pc: draw text

1 files changed, 43 insertions, 0 deletions

diff --git a/pixel-client/src/render/font.rs b/pixel-client/src/render/font.rs
new file mode 100644
index 00000000..ff4abade
--- /dev/null
+++ b/pixel-client/src/render/font.rs
@@ -0,0 +1,43 @@
+use super::{sprite::SpriteDraw, AtlasLayout, Renderer};
+use hurrycurry_protocol::glam::Vec2;
+use sdl2::rect::Rect;
+
+pub struct FontTextures {
+    pub glyphs: [Rect; 128],
+}
+
+impl FontTextures {
+    pub fn init(layout: &AtlasLayout) -> Self {
+        FontTextures {
+            glyphs: (0..128)
+                .into_iter()
+                .map(|n| {
+                    layout
+                        .get(&format!("letter_{n}+a"))
+                        .copied()
+                        .unwrap_or(Rect::new(0, 0, 0, 0))
+                })
+                .collect::<Vec<_>>()
+                .try_into()
+                .unwrap(),
+        }
+    }
+}
+
+impl<'a> Renderer<'a> {
+    pub fn draw_text(&mut self, position: Vec2, text: &str) {
+        let mut cursor = position;
+        for c in text.chars() {
+            if (c as u32) < 128 {
+                let r = self.font_textures.glyphs[c as usize];
+                self.draw_ui(SpriteDraw::overlay(
+                    r,
+                    cursor,
+                    Vec2::new(r.width() as f32, r.height() as f32),
+                    None,
+                ));
+                cursor.x += r.width() as f32;
+            }
+        }
+    }
+}