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Implemented StopScripts (This Script, Other Scripts In Sprite) Issue

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https://github.com/WPFerg/scratch-html5/issues/13
This commit is contained in:
William Ferguson 2014-07-25 15:47:08 +01:00
parent 968baec89f
commit 9206ce399c
1 changed files with 53 additions and 0 deletions
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53
js/Interpreter.js
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@ -296,6 +296,7 @@ Interpreter.prototype.initPrims = function() {
this.primitiveTable['doUntil'] = function(b) { if (!interp.boolarg(b, 0)) interp.startSubstack(b, true); };
this.primitiveTable['doReturn'] = function(b) { interp.activeThread = new Thread(null); };
this.primitiveTable['stopAll'] = function(b) { interp.activeThread = new Thread(null); interp.threads = []; }
this.primitiveTable['stopScripts'] = this.stopScripts;
this.primitiveTable['whenIReceive'] = this.primNoop;
this.primitiveTable['broadcast:'] = function(b) { interp.broadcast(b, false); };
this.primitiveTable['doBroadcastAndWait'] = function(b) { interp.broadcast(b, true); };
@ -391,3 +392,55 @@ Interpreter.prototype.startSubstack = function(b, isLoop, secondSubstack) {
this.activeThread.nextBlock = b.substack2;
}
};
Interpreter.prototype.stopScripts = function(b) {
var target = interp.arg(b, 0);
switch(target)
{
case "this script":
var threadIndex = interp.threads.indexOf(interp.activeThread);
if(threadIndex !== -1)
{
interp.threads.splice(threadIndex,1);
interp.activeThread = new Thread(null);
}
break;
case "other scripts in sprite":
var sprite = interp.activeThread.target;
var currentThreadIndex = sprite.stacks.indexOf(interp.activeThread.firstBlock);
// Create a shallow copy of the sprite's scripts so we can use splice without destroying the original contents
var otherThreads = sprite.stacks.slice(0);
// Remove the current thread
otherThreads.splice(currentThreadIndex, 1);
// For each thread, find that thread in interp.threads and remove it.
for(var otherThreadIndex in otherThreads)
{
var otherThread = otherThreads[otherThreadIndex];
var threadIndex = -1;
// Find thread index in interp.threads
for(var interpThreadIndex in interp.threads)
{
var thread = interp.threads[interpThreadIndex];
if(thread.firstBlock === otherThread)
{
threadIndex = interpThreadIndex;
break;
}
}
// If the thread's been found interp.threads, remove it
if(threadIndex !== -1)
{
interp.threads.splice(threadIndex,1);
}
}
break;
default:
console.log("stopScripts hasn't implemented: " + target);
break;
}
}