104 lines
1.7 KiB
Go
104 lines
1.7 KiB
Go
package freego
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import (
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"errors"
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"fmt"
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)
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//Tile represents a spot on the board
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type Tile struct {
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x int
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y int
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passable bool
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entity *Piece
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colour Colour
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}
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func (t *Tile) String() string {
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icon := "?"
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if !t.passable {
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icon = "X"
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} else if t.entity != nil {
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if !t.entity.Hidden {
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icon = "P"
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} else {
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icon = "O"
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}
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} else {
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icon = " "
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}
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return fmt.Sprintf("|%v|", icon)
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}
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//Place a piece on the tile
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func (t *Tile) Place(p *Piece) error {
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if p == nil {
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return errors.New("tried to place nil piece")
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}
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if !t.passable {
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return errors.New("tile not passable")
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}
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if t.entity != nil {
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return errors.New("entity already present")
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}
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t.entity = p
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return nil
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}
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//Remove the piece from a tile
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func (t *Tile) Remove() {
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t.entity = nil
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}
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//Empty returns true if tile is empty
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func (t *Tile) Empty() bool {
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return t.entity == nil
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}
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//Team returns the team of the piece currently occupying it, or 0
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func (t *Tile) Team() Colour {
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if t.entity != nil {
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return t.entity.Owner
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}
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return NoColour
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}
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//Occupied returns true if the tile is currently occupied
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func (t *Tile) Occupied() bool {
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return t.entity != nil
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}
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//Piece returns the current Piece if any
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func (t *Tile) Piece() *Piece {
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return t.entity
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}
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//Passable returns if the tile is passable
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func (t *Tile) Passable() bool {
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return t.passable
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}
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//Colour returns the tile colour
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func (t *Tile) Colour() Colour {
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return t.colour
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}
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//X returns tile X position
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func (t *Tile) X() int {
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return t.x
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}
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//Y returns tile y position
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func (t *Tile) Y() int {
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return t.y
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}
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//AddTerrain adds specified terrain to position
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func (t *Tile) AddTerrain(ter int) bool {
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if t.entity != nil {
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return false
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}
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t.passable = false
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return true
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}
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