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package Game;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
/*
* Copyright 2009 Volker Oth
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Handles the mini map.
* @author Volker Oth
*/
public class MiniMap {
/** color of Lemmings in mini map */
final private static Color LEMM_COLOR = Color.RED;
/** color of screen frame in mini map */
final private static Color BORDER_COLOR = Color.YELLOW;
/** image used for mini map */
private static BufferedImage img;
/** X position in main gfx */
private static int xPos;
/** Y position in main gfx */
private static int yPos;
/** X scale */
private static int scaleX;
/** Y scale */
private static int scaleY;
/** height of mini map */
private static int height;
/** width of mini map */
private static int width;
/**
* init
* @param x X position in main gfx used in drawLemming() and move()
* @param y Y position in main gfx used in drawLemming() and move()
* @param sx X Scale (2 -> 0.5)
* @param sy Y Scale (3 -> 0.333)
* @param tint true: apply greenish tint, false: use original colors
*/
public static void init(final int x, final int y, final int sx, final int sy, final boolean tint) {
xPos = x;
yPos = y;
scaleX = sx;
scaleY = sy;
Level level = GameController.getLevel();
BufferedImage bgImage = GameController.getBgImage();
img = level.createMiniMap(img, bgImage, scaleX, scaleY, tint);
width = img.getWidth();
height = img.getHeight();
}
/**
* Draw mini map.
* @param g Graphics object to draw on
* @param x x position in pixels
* @param y y position in pixels
* @param xOfs horizontal level offset
*/
public static void draw(final Graphics2D g, final int x, final int y, final int xOfs) {
int wWidth = Core.getCmp().getWidth();
g.drawImage(img,x,y,null);
g.setColor(BORDER_COLOR);
g.drawRect(x+xOfs/scaleX,y,wWidth/scaleX,img.getHeight()-1);
}
/**
* Draw Lemming in mini map.
* @param g Graphics object to draw on
* @param lx original lemming x position in pixels
* @param ly original lemming y position in pixels
*/
public static void drawLemming(final Graphics2D g, final int lx, final int ly) {
int x = xPos + (lx+scaleX/2)/scaleX;
int y = yPos + (ly+scaleY/2)/scaleY;
g.setColor(LEMM_COLOR);
g.fillRect(x,y,2,2);
}
/**
* Return current image.
* @return current image.
*/
public static BufferedImage getImage() {
return img;
}
/**
* Move screen frame via mini map.
* @param x cursor x position in original gfx.
* @param y cursor y position in original gfx.
* @param swidth
* @return new horizontal screen offset
*/
public static int move(final int x, final int y, final int swidth) {
if (y < yPos || y >= yPos+height || x < xPos || x >= xPos+width)
return -1; // cursor outside the mini map
int xOfs = (x-xPos)*scaleX-swidth/2;
if (xOfs < 0)
xOfs = 0;
if (xOfs > Level.WIDTH - swidth)
xOfs = Level.WIDTH - swidth-1;
return xOfs;
}
}
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