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/* <copyright>
Copyright (c) 2012, Motorola Mobility, Inc
All Rights Reserved.
BSD License.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
- Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
- Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
- Neither the name of Motorola Mobility nor the names of its contributors
may be used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.
</copyright> */
////////////////////////////////////////////////////////////////////////
//
var Montage = require("montage/core/core").Montage,
Component = require("montage/ui/component").Component,
ClipboardUtil = require("js/clipboard/util").ClipboardUtil,
World = require("js/lib/drawing/world").World;
var ElementsClipboardAgent = exports.ElementsClipboardAgent = Montage.create(Component, {
//count how many times pasted
//used to move multiple pastes of same copy
pasteCounter:{
value: 0
},
copiedObjects:{
value: {}
},
copy:{
value: function(clipboardEvent){
var j=0, htmlToClipboard = "", ninjaClipboardObj = {}, textToClipboard = "";
this.copiedObjects = {};
this.pasteCounter = 0;
this.copiedObjects["copy"] = [];
if(clipboardEvent){
for(j=0; j < this.application.ninja.selectedElements.length; j++){//copying from stage
this.copiedObjects.copy.push(this.application.ninja.selectedElements[j]);
if(this.application.ninja.selectedElements[j].tagName === "CANVAS"){
if(!ninjaClipboardObj.canvas){
ninjaClipboardObj.canvas = true;
}
}else{
htmlToClipboard = htmlToClipboard + this.serializeHTMLElement(this.application.ninja.selectedElements[j]);
if(!ninjaClipboardObj.plainHtml){
ninjaClipboardObj.plainHtml = true;
}
textToClipboard = textToClipboard + this.getText(this.application.ninja.selectedElements[j]) + " ";
}
}
//set clipboard data
clipboardEvent.clipboardData.setData('ninja', ''+ JSON.stringify(ninjaClipboardObj));
clipboardEvent.clipboardData.setData('text/html', '<HTML><BODY>' + htmlToClipboard + '</BODY></HTML>');
clipboardEvent.clipboardData.setData('text/plain', textToClipboard);
}
}
},
cut:{
value:function(clipboardEvent){
var j=0, htmlToClipboard = "", ninjaClipboardObj = {}, textToClipboard = "", elObj = null;
this.copiedObjects = {}; this.pasteCounter = 0;
this.copiedObjects["cut"] = [];
if(clipboardEvent){
for(j=0; j < this.application.ninja.selectedElements.length; j++){//copying from stage
elObj = {};
elObj["outerhtml"] = this.application.ninja.selectedElements[j].outerHTML;
if(this.application.ninja.selectedElements[j].tagName === "CANVAS"){
elObj["styles"] = this.getDominantStyles(this.application.ninja.selectedElements[j], true);
if(!ninjaClipboardObj.canvas){
ninjaClipboardObj.canvas = true;
}
elObj["worldJson"] = this.application.ninja.selectedElements[j].elementModel.shapeModel ? this.application.ninja.selectedElements[j].elementModel.shapeModel.GLWorld.exportJSON(): null;
elObj["className"] = this.application.ninja.selectedElements[j].className;
}else{
elObj["styles"] = this.getDominantStyles(this.application.ninja.selectedElements[j], false);
htmlToClipboard = htmlToClipboard + this.serializeHTMLElement(this.application.ninja.selectedElements[j]);
if(!ninjaClipboardObj.plainHtml){
ninjaClipboardObj.plainHtml = true;
}
textToClipboard = textToClipboard + this.getText(this.application.ninja.selectedElements[j]) + " ";
}
this.copiedObjects.cut.push(elObj);
}
//set clipboard data
clipboardEvent.clipboardData.setData('ninja', ''+ JSON.stringify(ninjaClipboardObj));
clipboardEvent.clipboardData.setData('text/html', '<HTML><BODY>' + htmlToClipboard + '</BODY></HTML>');
clipboardEvent.clipboardData.setData('text/plain', textToClipboard);
}
this.application.ninja.elementMediator.removeElements(this.application.ninja.selectedElements);
