Detect mouse clicks on the board

kifu/kifu-core/src/types.rs

@@ -1,6 +1,6 @@
 use std::time::Duration;
 
-#[derive(Clone, Copy, Debug)]
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub enum Color {
     Black,
     White,

kifu/kifu-core/src/ui/mod.rs

@@ -2,4 +2,7 @@ mod playing_field;
 pub use playing_field::{playing_field, PlayingFieldView};
 
 mod types;
-pub use types::{ChatElement, GobanElement, PlayerCardElement, StoneElement, TextFieldElement};
+pub use types::{
+    BoardElement, ChatElement, IntersectionElement, PlayerCardElement, StoneElement,
+    TextFieldElement,
+};

kifu/kifu-core/src/ui/playing_field.rs

@@ -3,7 +3,7 @@ use crate::ui::types;
 
 #[derive(Clone, Debug)]
 pub struct PlayingFieldView {
-    pub board: types::GobanElement,
+    pub board: types::BoardElement,
     pub player_card_black: types::PlayerCardElement,
     pub player_card_white: types::PlayerCardElement,
     pub chat: types::ChatElement,
@@ -12,7 +12,7 @@ pub struct PlayingFieldView {
 }
 
 pub fn playing_field() -> PlayingFieldView {
-    let board = types::GobanElement::default();
+    let board = types::BoardElement::default();
 
     let player_card_black = types::PlayerCardElement {
         color: Color::Black,

kifu/kifu-core/src/ui/types.rs

@@ -1,12 +1,12 @@
 use crate::types::{Color, Size};
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Copy, Debug, PartialEq)]
 pub struct Jitter {
     pub x: i8,
     pub y: i8,
 }
 
-#[derive(Clone, Debug)]
+#[derive(Clone, Copy, Debug, PartialEq)]
 pub struct StoneElement {
     pub color: Color,
     pub jitter: Jitter,
@@ -21,28 +21,44 @@ impl StoneElement {
     }
 }
 
-#[derive(Clone, Debug)]
-pub struct GobanElement {
-    pub size: Size,
-    pub spaces: Vec<Option<StoneElement>>,
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub struct PlayStoneRequest {
+    col: u8,
+    row: u8,
 }
 
-impl GobanElement {
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub enum IntersectionElement {
+    Unplayable,
+    Empty(PlayStoneRequest),
+    Filled(StoneElement),
+}
+
+#[derive(Clone, Debug)]
+pub struct BoardElement {
+    pub size: Size,
+    pub spaces: Vec<IntersectionElement>,
+}
+
+impl BoardElement {
     pub fn new(size: Size) -> Self {
-        Self {
-            size: size.clone(),
-            spaces: (0..((size.width as usize) * (size.height as usize)))
-                .map(|_| None)
-                .collect::<Vec<Option<StoneElement>>>(),
-        }
+        let spaces: Vec<IntersectionElement> = (0..size.height)
+            .map(|row| {
+                (0..size.width)
+                    .map(|col| IntersectionElement::Empty(PlayStoneRequest { col, row }))
+                    .collect::<Vec<IntersectionElement>>()
+            })
+            .collect::<Vec<Vec<IntersectionElement>>>()
+            .concat();
+        Self { size, spaces }
     }
 
-    pub fn stone_mut<'a>(&'a mut self, row: u8, col: u8) -> &'a mut Option<StoneElement> {
+    pub fn stone_mut<'a>(&'a mut self, row: u8, col: u8) -> &'a mut IntersectionElement {
         let addr = self.addr(row, col);
         &mut self.spaces[addr]
     }
 
-    pub fn stone(&self, row: u8, col: u8) -> Option<StoneElement> {
+    pub fn stone(&self, row: u8, col: u8) -> IntersectionElement {
         self.spaces[self.addr(row, col)].clone()
     }
 
@@ -51,7 +67,7 @@ impl GobanElement {
     }
 }
 
-impl Default for GobanElement {
+impl Default for BoardElement {
     fn default() -> Self {
         Self::new(Size::default())
     }

kifu/kifu-gtk/src/ui/board.rs

@@ -6,7 +6,10 @@ use gtk::{
     subclass::prelude::*,
 };
 use image::io::Reader as ImageReader;
-use kifu_core::{ui::GobanElement, Color};
+use kifu_core::{
+    ui::{BoardElement, IntersectionElement},
+    Color,
+};
 use std::{cell::RefCell, io::Cursor, rc::Rc};
 
 const WIDTH: i32 = 800;
@@ -18,36 +21,36 @@ struct Addr {
     column: u8,
 }
 
-pub struct GobanPrivate {
+pub struct BoardPrivate {
     drawing_area: gtk::DrawingArea,
 
     current_player: Rc<RefCell<Color>>,
-    goban: Rc<RefCell<GobanElement>>,
+    board: Rc<RefCell<BoardElement>>,
     cursor_location: Rc<RefCell<Addr>>,
 }
 
