Initial WebAudio API stubs

components/script/dom/audiodestinationnode.rs

@@ -0,0 +1,41 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+use dom::audionode::{AudioNode, MAX_CHANNEL_COUNT};
+use dom::baseaudiocontext::BaseAudioContext;
+use dom::bindings::codegen::Bindings::AudioDestinationNodeBinding;
+use dom::bindings::codegen::Bindings::AudioDestinationNodeBinding::AudioDestinationNodeMethods;
+use dom::bindings::codegen::Bindings::AudioNodeBinding::AudioNodeOptions;
+use dom::bindings::reflector::reflect_dom_object;
+use dom::bindings::root::DomRoot;
+use dom::globalscope::GlobalScope;
+use dom_struct::dom_struct;
+
+#[dom_struct]
+pub struct AudioDestinationNode {
+    node: AudioNode,
+}
+
+impl AudioDestinationNode {
+    fn new_inherited(context: &BaseAudioContext,
+                     options: &AudioNodeOptions) -> AudioDestinationNode {
+        AudioDestinationNode {
+            node: AudioNode::new_inherited(context, options, 1, 1),
+        }
+    }
+
+    #[allow(unrooted_must_root)]
+    pub fn new(global: &GlobalScope,
+               context: &BaseAudioContext,
+               options: &AudioNodeOptions) -> DomRoot<AudioDestinationNode> {
+        let node = AudioDestinationNode::new_inherited(context, options);
+        reflect_dom_object(Box::new(node), global, AudioDestinationNodeBinding::Wrap)
+    }
+}
+
+impl AudioDestinationNodeMethods for AudioDestinationNode {
+    fn MaxChannelCount(&self) -> u32 {
+        MAX_CHANNEL_COUNT
+    }
+}