From abb5ae6d23e8ed386d1f7b2a11d63f386afc21a8 Mon Sep 17 00:00:00 2001
From: alschmiedt
Date: Thu, 19 Sep 2019 13:02:02 -0700
Subject: [PATCH] Add key map demo (#3042)
* Merge with develop
* Update jsdocs
---
blockly_compressed.js | 302 ++++++++++++++++---------------
blockly_uncompressed.js | 4 +-
demos/keyboard_nav/index.html | 330 ++++++++++++++++++++++++++++++++--
3 files changed, 477 insertions(+), 159 deletions(-)
diff --git a/blockly_compressed.js b/blockly_compressed.js
index a6f39939f..a8353f009 100644
--- a/blockly_compressed.js
+++ b/blockly_compressed.js
@@ -1,13 +1,16 @@
-// Do not edit this file; automatically generated by gulp.
-'use strict';var Blockly={utils:{}};Blockly.utils.object={};Blockly.utils.object.inherits=function(a,b){a.superClass_=b.prototype;a.prototype=Object.create(b.prototype);a.prototype.constructor=a};Blockly.utils.object.mixin=function(a,b){for(var c in b)a[c]=b[c]};Blockly.utils.object.values=function(a){return Object.values?Object.values(a):Object.keys(a).map(function(b){return a[b]})};Blockly.blockRendering={};Blockly.blockRendering.rendererMap_={};Blockly.blockRendering.useDebugger=!1;Blockly.blockRendering.register=function(a,b){if(Blockly.blockRendering.rendererMap_[a])throw Error("Renderer has already been registered.");Blockly.blockRendering.rendererMap_[a]=b};Blockly.blockRendering.startDebugger=function(){Blockly.blockRendering.useDebugger=!0};Blockly.blockRendering.stopDebugger=function(){Blockly.blockRendering.useDebugger=!1};
-Blockly.blockRendering.init=function(a){if(!Blockly.blockRendering.rendererMap_[a])throw Error("Renderer not registered: ",a);var b=function(){b.superClass_.constructor.call(this)};Blockly.utils.object.inherits(b,Blockly.blockRendering.rendererMap_[a]);a=new b;a.init();return a};Blockly.Blocks=Object.create(null);Blockly.utils.global=this||self;Blockly.Msg={};Blockly.utils.global.Blockly||(Blockly.utils.global.Blockly={});Blockly.utils.global.Blockly.Msg||(Blockly.utils.global.Blockly.Msg=Blockly.Msg);Blockly.utils.Coordinate=function(a,b){this.x=a;this.y=b};Blockly.utils.Coordinate.equals=function(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1};Blockly.utils.Coordinate.distance=function(a,b){var c=a.x-b.x;a=a.y-b.y;return Math.sqrt(c*c+a*a)};Blockly.utils.Coordinate.magnitude=function(a){return Math.sqrt(a.x*a.x+a.y*a.y)};Blockly.utils.Coordinate.difference=function(a,b){return new Blockly.utils.Coordinate(a.x-b.x,a.y-b.y)};
+// Do not edit this file; automatically generated by build.py.
+'use strict';
+
+
+var Blockly={};Blockly.Blocks=Object.create(null);
+Blockly.utils={};Blockly.utils.global=function(){return"object"===typeof self?self:"object"===typeof window?window:"object"===typeof global?global:this}();Blockly.Msg={};Blockly.utils.global.Blockly||(Blockly.utils.global.Blockly={});Blockly.utils.global.Blockly.Msg||(Blockly.utils.global.Blockly.Msg=Blockly.Msg);Blockly.utils.Coordinate=function(a,b){this.x=a;this.y=b};Blockly.utils.Coordinate.equals=function(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1};Blockly.utils.Coordinate.distance=function(a,b){var c=a.x-b.x,d=a.y-b.y;return Math.sqrt(c*c+d*d)};Blockly.utils.Coordinate.magnitude=function(a){return Math.sqrt(a.x*a.x+a.y*a.y)};Blockly.utils.Coordinate.difference=function(a,b){return new Blockly.utils.Coordinate(a.x-b.x,a.y-b.y)};
Blockly.utils.Coordinate.sum=function(a,b){return new Blockly.utils.Coordinate(a.x+b.x,a.y+b.y)};Blockly.utils.Coordinate.prototype.scale=function(a){this.x*=a;this.y*=a;return this};Blockly.utils.Coordinate.prototype.translate=function(a,b){this.x+=a;this.y+=b;return this};Blockly.utils.string={};Blockly.utils.string.startsWith=function(a,b){return 0==a.lastIndexOf(b,0)};Blockly.utils.string.shortestStringLength=function(a){return a.length?a.reduce(function(a,c){return a.lengthb&&(b=c[d].length);d=-Infinity;var e=1;do{var f=d;var g=a;a=[];var h=c.length/e,k=1;for(d=0;df);return g};
+Blockly.utils.string.commonWordPrefix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;for(var c=0,d=b||Blockly.utils.string.shortestStringLength(a),e=0;eb&&(b=c[d].length);d=-Infinity;var e=1;do{var f=d;var g=a;var h=[],k=c.length/e,l=1;for(d=0;df);return g};
Blockly.utils.string.wrapScore_=function(a,b,c){for(var d=[0],e=[],f=0;fd&&(d=h,e=g)}return e?Blockly.utils.string.wrapMutate_(a,e,c):b};Blockly.utils.string.wrapToText_=function(a,b){for(var c=[],d=0;d=h?(e=2,f=h,(h=a.join(""))&&c.push(h),a.length=0):"{"==h?e=3:(a.push("%",h),e=0):2==e?"0"<=h&&"9">=h?f+=h:(c.push(parseInt(f,10)),g--,e=0):3==e&&(""==h?(a.splice(0,0,"%{"),g--,e=0):"}"!=h?a.push(h):(e=a.join(""),/[A-Z]\w*/i.test(e)?(h=e.toUpperCase(),
-(h=Blockly.utils.string.startsWith(h,"BKY_")?h.substring(4):null)&&h in Blockly.Msg?(e=Blockly.Msg[h],"string"==typeof e?Array.prototype.push.apply(c,Blockly.utils.tokenizeInterpolation_(e,b)):b?c.push(String(e)):c.push(e)):c.push("%{"+e+"}")):c.push("%{"+e+"}"),e=a.length=0))}(h=a.join(""))&&c.push(h);b=[];for(g=a.length=0;g=k?(e=2,g=k,(k=f.join(""))&&c.push(k),f.length=0):"{"==k?e=3:(f.push("%",k),e=0):2==e?"0"<=k&&"9">=k?g+=k:(c.push(parseInt(g,10)),h--,e=0):3==e&&(""==k?(f.splice(0,0,"%{"),h--,e=0):"}"!=k?f.push(k):(e=f.join(""),/[A-Z]\w*/i.test(e)?(k=e.toUpperCase(),(k=
+Blockly.utils.string.startsWith(k,"BKY_")?k.substring(4):null)&&k in Blockly.Msg?(e=Blockly.Msg[k],"string"==typeof e?Array.prototype.push.apply(c,Blockly.utils.tokenizeInterpolation_(e,b)):b?c.push(String(e)):c.push(e)):c.push("%{"+e+"}")):c.push("%{"+e+"}"),e=f.length=0))}(k=f.join(""))&&c.push(k);d=[];for(h=f.length=0;hc;c++)b[c]=Blockly.utils.genUid.soup_.charAt(Math.random()*a);return b.join("")};Blockly.utils.genUid.soup_="!#$%()*+,-./:;=?@[]^_`{|}~ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
Blockly.utils.is3dSupported=function(){if(void 0!==Blockly.utils.is3dSupported.cached_)return Blockly.utils.is3dSupported.cached_;if(!Blockly.utils.global.getComputedStyle)return!1;var a=document.createElement("p"),b="none",c={webkitTransform:"-webkit-transform",OTransform:"-o-transform",msTransform:"-ms-transform",MozTransform:"-moz-transform",transform:"transform"};document.body.insertBefore(a,null);for(var d in c)if(void 0!==a.style[d]){a.style[d]="translate3d(1px,1px,1px)";b=Blockly.utils.global.getComputedStyle(a);
if(!b)return document.body.removeChild(a),!1;b=b.getPropertyValue(c[d])}document.body.removeChild(a);Blockly.utils.is3dSupported.cached_="none"!==b;return Blockly.utils.is3dSupported.cached_};Blockly.utils.runAfterPageLoad=function(a){if("object"!=typeof document)throw Error("Blockly.utils.runAfterPageLoad() requires browser document.");if("complete"==document.readyState)a();else var b=setInterval(function(){"complete"==document.readyState&&(clearInterval(b),a())},10)};
-Blockly.utils.getViewportBBox=function(){var a=Blockly.utils.style.getViewportPageOffset();return{right:document.documentElement.clientWidth+a.x,bottom:document.documentElement.clientHeight+a.y,top:a.y,left:a.x}};Blockly.utils.arrayRemove=function(a,b){b=a.indexOf(b);if(-1==b)return!1;a.splice(b,1);return!0};
-Blockly.utils.getDocumentScroll=function(){var a=document.documentElement,b=window;return Blockly.utils.userAgent.IE&&b.pageYOffset!=a.scrollTop?new Blockly.utils.Coordinate(a.scrollLeft,a.scrollTop):new Blockly.utils.Coordinate(b.pageXOffset||a.scrollLeft,b.pageYOffset||a.scrollTop)};Blockly.utils.getBlockTypeCounts=function(a,b){var c=Object.create(null),d=a.getDescendants(!0);b&&(a=a.getNextBlock())&&(a=d.indexOf(a),d.splice(a,d.length-a));for(a=0;b=d[a];a++)c[b.type]?c[b.type]++:c[b.type]=1;return c};
-Blockly.utils.screenToWsCoordinates=function(a,b){var c=b.x;b=b.y;var d=a.getInjectionDiv().getBoundingClientRect();c=new Blockly.utils.Coordinate(c-d.left,b-d.top);b=a.getOriginOffsetInPixels();return Blockly.utils.Coordinate.difference(c,b).scale(1/a.scale)};Blockly.Touch={};Blockly.Touch.TOUCH_ENABLED="ontouchstart"in Blockly.utils.global||!!(Blockly.utils.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!Blockly.utils.global.navigator||!Blockly.utils.global.navigator.maxTouchPoints&&!Blockly.utils.global.navigator.msMaxTouchPoints);Blockly.Touch.touchIdentifier_=null;Blockly.Touch.TOUCH_MAP={};
+Blockly.utils.getViewportBBox=function(){var a=Blockly.utils.style.getViewportPageOffset();return{right:document.documentElement.clientWidth+a.x,bottom:document.documentElement.clientHeight+a.y,top:a.y,left:a.x}};Blockly.utils.arrayRemove=function(a,b){var c=a.indexOf(b);if(-1==c)return!1;a.splice(c,1);return!0};
+Blockly.utils.getDocumentScroll=function(){var a=document.documentElement,b=window;return Blockly.utils.userAgent.IE&&b.pageYOffset!=a.scrollTop?new Blockly.utils.Coordinate(a.scrollLeft,a.scrollTop):new Blockly.utils.Coordinate(b.pageXOffset||a.scrollLeft,b.pageYOffset||a.scrollTop)};
+Blockly.utils.getBlockTypeCounts=function(a,b){var c=Object.create(null),d=a.getDescendants(!0);if(b){var e=a.getNextBlock();e&&(e=d.indexOf(e),d.splice(e,d.length-e))}e=0;for(var f;f=d[e];e++)c[f.type]?c[f.type]++:c[f.type]=1;return c};Blockly.utils.screenToWsCoordinates=function(a,b){var c=b.x,d=b.y,e=a.getInjectionDiv().getBoundingClientRect();c=new Blockly.utils.Coordinate(c-e.left,d-e.top);d=a.getOriginOffsetInPixels();return Blockly.utils.Coordinate.difference(c,d).scale(1/a.scale)};
+Blockly.Touch={};Blockly.Touch.TOUCH_ENABLED="ontouchstart"in Blockly.utils.global||!!(Blockly.utils.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!Blockly.utils.global.navigator||!Blockly.utils.global.navigator.maxTouchPoints&&!Blockly.utils.global.navigator.msMaxTouchPoints);Blockly.Touch.touchIdentifier_=null;Blockly.Touch.TOUCH_MAP={};
Blockly.utils.global.PointerEvent?Blockly.Touch.TOUCH_MAP={mousedown:["pointerdown"],mouseenter:["pointerenter"],mouseleave:["pointerleave"],mousemove:["pointermove"],mouseout:["pointerout"],mouseover:["pointerover"],mouseup:["pointerup","pointercancel"],touchend:["pointerup"],touchcancel:["pointercancel"]}:Blockly.Touch.TOUCH_ENABLED&&(Blockly.Touch.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.longPid_=0;
Blockly.longStart_=function(a,b){Blockly.longStop_();a.changedTouches&&1!=a.changedTouches.length||(Blockly.longPid_=setTimeout(function(){a.changedTouches&&(a.button=2,a.clientX=a.changedTouches[0].clientX,a.clientY=a.changedTouches[0].clientY);b&&b.handleRightClick(a)},Blockly.LONGPRESS))};Blockly.longStop_=function(){Blockly.longPid_&&(clearTimeout(Blockly.longPid_),Blockly.longPid_=0)};Blockly.Touch.clearTouchIdentifier=function(){Blockly.Touch.touchIdentifier_=null};
Blockly.Touch.shouldHandleEvent=function(a){return!Blockly.Touch.isMouseOrTouchEvent(a)||Blockly.Touch.checkTouchIdentifier(a)};Blockly.Touch.getTouchIdentifierFromEvent=function(a){return void 0!=a.pointerId?a.pointerId:a.changedTouches&&a.changedTouches[0]&&void 0!==a.changedTouches[0].identifier&&null!==a.changedTouches[0].identifier?a.changedTouches[0].identifier:"mouse"};
@@ -37,20 +42,21 @@ Blockly.Touch.isMouseOrTouchEvent=function(a){return Blockly.utils.string.starts
Blockly.Touch.splitEventByTouches=function(a){var b=[];if(a.changedTouches)for(var c=0;c]*[^/])?>[^<]*)\n([^<]*<\/)/;do{var c=a;a=a.replace(b,"$1
