core/src/ru/deadsoftware/cavedroid/misc/Assets.java

   1 package ru.deadsoftware.cavedroid.misc;
   2
   3 import com.badlogic.gdx.Gdx;
   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.math.Rectangle;
  10 import com.badlogic.gdx.utils.ArrayMap;
  11 import com.badlogic.gdx.utils.JsonReader;
  12 import com.badlogic.gdx.utils.JsonValue;
  13
  14 import java.util.HashMap;
  15
  16 public class Assets {
  17
  18     public static final JsonReader jsonReader = new JsonReader();
  19
  20     private static final GlyphLayout glyphLayout = new GlyphLayout();
  21     static final BitmapFont minecraftFont = new BitmapFont(Gdx.files.internal("font.fnt"), true);;
  22
  23     public static final Sprite[][] playerSprite = new Sprite[2][4];
  24     public static final Sprite[][] pigSprite = new Sprite[2][2];
  25     public static final HashMap<String, TextureRegion> textureRegions = new HashMap<>();
  26     public static final ArrayMap<String, Rectangle> guiMap = new ArrayMap<>();
  27     public static final Sprite sandSprite = flippedSprite(new Texture((Gdx.files.internal("textures/blocks/sand.png"))));
  28     public static final Sprite gravelSprite = flippedSprite(new Texture((Gdx.files.internal("textures/blocks/gravel.png"))));
  29
  30     private static TextureRegion flippedRegion(Texture texture, int x, int y, int width, int height) {
  31         return new TextureRegion(texture, x, y + height, width, -height);
  32     }
  33
  34     private static Sprite flippedSprite(Texture texture) {
  35         Sprite sprite = new Sprite(texture);
  36         sprite.flip(false, true);
  37         return sprite;
  38     }
  39
  40     private static Sprite flippedSprite(TextureRegion texture) {
  41         Sprite sprite = new Sprite(texture);
  42         sprite.flip(false, true);
  43         return sprite;
  44     }
  45
  46     private static void loadPlayer() {
  47         Texture plTex = new Texture(Gdx.files.internal("mobs/char.png"));
  48         //LOOK TO LEFT
  49         //head
  50         playerSprite[0][0] = flippedSprite(new TextureRegion(plTex, 0, 0, 12, 12));
  51         //body
  52         playerSprite[0][1] = flippedSprite(new TextureRegion(plTex, 0, 13, 12, 12));
  53         //hand
  54         playerSprite[0][2] = flippedSprite(new TextureRegion(plTex, 25, 5, 20, 20));
  55         //leg
  56         playerSprite[0][3] = flippedSprite(new TextureRegion(plTex, 25, 27, 20, 20));
  57         //LOOK TO RIGHT
  58         //head
  59         playerSprite[1][0] = flippedSprite(new TextureRegion(plTex, 13, 0, 12, 12));
  60         //body
  61         playerSprite[1][1] = flippedSprite(new TextureRegion(plTex, 13, 13, 12, 12));
  62         //hand
  63         playerSprite[1][2] = flippedSprite(new TextureRegion(plTex, 37, 5, 20, 20));
  64         //leg
  65         playerSprite[1][3] = flippedSprite(new TextureRegion(plTex, 37, 27, 20, 20));
  66     }
  67
  68     private static void loadPig() {
  69         Texture pigTex = new Texture(Gdx.files.internal("mobs/pig.png"));
  70         pigSprite[0][0] = flippedSprite(new TextureRegion(pigTex, 0, 0, 25, 12));
  71         pigSprite[1][0] = flippedSprite(new TextureRegion(pigTex, 0, 12, 25, 12));
  72         pigSprite[0][1] = flippedSprite(new TextureRegion(pigTex, 4, 26, 12, 12));
  73         pigSprite[1][1] = flippedSprite(new TextureRegion(pigTex, 16, 26, 12, 12));
  74     }
  75
  76     /**
  77      * Loads texture names and sizes from <b>json/texture_regions.json</b>, cuts them to TextureRegions
  78      * and puts to {@link #textureRegions} HashMap
  79      */
  80     private static void loadJSON() {
  81         JsonValue json = jsonReader.parse(Gdx.files.internal("json/texture_regions.json"));
  82         for (JsonValue file = json.child(); file != null; file = file.next()) {
  83             Texture texture = new Texture(Gdx.files.internal(file.name() + ".png"));
  84             if (file.size == 0) {
  85                 textureRegions.put(file.name(), flippedRegion(texture, 0, 0, texture.getWidth(), texture.getHeight()));
  86             } else {
  87                 for (JsonValue key = file.child(); key != null; key = key.next()) {
  88                     int x = getIntFromJson(key, "x", 0);
  89                     int y = getIntFromJson(key, "y", 0);
  90                     int w = getIntFromJson(key, "w", texture.getWidth());
  91                     int h = getIntFromJson(key, "h", texture.getHeight());
  92                     textureRegions.put(key.name(), flippedRegion(texture, x, y, w, h));
  93                 }
  94             }
  95         }
  96     }
  97
  98     public static void load() {
  99         minecraftFont.getData().setScale(.375f);
 100         loadPlayer();
 101         loadPig();
 102         loadJSON();
 103     }
 104
 105     /**
 106      * @param s string whose width you want to know
 107      * @return A width of string written in {@link #minecraftFont} in pixels
 108      */
 109     public static int getStringWidth(String s) {
 110         glyphLayout.setText(minecraftFont, s);
 111         return (int) glyphLayout.width;
 112     }
 113
 114     /**
 115      * @param s string whose height you want to know
 116      * @return A height of string written in {@link #minecraftFont} in pixels
 117      */
 118     public static int getStringHeight(String s) {
 119         glyphLayout.setText(minecraftFont, s);
 120         return (int) glyphLayout.height;
 121     }
 122
 123     public static int getIntFromJson(JsonValue json, String name, int defaultValue) {
 124         return json.has(name) ? json.getInt(name) : defaultValue;
 125     }
 126
 127     public static String getStringFromJson(JsonValue json, String name, String defaultValue) {
 128         return json.has(name) ? json.getString(name) : defaultValue;
 129     }
 130
 131     public static boolean getBooleanFromJson(JsonValue json, String name, boolean defaultValue) {
 132         return json.has(name) ? json.getBoolean(name) : defaultValue;
 133     }
 134
 135 }