Added inventory objects. (#177)

d2common/d2enum/hero.go

@@ -1,5 +1,7 @@
 package d2enum
 
+import "log"
+
 type Hero int
 
 const (
@@ -13,5 +15,27 @@ const (
 	HeroDruid       Hero = 7 // Druid
 )
 
+func (v Hero) GetToken() string {
+	switch v {
+	case HeroBarbarian:
+		return "BA"
+	case HeroNecromancer:
+		return "NE"
+	case HeroPaladin:
+		return "PA"
+	case HeroAssassin:
+		return "AI"
+	case HeroSorceress:
+		return "SO"
+	case HeroAmazon:
+		return "AM"
+	case HeroDruid:
+		return "DZ"
+	default:
+		log.Fatalf("Unknown hero token: %d", v)
+	}
+	return ""
+}
+
 //go:generate stringer -linecomment -type Hero
 //go:generate string2enum -samepkg -linecomment -type Hero

d2common/d2enum/inventory_item_type.go

@@ -0,0 +1,9 @@
+package d2enum
+
+type InventoryItemType int
+
+const (
+	InventoryItemTypeItem   InventoryItemType = 0 // Item
+	InventoryItemTypeWeapon InventoryItemType = 1 // Weapon
+	InventoryItemTypeArmor  InventoryItemType = 2 // Armor
+)

d2common/d2interface/inventory_item.go

@@ -0,0 +1,16 @@
+package d2interface
+
+import "github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
+
+type InventoryItem interface {
+	// GetInventoryItemName returns the name of this inventory item
+	GetInventoryItemName() string
+	// GetInventoryItemType returns the type of item this is
+	GetInventoryItemType() d2enum.InventoryItemType
+	// GetInventoryGridSize returns the width/height grid size of this inventory item
+	GetInventoryGridSize() (int, int)
+	// Returns the item code
+	GetItemCode() string
+	// Serializes the object for transport
+	Serialize() []byte
+}

d2core/character_equipment.go

@@ -0,0 +1,13 @@
+package d2core
+
+type CharacterEquipment struct {
+	Head      InventoryItemArmor  // Head
+	Torso     InventoryItemArmor  // TR
+	Legs      InventoryItemArmor  // Legs
+	RightArm  InventoryItemArmor  // RA
+	LeftArm   InventoryItemArmor  // LA
+	LeftHand  InventoryItemWeapon // LH
+	RightHand InventoryItemWeapon // RH
+	Shield    InventoryItemArmor  // SH
+	// S1-S8?
+}

d2core/d2scene/character_select.go

@@ -42,7 +42,7 @@ type CharacterSelect struct {
 	characterNameLabel     [8]d2ui.Label
 	characterStatsLabel    [8]d2ui.Label
 	characterExpLabel      [8]d2ui.Label
-	characterImage         [8]*d2core.NPC
+	characterImage         [8]*d2core.Hero
 	gameStates             []*d2core.GameState
 	selectedCharacter      int
 	mouseButtonPressed     bool
@@ -167,7 +167,7 @@ func (v *CharacterSelect) onScrollUpdate() {
 }
 
 func (v *CharacterSelect) updateCharacterBoxes() {
-	expText := d2common.TranslateString("expansionchar2x")
+	expText := d2common.TranslateString("#803")
 	for i := 0; i < 8; i++ {
 		idx := i + (v.charScrollbar.GetCurrentOffset() * 2)
 		if idx >= len(v.gameStates) {
@@ -181,7 +181,14 @@ func (v *CharacterSelect) updateCharacterBoxes() {
 		v.characterStatsLabel[i].SetText("Level 1 " + v.gameStates[idx].HeroType.String())
 		v.characterExpLabel[i].SetText(expText)
 		// TODO: Generate or load the object from the actual player data...
-		v.characterImage[i] = d2core.CreateNPC(0, 0, d2datadict.HeroObjects[v.gameStates[idx].HeroType], v.fileProvider, 5)
+		v.characterImage[i] = d2core.CreateHero(
+			0,
+			0,
+			5,
+			v.gameStates[idx].HeroType,
+			d2core.HeroObjects[v.gameStates[idx].HeroType],
+			v.fileProvider,
+		)
 	}
 }
 