$2")}while(a!=c);return a};Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c"!=d.slice(-2)&&(b+=" ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1$2>");return a.replace(/^\n/,"")};
-Blockly.Xml.textToDom=function(a){var b=Blockly.utils.xml.textToDomDocument(a);if(!b||!b.documentElement||b.getElementsByTagName("parsererror").length)throw Error("textToDom was unable to parse: "+a);return b.documentElement};Blockly.Xml.clearWorkspaceAndLoadFromXml=function(a,b){b.setResizesEnabled(!1);b.clear();a=Blockly.Xml.domToWorkspace(a,b);b.setResizesEnabled(!0);return a};
+Blockly.Xml.textToDom=function(a){var b=Blockly.utils.xml.textToDomDocument(a);if(!b||!b.documentElement||b.getElementsByTagName("parsererror").length)throw Error("textToDom was unable to parse: "+a);return b.documentElement};Blockly.Xml.clearWorkspaceAndLoadFromXml=function(a,b){b.setResizesEnabled(!1);b.clear();var c=Blockly.Xml.domToWorkspace(a,b);b.setResizesEnabled(!0);return c};
Blockly.Xml.domToWorkspace=function(a,b){if(a instanceof Blockly.Workspace){var c=a;a=b;b=c;console.warn("Deprecated call to Blockly.Xml.domToWorkspace, swap the arguments.")}var d;b.RTL&&(d=b.getWidth());c=[];Blockly.utils.dom.startTextWidthCache();var e=a.childNodes.length,f=Blockly.Events.getGroup();f||Blockly.Events.setGroup(!0);b.setResizesEnabled&&b.setResizesEnabled(!1);var g=!0;try{for(var h=0;ha.viewWidth)return b;if(this.workspace_.RTL)var c=this.anchorXY_.x-b,d=c-this.width_,e=a.viewLeft+a.viewWidth,f=a.viewLeft+Blockly.Scrollbar.scrollbarThickness/this.workspace_.scale;else d=b+this.anchorXY_.x,c=d+this.width_,f=a.viewLeft,e=a.viewLeft+a.viewWidth-Blockly.Scrollbar.scrollbarThickness/this.workspace_.scale;this.workspace_.RTL?de&&(b=-(e-this.anchorXY_.x)):
de&&(b=e-this.anchorXY_.x-this.width_);return b};Blockly.Bubble.prototype.getOptimalRelativeTop_=function(a){var b=-this.height_/4;if(this.height_>a.viewHeight)return b;var c=this.anchorXY_.y+b,d=c+this.height_,e=a.viewTop;a=a.viewTop+a.viewHeight-Blockly.Scrollbar.scrollbarThickness/this.workspace_.scale;var f=this.anchorXY_.y;ca&&(b=a-f-this.height_);return b};
Blockly.Bubble.prototype.positionBubble_=function(){var a=this.anchorXY_.x;a=this.workspace_.RTL?a-(this.relativeLeft_+this.width_):a+this.relativeLeft_;this.moveTo(a,this.relativeTop_+this.anchorXY_.y)};Blockly.Bubble.prototype.moveTo=function(a,b){this.bubbleGroup_.setAttribute("transform","translate("+a+","+b+")")};Blockly.Bubble.prototype.getBubbleSize=function(){return{width:this.width_,height:this.height_}};
@@ -172,7 +179,8 @@ Blockly.Icon.prototype.createIcon=function(){this.iconGroup_||(this.iconGroup_=B
Blockly.Icon.prototype.dispose=function(){Blockly.utils.dom.removeNode(this.iconGroup_);this.iconGroup_=null;this.setVisible(!1);this.block_=null};Blockly.Icon.prototype.updateEditable=function(){};Blockly.Icon.prototype.isVisible=function(){return!!this.bubble_};Blockly.Icon.prototype.iconClick_=function(a){this.block_.workspace.isDragging()||this.block_.isInFlyout||Blockly.utils.isRightButton(a)||this.setVisible(!this.isVisible())};
Blockly.Icon.prototype.updateColour=function(){this.isVisible()&&this.bubble_.setColour(this.block_.getColour())};Blockly.Icon.prototype.setIconLocation=function(a){this.iconXY_=a;this.isVisible()&&this.bubble_.setAnchorLocation(a)};
Blockly.Icon.prototype.computeIconLocation=function(){var a=this.block_.getRelativeToSurfaceXY(),b=Blockly.utils.getRelativeXY(this.iconGroup_);a=new Blockly.utils.Coordinate(a.x+b.x+this.SIZE/2,a.y+b.y+this.SIZE/2);Blockly.utils.Coordinate.equals(this.getIconLocation(),a)||this.setIconLocation(a)};Blockly.Icon.prototype.getIconLocation=function(){return this.iconXY_};
-Blockly.Icon.prototype.getCorrectedSize=function(){return new Blockly.utils.Size(Blockly.Icon.prototype.SIZE,Blockly.Icon.prototype.SIZE-2)};Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.createIcon()};Blockly.utils.object.inherits(Blockly.Comment,Blockly.Icon);Blockly.Comment.prototype.text_="";Blockly.Comment.prototype.width_=160;Blockly.Comment.prototype.height_=80;
+Blockly.Icon.prototype.getCorrectedSize=function(){return new Blockly.utils.Size(Blockly.Icon.prototype.SIZE,Blockly.Icon.prototype.SIZE-2)};
+Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.createIcon()};Blockly.utils.object.inherits(Blockly.Comment,Blockly.Icon);Blockly.Comment.prototype.text_="";Blockly.Comment.prototype.width_=160;Blockly.Comment.prototype.height_=80;
Blockly.Comment.prototype.drawIcon_=function(a){Blockly.utils.dom.createSvgElement("circle",{"class":"blocklyIconShape",r:"8",cx:"8",cy:"8"},a);Blockly.utils.dom.createSvgElement("path",{"class":"blocklyIconSymbol",d:"m6.8,10h2c0.003,-0.617 0.271,-0.962 0.633,-1.266 2.875,-2.4050.607,-5.534 -3.765,-3.874v1.7c3.12,-1.657 3.698,0.118 2.336,1.25-1.201,0.998 -1.201,1.528 -1.204,2.19z"},a);Blockly.utils.dom.createSvgElement("rect",{"class":"blocklyIconSymbol",x:"6.8",y:"10.78",height:"2",width:"2"},a)};
Blockly.Comment.prototype.createEditor_=function(){this.foreignObject_=Blockly.utils.dom.createSvgElement("foreignObject",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);var a=document.createElementNS(Blockly.utils.dom.HTML_NS,"body");a.setAttribute("xmlns",Blockly.utils.dom.HTML_NS);a.className="blocklyMinimalBody";var b=document.createElementNS(Blockly.utils.dom.HTML_NS,"textarea");b.className="blocklyCommentTextarea";b.setAttribute("dir",this.block_.RTL?"RTL":"LTR");a.appendChild(b);
this.textarea_=b;this.foreignObject_.appendChild(a);Blockly.bindEventWithChecks_(b,"mouseup",this,this.textareaFocus_,!0,!0);Blockly.bindEventWithChecks_(b,"wheel",this,function(a){a.stopPropagation()});Blockly.bindEventWithChecks_(b,"change",this,function(a){this.text_!=b.value&&(Blockly.Events.fire(new Blockly.Events.BlockChange(this.block_,"comment",null,this.text_,b.value)),this.text_=b.value)});setTimeout(b.focus.bind(b),0);return this.foreignObject_};
@@ -194,7 +202,7 @@ Blockly.Connection.prototype.canConnectToPrevious_=function(a){if(this.targetCon
Blockly.Connection.prototype.isConnectionAllowed=function(a){if(a.sourceBlock_.isInsertionMarker()||this.canConnectWithReason_(a)!=Blockly.Connection.CAN_CONNECT)return!1;switch(a.type){case Blockly.PREVIOUS_STATEMENT:return this.canConnectToPrevious_(a);case Blockly.OUTPUT_VALUE:if(a.isConnected()&&!a.targetBlock().isInsertionMarker()||this.isConnected())return!1;break;case Blockly.INPUT_VALUE:if(a.isConnected()&&!a.targetBlock().isMovable()&&!a.targetBlock().isShadow())return!1;break;case Blockly.NEXT_STATEMENT:if(a.isConnected()&&
!this.sourceBlock_.nextConnection&&!a.targetBlock().isShadow()&&a.targetBlock().nextConnection)return!1;break;default:throw Error("Unknown connection type in isConnectionAllowed");}return-1!=Blockly.draggingConnections_.indexOf(a)?!1:!0};Blockly.Connection.prototype.connect=function(a){if(this.targetConnection!=a){this.checkConnection_(a);var b=Blockly.Events.getGroup();b||Blockly.Events.setGroup(!0);this.isSuperior()?this.connect_(a):a.connect_(this);b||Blockly.Events.setGroup(!1)}};
Blockly.Connection.connectReciprocally_=function(a,b){if(!a||!b)throw Error("Cannot connect null connections.");a.targetConnection=b;b.targetConnection=a};Blockly.Connection.singleConnection_=function(a,b){for(var c=!1,d=0;d=this.connections_.length)return-1;for(var c=a.y_,d=b;0<=d&&this.connections_[d].y_==c;){if(this.connections_[d]==a)return d;d--}for(;ba.y_)c=d;else{b=d;break}}return b};
Blockly.ConnectionDB.prototype.removeConnection_=function(a){if(!a.inDB_)throw Error("Connection not in database.");var b=this.findConnection(a);if(-1==b)throw Error("Unable to find connection in connectionDB.");a.inDB_=!1;this.connections_.splice(b,1)};
-Blockly.ConnectionDB.prototype.getNeighbours=function(a,b){function c(a){var c=e-d[a].x_,g=f-d[a].y_;Math.sqrt(c*c+g*g)<=b&&k.push(d[a]);return gb-Blockly.CURRENT_CONNECTION_PREFERENCE)}if(this.localConnection_||this.closestConnection_)console.error("Only one of localConnection_ and closestConnection_ was set.");
+Blockly.InsertionMarkerManager.prototype.shouldUpdatePreviews_=function(a,b){var c=a.local,d=a.closest,e=a.radius;if(c&&d){if(this.localConnection_&&this.closestConnection_){if(this.closestConnection_==d&&this.localConnection_==c)return!1;c=this.localConnection_.x_+b.x-this.closestConnection_.x_;var f=this.localConnection_.y_+b.y-this.closestConnection_.y_;c=Math.sqrt(c*c+f*f);return!(d&&e>c-Blockly.CURRENT_CONNECTION_PREFERENCE)}if(this.localConnection_||this.closestConnection_)console.error("Only one of localConnection_ and closestConnection_ was set.");
else return!0}else return!(!this.localConnection_||!this.closestConnection_);console.error("Returning true from shouldUpdatePreviews, but it's not clear why.");return!0};Blockly.InsertionMarkerManager.prototype.getCandidate_=function(a){for(var b=this.getStartRadius_(),c=null,d=null,e=0;e=a.workspace_.options.maxTrashcanContents||b.type!=Blockly.Events.BLOCK_DELETE||"shadow"==b.oldXml.tagName.toLowerCase()||(b=a.cleanBlockXML_(b.oldXml),-1==a.contents_.indexOf(b)&&(a.contents_.unshift(b),a.contents_.length>a.workspace_.options.maxTrashcanContents&&a.contents_.splice(a.workspace_.options.maxTrashcanContents,a.contents_.length-a.workspace_.options.maxTrashcanContents),a.hasBlocks_=!0,a.minOpenness_=a.HAS_BLOCKS_LID_ANGLE,
-a.setLidAngle_(45*a.minOpenness_)))}};Blockly.Trashcan.prototype.cleanBlockXML_=function(a){for(var b=a=a.cloneNode(!0);b;){b.removeAttribute&&(b.removeAttribute("x"),b.removeAttribute("y"),b.removeAttribute("id"));var c=b.firstChild||b.nextSibling;if(!c)for(c=b.parentNode;c;){if(c.nextSibling){c=c.nextSibling;break}c=c.parentNode}b=c}return Blockly.Xml.domToText(a)};Blockly.VariableModel=function(a,b,c,d){this.workspace=a;this.name=b;this.type=c||"";this.id_=d||Blockly.utils.genUid();Blockly.Events.fire(new Blockly.Events.VarCreate(this))};Blockly.VariableModel.prototype.getId=function(){return this.id_};Blockly.VariableModel.compareByName=function(a,b){a=a.name.toLowerCase();b=b.name.toLowerCase();return a=this.remainingCapacity()||(this.currentGesture_&&this.currentGesture_.cancel(),"comment"==a.tagName.toLowerCase()?this.pasteWorkspaceComment_(a):this.pasteBlock_(a))};
Blockly.WorkspaceSvg.prototype.pasteBlock_=function(a){Blockly.Events.disable();try{var b=Blockly.Xml.domToBlock(a,this),c=this.getMarker().getCurNode();if(Blockly.keyboardAccessibilityMode&&c){Blockly.navigation.insertBlock(b,c.getLocation());return}var d=parseInt(a.getAttribute("x"),10),e=parseInt(a.getAttribute("y"),10);if(!isNaN(d)&&!isNaN(e)){this.RTL&&(d=-d);do{a=!1;var f=this.getAllBlocks(!1);c=0;for(var g;g=f[c];c++){var h=g.getRelativeToSurfaceXY();if(1>=Math.abs(d-h.x)&&1>=Math.abs(e-h.y)){a=
!0;break}}if(!a){var k=b.getConnections_(!1);c=0;for(var l;l=k[c];c++)if(l.closest(Blockly.SNAP_RADIUS,new Blockly.utils.Coordinate(d,e)).connection){a=!0;break}}a&&(d=this.RTL?d-Blockly.SNAP_RADIUS:d+Blockly.SNAP_RADIUS,e+=2*Blockly.SNAP_RADIUS)}while(a);b.moveBy(d,e)}}finally{Blockly.Events.enable()}Blockly.Events.isEnabled()&&!b.isShadow()&&Blockly.Events.fire(new Blockly.Events.BlockCreate(b));b.select()};
