ScCN/scratch-vm
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Merge remote-tracking branch 'LLK/develop' into develop

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# Conflicts:
#	src/index.js
#	src/sprites/clone.js
#	src/worker.js
This commit is contained in:
Eric Rosenbaum committed 2016-09-13 18:09:43 -04:00
1 parent d9a703b4ad
commit e19c1942c3
31 files changed
+7363 -5025
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assets/scratch_cat.svg
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assets/stage.png
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playground/index.html
+18 -15
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@@ -10,18 +10,21 @@
<body>
<div id="vm-devtools">
<h2>Scratch VM Playground</h2>
<button id="greenflag">Green flag</button>
<button id="stopall">Stop</button>
<select id="selectedTarget" multiple></select>
<p>
<a id="renderexplorer-link" href="#">Renderer</a><br />
<a id="threadexplorer-link" href="#">VM Threads</a><br />
<a id="blockexplorer-link" href="#">VM Block Representation</a><br />
<a id="importexport-link" href="#">Import/Export</a>
</p>
<div id="projectButtons">
<button id="greenflag">Green flag</button>
<button id="stopall">Stop</button>
</div>
<br />
<ul id="playgroundLinks">
<li><a id="renderexplorer-link" href="#">Renderer</a></li>
<li><a id="threadexplorer-link" href="#">Threads</a></li>
<li><a id="blockexplorer-link" href="#">Block Representation</a></li>
<li><a id="importexport-link" href="#">Import/Export</a></li>
</ul><br />
<div id="tab-renderexplorer">
Render<br />
<canvas id="scratch-stage" style="width: 480px; height: 360px;"></canvas>
Renderer<br />
<canvas id="scratch-stage" style="width: 480px; height: 360px;"></canvas><br />
</div>
<div id="tab-threadexplorer">
Thread explorer
@@ -32,14 +35,14 @@
<pre id="blockexplorer"></pre>
</div>
<div id="tab-importexport">
Import/Export
<input id="projectId" value="119615668" />
<button id="projectLoadButton">Load SB2</button><br />
Import/Export<br />
Project ID: <input id="projectId" value="119615668" />
<button id="projectLoadButton">Load</button><br />
<p>
<input type="button" value="Export to XML" onclick="toXml()">
&nbsp;
<input type="button" value="Import from XML" onclick="fromXml()" id="import">
<br><br>
<br /><br />
<textarea id="importExport"></textarea>
</p>
</div>
@@ -751,7 +754,7 @@
<script src="../audioLocal.js"></script>
<script src="../Tone.min.js"></script>
<!-- VM Worker -->
<script src="../vm.worker.js"></script>
<script src="../vm.js"></script>
<!-- Playground -->
<script src="./playground.js"></script>
<script>
playground/playground.css
+31 -5
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@@ -4,6 +4,9 @@ body {
a {
color: rgb(217,217,217);
}
h2 {
font-size: 1em;
}
#blocks {
position: absolute;
left: 40%;
@@ -16,13 +19,12 @@ a {
position: absolute;
left: 1%;
right: 60%;
top: 0;
top: 1%;
bottom: 0;
width: 35%;
}
#blockexplorer, #threadexplorer, #importexport {
position: absolute;
width: 100%;
height: 75%;
overflow: scroll;
border: 1px solid #fff;
@@ -30,17 +32,41 @@ a {
color: rgb(217,217,217);
font-family: monospace;
font-size: 10pt;
width: 480px;
height: 360px;
}
#tab-blockexplorer, #tab-threadexplorer, #tab-importexport {
display: none;
}
#importExport {
width: 400px;
width: 480px;
height: 360px;
background: rgb(36,36,36);
color: rgb(217,217,217);
}
#projectId {
background: rgb(36,36,36);
color: rgb(217,217,217);
font-family: monospace;
font-size: 10pt;
}
ul#playgroundLinks {
display: block;
list-style-type: none;
margin: 0;
padding: 0;
overflow: hidden;
background-color: #333;
}
#playgroundLinks li {
float: left;
}
#playgroundLinks li a {
display: block;
color: white;
text-align: center;
padding: 5px 10px;
}
#playgroundLinks li a:hover {
background-color: #111;
}
playground/playground.js
+35 -9
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@@ -1,11 +1,20 @@
var loadProject = function () {
var id = location.hash.substring(1) || 119615668;
var id = location.hash.substring(1);
if (id.length < 1) {
id = '119615668';
}
var url = 'https://projects.scratch.mit.edu/internalapi/project/' +
id + '/get/';
var r = new XMLHttpRequest();
r.addEventListener('load', function() {
window.vm.loadProject(this.responseText);
});
r.onreadystatechange = function() {
if (this.readyState === 4) {
if (r.status === 200) {
window.vm.loadProject(this.responseText);
} else {
window.vm.createEmptyProject();
}
}
};
r.open('GET', url);
r.send();
};
@@ -26,7 +35,6 @@ window.onload = function() {
// Instantiate the renderer and connect it to the VM.
var canvas = document.getElementById('scratch-stage');
window.renderer = new window.RenderWebGLLocal(canvas);
window.renderer.connectWorker(window.vm.vmWorker);
// Instantiate audio engine and connect it to the VM
window.audioLocal = new window.AudioLocal();
@@ -156,17 +164,35 @@ window.onload = function() {
document.addEventListener('mousemove', function (e) {
var rect = canvas.getBoundingClientRect();
var coordinates = {
x: e.clientX - rect.left - rect.width / 2,
y: e.clientY - rect.top - rect.height / 2
x: e.clientX - rect.left,
y: e.clientY - rect.top,
canvasWidth: rect.width,
canvasHeight: rect.height
};
window.vm.postIOData('mouse', coordinates);
});
canvas.addEventListener('mousedown', function (e) {
window.vm.postIOData('mouse', {isDown: true});
var rect = canvas.getBoundingClientRect();
var data = {
isDown: true,
x: e.clientX - rect.left,
y: e.clientY - rect.top,
canvasWidth: rect.width,
canvasHeight: rect.height
};
window.vm.postIOData('mouse', data);
e.preventDefault();
});
canvas.addEventListener('mouseup', function (e) {
window.vm.postIOData('mouse', {isDown: false});
var rect = canvas.getBoundingClientRect();
var data = {
isDown: false,
x: e.clientX - rect.left,
y: e.clientY - rect.top,
canvasWidth: rect.width,
canvasHeight: rect.height
};
window.vm.postIOData('mouse', data);
e.preventDefault();
});
src/blocks/scratch3_control.js
+11 -5
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@@ -1,3 +1,4 @@
var Cast = require('../util/cast');
var Promise = require('promise');
function Scratch3ControlBlocks(runtime) {
@@ -25,9 +26,10 @@ Scratch3ControlBlocks.prototype.getPrimitives = function() {
};
Scratch3ControlBlocks.prototype.repeat = function(args, util) {
var times = Math.floor(Cast.toNumber(args.TIMES));
// Initialize loop
if (util.stackFrame.loopCounter === undefined) {
util.stackFrame.loopCounter = parseInt(args.TIMES);
util.stackFrame.loopCounter = times;
}
// Only execute once per frame.
// When the branch finishes, `repeat` will be executed again and
@@ -47,13 +49,14 @@ Scratch3ControlBlocks.prototype.repeat = function(args, util) {
};
Scratch3ControlBlocks.prototype.repeatUntil = function(args, util) {
var condition = Cast.toBoolean(args.CONDITION);
// Only execute once per frame.
// When the branch finishes, `repeat` will be executed again and
// the second branch will be taken, yielding for the rest of the frame.
if (!util.stackFrame.executedInFrame) {
util.stackFrame.executedInFrame = true;
// If the condition is true, start the branch.
if (!args.CONDITION) {
if (!condition) {
util.startBranch();
}
} else {
@@ -76,30 +79,33 @@ Scratch3ControlBlocks.prototype.forever = function(args, util) {
};
Scratch3ControlBlocks.prototype.wait = function(args) {
var duration = Cast.toNumber(args.DURATION);
return new Promise(function(resolve) {
setTimeout(function() {
resolve();
}, 1000 * args.DURATION);
}, 1000 * duration);
});
};
Scratch3ControlBlocks.prototype.if = function(args, util) {
var condition = Cast.toBoolean(args.CONDITION);
// Only execute one time. `if` will be returned to
// when the branch finishes, but it shouldn't execute again.
if (util.stackFrame.executedInFrame === undefined) {
util.stackFrame.executedInFrame = true;
if (args.CONDITION) {
if (condition) {
util.startBranch();
}
}
};
Scratch3ControlBlocks.prototype.ifElse = function(args, util) {
var condition = Cast.toBoolean(args.CONDITION);
// Only execute one time. `ifElse` will be returned to
// when the branch finishes, but it shouldn't execute again.
if (util.stackFrame.executedInFrame === undefined) {
util.stackFrame.executedInFrame = true;
if (args.CONDITION) {
if (condition) {
util.startBranch(1);
} else {
util.startBranch(2);
src/blocks/scratch3_event.js
+11 -6
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@@ -1,3 +1,5 @@
var Cast = require('../util/cast');
function Scratch3EventBlocks(runtime) {
/**
* The runtime instantiating this block package.
@@ -29,10 +31,9 @@ Scratch3EventBlocks.prototype.getHats = function () {
'event_whenthisspriteclicked': {
restartExistingThreads: true
},
/*
'event_whenbackdropswitchesto': {
restartExistingThreads: true
},*/
},
'event_whengreaterthan': {
restartExistingThreads: false,
edgeActivated: true
@@ -44,26 +45,30 @@ Scratch3EventBlocks.prototype.getHats = function () {
};
Scratch3EventBlocks.prototype.hatGreaterThanPredicate = function (args, util) {
var option = Cast.toString(args.WHENGREATERTHANMENU).toLowerCase();
var value = Cast.toNumber(args.VALUE);
// @todo: Other cases :)
if (args.WHENGREATERTHANMENU == 'TIMER') {
return util.ioQuery('clock', 'projectTimer') > args.VALUE;
if (option == 'timer') {
return util.ioQuery('clock', 'projectTimer') > value;
}
return false;
};
Scratch3EventBlocks.prototype.broadcast = function(args, util) {
var broadcastOption = Cast.toString(args.BROADCAST_OPTION);
util.startHats('event_whenbroadcastreceived', {
'BROADCAST_OPTION': args.BROADCAST_OPTION
'BROADCAST_OPTION': broadcastOption
});
};
Scratch3EventBlocks.prototype.broadcastAndWait = function (args, util) {
var broadcastOption = Cast.toString(args.BROADCAST_OPTION);
// Have we run before, starting threads?
if (!util.stackFrame.startedThreads) {
// No - start hats for this broadcast.
util.stackFrame.startedThreads = util.startHats(
'event_whenbroadcastreceived', {
'BROADCAST_OPTION': args.BROADCAST_OPTION
'BROADCAST_OPTION': broadcastOption
}
);
if (util.stackFrame.startedThreads.length == 0) {
src/blocks/scratch3_looks.js
+122 -9
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@@ -1,3 +1,5 @@
var Cast = require('../util/cast');
function Scratch3LooksBlocks(runtime) {
/**
* The runtime instantiating this block package.
@@ -18,13 +20,20 @@ Scratch3LooksBlocks.prototype.getPrimitives = function() {
'looks_thinkforsecs': this.sayforsecs,
'looks_show': this.show,
'looks_hide': this.hide,
'looks_effectmenu': this.effectMenu,
'looks_switchcostumeto': this.switchCostume,
'looks_switchbackdropto': this.switchBackdrop,
'looks_switchbackdroptoandwait': this.switchBackdropAndWait,
'looks_nextcostume': this.nextCostume,
'looks_nextbackdrop': this.nextBackdrop,
'looks_changeeffectby': this.changeEffect,
'looks_seteffectto': this.setEffect,
'looks_cleargraphiceffects': this.clearEffects,
'looks_changesizeby': this.changeSize,
'looks_setsizeto': this.setSize,
'looks_size': this.getSize
'looks_size': this.getSize,
'looks_costumeorder': this.getCostumeIndex,
'looks_backdroporder': this.getBackdropIndex,
'looks_backdropname': this.getBackdropName
};
};
@@ -66,17 +75,105 @@ Scratch3LooksBlocks.prototype.hide = function (args, util) {
util.target.setVisible(false);
};
Scratch3LooksBlocks.prototype.effectMenu = function (args) {
return args.EFFECT.toLowerCase();
/**
* Utility function to set the costume or backdrop of a target.
