sdachartseries.java

很好的UI界面源码..还有自己的输入法,可以更换风格.可以学习和使用

/*
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package cn.sda.ui;

import java.util.Enumeration;
import java.util.Random;
import java.util.Vector;

/**
 *
 * @author Administrator
 */
public class SDAChartSeries {

    //值类型
    public static final byte svNone = 0;
    public static final byte svValue = 1;
    public static final byte svPercent = 2;
    public static final byte svXValue = 3;
    public static final byte svXYValue = 4;
    public static final byte svXValuePercent = 5;
    public static final byte svLabel = 6;
    public static final byte svLabelValue = 7;
    public static final byte svLabelPercent = 8;
    //图形类型
    public static final byte ctLine = 0;
    public static final byte ctPie = 1;
    public static final byte ctBar = 2;
    public static final byte ctPoint = 3;
    private String title = "";
    private boolean showMarks = false;
    private byte markValueType = svNone;
    private int marksBackColor = SDAConsts.clBtnFace;
    private int lineColor = SDAConsts.clBlack;
    private boolean showPoint = true;
    private int percentDecNum = 2;
    //饼图图例宽度
    private int pieLegendWidth=60;
    private boolean showPieLegend=true;
    //图形类型
    private byte chartType = ctLine;
    //数据存储
    protected Vector dataList = null;
    //图表类
    private SDAChart chart = null;
    //为点的颜色建立一个随机机制
    private Random rd = null;

    //点数据类
    public class PointData {

        protected double xValue = 0;
        protected double yValue = 0;
        protected String label = "";
        protected String percent = "0.0";
        protected double dpercent = 0.0;
        int r = rd.nextInt();
        int g = rd.nextInt();
        int b = rd.nextInt();
        protected int color = r * g * b;

        public int getColor() {
            return color;
        }

        public String getLabel() {
            return label;
        }

        public String getPercent() {
            return percent;
        }

        public double getXValue() {
            return xValue;
        }

        public double getYValue() {
            return yValue;
        }        
    }

    public SDAChartSeries() {
        dataList = new Vector();
        rd = new Random(255);
    }

    public int getMarksBackColor() {
        return marksBackColor;
    }

    public void setMarksBackColor(int marksBackColor) {
        this.marksBackColor = marksBackColor;
    }

    public boolean isShowMarks() {
        return showMarks;
    }

    public void setShowMarks(boolean showMarks) {
        this.showMarks = showMarks;
    }

    public String getTitle() {
        return title;
    }

    public void setTitle(String title) {
        this.title = title;
    }

    public byte getMarkValueType() {
        return markValueType;
    }

    public void setMarkValueType(byte markValueType) {
        this.markValueType = markValueType;
    }

    //处理数据
    public void addData(double xValue, double yValue) {
        PointData pd = new PointData();
        pd.xValue = xValue;
        pd.yValue = yValue;
        dataList.addElement(pd);
    }

    public void addData(double xValue, double yValue, String label) {
        PointData pd = new PointData();
        pd.xValue = xValue;
        pd.yValue = yValue;
        pd.label = label;
        dataList.addElement(pd);
    }
    public void addData(double xValue, double yValue, int color) {
        PointData pd = new PointData();
        pd.xValue = xValue;
        pd.yValue = yValue;
        pd.color = color;
        dataList.addElement(pd);
    }

    public void addData(double xValue, double yValue, String label, int color) {
        PointData pd = new PointData();
        pd.xValue = xValue;
        pd.yValue = yValue;
        pd.color = color;
        pd.label = label;
        dataList.addElement(pd);
    }

    public void removeData(int index) {
        if (index > -1 && index < dataList.size()) {
            dataList.removeElementAt(index);
        }
    }

    public void clear() {
        dataList.removeAllElements();
    }

    //读数据
    public PointData getData(int index) {
        PointData pd = null;
        if (index > -1 && index < dataList.size()) {
            pd = (PointData) dataList.elementAt(index);
        }
        return pd;
    }

    public Enumeration getDataList() {
        return dataList.elements();
    }

    public int getDataCount() {
        return dataList.size();
    }
    //属性
    public int getLineColor() {
        return lineColor;
    }

    public void setLineColor(int lineColor) {
        this.lineColor = lineColor;
    }

    protected void setChart(SDAChart chart) {
        this.chart = chart;
    }

    public boolean isShowPoint() {
        return showPoint;
    }

    public void setShowPoint(boolean showPoint) {
        this.showPoint = showPoint;
    }

    public int getPercentDecNum() {
        return percentDecNum;
    }

    public void setPercentDecNum(int percentDecNum) {
        this.percentDecNum = percentDecNum;
    }

    public byte getChartType() {
        return chartType;
    }

    public void setChartType(byte chartType) {
        this.chartType = chartType;
    }

    public int getPieLegendWidth() {
        return pieLegendWidth;
    }

    public void setPieLegendWidth(int pieLegendWidth) {
        this.pieLegendWidth = pieLegendWidth;
    }

    public boolean isShowPieLegend() {
        return showPieLegend;
    }

    public void setShowPieLegend(boolean showPieLegend) {
        this.showPieLegend = showPieLegend;
    }

    //计算百分比
    protected void calPercent() {
        //总数
        double total = 0;
        PointData pd = null;
        for (int i = 0; i < dataList.size(); i++) {
            pd = (PointData) dataList.elementAt(i);
            total += Math.abs(pd.yValue);
        }
        //计算
        double per = 0.0;
        String p1 = "0.0";
        for (int i = 0; i < dataList.size(); i++) {
            pd = (PointData) dataList.elementAt(i);
            per = Math.abs(pd.yValue) * 100 / total;
            pd.dpercent=per;
            p1 = String.valueOf(per);
            if ((p1.indexOf(".") > 0) && (p1.length() - p1.indexOf(".") - 1 >= percentDecNum)) {
                pd.percent = p1.substring(0, p1.indexOf(".") + percentDecNum + 1) + "%";
            } else {
                pd.percent = p1 + "%";
            }
        }
    }
}