@@ -484,7 +495,7 @@ Blockly.WorkspaceSvg.prototype.pasteWorkspaceComment_=function(a){Blockly.Events
Blockly.WorkspaceSvg.prototype.refreshToolboxSelection=function(){var a=this.isFlyout?this.targetWorkspace:this;a&&!a.currentGesture_&&a.toolbox_&&a.toolbox_.flyout_&&a.toolbox_.refreshSelection()};Blockly.WorkspaceSvg.prototype.renameVariableById=function(a,b){Blockly.WorkspaceSvg.superClass_.renameVariableById.call(this,a,b);this.refreshToolboxSelection()};Blockly.WorkspaceSvg.prototype.deleteVariableById=function(a){Blockly.WorkspaceSvg.superClass_.deleteVariableById.call(this,a);this.refreshToolboxSelection()};
Blockly.WorkspaceSvg.prototype.createVariable=function(a,b,c){a=Blockly.WorkspaceSvg.superClass_.createVariable.call(this,a,b,c);this.refreshToolboxSelection();return a};Blockly.WorkspaceSvg.prototype.recordDeleteAreas=function(){this.deleteAreaTrash_=this.trashcan&&this.svgGroup_.parentNode?this.trashcan.getClientRect():null;this.deleteAreaToolbox_=this.flyout_?this.flyout_.getClientRect():this.toolbox_?this.toolbox_.getClientRect():null};
Blockly.WorkspaceSvg.prototype.isDeleteArea=function(a){return this.deleteAreaTrash_&&this.deleteAreaTrash_.contains(a.clientX,a.clientY)?Blockly.DELETE_AREA_TRASH:this.deleteAreaToolbox_&&this.deleteAreaToolbox_.contains(a.clientX,a.clientY)?Blockly.DELETE_AREA_TOOLBOX:Blockly.DELETE_AREA_NONE};Blockly.WorkspaceSvg.prototype.onMouseDown_=function(a){var b=this.getGesture(a);b&&b.handleWsStart(a,this)};
-Blockly.WorkspaceSvg.prototype.startDrag=function(a,b){a=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());a.x/=this.scale;a.y/=this.scale;this.dragDeltaXY_=Blockly.utils.Coordinate.difference(b,a)};Blockly.WorkspaceSvg.prototype.moveDrag=function(a){a=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());a.x/=this.scale;a.y/=this.scale;return Blockly.utils.Coordinate.sum(this.dragDeltaXY_,a)};
+Blockly.WorkspaceSvg.prototype.startDrag=function(a,b){var c=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());c.x/=this.scale;c.y/=this.scale;this.dragDeltaXY_=Blockly.utils.Coordinate.difference(b,c)};Blockly.WorkspaceSvg.prototype.moveDrag=function(a){a=Blockly.utils.mouseToSvg(a,this.getParentSvg(),this.getInverseScreenCTM());a.x/=this.scale;a.y/=this.scale;return Blockly.utils.Coordinate.sum(this.dragDeltaXY_,a)};
Blockly.WorkspaceSvg.prototype.isDragging=function(){return null!=this.currentGesture_&&this.currentGesture_.isDragging()};Blockly.WorkspaceSvg.prototype.isDraggable=function(){return this.options.moveOptions&&this.options.moveOptions.drag};
Blockly.WorkspaceSvg.prototype.isContentBounded=function(){return this.options.moveOptions&&this.options.moveOptions.scrollbars||this.options.moveOptions&&this.options.moveOptions.wheel||this.options.moveOptions&&this.options.moveOptions.drag||this.options.zoomOptions&&this.options.zoomOptions.controls||this.options.zoomOptions&&this.options.zoomOptions.wheel};
Blockly.WorkspaceSvg.prototype.isMovable=function(){return this.options.moveOptions&&this.options.moveOptions.scrollbars||this.options.moveOptions&&this.options.moveOptions.wheel||this.options.moveOptions&&this.options.moveOptions.drag||this.options.zoomOptions&&this.options.zoomOptions.wheel};
@@ -508,7 +519,7 @@ a.viewTop+=a.absoluteTop;this.scroll(this.scrollX,this.scrollY);this.scrollbar&&
Blockly.WorkspaceSvg.prototype.scroll=function(a,b){Blockly.hideChaff(!0);var c=this.getMetrics(),d=c.contentWidth+c.contentLeft-c.viewWidth,e=c.contentHeight+c.contentTop-c.viewHeight;a=Math.min(a,-c.contentLeft);b=Math.min(b,-c.contentTop);a=Math.max(a,-d);b=Math.max(b,-e);this.scrollX=a;this.scrollY=b;this.scrollbar&&(this.scrollbar.hScroll.setHandlePosition(-(a+c.contentLeft)*this.scrollbar.hScroll.ratio_),this.scrollbar.vScroll.setHandlePosition(-(b+c.contentTop)*this.scrollbar.vScroll.ratio_));
a+=c.absoluteLeft;b+=c.absoluteTop;this.translate(a,b)};Blockly.WorkspaceSvg.getDimensionsPx_=function(a){var b=0,c=0;a&&(b=a.getWidth(),c=a.getHeight());return{width:b,height:c}};Blockly.WorkspaceSvg.getContentDimensions_=function(a,b){return a.isContentBounded()?Blockly.WorkspaceSvg.getContentDimensionsBounded_(a,b):Blockly.WorkspaceSvg.getContentDimensionsExact_(a)};
Blockly.WorkspaceSvg.getContentDimensionsExact_=function(a){var b=a.getBlocksBoundingBox(),c=a.scale;a=b.top*c;var d=b.bottom*c,e=b.left*c;b=b.right*c;return{top:a,bottom:d,left:e,right:b,width:b-e,height:d-a}};
-Blockly.WorkspaceSvg.getContentDimensionsBounded_=function(a,b){a=Blockly.WorkspaceSvg.getContentDimensionsExact_(a);var c=b.width;b=b.height;var d=c/2,e=b/2,f=Math.min(a.left-d,a.right-c),g=Math.min(a.top-e,a.bottom-b);return{left:f,top:g,height:Math.max(a.bottom+e,a.top+b)-g,width:Math.max(a.right+d,a.left+c)-f}};
+Blockly.WorkspaceSvg.getContentDimensionsBounded_=function(a,b){var c=Blockly.WorkspaceSvg.getContentDimensionsExact_(a),d=b.width,e=b.height,f=d/2,g=e/2,h=Math.min(c.left-f,c.right-d),k=Math.min(c.top-g,c.bottom-e);return{left:h,top:k,height:Math.max(c.bottom+g,c.top+e)-k,width:Math.max(c.right+f,c.left+d)-h}};
Blockly.WorkspaceSvg.getTopLevelWorkspaceMetrics_=function(){var a=Blockly.WorkspaceSvg.getDimensionsPx_(this.toolbox_),b=Blockly.WorkspaceSvg.getDimensionsPx_(this.flyout_),c=Blockly.svgSize(this.getParentSvg()),d={height:c.height,width:c.width};if(this.toolbox_)if(this.toolboxPosition==Blockly.TOOLBOX_AT_TOP||this.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM)d.height-=a.height;else{if(this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT||this.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT)d.width-=a.width}else if(this.flyout_)if(this.toolboxPosition==
Blockly.TOOLBOX_AT_TOP||this.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM)d.height-=b.height;else if(this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT||this.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT)d.width-=b.width;var e=Blockly.WorkspaceSvg.getContentDimensions_(this,d),f=0;this.toolbox_&&this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT?f=a.width:this.flyout_&&this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT&&(f=b.width);var g=0;this.toolbox_&&this.toolboxPosition==Blockly.TOOLBOX_AT_TOP?g=a.height:this.flyout_&&
this.toolboxPosition==Blockly.TOOLBOX_AT_TOP&&(g=b.height);return{contentHeight:e.height,contentWidth:e.width,contentTop:e.top,contentLeft:e.left,viewHeight:d.height,viewWidth:d.width,viewTop:-this.scrollY,viewLeft:-this.scrollX,absoluteTop:g,absoluteLeft:f,svgHeight:c.height,svgWidth:c.width,toolboxWidth:a.width,toolboxHeight:a.height,flyoutWidth:b.width,flyoutHeight:b.height,toolboxPosition:this.toolboxPosition}};
@@ -538,7 +549,7 @@ Blockly.Extensions.apply=function(a,b,c){var d=Blockly.Extensions.ALL_[a];if("fu
};Blockly.Extensions.checkHasFunction_=function(a,b,c){if(!b)throw Error(a+'missing required property "'+c+'"');if("function"!=typeof b)throw Error(a+'" required property "'+c+'" must be a function');};Blockly.Extensions.checkNoMutatorProperties_=function(a,b){if(Blockly.Extensions.getMutatorProperties_(b).length)throw Error('Error: tried to apply mutation "'+a+'" to a block that already has mutator functions. Block id: '+b.id);};
Blockly.Extensions.checkMutatorDialog_=function(a,b){var c=void 0!==a.compose,d=void 0!==a.decompose;if(c&&d){if("function"!=typeof a.compose)throw Error(b+"compose must be a function.");if("function"!=typeof a.decompose)throw Error(b+"decompose must be a function.");return!0}if(c||d)throw Error(b+'Must have both or neither of "compose" and "decompose"');return!1};
Blockly.Extensions.checkBlockHasMutatorProperties_=function(a,b){if("function"!=typeof b.domToMutation)throw Error(a+'Applying a mutator didn\'t add "domToMutation"');if("function"!=typeof b.mutationToDom)throw Error(a+'Applying a mutator didn\'t add "mutationToDom"');Blockly.Extensions.checkMutatorDialog_(b,a)};
-Blockly.Extensions.getMutatorProperties_=function(a){var b=[];void 0!==a.domToMutation&&b.push(a.domToMutation);void 0!==a.mutationToDom&&b.push(a.mutationToDom);void 0!==a.compose&&b.push(a.compose);void 0!==a.decompose&&b.push(a.decompose);return b};Blockly.Extensions.mutatorPropertiesMatch_=function(a,b){b=Blockly.Extensions.getMutatorProperties_(b);if(b.length!=a.length)return!1;for(var c=0;c=c)this.hue_=c,this.colour_=Blockly.hueToHex(c);else if(c=Blockly.utils.colour.parse(b))this.colour_=c,this.hue_=null;else throw c='Invalid colour: "'+b+'"',a!=b&&(c+=' (from "'+a+'")'),Error(c);};
@@ -609,23 +620,28 @@ null}};Blockly.Block.prototype.setInputsInline=function(a){this.inputsInline!=a&
Blockly.Block.prototype.getInputsInline=function(){if(void 0!=this.inputsInline)return this.inputsInline;for(var a=1;aa&&(c=c.substring(0,a-3)+"...");return c};
+Blockly.Block.prototype.toString=function(a,b){var c=[],d=b||"?";if(this.collapsed_)c.push(this.getInput("_TEMP_COLLAPSED_INPUT").fieldRow[0].text_);else for(var e=0,f;f=this.inputList[e];e++){for(var g=0,h;h=f.fieldRow[g];g++)c.push(h.getText());f.connection&&((f=f.connection.targetBlock())?c.push(f.toString(void 0,b)):c.push(d))}c=c.join(" ").trim()||"???";a&&c.length>a&&(c=c.substring(0,a-3)+"...");return c};
Blockly.Block.prototype.appendValueInput=function(a){return this.appendInput_(Blockly.INPUT_VALUE,a)};Blockly.Block.prototype.appendStatementInput=function(a){return this.appendInput_(Blockly.NEXT_STATEMENT,a)};Blockly.Block.prototype.appendDummyInput=function(a){return this.appendInput_(Blockly.DUMMY_INPUT,a||"")};
Blockly.Block.prototype.jsonInit=function(a){var b=a.type?'Block "'+a.type+'": ':"";if(a.output&&a.previousStatement)throw Error(b+"Must not have both an output and a previousStatement.");a.style&&a.style.hat&&(this.hat=a.style.hat,a.style=null);if(a.style&&a.colour)throw Error(b+"Must not have both a colour and a style.");a.style?this.jsonInitStyle_(a,b):this.jsonInitColour_(a,b);for(var c=0;void 0!==a["message"+c];)this.interpolate_(a["message"+c],a["args"+c]||[],a["lastDummyAlign"+c]),c++;void 0!==
a.inputsInline&&this.setInputsInline(a.inputsInline);void 0!==a.output&&this.setOutput(!0,a.output);void 0!==a.previousStatement&&this.setPreviousStatement(!0,a.previousStatement);void 0!==a.nextStatement&&this.setNextStatement(!0,a.nextStatement);void 0!==a.tooltip&&(c=a.tooltip,c=Blockly.utils.replaceMessageReferences(c),this.setTooltip(c));void 0!==a.enableContextMenu&&(c=a.enableContextMenu,this.contextMenu=!!c);void 0!==a.helpUrl&&(c=a.helpUrl,c=Blockly.utils.replaceMessageReferences(c),this.setHelpUrl(c));
"string"==typeof a.extensions&&(console.warn(b+"JSON attribute 'extensions' should be an array of strings. Found raw string in JSON for '"+a.type+"' block."),a.extensions=[a.extensions]);void 0!==a.mutator&&Blockly.Extensions.apply(a.mutator,this,!0);if(Array.isArray(a.extensions))for(a=a.extensions,b=0;b=h||h>b.length)throw Error('Block "'+this.type+'": Message index %'+h+" out of range.");if(e[h])throw Error('Block "'+this.type+'": Message index %'+h+" duplicated.");e[h]=!0;f++;a.push(b[h-1])}else(h=h.trim())&&a.push(h)}if(f!=b.length)throw Error('Block "'+this.type+'": Message does not reference all '+b.length+" arg(s).");
