mirror of
https://github.com/mvvasilev/last_light.git
synced 2025-04-19 12:49:52 +03:00
109 lines
2 KiB
Go
109 lines
2 KiB
Go
package model
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import "mvvasilev/last_light/util"
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type MultilevelMap struct {
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layers []Map
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}
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func CreateMultilevelMap(maps ...Map) *MultilevelMap {
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m := new(MultilevelMap)
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m.layers = maps
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return m
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}
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func (mm *MultilevelMap) Size() util.Size {
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if len(mm.layers) == 0 {
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return util.SizeOf(0, 0)
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}
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return mm.layers[0].Size()
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}
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func (mm *MultilevelMap) SetTileAt(x, y int, t Tile) {
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mm.layers[0].SetTileAt(x, y, t)
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}
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func (mm *MultilevelMap) UnsetTileAtHeight(x, y, height int) {
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if len(mm.layers) < height {
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return
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}
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mm.layers[height].SetTileAt(x, y, nil)
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}
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func (mm *MultilevelMap) SetTileAtHeight(x, y, height int, t Tile) {
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if len(mm.layers) < height {
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return
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}
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mm.layers[height].SetTileAt(x, y, t)
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}
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func (mm *MultilevelMap) CollectTilesAt(x, y int, filter func(t Tile) bool) []Tile {
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tiles := make([]Tile, len(mm.layers))
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if x < 0 || y < 0 {
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return tiles
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}
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if x >= mm.Size().Width() || y >= mm.Size().Height() {
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return tiles
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}
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for i := len(mm.layers) - 1; i >= 0; i-- {
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tile := mm.layers[i].TileAt(x, y)
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if tile != nil && !tile.Transparent() && filter(tile) {
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tiles = append(tiles, tile)
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}
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}
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return tiles
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}
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func (mm *MultilevelMap) TileAt(x int, y int) Tile {
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if x < 0 || y < 0 {
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return CreateStaticTile(x, y, TileTypeVoid())
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}
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if x >= mm.Size().Width() || y >= mm.Size().Height() {
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return CreateStaticTile(x, y, TileTypeVoid())
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}
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for i := len(mm.layers) - 1; i >= 0; i-- {
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tile := mm.layers[i].TileAt(x, y)
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if tile != nil && !tile.Transparent() {
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return tile
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}
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}
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return CreateStaticTile(x, y, TileTypeVoid())
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}
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func (mm *MultilevelMap) TileAtHeight(x, y, height int) Tile {
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if x < 0 || y < 0 {
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return CreateStaticTile(x, y, TileTypeVoid())
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}
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if x >= mm.Size().Width() || y >= mm.Size().Height() {
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return CreateStaticTile(x, y, TileTypeVoid())
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}
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if height > len(mm.layers)-1 {
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return CreateStaticTile(x, y, TileTypeVoid())
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}
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return mm.layers[height].TileAt(x, y)
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}
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func (mm *MultilevelMap) Tick() {
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for _, l := range mm.layers {
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l.Tick()
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}
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}
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