LibWeb/WebAudio: Add BaseAudioContext.createDelay() factory method

Author: https://github.com/tcl3
Commit: 911cd4aefd
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/3125

Libraries/LibWeb/WebAudio/BaseAudioContext.cpp

@@ -96,6 +96,15 @@ WebIDL::ExceptionOr<GC::Ref<ConstantSourceNode>> BaseAudioContext::create_consta
     return ConstantSourceNode::create(realm(), *this);
 }
 
+// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-createdelay
+WebIDL::ExceptionOr<GC::Ref<DelayNode>> BaseAudioContext::create_delay(double max_delay_time)
+{
+    DelayOptions options;
+    options.max_delay_time = max_delay_time;
+
+    return DelayNode::create(realm(), *this, options);
+}
+
 // https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-createchannelsplitter
 WebIDL::ExceptionOr<GC::Ref<ChannelSplitterNode>> BaseAudioContext::create_channel_splitter(WebIDL::UnsignedLong number_of_outputs)
 {

Libraries/LibWeb/WebAudio/BaseAudioContext.h

@@ -15,6 +15,7 @@
 #include <LibWeb/WebAudio/ChannelMergerNode.h>
 #include <LibWeb/WebAudio/ChannelSplitterNode.h>
 #include <LibWeb/WebAudio/ConstantSourceNode.h>
+#include <LibWeb/WebAudio/DelayNode.h>
 #include <LibWeb/WebAudio/PeriodicWave.h>
 #include <LibWeb/WebIDL/Types.h>
 
@@ -64,6 +65,7 @@ public:
     WebIDL::ExceptionOr<GC::Ref<ChannelMergerNode>> create_channel_merger(WebIDL::UnsignedLong number_of_inputs);
     WebIDL::ExceptionOr<GC::Ref<ConstantSourceNode>> create_constant_source();
     WebIDL::ExceptionOr<GC::Ref<ChannelSplitterNode>> create_channel_splitter(WebIDL::UnsignedLong number_of_outputs);
+    WebIDL::ExceptionOr<GC::Ref<DelayNode>> create_delay(double max_delay_time = 1);
     WebIDL::ExceptionOr<GC::Ref<OscillatorNode>> create_oscillator();
     WebIDL::ExceptionOr<GC::Ref<DynamicsCompressorNode>> create_dynamics_compressor();
     WebIDL::ExceptionOr<GC::Ref<GainNode>> create_gain();

Libraries/LibWeb/WebAudio/BaseAudioContext.idl

@@ -38,7 +38,7 @@ interface BaseAudioContext : EventTarget {
     ChannelSplitterNode createChannelSplitter (optional unsigned long numberOfOutputs = 6);
     ConstantSourceNode createConstantSource ();
     [FIXME] ConvolverNode createConvolver ();
-    [FIXME] DelayNode createDelay (optional double maxDelayTime = 1.0);
+    DelayNode createDelay (optional double maxDelayTime = 1.0);
     DynamicsCompressorNode createDynamicsCompressor();
     GainNode createGain();
     [FIXME] IIRFilterNode createIIRFilter (sequence<double> feedforward, sequence<double> feedback);