Implemented ConstantSourceNode Methods

components/script/dom/baseaudiocontext.rs

@@ -38,6 +38,7 @@ use crate::dom::channelsplitternode::ChannelSplitterNode;
 use crate::dom::domexception::{DOMErrorName, DOMException};
 use crate::dom::eventtarget::EventTarget;
 use crate::dom::gainnode::GainNode;
+//use crate::dom::constantsourcenode::ConstantSourceNode;
 use crate::dom::oscillatornode::OscillatorNode;
 use crate::dom::pannernode::PannerNode;
 use crate::dom::promise::Promise;
@@ -354,6 +355,10 @@ impl BaseAudioContextMethods for BaseAudioContext {
             &BiquadFilterOptions::empty(),
         )
     }
+
+    /// fn CreateConstantSource(&self) -> Fallible<DomRoot<ConstantSourceNode>> {
+   ///     ConstantSourceNode::new( &self.global().as_window(), &self, &ConstantSourceOptions::empty())
+    ///}
 
     /// https://webaudio.github.io/web-audio-api/#dom-baseaudiocontext-createchannelmerger
     fn CreateChannelMerger(&self, count: u32) -> Fallible<DomRoot<ChannelMergerNode>> {

components/script/dom/constantsourcenode.rs

@@ -9,6 +9,7 @@ use crate::dom::bindings::codegen::Bindings::AudioNodeBinding::{
     ChannelCountMode, ChannelInterpretation,
 };
 use crate::dom::bindings::codegen::Bindings::AudioParamBinding::AutomationRate;
+use crate::dom::bindings::codegen::Bindings::ConstantSourceNodeBinding::ConstantSourceNodeMethods;
 use crate::dom::bindings::codegen::Bindings::ConstantSourceNodeBinding::{
     self, ConstantSourceOptions,
 };
@@ -37,7 +38,7 @@ impl ConstantSourceNode {
     ) -> Fallible<ConstantSourceNode> {
         let node_options =
             options
-                //.parent
+                .parent
                 .unwrap_or(2, ChannelCountMode::Max, ChannelInterpretation::Speakers);
         let source_node = AudioScheduledSourceNode::new_inherited(
             AudioNodeInit::ConstantSourceNode(options.into()),
@@ -87,6 +88,12 @@ impl ConstantSourceNode {
     }
 }
 
+impl ConstantSourceNodeMethods for ConstantSourceNode {
+    fn Offset(&self) -> DomRoot<AudioParam> {
+        DomRoot::from_ref(&self.offset)
+    }
+}
+
 impl<'a> From<&'a ConstantSourceOptions> for ServoMediaConstantSourceOptions {
     fn from(options: &'a ConstantSourceOptions) -> Self {
         Self {

components/script/dom/webidls/ConstantSourceNode.webidl

@@ -6,7 +6,7 @@
  * https://webaudio.github.io/web-audio-api/#ConstantSourceNode
  */
 
-dictionary ConstantSourceOptions {
+dictionary ConstantSourceOptions: AudioNodeOptions {
   float offset = 1;
 };