a.length&&("string"==typeof a[a.length-1]||Blockly.utils.string.startsWith(a[a.length-1].type,"field_"))&&(g={type:"input_dummy"},c&&(g.align=c),a.push(g));c={LEFT:Blockly.ALIGN_LEFT,RIGHT:Blockly.ALIGN_RIGHT,CENTRE:Blockly.ALIGN_CENTRE};b=[];for(g=0;g=this.inputList.length)throw RangeError("Input index "+a+" out of bounds.");if(b>this.inputList.length)throw RangeError("Reference input "+b+" out of bounds.");var c=this.inputList[a];this.inputList.splice(a,1);aa?b-1:a},this.highlightedIndex_)};Blockly.Menu.prototype.highlightHelper=function(a,b){b=0>b?-1:b;var c=this.getChildCount();b=a.call(this,b,c);for(var d=0;d<=c;){var e=this.getChildAt(b);if(e&&this.canHighlightItem(e))return this.setHighlightedIndex(b),!0;d++;b=a.call(this,b,c)}return!1};
+Blockly.Menu.prototype.highlightNext=function(){this.highlightHelper(function(a,b){return(a+1)%b},this.highlightedIndex_)};Blockly.Menu.prototype.highlightPrevious=function(){this.highlightHelper(function(a,b){a--;return 0>a?b-1:a},this.highlightedIndex_)};Blockly.Menu.prototype.highlightHelper=function(a,b){var c=0>b?-1:b,d=this.getChildCount();c=a.call(this,c,d);for(var e=0;e<=d;){var f=this.getChildAt(c);if(f&&this.canHighlightItem(f))return this.setHighlightedIndex(c),!0;e++;c=a.call(this,c,d)}return!1};
Blockly.Menu.prototype.canHighlightItem=function(a){return a.isEnabled()};Blockly.Menu.prototype.onHighlighted=function(a){this.highlightHandler_=a};Blockly.Menu.prototype.handleMouseOver_=function(a){(a=this.getMenuItem(a.target))&&a.isEnabled()&&this.getHighlighted()!==a&&(this.unhighlightCurrent(),this.setHighlighted(a))};Blockly.Menu.prototype.handleClick_=function(a){var b=this.getMenuItem(a.target);b&&b.handleClick(a)&&a.preventDefault()};Blockly.Menu.prototype.handleMouseEnter_=function(a){this.focus()};
Blockly.Menu.prototype.handleMouseLeave_=function(a){this.getElement()&&(this.blur(),this.clearHighlighted())};Blockly.Menu.prototype.handleKeyEvent=function(a){return 0!=this.getChildCount()&&this.handleKeyEventInternal(a)?(a.preventDefault(),a.stopPropagation(),!0):!1};
Blockly.Menu.prototype.handleKeyEventInternal=function(a){var b=this.getHighlighted();if(b&&"function"==typeof b.handleKeyEvent&&b.handleKeyEvent(a))return!0;if(a.shiftKey||a.ctrlKey||a.metaKey||a.altKey)return!1;switch(a.keyCode){case Blockly.utils.KeyCodes.ENTER:b&&b.performActionInternal(a);break;case Blockly.utils.KeyCodes.UP:this.unhighlightCurrent();this.highlightPrevious();break;case Blockly.utils.KeyCodes.DOWN:this.unhighlightCurrent();this.highlightNext();break;default:return!1}return!0};Blockly.MenuItem=function(a,b){Blockly.Component.call(this);this.setContentInternal(a);this.setValue(b);this.enabled_=!0};Blockly.utils.object.inherits(Blockly.MenuItem,Blockly.Component);
@@ -688,7 +704,7 @@ Blockly.BlockSvg.prototype.snapToGrid=function(){if(this.workspace&&!this.worksp
Blockly.BlockSvg.prototype.getBoundingRectangle=function(){var a=this.getRelativeToSurfaceXY(this),b=this.outputConnection?Blockly.BlockSvg.TAB_WIDTH:0,c=this.getHeightWidth(),d=a.y,e=a.y+c.height;if(this.RTL){var f=a.x-(c.width-b);a=a.x+b}else f=a.x-b,a=a.x+c.width-b;return new Blockly.utils.Rect(d,e,f,a)};
Blockly.BlockSvg.prototype.setCollapsed=function(a){if(this.collapsed_!=a){for(var b=[],c=0,d;d=this.inputList[c];c++)b.push.apply(b,d.setVisible(!a));if(a){d=this.getIcons();for(c=0;c>>/g,Blockly.Css.mediaPath_);a=document.createElement("style");c=document.createTextNode(c);a.appendChild(c);document.head.insertBefore(a,document.head.firstChild)}};Blockly.Css.setCursor=function(a){console.warn("Deprecated call to Blockly.Css.setCursor. See https://github.com/google/blockly/issues/981 for context")};
+Blockly.Css.inject=function(a,b){if(!Blockly.Css.injected_){Blockly.Css.injected_=!0;var c=".blocklyDraggable {}\n";a&&(c+=Blockly.Css.CONTENT.join("\n"),Blockly.Css.CONTENT=null,Blockly.FieldDate&&(c+=Blockly.FieldDate.CSS.join("\n")));Blockly.Css.mediaPath_=b.replace(/[\\\/]$/,"");c=c.replace(/<<>>/g,Blockly.Css.mediaPath_);var d=document.createElement("style");c=document.createTextNode(c);d.appendChild(c);document.head.insertBefore(d,document.head.firstChild)}};Blockly.Css.setCursor=function(a){console.warn("Deprecated call to Blockly.Css.setCursor. See https://github.com/google/blockly/issues/981 for context")};
Blockly.Css.CONTENT=[".blocklySvg {","background-color: #fff;","outline: none;","overflow: hidden;","position: absolute;","display: block;","}",".blocklyWidgetDiv {","display: none;","position: absolute;","z-index: 99999;","}",".injectionDiv {","height: 100%;","position: relative;","overflow: hidden;","touch-action: none","}",".blocklyNonSelectable {","user-select: none;","-moz-user-select: none;","-ms-user-select: none;","-webkit-user-select: none;","}",".blocklyWsDragSurface {","display: none;",
"position: absolute;","top: 0;","left: 0;","}",".blocklyWsDragSurface.blocklyOverflowVisible {","overflow: visible;","}",".blocklyBlockDragSurface {","display: none;","position: absolute;","top: 0;","left: 0;","right: 0;","bottom: 0;","overflow: visible !important;","z-index: 50;","}",".blocklyBlockCanvas.blocklyCanvasTransitioning,",".blocklyBubbleCanvas.blocklyCanvasTransitioning {","transition: transform .5s;","}",".blocklyTooltipDiv {","background-color: #ffffc7;","border: 1px solid #ddc;","box-shadow: 4px 4px 20px 1px rgba(0,0,0,.15);",
"color: #000;","display: none;","font-family: sans-serif;","font-size: 9pt;","opacity: .9;","padding: 2px;","position: absolute;","z-index: 100000;","}",".blocklyDropDownDiv {","position: fixed;","left: 0;","top: 0;","z-index: 1000;","display: none;","border: 1px solid;","border-radius: 2px;","padding: 4px;","-webkit-user-select: none;","box-shadow: 0px 0px 3px 1px rgba(0,0,0,.3);","}",".blocklyDropDownDiv.focused {","box-shadow: 0px 0px 6px 1px rgba(0,0,0,.3);","}",".blocklyDropDownContent {","max-height: 300px;",
@@ -892,8 +905,8 @@ Blockly.HorizontalFlyout.prototype.reflowInternal_=function(){this.workspace_.sc
Blockly.tree.BaseNode.prototype.initAccessibility=function(){var a=this.getElement();if(a){var b=this.getLabelElement();b&&!b.id&&(b.id=this.getId()+".label");Blockly.utils.aria.setRole(a,Blockly.utils.aria.Role.TREEITEM);Blockly.utils.aria.setState(a,Blockly.utils.aria.State.SELECTED,!1);Blockly.utils.aria.setState(a,Blockly.utils.aria.State.LEVEL,this.getDepth());b&&Blockly.utils.aria.setState(a,Blockly.utils.aria.State.LABELLEDBY,b.id);(b=this.getIconElement())&&Blockly.utils.aria.setRole(b,Blockly.utils.aria.Role.PRESENTATION);
(b=this.getExpandIconElement())&&Blockly.utils.aria.setRole(b,Blockly.utils.aria.Role.PRESENTATION);if(b=this.getChildrenElement())if(Blockly.utils.aria.setRole(b,Blockly.utils.aria.Role.GROUP),b.hasChildNodes())for(Blockly.utils.aria.setState(a,Blockly.utils.aria.State.EXPANDED,!1),a=this.getChildCount(),b=1;b<=a;b++){var c=this.getChildAt(b-1).getElement();Blockly.utils.aria.setState(c,Blockly.utils.aria.State.SETSIZE,a);Blockly.utils.aria.setState(c,Blockly.utils.aria.State.POSINSET,b)}}};
Blockly.tree.BaseNode.prototype.createDom=function(){var a=document.createElement("div");a.appendChild(this.toDom());this.setElementInternal(a)};Blockly.tree.BaseNode.prototype.enterDocument=function(){Blockly.tree.BaseNode.superClass_.enterDocument.call(this);Blockly.tree.BaseNode.allNodes[this.getId()]=this;this.initAccessibility()};Blockly.tree.BaseNode.prototype.exitDocument=function(){Blockly.tree.BaseNode.superClass_.exitDocument.call(this);delete Blockly.tree.BaseNode.allNodes[this.getId()]};
-Blockly.tree.BaseNode.prototype.addChildAt=function(a,b){var c=this.getChildAt(b-1),d=this.getChildAt(b);Blockly.tree.BaseNode.superClass_.addChildAt.call(this,a,b);a.previousSibling_=c;a.nextSibling_=d;c?c.nextSibling_=a:this.firstChild_=a;d?d.previousSibling_=a:this.lastChild_=a;(b=this.getTree())&&a.setTreeInternal(b);a.setDepth_(this.getDepth()+1);if(b=this.getElement())if(this.updateExpandIcon(),Blockly.utils.aria.setState(b,Blockly.utils.aria.State.EXPANDED,this.getExpanded()),this.getExpanded()){b=
-this.getChildrenElement();a.getElement()||a.createDom();var e=a.getElement(),f=d&&d.getElement();b.insertBefore(e,f);this.isInDocument()&&a.enterDocument();d||(c?c.updateExpandIcon():(Blockly.utils.style.setElementShown(b,!0),this.setExpanded(this.getExpanded())))}};Blockly.tree.BaseNode.prototype.add=function(a,b){a.getParent()&&a.getParent().removeChild(a);this.addChildAt(a,b?this.indexOfChild(b):this.getChildCount());return a};Blockly.tree.BaseNode.prototype.getTree=function(){return null};
+Blockly.tree.BaseNode.prototype.addChildAt=function(a,b){var c=this.getChildAt(b-1),d=this.getChildAt(b);Blockly.tree.BaseNode.superClass_.addChildAt.call(this,a,b);a.previousSibling_=c;a.nextSibling_=d;c?c.nextSibling_=a:this.firstChild_=a;d?d.previousSibling_=a:this.lastChild_=a;var e=this.getTree();e&&a.setTreeInternal(e);a.setDepth_(this.getDepth()+1);if(e=this.getElement())if(this.updateExpandIcon(),Blockly.utils.aria.setState(e,Blockly.utils.aria.State.EXPANDED,this.getExpanded()),this.getExpanded()){e=
+this.getChildrenElement();a.getElement()||a.createDom();var f=a.getElement(),g=d&&d.getElement();e.insertBefore(f,g);this.isInDocument()&&a.enterDocument();d||(c?c.updateExpandIcon():(Blockly.utils.style.setElementShown(e,!0),this.setExpanded(this.getExpanded())))}};Blockly.tree.BaseNode.prototype.add=function(a,b){a.getParent()&&a.getParent().removeChild(a);this.addChildAt(a,b?this.indexOfChild(b):this.getChildCount());return a};Blockly.tree.BaseNode.prototype.getTree=function(){return null};
Blockly.tree.BaseNode.prototype.getDepth=function(){var a=this.depth_;0>a&&(a=this.computeDepth_(),this.setDepth_(a));return a};Blockly.tree.BaseNode.prototype.computeDepth_=function(){var a=this.getParent();return a?a.getDepth()+1:0};Blockly.tree.BaseNode.prototype.setDepth_=function(a){if(a!=this.depth_){this.depth_=a;var b=this.getRowElement();if(b){var c=this.getPixelIndent_()+"px";this.isRightToLeft()?b.style.paddingRight=c:b.style.paddingLeft=c}this.forEachChild(function(b){b.setDepth_(a+1)})}};
Blockly.tree.BaseNode.prototype.contains=function(a){for(;a;){if(a==this)return!0;a=a.getParent()}return!1};Blockly.tree.BaseNode.prototype.getChildren=function(){var a=[];this.forEachChild(function(b){a.push(b)});return a};Blockly.tree.BaseNode.prototype.getFirstChild=function(){return this.getChildAt(0)};Blockly.tree.BaseNode.prototype.getLastChild=function(){return this.getChildAt(this.getChildCount()-1)};Blockly.tree.BaseNode.prototype.getPreviousSibling=function(){return this.previousSibling_};
Blockly.tree.BaseNode.prototype.getNextSibling=function(){return this.nextSibling_};Blockly.tree.BaseNode.prototype.isLastSibling=function(){return!this.nextSibling_};Blockly.tree.BaseNode.prototype.isSelected=function(){return this.selected_};Blockly.tree.BaseNode.prototype.select=function(){var a=this.getTree();a&&a.setSelectedItem(this)};
@@ -954,7 +967,7 @@ Blockly.Toolbox.prototype.init=function(){var a=this.workspace_,b=this.workspace
