Files
server/src/wayland/panel_item.rs
2022-09-13 06:46:30 -04:00

513 lines
14 KiB
Rust

use super::{
seat::{KeyboardInfo, SeatData},
surface::CoreSurface,
};
use crate::{
core::{
client::{Client, INTERNAL_CLIENT},
registry::Registry,
},
nodes::{
core::Node,
item::{register_item_ui_flex, Item, ItemSpecialization, ItemType, TypeInfo},
spatial::Spatial,
},
};
use anyhow::{anyhow, bail, Result};
use glam::Mat4;
use lazy_static::lazy_static;
use libstardustxr::{
flex::{flexbuffer_from_arguments, flexbuffer_from_vector_arguments},
flex_to_vec2,
};
use nanoid::nanoid;
use smithay::{
reexports::wayland_server::{
protocol::wl_pointer::{Axis, ButtonState},
Resource,
},
wayland::{compositor::SurfaceData, shell::xdg::XdgToplevelSurfaceData},
};
use std::sync::{Arc, Weak};
use xkbcommon::xkb::{self, ffi::XKB_KEYMAP_FORMAT_TEXT_V1, Keymap};
lazy_static! {
static ref ITEM_TYPE_INFO_PANEL: TypeInfo = TypeInfo {
type_name: "panel",
aliased_local_signals: vec![
"applySurfaceMaterial",
"applyCursorMaterial",
"pointerDeactivate",
"pointerScroll",
"pointerButton",
"pointerMotion",
"keyboardSetActive",
"keyboardSetKeyState",
"keyboardSetModifiers",
"resize",
"close",
],
aliased_local_methods: vec![],
aliased_remote_signals: vec!["resize", "setCursor",],
aliased_remote_methods: vec![],
ui: Default::default(),
items: Registry::new(),
acceptors: Registry::new(),
};
}
pub struct PanelItem {
node: Weak<Node>,
core_surface: Weak<CoreSurface>,
seat_data: SeatData,
}
impl PanelItem {
pub fn create(core_surface: &Arc<CoreSurface>) -> Arc<Node> {
let node = Arc::new(Node::create(
&INTERNAL_CLIENT,
"/item/panel/item",
&nanoid!(),
true,
));
Spatial::add_to(&node, None, Mat4::IDENTITY).unwrap();
let seat_data = SeatData::new(
&core_surface.dh,
core_surface.wl_surface().client_id().unwrap(),
);
let specialization = ItemType::Panel(PanelItem {
node: Arc::downgrade(&node),
core_surface: Arc::downgrade(core_surface),
seat_data,
});
let item = Item::add_to(&node, &ITEM_TYPE_INFO_PANEL, specialization);
if let ItemType::Panel(panel) = &item.specialization {
let _ = panel.seat_data.panel_item.set(Arc::downgrade(&item));
}
node.add_local_signal(
"applySurfaceMaterial",
PanelItem::apply_surface_material_flex,
);
node.add_local_signal("applyCursorMaterial", PanelItem::apply_cursor_material_flex);
node.add_local_signal("pointerDeactivate", PanelItem::pointer_deactivate_flex);
node.add_local_signal("pointerScroll", PanelItem::pointer_scroll_flex);
node.add_local_signal("pointerButton", PanelItem::pointer_button_flex);
node.add_local_signal("pointerMotion", PanelItem::pointer_motion_flex);
node.add_local_signal(
"keyboardActivateString",
PanelItem::keyboard_activate_string_flex,
);
node.add_local_signal(
"keyboardActivateNames",
PanelItem::keyboard_activate_names_flex,
);
node.add_local_signal("keyboardDeactivate", PanelItem::keyboard_deactivate_flex);
node.add_local_signal("keyboardKeyState", PanelItem::keyboard_key_state_flex);
node
}
fn from_node(node: &Node) -> &PanelItem {
match &node.item.get().unwrap().specialization {
ItemType::Panel(panel_item) => panel_item,
_ => unreachable!(),
}
}
fn apply_surface_material_flex(
node: &Node,
calling_client: Arc<Client>,
data: &[u8],
) -> Result<()> {
let flex_vec = flexbuffers::Reader::get_root(data)?.get_vector()?;