* Matches the behavior of Scratch 2.0 for different types of arguments.
* @param {!Target} target Target to set costume/backdrop to.
* @param {Any} requestedCostume Costume requested, e.g., 0, 'name', etc.
* @param {boolean=} opt_zeroIndex Set to zero-index the requestedCostume.
* @return {Array.<!Thread>} Any threads started by this switch.
*/
Scratch3LooksBlocks.prototype._setCostumeOrBackdrop = function (target,
requestedCostume, opt_zeroIndex) {
if (typeof requestedCostume === 'number') {
target.setCostume(opt_zeroIndex ?
requestedCostume : requestedCostume - 1);
} else {
var costumeIndex = target.getCostumeIndexByName(requestedCostume);
if (costumeIndex > -1) {
target.setCostume(costumeIndex);
} else if (costumeIndex == 'previous costume' ||
costumeIndex == 'previous backdrop') {
target.setCostume(target.currentCostume - 1);
} else if (costumeIndex == 'next costume' ||
costumeIndex == 'next backdrop') {
target.setCostume(target.currentCostume + 1);
} else {
var forcedNumber = Cast.toNumber(requestedCostume);
if (!isNaN(forcedNumber)) {
target.setCostume(opt_zeroIndex ?
forcedNumber : forcedNumber - 1);
}
}
}
if (target == this.runtime.getTargetForStage()) {
// Target is the stage - start hats.
var newName = target.sprite.costumes[target.currentCostume].name;
return this.runtime.startHats('event_whenbackdropswitchesto', {
'BACKDROP': newName
});
}
return [];
};
Scratch3LooksBlocks.prototype.switchCostume = function (args, util) {
this._setCostumeOrBackdrop(util.target, args.COSTUME);
};
Scratch3LooksBlocks.prototype.nextCostume = function (args, util) {
this._setCostumeOrBackdrop(
util.target, util.target.currentCostume + 1, true
);
};
Scratch3LooksBlocks.prototype.switchBackdrop = function (args) {
this._setCostumeOrBackdrop(this.runtime.getTargetForStage(), args.BACKDROP);
};
Scratch3LooksBlocks.prototype.switchBackdropAndWait = function (args, util) {
// Have we run before, starting threads?
if (!util.stackFrame.startedThreads) {
// No - switch the backdrop.
util.stackFrame.startedThreads = (
this._setCostumeOrBackdrop(
this.runtime.getTargetForStage(),
args.BACKDROP
)
);
if (util.stackFrame.startedThreads.length == 0) {
// Nothing was started.
return;
}
}
// We've run before; check if the wait is still going on.
var instance = this;
var waiting = util.stackFrame.startedThreads.some(function(thread) {
return instance.runtime.isActiveThread(thread);
});
if (waiting) {
util.yieldFrame();
}
};
Scratch3LooksBlocks.prototype.nextBackdrop = function () {
var stage = this.runtime.getTargetForStage();
this._setCostumeOrBackdrop(
stage, stage.currentCostume + 1, true
);
};
Scratch3LooksBlocks.prototype.changeEffect = function (args, util) {
var newValue = args.CHANGE + util.target.effects[args.EFFECT];
util.target.setEffect(args.EFFECT, newValue);
var effect = Cast.toString(args.EFFECT).toLowerCase();
var change = Cast.toNumber(args.CHANGE);
if (!util.target.effects.hasOwnProperty(effect)) return;
var newValue = change + util.target.effects[effect];
util.target.setEffect(effect, newValue);
};
Scratch3LooksBlocks.prototype.setEffect = function (args, util) {
util.target.setEffect(args.EFFECT, args.VALUE);
var effect = Cast.toString(args.EFFECT).toLowerCase();
var value = Cast.toNumber(args.VALUE);
util.target.setEffect(effect, value);
};
Scratch3LooksBlocks.prototype.clearEffects = function (args, util) {
@@ -84,15 +181,31 @@ Scratch3LooksBlocks.prototype.clearEffects = function (args, util) {
};
Scratch3LooksBlocks.prototype.changeSize = function (args, util) {
util.target.setSize(util.target.size + args.CHANGE);
var change = Cast.toNumber(args.CHANGE);
util.target.setSize(util.target.size + change);
};
Scratch3LooksBlocks.prototype.setSize = function (args, util) {
util.target.setSize(args.SIZE);
var size = Cast.toNumber(args.SIZE);
util.target.setSize(size);
};
Scratch3LooksBlocks.prototype.getSize = function (args, util) {
return util.target.size;
};
Scratch3LooksBlocks.prototype.getBackdropIndex = function () {
var stage = this.runtime.getTargetForStage();
return stage.currentCostume + 1;
};
Scratch3LooksBlocks.prototype.getBackdropName = function () {
var stage = this.runtime.getTargetForStage();
return stage.sprite.costumes[stage.currentCostume].name;
};
Scratch3LooksBlocks.prototype.getCostumeIndex = function (args, util) {
return util.target.currentCostume + 1;
};
module.exports = Scratch3LooksBlocks;
src/blocks/scratch3_motion.js
+58 -10
View File
@@ -1,4 +1,6 @@
var Cast = require('../util/cast');
var MathUtil = require('../util/math-util');
var Timer = require('../util/timer');
function Scratch3MotionBlocks(runtime) {
/**
@@ -19,6 +21,7 @@ Scratch3MotionBlocks.prototype.getPrimitives = function() {
'motion_turnright': this.turnRight,
'motion_turnleft': this.turnLeft,
'motion_pointindirection': this.pointInDirection,
'motion_glidesecstoxy': this.glide,
'motion_changexby': this.changeX,
'motion_setx': this.setX,
'motion_changeyby': this.changeY,
@@ -30,42 +33,87 @@ Scratch3MotionBlocks.prototype.getPrimitives = function() {
};
Scratch3MotionBlocks.prototype.moveSteps = function (args, util) {
var steps = Cast.toNumber(args.STEPS);
var radians = MathUtil.degToRad(util.target.direction);
var dx = args.STEPS * Math.cos(radians);
var dy = args.STEPS * Math.sin(radians);
var dx = steps * Math.cos(radians);
var dy = steps * Math.sin(radians);
util.target.setXY(util.target.x + dx, util.target.y + dy);
};
Scratch3MotionBlocks.prototype.goToXY = function (args, util) {
util.target.setXY(args.X, args.Y);
var x = Cast.toNumber(args.X);
var y = Cast.toNumber(args.Y);
util.target.setXY(x, y);
};
Scratch3MotionBlocks.prototype.turnRight = function (args, util) {
util.target.setDirection(util.target.direction + args.DEGREES);
var degrees = Cast.toNumber(args.DEGREES);
util.target.setDirection(util.target.direction + degrees);
};
Scratch3MotionBlocks.prototype.turnLeft = function (args, util) {
util.target.setDirection(util.target.direction - args.DEGREES);
var degrees = Cast.toNumber(args.DEGREES);
util.target.setDirection(util.target.direction - degrees);
};
Scratch3MotionBlocks.prototype.pointInDirection = function (args, util) {
util.target.setDirection(args.DIRECTION);
var direction = Cast.toNumber(args.DIRECTION);
util.target.setDirection(direction);
};
Scratch3MotionBlocks.prototype.glide = function (args, util) {
if (!util.stackFrame.timer) {
// First time: save data for future use.
util.stackFrame.timer = new Timer();
util.stackFrame.timer.start();
util.stackFrame.duration = Cast.toNumber(args.SECS);
util.stackFrame.startX = util.target.x;
util.stackFrame.startY = util.target.y;
util.stackFrame.endX = Cast.toNumber(args.X);
util.stackFrame.endY = Cast.toNumber(args.Y);
if (util.stackFrame.duration <= 0) {
// Duration too short to glide.
util.target.setXY(util.stackFrame.endX, util.stackFrame.endY);
return;
}
util.yieldFrame();
} else {
var timeElapsed = util.stackFrame.timer.timeElapsed();
if (timeElapsed < util.stackFrame.duration * 1000) {
// In progress: move to intermediate position.
var frac = timeElapsed / (util.stackFrame.duration * 1000);
var dx = frac * (util.stackFrame.endX - util.stackFrame.startX);
var dy = frac * (util.stackFrame.endY - util.stackFrame.startY);
util.target.setXY(
util.stackFrame.startX + dx,
util.stackFrame.startY + dy
);
util.yieldFrame();
} else {
// Finished: move to final position.
util.target.setXY(util.stackFrame.endX, util.stackFrame.endY);
}
}
};
Scratch3MotionBlocks.prototype.changeX = function (args, util) {
util.target.setXY(util.target.x + args.DX, util.target.y);
var dx = Cast.toNumber(args.DX);
util.target.setXY(util.target.x + dx, util.target.y);
};
Scratch3MotionBlocks.prototype.setX = function (args, util) {
util.target.setXY(args.X, util.target.y);
var x = Cast.toNumber(args.X);
util.target.setXY(x, util.target.y);
};
Scratch3MotionBlocks.prototype.changeY = function (args, util) {
util.target.setXY(util.target.x, util.target.y + args.DY);
var dy = Cast.toNumber(args.DY);
util.target.setXY(util.target.x, util.target.y + dy);
};
Scratch3MotionBlocks.prototype.setY = function (args, util) {
util.target.setXY(util.target.x, args.Y);
var y = Cast.toNumber(args.Y);
util.target.setXY(util.target.x, y);
};
Scratch3MotionBlocks.prototype.getX = function (args, util) {
src/blocks/scratch3_operators.js
+7 -23
View File
@@ -14,11 +14,6 @@ function Scratch3OperatorsBlocks(runtime) {
*/
Scratch3OperatorsBlocks.prototype.getPrimitives = function() {
return {
'math_number': this.number,
'math_positive_number': this.number,
'math_whole_number': this.number,
'math_angle': this.number,
'text': this.text,
'operator_add': this.add,
'operator_subtract': this.subtract,
'operator_multiply': this.multiply,
@@ -35,19 +30,10 @@ Scratch3OperatorsBlocks.prototype.getPrimitives = function() {
'operator_length': this.length,
'operator_mod': this.mod,
'operator_round': this.round,
'operator_mathop_menu': this.mathopMenu,
'operator_mathop': this.mathop
};
};
Scratch3OperatorsBlocks.prototype.number = function (args) {
return Cast.toNumber(args.NUM);
};
Scratch3OperatorsBlocks.prototype.text = function (args) {
return Cast.toString(args.TEXT);
};
Scratch3OperatorsBlocks.prototype.add = function (args) {
return Cast.toNumber(args.NUM1) + Cast.toNumber(args.NUM2);
};
@@ -77,20 +63,22 @@ Scratch3OperatorsBlocks.prototype.gt = function (args) {
};
Scratch3OperatorsBlocks.prototype.and = function (args) {
return Cast.toBoolean(args.OPERAND1 && args.OPERAND2);
return Cast.toBoolean(args.OPERAND1) && Cast.toBoolean(args.OPERAND2);
};
Scratch3OperatorsBlocks.prototype.or = function (args) {
return Cast.toBoolean(args.OPERAND1 || args.OPERAND2);
return Cast.toBoolean(args.OPERAND1) || Cast.toBoolean(args.OPERAND2);
};
Scratch3OperatorsBlocks.prototype.not = function (args) {
return Cast.toBoolean(!args.OPERAND);
return !Cast.toBoolean(args.OPERAND);
};
Scratch3OperatorsBlocks.prototype.random = function (args) {
var low = args.FROM <= args.TO ? args.FROM : args.TO;
var high = args.FROM <= args.TO ? args.TO : args.FROM;
var nFrom = Cast.toNumber(args.FROM);
var nTo = Cast.toNumber(args.TO);
var low = nFrom <= nTo ? nFrom : nTo;
var high = nFrom <= nTo ? nTo : nFrom;
if (low == high) return low;
// If both low and high are ints, truncate the result to an int.
var lowInt = low == parseInt(low);
@@ -132,10 +120,6 @@ Scratch3OperatorsBlocks.prototype.round = function (args) {
return Math.round(Cast.toNumber(args.NUM));
};
Scratch3OperatorsBlocks.prototype.mathopMenu = function (args) {
return args.OPERATOR;
};
Scratch3OperatorsBlocks.prototype.mathop = function (args) {
var operator = Cast.toString(args.OPERATOR).toLowerCase();
var n = Cast.toNumber(args.NUM);
src/blocks/scratch3_sensing.js
+20 -13
View File
@@ -1,3 +1,5 @@
var Cast = require('../util/cast');
function Scratch3SensingBlocks(runtime) {
/**
* The runtime instantiating this block package.
