debug draw

1 files changed, 21 insertions, 0 deletions

diff --git a/evc/src/debug.rs b/evc/src/debug.rs
new file mode 100644
index 0000000..44b51cf
--- /dev/null
+++ b/evc/src/debug.rs
@@ -0,0 +1,21 @@
+use crate::{frame::Frame, pixel::Pixel, view::View};
+
+impl View<&mut Frame> {
+    pub fn draw_box(&mut self, color: Pixel) {
+        let w = self.size.0;
+        let h = self.size.1;
+        for x in 0..w {
+            self[(x, 0)] = color;
+            self[(x, h - 1)] = color;
+        }
+        for y in 0..h {
+            self[(0, y)] = color;
+            self[(w - 1, y)] = color;
+        }
+    }
+}
+impl Pixel {
+    pub const RED: Pixel = Pixel { r: 255, g: 0, b: 0 };
+    pub const GREEN: Pixel = Pixel { r: 0, g: 255, b: 0 };
+    pub const BLUE: Pixel = Pixel { r: 0, g: 0, b: 255 };
+}