package blocks import ( "github.com/hajimehoshi/go-ebiten/graphics" "github.com/hajimehoshi/go-ebiten/ui" _ "image/png" ) type Size struct { Width int Height int } // TODO: Should they be global?? var texturePaths = map[string]string{} var renderTargetSizes = map[string]Size{} const ScreenWidth = 256 const ScreenHeight = 240 type GameState struct { SceneManager *SceneManager Input *Input } type Game struct { sceneManager *SceneManager input *Input textures *Textures } func NewGame(textureFactory graphics.TextureFactory) *Game { game := &Game{ sceneManager: NewSceneManager(NewTitleScene()), input: NewInput(), textures: NewTextures(textureFactory), } for name, path := range texturePaths { game.textures.RequestTexture(name, path) } for name, size := range renderTargetSizes { game.textures.RequestRenderTarget(name, size) } return game } func (game *Game) HandleEvent(e interface{}) { switch e := e.(type) { case ui.KeyStateUpdatedEvent: game.input.UpdateKeys(e.Keys) case ui.MouseStateUpdatedEvent: } } func (game *Game) isInitialized() bool { for name, _ := range texturePaths { if !game.textures.Has(name) { return false } } for name, _ := range renderTargetSizes { if !game.textures.Has(name) { return false } } return true } func (game *Game) Update() { if !game.isInitialized() { return } game.input.Update() game.sceneManager.Update(&GameState{ SceneManager: game.sceneManager, Input: game.input, }) } func (game *Game) Draw(context graphics.Context) { if !game.isInitialized() { return } game.sceneManager.Draw(context, game.textures) }