@@ -213,7 +220,7 @@ func (v *CharacterSelect) Render(screen *ebiten.Image) {
 		v.characterNameLabel[i].Draw(screen)
 		v.characterStatsLabel[i].Draw(screen)
 		v.characterExpLabel[i].Draw(screen)
-		v.characterImage[i].Render(screen, v.characterNameLabel[i].X-40, v.characterNameLabel[i].Y+30)
+		v.characterImage[i].Render(screen, v.characterNameLabel[i].X-40, v.characterNameLabel[i].Y+50)
 	}
 	if v.showDeleteConfirmation {
 		ebitenutil.DrawRect(screen, 0.0, 0.0, 800.0, 600.0, color.RGBA{0, 0, 0, 128})

d2core/engine.go

@@ -78,6 +78,7 @@ func CreateEngine() Engine {
 	d2datadict.LoadSounds(&result)
 	d2data.LoadAnimationData(&result)
 	d2datadict.LoadMonStats(&result)
+	LoadHeroObjects()
 	result.SoundManager = d2audio.CreateManager(&result)
 	result.SoundManager.SetVolumes(result.Settings.BgmVolume, result.Settings.SfxVolume)
 	result.UIManager = d2ui.CreateManager(&result, *result.SoundManager)

d2core/game_state.go

@@ -21,6 +21,7 @@ import (
 	UINT32 GameState Version
 	INT64  Game Seed
     BYTE   Hero Type
+	BYTE   Hero Level
     BYTE   Act
     BYTE   Hero Name Length
     BYTE[] Hero Name
@@ -28,14 +29,16 @@ import (
 */
 
 type GameState struct {
-	Seed     int64
-	HeroName string
-	HeroType d2enum.Hero
-	Act      int
-	FilePath string
+	Seed      int64
+	HeroName  string
+	HeroType  d2enum.Hero
+	HeroLevel int
+	Act       int
+	FilePath  string
+	Equipment CharacterEquipment
 }
 
-const GameStateVersion = uint32(1) // Update this when you make breaking changes
+const GameStateVersion = uint32(2) // Update this when you make breaking changes
 
 func HasGameStates() bool {
 	files, _ := ioutil.ReadDir(getGameBaseSavePath())
@@ -83,12 +86,13 @@ func LoadGameState(path string) *GameState {
 	}
 	defer f.Close()
 	sr := d2common.CreateStreamReader(bytes)
-	if sr.GetUInt32() > GameStateVersion {
+	if sr.GetUInt32() != GameStateVersion {
 		// Unknown game version
 		return nil
 	}
 	result.Seed = sr.GetInt64()
 	result.HeroType = d2enum.Hero(sr.GetByte())
+	result.HeroLevel = int(sr.GetByte())
 	result.Act = int(sr.GetByte())
 	heroNameLen := sr.GetByte()
 	heroName, _ := sr.ReadBytes(int(heroNameLen))
@@ -129,7 +133,7 @@ func getGameBaseSavePath() string {
 	return basePath
 }
 
-func getFirstFreefileName() string {
+func getFirstFreeFileName() string {
 	i := 0
 	basePath := getGameBaseSavePath()
 	for {
@@ -143,7 +147,7 @@ func getFirstFreefileName() string {
 
 func (v *GameState) Save() {
 	if v.FilePath == "" {
-		v.FilePath = getFirstFreefileName()
+		v.FilePath = getFirstFreeFileName()
 	}
 	f, err := os.Create(v.FilePath)
 	if err != nil {
@@ -154,6 +158,7 @@ func (v *GameState) Save() {
 	sr.PushUint32(GameStateVersion)
 	sr.PushInt64(v.Seed)
 	sr.PushByte(byte(v.HeroType))
+	sr.PushByte(byte(v.HeroLevel))
 	sr.PushByte(byte(v.Act))
 	sr.PushByte(byte(len(v.HeroName)))
 	for _, ch := range v.HeroName {

