/
menustate.go
239 lines (200 loc) · 8.81 KB
/
menustate.go
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package main
import (
"github.com/OpenBiohazard2/OpenBiohazard2/client"
"github.com/OpenBiohazard2/OpenBiohazard2/fileio"
"github.com/OpenBiohazard2/OpenBiohazard2/game"
"github.com/OpenBiohazard2/OpenBiohazard2/gui"
"github.com/OpenBiohazard2/OpenBiohazard2/render"
)
const (
GAME_STATE_MAIN_MENU = 0
GAME_STATE_MAIN_GAME = 1
GAME_STATE_INVENTORY = 2
GAME_STATE_LOAD_SAVE = 3
GAME_STATE_SPECIAL_MENU = 4
STATE_CHANGE_DELAY = 0.2 // in seconds
)
type GameStateManager struct {
GameState int
ImageResourcesLoaded bool
LastTimeChangeState float64
}
type MainMenuStateInput struct {
RenderDef *render.RenderDef
MenuBackgroundImage *render.Image16Bit
MenuTextImages []*render.Image16Bit
Menu *gui.Menu
}
type InventoryStateInput struct {
RenderDef *render.RenderDef
InventoryMenuImages []*render.Image16Bit
InventoryItemImages []*render.Image16Bit
InventoryMenu *gui.InventoryMenu
}
func NewGameStateManager() *GameStateManager {
return &GameStateManager{
GameState: GAME_STATE_MAIN_MENU,
ImageResourcesLoaded: false,
LastTimeChangeState: windowHandler.GetCurrentTime(),
}
}
func (gameStateManager *GameStateManager) CanUpdateGameState() bool {
return windowHandler.GetCurrentTime()-gameStateManager.LastTimeChangeState >= STATE_CHANGE_DELAY
}
func (gameStateManager *GameStateManager) UpdateGameState(newGameState int) {
gameStateManager.GameState = newGameState
gameStateManager.ImageResourcesLoaded = false
}
func (gameStateManager *GameStateManager) UpdateLastTimeChangeState() {
gameStateManager.LastTimeChangeState = windowHandler.GetCurrentTime()
}
func NewInventoryStateInput(renderDef *render.RenderDef) *InventoryStateInput {
inventoryMenuImagesTIMOutput, _ := fileio.LoadTIMImages(game.INVENTORY_FILE)
inventoryMenuImages := make([]*render.Image16Bit, len(inventoryMenuImagesTIMOutput))
for i := 0; i < len(inventoryMenuImages); i++ {
inventoryMenuImages[i] = render.ConvertPixelsToImage16Bit(inventoryMenuImagesTIMOutput[i].PixelData)
}
inventoryItemImagesTIMOutput, _ := fileio.LoadTIMImages(game.ITEMALL_FILE)
inventoryItemImages := make([]*render.Image16Bit, len(inventoryItemImagesTIMOutput))
for i := 0; i < len(inventoryItemImages); i++ {
inventoryItemImages[i] = render.ConvertPixelsToImage16Bit(inventoryItemImagesTIMOutput[i].PixelData)
}
return &InventoryStateInput{
RenderDef: renderDef,
InventoryMenuImages: inventoryMenuImages,
InventoryItemImages: inventoryItemImages,
InventoryMenu: gui.NewInventoryMenu(),
}
}
func handleInventory(inventoryStateInput *InventoryStateInput, gameStateManager *GameStateManager) {
renderDef := inventoryStateInput.RenderDef
inventoryMenuImages := inventoryStateInput.InventoryMenuImages
inventoryItemImages := inventoryStateInput.InventoryItemImages
inventoryMenu := inventoryStateInput.InventoryMenu
if gameStateManager.ImageResourcesLoaded == false {
inventoryMenu.Reset()
gameStateManager.ImageResourcesLoaded = true
gameStateManager.UpdateLastTimeChangeState()
}
if windowHandler.InputHandler.IsActive(client.PLAYER_VIEW_INVENTORY) {
if gameStateManager.CanUpdateGameState() {
gameStateManager.UpdateGameState(GAME_STATE_MAIN_GAME)
gameStateManager.UpdateLastTimeChangeState()
}
}
if windowHandler.InputHandler.IsActive(client.ACTION_BUTTON) {
if gameStateManager.CanUpdateGameState() {
if inventoryMenu.IsCursorOnTopMenu() {
if inventoryMenu.IsTopMenuExit() {
gameStateManager.UpdateGameState(GAME_STATE_MAIN_GAME)
} else if inventoryMenu.IsTopMenuCursorOnItems() {
inventoryMenu.SetEditItemScreen()
}
}
gameStateManager.UpdateLastTimeChangeState()
}
}
if gameStateManager.CanUpdateGameState() {
inventoryMenu.HandleSwitchMenuOption(windowHandler)
gameStateManager.UpdateLastTimeChangeState()
}
timeElapsedSeconds := windowHandler.GetTimeSinceLastFrame()
renderDef.GenerateInventoryImage(inventoryMenuImages, inventoryItemImages, inventoryMenu, timeElapsedSeconds)
renderDef.RenderSolidVideoBuffer()
}
func handleMainMenu(mainMenuStateInput *MainMenuStateInput, gameStateManager *GameStateManager) {
renderDef := mainMenuStateInput.RenderDef
if gameStateManager.ImageResourcesLoaded == false {
menuBackgroundImageADTOutput := fileio.LoadADTFile(game.MENU_IMAGE_FILE)
menuBackgroundImage := render.ConvertPixelsToImage16Bit(menuBackgroundImageADTOutput.PixelData)