parentWorkspace:a,RTL:a.RTL,oneBasedIndex:a.options.oneBasedIndex,horizontalLayout:a.horizontalLayout,toolboxPosition:a.options.toolboxPosition,renderer:a.options.renderer};this.flyout_=null;this.flyout_=a.horizontalLayout?new Blockly.HorizontalFlyout(b):new Blockly.VerticalFlyout(b);Blockly.utils.dom.insertAfter(this.flyout_.createDom("svg"),this.workspace_.getParentSvg());this.flyout_.init(a);this.config_.cleardotPath=a.options.pathToMedia+"1x1.gif";this.config_.cssCollapsedFolderIcon="blocklyTreeIconClosed"+
(a.RTL?"Rtl":"Ltr");this.tree_=b=new Blockly.tree.TreeControl(this,this.config_);b.setSelectedItem(null);b.onBeforeSelected(this.handleBeforeTreeSelected_);b.onAfterSelected(this.handleAfterTreeSelected_);a=this.populate_(a.options.languageTree);b.render(this.HtmlDiv);a&&b.setSelectedItem(a);this.addColour_();this.position();this.horizontalLayout_&&Blockly.utils.aria.setState(this.tree_.getElement(),Blockly.utils.aria.State.ORIENTATION,"horizontal")};
Blockly.Toolbox.prototype.handleBeforeTreeSelected_=function(a){if(a==this.tree_)return!1;this.lastCategory_&&(this.lastCategory_.getRowElement().style.backgroundColor="");if(a){var b=a.hexColour||"#57e";a.getRowElement().style.backgroundColor=b;this.addColour_(a)}return!0};
-Blockly.Toolbox.prototype.handleAfterTreeSelected_=function(a,b){b&&b.blocks&&b.blocks.length?(this.flyout_.show(b.blocks),this.lastCategory_!=b&&this.flyout_.scrollToStart()):this.flyout_.hide();a!=b&&a!=this&&(a=new Blockly.Events.Ui(null,"category",a&&a.getText(),b&&b.getText()),a.workspaceId=this.workspace_.id,Blockly.Events.fire(a));b&&(this.lastCategory_=b)};Blockly.Toolbox.prototype.handleNodeSizeChanged_=function(){Blockly.svgResize(this.workspace_)};
+Blockly.Toolbox.prototype.handleAfterTreeSelected_=function(a,b){b&&b.blocks&&b.blocks.length?(this.flyout_.show(b.blocks),this.lastCategory_!=b&&this.flyout_.scrollToStart()):this.flyout_.hide();if(a!=b&&a!=this){var c=new Blockly.Events.Ui(null,"category",a&&a.getText(),b&&b.getText());c.workspaceId=this.workspace_.id;Blockly.Events.fire(c)}b&&(this.lastCategory_=b)};Blockly.Toolbox.prototype.handleNodeSizeChanged_=function(){Blockly.svgResize(this.workspace_)};
Blockly.Toolbox.prototype.dispose=function(){this.flyout_.dispose();this.tree_.dispose();Blockly.utils.dom.removeNode(this.HtmlDiv);this.lastCategory_=this.workspace_=null};Blockly.Toolbox.prototype.getWidth=function(){return this.width};Blockly.Toolbox.prototype.getHeight=function(){return this.height};
Blockly.Toolbox.prototype.position=function(){var a=this.HtmlDiv;if(a){var b=this.workspace_.getParentSvg();b=Blockly.svgSize(b);this.horizontalLayout_?(a.style.left="0",a.style.height="auto",a.style.width=b.width+"px",this.height=a.offsetHeight,this.toolboxPosition==Blockly.TOOLBOX_AT_TOP?a.style.top="0":a.style.bottom="0"):(this.toolboxPosition==Blockly.TOOLBOX_AT_RIGHT?a.style.right="0":a.style.left="0",a.style.height=b.height+"px",this.width=a.offsetWidth);this.flyout_.position()}};
Blockly.Toolbox.prototype.populate_=function(a){this.tree_.removeChildren();this.tree_.blocks=[];this.hasColours_=!1;a=this.syncTrees_(a,this.tree_,this.workspace_.options.pathToMedia);if(this.tree_.blocks.length)throw Error("Toolbox cannot have both blocks and categories in the root level.");this.workspace_.resizeContents();return a};
@@ -966,12 +979,8 @@ Blockly.Toolbox.prototype.updateColourFromTheme=function(){var a=this.tree_;a&&(
Blockly.Toolbox.prototype.addColour_=function(a){a=(a||this.tree_).getChildren(!1);for(var b=0,c;c=a[b];b++){var d=c.getRowElement();if(d){var e=this.hasColours_?"8px solid "+(c.hexColour||"#ddd"):"none";this.workspace_.RTL?d.style.borderRight=e:d.style.borderLeft=e}this.addColour_(c)}};Blockly.Toolbox.prototype.clearSelection=function(){this.tree_.setSelectedItem(null)};Blockly.Toolbox.prototype.addStyle=function(a){Blockly.utils.dom.addClass(this.HtmlDiv,a)};
Blockly.Toolbox.prototype.removeStyle=function(a){Blockly.utils.dom.removeClass(this.HtmlDiv,a)};
Blockly.Toolbox.prototype.getClientRect=function(){if(!this.HtmlDiv)return null;var a=this.HtmlDiv.getBoundingClientRect(),b=a.top,c=b+a.height,d=a.left;a=d+a.width;return this.toolboxPosition==Blockly.TOOLBOX_AT_TOP?new Blockly.utils.Rect(-1E7,c,-1E7,1E7):this.toolboxPosition==Blockly.TOOLBOX_AT_BOTTOM?new Blockly.utils.Rect(b,1E7,-1E7,1E7):this.toolboxPosition==Blockly.TOOLBOX_AT_LEFT?new Blockly.utils.Rect(-1E7,1E7,-1E7,a):new Blockly.utils.Rect(-1E7,1E7,d,1E7)};
-Blockly.Toolbox.prototype.refreshSelection=function(){var a=this.tree_.getSelectedItem();a&&a.blocks&&this.flyout_.show(a.blocks)};Blockly.Toolbox.TreeSeparator=function(a){Blockly.tree.TreeNode.call(this,null,"",a)};Blockly.utils.object.inherits(Blockly.Toolbox.TreeSeparator,Blockly.tree.TreeNode);Blockly.BlockDragSurfaceSvg=function(a){this.container_=a;this.createDom()};Blockly.BlockDragSurfaceSvg.prototype.SVG_=null;Blockly.BlockDragSurfaceSvg.prototype.dragGroup_=null;Blockly.BlockDragSurfaceSvg.prototype.container_=null;Blockly.BlockDragSurfaceSvg.prototype.scale_=1;Blockly.BlockDragSurfaceSvg.prototype.surfaceXY_=null;
-Blockly.BlockDragSurfaceSvg.prototype.createDom=function(){this.SVG_||(this.SVG_=Blockly.utils.dom.createSvgElement("svg",{xmlns:Blockly.utils.dom.SVG_NS,"xmlns:html":Blockly.utils.dom.HTML_NS,"xmlns:xlink":Blockly.utils.dom.XLINK_NS,version:"1.1","class":"blocklyBlockDragSurface"},this.container_),this.dragGroup_=Blockly.utils.dom.createSvgElement("g",{},this.SVG_))};
-Blockly.BlockDragSurfaceSvg.prototype.setBlocksAndShow=function(a){if(this.dragGroup_.childNodes.length)throw Error("Already dragging a block.");this.dragGroup_.appendChild(a);this.SVG_.style.display="block";this.surfaceXY_=new Blockly.utils.Coordinate(0,0)};Blockly.BlockDragSurfaceSvg.prototype.translateAndScaleGroup=function(a,b,c){this.scale_=c;a=a.toFixed(0);b=b.toFixed(0);this.dragGroup_.setAttribute("transform","translate("+a+","+b+") scale("+c+")")};
-Blockly.BlockDragSurfaceSvg.prototype.translateSurfaceInternal_=function(){var a=this.surfaceXY_.x,b=this.surfaceXY_.y;a=a.toFixed(0);b=b.toFixed(0);this.SVG_.style.display="block";Blockly.utils.dom.setCssTransform(this.SVG_,"translate3d("+a+"px, "+b+"px, 0px)")};Blockly.BlockDragSurfaceSvg.prototype.translateSurface=function(a,b){this.surfaceXY_=new Blockly.utils.Coordinate(a*this.scale_,b*this.scale_);this.translateSurfaceInternal_()};
-Blockly.BlockDragSurfaceSvg.prototype.getSurfaceTranslation=function(){var a=Blockly.utils.getRelativeXY(this.SVG_);return new Blockly.utils.Coordinate(a.x/this.scale_,a.y/this.scale_)};Blockly.BlockDragSurfaceSvg.prototype.getGroup=function(){return this.dragGroup_};Blockly.BlockDragSurfaceSvg.prototype.getCurrentBlock=function(){return this.dragGroup_.firstChild};
-Blockly.BlockDragSurfaceSvg.prototype.clearAndHide=function(a){a?a.appendChild(this.getCurrentBlock()):this.dragGroup_.removeChild(this.getCurrentBlock());this.SVG_.style.display="none";if(this.dragGroup_.childNodes.length)throw Error("Drag group was not cleared.");this.surfaceXY_=null};Blockly.DropDownDiv=function(){};Blockly.DropDownDiv.DIV_=null;Blockly.DropDownDiv.boundsElement_=null;Blockly.DropDownDiv.owner_=null;Blockly.DropDownDiv.positionToField_=null;Blockly.DropDownDiv.ARROW_SIZE=16;Blockly.DropDownDiv.BORDER_SIZE=1;Blockly.DropDownDiv.ARROW_HORIZONTAL_PADDING=12;Blockly.DropDownDiv.PADDING_Y=16;Blockly.DropDownDiv.ANIMATION_TIME=.25;Blockly.DropDownDiv.animateOutTimer_=null;Blockly.DropDownDiv.onHide_=0;
+Blockly.Toolbox.prototype.refreshSelection=function(){var a=this.tree_.getSelectedItem();a&&a.blocks&&this.flyout_.show(a.blocks)};Blockly.Toolbox.TreeSeparator=function(a){Blockly.tree.TreeNode.call(this,null,"",a)};Blockly.utils.object.inherits(Blockly.Toolbox.TreeSeparator,Blockly.tree.TreeNode);
+Blockly.DropDownDiv=function(){};Blockly.DropDownDiv.DIV_=null;Blockly.DropDownDiv.boundsElement_=null;Blockly.DropDownDiv.owner_=null;Blockly.DropDownDiv.positionToField_=null;Blockly.DropDownDiv.ARROW_SIZE=16;Blockly.DropDownDiv.BORDER_SIZE=1;Blockly.DropDownDiv.ARROW_HORIZONTAL_PADDING=12;Blockly.DropDownDiv.PADDING_Y=16;Blockly.DropDownDiv.ANIMATION_TIME=.25;Blockly.DropDownDiv.animateOutTimer_=null;Blockly.DropDownDiv.onHide_=0;
Blockly.DropDownDiv.createDom=function(){if(!Blockly.DropDownDiv.DIV_){var a=document.createElement("div");a.className="blocklyDropDownDiv";document.body.appendChild(a);Blockly.DropDownDiv.DIV_=a;var b=document.createElement("div");b.className="blocklyDropDownContent";a.appendChild(b);Blockly.DropDownDiv.content_=b;b=document.createElement("div");b.className="blocklyDropDownArrow";a.appendChild(b);Blockly.DropDownDiv.arrow_=b;Blockly.DropDownDiv.DIV_.style.opacity=0;Blockly.DropDownDiv.DIV_.style.transition=
"transform "+Blockly.DropDownDiv.ANIMATION_TIME+"s, opacity "+Blockly.DropDownDiv.ANIMATION_TIME+"s";a.addEventListener("focusin",function(){Blockly.utils.dom.addClass(a,"focused")});a.addEventListener("focusout",function(){Blockly.utils.dom.removeClass(a,"focused")})}};Blockly.DropDownDiv.setBoundsElement=function(a){Blockly.DropDownDiv.boundsElement_=a};Blockly.DropDownDiv.getContentDiv=function(){return Blockly.DropDownDiv.content_};
Blockly.DropDownDiv.clearContent=function(){Blockly.DropDownDiv.content_.innerHTML="";Blockly.DropDownDiv.content_.style.width=""};Blockly.DropDownDiv.setColour=function(a,b){Blockly.DropDownDiv.DIV_.style.backgroundColor=a;Blockly.DropDownDiv.DIV_.style.borderColor=b};Blockly.DropDownDiv.setCategory=function(a){Blockly.DropDownDiv.DIV_.setAttribute("data-category",a)};
@@ -988,11 +997,11 @@ Blockly.DropDownDiv.hide=function(){var a=Blockly.DropDownDiv.DIV_;a.style.trans
Blockly.DropDownDiv.hideWithoutAnimation=function(){if(Blockly.DropDownDiv.isVisible()){Blockly.DropDownDiv.animateOutTimer_&&clearTimeout(Blockly.DropDownDiv.animateOutTimer_);var a=Blockly.DropDownDiv.DIV_;a.style.transform="";a.style.left="";a.style.top="";a.style.opacity=0;a.style.display="none";Blockly.DropDownDiv.clearContent();Blockly.DropDownDiv.owner_=null;Blockly.DropDownDiv.onHide_&&(Blockly.DropDownDiv.onHide_(),Blockly.DropDownDiv.onHide_=null)}};
Blockly.DropDownDiv.positionInternal_=function(a,b,c,d){a=Math.floor(a);b=Math.floor(b);c=Math.floor(c);d=Math.floor(d);var e=Blockly.DropDownDiv.DIV_;e.style.left=a+"px";e.style.top=b+"px";e.style.display="block";e.style.opacity=1;e.style.transform="translate("+(c-a)+"px,"+(d-b)+"px)"};
Blockly.DropDownDiv.repositionForWindowResize=function(){if(Blockly.DropDownDiv.owner_){var a=Blockly.DropDownDiv.owner_.getSourceBlock(),b=a.workspace.scale,c=Blockly.DropDownDiv.positionToField_?Blockly.DropDownDiv.owner_.size_.width:a.width,d=Blockly.DropDownDiv.positionToField_?Blockly.DropDownDiv.owner_.size_.height:a.height;c*=b;d*=b;a=Blockly.DropDownDiv.positionToField_?Blockly.DropDownDiv.owner_.fieldGroup_.getBoundingClientRect():a.getSvgRoot().getBoundingClientRect();c=a.left+c/2;d=Blockly.DropDownDiv.getPositionMetrics(c,
-a.top+d,c,a.top);Blockly.DropDownDiv.positionInternal_(d.initialX,d.initialY,d.finalX,d.finalY)}else Blockly.DropDownDiv.hide()};Blockly.inject=function(a,b){Blockly.checkBlockColourConstants();"string"==typeof a&&(a=document.getElementById(a)||document.querySelector(a));if(!Blockly.utils.dom.containsNode(document,a))throw Error("Error: container is not in current document.");b=new Blockly.Options(b||{});var c=document.createElement("div");c.className="injectionDiv";a.appendChild(c);a=Blockly.createDom_(c,b);var d=new Blockly.BlockDragSurfaceSvg(c);c=new Blockly.WorkspaceDragSurfaceSvg(c);c=Blockly.createMainWorkspace_(a,b,
