Android版的股票行情K线图开发

/** 
   * 分时图 
   */ 
  @Override 
  public void drawHoursChart(){ 
    double heightScale = (KChartbottom - kChartTop)/(highPrice - lowPrice); 
    int cLeft = left; 
    int cTop = 0; 
    Path path = new Path(); 
    path.moveTo(cLeft, KChartbottom-2); 
    int position = 0; 
    int perPointX = perXPoint[position];// 记录第一条垂直虚线的x坐标 
    for(MinuteInfo info:minuteInfos){ 
      cLeft += per * per16; 
      cTop = (int) (kChartTop + (highPrice - info.getNow()) * heightScale); 
      path.lineTo(cLeft + per * per26, cTop); 
      if (cLeft >= perPointX){ 
        // 恰好画到第一条垂直虚线的地方，需要画下面的时间 
        String text = KChartUtil.getMinute(info.getMinute()); 
        float textWidth = textGrayPaint.measureText(text); 
        int textHeight = (int) (textGrayPaint.descent()- textGrayPaint.ascent()); 
        mCanvas.drawText(text, perPointX - textWidth/2, KChartbottom + textHeight, textGrayPaint); 
        if (!(position == perXPoint.length-1)){ 
          Log.e(TAG, perPointX+"----------"+info.getMinute()+"---"+text); 
          perPointX = perXPoint[++position]; 
        } 
      } 
      cLeft += per * per56;// 右边的间距 5/6 
    } 
    path.lineTo(cLeft, KChartbottom-2); 
    Paint LinePaint = new Paint(); 
    LinePaint.setColor(Color.BLUE); 
    LinePaint.setAntiAlias(true); 
    LinePaint.setStrokeWidth(1); 
    LinePaint.setStyle(Style.STROKE); 
//   LinePaint.setStyle(Style.STROKE); 
    mCanvas.drawPath(path, LinePaint); 
    LinePaint.setAlpha(50); 
    LinePaint.setStyle(Style.FILL); 
    mCanvas.drawPath(path, LinePaint); 
  } 

新年伊始，中国股市走出世界罕见，前无古人后无来者的极端行情，股市有风险，投资需谨慎。
这句话是题外话了，重点还是希望对大家学习Android程序设计有所帮助。

注：相关教程知识阅读请移步到Android开发频道。