avm2: Impl `flash.media.SoundTransform`
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@ -505,6 +505,19 @@ impl<'gc> Class<'gc> {
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}
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}
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#[inline(never)]
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pub fn define_public_slot_number_class_traits(
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&mut self,
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items: &[(&'static str, Option<f64>)],
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) {
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for &(name, value) in items {
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self.define_class_trait(Trait::from_slot(
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QName::new(Namespace::public(), name),
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QName::new(Namespace::public(), "Number").into(),
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value.map(|v| v.into()),
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));
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}
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}
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#[inline(never)]
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pub fn define_public_constant_uint_class_traits(&mut self, items: &[(&'static str, u32)]) {
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for &(name, value) in items {
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self.define_class_trait(Trait::from_const(
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@ -802,6 +802,12 @@ pub fn load_player_globals<'gc>(
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domain,
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script,
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)?;
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class(
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activation,
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flash::media::soundtransform::create_class(mc),
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domain,
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script,
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)?;
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// package `flash.text`
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avm2_system_class!(
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@ -1,4 +1,5 @@
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//! `flash.media` namespace
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pub mod sound;
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pub mod soundtransform;
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pub mod video;
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@ -0,0 +1,168 @@
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//! `flash.media.SoundTransform` builtin/prototype
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use crate::avm2::activation::Activation;
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use crate::avm2::class::{Class, ClassAttributes};
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use crate::avm2::method::{Method, NativeMethodImpl};
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use crate::avm2::names::{Namespace, QName};
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use crate::avm2::object::{Object, TObject};
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use crate::avm2::value::Value;
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use crate::avm2::Error;
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use gc_arena::{GcCell, MutationContext};
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/// Implements `flash.media.SoundTransform`'s instance constructor.
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pub fn instance_init<'gc>(
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activation: &mut Activation<'_, 'gc, '_>,
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this: Option<Object<'gc>>,
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args: &[Value<'gc>],
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) -> Result<Value<'gc>, Error> {
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if let Some(mut this) = this {
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activation.super_init(this, &[])?;
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let volume = args
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.get(0)
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.cloned()
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.unwrap_or_else(|| 1.0.into())
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.coerce_to_number(activation)?;
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let pan = args
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.get(1)
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.cloned()
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.unwrap_or_else(|| 0.0.into())
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.coerce_to_number(activation)?;
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this.set_property(
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this,
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&QName::new(Namespace::public(), "volume"),
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volume.into(),
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activation,
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)?;
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this.set_property(
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this,
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&QName::new(Namespace::public(), "pan"),
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pan.into(),
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activation,
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)?;
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}
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Ok(Value::Undefined)
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}
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/// Implements `flash.media.SoundTransform`'s class constructor.
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pub fn class_init<'gc>(
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_activation: &mut Activation<'_, 'gc, '_>,
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_this: Option<Object<'gc>>,
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_args: &[Value<'gc>],
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) -> Result<Value<'gc>, Error> {
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Ok(Value::Undefined)
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}
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/// Implements `SoundTransform.pan`'s getter.
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pub fn pan<'gc>(
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activation: &mut Activation<'_, 'gc, '_>,
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this: Option<Object<'gc>>,
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_args: &[Value<'gc>],
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) -> Result<Value<'gc>, Error> {
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if let Some(this) = this {
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let left_to_left = this
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.get_property(
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this,
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&QName::new(Namespace::public(), "leftToLeft"),
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activation,
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)?
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.coerce_to_number(activation)?;
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return Ok((1.0 - left_to_left.abs()).into());
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}
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Ok(Value::Undefined)
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}
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/// Implements `SoundTransform.pan`'s setter.
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pub fn set_pan<'gc>(
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activation: &mut Activation<'_, 'gc, '_>,
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this: Option<Object<'gc>>,
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args: &[Value<'gc>],
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) -> Result<Value<'gc>, Error> {
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if let Some(mut this) = this {
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let pan = args
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.get(0)
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.cloned()
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.unwrap_or(Value::Undefined)
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.coerce_to_number(activation)?;
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if pan >= 0.0 {
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this.set_property(
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this,
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&QName::new(Namespace::public(), "leftToLeft"),
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(1.0 - pan).into(),
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activation,
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)?;
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this.set_property(
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this,
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&QName::new(Namespace::public(), "rightToRight"),
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(1.0).into(),
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activation,
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)?;
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} else {
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this.set_property(
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this,
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&QName::new(Namespace::public(), "leftToLeft"),
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(1.0).into(),
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activation,
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)?;
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this.set_property(
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this,
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&QName::new(Namespace::public(), "rightToRight"),
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(1.0 + pan).into(),
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activation,
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)?;
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}
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this.set_property(
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this,
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&QName::new(Namespace::public(), "leftToRight"),
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(0.0).into(),
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activation,
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)?;
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this.set_property(
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this,
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&QName::new(Namespace::public(), "rightToLeft"),
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(0.0).into(),
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activation,
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)?;
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}
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Ok(Value::Undefined)
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}
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/// Construct `SoundTransform`'s class.
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pub fn create_class<'gc>(mc: MutationContext<'gc, '_>) -> GcCell<'gc, Class<'gc>> {
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let class = Class::new(
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QName::new(Namespace::package("flash.media"), "SoundTransform"),
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Some(QName::new(Namespace::package("flash.media"), "DisplayObject").into()),
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Method::from_builtin(instance_init, "<SoundTransform instance initializer>", mc),
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Method::from_builtin(class_init, "<SoundTransform class initializer>", mc),
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mc,
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);
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let mut write = class.write(mc);
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write.set_attributes(ClassAttributes::SEALED);
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const PUBLIC_INSTANCE_PROPERTIES: &[(
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&str,
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Option<NativeMethodImpl>,
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Option<NativeMethodImpl>,
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)] = &[("pan", Some(pan), Some(set_pan))];
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write.define_public_builtin_instance_properties(mc, PUBLIC_INSTANCE_PROPERTIES);
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const PUBLIC_INSTANCE_SLOTS: &[(&str, Option<f64>)] = &[
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("leftToLeft", None),
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("leftToRight", None),
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("rightToLeft", None),
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("rightToRight", None),
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("volume", None),
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];
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write.define_public_slot_number_class_traits(PUBLIC_INSTANCE_SLOTS);
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class
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}
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