let model_node = calling_client
.scenegraph
.get_node(flex_vec.idx(0).as_str())
.ok_or_else(|| anyhow!("Model node not found"))?;
let model = model_node
.model
.get()
.ok_or_else(|| anyhow!("Node is not a model"))?;
let material_idx = flex_vec.idx(1).get_u64()? as u32;
if let ItemType::Panel(panel_item) = &node.item.get().unwrap().specialization {
if let Some(core_surface) = panel_item.core_surface.upgrade() {
core_surface.apply_material(model.clone(), material_idx);
}
}
Ok(())
}
fn apply_cursor_material_flex(
node: &Node,
calling_client: Arc<Client>,
data: &[u8],
) -> Result<()> {
let flex_vec = flexbuffers::Reader::get_root(data)?.get_vector()?;
let model_node = calling_client
.scenegraph
.get_node(flex_vec.idx(0).as_str())
.ok_or_else(|| anyhow!("Model node not found"))?;
let model = model_node
.model
.get()
.ok_or_else(|| anyhow!("Node is not a model"))?;
let material_idx = flex_vec.idx(1).get_u64()? as u32;
if let ItemType::Panel(panel_item) = &node.item.get().unwrap().specialization {
if let Some(cursor) = &*panel_item.seat_data.cursor.lock() {
if let Some(core_surface) = cursor.lock().core_surface.upgrade() {
core_surface.apply_material(model.clone(), material_idx);
}
}
}
Ok(())
}
pub fn on_mapped(core_surface: &Arc<CoreSurface>, surface_data: &SurfaceData) {
if surface_data
.data_map
.get::<XdgToplevelSurfaceData>()
.is_some()
{
surface_data
.data_map
.insert_if_missing_threadsafe(|| PanelItem::create(core_surface));
}
}
pub fn if_mapped(core_surface: &Arc<CoreSurface>, surface_data: &SurfaceData) {
if let Some(panel_node) = surface_data.data_map.get::<Arc<Node>>() {
let panel_item = PanelItem::from_node(panel_node);
core_surface.with_data(|core_surface_data| {
if core_surface_data.resized {
panel_item.resize(core_surface);
core_surface_data.resized = false;
}
});
panel_item.set_cursor();
}
}
pub fn resize(&self, core_surface: &CoreSurface) {
core_surface.with_data(|data| {
if data.resized {
let _ = self.node.upgrade().unwrap().send_remote_signal(
"resize",
&flexbuffer_from_vector_arguments(|vec| {
vec.push(data.size.x);
vec.push(data.size.y);
}),
);
data.resized = false;
}
});
}
pub fn set_cursor(&self) {
let mut cursor_changed = self.seat_data.cursor_changed.lock();
if !*cursor_changed {
return;
}
let mut data = flexbuffer_from_arguments(|flex| {
flex.build_singleton(());
});
if let Some(cursor) = &*self.seat_data.cursor.lock() {
let cursor = cursor.lock();
if let Some(core_surface) = cursor.core_surface.upgrade() {
if let Some(mapped_data) = &*core_surface.mapped_data.lock() {
data = flexbuffer_from_vector_arguments(|vec| {
let mut size_vec = vec.start_vector();
let size = mapped_data.size;
size_vec.push(size.x);
size_vec.push(size.y);
size_vec.end_vector();
let mut hotspot_vec = vec.start_vector();
hotspot_vec.push(cursor.hotspot.x);
hotspot_vec.push(cursor.hotspot.y);
hotspot_vec.end_vector();
});
} else {
return;
};
} else {
return;
}
}
let _ = self
.node
.upgrade()
.unwrap()
.send_remote_signal("setCursor", &data);
*cursor_changed = false;
}
fn pointer_deactivate_flex(
node: &Node,
_calling_client: Arc<Client>,
_data: &[u8],
) -> Result<()> {
let panel_item = PanelItem::from_node(node);
if *panel_item.seat_data.pointer_active.lock() {
if let Some(core_surface) = panel_item.core_surface.upgrade() {
