overmap travel - needs refactoring urgently, but it works for now

src/data/entity.rs

@@ -1,6 +1,10 @@
 pub const DEFAULT_VIEWSHED_STANDARD: i32 = 16; //       Standard viewshed radius for almost all entities.
 pub const CARRY_CAPACITY_PER_STRENGTH: i32 = 8; //      How much weight can be carried per point of strength.
 pub const NORMAL_SPEED: i32 = 12; //                    Normal speed for almost all entities.
+pub const SPEED_MOD_BURDENED: f32 = 0.75;
+pub const SPEED_MOD_STRAINED: f32 = 0.5;
+pub const SPEED_MOD_OVERLOADED: f32 = 0.25;
+pub const SPEED_MOD_OVERMAP_TRAVEL: f32 = 0.33;
 pub const TURN_COST_MULTIPLIER: i32 = 4; //             How many ticks for NORMAL_SPEED to get a turn.
 pub const ATTR_BONUS_0: i32 = 10; //                    At this value, the attribute bonus is 0.
 pub const ATTR_NEEDED_PER_POINT: i32 = 2; //            How many points +- ATTR_BONUS_0 are needed per +- 1 bonus.

src/data/ids.rs

@@ -0,0 +1,6 @@
+pub const ID_PREVIOUS_LEVEL: i32 = -5;
+pub const ID_NEXT_LEVEL: i32 = -6;
+
+pub const ID_OVERMAP: i32 = 1;
+pub const ID_TOWN: i32 = 10;
+pub const ID_TOWN2: i32 = ID_TOWN + 1;

src/data/mod.rs

@@ -3,3 +3,4 @@ pub mod visuals;
 pub mod messages;
 pub mod char_create;
 pub mod events;
+pub mod ids;

src/data/visuals.rs

@@ -76,3 +76,9 @@ pub const IMPASSABLE_MOUNTAIN_GLYPH: char = '▲';
 
 // FOREST THEME
 pub const FOREST_WALL_GLYPH: char = '♣';
+
+// Overmap/transition stuff
+pub const TO_OVERMAP_GLYPH: char = '<';
+pub const TO_OVERMAP_COLOUR: (u8, u8, u8) = (205, 127, 50);
+pub const TO_TOWN_GLYPH: char = 'o';
+pub const TO_TOWN_COLOUR: (u8, u8, u8) = (205, 127, 50);