d2core/hero.go

@@ -0,0 +1,48 @@
+package d2core
+
+import (
+	"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
+	"github.com/OpenDiablo2/OpenDiablo2/d2common/d2interface"
+	"github.com/OpenDiablo2/OpenDiablo2/d2data/d2datadict"
+	"github.com/OpenDiablo2/OpenDiablo2/d2render"
+	"github.com/hajimehoshi/ebiten"
+)
+
+type Hero struct {
+	AnimatedEntity d2render.AnimatedEntity
+	Equipment      CharacterEquipment
+	mode           d2enum.AnimationMode
+	direction      int
+}
+
+func CreateHero(x, y int32, direction int, heroType d2enum.Hero, equipment CharacterEquipment, fileProvider d2interface.FileProvider) *Hero {
+	result := &Hero{
+		AnimatedEntity: d2render.CreateAnimatedEntity(x, y, &d2datadict.ObjectLookupRecord{
+			Mode:  d2enum.AnimationModePlayerNeutral.String(),
+			Base:  "/data/global/chars",
+			Token: heroType.GetToken(),
+			Class: equipment.RightHand.GetWeaponClass(),
+			SH:    equipment.Shield.GetItemCode(),
+			// TODO: Offhand class?
+			HD: equipment.Head.GetArmorClass(),
+			TR: equipment.Torso.GetArmorClass(),
+			LG: equipment.Legs.GetArmorClass(),
+			RA: equipment.RightArm.GetArmorClass(),
+			LA: equipment.LeftArm.GetArmorClass(),
+			RH: equipment.RightHand.GetItemCode(),
+			LH: equipment.LeftHand.GetItemCode(),
+		},
+			fileProvider,
+			d2enum.Units,
+		),
+		Equipment: equipment,
+		mode:      d2enum.AnimationModePlayerTownNeutral,
+		direction: direction,
+	}
+	result.AnimatedEntity.SetMode(result.mode.String(), equipment.RightHand.GetWeaponClass(), direction)
+	return result
+}
+
+func (v *Hero) Render(target *ebiten.Image, offsetX, offsetY int) {
+	v.AnimatedEntity.Render(target, offsetX, offsetY)
+}

d2core/hero_objects.go

@@ -0,0 +1,41 @@
+package d2core
+
+import (
+	"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
+)
+
+var HeroObjects map[d2enum.Hero]CharacterEquipment
+
+func LoadHeroObjects() {
+	//Mode:  d2enum.AnimationModePlayerNeutral.String(),
+	//Base:  "/data/global/chars",
+	HeroObjects = map[d2enum.Hero]CharacterEquipment{
+		d2enum.HeroBarbarian: {
+			RightHand: GetWeaponItemByCode("hax"),
+			Shield:    GetArmorItemByCode("buc"),
+		},
+		d2enum.HeroNecromancer: {
+			RightHand: GetWeaponItemByCode("wnd"),
+		},
+		d2enum.HeroPaladin: {
+			RightHand: GetWeaponItemByCode("ssd"),
+			Shield:    GetArmorItemByCode("buc"),
+		},
+		d2enum.HeroAssassin: {
+			RightHand: GetWeaponItemByCode("ktr"),
+			Shield:    GetArmorItemByCode("buc"),
+		},
+		d2enum.HeroSorceress: {
+			RightHand: GetWeaponItemByCode("sst"),
+			LeftHand:  GetWeaponItemByCode("sst"),
+		},
+		d2enum.HeroAmazon: {
+			RightHand: GetWeaponItemByCode("jav"),
+			Shield:    GetArmorItemByCode("buc"),
+		},
+		d2enum.HeroDruid: {
+			RightHand: GetWeaponItemByCode("clb"),
+			Shield:    GetArmorItemByCode("buc"),
+		},
+	}
+}