-d,c);Blockly.setTheme(b.theme);Blockly.user.keyMap.setKeyMap(b.keyMap);Blockly.init_(c);Blockly.mainWorkspace=c;Blockly.svgResize(c);return c};
-Blockly.createDom_=function(a,b){a.setAttribute("dir","LTR");Blockly.Component.setDefaultRightToLeft(b.RTL);Blockly.Css.inject(b.hasCss,b.pathToMedia);a=Blockly.utils.dom.createSvgElement("svg",{xmlns:Blockly.utils.dom.SVG_NS,"xmlns:html":Blockly.utils.dom.HTML_NS,"xmlns:xlink":Blockly.utils.dom.XLINK_NS,version:"1.1","class":"blocklySvg"},a);var c=Blockly.utils.dom.createSvgElement("defs",{},a),d=String(Math.random()).substring(2),e=Blockly.utils.dom.createSvgElement("filter",{id:"blocklyEmbossFilter"+
-d},c);Blockly.utils.dom.createSvgElement("feGaussianBlur",{"in":"SourceAlpha",stdDeviation:1,result:"blur"},e);var f=Blockly.utils.dom.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:.5,specularExponent:10,"lighting-color":"white",result:"specOut"},e);Blockly.utils.dom.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},f);Blockly.utils.dom.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},e);Blockly.utils.dom.createSvgElement("feComposite",
-{"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,k4:0},e);b.embossFilterId=e.id;e=Blockly.utils.dom.createSvgElement("pattern",{id:"blocklyDisabledPattern"+d,patternUnits:"userSpaceOnUse",width:10,height:10},c);Blockly.utils.dom.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},e);Blockly.utils.dom.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},e);b.disabledPatternId=e.id;b.gridPattern=Blockly.Grid.createDom(d,b.gridOptions,c);return a};
+a.top+d,c,a.top);Blockly.DropDownDiv.positionInternal_(d.initialX,d.initialY,d.finalX,d.finalY)}else Blockly.DropDownDiv.hide()};Blockly.inject=function(a,b){Blockly.checkBlockColourConstants();"string"==typeof a&&(a=document.getElementById(a)||document.querySelector(a));if(!Blockly.utils.dom.containsNode(document,a))throw Error("Error: container is not in current document.");var c=new Blockly.Options(b||{}),d=document.createElement("div");d.className="injectionDiv";a.appendChild(d);var e=Blockly.createDom_(d,c),f=new Blockly.BlockDragSurfaceSvg(d);d=new Blockly.WorkspaceDragSurfaceSvg(d);e=Blockly.createMainWorkspace_(e,c,
+f,d);Blockly.setTheme(c.theme);Blockly.user.keyMap.setKeyMap(c.keyMap);Blockly.init_(e);Blockly.mainWorkspace=e;Blockly.svgResize(e);return e};
+Blockly.createDom_=function(a,b){a.setAttribute("dir","LTR");Blockly.Component.setDefaultRightToLeft(b.RTL);Blockly.Css.inject(b.hasCss,b.pathToMedia);var c=Blockly.utils.dom.createSvgElement("svg",{xmlns:Blockly.utils.dom.SVG_NS,"xmlns:html":Blockly.utils.dom.HTML_NS,"xmlns:xlink":Blockly.utils.dom.XLINK_NS,version:"1.1","class":"blocklySvg"},a),d=Blockly.utils.dom.createSvgElement("defs",{},c),e=String(Math.random()).substring(2),f=Blockly.utils.dom.createSvgElement("filter",{id:"blocklyEmbossFilter"+
+e},d);Blockly.utils.dom.createSvgElement("feGaussianBlur",{"in":"SourceAlpha",stdDeviation:1,result:"blur"},f);var g=Blockly.utils.dom.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:.5,specularExponent:10,"lighting-color":"white",result:"specOut"},f);Blockly.utils.dom.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},g);Blockly.utils.dom.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},f);Blockly.utils.dom.createSvgElement("feComposite",
+{"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,k4:0},f);b.embossFilterId=f.id;f=Blockly.utils.dom.createSvgElement("pattern",{id:"blocklyDisabledPattern"+e,patternUnits:"userSpaceOnUse",width:10,height:10},d);Blockly.utils.dom.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},f);Blockly.utils.dom.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},f);b.disabledPatternId=f.id;b.gridPattern=Blockly.Grid.createDom(e,b.gridOptions,d);return c};
Blockly.createMainWorkspace_=function(a,b,c,d){b.parentWorkspace=null;var e=new Blockly.WorkspaceSvg(b,c,d);e.scale=b.zoomOptions.startScale;a.appendChild(e.createDom("blocklyMainBackground"));!b.hasCategories&&b.languageTree&&(c=e.addFlyout_("svg"),Blockly.utils.dom.insertAfter(c,a));b.hasTrashcan&&e.addTrashcan();b.zoomOptions&&b.zoomOptions.controls&&e.addZoomControls();e.translate(0,0);Blockly.mainWorkspace=e;b.readOnly||e.isMovable()||e.addChangeListener(function(a){if(!e.isDragging()&&!e.isMovable()&&
-1!=Blockly.Events.BUMP_EVENTS.indexOf(a.type)){var b=Object.create(null),c=e.getMetrics(),d=e.scale;b.RTL=e.RTL;b.viewLeft=c.viewLeft/d;b.viewTop=c.viewTop/d;b.viewRight=(c.viewLeft+c.viewWidth)/d;b.viewBottom=(c.viewTop+c.viewHeight)/d;e.isContentBounded()?(c=e.getBlocksBoundingBox(),b.contentLeft=c.left,b.contentTop=c.top,b.contentRight=c.right,b.contentBottom=c.bottom):(b.contentLeft=c.contentLeft/d,b.contentTop=c.contentTop/d,b.contentRight=(c.contentLeft+c.contentWidth)/d,b.contentBottom=(c.contentTop+
c.contentHeight)/d);if(b.contentTopb.viewBottom||b.contentLeftb.viewRight){c=null;a&&(c=Blockly.Events.getGroup(),Blockly.Events.setGroup(a.group));switch(a.type){case Blockly.Events.BLOCK_CREATE:case Blockly.Events.BLOCK_MOVE:var f=e.getBlockById(a.blockId);f=f.getRootBlock();break;case Blockly.Events.COMMENT_CREATE:case Blockly.Events.COMMENT_MOVE:f=e.getCommentById(a.commentId)}if(f){d=f.getBoundingRectangle();d.height=d.bottom-d.top;d.width=
@@ -1002,7 +1011,7 @@ Blockly.init_=function(a){var b=a.options,c=a.getParentSvg();Blockly.bindEventWi
Blockly.Scrollbar.scrollbarThickness;b.hasTrashcan&&(c=a.trashcan.init(c));b.zoomOptions&&b.zoomOptions.controls&&a.zoomControls_.init(c);b.moveOptions&&b.moveOptions.scrollbars?(a.scrollbar=new Blockly.ScrollbarPair(a),a.scrollbar.resize()):a.setMetrics({x:.5,y:.5});b.hasSounds&&Blockly.inject.loadSounds_(b.pathToMedia,a)};
Blockly.inject.bindDocumentEvents_=function(){Blockly.documentEventsBound_||(Blockly.bindEventWithChecks_(document,"scroll",null,function(){for(var a=Blockly.Workspace.getAll(),b=0,c;c=a[b];b++)c.updateInverseScreenCTM&&c.updateInverseScreenCTM()}),Blockly.bindEventWithChecks_(document,"keydown",null,Blockly.onKeyDown_),Blockly.bindEvent_(document,"touchend",null,Blockly.longStop_),Blockly.bindEvent_(document,"touchcancel",null,Blockly.longStop_),Blockly.utils.userAgent.IPAD&&Blockly.bindEventWithChecks_(window,
"orientationchange",document,function(){Blockly.svgResize(Blockly.getMainWorkspace())}));Blockly.documentEventsBound_=!0};
-Blockly.inject.loadSounds_=function(a,b){var c=b.getAudioManager();c.load([a+"click.mp3",a+"click.wav",a+"click.ogg"],"click");c.load([a+"disconnect.wav",a+"disconnect.mp3",a+"disconnect.ogg"],"disconnect");c.load([a+"delete.mp3",a+"delete.ogg",a+"delete.wav"],"delete");var d=[];a=function(){for(;d.length;)Blockly.unbindEvent_(d.pop());c.preload()};d.push(Blockly.bindEventWithChecks_(document,"mousemove",null,a,!0));d.push(Blockly.bindEventWithChecks_(document,"touchstart",null,a,!0))};Blockly.VERSION="2.20190722.0-develop";Blockly.mainWorkspace=null;Blockly.selected=null;Blockly.cursor=null;Blockly.keyboardAccessibilityMode=!1;Blockly.draggingConnections_=[];Blockly.clipboardXml_=null;Blockly.clipboardSource_=null;Blockly.clipboardTypeCounts_=null;Blockly.cache3dSupported_=null;Blockly.theme_=null;Blockly.svgSize=function(a){return{width:a.cachedWidth_,height:a.cachedHeight_}};Blockly.resizeSvgContents=function(a){a.resizeContents()};
+Blockly.inject.loadSounds_=function(a,b){var c=b.getAudioManager();c.load([a+"click.mp3",a+"click.wav",a+"click.ogg"],"click");c.load([a+"disconnect.wav",a+"disconnect.mp3",a+"disconnect.ogg"],"disconnect");c.load([a+"delete.mp3",a+"delete.ogg",a+"delete.wav"],"delete");var d=[],e=function(){for(;d.length;)Blockly.unbindEvent_(d.pop());c.preload()};d.push(Blockly.bindEventWithChecks_(document,"mousemove",null,e,!0));d.push(Blockly.bindEventWithChecks_(document,"touchstart",null,e,!0))};Blockly.VERSION="2.20190722.0-develop";Blockly.mainWorkspace=null;Blockly.selected=null;Blockly.cursor=null;Blockly.keyboardAccessibilityMode=!1;Blockly.draggingConnections_=[];Blockly.clipboardXml_=null;Blockly.clipboardSource_=null;Blockly.clipboardTypeCounts_=null;Blockly.cache3dSupported_=null;Blockly.theme_=null;Blockly.svgSize=function(a){return{width:a.cachedWidth_,height:a.cachedHeight_}};Blockly.resizeSvgContents=function(a){a.resizeContents()};
Blockly.svgResize=function(a){for(;a.options.parentWorkspace;)a=a.options.parentWorkspace;var b=a.getParentSvg(),c=b.parentNode;if(c){var d=c.offsetWidth;c=c.offsetHeight;b.cachedWidth_!=d&&(b.setAttribute("width",d+"px"),b.cachedWidth_=d);b.cachedHeight_!=c&&(b.setAttribute("height",c+"px"),b.cachedHeight_=c);a.resize()}};
Blockly.onKeyDown_=function(a){var b=Blockly.mainWorkspace;if(!(Blockly.utils.isTargetInput(a)||b.rendered&&!b.isVisible()))if(b.options.readOnly)Blockly.navigation.onKeyPress(a);else{var c=!1;if(a.keyCode==Blockly.utils.KeyCodes.ESC)Blockly.hideChaff(),Blockly.navigation.onBlocklyAction(Blockly.navigation.ACTION_EXIT);else{if(Blockly.navigation.onKeyPress(a))return;if(a.keyCode==Blockly.utils.KeyCodes.BACKSPACE||a.keyCode==Blockly.utils.KeyCodes.DELETE){a.preventDefault();if(Blockly.Gesture.inProgress())return;
Blockly.selected&&Blockly.selected.isDeletable()&&(c=!0)}else if(a.altKey||a.ctrlKey||a.metaKey){if(Blockly.Gesture.inProgress())return;Blockly.selected&&Blockly.selected.isDeletable()&&Blockly.selected.isMovable()&&(a.keyCode==Blockly.utils.KeyCodes.C?(Blockly.hideChaff(),Blockly.copy_(Blockly.selected)):a.keyCode!=Blockly.utils.KeyCodes.X||Blockly.selected.workspace.isFlyout||(Blockly.copy_(Blockly.selected),c=!0));a.keyCode==Blockly.utils.KeyCodes.V?Blockly.clipboardXml_&&(a=Blockly.clipboardSource_,
@@ -1030,10 +1039,10 @@ Blockly.FieldTextInput.prototype.showPromptEditor_=function(){var a=this;Blockly
Blockly.FieldTextInput.prototype.widgetCreate_=function(){var a=Blockly.WidgetDiv.DIV,b=document.createElement("input");b.className="blocklyHtmlInput";b.setAttribute("spellcheck",this.spellcheck_);var c=Blockly.FieldTextInput.FONTSIZE*this.workspace_.scale+"pt";a.style.fontSize=c;b.style.fontSize=c;b.style.borderRadius=Blockly.FieldTextInput.BORDERRADIUS*this.workspace_.scale+"px";a.appendChild(b);b.value=b.defaultValue=this.getEditorText_(this.value_);b.untypedDefaultValue_=this.value_;b.oldValue_=
null;Blockly.utils.userAgent.GECKO?setTimeout(this.resizeEditor_.bind(this),0):this.resizeEditor_();this.bindInputEvents_(b);return b};Blockly.FieldTextInput.prototype.widgetDispose_=function(){this.isBeingEdited_=!1;this.isTextValid_=!0;this.forceRerender();if(this.onFinishEditing_)this.onFinishEditing_(this.value_);this.unbindInputEvents_();var a=Blockly.WidgetDiv.DIV.style;a.width="auto";a.height="auto";a.fontSize=""};
Blockly.FieldTextInput.prototype.bindInputEvents_=function(a){this.onKeyDownWrapper_=Blockly.bindEventWithChecks_(a,"keydown",this,this.onHtmlInputKeyDown_);this.onKeyInputWrapper_=Blockly.bindEventWithChecks_(a,"input",this,this.onHtmlInputChange_)};Blockly.FieldTextInput.prototype.unbindInputEvents_=function(){Blockly.unbindEvent_(this.onKeyDownWrapper_);Blockly.unbindEvent_(this.onKeyInputWrapper_)};
