1 package ru
.deadsoftware
.cavedroid
.misc
;
3 import com
.badlogic
.gdx
.files
.FileHandle
;
4 import com
.badlogic
.gdx
.graphics
.Texture
;
5 import com
.badlogic
.gdx
.graphics
.g2d
.BitmapFont
;
6 import com
.badlogic
.gdx
.graphics
.g2d
.GlyphLayout
;
7 import com
.badlogic
.gdx
.graphics
.g2d
.Sprite
;
8 import com
.badlogic
.gdx
.graphics
.g2d
.TextureRegion
;
9 import com
.badlogic
.gdx
.utils
.ArrayMap
;
10 import com
.badlogic
.gdx
.utils
.JsonReader
;
11 import com
.badlogic
.gdx
.utils
.JsonValue
;
12 import ru
.deadsoftware
.cavedroid
.game
.objects
.TouchButton
;
13 import ru
.deadsoftware
.cavedroid
.misc
.utils
.AssetLoader
;
16 import java
.util
.HashMap
;
17 import java
.util
.LinkedList
;
18 import java
.util
.List
;
23 private static final int BLOCK_DAMAGE_STAGES
= 10;
25 public static final JsonReader jsonReader
= new JsonReader();
27 private static final List
<Texture
> loadedTextures
= new LinkedList
<>();
29 public static final Sprite
[][] playerSprite
= new Sprite
[2][4];
30 public static final Sprite
[][] pigSprite
= new Sprite
[2][2];
32 public static final Sprite
[] blockDamageSprites
= new Sprite
[10];
34 public static final HashMap
<String
, TextureRegion
> textureRegions
= new HashMap
<>();
35 public static final ArrayMap
<String
, TouchButton
> guiMap
= new ArrayMap
<>();
36 private static final GlyphLayout glyphLayout
= new GlyphLayout();
37 public static BitmapFont minecraftFont
;
39 public static Map
<String
, Texture
> blockTextures
= new HashMap
<>();
40 public static Map
<String
, Texture
> itemTextures
= new HashMap
<>();
42 public static void dispose() {
43 minecraftFont
.dispose();
44 loadedTextures
.forEach(Texture
::dispose
);
45 loadedTextures
.clear();
48 private static Texture
loadTexture(FileHandle fileHandle
) {
49 Texture texture
= new Texture(fileHandle
);
50 loadedTextures
.add(texture
);
54 private static TextureRegion
flippedRegion(Texture texture
, int x
, int y
, int width
, int height
) {
55 return new TextureRegion(texture
, x
, y
+ height
, width
, -height
);
58 private static Sprite
flippedSprite(Texture texture
) {
59 Sprite sprite
= new Sprite(texture
);
60 sprite
.flip(false, true);
64 private static Sprite
flippedSprite(TextureRegion texture
) {
65 Sprite sprite
= new Sprite(texture
);
66 sprite
.flip(false, true);
70 private static void loadMob(AssetLoader assetLoader
, Sprite
[][] sprite
, String mob
) {
71 for (int i
= 0; i
< sprite
.length
; i
++) {
72 for (int j
= 0; j
< sprite
[i
].length
; j
++) {
73 sprite
[i
][j
] = flippedSprite(loadTexture(
74 assetLoader
.getAssetHandle("mobs/" + mob
+ "/" + i
+ "_" + j
+ ".png")));
75 sprite
[i
][j
].setOrigin(sprite
[i
][j
].getWidth() / 2, 0);
80 private static void loadBlockDamage(AssetLoader assetLoader
) {
81 final Texture blockDamageTexture
= loadTexture(assetLoader
.getAssetHandle("break.png"));
82 for (int i
= 0; i
< BLOCK_DAMAGE_STAGES
; i
++) {
83 blockDamageSprites
[i
] = new Sprite(flippedRegion(blockDamageTexture
, i
* 16, 0, 16, 16));
87 private static void setPlayerHeadOrigin() {
88 for (Sprite
[] sprites
: playerSprite
) {
89 sprites
[0].setOrigin(sprites
[0].getWidth() / 2, sprites
[0].getHeight());
94 * Loads texture names and sizes from <b>json/texture_regions.json</b>, cuts them to TextureRegions
95 * and puts to {@link #textureRegions} HashMap
97 private static void loadJSON(AssetLoader assetLoader
) {
98 JsonValue json
= jsonReader
.parse(assetLoader
.getAssetHandle("json/texture_regions.json"));
99 for (JsonValue file
= json
.child(); file
!= null; file
= file
.next()) {
100 Texture texture
