qemu-display: Add a MultiTouch interface implementation

qemu-display/src/console.rs

@@ -9,7 +9,10 @@ use uds_windows::UnixStream;
 use zbus::zvariant::Fd;
 use zbus::{zvariant::ObjectPath, Connection};
 
-use crate::{util, ConsoleListener, ConsoleListenerHandler, KeyboardProxy, MouseProxy, Result};
+use crate::{
+    util, ConsoleListener, ConsoleListenerHandler, KeyboardProxy, MouseProxy, MultiTouchProxy,
+    Result,
+};
 #[cfg(windows)]
 use crate::{
     ConsoleListenerD3d11, ConsoleListenerD3d11Handler, ConsoleListenerMap,
@@ -58,6 +61,8 @@ pub struct Console {
     pub keyboard: KeyboardProxy<'static>,
     #[derivative(Debug = "ignore")]
     pub mouse: MouseProxy<'static>,
+    #[derivative(Debug = "ignore")]
+    pub multi_touch: MultiTouchProxy<'static>,
     listener: RwLock<Option<Connection>>,
     #[cfg(windows)]
     peer_pid: u32,
@@ -72,10 +77,15 @@ impl Console {
             .build()
             .await?;
         let mouse = MouseProxy::builder(conn).path(&obj_path)?.build().await?;
+        let multi_touch = MultiTouchProxy::builder(conn)
+            .path(&obj_path)?
+            .build()
+            .await?;
         Ok(Self {
             proxy,
             keyboard,
             mouse,
+            multi_touch,
             listener: RwLock::new(None),
             #[cfg(windows)]
             peer_pid,

qemu-display/src/lib.rs

@@ -36,6 +36,9 @@ pub use mouse::*;
 mod display;
 pub use display::*;
 
+mod multi_touch;
+pub use multi_touch::*;
+
 #[cfg(unix)]
 mod usbredir;
 #[cfg(unix)]

qemu-display/src/multi_touch.rs

@@ -0,0 +1,22 @@
+use serde::{Deserialize, Serialize};
+use zbus::zvariant::Type;
+
+#[repr(u32)]
+#[derive(Type, Debug, PartialEq, Copy, Clone, Eq, Serialize, Deserialize)]
+pub enum TouchEventKind {
+    Begin = 0,
+    Update = 1,
+    End = 2,
+    Cancel = 3,
+}
+
+#[zbus::proxy(
+    default_service = "org.qemu",
+    interface = "org.qemu.Display1.MultiTouch"
+)]
+pub trait MultiTouch {
+    fn send_event(&self, kind: TouchEventKind, num_slot: u64, x: f64, y: f64) -> zbus::Result<()>;
+
+    #[dbus_proxy(property)]
+    fn max_slots(&self) -> zbus::Result<i32>;
+}