:WIP: Web UI with stdwebHEADmaster

1 files changed, 61 insertions, 0 deletions

diff --git a/src/canvas.rs b/src/canvas.rs
new file mode 100644
index 0000000..ead8636
--- /dev/null
+++ b/src/canvas.rs
@@ -0,0 +1,61 @@
+use stdweb::web::CanvasRenderingContext2d;
+use crate::{Level, Tile};
+
+use crate::Direction;
+
+const SCALE_X: f64 = 8.0;
+const SCALE_Y: f64 = 4.0;
+
+pub fn render_level(canvas: &mut CanvasRenderingContext2d, level: &Level) {
+    let region = &level.region;
+
+    let x_offset = 20.0;
+    let y_offset = 20.0;
+
+
+    for y in 0..region.height() {
+        for x in 0..region.width() {
+            let old_width = canvas.get_line_width();
+            canvas.set_line_width(2.0);
+            canvas.set_fill_style_color("lightgrey");
+            let x_f = x as f64;
+            let y_f = y as f64;
+
+            let x_l = x_offset + (x_f * SCALE_X);
+            let x_r = x_offset + (x_f + 1.0) * SCALE_X;
+
+            let y_t = y_offset + (y_f * SCALE_Y);
+            let y_b = y_offset + (y_f + 1.0) * SCALE_Y;
+
+
+            let tile = region.get(x, y).unwrap();
+            if let Some(tile) = tile {
+                canvas.fill_rect(x_l, y_t, x_r - x_l, y_b - y_t);
+                if tile.connections & Direction::UP == 0 {
+                    canvas.begin_path();
+                    canvas.move_to(x_l, y_t);
+                    canvas.line_to(x_r, y_t);
+                    canvas.stroke();
+                }
+                if tile.connections & Direction::RIGHT == 0 {
+                    canvas.begin_path();
+                    canvas.move_to(x_r, y_t);
+                    canvas.line_to(x_r, y_b);
+                    canvas.stroke();
+                } 
+                if tile.connections & Direction::DOWN == 0 {
+                    canvas.begin_path();
+                    canvas.move_to(x_l, y_b);
+                    canvas.line_to(x_r, y_b);
+                    canvas.stroke();
+                } 
+                if tile.connections & Direction::LEFT == 0 {
+                    canvas.begin_path();
+                    canvas.move_to(x_l, y_t);
+                    canvas.line_to(x_l, y_b);
+                    canvas.stroke();
+                } 
+            }
+        }
+    }
+}