d2core/inventory_item_armor.go

@@ -0,0 +1,57 @@
+package d2core
+
+import (
+	"log"
+
+	"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
+	"github.com/OpenDiablo2/OpenDiablo2/d2data/d2datadict"
+)
+
+type InventoryItemArmor struct {
+	inventorySizeX int
+	inventorySizeY int
+	itemName       string
+	itemCode       string
+	armorClass     string
+}
+
+func GetArmorItemByCode(code string) InventoryItemArmor {
+	result := d2datadict.Armors[code]
+	if result == nil {
+		log.Fatalf("Could not find armor entry for code '%s'", code)
+	}
+	return InventoryItemArmor{
+		inventorySizeX: result.InventoryWidth,
+		inventorySizeY: result.InventoryHeight,
+		itemName:       result.Name,
+		itemCode:       result.Code,
+		armorClass:     "lit", // TODO: Where does this come from?
+	}
+}
+
+func (v InventoryItemArmor) GetArmorClass() string {
+	if v.itemCode == "" {
+		return "lit"
+	}
+	return v.armorClass
+}
+
+func (v InventoryItemArmor) GetInventoryItemName() string {
+	return v.itemName
+}
+
+func (v InventoryItemArmor) GetInventoryItemType() d2enum.InventoryItemType {
+	return d2enum.InventoryItemTypeArmor
+}
+
+func (v InventoryItemArmor) GetInventoryGridSize() (int, int) {
+	return v.inventorySizeX, v.inventorySizeY
+}
+
+func (v InventoryItemArmor) Serialize() []byte {
+	return []byte{}
+}
+
+func (v InventoryItemArmor) GetItemCode() string {
+	return v.itemCode
+}

d2core/iventory_item_weapon.go

@@ -0,0 +1,67 @@
+package d2core
+
+import (
+	"log"
+
+	"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
+	"github.com/OpenDiablo2/OpenDiablo2/d2data/d2datadict"
+)
+
+type InventoryItemWeapon struct {
+	inventorySizeX     int
+	inventorySizeY     int
+	itemName           string
+	itemCode           string
+	weaponClass        string
+	weaponClassOffHand string
+}
+
+func GetWeaponItemByCode(code string) InventoryItemWeapon {
+	// TODO: Non-normal codes will fail here...
+	result := d2datadict.Weapons[code]
+	if result == nil {
+		log.Fatalf("Could not find weapon entry for code '%s'", code)
+	}
+	return InventoryItemWeapon{
+		inventorySizeX:     result.InventoryWidth,
+		inventorySizeY:     result.InventoryHeight,
+		itemName:           result.Name,
+		itemCode:           result.Code,
+		weaponClass:        result.WeaponClass,
+		weaponClassOffHand: result.WeaponClass2Hand,
+	}
+}
+
+func (v InventoryItemWeapon) GetWeaponClass() string {
+	if v.itemCode == "" {
+		return "hth"
+	}
+	return v.weaponClass
+}
+
+func (v InventoryItemWeapon) GetWeaponClassOffHand() string {
+	if v.itemCode == "" {
+		return ""
+	}
+	return v.weaponClassOffHand
+}
+
+func (v InventoryItemWeapon) GetInventoryItemName() string {
+	return v.itemName
+}
+
+func (v InventoryItemWeapon) GetInventoryItemType() d2enum.InventoryItemType {
+	return d2enum.InventoryItemTypeWeapon
+}
+
+func (v InventoryItemWeapon) GetInventoryGridSize() (int, int) {
+	return v.inventorySizeX, v.inventorySizeY
+}
+
+func (v InventoryItemWeapon) Serialize() []byte {
+	return []byte{}
+}
+
+func (v InventoryItemWeapon) GetItemCode() string {
+	return v.itemCode
+}