@@ -12,18 +14,29 @@ function Scratch3SensingBlocks(runtime) {
*/
Scratch3SensingBlocks.prototype.getPrimitives = function() {
return {
'sensing_touchingcolor': this.touchingColor,
'sensing_coloristouchingcolor': this.colorTouchingColor,
'sensing_timer': this.getTimer,
'sensing_resettimer': this.resetTimer,
'sensing_mousex': this.getMouseX,
'sensing_mousey': this.getMouseY,
'sensing_mousedown': this.getMouseDown,
'sensing_keyoptions': this.keyOptions,
'sensing_keypressed': this.getKeyPressed,
'sensing_current': this.current,
'sensing_currentmenu': this.currentMenu
'sensing_current': this.current
};
};
Scratch3SensingBlocks.prototype.touchingColor = function (args, util) {
var color = Cast.toRgbColorList(args.COLOR);
return util.target.isTouchingColor(color);
};
Scratch3SensingBlocks.prototype.colorTouchingColor = function (args, util) {
var maskColor = Cast.toRgbColorList(args.COLOR);
var targetColor = Cast.toRgbColorList(args.COLOR2);
return util.target.colorIsTouchingColor(targetColor, maskColor);
};
Scratch3SensingBlocks.prototype.getTimer = function (args, util) {
return util.ioQuery('clock', 'projectTimer');
};
@@ -45,8 +58,9 @@ Scratch3SensingBlocks.prototype.getMouseDown = function (args, util) {
};
Scratch3SensingBlocks.prototype.current = function (args) {
var menuOption = Cast.toString(args.CURRENTMENU).toLowerCase();
var date = new Date();
switch (args.CURRENTMENU) {
switch (menuOption) {
case 'year': return date.getFullYear();
case 'month': return date.getMonth() + 1; // getMonth is zero-based
case 'date': return date.getDate();
@@ -55,18 +69,11 @@ Scratch3SensingBlocks.prototype.current = function (args) {
case 'minute': return date.getMinutes();
case 'second': return date.getSeconds();
}
};
Scratch3SensingBlocks.prototype.currentMenu = function (args) {
return args.CURRENTMENU.toLowerCase();
};
Scratch3SensingBlocks.prototype.keyOptions = function (args) {
return args.KEY_OPTION.toLowerCase();
return 0;
};
Scratch3SensingBlocks.prototype.getKeyPressed = function (args, util) {
return util.ioQuery('keyboard', 'getKeyIsDown', args.KEY_OPTIONS);
return util.ioQuery('keyboard', 'getKeyIsDown', args.KEY_OPTION);
};
module.exports = Scratch3SensingBlocks;
src/engine/adapter.js
+7 -5
View File
@@ -31,7 +31,7 @@ function domToBlocks (blocksDOM) {
}
var tagName = block.name.toLowerCase();
if (tagName == 'block' || tagName == 'shadow') {
domToBlock(block, blocks, true);
domToBlock(block, blocks, true, null);
}
}
// Flatten blocks object into a list.
@@ -48,8 +48,9 @@ function domToBlocks (blocksDOM) {
* @param {Element} blockDOM DOM tree for an individual block.
* @param {Object} blocks Collection of blocks to add to.
* @param {Boolean} isTopBlock Whether blocks at this level are "top blocks."
* @param {?string} parent Parent block ID.
*/
function domToBlock (blockDOM, blocks, isTopBlock) {
function domToBlock (blockDOM, blocks, isTopBlock, parent) {
// Block skeleton.
var block = {
id: blockDOM.attribs.id, // Block ID
@@ -58,6 +59,7 @@ function domToBlock (blockDOM, blocks, isTopBlock) {
fields: {}, // Fields on this block and their values.
next: null, // Next block in the stack, if one exists.
topLevel: isTopBlock, // If this block starts a stack.
parent: parent, // Parent block ID, if available.
shadow: blockDOM.name == 'shadow', // If this represents a shadow/slot.
x: blockDOM.attribs.x, // X position of script, if top-level.
y: blockDOM.attribs.y // Y position of script, if top-level.
@@ -113,10 +115,10 @@ function domToBlock (blockDOM, blocks, isTopBlock) {
case 'value':
case 'statement':
// Recursively generate block structure for input block.
domToBlock(childBlockNode, blocks, false);
domToBlock(childBlockNode, blocks, false, block.id);
if (childShadowNode && childBlockNode != childShadowNode) {
// Also generate the shadow block.
domToBlock(childShadowNode, blocks, false);
domToBlock(childShadowNode, blocks, false, block.id);
}
// Link this block's input to the child block.
var inputName = xmlChild.attribs.name;
@@ -132,7 +134,7 @@ function domToBlock (blockDOM, blocks, isTopBlock) {
continue;
}
// Recursively generate block structure for next block.
domToBlock(childBlockNode, blocks, false);
domToBlock(childBlockNode, blocks, false, block.id);
// Link next block to this block.
block.next = childBlockNode.attribs.id;
break;
src/engine/blocks.js
+31 -4
View File
@@ -1,4 +1,5 @@
var adapter = require('./adapter');
var xmlEscape = require('../util/xml-escape');
/**
* @fileoverview
@@ -115,6 +116,20 @@ Blocks.prototype.getInputs = function (id) {
return inputs;
};
/**
* Get the top-level script for a given block.
* @param {?string} id ID of block to query.
* @return {?string} ID of top-level script block.
*/
Blocks.prototype.getTopLevelScript = function (id) {
if (typeof this._blocks[id] === 'undefined') return null;
var block = this._blocks[id];
while (block.parent !== null) {
block = this._blocks[block.parent];
}
return block.id;
};
// ---------------------------------------------------------------------
/**
@@ -237,6 +252,7 @@ Blocks.prototype.moveBlock = function (e) {
// This block was connected to the old parent's next connection.
oldParent.next = null;
}
this._blocks[e.id].parent = null;
}
// Has the block become a top-level block?
@@ -249,13 +265,20 @@ Blocks.prototype.moveBlock = function (e) {
if (e.newInput !== undefined) {
// Moved to the new parent's input.
// Don't obscure the shadow block.
var newInput = this._blocks[e.newParent].inputs[e.newInput];
newInput.name = e.newInput;
newInput.block = e.id;
var oldShadow = null;
if (this._blocks[e.newParent].inputs.hasOwnProperty(e.newInput)) {
oldShadow = this._blocks[e.newParent].inputs[e.newInput].shadow;
}
this._blocks[e.newParent].inputs[e.newInput] = {
name: e.newInput,
block: e.id,
shadow: oldShadow
};
} else {
// Moved to the new parent's next connection.
this._blocks[e.newParent].next = e.id;
}
this._blocks[e.id].parent = e.newParent;
}
};
@@ -347,8 +370,12 @@ Blocks.prototype.blockToXML = function (blockId) {
// Add any fields on this block.
for (var field in block.fields) {
var blockField = block.fields[field];
var value = blockField.value;
if (typeof value === 'string') {
value = xmlEscape(blockField.value);
}
xmlString += '<field name="' + blockField.name + '">' +
blockField.value + '</field>';
value + '</field>';
}
// Add blocks connected to the next connection.
if (block.next) {
src/engine/execute.js
+69 -49
View File
@@ -22,39 +22,91 @@ var execute = function (sequencer, thread) {
var currentBlockId = thread.peekStack();
var currentStackFrame = thread.peekStackFrame();
// Query info about the block.
var opcode = target.blocks.getOpcode(currentBlockId);
var blockFunction = runtime.getOpcodeFunction(opcode);
var isHat = runtime.getIsHat(opcode);
var fields = target.blocks.getFields(currentBlockId);
var inputs = target.blocks.getInputs(currentBlockId);
if (!opcode) {
console.warn('Could not get opcode for block: ' + currentBlockId);
return;
}
var blockFunction = runtime.getOpcodeFunction(opcode);
var isHat = runtime.getIsHat(opcode);
/**
* Handle any reported value from the primitive, either directly returned
* or after a promise resolves.
* @param {*} resolvedValue Value eventually returned from the primitive.
*/
var handleReport = function (resolvedValue) {
thread.pushReportedValue(resolvedValue);
if (isHat) {
// Hat predicate was evaluated.
if (runtime.getIsEdgeActivatedHat(opcode)) {
// If this is an edge-activated hat, only proceed if
// the value is true and used to be false.
var oldEdgeValue = runtime.updateEdgeActivatedValue(
currentBlockId,
resolvedValue
);
var edgeWasActivated = !oldEdgeValue && resolvedValue;
if (!edgeWasActivated) {
sequencer.retireThread(thread);
}
} else {
// Not an edge-activated hat: retire the thread
// if predicate was false.
if (!resolvedValue) {
sequencer.retireThread(thread);
}
}
} else {
// In a non-hat, report the value visually if necessary if
// at the top of the thread stack.
if (typeof resolvedValue !== 'undefined' && thread.atStackTop()) {
runtime.visualReport(currentBlockId, resolvedValue);
}
// Finished any yields.
thread.setStatus(Thread.STATUS_RUNNING);
}
};
// Hats are implemented slightly differently from regular blocks.
// If they have an associated block function, it's treated as a predicate;
// if not, execution will proceed right through it (as a no-op).
// Hats and single-field shadows are implemented slightly differently
// from regular blocks.
// For hats: if they have an associated block function,
// it's treated as a predicate; if not, execution will proceed as a no-op.
// For single-field shadows: If the block has a single field, and no inputs,
// immediately return the value of the field.
if (!blockFunction) {
if (!isHat) {
console.warn('Could not get implementation for opcode: ' + opcode);
if (isHat) {
// Skip through the block (hat with no predicate).
return;
} else {
if (Object.keys(fields).length == 1 &&
Object.keys(inputs).length == 0) {
// One field and no inputs - treat as arg.
for (var fieldKey in fields) { // One iteration.
handleReport(fields[fieldKey].value);
}
} else {
console.warn('Could not get implementation for opcode: ' +
opcode);
}
thread.requestScriptGlowInFrame = true;
return;
}
// Skip through the block.
// (either hat with no predicate, or missing op).
return;
}
// Generate values for arguments (inputs).
var argValues = {};
// Add all fields on this block to the argValues.
var fields = target.blocks.getFields(currentBlockId);
for (var fieldName in fields) {
argValues[fieldName] = fields[fieldName].value;
}
// Recursively evaluate input blocks.
var inputs = target.blocks.getInputs(currentBlockId);
for (var inputName in inputs) {
var input = inputs[inputName];
var inputBlockId = input.block;
@@ -110,43 +162,11 @@ var execute = function (sequencer, thread) {
}
});
/**
* Handle any reported value from the primitive, either directly returned
* or after a promise resolves.
* @param {*} resolvedValue Value eventually returned from the primitive.