menuBackgroundTextImagesTIMOutput, _ := fileio.LoadTIMImages(game.MENU_TEXT_FILE)
menuTextImages := make([]*render.Image16Bit, len(menuBackgroundTextImagesTIMOutput))
for i := 0; i < len(menuBackgroundTextImagesTIMOutput); i++ {
menuTextImages[i] = render.ConvertPixelsToImage16Bit(menuBackgroundTextImagesTIMOutput[i].PixelData)
}
mainMenuStateInput.MenuBackgroundImage = menuBackgroundImage
mainMenuStateInput.MenuTextImages = menuTextImages
mainMenuStateInput.Menu.CurrentOption = 0
renderDef.UpdateMainMenu(mainMenuStateInput.MenuBackgroundImage, mainMenuStateInput.MenuTextImages,
mainMenuStateInput.Menu.CurrentOption)
gameStateManager.ImageResourcesLoaded = true
gameStateManager.UpdateLastTimeChangeState()
}
renderDef.RenderTransparentVideoBuffer()
if gameStateManager.CanUpdateGameState() {
mainMenuStateInput.Menu.HandleMenuEvent(windowHandler)
if mainMenuStateInput.Menu.IsOptionSelected {
if mainMenuStateInput.Menu.CurrentOption == 0 {
gameStateManager.UpdateGameState(GAME_STATE_LOAD_SAVE)
gameStateManager.UpdateLastTimeChangeState()
} else if mainMenuStateInput.Menu.CurrentOption == 1 {
gameStateManager.UpdateGameState(GAME_STATE_MAIN_GAME)
gameStateManager.UpdateLastTimeChangeState()
} else if mainMenuStateInput.Menu.CurrentOption == 2 {
gameStateManager.UpdateGameState(GAME_STATE_SPECIAL_MENU)
gameStateManager.UpdateLastTimeChangeState()
}
mainMenuStateInput.Menu.IsOptionSelected = false
} else if mainMenuStateInput.Menu.IsNewOption {
renderDef.UpdateMainMenu(mainMenuStateInput.MenuBackgroundImage, mainMenuStateInput.MenuTextImages,
mainMenuStateInput.Menu.CurrentOption)
gameStateManager.UpdateLastTimeChangeState()
mainMenuStateInput.Menu.IsNewOption = false
}
}
}
func handleLoadSave(renderDef *render.RenderDef, gameStateManager *GameStateManager) {
if gameStateManager.ImageResourcesLoaded == false {
// Initialize load save screen
saveScreenImageADTOutput := fileio.LoadADTFile(game.SAVE_SCREEN_FILE)
saveScreenImageRender := render.ConvertPixelsToImage16Bit(saveScreenImageADTOutput.PixelData)
renderDef.GenerateSaveScreenImage(saveScreenImageRender)
gameStateManager.ImageResourcesLoaded = true
gameStateManager.UpdateLastTimeChangeState()
}
renderDef.RenderTransparentVideoBuffer()
if windowHandler.InputHandler.IsActive(client.ACTION_BUTTON) {
if gameStateManager.CanUpdateGameState() {
gameStateManager.UpdateGameState(GAME_STATE_MAIN_MENU)
gameStateManager.UpdateLastTimeChangeState()
}
}
}
func handleSpecialMenu(specialMenuStateInput *MainMenuStateInput, gameStateManager *GameStateManager) {
renderDef := specialMenuStateInput.RenderDef
if gameStateManager.ImageResourcesLoaded == false {
menuBackgroundImageADTOutput := fileio.LoadADTFile(game.MENU_IMAGE_FILE)
menuBackgroundImage := render.ConvertPixelsToImage16Bit(menuBackgroundImageADTOutput.PixelData)
menuBackgroundTextImagesTIMOutput, _ := fileio.LoadTIMImages(game.MENU_TEXT_FILE)
menuTextImages := make([]*render.Image16Bit, len(menuBackgroundTextImagesTIMOutput))
for i := 0; i < len(menuBackgroundTextImagesTIMOutput); i++ {
menuTextImages[i] = render.ConvertPixelsToImage16Bit(menuBackgroundTextImagesTIMOutput[i].PixelData)
}
specialMenuStateInput.MenuBackgroundImage = menuBackgroundImage
specialMenuStateInput.MenuTextImages = menuTextImages
specialMenuStateInput.Menu.CurrentOption = 0
renderDef.UpdateSpecialMenu(specialMenuStateInput.MenuBackgroundImage, specialMenuStateInput.MenuTextImages,
specialMenuStateInput.Menu.CurrentOption)
gameStateManager.ImageResourcesLoaded = true
gameStateManager.UpdateLastTimeChangeState()
}
renderDef.RenderTransparentVideoBuffer()
if gameStateManager.CanUpdateGameState() {
specialMenuStateInput.Menu.HandleMenuEvent(windowHandler)
if specialMenuStateInput.Menu.IsOptionSelected {
if specialMenuStateInput.Menu.CurrentOption == 0 {
// TODO: Load gallery
} else if specialMenuStateInput.Menu.CurrentOption == 1 {
// Exit
gameStateManager.UpdateGameState(GAME_STATE_MAIN_MENU)
gameStateManager.UpdateLastTimeChangeState()
}
specialMenuStateInput.Menu.IsOptionSelected = false
} else if specialMenuStateInput.Menu.IsNewOption {
renderDef.UpdateSpecialMenu(specialMenuStateInput.MenuBackgroundImage, specialMenuStateInput.MenuTextImages,
specialMenuStateInput.Menu.CurrentOption)
gameStateManager.UpdateLastTimeChangeState()
specialMenuStateInput.Menu.IsNewOption = false
}
}
}