public void Invalidate()
{
if (Settings.Width == 0)
{
Logger.Warning("Rendering", "AlphaTab skipped rendering because of width=0 (element invisible)");
return;
}
BoundsLookup = new BoundsLookup();
if (Tracks.Length == 0)
{
return;
}
RecreateCanvas();
if (RenderingResources.Scale != Settings.Scale)
{
RenderingResources.Init(Settings.Scale);
Canvas.LineWidth = Settings.Scale;
}
Canvas.Resources = RenderingResources;
OnPreRender();
RecreateLayout();
LayoutAndRender();
_renderedTracks = Tracks;
Logger.Info("Rendering", "Rendering finished");
}
private void HandleWorkerMessage(DOMEvent e)
{
var data = e.As <MessageEvent>().data;
var cmd = data.Member("cmd").As <string>();
switch (cmd)
{
case "alphaTab.preRender":
OnPreRender(data.Member("result").As <RenderFinishedEventArgs>());
break;
case "alphaTab.partialRenderFinished":
OnPartialRenderFinished(data.Member("result").As <RenderFinishedEventArgs>());
break;
case "alphaTab.renderFinished":
OnRenderFinished(data.Member("result").As <RenderFinishedEventArgs>());
break;
case "alphaTab.postRenderFinished":
BoundsLookup = BoundsLookup.FromJson(data.Member("boundsLookup"), _api.Score);
OnPostRenderFinished();
break;
case "alphaTab.error":
OnError(data.Member("type").As <string>(), data.Member("detail").As <Exception>());
break;
}
}
private void HandleWorkerMessage(Event e)
{
var data = ((MessageEvent)e).Data;
string cmd = data.cmd;
switch (cmd)
{
case "alphaTab.preRender":
OnPreRender(data.result);
break;
case "alphaTab.partialRenderFinished":
OnPartialRenderFinished(data.result);
break;
case "alphaTab.renderFinished":
OnRenderFinished(data.result);
break;
case "alphaTab.postRenderFinished":
BoundsLookup = BoundsLookup.FromJson(data.boundsLookup, _api.Score);
OnPostRenderFinished();
break;
case "alphaTab.error":
OnError(data.type, data.detail);
break;
}
}
private void HandleWorkerMessage(DOMEvent e)
{
var data = e.As<MessageEvent>().data;
var cmd = data.Member("cmd").As<string>();
switch (cmd)
{
case "alphaTab.preRender":
OnPreRender(data.Member("result").As<RenderFinishedEventArgs>());
break;
case "alphaTab.partialRenderFinished":
OnPartialRenderFinished(data.Member("result").As<RenderFinishedEventArgs>());
break;
case "alphaTab.renderFinished":
OnRenderFinished(data.Member("result").As<RenderFinishedEventArgs>());
break;
case "alphaTab.postRenderFinished":
BoundsLookup = BoundsLookup.FromJson(data.Member("boundsLookup"), Score);
OnPostRenderFinished();
break;
case "alphaTab.error":
console.error(data.Member("exception"));
break;
case "alphaTab.loaded":
var score = data.Member("score").As<Score>();
if (score.As<bool>())
{
var jsonConverter = new JsonConverter();
score = jsonConverter.JsObjectToScore(score);
}
Score = score;
OnLoaded(score);
break;
}
}
public void Destroy()
{
Score = null;
Canvas = null;
Layout = null;
RenderingResources = null;
Settings = null;
BoundsLookup = null;
Tracks = null;
}
public void Invalidate()
{
BoundsLookup = new BoundsLookup();
if (Tracks.Length == 0)
{
return;
}
if (RenderingResources.Scale != Settings.Scale)
{
RenderingResources.Init(Settings.Scale);
Canvas.LineWidth = Settings.Scale;
}
Canvas.Resources = RenderingResources;
OnPreRender();
RecreateLayout();
LayoutAndRender();
}
public void Resize(int width)
{
if (RecreateLayout() || RecreateCanvas() || _renderedTracks != Tracks || Tracks == null)
{
Logger.Info("Rendering", "Starting full rerendering due to layout or canvas change");
Invalidate();
}
else if (Layout.SupportsResize)
{
Logger.Info("Rendering", "Starting optimized rerendering for resize");
BoundsLookup = new BoundsLookup();
OnPreRender();
Settings.Width = width;
Layout.Resize();
Layout.RenderAnnotation();
OnRenderFinished();
OnPostRender();
}
else
{
Logger.Warning("Rendering", "Current layout does not support dynamic resizing, nothing was done");
}
Logger.Info("Rendering", "Resize finished");
}
void Start()
{
Instance = this;
}
private void OnPostFinished(BoundsLookup boundsLookup)
{
BoundsLookup = boundsLookup;
OnPostRenderFinished();
}