*/
var handleReport = function (resolvedValue) {
thread.pushReportedValue(resolvedValue);
if (isHat) {
// Hat predicate was evaluated.
if (runtime.getIsEdgeActivatedHat(opcode)) {
// If this is an edge-activated hat, only proceed if
// the value is true and used to be false.
var oldEdgeValue = runtime.updateEdgeActivatedValue(
currentBlockId,
resolvedValue
);
var edgeWasActivated = !oldEdgeValue && resolvedValue;
if (!edgeWasActivated) {
sequencer.retireThread(thread);
}
} else {
// Not an edge-activated hat: retire the thread
// if predicate was false.
if (!resolvedValue) {
sequencer.retireThread(thread);
}
}
} else {
// In a non-hat, report the value visually if necessary if
// at the top of the thread stack.
if (typeof resolvedValue !== 'undefined' && thread.atStackTop()) {
runtime.visualReport(currentBlockId, resolvedValue);
}
// Finished any yields.
thread.setStatus(Thread.STATUS_RUNNING);
}
};
if (typeof primitiveReportedValue === 'undefined') {
// No value reported - potentially a command block.
// Edge-activated hats don't request a glow; all commands do.
thread.requestScriptGlowInFrame = true;
}
// If it's a promise, wait until promise resolves.
if (isPromise(primitiveReportedValue)) {
src/engine/runtime.js
+69 -16
View File
@@ -56,30 +56,33 @@ function Runtime () {
this.ioDevices = {
'clock': new Clock(),
'keyboard': new Keyboard(this),
'mouse': new Mouse()
'mouse': new Mouse(this)
};
this._scriptGlowsPreviousFrame = [];
this._editingTarget = null;
}
/**
* Event name for glowing a stack
* Event name for glowing a script.
* @const {string}
*/
Runtime.STACK_GLOW_ON = 'STACK_GLOW_ON';
Runtime.SCRIPT_GLOW_ON = 'STACK_GLOW_ON';
/**
* Event name for unglowing a stack
* Event name for unglowing a script.
* @const {string}
*/
Runtime.STACK_GLOW_OFF = 'STACK_GLOW_OFF';
Runtime.SCRIPT_GLOW_OFF = 'STACK_GLOW_OFF';
/**
* Event name for glowing a block
* Event name for glowing a block.
* @const {string}
*/
Runtime.BLOCK_GLOW_ON = 'BLOCK_GLOW_ON';
/**
* Event name for unglowing a block
* Event name for unglowing a block.
* @const {string}
*/
Runtime.BLOCK_GLOW_OFF = 'BLOCK_GLOW_OFF';
@@ -197,7 +200,6 @@ Runtime.prototype.clearEdgeActivatedValues = function () {
*/
Runtime.prototype._pushThread = function (id) {
var thread = new Thread(id);
this.glowScript(id, true);
thread.pushStack(id);
this.threads.push(thread);
return thread;
@@ -210,7 +212,6 @@ Runtime.prototype._pushThread = function (id) {
Runtime.prototype._removeThread = function (thread) {
var i = this.threads.indexOf(thread);
if (i > -1) {
this.glowScript(thread.topBlock, false);
this.threads.splice(i, 1);
}
};
@@ -342,11 +343,6 @@ Runtime.prototype.stopAll = function () {
var threadsCopy = this.threads.slice();
while (threadsCopy.length > 0) {
var poppedThread = threadsCopy.pop();
// Unglow any blocks on this thread's stack.
for (var i = 0; i < poppedThread.stack.length; i++) {
this.glowBlock(poppedThread.stack[i], false);
}
// Actually remove the thread.
this._removeThread(poppedThread);
}
};
@@ -364,11 +360,55 @@ Runtime.prototype._step = function () {
}
}
var inactiveThreads = this.sequencer.stepThreads(this.threads);
this._updateScriptGlows();
for (var i = 0; i < inactiveThreads.length; i++) {
this._removeThread(inactiveThreads[i]);
}
};
Runtime.prototype.setEditingTarget = function (editingTarget) {
this._scriptGlowsPreviousFrame = [];
this._editingTarget = editingTarget;
this._updateScriptGlows();
};
Runtime.prototype._updateScriptGlows = function () {
// Set of scripts that request a glow this frame.
var requestedGlowsThisFrame = [];
// Final set of scripts glowing during this frame.
var finalScriptGlows = [];
// Find all scripts that should be glowing.
for (var i = 0; i < this.threads.length; i++) {
var thread = this.threads[i];
var target = this.targetForThread(thread);
if (thread.requestScriptGlowInFrame && target == this._editingTarget) {
var blockForThread = thread.peekStack() || thread.topBlock;
var script = target.blocks.getTopLevelScript(blockForThread);
requestedGlowsThisFrame.push(script);
}
}
// Compare to previous frame.
for (var j = 0; j < this._scriptGlowsPreviousFrame.length; j++) {
var previousFrameGlow = this._scriptGlowsPreviousFrame[j];
if (requestedGlowsThisFrame.indexOf(previousFrameGlow) < 0) {
// Glow turned off.
this.glowScript(previousFrameGlow, false);
} else {
// Still glowing.
finalScriptGlows.push(previousFrameGlow);
}
}
for (var k = 0; k < requestedGlowsThisFrame.length; k++) {
var currentFrameGlow = requestedGlowsThisFrame[k];
if (this._scriptGlowsPreviousFrame.indexOf(currentFrameGlow) < 0) {
// Glow turned on.
this.glowScript(currentFrameGlow, true);
finalScriptGlows.push(currentFrameGlow);
}
}
this._scriptGlowsPreviousFrame = finalScriptGlows;
};
/**
* Emit feedback for block glowing (used in the sequencer).
* @param {?string} blockId ID for the block to update glow
@@ -389,9 +429,9 @@ Runtime.prototype.glowBlock = function (blockId, isGlowing) {
*/
Runtime.prototype.glowScript = function (topBlockId, isGlowing) {
if (isGlowing) {
this.emit(Runtime.STACK_GLOW_ON, topBlockId);
this.emit(Runtime.SCRIPT_GLOW_ON, topBlockId);
} else {
this.emit(Runtime.STACK_GLOW_OFF, topBlockId);
this.emit(Runtime.SCRIPT_GLOW_OFF, topBlockId);
}
};
@@ -435,6 +475,19 @@ Runtime.prototype.getTargetById = function (targetId) {
}
};
/**
* Get a target representing the Scratch stage, if one exists.
* @return {?Target} The target, if found.
*/
Runtime.prototype.getTargetForStage = function () {
for (var i = 0; i < this.targets.length; i++) {
var target = this.targets[i];
if (target.isStage) {
return target;
}
}
};
/**
* Handle an animation frame from the main thread.
*/
src/engine/thread.js
+6
View File
@@ -28,6 +28,12 @@ function Thread (firstBlock) {
* @type {number}
*/
this.status = 0; /* Thread.STATUS_RUNNING */
/**
* Whether the thread requests its script to glow during this frame.
* @type {boolean}
*/
this.requestScriptGlowInFrame = false;
}
/**
src/import/sb2import.js
+15 -5
View File
@@ -20,7 +20,8 @@ var specMap = require('./sb2specmap');
function sb2import (json, runtime) {
parseScratchObject(
JSON.parse(json),
runtime
runtime,
true
);
}
@@ -28,8 +29,9 @@ function sb2import (json, runtime) {
* Parse a single "Scratch object" and create all its in-memory VM objects.
* @param {!Object} object From-JSON "Scratch object:" sprite, stage, watcher.
* @param {!Runtime} runtime Runtime object to load all structures into.
* @param {boolean} topLevel Whether this is the top-level object (stage).
*/
function parseScratchObject (object, runtime) {
function parseScratchObject (object, runtime, topLevel) {
if (!object.hasOwnProperty('objName')) {
// Watcher/monitor - skip this object until those are implemented in VM.
// @todo
@@ -49,7 +51,8 @@ function parseScratchObject (object, runtime) {
var costume = object.costumes[i];
// @todo: Make sure all the relevant metadata is being pulled out.
sprite.costumes.push({
skin: costume.baseLayerMD5,
skin: 'https://cdn.assets.scratch.mit.edu/internalapi/asset/'
+ costume.baseLayerMD5 + '/get/',
name: costume.costumeName,
bitmapResolution: costume.bitmapResolution,
rotationCenterX: costume.rotationCenterX,
@@ -84,10 +87,11 @@ function parseScratchObject (object, runtime) {
if (object.currentCostumeIndex) {
target.currentCostume = object.currentCostumeIndex;
}
target.isStage = topLevel;
// The stage will have child objects; recursively process them.
if (object.children) {
for (var j = 0; j < object.children.length; j++) {
parseScratchObject(object.children[j], runtime);
parseScratchObject(object.children[j], runtime, false);
}
}
}
@@ -112,6 +116,7 @@ function parseScripts (scripts, blocks) {
parsedBlockList[0].x = scriptX * 1.1;
parsedBlockList[0].y = scriptY * 1.1;
parsedBlockList[0].topLevel = true;
parsedBlockList[0].parent = null;
}
// Flatten children and create add the blocks.
var convertedBlocks = flatten(parsedBlockList);
@@ -136,6 +141,7 @@ function parseBlockList (blockList) {
var block = blockList[i];
var parsedBlock = parseBlock(block);
if (previousBlock) {
parsedBlock.parent = previousBlock.id;
previousBlock.next = parsedBlock.id;
}
previousBlock = parsedBlock;
@@ -214,6 +220,9 @@ function parseBlock (sb2block) {
// Single block occupies the input.
innerBlocks = [parseBlock(providedArg)];
}
for (var j = 0; j < innerBlocks.length; j++) {
innerBlocks[j].parent = activeBlock.id;
}
// Obscures any shadow.
shadowObscured = true;
activeBlock.inputs[expectedArg.inputName].block = (
@@ -250,7 +259,7 @@ function parseBlock (sb2block) {
}
} else if (expectedArg.inputOp == 'colour_picker') {
// Convert SB2 color to hex.
fieldValue = Color.scratchColorToHex(providedArg);
fieldValue = Color.decimalToHex(providedArg);
fieldName = 'COLOUR';
if (shadowObscured) {
fieldValue = '#990000';
@@ -268,6 +277,7 @@ function parseBlock (sb2block) {
fields: fields,
next: null,
topLevel: false,
parent: activeBlock.id,
shadow: true
});
activeBlock.inputs[expectedArg.inputName].shadow = inputUid;
src/index.js
+72 -110
View File
@@ -4,13 +4,8 @@ var util = require('util');
var Runtime = require('./engine/runtime');
var sb2import = require('./import/sb2import');
var AudioWorker = require('../audioWorker');
/**
* Whether the environment is a WebWorker.
* @const{boolean}
*/
var ENV_WORKER = typeof importScripts === 'function';
var Sprite = require('./sprites/sprite');
var Blocks = require('./engine/blocks');
/**
* Handles connections between blocks, stage, and extensions.
@@ -33,11 +28,11 @@ function VirtualMachine () {
*/
instance.editingTarget = null;
// Runtime emits are passed along as VM emits.
instance.runtime.on(Runtime.STACK_GLOW_ON, function (id) {
instance.emit(Runtime.STACK_GLOW_ON, {id: id});
instance.runtime.on(Runtime.SCRIPT_GLOW_ON, function (id) {
instance.emit(Runtime.SCRIPT_GLOW_ON, {id: id});
});
instance.runtime.on(Runtime.STACK_GLOW_OFF, function (id) {
instance.emit(Runtime.STACK_GLOW_OFF, {id: id});
instance.runtime.on(Runtime.SCRIPT_GLOW_OFF, function (id) {
instance.emit(Runtime.SCRIPT_GLOW_OFF, {id: id});
});
instance.runtime.on(Runtime.BLOCK_GLOW_ON, function (id) {
instance.emit(Runtime.BLOCK_GLOW_ON, {id: id});
@@ -48,6 +43,8 @@ function VirtualMachine () {
instance.runtime.on(Runtime.VISUAL_REPORT, function (id, value) {
instance.emit(Runtime.VISUAL_REPORT, {id: id, value: value});
});
this.blockListener = this.blockListener.bind(this);
}
/**
@@ -106,7 +103,7 @@ VirtualMachine.prototype.postIOData = function (device, data) {
/**
* Load a project from a Scratch 2.0 JSON representation.
* @param {string} json JSON string representing the project.