-Blockly.FieldTextInput.prototype.onHtmlInputKeyDown_=function(a){13==a.keyCode?(Blockly.WidgetDiv.hide(),Blockly.DropDownDiv.hideWithoutAnimation()):27==a.keyCode?(this.htmlInput_.value=this.htmlInput_.defaultValue,Blockly.WidgetDiv.hide(),Blockly.DropDownDiv.hideWithoutAnimation()):9==a.keyCode&&(Blockly.WidgetDiv.hide(),Blockly.DropDownDiv.hideWithoutAnimation(),this.sourceBlock_.tab(this,!a.shiftKey),a.preventDefault())};
+Blockly.FieldTextInput.prototype.onHtmlInputKeyDown_=function(a){a.keyCode==Blockly.utils.KeyCodes.ENTER?(Blockly.WidgetDiv.hide(),Blockly.DropDownDiv.hideWithoutAnimation()):a.keyCode==Blockly.utils.KeyCodes.ESC?(this.htmlInput_.value=this.htmlInput_.defaultValue,Blockly.WidgetDiv.hide(),Blockly.DropDownDiv.hideWithoutAnimation()):a.keyCode==Blockly.utils.KeyCodes.TAB&&(Blockly.WidgetDiv.hide(),Blockly.DropDownDiv.hideWithoutAnimation(),this.sourceBlock_.tab(this,!a.shiftKey),a.preventDefault())};
Blockly.FieldTextInput.prototype.onHtmlInputChange_=function(a){a=this.htmlInput_.value;a!==this.htmlInput_.oldValue_&&(this.htmlInput_.oldValue_=a,Blockly.Events.setGroup(!0),a=this.getValueFromEditorText_(a),this.setValue(a),this.forceRerender(),Blockly.Events.setGroup(!1))};Blockly.FieldTextInput.prototype.setEditorValue_=function(a){this.isDirty_=!0;this.isBeingEdited_&&(this.htmlInput_.value=this.getEditorText_(a));this.setValue(a)};
Blockly.FieldTextInput.prototype.resizeEditor_=function(){var a=Blockly.WidgetDiv.DIV,b=this.getScaledBBox_();a.style.width=b.right-b.left+"px";a.style.height=b.bottom-b.top+"px";b=new Blockly.utils.Coordinate(this.sourceBlock_.RTL?b.right-a.offsetWidth:b.left,b.top);b.y+=1;Blockly.utils.userAgent.GECKO&&Blockly.WidgetDiv.DIV.style.top&&(--b.x,--b.y);Blockly.utils.userAgent.WEBKIT&&(b.y-=3);a.style.left=b.x+"px";a.style.top=b.y+"px"};
-Blockly.FieldTextInput.numberValidator=function(a){console.warn("Blockly.FieldTextInput.numberValidator is deprecated. Use Blockly.FieldNumber instead.");if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=Number(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};
+Blockly.FieldTextInput.numberValidator=function(a){console.warn("Blockly.FieldTextInput.numberValidator is deprecated. Use Blockly.FieldNumber instead.");if(null===a)return null;a=String(a);a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=Number(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};Blockly.FieldTextInput.prototype.isTabNavigable=function(){return!0};
Blockly.FieldTextInput.prototype.getText_=function(){return this.isBeingEdited_&&this.htmlInput_?this.htmlInput_.value:null};Blockly.FieldTextInput.prototype.getEditorText_=function(a){return String(a)};Blockly.FieldTextInput.prototype.getValueFromEditorText_=function(a){return a};Blockly.fieldRegistry.register("field_input",Blockly.FieldTextInput);Blockly.FieldAngle=function(a,b){Blockly.FieldAngle.superClass_.constructor.call(this,a||0,b)};Blockly.utils.object.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);Blockly.FieldAngle.fromJson=function(a){return new Blockly.FieldAngle(a.angle)};Blockly.FieldAngle.prototype.SERIALIZABLE=!0;Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.CLOCKWISE=!1;Blockly.FieldAngle.OFFSET=0;Blockly.FieldAngle.WRAP=360;Blockly.FieldAngle.RADIUS=Blockly.FieldAngle.HALF-1;
Blockly.FieldAngle.prototype.initView=function(){Blockly.FieldAngle.superClass_.initView.call(this);this.symbol_=Blockly.utils.dom.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));this.textElement_.appendChild(this.symbol_)};Blockly.FieldAngle.prototype.render_=function(){Blockly.FieldAngle.superClass_.render_.call(this);this.updateGraph_()};
Blockly.FieldAngle.prototype.showEditor_=function(){Blockly.FieldAngle.superClass_.showEditor_.call(this,Blockly.utils.userAgent.MOBILE||Blockly.utils.userAgent.ANDROID||Blockly.utils.userAgent.IPAD);var a=this.dropdownCreate_();Blockly.DropDownDiv.getContentDiv().appendChild(a);a=this.sourceBlock_.getColourBorder();a=a.colourBorder||a.colourLight;Blockly.DropDownDiv.setColour(this.sourceBlock_.getColour(),a);Blockly.DropDownDiv.showPositionedByField(this,this.dropdownDispose_.bind(this));this.updateGraph_()};
@@ -1066,8 +1075,8 @@ Blockly.FieldColour.prototype.setHighlightedCell_=function(a,b){var c=this.getHi
Blockly.FieldColour.prototype.dropdownCreate_=function(){var a=this.columns_||Blockly.FieldColour.COLUMNS,b=this.colours_||Blockly.FieldColour.COLOURS,c=this.titles_||Blockly.FieldColour.TITLES,d=this.getValue(),e=document.createElement("table");e.className="blocklyColourTable";e.tabIndex=0;Blockly.utils.aria.setRole(e,Blockly.utils.aria.Role.GRID);Blockly.utils.aria.setState(e,Blockly.utils.aria.State.EXPANDED,!0);Blockly.utils.aria.setState(e,"rowcount",Math.floor(b.length/a));Blockly.utils.aria.setState(e,
"colcount",a);for(var f,g=Blockly.utils.IdGenerator.getInstance(),h=0;hthis.selectedIndex_)return null;var a=this.getOptions()[this.selectedIndex_][0];return"object"==typeof a?a.alt:a};
Blockly.FieldDropdown.validateOptions_=function(a){if(!Array.isArray(a))throw TypeError("FieldDropdown options must be an array.");for(var b=!1,c=0;c=c||0>=b)throw Error("Height and width values of an image field must be greater than 0.");this.flipRtl_=!1;this.altText_="";Blockly.FieldImage.superClass_.constructor.call(this,
+d[0]+" in: ",d)):(b=!0,console.error("Invalid option["+c+"]: Each FieldDropdown option must be an array. Found: ",d))}if(b)throw TypeError("Found invalid FieldDropdown options.");};Blockly.fieldRegistry.register("field_dropdown",Blockly.FieldDropdown);Blockly.FieldImage=function(a,b,c,d,e,f,g){if(!a)throw Error("Src value of an image field is required");a=Blockly.utils.replaceMessageReferences(a);c=Number(Blockly.utils.replaceMessageReferences(c));b=Number(Blockly.utils.replaceMessageReferences(b));if(isNaN(c)||isNaN(b))throw Error("Height and width values of an image field must cast to numbers.");if(0>=c||0>=b)throw Error("Height and width values of an image field must be greater than 0.");this.flipRtl_=!1;this.altText_="";Blockly.FieldImage.superClass_.constructor.call(this,
a||"",null,g);g||(this.flipRtl_=!!f,this.altText_=Blockly.utils.replaceMessageReferences(d)||"");this.size_=new Blockly.utils.Size(b,c+Blockly.FieldImage.Y_PADDING);this.imageHeight_=c;this.clickHandler_=null;"function"==typeof e&&(this.clickHandler_=e)};Blockly.utils.object.inherits(Blockly.FieldImage,Blockly.Field);Blockly.FieldImage.fromJson=function(a){return new Blockly.FieldImage(a.src,a.width,a.height,null,null,null,a)};Blockly.FieldImage.Y_PADDING=1;Blockly.FieldImage.prototype.EDITABLE=!1;
Blockly.FieldImage.prototype.isDirty_=!1;Blockly.FieldImage.prototype.configure_=function(a){Blockly.FieldImage.superClass_.configure_.call(this,a);this.flipRtl_=!!a.flipRtl;this.altText_=Blockly.utils.replaceMessageReferences(a.alt)||""};
Blockly.FieldImage.prototype.initView=function(){this.imageElement_=Blockly.utils.dom.createSvgElement("image",{height:this.imageHeight_+"px",width:this.size_.width+"px",alt:this.altText_},this.fieldGroup_);this.imageElement_.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",this.value_)};Blockly.FieldImage.prototype.doClassValidation_=function(a){return"string"!=typeof a?null:a};
Blockly.FieldImage.prototype.doValueUpdate_=function(a){this.value_=a;this.imageElement_&&this.imageElement_.setAttributeNS(Blockly.utils.dom.XLINK_NS,"xlink:href",this.value_||"")};Blockly.FieldImage.prototype.getFlipRtl=function(){return this.flipRtl_};Blockly.FieldImage.prototype.setAlt=function(a){a!=this.altText_&&(this.altText_=a||"",this.imageElement_&&this.imageElement_.setAttribute("alt",this.altText_))};Blockly.FieldImage.prototype.showEditor_=function(){this.clickHandler_&&this.clickHandler_(this)};
-Blockly.FieldImage.prototype.setOnClickHandler=function(a){this.clickHandler_=a};Blockly.FieldImage.prototype.getText_=function(){return this.altText_};Blockly.fieldRegistry.register("field_image",Blockly.FieldImage);Blockly.FieldMultilineInput=function(a,b){null===a&&(a="");Blockly.FieldMultilineInput.superClass_.constructor.call(this,a,b)};Blockly.utils.object.inherits(Blockly.FieldMultilineInput,Blockly.FieldTextInput);Blockly.FieldMultilineInput.LINE_HEIGHT=20;Blockly.FieldMultilineInput.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);b=new Blockly.FieldMultilineInput(b);"boolean"===typeof a.spellcheck&&b.setSpellcheck(a.spellcheck);return b};
+Blockly.FieldImage.prototype.setOnClickHandler=function(a){this.clickHandler_=a};Blockly.FieldImage.prototype.getText_=function(){return this.altText_};Blockly.fieldRegistry.register("field_image",Blockly.FieldImage);Blockly.FieldLabelSerializable=function(a,b,c){Blockly.FieldLabelSerializable.superClass_.constructor.call(this,a,b,c)};Blockly.utils.object.inherits(Blockly.FieldLabelSerializable,Blockly.FieldLabel);Blockly.FieldLabelSerializable.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);return new Blockly.FieldLabelSerializable(b,null,a)};Blockly.FieldLabelSerializable.prototype.EDITABLE=!1;Blockly.FieldLabelSerializable.prototype.SERIALIZABLE=!0;
+Blockly.fieldRegistry.register("field_label_serializable",Blockly.FieldLabelSerializable);Blockly.FieldMultilineInput=function(a,b){null===a&&(a="");Blockly.FieldMultilineInput.superClass_.constructor.call(this,a,b)};Blockly.utils.object.inherits(Blockly.FieldMultilineInput,Blockly.FieldTextInput);Blockly.FieldMultilineInput.LINE_HEIGHT=20;Blockly.FieldMultilineInput.fromJson=function(a){var b=Blockly.utils.replaceMessageReferences(a.text);b=new Blockly.FieldMultilineInput(b);"boolean"===typeof a.spellcheck&&b.setSpellcheck(a.spellcheck);return b};
Blockly.FieldMultilineInput.prototype.initView=function(){this.createBorderRect_();this.textGroup_=Blockly.utils.dom.createSvgElement("g",{"class":"blocklyEditableText"},this.fieldGroup_)};
Blockly.FieldMultilineInput.prototype.getDisplayText_=function(){var a=this.value_;if(!a)return Blockly.Field.NBSP;var b=a.split("\n");a="";for(var c=0;cthis.maxDisplayLength&&(d=d.substring(0,this.maxDisplayLength-4)+"...");d=d.replace(/\s/g,Blockly.Field.NBSP);a+=d;c!==b.length-1&&(a+="\n")}this.sourceBlock_.RTL&&(a+="\u200f");return a};
Blockly.FieldMultilineInput.prototype.render_=function(){for(var a;a=this.textGroup_.firstChild;)this.textGroup_.removeChild(a);a=this.getDisplayText_().split("\n");for(var b=Blockly.Field.Y_PADDING/2,c=0,d=0;d
@@ -58,18 +83,26 @@
- Enable Accessibility Mode:
-
-
+
+
+
+
+
-
+
+
+
+
Set key mappings below
+
+
+
@@ -184,6 +217,19 @@
demoWorkspace);
var timeout;
+ var actions = [
+ Blockly.navigation.ACTION_PREVIOUS,
+ Blockly.navigation.ACTION_OUT,
+ Blockly.navigation.ACTION_NEXT,
+ Blockly.navigation.ACTION_IN,
+ Blockly.navigation.ACTION_INSERT,
+ Blockly.navigation.ACTION_MARK,
+ Blockly.navigation.ACTION_DISCONNECT,
+ Blockly.navigation.ACTION_TOOLBOX,
+ Blockly.navigation.ACTION_EXIT
+ ];
+ createKeyMappingList(actions);
+
/**
* Shows the next node in the tree traversal every second.
