Add minimap for terrain map

	With accurate viewport shape display on minimap
	With Mapmode management
	With Region mapmode
	With Province mapmode
	With Index mapmode
	With Minimap single-click movement
	With Minimap drag-click movement

1 files changed, 21 insertions, 3 deletions

diff --git a/extension/src/MapSingleton.hpp b/extension/src/MapSingleton.hpp
index 71761cd..9205e92 100644
--- a/extension/src/MapSingleton.hpp
+++ b/extension/src/MapSingleton.hpp
@@ -1,19 +1,27 @@
 #pragma once
 
+#include <functional>
+
 #include <godot_cpp/classes/image.hpp>
+
 #include "openvic2/Map.hpp"
 
 namespace OpenVic2 {
 	class MapSingleton : public godot::Object {
+		using parse_json_entry_func_t = std::function<godot::Error (godot::String const&, godot::Variant const&)>;
 
 		GDCLASS(MapSingleton, godot::Object)
 
 		static MapSingleton* singleton;
 
-		godot::Ref<godot::Image> province_shape_image, province_index_image, province_colour_image;
-		int32_t width = 0, height = 0;
+		godot::Ref<godot::Image> province_index_image, province_colour_image;
 		Map map;
+		Mapmode::index_t mapmode_index = 0;
 
+		godot::Error parse_json_dictionary_file(godot::String const& file_description, godot::String const& file_path,
+			godot::String const& identifier_prefix, parse_json_entry_func_t parse_entry) const;
+		godot::Error _parse_province_identifier_entry(godot::String const& identifier, godot::Variant const& entry);
+		godot::Error _parse_region_entry(godot::String const& identifier, godot::Variant const& entry);
 	protected:
 		static void _bind_methods();
 
@@ -24,11 +32,21 @@ namespace OpenVic2 {
 		~MapSingleton();
 
 		godot::Error load_province_identifier_file(godot::String const& file_path);
+		godot::Error load_region_file(godot::String const& file_path);
 		godot::Error load_province_shape_file(godot::String const& file_path);
-		godot::String get_province_identifier_from_pixel_coords(godot::Vector2i const& coords);
+
+		Province* get_province_from_uv_coords(godot::Vector2 const& coords);
+		Province const* get_province_from_uv_coords(godot::Vector2 const& coords) const;
+		int32_t get_province_index_from_uv_coords(godot::Vector2 const& coords) const;
+		godot::String get_province_identifier_from_uv_coords(godot::Vector2 const& coords) const;
 		int32_t get_width() const;
 		int32_t get_height() const;
 		godot::Ref<godot::Image> get_province_index_image() const;
 		godot::Ref<godot::Image> get_province_colour_image() const;
+
+		godot::Error update_colour_image();
+		int32_t get_mapmode_count() const;
+		godot::String get_mapmode_identifier(int32_t index) const;
+		godot::Error set_mapmode(godot::String const& identifier);
 	};
 }