executeAction( id765, desc154, DialogModes.NO );
}catch(e) {
    ; // do nothing
}
}