clipboardEvent.preventDefault();
}
},
pasteInternal:{
value:function(){
if(this.copiedObjects.copy){
try{
this.pasteFromCopy();
}catch(e){
console.log(""+e.stack);
}
}
else if(this.copiedObjects.cut){
try{
this.pasteFromCut();
}catch(e){
console.log(""+e.stack);
}
}
}
},
pasteFromCopy:{
value:function(){
var i=0, j=0,
pastedElements = [],//array of te pastes clones - for selection
node = null,
styles = null,
copiedElement = null;
this.pasteCounter++;
//cleanse HTML
for(j=0; j< this.copiedObjects.copy.length; j++){
copiedElement = this.copiedObjects.copy[j];
styles = null;
if (copiedElement.tagName === "CANVAS"){
//clone copied canvas
var canvas = this.cloneCanvas(copiedElement);
pastedElements.push(canvas);
}
else {
node = copiedElement.cloneNode(true);
if(copiedElement.ownerDocument.defaultView.getComputedStyle(copiedElement).getPropertyValue("position") === "absolute"){
styles = {};
styles.top = this.application.ninja.elementMediator.getProperty(copiedElement, "top", parseInt);
styles.left = this.application.ninja.elementMediator.getProperty(copiedElement, "left", parseInt);
styles.position = "absolute";
}else{
styles = null;
}
this.pastePositioned(node, styles);
pastedElements.push(node);
}
}
NJevent("elementAdded", pastedElements);
this.application.ninja.currentDocument.model.needsSave = true;
}
},
pasteFromCut:{
value:function(){
var i=0, j=0,
node = null, canvas = null,
styles=null,
pastedElements = [];//array of te pastes clones - for selection
this.pasteCounter++;
for(j=0; j< this.copiedObjects.cut.length; j++){
node = ClipboardUtil.deserializeHtmlString(this.copiedObjects.cut[j].outerhtml)[0];
if (node.tagName === "CANVAS"){
//paste canvas
canvas = this.generateNewCanvas(this.copiedObjects.cut[j].outerhtml, this.copiedObjects.cut[j].styles, this.copiedObjects.cut[j].className, this.copiedObjects.cut[j].worldJson);
pastedElements.push(canvas);
node = null;
}
else if((node.nodeType === 3) || (node.tagName === "A")){//TextNode
node = null;
}
else {
this.pastePositioned(node, this.copiedObjects.cut[j].styles, false/*fromCopy*/);
pastedElements.push(node);
}
}
NJevent("elementAdded", pastedElements);
this.application.ninja.currentDocument.model.needsSave = true;
}
},
serializeHTMLElement:{
value: function(elem){
var computedStyles = null, originalStyleAttr = null, computedStylesStr = "", i=0, stylePropertyName="", outerHtml = "";
originalStyleAttr = elem.getAttribute("style");//preserve the current styles
elem.removeAttribute("style");
//build the computed style attribute
computedStyles = elem.ownerDocument.defaultView.getComputedStyle(elem);
for (i = 0; i < computedStyles.length; i++) {
stylePropertyName = computedStyles[i];
computedStylesStr = computedStylesStr + stylePropertyName + ":" + computedStyles.getPropertyValue(stylePropertyName) + ";";
}
elem.setAttribute("style", computedStylesStr);
outerHtml = elem.outerHTML;
elem.setAttribute("style", originalStyleAttr);//reset style after copying to clipboard
return outerHtml;
}
},
cloneCanvas:{
value: function(sourceCanvas){
var canvas, styles, world, worldData;
canvas = document.application.njUtils.make("canvas", sourceCanvas.className, this.application.ninja.currentDocument);
canvas.width = sourceCanvas.width;
canvas.height = sourceCanvas.height;
//end - clone copied canvas
//genenerate data-RDGE-id only for shapes
if (sourceCanvas.elementModel.shapeModel && !canvas.getAttribute( "data-RDGE-id" )) canvas.setAttribute( "data-RDGE-id", document.application.njUtils.generateRandom() );
if(sourceCanvas.ownerDocument.defaultView.getComputedStyle(sourceCanvas).getPropertyValue("position") === "absolute"){
styles = canvas.elementModel.data || {};
styles.top = "" + (this.application.ninja.elementMediator.getProperty(sourceCanvas, "top", parseInt) + (25 * this.pasteCounter))+"px";