d2core/npc.go

@@ -18,7 +18,7 @@ func CreateNPC(x, y int32, object *d2datadict.ObjectLookupRecord, fileProvider d
 	result := &NPC{
 		AnimatedEntity: d2render.CreateAnimatedEntity(x, y, object, fileProvider, d2enum.Units),
 	}
-	result.AnimatedEntity.SetMode(object.Mode, object.Class, direction, fileProvider)
+	result.AnimatedEntity.SetMode(object.Mode, object.Class, direction)
 	return result
 }
 

d2data/d2datadict/hero_objects.go

@@ -1,43 +0,0 @@
-package d2datadict
-
-import (
-	"github.com/OpenDiablo2/OpenDiablo2/d2common/d2enum"
-)
-
-var HeroObjects = map[d2enum.Hero]*ObjectLookupRecord{
-	d2enum.HeroBarbarian: &ObjectLookupRecord{
-		Mode:  d2enum.AnimationModePlayerNeutral.String(),
-		Base:  "/data/global/chars",
-		Token: "BA", Class: "HTH", HD: "LIT", TR: "LIT", LG: "LIT", RA: "LIT", LA: "LIT", RH: "", LH: "",
-	},
-	d2enum.HeroNecromancer: &ObjectLookupRecord{
-		Mode:  d2enum.AnimationModePlayerNeutral.String(),
-		Base:  "/data/global/chars",
-		Token: "NE", Class: "HTH", HD: "LIT", TR: "LIT", LG: "LIT", RA: "LIT", LA: "LIT", RH: "", LH: "",
-	},
-	d2enum.HeroPaladin: &ObjectLookupRecord{
-		Mode:  d2enum.AnimationModePlayerNeutral.String(),
-		Base:  "/data/global/chars",
-		Token: "PA", Class: "1HS", HD: "LIT", TR: "LIT", LG: "LIT", RA: "LIT", LA: "LIT", RH: "", LH: "",
-	},
-	d2enum.HeroAssassin: &ObjectLookupRecord{
-		Mode:  d2enum.AnimationModePlayerNeutral.String(),
-		Base:  "/data/global/chars",
-		Token: "AI", Class: "HTH", HD: "LIT", TR: "LIT", LG: "LIT", RA: "LIT", LA: "LIT", RH: "", LH: "",
-	},
-	d2enum.HeroSorceress: &ObjectLookupRecord{
-		Mode:  d2enum.AnimationModePlayerNeutral.String(),
-		Base:  "/data/global/chars",
-		Token: "SO", Class: "HTH", HD: "LIT", TR: "LIT", LG: "LIT", RA: "LIT", LA: "LIT", RH: "", LH: "",
-	},
-	d2enum.HeroAmazon: &ObjectLookupRecord{
-		Mode:  d2enum.AnimationModePlayerNeutral.String(),
-		Base:  "/data/global/chars",
-		Token: "AM", Class: "1HT", HD: "LIT", TR: "LIT", LG: "LIT", RA: "LIT", LA: "LIT", RH: "", LH: "",
-	},
-	d2enum.HeroDruid: &ObjectLookupRecord{
-		Mode:  d2enum.AnimationModePlayerNeutral.String(),
-		Base:  "/data/global/chars",
-		Token: "DZ", Class: "HTH", HD: "LIT", TR: "LIT", LG: "LIT", RA: "LIT", LA: "LIT", RH: "", LH: "",
-	},
-}

d2render/animated_entity.go

@@ -31,6 +31,7 @@ var DccLayerNames = []string{"HD", "TR", "LG", "RA", "LA", "RH", "LH", "SH", "S1
 