 #[glib::object_subclass]
-impl ObjectSubclass for GobanPrivate {
-    const NAME: &'static str = "Goban";
-    type Type = Goban;
+impl ObjectSubclass for BoardPrivate {
+    const NAME: &'static str = "Board";
+    type Type = Board;
     type ParentType = gtk::Grid;
 
-    fn new() -> GobanPrivate {
-        GobanPrivate {
+    fn new() -> BoardPrivate {
+        BoardPrivate {
             drawing_area: Default::default(),
             current_player: Rc::new(RefCell::new(Color::Black)),
-            goban: Default::default(),
+            board: Default::default(),
             cursor_location: Default::default(),
         }
     }
 }
 
-impl ObjectImpl for GobanPrivate {
+impl ObjectImpl for BoardPrivate {
     fn constructed(&self) {
         self.drawing_area.set_width_request(WIDTH);
         self.drawing_area.set_height_request(HEIGHT);
 
-        let goban = self.goban.clone();
+        let board = self.board.clone();
         let cursor_location = self.cursor_location.clone();
         let current_player = self.current_player.clone();
 
@@ -75,7 +78,7 @@ impl ObjectImpl for GobanPrivate {
 
         self.drawing_area
             .set_draw_func(move |_, context, width, height| {
-                let goban = goban.borrow();
+                let board = board.borrow();
                 match background {
                     Ok(Some(ref background)) => {
                         context.set_source_pixbuf(&background, 0., 0.);
@@ -87,8 +90,8 @@ impl ObjectImpl for GobanPrivate {
 
                 context.set_source_rgb(0.1, 0.1, 0.1);
                 context.set_line_width(2.);
-                let hspace_between = ((width - 40) as f64) / ((goban.size.width - 1) as f64);
-                let vspace_between = ((height - 40) as f64) / ((goban.size.height - 1) as f64);
+                let hspace_between = ((width - 40) as f64) / ((board.size.width - 1) as f64);
+                let vspace_between = ((height - 40) as f64) / ((board.size.height - 1) as f64);
 
                 let pen = Pen {
                     x_offset: 20.,
@@ -97,12 +100,12 @@ impl ObjectImpl for GobanPrivate {
                     vspace_between,
                 };
 
-                (0..goban.size.width).for_each(|col| {
+                (0..board.size.width).for_each(|col| {
                     context.move_to(20.0 + (col as f64) * hspace_between, 20.0);
                     context.line_to(20.0 + (col as f64) * hspace_between, (height as f64) - 20.0);
                     let _ = context.stroke();
                 });
-                (0..goban.size.height).for_each(|row| {
+                (0..board.size.height).for_each(|row| {
                     context.move_to(20.0, 20.0 + (row as f64) * vspace_between);
                     context.line_to((width - 20) as f64, 20.0 + (row as f64) * vspace_between);
                     let _ = context.stroke();
@@ -117,29 +120,38 @@ impl ObjectImpl for GobanPrivate {
 
                 (0..19).for_each(|col| {
                     (0..19).for_each(|row| {
-                        match goban.stone(row, col) {
-                            None => {}
-                            Some(element) => {
-                                pen.stone(&context, row, col, element.color);
+                        match board.stone(row, col) {
+                            IntersectionElement::Unplayable => {}
+                            IntersectionElement::Empty(request) => {}
+                            IntersectionElement::Filled(stone) => {
+                                pen.stone(&context, row, col, stone.color);
                             }
                         };
                     })
                 });
 
                 let cursor = cursor_location.borrow();
-                pen.ghost_stone(context, cursor.row, cursor.column, *current_player.borrow());
+                match board.stone(cursor.row, cursor.column) {
+                    IntersectionElement::Empty(_) => pen.ghost_stone(
+                        context,
+                        cursor.row,
+                        cursor.column,
+                        *current_player.borrow(),
+                    ),
+                    _ => {}
+                }
             });
 
         let motion_controller = gtk::EventControllerMotion::new();
         {
-            let goban = self.goban.clone();
+            let board = self.board.clone();
             let cursor = self.cursor_location.clone();
             let drawing_area = self.drawing_area.clone();
             motion_controller.connect_motion(move |_, x, y| {
-                let goban = goban.borrow();
+                let board = board.borrow();
                 let mut cursor = cursor.borrow_mut();
-                let hspace_between = ((WIDTH - 40) as f64) / ((goban.size.width - 1) as f64);
-                let vspace_between = ((HEIGHT - 40) as f64) / ((goban.size.height - 1) as f64);
+                let hspace_between = ((WIDTH - 40) as f64) / ((board.size.width - 1) as f64);
+                let vspace_between = ((HEIGHT - 40) as f64) / ((board.size.height - 1) as f64);
 
                 let addr = Addr {
                     column: ((x.round() - 20.) / hspace_between).round() as u8,
@@ -153,25 +165,42 @@ impl ObjectImpl for GobanPrivate {
             });
         }
 