* @package
@@ -213,7 +259,7 @@
* @package
*/
function preOrderDemo() {
- changeCursorByValue('basic');
+ changeCursor('basic');
document.getElementById('accessibilityModeCheck').disabled = true;
setTimeout(demo, 1000);
}
@@ -251,7 +297,269 @@
if (oldCurNode) {
Blockly.getMainWorkspace().getCursor().setLocation(oldCurNode);
}
+ document.activeElement.blur();
}
+
+ // Start key mapping demo functions
+
+ /**
+ * Save the current key map in session storage.
+ * @package
+ */
+ function saveKeyMap() {
+ var currentMap = Blockly.user.keyMap.getKeyMap();
+ if (sessionStorage) {
+ sessionStorage.setItem('keyMap', JSON.stringify(currentMap));
+ }
+ }
+
+ /**
+ * Set the key map to the map from session storage.
+ * @package
+ */
+ function restoreKeyMap() {
+ var defaultMap = Blockly.user.keyMap.map_;
+ var stringifiedMap = sessionStorage.getItem('keyMap');
+ var restoredMap = {};
+ if (sessionStorage && stringifiedMap) {
+ var keyMap = JSON.parse(stringifiedMap);
+ var keys = Object.keys(keyMap);
+ for (var i = 0, key; key = keys[i]; i++) {
+ restoredMap[key] = Object.assign(new Blockly.Action, keyMap[key]);
+ }
+ Blockly.user.keyMap.setKeyMap(restoredMap);
+ }
+ }
+
+ /**
+ * Given the three dropdowns create the serialized key that will be stored
+ * in the key map.
+ * @param {Array.} selectDivs The three dropdown divs that display
+ * the key combination.
+ * @package
+ */
+ function serializeKey(selectDivs) {
+ var modifiers = Blockly.utils.object.values(Blockly.user.keyMap.modifierKeys);
+ var newModifiers = [];
+ var newKeyCode = '';
+ var keyValue = selectDivs[2].value;
+
+ // Get the new modifiers from the first two dropdowns.
+ for (var i = 0; i < 2; i++) {
+ var selectDiv = selectDivs[i];
+ var key = selectDiv.value;
+ if (key !== 'None') {
+ newModifiers.push(key);
+ }
+ }
+ // Get the key code from the last dropdown.
+ if (keyValue !== 'None') {
+ if (keyValue === 'Escape') {
+ newKeyCode = Blockly.utils.KeyCodes.ESC;
+ } else if (keyValue === 'Enter') {
+ newKeyCode = Blockly.utils.KeyCodes.ENTER;
+ } else {
+ newKeyCode = keyValue.toUpperCase().charCodeAt(0);
+ }
+ }
+ return Blockly.user.keyMap.createSerializedKey(newKeyCode, newModifiers);
+ }
+
+ /**
+ * Set all dropdowns for that action to none.
+ * We clear dropdowns when a user chooses the same key combination for a
+ * second action.
+ * @param {Blockly.Action} action The action that we want to clear the
+ * dropdowns for.
+ * @package
+ */
+ function clearDropdown(action) {
+ var actionDiv = document.querySelectorAll('[data-actionname='+ action.name +']')[0];
+ var selectDivs = actionDiv.getElementsByTagName('select');
+ for (var i = 0, selectDiv; selectDiv = selectDivs[i]; i++) {
+ selectDiv.value = 'None';
+ }
+ }
+
+ /**
+ * Given the three dropdowns create a human readable string so the screen reader
+ * can read it out.
+ * @param {Array.} selectDivs The three dropdown divs that display
+ * the key combination.
+ * @package
+ */
+ function getReadableKey(selectDivs) {
+ var readableKey = '';
+
+ for (var i = 0, selectDiv; selectDiv = selectDivs[i]; i++) {
+ if (selectDiv.value !== 'None') {
+ readableKey += selectDiv.value + ' ';
+ }
+ }
+ return readableKey;
+ }
+
+ /**
+ * Update the key in the key map when the user selects a new value in one of the
+ * dropdowns.
+ * @param {Event} e The event dispatched from changing a dropdown.
+ * @package
+ */
+ function updateKey(e) {
+ var keyboardAnnouncerText = '';
+ var actionDiv = e.srcElement.parentElement;
+ var action = actionDiv.action;
+ var selectDivs = actionDiv.getElementsByTagName('select');
+ var key = serializeKey(selectDivs);
+ var oldAction = Blockly.user.keyMap.getActionByKeyCode(key);
+
+ if (oldAction) {
+ keyboardAnnouncerText += oldAction.name + ' action key was overwritten. \n';
+ clearDropdown(oldAction);
+ }
+ keyboardAnnouncerText += action.name + ' key was set to ' + getReadableKey(selectDivs);
+ document.getElementById('keyboard_announce').innerText = keyboardAnnouncerText;
+ Blockly.user.keyMap.setActionForKey(key, action);
+ saveKeyMap();
+ document.activeElement.blur();
+ }
+
+ /**
+ * Set the key to be the correct value from the key map.
+ * @param {string} actionKey The serialized key for a given action.
+ * @param {Element} keyDropdown The dropdown that displays the primary key.
+ * @package
+ */
+ function setKeyDropdown(actionKey, keyDropdown) {
+ // Strip off any modifier to just get the key code.
+ var keyCode = actionKey.match(/\d+/)[0];
+ var keyValue = String.fromCharCode(keyCode);
+ if (parseInt(keyCode) === Blockly.utils.KeyCodes.ESC) {
+ keyValue = 'Escape';
+ } else if (parseInt(keyCode) === Blockly.utils.KeyCodes.ENTER) {
+ keyValue = 'Enter';
+ }
+ keyDropdown.value = keyValue;
+ }
+
+ /**
+ * Set the modifiers to be the correct value from the key map.
+ * @param {string} actionKey The key code holding the modifiers and key.
+ * @param {Array.} modifierDropdowns A list of dropdowns for
+ * the modifier values.
+ * @package
+ */
+ function setModifiers(actionKey, modifierDropdowns) {
+ var modifiers = Blockly.utils.object.values(Blockly.user.keyMap.modifierKeys);
+ for (var i = 0; i < 2; i++) {
+ var modifierDropdown = modifierDropdowns[i];
+ for (var j = 0, modifier; modifier = modifiers[j]; j++) {
+ if (actionKey.indexOf(modifier) > -1) {
+ modifierDropdown.value = modifier;
+ actionKey = actionKey.replace(modifier, '');
+ break;
+ }
+ }
+ }
+ }
+
+ /**
+ * Set the dropdowns to display the correct combination of modifiers and
+ * keys for the action key.
+ * @param {Blockly.Action} action The Blockly action.
+ * @param {Element} actionDiv The div holding the dropdowns and label for the
+ * given action.
+ * @param {string} actionKey The key corresponding to the given action.
+ * @package
+ */
+ function setDropdowns(action, actionDiv, actionKey) {
+ var selectDivs = actionDiv.getElementsByTagName('select');
+ if (actionKey) {
+ setModifiers(actionKey, selectDivs);
+ setKeyDropdown(actionKey, selectDivs[selectDivs.length - 1]);
+ } else {
+ clearDropdown(action);
+ }
+ }
+
+ /**
+ * Create a dropdown with the given list of possible keys.
+ * @param {Blockly.Action} action The Blockly action.
+ * @param {Element} actionDiv The div holding the dropdowns and labels for
+ * a given action.
+ * @param {Array.} keys The list of keys to add to the dropdown.
+ * @package
+ */
+ function createDropdown(action, actionDiv, keys) {
+ var select = document.createElement('select');
+ select.addEventListener('change', updateKey);
+ select.setAttribute('aria-labelledby', action.name + '_label');
+ for (var i = 0, key; key = keys[i]; i++) {
+ select.options.add(new Option(key, key));
+ }
+ actionDiv.appendChild(select);
+ }
+
+ /**
+ * Create two dropdowns that display possible modifiers and a single dropdown
+ * displaying a list of keys.
+ * @param {Blockly.Action} action The Blockly action.
+ * @param {string} actionKey The key corresponding to the given action.
+ * @param {Element} actionDiv The div holding the dropdowns and label for the
+ * given action.
+ * @package
+ */
+ function createDropdowns(action, actionKey, actionDiv) {
+ var modifiers = ['None'].concat(Blockly.utils.object.values(Blockly.user.keyMap.modifierKeys));
+ var keys = ['None', 'Enter', 'Escape'].concat("ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890".split(''));
+ createDropdown(action, actionDiv, modifiers);
+ createDropdown(action, actionDiv, modifiers);
+ createDropdown(action, actionDiv, keys);
+ setDropdowns(action, actionDiv, actionKey);
+ }
+
+ /**
+ * For each action create a row of 3 dropdowns and an action label. Update
+ * the dropdowns to reflect the value in the key map.
+ * @param {Array.} actions List of blockly actions.
+ * @package
+ */
+ function createKeyMappingList(actions) {
+ // Update the key map to reflect the key map saved in session storage.
+ restoreKeyMap();
+ var keyMapDiv = document.getElementById('keyboard_mappings');
+ for (var i = 0, action; action = actions[i]; i++) {
+ var actionDiv = document.createElement('div');
+ actionDiv.setAttribute('data-actionname', action.name);
+ actionDiv.action = action;
+
+ var labelDiv = document.createElement('label');
+ labelDiv.innerText = action.name;
+ labelDiv.setAttribute('id', action.name + '_label');
+
+ actionDiv.appendChild(labelDiv);
+ keyMapDiv.appendChild(actionDiv);
+
+ var actionKey = Blockly.user.keyMap.getKeyByAction(action);
+ createDropdowns(action, actionKey, actionDiv);
+ }
+ }
+
+ /**
+ * Hide/show the key map panel.
+ * @param {boolean} state The state of the checkbox. True if checked, false
+ * otherwise.
+ * @package
+ */
+ function toggleDisplayKeyMappings(state) {
+ if (state) {
+ document.getElementById('keyboard_nav').style.display = 'block';
+ } else {
+ document.getElementById('keyboard_nav').style.display = 'none';
+ }
+ }
+ // End key mapping demo functions
+