 // AnimatedEntity represents an entity on the map that can be animated
 type AnimatedEntity struct {
+	fileProvider d2interface.FileProvider
 	// LocationX represents the tile X position of the entity
 	LocationX float64
 	// LocationY represents the tile Y position of the entity
@@ -56,10 +57,11 @@ type AnimatedEntity struct {
 // CreateAnimatedEntity creates an instance of AnimatedEntity
 func CreateAnimatedEntity(x, y int32, object *d2datadict.ObjectLookupRecord, fileProvider d2interface.FileProvider, palette d2enum.PaletteType) AnimatedEntity {
 	result := AnimatedEntity{
-		base:    object.Base,
-		token:   object.Token,
-		object:  object,
-		palette: palette,
+		fileProvider: fileProvider,
+		base:         object.Base,
+		token:        object.Token,
+		object:       object,
+		palette:      palette,
 	}
 	result.dccLayers = make(map[string]d2dcc.DCC)
 	result.LocationX = float64(x) / 5
@@ -75,9 +77,9 @@ func CreateAnimatedEntity(x, y int32, object *d2datadict.ObjectLookupRecord, fil
 var DirectionLookup = []int{3, 15, 4, 8, 0, 9, 5, 10, 1, 11, 6, 12, 2, 13, 7, 14}
 
 // SetMode changes the graphical mode of this animated entity
-func (v *AnimatedEntity) SetMode(animationMode, weaponClass string, direction int, provider d2interface.FileProvider) {
+func (v *AnimatedEntity) SetMode(animationMode, weaponClass string, direction int) {
 	cofPath := fmt.Sprintf("%s/%s/COF/%s%s%s.COF", v.base, v.token, v.token, animationMode, weaponClass)
-	v.Cof = d2cof.LoadCOF(cofPath, provider)
+	v.Cof = d2cof.LoadCOF(cofPath, v.fileProvider)
 	v.animationMode = animationMode
 	v.weaponClass = weaponClass
 	v.direction = direction
@@ -89,7 +91,7 @@ func (v *AnimatedEntity) SetMode(animationMode, weaponClass string, direction in
 	v.dccLayers = make(map[string]d2dcc.DCC)
 	for _, cofLayer := range v.Cof.CofLayers {
 		layerName := DccLayerNames[cofLayer.Type]
-		v.dccLayers[layerName] = v.LoadLayer(layerName, provider)
+		v.dccLayers[layerName] = v.LoadLayer(layerName, v.fileProvider)
 		if !v.dccLayers[layerName].IsValid() {
 			continue
 		}
@@ -99,7 +101,7 @@ func (v *AnimatedEntity) SetMode(animationMode, weaponClass string, direction in
 }
 
 func (v *AnimatedEntity) LoadLayer(layer string, fileProvider d2interface.FileProvider) d2dcc.DCC {
-	layerName := "tr"
+	layerName := "TR"
 	switch strings.ToUpper(layer) {
 	case "HD": // Head
 		layerName = v.object.HD
@@ -138,7 +140,12 @@ func (v *AnimatedEntity) LoadLayer(layer string, fileProvider d2interface.FilePr
 		return d2dcc.DCC{}
 	}
 	dccPath := fmt.Sprintf("%s/%s/%s/%s%s%s%s%s.dcc", v.base, v.token, layer, v.token, layer, layerName, v.animationMode, v.weaponClass)
-	return d2dcc.LoadDCC(dccPath, fileProvider)
+	result := d2dcc.LoadDCC(dccPath, fileProvider)
+	if !result.IsValid() {
+		dccPath = fmt.Sprintf("%s/%s/%s/%s%s%s%s%s.dcc", v.base, v.token, layer, v.token, layer, layerName, v.animationMode, "HTH")
+		result = d2dcc.LoadDCC(dccPath, fileProvider)
+	}
+	return result
 }
 
 // Render draws this animated entity onto the target

d2render/d2mapengine/region.go

@@ -112,7 +112,7 @@ func (v *Region) loadObjects(fileProvider d2interface.FileProvider) {
 					return
 				}
 				entity := d2render.CreateAnimatedEntity(object.X, object.Y, object.Lookup, fileProvider, d2enum.Units)
-				entity.SetMode(object.Lookup.Mode, object.Lookup.Class, 0, fileProvider)
+				entity.SetMode(object.Lookup.Mode, object.Lookup.Class, 0)
 				v.AnimationEntities = append(v.AnimationEntities, entity)
 			}
 		}(object)