change brush size and colour

1 files changed, 37 insertions, 2 deletions

diff --git a/client/paintui/paintui.ha b/client/paintui/paintui.ha
index ce55bb7..212e16b 100644
--- a/client/paintui/paintui.ha
+++ b/client/paintui/paintui.ha
@@ -10,12 +10,31 @@
 use drawing;
 use drawing::{pos};
 
+export const sizes: [_]u8 = [
+	1, 2, 4, 8, 16, 32, 48, 64, 80, 96, 112, 128
+];
+
+const colors: [_]u32 = [
+	0xffffff, // white
+	0xff4040, // red
+	0xff8000, // orange
+	0xc0c040, // yellow 
+	0x00c000, // green
+	0x00c0c0, // teal
+	0x4040ff, // blue
+	0xc000c0, // purple
+ 	0x808080, // grey
+	0x000000, // black
+];
+
 export type state = struct {
 	// last known mouse position, in world coordinates
 	last_mouse_pos: pos,
 	// last known mouse pressed-ness
-	last_mouse_pressed: bool
+	last_mouse_pressed: bool,
 
+	size_idx: size,
+	color: u32
 };
 
 export fn tick(
@@ -32,7 +51,23 @@ export fn tick(
 		&& (mouse_pos.0 != pstate.last_mouse_pos.0
 			|| mouse_pos.1 != pstate.last_mouse_pos.1
 			|| (!pstate.last_mouse_pressed)))
-		mouse_pos: drawing::op_circle
+		drawing::op_circle {
+			pos = mouse_pos,
+			radius = sizes[pstate.size_idx],
+			color = pstate.color,
+		}
 	else void;
 };
 
+export fn mousewheel(pstate: *state, amt: i32) void = {
+	if (amt < 0 && pstate.size_idx > 0)
+		pstate.size_idx -= 1
+	else if (amt > 0 && pstate.size_idx < len(sizes) - 1)
+		pstate.size_idx += 1;
+};
+
+export fn key(pstate: *state, key: uint) void = {
+	assert(key <= 9, "what what what what what");
+	pstate.color = colors[key];
+};
+