= loadTexture(assetLoader
.getAssetHandle(file
.name() + ".png"));
101 if (file
.size
== 0) {
102 textureRegions
.put(file
.name(),
103 flippedRegion(texture
, 0, 0, texture
.getWidth(), texture
.getHeight()));
105 for (JsonValue key
= file
.child(); key
!= null; key
= key
.next()) {
106 int x
= getIntFromJson(key
, "x", 0);
107 int y
= getIntFromJson(key
, "y", 0);
108 int w
= getIntFromJson(key
, "w", texture
.getWidth());
109 int h
= getIntFromJson(key
, "h", texture
.getHeight());
110 textureRegions
.put(key
.name(), flippedRegion(texture
, x
, y
, w
, h
));
116 private static Texture
resolveTexture(AssetLoader assetLoader
, String textureName
, String lookUpPath
, Map
<String
, Texture
> cache
) {
117 if (cache
.containsKey(textureName
)) {
118 return cache
.get(textureName
);
121 final Texture texture
= loadTexture(assetLoader
.getAssetHandle(lookUpPath
+ File
.separator
+ textureName
+ ".png"));
122 cache
.put(textureName
, texture
);
127 public static Texture
resolveItemTexture(AssetLoader assetLoader
, String textureName
) {
128 return resolveTexture(assetLoader
, textureName
, "textures/items", itemTextures
);
131 public static Texture
resolveBlockTexture(AssetLoader assetLoader
, String textureName
) {
132 return resolveTexture(assetLoader
, textureName
, "textures/blocks", blockTextures
);
135 private static void loadAllPngsFromDirInto(FileHandle dir
, Map
<String
, Texture
> loadInto
) {
136 for (FileHandle handle
: dir
.list((d
, name
) -> name
.endsWith(".png"))) {
137 loadInto
.put(handle
.nameWithoutExtension(), loadTexture(handle
));
141 private static void loadItems(AssetLoader assetLoader
) {
142 final FileHandle itemsDir
= assetLoader
.getAssetHandle("textures/items");
143 loadAllPngsFromDirInto(itemsDir
, itemTextures
);
146 private static void loadBlocks(AssetLoader assetLoader
) {
147 final FileHandle blocksDir
= assetLoader
.getAssetHandle("textures/blocks");
148 loadAllPngsFromDirInto(blocksDir
, blockTextures
);
151 public static void load(final AssetLoader assetLoader
) {
152 loadMob(assetLoader
, playerSprite
, "char");
153 loadMob(assetLoader
, pigSprite
, "pig");
154 loadBlockDamage(assetLoader
);
155 loadJSON(assetLoader
);
156 loadBlocks(assetLoader
);
157 loadItems(assetLoader
);
158 setPlayerHeadOrigin();
159 minecraftFont
= new BitmapFont(assetLoader
.getAssetHandle("font.fnt"), true);
160 minecraftFont
.getData().setScale(.375f);
164 * @param s string whose width you want to know
165 * @return A width of string written in {@link #minecraftFont} in pixels
167 public static int getStringWidth(String s
) {
168 glyphLayout
.setText(minecraftFont
, s
);
169 return (int) glyphLayout
.width
;
173 * @param s string whose height you want to know
174 * @return A height of string written in {@link #minecraftFont} in pixels
176 public static int getStringHeight(String s
) {
177 glyphLayout
.setText(minecraftFont
, s
);
178 return (int) glyphLayout
.height
;
181 public static int getIntFromJson(JsonValue json
, String name
, int defaultValue
) {
182 return json
.has(name
) ? json
.getInt(name
) : defaultValue
;
185 public static float getFloatFromJson(JsonValue json
, String name
, float defaultValue
) {
186 return json
.has(name
) ? json
.getFloat(name
) : defaultValue
;
189 public static String
getStringFromJson(JsonValue json
, String name
, String defaultValue
) {
190 return json
.has(name
) ? json
.getString(name
) : defaultValue
;
193 public static boolean getBooleanFromJson(JsonValue json
, String name
, boolean defaultValue
) {
194 return json
.has(name
) ? json
.getBoolean(name
) : defaultValue
;