* @param {?string} json JSON string representing the project.
*/
VirtualMachine.prototype.loadProject = function (json) {
// @todo: Handle other formats, e.g., Scratch 1.4, Scratch 3.0.
@@ -116,6 +113,68 @@ VirtualMachine.prototype.loadProject = function (json) {
// Update the VM user's knowledge of targets and blocks on the workspace.
this.emitTargetsUpdate();
this.emitWorkspaceUpdate();
this.runtime.setEditingTarget(this.editingTarget);
};
/**
* Temporary way to make an empty project, in case the desired project
* cannot be loaded from the online server.
*/
VirtualMachine.prototype.createEmptyProject = function () {
// Stage.
var blocks2 = new Blocks();
var stage = new Sprite(blocks2);
stage.name = 'Stage';
stage.costumes.push({
skin: '/assets/stage.png',
name: 'backdrop1',
bitmapResolution: 1,
rotationCenterX: 240,
rotationCenterY: 180
});
var target2 = stage.createClone();
this.runtime.targets.push(target2);
target2.x = 0;
target2.y = 0;
target2.direction = 90;
target2.size = 200;
target2.visible = true;
target2.isStage = true;
// Sprite1 (cat).
var blocks1 = new Blocks();
var sprite = new Sprite(blocks1);
sprite.name = 'Sprite1';
sprite.costumes.push({
skin: '/assets/scratch_cat.svg',
name: 'costume1',
bitmapResolution: 1,
rotationCenterX: 47,
rotationCenterY: 55
});
var target1 = sprite.createClone();
this.runtime.targets.push(target1);
target1.x = 0;
target1.y = 0;
target1.direction = 90;
target1.size = 100;
target1.visible = true;
this.editingTarget = this.runtime.targets[0];
this.emitTargetsUpdate();
this.emitWorkspaceUpdate();
};
/**
* Handle a Blockly event for the current editing target.
* @param {!Blockly.Event} e Any Blockly event.
*/
VirtualMachine.prototype.blockListener = function (e) {
if (this.editingTarget) {
this.editingTarget.blocks.blocklyListen(
e,
false,
this.runtime
);
}
};
/**
@@ -137,6 +196,7 @@ VirtualMachine.prototype.setEditingTarget = function (targetId) {
// Emit appropriate UI updates.
this.emitTargetsUpdate();
this.emitWorkspaceUpdate();
this.runtime.setEditingTarget(target);
}
};
@@ -166,104 +226,6 @@ VirtualMachine.prototype.emitWorkspaceUpdate = function () {
});
};
/*
* Worker handlers: for all public methods available above,
* we must also provide a message handler in case the VM is run
* from a worker environment.
*/
if (ENV_WORKER) {
self.importScripts(
'./node_modules/scratch-render/render-worker.js'
);
self.renderer = new self.RenderWebGLWorker();
self.audioWorker = new AudioWorker();
self.vmInstance = new VirtualMachine();
self.onmessage = function (e) {
var messageData = e.data;
switch (messageData.method) {
case 'start':
self.vmInstance.runtime.start();
break;
case 'greenFlag':
self.vmInstance.runtime.greenFlag();
break;
case 'stopAll':
self.vmInstance.runtime.stopAll();
break;
case 'blockListener':
if (self.vmInstance.editingTarget) {
self.vmInstance.editingTarget.blocks.blocklyListen(
messageData.args,
false,
self.vmInstance.runtime
);
}
break;
case 'flyoutBlockListener':
if (self.vmInstance.editingTarget) {
self.vmInstance.editingTarget.blocks.blocklyListen(
messageData.args,
true,
self.vmInstance.runtime
);
}
break;
case 'getPlaygroundData':
self.postMessage({
method: 'playgroundData',
blocks: self.vmInstance.editingTarget.blocks,
threads: self.vmInstance.runtime.threads
});
break;
case 'animationFrame':
self.vmInstance.animationFrame();
break;
case 'postIOData':
self.vmInstance.postIOData(messageData.device, messageData.data);
break;
case 'setEditingTarget':
self.vmInstance.setEditingTarget(messageData.targetId);
break;
case 'loadProject':
self.vmInstance.loadProject(messageData.json);
break;
default:
if (e.data.id == 'RendererConnected') {
//initRenderWorker();
}
self.renderer.onmessage(e);
break;
}
};
// Bind runtime's emitted events to postmessages.
self.vmInstance.runtime.on(Runtime.STACK_GLOW_ON, function (id) {
self.postMessage({method: Runtime.STACK_GLOW_ON, id: id});
});
self.vmInstance.runtime.on(Runtime.STACK_GLOW_OFF, function (id) {
self.postMessage({method: Runtime.STACK_GLOW_OFF, id: id});
});
self.vmInstance.runtime.on(Runtime.BLOCK_GLOW_ON, function (id) {
self.postMessage({method: Runtime.BLOCK_GLOW_ON, id: id});
});
self.vmInstance.runtime.on(Runtime.BLOCK_GLOW_OFF, function (id) {
self.postMessage({method: Runtime.BLOCK_GLOW_OFF, id: id});
});
self.vmInstance.runtime.on(Runtime.VISUAL_REPORT, function (id, value) {
self.postMessage({method: Runtime.VISUAL_REPORT, id: id, value: value});
});
self.vmInstance.on('workspaceUpdate', function(data) {
self.postMessage({method: 'workspaceUpdate',
xml: data.xml
});
});
self.vmInstance.on('targetsUpdate', function(data) {
self.postMessage({method: 'targetsUpdate',
targetList: data.targetList,
editingTarget: data.editingTarget
});
});
}
/**
* Export and bind to `window`
*/
src/io/keyboard.js
+11 -14
View File
@@ -44,10 +44,10 @@ Keyboard.prototype._keyCodeToScratchKey = function (keyCode) {
}
switch (keyCode) {
case 32: return 'space';
case 37: return 'leftarrow';
case 38: return 'uparrow';
case 39: return 'rightarrow';
case 40: return 'downarrow';
case 37: return 'left arrow';
case 38: return 'up arrow';
case 39: return 'right arrow';
case 40: return 'down arrow';
}
return null;
};
@@ -59,17 +59,14 @@ Keyboard.prototype.postData = function (data) {
// If not already present, add to the list.
if (index < 0) {
this._keysPressed.push(data.keyCode);
this.runtime.startHats('event_whenkeypressed',
{
'KEY_OPTION': this._keyCodeToScratchKey(data.keyCode)
.toUpperCase()
});
this.runtime.startHats('event_whenkeypressed',
{
'KEY_OPTION': 'ANY'
});
}
// Always trigger hats, even if it was already pressed.
this.runtime.startHats('event_whenkeypressed', {
'KEY_OPTION': this._keyCodeToScratchKey(data.keyCode)
});
this.runtime.startHats('event_whenkeypressed', {
'KEY_OPTION': 'any'
});
} else if (index > -1) {
// If already present, remove from the list.
this._keysPressed.splice(index, 1);
src/io/mouse.js
+30 -3
View File
@@ -1,20 +1,47 @@
var MathUtil = require('../util/math-util');
function Mouse () {
function Mouse (runtime) {
this._x = 0;
this._y = 0;
this._isDown = false;
/**
* Reference to the owning Runtime.
* Can be used, for example, to activate hats.
* @type{!Runtime}
*/
this.runtime = runtime;
}
Mouse.prototype.postData = function(data) {
if (data.x) {
this._x = data.x;
this._x = data.x - data.canvasWidth / 2;
}
if (data.y) {
this._y = data.y;
this._y = data.y - data.canvasHeight / 2;
}
if (typeof data.isDown !== 'undefined') {
this._isDown = data.isDown;
if (this._isDown) {
this._activateClickHats(data.x, data.y);
}
}
};
Mouse.prototype._activateClickHats = function (x, y) {
if (self.renderer) {
var pickPromise = self.renderer.pick(x, y);
var instance = this;
pickPromise.then(function(drawableID) {
for (var i = 0; i < instance.runtime.targets.length; i++) {
var target = instance.runtime.targets[i];
if (target.hasOwnProperty('drawableID') &&
target.drawableID == drawableID) {
instance.runtime.startHats('event_whenthisspriteclicked',
null, target);
return;
}
}
});
}
};
src/sprites/clone.js
+69 -1
View File
@@ -53,6 +53,12 @@ Clone.prototype.initDrawable = function () {
};
// Clone-level properties.
/**
* Whether this clone represents the Scratch stage.
* @type {boolean}
*/
Clone.prototype.isStage = false;
/**
* Scratch X coordinate. Currently should range from -240 to 240.
* @type {Number}
@@ -110,6 +116,9 @@ Clone.prototype.effects = {
* @param {!number} y New Y coordinate of clone, in Scratch coordinates.
*/
Clone.prototype.setXY = function (x, y) {
if (this.isStage) {
return;
}
this.x = x;
this.y = y;
if (this.renderer) {
@@ -124,6 +133,9 @@ Clone.prototype.setXY = function (x, y) {
* @param {!number} direction New direction of clone.
*/
Clone.prototype.setDirection = function (direction) {
if (this.isStage) {
return;
}
// Keep direction between -179 and +180.
this.direction = MathUtil.wrapClamp(direction, -179, 180);
if (this.renderer) {
@@ -139,6 +151,9 @@ Clone.prototype.setDirection = function (direction) {
* @param {?string} message Message to put in say bubble.
*/
Clone.prototype.setSay = function (type, message) {
if (this.isStage) {
return;
}
// @todo: Render to stage.
if (!type || !message) {
console.log('Clearing say bubble');
@@ -152,6 +167,9 @@ Clone.prototype.setSay = function (type, message) {
* @param {!boolean} visible True if the sprite should be shown.
*/
Clone.prototype.setVisible = function (visible) {
if (this.isStage) {
return;
}
this.visible = visible;
if (this.renderer) {
this.renderer.updateDrawableProperties(this.drawableID, {
@@ -165,6 +183,9 @@ Clone.prototype.setVisible = function (visible) {
* @param {!number} size Size of clone, from 5 to 535.
*/
Clone.prototype.setSize = function (size) {
if (this.isStage) {
return;
}
// Keep size between 5% and 535%.
this.size = MathUtil.clamp(size, 5, 535);
if (this.renderer) {
@@ -180,6 +201,7 @@ Clone.prototype.setSize = function (size) {
* @param {!number} value Numerical magnitude of effect.
*/
Clone.prototype.setEffect = function (effectName, value) {
if (!this.effects.hasOwnProperty(effectName)) return;
this.effects[effectName] = value;
if (this.renderer) {
var props = {};
@@ -205,7 +227,10 @@ Clone.prototype.clearEffects = function () {
* @param {number} index New index of costume.
*/
Clone.prototype.setCostume = function (index) {
this.currentCostume = index;
// Keep the costume index within possible values.
this.currentCostume = MathUtil.wrapClamp(
index, 0, this.sprite.costumes.length - 1
);
if (this.renderer) {
this.renderer.updateDrawableProperties(this.drawableID, {
skin: this.sprite.costumes[this.currentCostume].skin
@@ -213,6 +238,20 @@ Clone.prototype.setCostume = function (index) {
}
};
/**
* Get a costume index of this clone, by name of the costume.
* @param {?string} costumeName Name of a costume.
* @return {number} Index of the named costume, or -1 if not present.
*/
Clone.prototype.getCostumeIndexByName = function (costumeName) {
for (var i = 0; i < this.sprite.costumes.length; i++) {
if (this.sprite.costumes[i].name == costumeName) {
return i;
}
}
return -1;
};
/**
* Update all drawable properties for this clone.
* Use when a batch has changed, e.g., when the drawable is first created.
@@ -252,4 +291,33 @@ Clone.prototype.playNoteForBeats = function (note,beats) {
this.audioWorker.playNoteForBeats(note, beats);
}
/**
* Return whether the clone is touching a color.
* @param {Array.<number>} rgb [r,g,b], values between 0-255.
* @return {Promise.<Boolean>} True iff the clone is touching the color.
