public AlphaTabWorkerScoreRenderer(AlphaTabApi api, Settings settings)
{
_api = api;
try
{
_worker = new Worker(settings.ScriptFile);
}
catch
{
// fallback to blob worker
try
{
HaxeString script = "importScripts('" + settings.ScriptFile + "')";
var blob = new Blob(new [] { script });
_worker = new Worker(URL.CreateObjectURL(blob));
}
catch (Exception e)
{
Logger.Error("Rendering", "Failed to create WebWorker: " + e);
// TODO: fallback to synchronous mode
}
}
_worker.PostMessage(new { cmd = "alphaTab.initialize", settings = settings.ToJson() });
_worker.AddEventListener("message", (Action <Event>)(HandleWorkerMessage));
}
public AlphaSynthWebWorkerApi(ISynthOutput player, string alphaSynthScriptFile, LogLevel logLevel)
{
_output = player;
_output.Ready += OnOutputReady;
_output.SamplesPlayed += OnOutputSamplesPlayed;
_output.SampleRequest += OnOutputSampleRequest;
_output.Finished += OnOutputFinished;
_events = new FastDictionary <string, FastList <Delegate> >();
_output.Open();
try
{
_synth = new Worker(alphaSynthScriptFile);
}
catch
{
// fallback to blob worker
try
{
HaxeString script = "importScripts('" + alphaSynthScriptFile + "')";
var blob = new Blob(Script.Write <object>("[ script ]"));
_synth = new Worker(URL.CreateObjectURL(blob));
}
catch (Exception e)
{
Logger.Error("AlphaSynth", "Failed to create WebWorker: " + e);
// TODO: fallback to synchronous mode
}
}
_synth.AddEventListener("message", (Action <MessageEvent>)HandleWorkerMessage, false);
_synth.PostMessage(new
{
cmd = AlphaSynthWebWorker.CmdInitialize,
sampleRate = _output.SampleRate,
logLevel = logLevel
});
MasterVolume = 1;
PlaybackSpeed = 1;
MetronomeVolume = 0;
}
public extern Element GetElementById(HaxeString id);
public extern UIEvent(HaxeString type, dynamic eventInitDict);
public extern void Write(HaxeString s);
public extern void FillText(HaxeString text, HaxeFloat x, HaxeFloat y);
public extern object GetContext(HaxeString contextId);
public static extern dynamic Parse(HaxeString text);
[Name("removeEventListener")] public extern void RemoveEventListener(HaxeString type, EventListener listener);
public extern HTMLCollection GetElementsByClassName(HaxeString className);
public extern NodeList QuerySelectorAll(HaxeString selectors);
public extern Element QuerySelector(HaxeString selectors);
public extern Event CreateEvent(HaxeString interface_);
public extern HTMLCollection GetElementsByTagName(HaxeString localName);
public extern Element CreateElement(HaxeString localName);
[Name("addEventListener")] public extern void AddEventListener(HaxeString type, Delegate listener);
[Name("addEventListener")] public extern void AddEventListener(HaxeString type, Delegate listener, HaxeBool capture, bool wantsUntrusted);
public extern void SetAttribute(HaxeString name, HaxeString value);
[Name("removeEventListener")] public extern void RemoveEventListener(HaxeString type, Delegate listener, HaxeBool capture);
public extern Attr GetNamedItem(HaxeString name);
public extern Window Open(HaxeString url, HaxeString target, HaxeString features);
public extern void Add(HaxeString token);
public extern TextDecoder(HaxeString label);
public extern void Remove(HaxeString token);
public extern TextMetrics MeasureText(HaxeString text);
public extern Worker(HaxeString worker);
public extern Node CreateTextNode(HaxeString text);
[Name("addEventListener")] public extern void AddEventListener(HaxeString type, EventListener listener, HaxeBool capture);
public extern MessageEvent(HaxeString type, dynamic eventInitDict);
[Name("initEvent")] public extern void InitEvent(HaxeString type, HaxeBool bubbles, HaxeBool cancelable);