implement a bit more in the test

1 files changed, 44 insertions, 8 deletions

diff --git a/test/rl.rs b/test/rl.rs
index 2ea664f..c6c3b1b 100644
--- a/test/rl.rs
+++ b/test/rl.rs
@@ -1,18 +1,54 @@
 extern mod term;
 use core::io::ReaderUtil;
 
-fn main () {
+fn term_app (body: &fn ()) {
     term::info::init();
-    let (rows, cols) = term::ios::size();
     do term::ios::preserve {
-        term::ios::cbreak();
         do term::info::with_alternate_screen {
-            term::info::clear();
-            for uint::range(0, rows) |i| {
-                term::info::move(0, i);
-                io::print(str::repeat(".", cols));
+            body()
+        }
+    }
+}
+
+fn draw_map (rows: uint, cols: uint) {
+    for uint::range(0, rows) |i| {
+        term::info::move(0, i);
+        io::print(str::repeat(".", cols));
+    }
+}
+
+fn draw_character (x: uint, y: uint) {
+    term::info::move(x, y);
+    io::print("@");
+    term::info::move(x, y);
+}
+
+fn draw_ground (x: uint, y: uint) {
+    term::info::move(x, y);
+    io::print(".");
+}
+
+fn main () {
+    let (rows, cols) = term::ios::size();
+
+    do term_app {
+        term::ios::cbreak();
+        term::ios::echo(false);
+        term::info::clear();
+
+        draw_map(rows, cols);
+
+        let mut (x, y) = (0u, 0u);
+        loop {
+            draw_character(x, y);
+            match io::stdin().read_char() {
+                'q' => { break }
+                'h' if x > 0        => { draw_ground(x, y); x -= 1 }
+                'j' if y < rows - 1 => { draw_ground(x, y); y += 1 }
+                'k' if y > 0        => { draw_ground(x, y); y -= 1 }
+                'l' if x < cols - 1 => { draw_ground(x, y); x += 1 }
+                _   => { }
             }
-            io::stdin().read_char();
         }
     }
 }