*/
Clone.prototype.isTouchingColor = function (rgb) {
if (this.renderer) {
return this.renderer.isTouchingColor(this.drawableID, rgb);
}
return false;
};
/**
* Return whether the clone's color is touching a color.
* @param {Object} targetRgb {Array.<number>} [r,g,b], values between 0-255.
* @param {Object} maskRgb {Array.<number>} [r,g,b], values between 0-255.
* @return {Promise.<Boolean>} True iff the clone's color is touching the color.
*/
Clone.prototype.colorIsTouchingColor = function (targetRgb, maskRgb) {
if (this.renderer) {
return this.renderer.isTouchingColor(
this.drawableID,
targetRgb,
maskRgb
);
}
return false;
};
module.exports = Clone;
src/util/cast.js
+17
View File
@@ -1,3 +1,5 @@
var Color = require('../util/color');
function Cast () {}
/**
@@ -63,6 +65,21 @@ Cast.toString = function (value) {
return String(value);
};
/**
* Cast any Scratch argument to an RGB color object to be used for the renderer.
* @param {*} value Value to convert to RGB color object.
* @return {Array.<number>} [r,g,b], values between 0-255.
*/
Cast.toRgbColorList = function (value) {
var color;
if (typeof value == 'string' && value.substring(0, 1) == '#') {
color = Color.hexToRgb(value);
} else {
color = Color.decimalToRgb(Cast.toNumber(value));
}
return [color.r, color.g, color.b];
};
/**
* Compare two values, using Scratch cast, case-insensitive string compare, etc.
* In Scratch 2.0, this is captured by `interp.compare.`
src/util/color.js
+65 -6
View File
@@ -1,17 +1,76 @@
function Color () {}
/**
* Convert a Scratch color number to a hex string, #RRGGBB.
* @param {number} color RGB color as a decimal.
* Convert a Scratch decimal color to a hex string, #RRGGBB.
* @param {number} decimal RGB color as a decimal.
* @return {string} RGB color as #RRGGBB hex string.
*/
Color.scratchColorToHex = function (color) {
if (color < 0) {
color += 0xFFFFFF + 1;
Color.decimalToHex = function (decimal) {
if (decimal < 0) {
decimal += 0xFFFFFF + 1;
}
var hex = Number(color).toString(16);
var hex = Number(decimal).toString(16);
hex = '#' + '000000'.substr(0, 6 - hex.length) + hex;
return hex;
};
/**
* Convert a Scratch decimal color to an RGB color object.
* @param {number} decimal RGB color as decimal.
* @returns {Object} {r: R, g: G, b: B}, values between 0-255
*/
Color.decimalToRgb = function (decimal) {
var r = (decimal >> 16) & 0xFF;
var g = (decimal >> 8) & 0xFF;
var b = decimal & 0xFF;
return {r: r, g: g, b: b};
};
/**
* Convert a hex color (e.g., F00, #03F, #0033FF) to an RGB color object.
* CC-BY-SA Tim Down:
* https://stackoverflow.com/questions/5623838/rgb-to-hex-and-hex-to-rgb
* @param {!string} hex Hex representation of the color.
* @return {Object} {r: R, g: G, b: B}, 0-255, or null.
*/
Color.hexToRgb = function (hex) {
var shorthandRegex = /^#?([a-f\d])([a-f\d])([a-f\d])$/i;
hex = hex.replace(shorthandRegex, function(m, r, g, b) {
return r + r + g + g + b + b;
});
var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
return result ? {
r: parseInt(result[1], 16),
g: parseInt(result[2], 16),
b: parseInt(result[3], 16)
} : null;
};
/**
* Convert an RGB color object to a hex color.
* @param {Object} rgb {r: R, g: G, b: B}, values between 0-255.
* @return {!string} Hex representation of the color.
*/
Color.rgbToHex = function (rgb) {
return Color.decimalToHex(Color.rgbToDecimal(rgb));
};
/**
* Convert an RGB color object to a Scratch decimal color.
* @param {Object} rgb {r: R, g: G, b: B}, values between 0-255.
* @return {!number} Number representing the color.
*/
Color.rgbToDecimal = function (rgb) {
return (rgb.r << 16) + (rgb.g << 8) + rgb.b;
};
/**
* Convert a hex color (e.g., F00, #03F, #0033FF) to a decimal color number.
* @param {!string} hex Hex representation of the color.
* @return {!number} Number representing the color.
*/
Color.hexToDecimal = function (hex) {
return Color.rgbToDecimal(Color.hexToRgb(hex));
};
module.exports = Color;
src/util/timer.js
+57 -7
View File
@@ -1,20 +1,70 @@
/**
* Constructor
* @fileoverview
* A utility for accurately measuring time.
* To use:
* ---
* var timer = new Timer();
* timer.start();
* ... pass some time ...
* var timeDifference = timer.timeElapsed();
* ---
* Or, you can use the `time` and `relativeTime`
* to do some measurement yourself.
*/
function Timer () {
this.startTime = 0;
}
/**
* @constructor
*/
function Timer () {}
/**
* Used to store the start time of a timer action.
* Updated when calling `timer.start`.
*/
Timer.prototype.startTime = 0;
/**
* Return the currently known absolute time, in ms precision.
* @returns {number} ms elapsed since 1 January 1970 00:00:00 UTC.
*/
Timer.prototype.time = function () {
return Date.now();
if (Date.now) {
return Date.now();
} else {
return new Date().getTime();
}
};
/**
* Returns a time accurate relative to other times produced by this function.
* If possible, will use sub-millisecond precision.
* If not, will use millisecond precision.
* Not guaranteed to produce the same absolute values per-system.
* @returns {number} ms-scale accurate time relative to other relative times.
*/
Timer.prototype.relativeTime = function () {
if (typeof self !== 'undefined' &&
self.performance && 'now' in self.performance) {
return self.performance.now();
} else {
return this.time();
}
};
/**
* Start a timer for measuring elapsed time,
* at the most accurate precision possible.
*/
Timer.prototype.start = function () {
this.startTime = this.time();
this.startTime = this.relativeTime();
};
/**
* Check time elapsed since `timer.start` was called.
* @returns {number} Time elapsed, in ms (possibly sub-ms precision).
*/
Timer.prototype.timeElapsed = function () {
return this.time() - this.startTime;
return this.relativeTime() - this.startTime;
};
module.exports = Timer;
src/util/xml-escape.js
+21
View File
@@ -0,0 +1,21 @@
/**
* Escape a string to be safe to use in XML content.
* CC-BY-SA: hgoebl
* https://stackoverflow.com/questions/7918868/
* how-to-escape-xml-entities-in-javascript
* @param {!string} unsafe Unsafe string.
* @return {string} XML-escaped string, for use within an XML tag.
*/
var xmlEscape = function (unsafe) {
return unsafe.replace(/[<>&'"]/g, function (c) {
switch (c) {
case '<': return '&lt;';
case '>': return '&gt;';
case '&': return '&amp;';
case '\'': return '&apos;';
case '"': return '&quot;';
}
});
};
module.exports = xmlEscape;
src/worker.js
-276
View File
@@ -1,276 +0,0 @@
var EventEmitter = require('events');
var util = require('util');
// var Tone = require('tone');
function VirtualMachine () {
if (!window.Worker) {
console.error('WebWorkers not supported in this environment.' +
' Please use the non-worker version (vm.js or vm.min.js).');
return;
}
var instance = this;
EventEmitter.call(instance);
instance.vmWorker = new Worker('../vm.js');
/*
// MUSIC STUFF by ericr
// tone setup
var tone = new Tone();
Tone.Transport.start();
// var quantizeUnit = '@8n';
var quantizeUnit = '+0';
// effects
var delay = new Tone.FeedbackDelay(0.25, 0.5);
delay.wet.value = 0;
var pitchShift = new Tone.PitchShift();
var panner = new Tone.Panner();
var reverb = new Tone.Freeverb();
reverb.wet.value = 0;
Tone.Master.chain(delay, pitchShift, panner, reverb);
// synth setup for play note block
var synth = new Tone.PolySynth(6, Tone.Synth).toMaster();
// drum sounds
var drumFileNames = ['high_conga', 'small_cowbell', 'snare_drum', 'splash cymbal'];
var drumSamplers = loadSoundFiles(drumFileNames);
// sounds
var soundFileNames = ['meow','boing','this_is_a_test','who_put_the_bomp','cave','drip_drop','drum_machine','eggs','zoop'];
var soundSamplers = loadSoundFiles(soundFileNames);
// polyphonic samplers
function loadSoundFiles(filenames) {
var samplers = [];
for (var name of filenames) {
var myVoices = [];
for (var i=0; i<6; i++) {
var p = new Tone.Sampler('sounds/' + name + '.mp3').toMaster();
myVoices.push(p);
}
var polySampler = {
voices : myVoices,
currentVoice : 0,
nextVoice : function() {return this.voices[this.currentVoice++ % this.voices.length];},
stopAllVoices : function() {for (var i=0;i<this.voices.length;i++) {this.voices[i].triggerRelease()}},
};
samplers.push(polySampler);
}
return samplers;
}
// should fire once all sounds are loaded - seems to not work
Tone.Buffer.onload = function() {
console.log('loaded audio samples');
};
// scales and keys data
var scales = {
'MAJOR' : [0,2,4,5,7,9,11],
'MINOR' : [0,2,3,5,7,8,10],
'PENTATONIC': [0, 2, 4, 7, 9],
'CHROMATIC' : [0,1,2,3,4,5,6,7,8,9,10,11],
};
var currentScale = scales['MAJOR'];
var rootNote = 60;
function scaleNoteToMidiNote(scaleNote, scale, root) {
var scaleIndex = (Math.round(scaleNote) - 1) % scale.length;
if (scaleIndex < 0) {
scaleIndex += scale.length;
}
var octave = Math.floor((scaleNote - 1) / scale.length);
var midiNote = root + (octave * 12) + scale[scaleIndex];
return midiNote;
}
function midiToFreq(midiNote) {
var freq = tone.intervalToFrequencyRatio(midiNote - 60) * 261.63; // 60 is C4
return freq;
}
function clamp(input, min, max) {
return Math.min(Math.max(input, min), max);
};
function playNoteForBeats(note, beats) {
var midiNote = scaleNoteToMidiNote(note, currentScale, rootNote);
var freq = midiToFreq(midiNote);
synth.triggerAttackRelease(freq, beats, quantizeUnit);
}
*/
// onmessage calls are converted into emitted events.
instance.vmWorker.onmessage = function (e) {
/*
switch (e.data.method) {
case 'playsound':
soundSamplers[e.data.soundnum].nextVoice().triggerAttack(0, quantizeUnit);
break;
case 'playsoundwithpitch':
soundSamplers[e.data.soundnum].nextVoice().triggerAttack(e.data.pitch, quantizeUnit);
break;
case 'playnoteforbeats':
playNoteForBeats(e.data.note, e.data.beats);
break;
case 'playnote':
playNoteForBeats(e.data.note, 0.25);
break;
case 'setkey':
rootNote = parseInt(e.data.root) + 60;
currentScale = scales[e.data.scale];
break;
case 'playdrumforbeats':
case 'playdrum':
var drumNum = e.data.drum - 1; // one-indexing
drumSamplers[drumNum].nextVoice().triggerAttack(0, quantizeUnit);
break;
case 'seteffect' :
switch (e.data.effect) {
case 'ECHO':
delay.wet.value = (e.data.value / 100) / 2; // max 50% wet (need dry signal too)
break;
case 'PAN':
panner.pan.value = e.data.value / 100;
break;
case 'REVERB':
reverb.wet.value = e.data.value / 100;
break;
case 'PITCH':
pitchShift.pitch = e.data.value;
break;
}
break;
case 'changeeffect' :
switch (e.data.effect) {
case 'ECHO':
delay.wet.value += (e.data.value / 100) / 2; // max 50% wet (need dry signal too)
delay.wet.value = clamp(delay.wet.value, 0, 0.5);
break;
case 'PAN':
panner.pan.value += e.data.value / 100;
panner.pan.value = clamp(panner.pan.value, -1, 1);
break;
case 'REVERB':
reverb.wet.value += e.data.value / 100;
reverb.wet.value = clamp(reverb.wet.value, 0, 1);
break;
case 'PITCH':
pitchShift.pitch += e.data.value;
break;
}
break;
case 'cleareffects' :
delay.wet.value = 0;
panner.pan.value = 0;
reverb.wet.value = 0;
pitchShift.pitch = 0;
break;
case 'stopallsounds' :
// stop sounds from the play sound block
// to do: stop sounds from play note and play drum blocks
for (var i=0; i<soundSamplers.length; i++) {
soundSamplers[i].stopAllVoices();
}
break;
}
*/
instance.emit(e.data.method, e.data);
};
instance.blockListener = function (e) {
// Messages from Blockly are not serializable by default.
