listelement.java

最强手机阅读器Anyview3.0版的界面代码

package com.ismyway.fairyui;

import javax.microedition.lcdui.Graphics;

import com.ismyway.anyview.others.Settings;
import com.ismyway.util.Theme;

public class ListElement extends DisplayableBlock {
	private boolean checked = false;
	private String text = "";
	private boolean radioType = false;
	private Row container;

	///以下为私有变量，用于控制动画显示
	private boolean animate = false;
	private int animateX = 0; //偏移的X坐标
	private int animateLen = 0; //可用于动画的步长
	private boolean dec = true; //X坐标增加还是减少的标志位
	private int delayStep = 0; //停留10步后再开始动画 

	public ListElement() {
	}

	public ListElement(String text, boolean checked) {
		this.text = text;
		this.checked = checked;
	}

	public void paint(Graphics g, int adjustx, int adjusty) {
		//System.out.println("ListElement.paint()");
		int x, y;
		x = getLeft() - adjustx;
		y = getTop() - adjusty;
		int disx = getFont().getHeight() / 2 - 5;

		Theme.drawRadioElement(g, x, y + disx, radioType, isChecked());

		x += 14;
		int clipWidth = getWidth() - 18;
		g.setClip(x, y, clipWidth, getHeight());
		//System.out.println("ListElement.paint() " + x + ", " + y);
		g.setFont(getFont());
		if (isSelected()) {
			g.setColor(Theme.TextShade);
			g.fillRect(x, y, getFont().stringWidth(text), getHeight());
			g.setColor(Theme.TextLight);
			g.drawString(text, x - animateX, y, ANCHOR);
		} else {
			g.setColor(Theme.TextColor);
			g.drawString(text, x - animateX, y, ANCHOR);
		}
		restoreClip(g);
	}

	public String getText() {
		return text;
	}

	public void setText(String text) {
		this.text = text;
	}

	public boolean isChecked() {
		return checked;
	}

	public void setChecked(boolean checked) {
		this.checked = checked;
	}

	public void setType(boolean type) {
		radioType = type;
	}

	public boolean isRadioType() {
		return radioType;
	}

	public void setSelected(boolean b) {
		super.setSelected(b);
		if (!b) {
			animateX = 0;
			dec = true;
			delayStep = 0;
		}
	}

	public boolean isAnimated() {
		if (isSelected() && animate && delayStep > 10) {
			return true;
		}
		delayStep++;
		return false;
	}

	public boolean clock() {
		if (isAnimated()) {
			if (dec) {
				animateX++;
				if (animateX > animateLen) {
					dec = !dec;
				}
			} else {
				animateX--;
				if (animateX == 0) {
					dec = !dec;
				}
			}

			return true;
		}
		return false;
	}

	public void validate() {

	}

	public void putInSequence(int[] rect, int width) {
		int height = getFont().getHeight();

		if (rect[0] != Settings.VECPADDING) {
			rect[1] = rect[1] + rect[3] + Settings.HORPADDING;
			rect[0] = Settings.VECPADDING;
			rect[3] = 1;
			rect[2] = width;
		}

		setInnerLeft(rect[0]);
		setInnerTop(rect[1]);
		setWidth(width);
		setHeight(height);
		animateLen = getFont().stringWidth(text) - width + 18;
		animate = animateLen > 0;

		rect[0] = Settings.VECPADDING;
		rect[1] = getInnerTop() + getHeight() + Settings.HORPADDING;
		rect[2] = width;
		rect[3] = 1;
	}

	public void setContainer(Row container) {
		this.container = container;
	}

	public boolean generateEvent() {
		container.addCommand(getCommand());
		return container.generateEvent();
	}
}