node implementation on spawn areas

src/area/areas.zig

@@ -1,5 +1,6 @@
 const std = @import("std");
 const rl = @import("raylib");
+const str_node = @import("../road/node.zig");
 const spawn_area = @import("spawn-area.zig");
 const structures = @import("../structures.zig");
 
@@ -75,4 +76,15 @@ pub const Areas = struct {
 
         return valuesToRandomise;
     }
+
+    pub fn getNodes(self: *Areas) ![]str_node.Node {
+        var nodes = try self.allocator.alloc(str_node.Node, self.areas.len);
+
+        for (0..self.areas.len) |i| {
+            const node_location = self.areas[i].getNodeLocation();
+            nodes[i] = str_node.Node.init(node_location);
+        }
+
+        return nodes;
+    }
 };

src/area/spawn-area.zig

@@ -34,6 +34,13 @@ pub const SpawnArea = struct {
         };
     }
 
+    pub fn getNodeLocation(self: *const SpawnArea) rl.Vector2 {
+        return rl.Vector2{
+            .x = self.location.x + @as(f32, @floatFromInt(self.width)) * globals.getScale() / 2.0,
+            .y = self.location.y + @as(f32, @floatFromInt(self.height)) * globals.getScale() / 2.0,
+        };
+    }
+
     pub fn draw(self: *const SpawnArea) void {
         const rect = rl.Rectangle{
             .x = self.location.x,
@@ -42,6 +49,5 @@ pub const SpawnArea = struct {
             .height = @as(f32, @floatFromInt(self.height)) * globals.getScale(),
         };
         rl.drawRectangleRec(rect, .dark_gray);
-        // todo draw cars
     }
 };

src/main.zig

@@ -41,7 +41,7 @@ pub fn main() !void {
         rl.clearBackground(.light_gray);
 
         try road_manager.inputHandler();
-        area_manager.draw();
         road_manager.draw();
+        area_manager.draw();
     }
 }

src/road/road-manager.zig

@@ -1,5 +1,6 @@
 const std = @import("std");
 const rl = @import("raylib");
+const area_str = @import("../area/areas.zig");
 const road_str = @import("road.zig");
 const road_data = @import("road-data.zig");
 const node_str = @import("node.zig");
@@ -226,4 +227,11 @@ pub const RoadManager = struct {
         self.setDefaultColour();
         self.selected_road = null;
     }
+
+    pub fn getAreaNodes(self: *RoadManager, areas: area_str.Areas) !void {
+        const nodes = try areas.getNodes();
+        defer self.allocator.free(nodes);
+
+        try self.nodes.appendSlice(nodes);
+    }
 };