// Pull out the necessary, serializable components to pass across.
var serializableE = {
blockId: e.blockId,
element: e.element,
type: e.type,
name: e.name,
newValue: e.newValue,
oldParentId: e.oldParentId,
oldInputName: e.oldInputName,
newParentId: e.newParentId,
newInputName: e.newInputName,
newCoordinate: e.newCoordinate,
xml: {
outerHTML: (e.xml) ? e.xml.outerHTML : null
}
};
instance.vmWorker.postMessage({
method: 'blockListener',
args: serializableE
});
};
}
/**
* Inherit from EventEmitter
*/
util.inherits(VirtualMachine, EventEmitter);
// For documentation, please see index.js.
// These mirror the functionality provided there, with the worker wrapper.
VirtualMachine.prototype.getPlaygroundData = function () {
this.vmWorker.postMessage({method: 'getPlaygroundData'});
};
VirtualMachine.prototype.postIOData = function (device, data) {
this.vmWorker.postMessage({
method: 'postIOData',
device: device,
data: data
});
};
VirtualMachine.prototype.start = function () {
this.vmWorker.postMessage({method: 'start'});
};
VirtualMachine.prototype.greenFlag = function () {
this.vmWorker.postMessage({method: 'greenFlag'});
};
VirtualMachine.prototype.stopAll = function () {
this.vmWorker.postMessage({method: 'stopAll'});
};
VirtualMachine.prototype.animationFrame = function () {
this.vmWorker.postMessage({method: 'animationFrame'});
};
VirtualMachine.prototype.loadProject = function (json) {
this.vmWorker.postMessage({method: 'loadProject', json: json});
};
VirtualMachine.prototype.setEditingTarget = function (targetId) {
this.vmWorker.postMessage({method: 'setEditingTarget', targetId: targetId});
};
/**
* Export and bind to `window`
*/
module.exports = VirtualMachine;
if (typeof window !== 'undefined') window.VirtualMachine = module.exports;
test/unit/blocks.js
+61
View File
@@ -291,6 +291,67 @@ test('move', function (t) {
t.end();
});
test('move into empty', function (t) {
var b = new Blocks();
b.createBlock({
id: 'foo',
opcode: 'TEST_BLOCK',
next: null,
fields: {},
inputs: {},
topLevel: true
});
b.createBlock({
id: 'bar',
opcode: 'TEST_BLOCK',
next: null,
fields: {},
inputs: {},
topLevel: true
});
b.moveBlock({
id: 'bar',
newInput: 'fooInput',
newParent: 'foo'
});
t.equal(b._blocks['foo'].inputs['fooInput'].block, 'bar');
t.end();
});
test('move no obscure shadow', function (t) {
var b = new Blocks();
b.createBlock({
id: 'foo',
opcode: 'TEST_BLOCK',
next: null,
fields: {},
inputs: {
'fooInput': {
name: 'fooInput',
block: 'x',
shadow: 'y'
}
},
topLevel: true
});
b.createBlock({
id: 'bar',
opcode: 'TEST_BLOCK',
next: null,
fields: {},
inputs: {},
topLevel: true
});
b.moveBlock({
id: 'bar',
newInput: 'fooInput',
newParent: 'foo'
});
t.equal(b._blocks['foo'].inputs['fooInput'].block, 'bar');
t.equal(b._blocks['foo'].inputs['fooInput'].shadow, 'y');
t.end();
});
test('change', function (t) {
var b = new Blocks();
b.createBlock({
vm.js
+6401 -3257
View File
File diff suppressed because it is too large. Load diff
vm.min.js
Vendored
+6 -6
View File
@@ -1,11 +1,11 @@
!function(t){function e(n){if(r[n])return r[n].exports;var i=r[n]={exports:{},id:n,loaded:!1};return t[n].call(i.exports,i,i.exports,e),i.loaded=!0,i.exports}var r={};return e.m=t,e.c=r,e.p="",e(0)}([function(t,e,r){function n(){var t=this;i.call(t);var e=new s;e.createClone();var r=[e.clones[0]];t.exampleSprite=e,t.runtime=new a(r),t.blockListener=e.blocks.generateBlockListener(!1,t.runtime),t.flyoutBlockListener=e.blocks.generateBlockListener(!0,t.runtime),t.runtime.on(a.STACK_GLOW_ON,function(e){t.emit(a.STACK_GLOW_ON,{id:e})}),t.runtime.on(a.STACK_GLOW_OFF,function(e){t.emit(a.STACK_GLOW_OFF,{id:e})}),t.runtime.on(a.BLOCK_GLOW_ON,function(e){t.emit(a.BLOCK_GLOW_ON,{id:e})}),t.runtime.on(a.BLOCK_GLOW_OFF,function(e){t.emit(a.BLOCK_GLOW_OFF,{id:e})}),t.runtime.on(a.VISUAL_REPORT,function(e,r){t.emit(a.VISUAL_REPORT,{id:e,value:r})})}var i=r(1),o=r(2),s=r(6),a=r(61),c="function"==typeof importScripts;o.inherits(n,i),n.prototype.start=function(){this.runtime.start()},n.prototype.greenFlag=function(){this.runtime.greenFlag()},n.prototype.stopAll=function(){this.runtime.stopAll()},n.prototype.getPlaygroundData=function(){this.emit("playgroundData",{blocks:this.exampleSprite.blocks,threads:this.runtime.threads})},n.prototype.animationFrame=function(){this.runtime.animationFrame()},n.prototype.postIOData=function(t,e){this.runtime.ioDevices[t]&&this.runtime.ioDevices[t].postData(e)},c&&(self.importScripts("./node_modules/scratch-render/render-worker.js"),self.renderer=new self.RenderWebGLWorker,self.vmInstance=new n,self.onmessage=function(t){var e=t.data;switch(e.method){case"start":self.vmInstance.runtime.start();break;case"greenFlag":self.vmInstance.runtime.greenFlag();break;case"stopAll":self.vmInstance.runtime.stopAll();break;case"blockListener":self.vmInstance.blockListener(e.args);break;case"flyoutBlockListener":self.vmInstance.flyoutBlockListener(e.args);break;case"getPlaygroundData":self.postMessage({method:"playgroundData",blocks:self.vmInstance.exampleSprite.blocks,threads:self.vmInstance.runtime.threads});break;case"animationFrame":self.vmInstance.animationFrame();break;case"postIOData":self.vmInstance.postIOData(e.device,e.data);break;default:"RendererConnected"==t.data.id,self.renderer.onmessage(t)}},self.vmInstance.runtime.on(a.STACK_GLOW_ON,function(t){self.postMessage({method:a.STACK_GLOW_ON,id:t})}),self.vmInstance.runtime.on(a.STACK_GLOW_OFF,function(t){self.postMessage({method:a.STACK_GLOW_OFF,id:t})}),self.vmInstance.runtime.on(a.BLOCK_GLOW_ON,function(t){self.postMessage({method:a.BLOCK_GLOW_ON,id:t})}),self.vmInstance.runtime.on(a.BLOCK_GLOW_OFF,function(t){self.postMessage({method:a.BLOCK_GLOW_OFF,id:t})}),self.vmInstance.runtime.on(a.VISUAL_REPORT,function(t,e){self.postMessage({method:a.VISUAL_REPORT,id:t,value:e})})),t.exports=n,"undefined"!=typeof window&&(window.VirtualMachine=t.exports)},function(t,e){function r(){this._events=this._events||{},this._maxListeners=this._maxListeners||void 0}function n(t){return"function"==typeof t}function i(t){return"number"==typeof t}function o(t){return"object"==typeof t&&null!==t}function s(t){return void 0===t}t.exports=r,r.EventEmitter=r,r.prototype._events=void 0,r.prototype._maxListeners=void 0,r.defaultMaxListeners=10,r.prototype.setMaxListeners=function(t){if(!i(t)||0>t||isNaN(t))throw TypeError("n must be a positive number");return this._maxListeners=t,this},r.prototype.emit=function(t){var e,r,i,a,c,u;if(this._events||(this._events={}),"error"===t&&(!this._events.error||o(this._events.error)&&!this._events.error.length)){if(e=arguments[1],e instanceof Error)throw e;throw TypeError('Uncaught, unspecified "error" event.')}if(r=this._events[t],s(r))return!1;if(n(r))switch(arguments.length){case 1:r.call(this);break;case 2:r.call(this,arguments[1]);break;case 3:r.call(this,arguments[1],arguments[2]);break;default:a=Array.prototype.slice.call(arguments,1),r.apply(this,a)}else if(o(r))for(a=Array.prototype.slice.call(arguments,1),u=r.slice(),i=u.length,c=0;i>c;c++)u[c].apply(this,a);return!0},r.prototype.addListener=function(t,e){var i;if(!n(e))throw TypeError("listener must be a function");return this._events||(this._events={}),this._events.newListener&&this.emit("newListener",t,n(e.listener)?e.listener:e),this._events[t]?o(this._events[t])?this._events[t].push(e):this._events[t]=[this._events[t],e]:this._events[t]=e,o(this._events[t])&&!this._events[t].warned&&(i=s(this._maxListeners)?r.defaultMaxListeners:this._maxListeners,i&&i>0&&this._events[t].length>i&&(this._events[t].warned=!0,console.error("(node) warning: possible EventEmitter memory leak detected. %d listeners added. Use emitter.setMaxListeners() to increase limit.",this._events[t].length),"function"==typeof console.trace&&console.trace())),this},r.prototype.on=r.prototype.addListener,r.prototype.once=function(t,e){function r(){this.removeListener(t,r),i||(i=!0,e.apply(this,arguments))}if(!n(e))throw TypeError("listener must be a function");var i=!1;return r.listener=e,this.on(t,rLine truncated