if let Some(pointer) = panel_item.seat_data.pointer() {
pointer.leave(0, &core_surface.wl_surface());
*panel_item.seat_data.pointer_active.lock() = false;
pointer.frame();
core_surface.flush_clients();
}
}
}
Ok(())
}
fn pointer_motion_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
if let ItemType::Panel(panel_item) = &node.item.get().unwrap().specialization {
if let Some(pointer) = panel_item.seat_data.pointer() {
if let Some(core_surface) = panel_item.core_surface.upgrade() {
let flex_vec = flexbuffers::Reader::get_root(data)?.get_vector()?;
let x = flex_vec.index(0)?.get_f64()?;
let y = flex_vec.index(1)?.get_f64()?;
let mut pointer_active = panel_item.seat_data.pointer_active.lock();
if *pointer_active {
pointer.motion(0, x, y);
} else {
pointer.enter(0, &core_surface.wl_surface(), x, y);
*pointer_active = true;
}
pointer.frame();
core_surface.flush_clients();
}
}
}
Ok(())
}
fn pointer_button_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
if let ItemType::Panel(panel_item) = &node.item.get().unwrap().specialization {
if let Some(pointer) = panel_item.seat_data.pointer() {
if *panel_item.seat_data.pointer_active.lock() {
if let Some(core_surface) = panel_item.core_surface.upgrade() {
let flex_vec = flexbuffers::Reader::get_root(data)?.get_vector()?;
let button = flex_vec.index(0)?.get_u64()? as u32;
let state = flex_vec.index(1)?.get_u64()? as u32;
pointer.button(
0,
0,
button,
match state {
0 => ButtonState::Released,
1 => ButtonState::Pressed,
_ => {
bail!("Button state is out of bounds")
}
},
);
pointer.frame();
core_surface.flush_clients();
}
}
}
}
Ok(())
}
fn pointer_scroll_flex(node: &Node, _calling_client: Arc<Client>, data: &[u8]) -> Result<()> {
if let ItemType::Panel(panel_item) = &node.item.get().unwrap().specialization {
if let Some(pointer) = panel_item.seat_data.pointer() {
if *panel_item.seat_data.pointer_active.lock() {
if let Some(core_surface) = panel_item.core_surface.upgrade() {
let flex = flexbuffers::Reader::get_root(data)?;
if flex.flexbuffer_type().is_null() {
pointer.axis_stop(0, Axis::HorizontalScroll);
pointer.axis_stop(0, Axis::VerticalScroll);
} else {
let flex_vec = flex.get_vector()?;
let axis_continuous_vec = flex_to_vec2!(flex_vec.idx(0))
.ok_or_else(|| anyhow!("No continuous axis vector!"))?;
pointer.axis(0, Axis::HorizontalScroll, axis_continuous_vec.x as f64);
pointer.axis(0, Axis::VerticalScroll, axis_continuous_vec.y as f64);
if let Some(axis_discrete_vec) = flex_to_vec2!(flex_vec.idx(0)) {
pointer.axis_discrete(
Axis::HorizontalScroll,
axis_discrete_vec.x as i32,
);
pointer.axis_discrete(
Axis::VerticalScroll,
axis_discrete_vec.y as i32,
);
}
}
pointer.frame();
core_surface.flush_clients();
}
}
}
}
Ok(())
}
fn keyboard_activate_string_flex(
node: &Node,
_calling_client: Arc<Client>,
data: &[u8],
) -> Result<()> {
let keymap_str = flexbuffers::Reader::get_root(data)?.get_str()?;
let context = xkb::Context::new(0);
let keymap = Keymap::new_from_string(
&context,
keymap_str.to_string(),
XKB_KEYMAP_FORMAT_TEXT_V1,
0,
)
.ok_or_else(|| anyhow!("Keymap is not valid"))?;
PanelItem::keyboard_activate_flex(node, &keymap)
}
fn keyboard_activate_names_flex(
node: &Node,
_calling_client: Arc<Client>,
data: &[u8],
) -> Result<()> {
let flex_vec = flexbuffers::Reader::get_root(data)?.get_vector()?;
