Android Open Source - globalgamejam-mirrors Square

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License

The source code is released under:

This code and all related assets are licensed under the Attribution-Noncommercial-Share Alike 3.0 version of the Creative Commons License. Full text of the license can be found here: http://creativec...

Java Source Code

package com.w131.globalgamejam.mirrors;
//from   w  w w .ja v a 2 s  .co m
import java.util.LinkedList;

import com.badlogic.gdx.graphics.Color;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
import com.badlogic.gdx.graphics.glutils.ShapeRenderer.ShapeType;
import com.badlogic.gdx.maps.tiled.TiledMapTile;
import com.badlogic.gdx.maps.tiled.TiledMapTileLayer.Cell;
import com.badlogic.gdx.math.Vector2;

public class Square {
  public final int WIDTH = 20;
  public final int HEIGHT = 20;

  public Vector2 pos = new Vector2();
  public Vector2 del = new Vector2();
  public float speed = 200;
  public Vector2 multiplier = new Vector2(1, 1);

  public ShapeRenderer shapeRenderer = new ShapeRenderer();
  public Color color = Color.BLACK;

  public boolean crossed = false;
  public boolean canCrossMirror = false;
  public boolean justCrossedMirror = false;
  public boolean crossingMirror = false;
  public Vector2 crossingDir = new Vector2();

  public boolean onExit = false;

  Controller controller;

  public Square(Controller cont, Color col) {
    controller = cont;
    color = col;
    pos = new Vector2();
  }

  public Square(Controller cont, Color col, Vector2 npos) {
    controller = cont;
    color = col;
    pos = npos;
  }

  public void tick(Square other, float delta) {
    justCrossedMirror = false;
    if (crossingMirror) {
      move(crossingDir, other, delta);
    }
    checkOnExit();
  }

  public void handleInput(Square other, float delta) {
    if (crossingMirror) return;

    if (KeyHandler.up) {
      move(new Vector2(0, speed).scl(multiplier), other, delta);
    }
    if (KeyHandler.down) {
      move(new Vector2(0, -speed).scl(multiplier), other, delta);
    }
    if (KeyHandler.left) {
      move(new Vector2(-speed, 0).scl(multiplier), other, delta);
    }
    if (KeyHandler.right) {
      move(new Vector2(speed, 0).scl(multiplier), other, delta);
    }
  }

  /**
   * Move the square (ONLY MOVE ONE AXIS AT A TIME)
   * 
   * @param vec
   * @param delta
   */
  public void move(Vector2 vec, Square other, float delta) {
    Vector2 startPos = pos.cpy();
    
    pos.add(vec.cpy().scl(delta));

    del = pos.cpy().sub(startPos);
    if(crossingMirror) {
      float newDist = controller.mirror.distFrom(this);
      if(newDist >= WIDTH) {
        pos = startPos.cpy();
        float oldDist = controller.mirror.distFrom(this);
        pos.add(vec.cpy().scl(delta));
        if(oldDist < newDist) {
          crossingDir = new Vector2();
          if(other.crossingDir.len() == 0) {
            crossingMirror = false;
            other.crossingMirror = false;
          }
        }
      }
      return;
    }

    Vector2 tpos = pos.cpy();
    tpos.x = (int) tpos.x;
    tpos.y = (int) tpos.y;

    // The cell at each of the corners
    LinkedList<TiledMapTile> corners = new LinkedList<TiledMapTile>();
    Cell cell;
    cell = controller.screen.getCurrentLayer().getCell((int) Math.floor(tpos.x / WIDTH), (int) Math.floor(tpos.y / HEIGHT));
    if(cell != null)
      corners.add(cell.getTile());
    cell = controller.screen.getCurrentLayer().getCell((int) Math.floor((tpos.x + WIDTH - 1) / WIDTH), (int) Math.floor(tpos.y / HEIGHT));
    if(cell != null)
      corners.add(cell.getTile());
    cell = controller.screen.getCurrentLayer().getCell((int) Math.floor(tpos.x / WIDTH), (int) Math.floor((tpos.y + HEIGHT - 1) / HEIGHT));
    if(cell != null)
      corners.add(cell.getTile());
    cell = controller.screen.getCurrentLayer().getCell((int) Math.floor((tpos.x + WIDTH - 1) / WIDTH), (int) Math.floor((tpos.y + HEIGHT - 1) / HEIGHT));
    if(cell != null)
      corners.add(cell.getTile());

    // Collisions go here
    for (TiledMapTile corner : corners) {
      if (corner.getProperties().get("color").equals(color.toString()) || corner.getProperties().get("color").equals("7f7f7fff")) {
        pos.sub(vec.cpy().scl(delta));
        if (vec.x != 0) {
          if (vec.x < 0) {
            pos.x = (float) (Math.floor(pos.x / WIDTH) * WIDTH);
          } else {
            pos.x = (float) (Math.floor((pos.x + WIDTH - 1) / WIDTH) * WIDTH);
          }
        }
        if (vec.y != 0) {
          if (vec.y < 0) {
            pos.y = (float) (Math.floor(pos.y / HEIGHT) * HEIGHT);
          } else {
            pos.y = (float) (Math.floor((pos.y + HEIGHT - 1) / HEIGHT) * HEIGHT);
          }
        }
        break;
      }
    }
  }
  
  public void checkOnExit() {

    LinkedList<TiledMapTile> corners = new LinkedList<TiledMapTile>();

    Cell cell;
    cell = controller.screen.getCurrentLayer().getCell((int) Math.floor(pos.x / WIDTH), (int) Math.floor(pos.y / HEIGHT));
    if(cell != null)
      corners.add(cell.getTile());
    cell = controller.screen.getCurrentLayer().getCell((int) Math.floor((pos.x + WIDTH - 1) / WIDTH), (int) Math.floor(pos.y / HEIGHT));
    if(cell != null)
      corners.add(cell.getTile());
    cell = controller.screen.getCurrentLayer().getCell((int) Math.floor(pos.x / WIDTH), (int) Math.floor((pos.y + HEIGHT - 1) / HEIGHT));
    if(cell != null)
      corners.add(cell.getTile());
    cell = controller.screen.getCurrentLayer().getCell((int) Math.floor((pos.x + WIDTH - 1) / WIDTH), (int) Math.floor((pos.y + HEIGHT - 1) / HEIGHT));
    if(cell != null)
      corners.add(cell.getTile());
    
    onExit = false;
    for (TiledMapTile corner : corners) {
      // Check to see if we're on an exit
      if (corner.getProperties().get("exit").equals("true")) {
        onExit = true;
      }
    }
  }

  public void render(float delta) {
    shapeRenderer.begin(ShapeType.Filled);
    shapeRenderer.setColor(color);
    shapeRenderer.rect(pos.x, pos.y, WIDTH, HEIGHT);
    shapeRenderer.end();
  }

  public void dispose() {
    shapeRenderer.dispose();
  }
}

Java Source Code List

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