styles.left = "" + (this.application.ninja.elementMediator.getProperty(sourceCanvas, "left", parseInt) + (25 * this.pasteCounter)) + "px";
}else{
styles = null;
}
this.application.ninja.elementMediator.addElements(canvas, styles, false);
worldData = sourceCanvas.elementModel.shapeModel ? sourceCanvas.elementModel.shapeModel.GLWorld.exportJSON(): null;
if(worldData)
{
var jObj;
var index = worldData.indexOf( ';' );
if ((worldData[0] === 'v') && (index < 24))
{
// JSON format. separate the version info from the JSON info
var jStr = worldData.substr( index+1 );
jObj = JSON.parse( jStr );
world = new World(canvas, jObj.webGL);
canvas.elementModel.shapeModel.GLWorld = world;
canvas.elementModel.shapeModel.useWebGl = jObj.webGL;
world.importJSON(jObj);
this.application.ninja.currentDocument.model.webGlHelper.buildShapeModel( canvas.elementModel, world );
}
}
return canvas;
}
},
generateNewCanvas: {
value: function(outerhtml, styles, className, worldJson){
var canvas, newCanvasStyles, world, worldData;
canvas = document.application.njUtils.make("canvas", className, this.application.ninja.currentDocument);
canvas.width = styles.width;
canvas.height = styles.height;
//genenerate data-RDGE-id only for shapes
if (worldJson && !canvas.getAttribute( "data-RDGE-id" )) canvas.setAttribute( "data-RDGE-id", document.application.njUtils.generateRandom() );
this.pastePositioned(canvas, styles, false/*from copy*/);
worldData = worldJson;
if(worldData)
{
var jObj;
var index = worldData.indexOf( ';' );
if ((worldData[0] === 'v') && (index < 24))
{
// JSON format. separate the version info from the JSON info
var jStr = worldData.substr( index+1 );
jObj = JSON.parse( jStr );
world = new World(canvas, jObj.webGL);
canvas.elementModel.shapeModel.GLWorld = world;
canvas.elementModel.shapeModel.useWebGl = jObj.webGL;
world.importJSON(jObj);
this.application.ninja.currentDocument.model.webGlHelper.buildShapeModel( canvas.elementModel, world );
}
}
return canvas;
}
},
serializeCanvas:{
value:function(sourceCanvas){
}
},
getText:{
value: function(element){
var nodeList = element.getElementsByTagName("*"), allText = "", i=0;
for(i=0; i < nodeList.length; i++){
if(nodeList[i].nodeType === 3){//text node
allText = allText + nodeList[i].innerText + " ";
}
}
}
},
pastePositioned:{
value: function(element, styles, fromCopy){// for now can wok for both in-place and centered paste
var modObject = [], x,y, newX, newY, counter;
if((typeof fromCopy === "undefined") || (fromCopy && fromCopy === true)){
counter = this.pasteCounter;
}else{
counter = this.pasteCounter - 1;
}
x = styles ? ("" + styles.left + "px") : "100px";
y = styles ? ("" + styles.top + "px") : "100px";
newX = styles ? ("" + (styles.left + (25 * counter)) + "px") : "100px";
newY = styles ? ("" + (styles.top + (25 * counter)) + "px") : "100px";
if(!styles || (styles && !styles.position)){
this.application.ninja.elementMediator.addElements(element, null, false);
}else if(styles && (styles.position === "absolute")){
this.application.ninja.elementMediator.addElements(element, {"top" : newY, "left" : newX}, false);//displace
}
}
},
getDominantStyles:{
value: function(el, isCanvas){
var styles = {};
styles.top = this.application.ninja.elementMediator.getProperty(el, "top", parseInt);
styles.left = this.application.ninja.elementMediator.getProperty(el, "left", parseInt);
if(el.ownerDocument.defaultView.getComputedStyle(el).getPropertyValue("position") === "absolute"){
styles.position = "absolute";
}
if(isCanvas){
styles.width = (el.getAttribute("width") ? el.getAttribute("width") : null);
styles.height = (el.getAttribute("height") ? el.getAttribute("height") : null);
}
return styles;
}
}
});
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