Zsolt Tasnadi
0989bc01a7
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46 lines
1.5 KiB
Lua
46 lines
1.5 KiB
Lua
local _sprites = {}
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function Sprite.register(sprite_data)
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if not sprite_data or not sprite_data.id then
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trace("Error: Invalid sprite object registered (missing id)!")
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return
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end
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if _sprites[sprite_data.id] then
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trace("Warning: Overwriting sprite with id: " .. sprite_data.id)
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end
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_sprites[sprite_data.id] = sprite_data
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end
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function Sprite.show(id, x, y, colorkey, scale, flip_x, flip_y, rot)
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local sprite_data = _sprites[id]
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if not sprite_data then
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trace("Error: No sprite found with id: " .. id)
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return
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end
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-- Use provided parameters, or fall back to sprite_data, then to defaults
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colorkey = colorkey or sprite_data.colorkey or 0 -- Default colorkey (transparent)
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scale = scale or sprite_data.scale or 1 -- Default scale
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flip_x = flip_x or sprite_data.flip_x or 0 -- Default flip_x (no flip)
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flip_y = flip_y or sprite_data.flip_y or 0 -- Default flip_y (no flip)
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rot = rot or sprite_data.rot or 0 -- Default rot (no rotation)
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if sprite_data.sprites then -- Complex sprite
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for i = 1, #sprite_data.sprites do
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local sub_sprite = sprite_data.sprites[i]
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spr(
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sub_sprite.s,
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x + (sub_sprite.x_offset or 0),
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y + (sub_sprite.y_offset or 0),
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sub_sprite.colorkey or colorkey,
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sub_sprite.scale or scale,
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sub_sprite.flip_x or flip_x,
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sub_sprite.flip_y or flip_y,
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sub_sprite.rot or rot
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)
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end
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else -- Simple sprite
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spr(sprite_data.s, x, y, colorkey, scale, flip_x, flip_y, rot)
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end
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end
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