69 lines
3.0 KiB
GDScript
69 lines
3.0 KiB
GDScript
extends Node
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# Constants for tile types/colors
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const MAIN_SOURCE_ID = 1
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const BLUE_ISOMETRICTILE_ATLAS_POSITION = Vector2i(0,0)
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const RED_ISOMETRICTILE_ATLAS_POSITION = Vector2i(1,0)
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const GREEN_ISOMETRICTILE_ATLAS_POSITION = Vector2i(2,0)
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const WHITE_ISOMETRICTILE_ATLAS_POSITION = Vector2i(3,0)
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const BLACK_ISOMETRICTILE_ATLAS_POSITION = Vector2i(4,0)
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const PURPLE_ISOMETRICTILE_ATLAS_POSITION = Vector2i(5,0)
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const ORANGE_ISOMETRICTILE_ATLAS_POSITION = Vector2i(6,0)
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const LOW_ALPHA_BLOCK_ISOMETRICTILE_ATLAS_POSITION = Vector2i(7,0)
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const SELECTED_BLUE_ISOMETRICTILE_ATLAS_POSITION = Vector2i(0,1)
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const SELECTED_RED_ISOMETRICTILE_ATLAS_POSITION = Vector2i(1,1)
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const SELECTED_GREEN_ISOMETRICTILE_ATLAS_POSITION = Vector2i(2,1)
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const SELECTED_WHITE_ISOMETRICTILE_ATLAS_POSITION = Vector2i(3,1)
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const SELECTED_BLACK_ISOMETRICTILE_ATLAS_POSITION = Vector2i(4,1)
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const SELECTED_PURPLE_ISOMETRICTILE_ATLAS_POSITION = Vector2i(5,1)
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const SELECTED_ORANGE_ISOMETRICTILE_ATLAS_POSITION = Vector2i(6,1)
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# Debug flags
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var debug_enabled = true
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# Debug function that only prints when debug is enabled
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func debug_print(message):
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if debug_enabled:
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print("[IsometricMapSystem] " + str(message))
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# Utility functions for conversion between coordinate systems
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func iso_to_world(tile_x, tile_y, player_z_layer = 0, tile_width = 32, tile_height = 16):
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# Calculate the world position from isometric coordinates
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var world_x = (tile_x - tile_y) * (tile_width / 2)
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var world_y = (tile_x + tile_y) * (tile_height / 2) - (player_z_layer * tile_height / 2)
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return Vector2(world_x, world_y)
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# Converts world position to isometric tile coordinates
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func world_to_iso(world_pos, player_z_layer = 0, tile_width = 32, tile_height = 16):
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# Adjust y position based on z-layer
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var adjusted_y = world_pos.y + (player_z_layer * tile_height / 2)
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# Calculate the tile coordinates
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var tile_x = (world_pos.x / (tile_width / 2) + adjusted_y / (tile_height / 2)) / 2
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var tile_y = (adjusted_y / (tile_height / 2) - world_pos.x / (tile_width / 2)) / 2
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return Vector2i(round(tile_x), round(tile_y))
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# Create a new tile data structure with default values
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func create_tile_data(coord_x, coord_y, z, atlas_base_position = null, atlas_highlight_position = null):
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# Ensure we have valid default positions to avoid null reference errors
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var base_pos = atlas_base_position if atlas_base_position != null else BLUE_ISOMETRICTILE_ATLAS_POSITION
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var highlight_pos = atlas_highlight_position if atlas_highlight_position != null else WHITE_ISOMETRICTILE_ATLAS_POSITION
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return {
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"x": coord_x,
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"y": coord_y,
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"z": z,
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"atlas_base_position": null,
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"atlas_highlight_position": null,
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"highlighted": false,
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"selected": false,
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"hp": 100,
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"armour": 0,
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"destroyable": false,
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"visibility": false,
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"unit": null,
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"unit_type": null, # PC (more options e.g. can move it) or NPC (can only view it)
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"gravity": null,
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}
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