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swapObjects.js
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swapObjects.js
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/////////////////////////////////////////////////////////////////
//Swap Objects -- CS
//>=--------------------------------------
//User selects two objects:
// this script swaps position and size of the two objects.
//
//Version 2 update: now adjusts stroke based on difference in area.
//>=--------------------------------------
// JS code (c) copyright: John Wundes ( [email protected] ) www.wundes.com
//copyright full text here: http://www.wundes.com/js4ai/copyright.txt
//////////////////////////////////////////////////////////////////
try {
var selObjs = "Please select two objects on the page.";
var docRef = activeDocument;
if (documents.length>0) {
if (docRef.selection.length == 2) {
mySelection = docRef.selection;
//if object is a (collection of) object(s) not a text field.
if (mySelection instanceof Array) {
//initialize vars
//
//*******************************************************
//toggle for scaling stroke: set to true to scale stroke.
var scaled = true;
//*******************************************************
//create stroke Array
var strokeArray = new Array();
//create bounding objects
var origBounds = mySelection[0].geometricBounds;
var initBounds = mySelection[1].geometricBounds;
//define paramaters of top object
var oul_x = origBounds[0];
var oul_y = origBounds[1];
var olr_x = origBounds[2];
var olr_y = origBounds[3];
var oSelWidth = (olr_x-oul_x);
var oSelHeight = (oul_y-olr_y);
var oSelPos = [oul_x, oul_y];
//define paramaters of bottom object
var ul_x = initBounds[0];
var ul_y = initBounds[1];
var lr_x = initBounds[2];
var lr_y = initBounds[3];
var mySelWidth = (lr_x-ul_x);
var mySelHeight = (ul_y-lr_y);
var mySelPos = [ul_x, ul_y];
//find proportional Difference
//average height and width to find new stroke
if (scaled == true) {
var wdiff = mySelWidth/oSelWidth;
var whght = mySelHeight/oSelHeight;
var cdiff = oSelWidth/mySelWidth;
var chght = oSelHeight/mySelHeight;
var propDiff = (wdiff+whght)/2;
var revDiff = (cdiff+chght)/2;
} else {
var propDiff = 1;
}
//mark stroked Items
markStroked(mySelection[0], propDiff);
markStroked(mySelection[1], revDiff);
//apply transforms to selection[0]
mySelWidth = (lr_x-ul_x);
mySelHeight = (ul_y-lr_y);
mySelPos = [ul_x, ul_y];
mySelection[0].height = mySelHeight;
mySelection[0].width = mySelWidth;
mySelection[0].position = mySelPos;
//apply transforms to selection[1]
oSelWidth = (olr_x-oul_x);
oSelHeight = (oul_y-olr_y);
oSelPos = [oul_x, oul_y];
mySelection[1].height = oSelHeight;
mySelection[1].width = oSelWidth;
mySelection[1].position = oSelPos;
//restroke with new proportions
//scaleStroke(mySelection[0], propDiff);
//scaleStroke(mySelection[1], revDiff);
scaleStroke(strokeArray);
} else {
alert(mySelection+" is not an array!\n"+selObjs);
}
} else {
alert("Selection is not 2 objects!\n"+selObjs);
}
}
} catch(e){
alert("problem:\n"+e); }
//Create the stroke Object that goes into the stroke Array.
// contains the items colorObject, it's initial stroke weight
// and the multiplier used to shift the stroke scale.
function strokeObj(pName, strokeWt, diff) {
this.pName = pName;
this.strokeWt = strokeWt;
this.diff = diff;
}
//assigns the stroke weight to each object in the selection
function markStroked(Sel, mydiff) {
var strokdiff = mydiff;
//alert(strokdiff+"for obj:"+Sel);
//alert(Sel.typename);
var slen = Sel.length;
// if selected is a single object...
if (Sel.typename == "GroupItem") {
//alert("object is a group in markStroke");
markStroked(Sel.pageItems, mydiff);
} else if (Sel.typename == "CompoundPathItem") {
//add object and stroke weight to the array...
myColor = Sel.pathItems[0];
myWt = myColor.strokeWidth;
bob = new strokeObj(myColor, myWt, strokdiff);
strokeArray.push(bob);
} else if (Sel.typename == "TextFrame") {
//alert("it's a TextFrame");
if (Sel.textRange.characterAttributes.strokeColor.typename != "NoColor") {
var clMax = Sel.textRange.characters.length;
for (var cl=0; cl<clMax; cl++) {
myColor = Sel.textRange.characters[cl].characterAttributes;
myWt = myColor.strokeWeight;
bob = new strokeObj(myColor, myWt, strokdiff);
strokeArray.push(bob);
}
}
}else if (Sel.typename == "PathItem") {
//add object and stroke weight to the array...
myColor = Sel;
myWt = myColor.strokeWidth;
bob = new strokeObj(myColor, myWt, strokdiff);
strokeArray.push(bob);
}
// if selected contains more than one object... alert(Sel.length+" good so far");
if(Sel.typename == "GroupItem"){
for (var a=0; a<slen; a++) {
if (Sel[a].typename == "GroupItem") {
//alert("a group in markStroke");
markStroked(Sel[a].pageItems, mydiff);
} else if (Sel[a].typename == "CompoundPathItem") {
myColor = Sel[a].pathItems[0];
myWt = myColor.strokeWidth;
bob = new strokeObj(myColor, myWt, strokdiff);
strokeArray.push(bob);
} else if (Sel[a].typename == "PathItem") {
if (Sel[a].stroked == true) {
myColor = Sel[a];
myWt = myColor.strokeWidth;
bob = new strokeObj(myColor, myWt, strokdiff);
strokeArray.push(bob);
}
} else if (Sel[a].typename == "TextFrame") {
if (Sel[a].textRange.characterAttributes.strokeColor.typename != "NoColor") {
var clMax = Sel[a].textRange.characters.length;
for (var cl=0; cl<clMax; cl++) {
myColor = Sel[a].textRange.characters[cl].characterAttributes;
myWt = myColor.strokeWeight;
bob = new strokeObj(myColor, myWt, strokdiff);
strokeArray.push(bob);
}
}
}
}
}
}
//goes through stroked array and resets stroke for each object.
function scaleStroke(mySlx) {
var slen = mySlx.length;
for (var a=0; a<slen; a++) {
//set it's strokeweight or strokewidth, whatever... :)
mySlx[a].pName.strokeWidth = mySlx[a].strokeWt*mySlx[a].diff;
mySlx[a].pName.strokeWeight = mySlx[a].strokeWt*mySlx[a].diff;
//alert(mySlx[a].diff);
}
}