+        let gesture = gtk::GestureClick::new();
+        {
+            let board = self.board.clone();
+            let cursor = self.cursor_location.clone();
+            gesture.connect_released(move |_, _, _, _| {
+                let board = board.borrow();
+                let cursor = cursor.borrow();
+                match board.stone(cursor.row, cursor.column) {
+                    IntersectionElement::Empty(request) => {
+                        println!("need to send request: {:?}", request)
+                    }
+                    _ => {}
+                }
+            });
+        }
+
         self.drawing_area.add_controller(motion_controller);
+        self.drawing_area.add_controller(gesture);
     }
 }
-impl WidgetImpl for GobanPrivate {}
-impl GridImpl for GobanPrivate {}
+impl WidgetImpl for BoardPrivate {}
+impl GridImpl for BoardPrivate {}
 
 glib::wrapper! {
-    pub struct Goban(ObjectSubclass<GobanPrivate>) @extends gtk::Grid, gtk::Widget;
+    pub struct Board(ObjectSubclass<BoardPrivate>) @extends gtk::Grid, gtk::Widget;
 }
 
-impl Goban {
+impl Board {
     pub fn new() -> Self {
         let s: Self = Object::builder().build();
         s.attach(&s.imp().drawing_area, 1, 1, 1, 1);
         s
     }
 
-    pub fn set_board(&self, goban: GobanElement) {
-        *self.imp().goban.borrow_mut() = goban;
+    pub fn set_board(&self, board: BoardElement) {
+        *self.imp().board.borrow_mut() = board;
         self.imp().drawing_area.queue_draw();
     }
 

kifu/kifu-gtk/src/ui/mod.rs

@@ -7,8 +7,8 @@ pub use chat::Chat;
 mod playing_field;
 pub use playing_field::PlayingField;
 
-mod goban;
-pub use goban::Goban;
+mod board;
+pub use board::Board;
 
 #[cfg(feature = "screenplay")]
 pub use playing_field::playing_field_view;

kifu/kifu-gtk/src/ui/playing_field.rs

@@ -1,10 +1,10 @@
-use crate::ui::{Chat, Goban, PlayerCard};
+use crate::ui::{Board, Chat, PlayerCard};
 use glib::Object;
 use gtk::{prelude::*, subclass::prelude::*};
 use kifu_core::{
     ui::{
-        ChatElement, GobanElement, PlayerCardElement, PlayingFieldView, StoneElement,
-        TextFieldElement,
+        BoardElement, ChatElement, IntersectionElement, PlayerCardElement, PlayingFieldView,
+        StoneElement, TextFieldElement,
     },
     Color, Size,
 };
@@ -23,7 +23,7 @@ pub struct PlayingFieldView {
 */
 
 pub struct PlayingFieldPrivate {
-    goban: Goban,
+    goban: Board,
     player_card_white: Rc<RefCell<Option<PlayerCard>>>,
     player_card_black: Rc<RefCell<Option<PlayerCard>>>,
     chat: Rc<RefCell<Option<Chat>>>,
@@ -32,7 +32,7 @@ pub struct PlayingFieldPrivate {
 impl Default for PlayingFieldPrivate {
     fn default() -> Self {
         Self {
-            goban: Goban::new(),
+            goban: Board::new(),
             player_card_white: Rc::new(RefCell::new(None)),
             player_card_black: Rc::new(RefCell::new(None)),
             chat: Rc::new(RefCell::new(None)),
@@ -48,7 +48,7 @@ impl ObjectSubclass for PlayingFieldPrivate {
 
     fn new() -> Self {
         Self {
-            goban: Goban::new(),
+            goban: Board::new(),
             player_card_white: Rc::new(RefCell::new(None)),
             player_card_black: Rc::new(RefCell::new(None)),
             chat: Rc::new(RefCell::new(None)),
@@ -90,9 +90,13 @@ impl PlayingField {
 
 #[cfg(feature = "screenplay")]
 pub fn playing_field_view() -> PlayingFieldView {
-    let mut board = GobanElement::default();
-    *board.stone_mut(4, 4) = Some(StoneElement::new(Color::White));
-    *board.stone_mut(15, 15) = Some(StoneElement::new(Color::Black));
+    let mut board = BoardElement::new(Size {
+        width: 19,
+        height: 19,
+    });
+    *board.stone_mut(4, 4) = IntersectionElement::Filled(StoneElement::new(Color::White));
+    *board.stone_mut(15, 15) = IntersectionElement::Filled(StoneElement::new(Color::Black));
+    *board.stone_mut(18, 18) = IntersectionElement::Unplayable;
     let player_card_black = PlayerCardElement {
         color: Color::Black,
         name: "Savanni".to_owned(),

rust-toolchain.toml

@@ -1,3 +0,0 @@
-[toolchain]
-channel = "1.68.2"
-components = ["rust-src"]