Initial public release

src/tui/Box.zig

@@ -0,0 +1,40 @@
+const Plane = @import("notcurses").Plane;
+
+const Self = @This();
+
+y: usize = 0,
+x: usize = 0,
+h: usize = 1,
+w: usize = 1,
+
+pub fn opts(self: Self, name_: [:0]const u8) Plane.Options {
+    return self.opts_flags(name_, 0);
+}
+
+pub fn opts_vscroll(self: Self, name_: [:0]const u8) Plane.Options {
+    return self.opts_flags(name_, Plane.option.VSCROLL);
+}
+
+fn opts_flags(self: Self, name_: [:0]const u8, flags: u64) Plane.Options {
+    return Plane.Options{
+        .y = @intCast(self.y),
+        .x = @intCast(self.x),
+        .rows = @intCast(self.h),
+        .cols = @intCast(self.w),
+        .name = name_,
+        .flags = flags,
+    };
+}
+
+pub fn from(n: Plane) Self {
+    return .{
+        .y = @intCast(n.abs_y()),
+        .x = @intCast(n.abs_x()),
+        .h = @intCast(n.dim_y()),
+        .w = @intCast(n.dim_x()),
+    };
+}
+
+pub fn is_abs_coord_inside(self: Self, y: usize, x: usize) bool {
+    return y >= self.y and y < self.y + self.h and x >= self.x and x < self.x + self.w;
+}