Set the size of the drawing area

otg/gtk/src/components/goban.rs

@@ -32,13 +32,23 @@ You should have received a copy of the GNU General Public License along with On
 // Okay, that wasn't so bad. I'm a little confused that I don't have a code action for renaming a
 // symbol, but I'll fix that some other time. Anyway, now let's focus on the goban.
 
-
 // Now, we know what kind of object we have for the current board representation. Let's make use of
 // that.
 
+use crate::perftrace;
+use gio::resources_lookup_data;
 use glib::Object;
-use gtk::{prelude::*, subclass::prelude::*};
-use std::{rc::Rc, cell::RefCell};
+use gtk::{
+    gdk_pixbuf::{InterpType, Pixbuf},
+    prelude::*,
+    subclass::prelude::*,
+};
+use image::io::Reader as ImageReader;
+use std::{cell::RefCell, io::Cursor, rc::Rc};
+
+const WIDTH: i32 = 800;
+const HEIGHT: i32 = 800;
+const MARGIN: i32 = 20;
 
 // Internal representation of the Goban drawing area.
 #[derive(Default)]
@@ -46,6 +56,8 @@ pub struct GobanPrivate {
     board_state: Rc<RefCell<otg_core::Goban>>,
 }
 
+impl GobanPrivate {}
+
 #[glib::object_subclass]
 impl ObjectSubclass for GobanPrivate {
     const NAME: &'static str = "Goban";
@@ -57,28 +69,76 @@ impl ObjectImpl for GobanPrivate {}
 impl WidgetImpl for GobanPrivate {}
 impl DrawingAreaImpl for GobanPrivate {}
 
-/// This Goban, being in the `components` crate, is merely the rendering of a board. This is not
-/// the primary representation of the board.
-///
-/// In a game of Go, there are certain rules about what are valid moves and what are not.
-/// Internally, I want to keep track of those, and doing so requires a few things.
-///
-/// - We can never repeat a game state (though I think maybe that is allowed in a few rulesets, but
-/// I'm coding to the AGA ruleset)
-/// - We can never play a suicidal move
-///
-/// Finally, updating the board state is non-GUI logic. So, sorry, might be dropping away from GUI
-/// code for a while to work on the backend representation, some of which already exists.
+// This Goban, being in the `components` crate, is merely the rendering of a board. This is not
+// the primary representation of the board.
+//
+// In a game of Go, there are certain rules about what are valid moves and what are not.
+// Internally, I want to keep track of those, and doing so requires a few things.
+//
+// - We can never repeat a game state (though I think maybe that is allowed in a few rulesets, but
+// I'm coding to the AGA ruleset)
+// - We can never play a suicidal move
+//
+// Finally, updating the board state is non-GUI logic. So, sorry, might be dropping away from GUI
+// code for a while to work on the backend representation, some of which already exists.
 glib::wrapper! {
-    pub struct Goban(ObjectSubclass<GobanPrivate>) @extends gtk::Widget, gtk::DrawingArea;
+    pub struct Goban(ObjectSubclass<GobanPrivate>) @extends gtk::DrawingArea, gtk::Widget;
 }
 
 impl Goban {
     pub fn new(board_state: otg_core::Goban) -> Self {
-        let s: Self = Object::new();
+        let s: Self = Object::builder().build();
 
         *s.imp().board_state.borrow_mut() = board_state;
+        s.set_width_request(WIDTH);
+        s.set_height_request(HEIGHT);
+
+        s.set_draw_func({
+            let s = s.clone();
+            move |_, ctx, width, height| {
+                perftrace("render drawing area", || s.redraw(ctx, width, height));
+            }
+        });
 
         s
     }
+
+    fn redraw(&self, ctx: &cairo::Context, width: i32, height: i32) {
+        println!("{} x {}", width, height);
+        /*
+        let wood_texture = resources_lookup_data(
+            "/com/luminescent-dreams/otg-gtk/wood_texture.jpg",
+            gio::ResourceLookupFlags::NONE,
+        )
+        .unwrap();
+
+        let background = ImageReader::new(Cursor::new(wood_texture))
+            .with_guessed_format()
+            .unwrap()
+            .decode();
+        let background = background.map(|background| {
+            Pixbuf::from_bytes(
+                &glib::Bytes::from(background.as_bytes()),
+                gtk::gdk_pixbuf::Colorspace::Rgb,
+                false,
+                8,
+                background.width() as i32,
+                background.height() as i32,
+                background.to_rgb8().sample_layout().height_stride as i32,
+            )
+            .scale_simple(WIDTH, HEIGHT, InterpType::Nearest)
+        });
+
+        match background {
+            Ok(Some(ref background)) => {
+                ctx.set_source_pixbuf(background, 0., 0.);
+                ctx.paint().expect("paint should never fail");
+            }
+            Ok(None) | Err(_) => ctx.set_source_rgb(0.7, 0.7, 0.7),
+        }
+        */
+
+        ctx.set_source_rgb(0.7, 0.7, 0.7);
+        let _ = ctx.paint();
+    }
 }

otg/gtk/src/views/game_review.rs

@@ -38,15 +38,15 @@ impl Default for GameReviewPrivate {
 impl ObjectSubclass for GameReviewPrivate {
     const NAME: &'static str = "GameReview";
     type Type = GameReview;
-    type ParentType = gtk::Grid;
+    type ParentType = gtk::Box;
 }
 
 impl ObjectImpl for GameReviewPrivate {}
 impl WidgetImpl for GameReviewPrivate {}
-impl GridImpl for GameReviewPrivate {}
+impl BoxImpl for GameReviewPrivate {}
 
 glib::wrapper! {
-    pub struct GameReview(ObjectSubclass<GameReviewPrivate>) @extends gtk::Grid, gtk::Widget, @implements gtk::Accessible;
+    pub struct GameReview(ObjectSubclass<GameReviewPrivate>) @extends gtk::Box, gtk::Widget, @implements gtk::Accessible;
 }
 
 impl GameReview {
@@ -54,10 +54,14 @@ impl GameReview {
         let s: Self = Object::builder().build();
 
         let board = Goban::new(otg_core::Goban::default());
+        /*
         s.attach(&board, 0, 0, 2, 2);
         s.attach(&gtk::Label::new(Some("white player")), 0, 2, 1, 1);
         s.attach(&gtk::Label::new(Some("black player")), 0, 2, 1, 2);
         s.attach(&gtk::Label::new(Some("chat")), 1, 2, 2, 2);
+        */
+
+        s.append(&board);
 
         s
     }