component.java

j2me编写的一个在线游戏

/* ------------------------------------------------------------------------- *
          Copyright 2004-2005 Nokia Corporation  All rights reserved.
          Nokia Mobile Phones

          Restricted Rights: Use, duplication, or disclosure by the
          U.S. Government is subject to restrictions as set forth in
          subparagraph (c)(1)(ii) of DFARS 252.227-7013, or in FAR
          52.227-19, or in FAR 52.227-14 Alt. III, as applicable.

          This software is proprietary to and embodies the
          confidential technology of Nokia Possession, use, or copying
          of this software and media is authorized only pursuant to a
          valid written license from Nokia or an authorized
          sublicensor.

          Nokia  - Wireless Software Solutions
 * ------------------------------------------------------------------------- */

package samples.ui;

import java.util.Vector;
import javax.microedition.lcdui.Font;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;

/**
 * This class implements an abstract user interface class that
 * provides basic functions to control layout (position, width,
 * height), display (foreground/background color, font, shadows,
 * border, painting), and control (event dispatching and focus
 * control).
 */
public abstract class Component {
	
    /** Standard shadow color. */
//    public static final int SHADOW = 0x00606060;

    /** Standard layout anchor settings. */
    public static final int NW_ANCHOR = Graphics.TOP | Graphics.LEFT;

    /** Color to use for background painting. If -1, background will 
     * not be drawn. 
     */
    protected int background = -1;

    /** Color to use for background painting when in focus. 
     *  If -1, defaults to <code>background</code>.
     */
    protected int focusBackground = -1;
    
    /** Color to use for foreground painting. */
    protected int foreground;

    /** Color to use for foreground painting when in focus. */
    protected int focusForeground = -1;

    /** Color to use for font painting. */
    protected int fontColor;

    /** Color to use for font painting when in focus. */
    protected int focusFontColor = -1;

    /** Color to use for shadow */
    protected int shadowColor = 0x00606060;
    
    /** X coordinate of component position. */
    protected int x = -1;

    /** Y coordinate of component position. */
    protected int y = -1;

    /** Width of component. */
    protected int width = 0;

    /** Height of component. */
    protected int height = 0;

    /** Font for painting text. */
    protected CustomFont font;
//    protected  Font cfont;
    
    protected String test_font = "Font1";//"/7pt-proportional.png";//
   
    
    /** Number of pixels that text is indented from the left edge of
     *  the widget, when it is rendered.
     */
    protected int textOffsetX = 3;
    protected int textOffsetY = 2;

    /**
     * Array of images for background painting. Index 1 is used when
     * the object has focus, and index 0 is used when the object does
     * not have focus. */
    private Image[] imgList;
    private int[] colorList;

    /** Vector of registered event listeners. */
    protected Vector listeners;

    /** Boolean indicating whether to draw borders or not. */
    protected boolean drawBorders;

    /** Boolean indicating whether to draw shadows or not. */
    protected boolean drawShadows;

    /** Boolean indicating whether the component can accept input focus. */
    protected boolean focusable;

    /** Boolean indicating whether the component has input focus or not. */
    protected boolean focus;

    /** The View object that controls the component. */
    protected View view;

    /**
     * Create a new Component instance.
     */
    public Component() {
        drawBorders = true;
        listeners = new Vector();
        //font = Font.getFont(Font.FACE_PROPORTIONAL, Font.STYLE_PLAIN, Font.SIZE_SMALL);
        font = new CustomFont(test_font);
    	
    }

    /**
     * Set the postion of this instance.
     *
     * @param x The X coordinate of the lower left corner of this instance.
     * @param y The Y coordinate of the lower left corner of this instance.
     */
    public void setLocation(int x, int y) {
        this.x = x;
        this.y = y;

        repaint();
    }

    /**
     * Get the X coordinate of this instance.
     *
     * @return The X coordinate of the lower left corner of this instance.
     */
    public int getX() {
        return x;
    }

    /**
     * Get the Y coordinate of this instance.
     *
     * @return The Y coordinate of the lower left corner of this instance.
     */
    public int getY() {
        return y;
    }

    /**
     * Set whether the instance has input focus or not.
     *
     * @param focus Whether the instance has input focus.
     */
    public void setFocus(boolean focus) {
        this.focus = focus;
    }

    /**
     * Query whether the instance has input focus or not.
     *
     * @return Whether the instance has input focus.
     */
    public boolean hasFocus() {
        return focus;
    }

    /**
     * Set the dimensions of this instance.
     *
     * @param width The width of this instance.
     * @param height The height of this instance.
     */
    public void setDimension(int width, int height) {
        this.width = width;
        this.height = height;

        repaint();
    }

    /**
     * Query whether the instance wants to be highlighted when it has focus.
     *
     * @return Whether the instance is highlighted.
     */
    public boolean wantsHighlight() {
        return true;
    }

    /**
     * Get the width of this instance.
     *
     * @return The width of this instance.
     */
    public int getWidth() {
        return width;
    }

    /**
     * Get the height of this instance.
     *
     * @return The height of this instance.
     */
    public int getHeight() {
        return height;
    }

    /**
     * Set the View object that controls this instance.
     *
     * @param view The View object that controls this instance.
     */
    public void setView(View view) {
        this.view = view;
    }

    /**
     * Get the View object that controls this instance.
     *
     * @return The View object that controls this instance.
     */
    public View getView() {
        return view;
    }

    /**
     * Set the font for this instance.
     *
     * @param font The font for this instance.
     */
    public void setFont(CustomFont font) {
        this.font = font;
    }

    /**
     * Get the font for this instance.
     *
     * @return The font for this instance.
     */
    public CustomFont getFont() {
        return font;
    }

    /**
     * Set the font color for this instance.
     *
     * @param fontColor The font color for this instance.
     */
    public void setFocusFontColor(int fontColor) {
        this.focusFontColor = fontColor;
    }

    /**
     * Get the font color for this instance.
     *
     * @return The font color for this instance.
     */
    public int getFocusFontColor() {
        return focusFontColor;
    }

    /**
     * Set the background color for this instance.
     *
     * @param background The background color for this instance.
     */
    public void setFocusBackground(int background) {
        this.focusBackground = background;
    }

    /**
     * Get the background color for this instance.
     *
     * @return The background color for this instance.
     */
    public int getFocusBackground() {
        return focusBackground;
    }

    /**
     * Set the foreground color for this instance.
     *
     * @param foreground The foreground color for this instance.
     */
    public void setFocusForeground(int foreground) {
        this.focusForeground = foreground;
    }

    /**
     * Get the foreground color for this instance
     *
     * @return The foreground color for this instance.
     */
    public int getFocusForeground() {
        return focusForeground;
    }

    /**
     * Set the font color for this instance.
     *
     * @param fontColor The font color for this instance.
     */
    public void setFontColor(int fontColor) {
        this.fontColor = fontColor;
    }

    /**
     * Get the font color for this instance.
     *
     * @return The font color for this instance.
     */
    public int getFontColor() {
        return fontColor;
    }

    
    
    public int getShadowColor() {
		return shadowColor;
	}

	public void setShadowColor(int shadowColor) {
		this.shadowColor = shadowColor;
	}

	/**
     * Set the background color for this instance.
     *
     * @param background The background color for this instance.
     */
    public void setBackground(int background) {
        this.background = background;
    }

    /**
     * Get the background color for this instance.
     *
     * @return The background color for this instance.
     */
    public int getBackground() {
        return background;
    }

    /**
     * Set the foreground color for this instance.
     *
     * @param foreground The foreground color for this instance.