this._index--)},a.prototype._stateBeforeSpecialEnd=function(t){this._special!==_t||"c"!==t&&"C"!==t?this._special!==mt||"t"!==t&&"T"!==t?this._state=f:this._state=ot:this._state=J},a.prototype._stateBeforeScript1=s("R",H),a.prototype._stateBeforeScript2=s("I",W),a.prototype._stateBeforeScript3=s("P",X),a.prototype._stateBeforeScript4=s("T",K),a.prototype._stateBeforeScript5=function(t){("/"===t||">"===t||n(t))&&(this._special=_t),this._state=g,this._index--},a.prototype._stateAfterScript1=o("R",Q,f),a.prototype._stateAfterScript2=o("I",Z,f),a.prototype._stateAfterScript3=o("P",$,f),a.prototype._stateAfterScript4=o("T",tt,f),a.prototype._stateAfterScript5=function(t){">"===t||n(t)?(this._special=gt,this._state=b,this._sectionStart=this._index-6,this._index--):this._state=f},a.prototype._stateBeforeStyle1=s("Y",rt),a.prototype._stateBeforeStyle2=s("L",nt),a.prototype._stateBeforeStyle3=s("E",it),a.prototype._stateBeforeStyle4=function(t){("/"===t||">"===t||n(t))&&(this._special=mt),this._state=g,this._index--},a.prototype._stateAfterStyle1=o("Y",st,f),a.prototype._stateAfterStyle2=o("L",at,f),a.prototype._stateAfterStyle3=o("E",ct,f),a.prototype._stateAfterStyle4=function(t){">"===t||n(t)?(this._special=gt,this._state=b,this._sectionStart=this._index-5,this._index--):this._state=f},a.prototype._stateBeforeEntity=o("#",ht,lt),a.prototype._stateBeforeNumericEntity=o("X",ft,pt),a.prototype._parseNamedEntityStrict=function(){if(this._sectionStart+1<this._index){var t=this._buffer.substring(this._sectionStart+1,this._index),e=this._xmlMode?l:u;e.hasOwnProperty(t)&&(this._emitPartial(e[t]),this._sectionStart=this._index+1)}},a.prototype._parseLegacyEntity=function(){var t=this._sectionStart+1,e=this._index-t;for(e>6&&(e=6);e>=2;){var r=this._buffer.substr(t,e);if(h.hasOwnProperty(r))return this._emitPartial(h[r]),void(this._sectionStart+=e+1);e--}},a.prototype._stateInNamedEntity=function(t){";"===t?(this._parseNamedEntityStrict(),this._sectionStart+1<this._index&&!this._xmlMode&&this._parseLegacyEntity(),this._state=this._baseState):("a">t||t>"z")&&("A">t||t>"Z")&&("0">t||t>"9")&&(this._xmlMode||this._sectionStart+1===this._index||(this._baseState!==f?"="!==t&&this._parseNamedEntityStrict():this._parseLegacyEntity()),this._state=this._baseState,this._index--)},a.prototype._decodeNumericEntity=function(t,e){var r=this._sectionStart+t;if(r!==this._index){var n=this._buffer.substring(r,this._index),i=parseInt(n,e);this._emitPartial(c(i)),this._sectionStart=this._index}else this._sectionStart--;this._state=this._baseState},a.prototype._stateInNumericEntity=function(t){";"===t?(this._decodeNumericEntity(2,10),this._sectionStart++):("0">t||t>"9")&&(this._xmlMode?this._state=this._baseState:this._decodeNumericEntity(2,10),this._index--)},a.prototype._stateInHexEntity=function(t){";"===t?(this._decodeNumericEntity(3,16),this._sectionStart++):("a">t||t>"f")&&("A">t||t>"F")&&("0">t||t>"9")&&(this._xmlMode?this._state=this._baseState:this._decodeNumericEntity(3,16),this._index--)},a.prototype._cleanup=function(){this._sectionStart<0?(this._buffer="",this._index=0,this._bufferOffset+=this._index):this._running&&(this._state===f?(this._sectionStart!==this._index&&this._cbs.ontext(this._buffer.substr(this._sectionStart)),this._buffer="",this._index=0,this._bufferOffset+=this._index):this._sectionStart===this._index?(this._buffer="",this._index=0,this._bufferOffset+=this._index):(this._buffer=this._buffer.substr(this._sectionStart),this._index-=this._sectionStart,this._bufferOffset+=this._sectionStart),this._sectionStart=0)},a.prototype.write=function(t){this._ended&&this._cbs.onerror(Error(".write() after done!")),this._buffer+=t,this._parse()},a.prototype._parse=function(){for(;this._index<this._buffer.length&&this._running;){var 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seswar:"⤩",setminus:"∖",setmn:"∖",sext:"✶",Sfr:"𝔖",sfr:"𝔰",sfrown:"⌢",sharp:"♯",SHCHcy:"Щ",shchcy:"щ",SHcy:"Ш",shcy:"ш",ShortDownArrow:"↓",ShortLeftArrow:"←",shortmid:"∣",shortparallel:"∥",ShortRightArrow:"→",ShortUpArrow:"↑",shy:"­",Sigma:"Σ",sigma:"σ",sigmaf:"ς",sigmav:"ς",sim:"∼",simdot:"⩪",sime:"≃",simeq:"≃",simg:"⪞",simgE:"⪠",siml:"⪝",simlE:"⪟",simne:"≆",simplus:"⨤",simrarr:"⥲",slarr:"←",SmallCircle:"∘",smallsetminus:"∖",smashp:"⨳",smeparsl:"⧤",smid:"∣",smile:"⌣",smt:"⪪",smte:"⪬",smtes:"⪬︀",SOFTcy:"Ь",softcy:"ь",solbar:"⌿",solb:"⧄",sol:"/",Sopf:"𝕊",sopf:"𝕤",spades:"♠",spadesuit:"♠",spar:"∥",sqcap:"⊓",sqcaps:"⊓︀",sqcup:"⊔",sqcups:"⊔︀",Sqrt:"√",sqsub:"⊏",sqsube:"⊑",sqsubset:"⊏",sqsubseteq:"⊑",sqsup:"⊐",sqsupe:"⊒",sqsupset:"⊐",sqsupseteq:"⊒",square:"□",Square:"□",SquareIntersection:"⊓",SquareSubset:"⊏",SquareSubsetEqual:"⊑",SquareSuperset:"⊐",SquareSupersetEqual:"⊒",SquareUnion:"⊔",squarf:"▪",squ:"□",squf:"▪",srarr:"→",Sscr:"𝒮",sscr:"𝓈",ssetmn:"∖",ssmile:"⌣",sstarf:"⋆",Star:"⋆",star:"☆",starf:"★",straightepsilon:"ϵ",straightphi:"ϕ",strns:"¯",sub:"⊂",Sub:"⋐",subdot:"⪽",subE:"⫅",sube:"⊆",subedot:"⫃",submult:"⫁",subnE:"⫋",subne:"⊊",subplus:"⪿",subrarr:"⥹",subset:"⊂",Subset:"⋐",subseteq:"⊆",subseteqq:"⫅",SubsetEqual:"⊆",subsetneq:"⊊",subsetneqq:"⫋",subsim:"⫇",subsub:"⫕",subsup:"⫓",succapprox:"⪸",succ:"≻",succcurlyeq:"≽",Succeeds:"≻",SucceedsEqual:"⪰",SucceedsSlantEqual:"≽",SucceedsTilde:"≿",succeq:"⪰",succnapprox:"⪺",succneqq:"⪶",succnsim:"⋩",succsim:"≿",SuchThat:"∋",sum:"∑",Sum:"∑",sung:"♪",sup1:"¹",sup2:"²",sup3:"³",sup:"⊃",Sup:"⋑",supdot:"⪾",supdsub:"⫘",supE:"⫆",supe:"⊇",supedot:"⫄",Superset:"⊃",SupersetEqual:"⊇",suphsol:"⟉",suphsub:"⫗",suplarr:"⥻",supmult:"⫂",supnE:"⫌",supne:"⊋",supplus:"⫀",supset:"⊃",Supset:"⋑",supseteq:"⊇",supseteqq:"⫆",supsetneq:"⊋",supsetneqq:"⫌",supsim:"⫈",supsub:"⫔",supsup:"⫖",swarhk:"⤦",swarr:"↙",swArr:"⇙",swarrow:"↙",swnwar:"⤪",szlig:"ß",Tab:"\t",target:"⌖",Tau:"Τ",tau:"τ",tbrk:"⎴",Tcaron:"Ť",tcaron:"ť",Tcedil:"Ţ",tcedil:"ţ",Tcy:"Т",tcy:"т",tdot:"⃛",telrec:"⌕",Tfr:"𝔗",tfr:"𝔱",there4:"∴",therefore:"∴",Therefore:"∴",Theta:"Θ",theta:"θ",thetasym:"ϑ",thetav:"ϑ",thickapprox:"≈",thicksim:"∼",ThickSpace:"  ",ThinSpace:" ",thinsp:" ",thkap:"≈",thksim:"∼",THORN:"Þ",thorn:"þ",tilde:"˜",Tilde:"∼",TildeEqual:"≃",TildeFullEqual:"≅",TildeTilde:"≈",timesbar:"⨱",timesb:"⊠",times:"×",timesd:"⨰",tint:"∭",toea:"⤨",topbot:"⌶",topcir:"⫱",top:"⊤",Topf:"𝕋",topf:"𝕥",topfork:"⫚",tosa:"⤩",tprime:"‴",trade:"™",TRADE:"™",triangle:"▵",triangledown:"▿",triangleleft:"◃",trianglelefteq:"⊴",triangleq:"≜",triangleright:"▹",trianglerighteq:"⊵",tridot:"◬",trie:"≜",triminus:"⨺",TripleDot:"⃛",triplus:"⨹",trisb:"⧍",tritime:"⨻",trpezium:"⏢",Tscr:"𝒯",tscr:"𝓉",TScy:"Ц",tscy:"ц",TSHcy:"Ћ",tshcy:"ћ",Tstrok:"Ŧ",tstrok:"ŧ",twixt:"≬",twoheadleftarrow:"↞",twoheadrightarrow:"↠",Uacute:"Ú",uacute:"ú",uarr:"↑",Uarr:"↟",uArr:"⇑",Uarrocir:"⥉",Ubrcy:"Ў",ubrcy:"ў",Ubreve:"Ŭ",ubreve:"ŭ",Ucirc:"Û",ucirc:"û",Ucy:"У",ucy:"у",udarr:"⇅",Udblac:"Ű",udblac:"ű",udhar:"⥮",ufisht:"⥾",Ufr:"𝔘",ufr:"𝔲",Ugrave:"Ù",ugrave:"ù",uHar:"⥣",uharl:"↿",uharr:"↾",uhblk:"▀",ulcorn:"⌜",ulcorner:"⌜",ulcrop:"⌏",ultri:"◸",Umacr:"Ū",umacr:"ū",uml:"¨",UnderBar:"_",UnderBrace:"⏟",UnderBracket:"⎵",UnderParenthesis:"⏝",Union:"⋃",UnionPlus:"⊎",Uogon:"Ų",uogon:"ų",Uopf:"𝕌",uopf:"𝕦",UpArrowBar:"⤒",uparrow:"↑",UpArrow:"↑",Uparrow:"⇑",UpArrowDownArrow:"⇅",updownarrow:"↕",UpDownArrow:"↕",Updownarrow:"⇕",UpEquilibrium:"⥮",upharpoonleft:"↿",upharpoonright:"↾",uplus:"⊎",UpperLeftArrow:"↖",UpperRightArrow:"↗",upsi:"υ",Upsi:"ϒ",upsih:"ϒ",Upsilon:"Υ",upsilon:"υ",UpTeeArrow:"↥",UpTee:"⊥",upuparrows:"⇈",urcorn:"⌝",urcorner:"⌝",urcrop:"⌎",Uring:"Ů",uring:"ů",urtri:"◹",Uscr:"𝒰",uscr:"𝓊",utdot:"⋰",Utilde:"Ũ",utilde:"ũ",utri:"▵",utrif:"▴",uuarr:"⇈",Uuml:"Ü",uuml:"ü",uwangle:"⦧",vangrt:"⦜",varepsilon:"ϵ",varkappa:"ϰ",varnothing:"∅",varphi:"ϕ",varpi:"ϖ",varpropto:"∝",varr:"↕",vArr:"⇕",varrho:"ϱ",varsigma:"ς",varsubsetneq:"⊊︀",varsubsetneqq:"⫋︀",varsupsetneq:"⊋︀",varsupsetneqq:"⫌︀",vartheta:"ϑ",vartriangleleft:"⊲",vartriangleright:"⊳",vBar:"⫨",Vbar:"⫫",vBarv:"⫩",Vcy:"В",vcy:"в",vdash:"⊢",vDash:"⊨",Vdash:"⊩",VDash:"⊫",Vdashl:"⫦",veebar:"⊻",vee:"∨",Vee:"⋁",veeeq:"≚",vellip:"⋮",verbar:"|",Verbar:"‖",vert:"|",Vert:"‖",VerticalBar:"∣",VerticalLine:"|",VerticalSeparator:"❘",VerticalTilde:"≀",VeryThinSpace:" ",Vfr:"𝔙",vfr:"𝔳",vltriLine truncated
* The buffer module from node.js, for the browser.
*
* @author Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
* @license MIT
*/
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vm.worker.js
-1169
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webpack.config.js
+1 -2
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@@ -3,8 +3,7 @@ var webpack = require('webpack');
module.exports = {
entry: {
'vm': './src/index.js',
'vm.min': './src/index.js',
'vm.worker': './src/worker.js'
'vm.min': './src/index.js'
},
output: {
path: __dirname,