let rules = flex_vec.idx(0).as_str();
let model = flex_vec.idx(1).as_str();
let layout = flex_vec.idx(2).as_str();
let variant = flex_vec.idx(3).as_str();
let options = match flex_vec.index(4).ok() {
Some(options) => Some(options.get_str()?.to_string()),
None => None,
};
let context = xkb::Context::new(0);
let keymap = Keymap::new_from_names(
&context,
rules,
model,
layout,
variant,
options,
XKB_KEYMAP_FORMAT_TEXT_V1,
)
.ok_or_else(|| anyhow!("Keymap is not valid"))?;
PanelItem::keyboard_activate_flex(node, &keymap)
}
fn keyboard_activate_flex(node: &Node, keymap: &Keymap) -> Result<()> {
if let ItemType::Panel(panel_item) = &node.item.get().unwrap().specialization {
if let Some(keyboard) = panel_item.seat_data.keyboard() {
if let Some(core_surface) = panel_item.core_surface.upgrade() {
let mut keyboard_info = panel_item.seat_data.keyboard_info.lock();
if keyboard_info.is_none() {
keyboard.enter(0, &core_surface.wl_surface(), vec![]);
keyboard.repeat_info(0, 0);
}
keyboard_info.replace(KeyboardInfo::new(keymap));
keyboard_info.as_ref().unwrap().keymap.send(keyboard)?;
}
}
}
Ok(())
}
fn keyboard_deactivate_flex(
node: &Node,
_calling_client: Arc<Client>,
_data: &[u8],
) -> Result<()> {
if let ItemType::Panel(panel_item) = &node.item.get().unwrap().specialization {
if let Some(keyboard) = panel_item.seat_data.keyboard() {
if let Some(core_surface) = panel_item.core_surface.upgrade() {
let mut keyboard_info = panel_item.seat_data.keyboard_info.lock();
if keyboard_info.is_some() {
keyboard.leave(0, &core_surface.wl_surface());
*keyboard_info = None;
}
}
}
}
Ok(())
}
fn keyboard_key_state_flex(
node: &Node,
_calling_client: Arc<Client>,
data: &[u8],
) -> Result<()> {
if let ItemType::Panel(panel_item) = &node.item.get().unwrap().specialization {
if let Some(keyboard) = panel_item.seat_data.keyboard() {
let mut keyboard_info = panel_item.seat_data.keyboard_info.lock();
if let Some(keyboard_info) = &mut *keyboard_info {
let flex_vec = flexbuffers::Reader::get_root(data)?.get_vector()?;
let key = flex_vec.index(0)?.get_u64()? as u32;
let state = flex_vec.index(1)?.get_u64()? as u32;
keyboard_info.process(key, state, &keyboard)?;
}
}
}
Ok(())
}
}
impl ItemSpecialization for PanelItem {
fn serialize_start_data(&self, vec: &mut flexbuffers::VectorBuilder) {
// Panel size
{
let mut size_vec = vec.start_vector();
self.core_surface.upgrade().unwrap().with_data(|data| {
size_vec.push(data.size.x);
size_vec.push(data.size.y);
});
}
// Cursor size and hotspot
if let Some(cursor) = &*self.seat_data.cursor.lock() {
let cursor = cursor.lock();
if let Some(cursor_core_surface) = cursor.core_surface.upgrade() {
if let Some(mapped_data) = &*cursor_core_surface.mapped_data.lock() {
let mut cursor_vec = vec.start_vector();
{
let mut cursor_size_vec = cursor_vec.start_vector();
cursor_size_vec.push(mapped_data.size.x);
cursor_size_vec.push(mapped_data.size.y);
}
{
let mut cursor_hotspot_vec = cursor_vec.start_vector();
cursor_hotspot_vec.push(cursor.hotspot.x);
cursor_hotspot_vec.push(cursor.hotspot.y);
}
} else {
vec.push(());
}
} else {
vec.push(());
}
} else {
vec.push(());
}
}
}
pub fn register_panel_item_ui_flex(
_node: &Node,
calling_client: Arc<Client>,
_data: &[u8],
) -> Result<()> {
register_item_ui_flex(calling_client, &ITEM_TYPE_INFO_PANEL)
}