graph.contour.html

java 作图的程序

<a name="logLevels"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>logLevels</b>
<pre>
  protected boolean logLevels
</pre>
<a name="gridLimits"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>gridLimits</b>
<pre>
  protected boolean gridLimits
</pre>
<a name="levels"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>levels</b>
<pre>
  protected double levels[]
</pre>
<a name="labels"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>labels</b>
<pre>
  protected <a href="graph.TextLine.html#_top_">TextLine</a> labels[]
</pre>
<dl>
  <dd> The label for each contour level
</dl>
<a name="labelfont"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>labelfont</b>
<pre>
  protected <a href="java.awt.Font.html#_top_">Font</a> labelfont
</pre>
<dl>
  <dd> Font to use in drawing Labels
</dl>
<a name="labelcolor"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>labelcolor</b>
<pre>
  protected <a href="java.awt.Color.html#_top_">Color</a> labelcolor
</pre>
<dl>
  <dd> Color to use in drawing Labels
</dl>
<a name="labelStyle"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>labelStyle</b>
<pre>
  protected int labelStyle
</pre>
<dl>
  <dd> Style to use in drawing Labels. TextLine.SCIENTIFIC or
  TextLine.ALGEBRAIC.
</dl>
<a name="labelPrecision"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>labelPrecision</b>
<pre>
  protected int labelPrecision
</pre>
<dl>
  <dd> Precision to use in drawing Labels.
</dl>
<a name="labelSignificant"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>labelSignificant</b>
<pre>
  protected int labelSignificant
</pre>
<dl>
  <dd> Number of Significant figures to use in drawing Labels.
</dl>
<a name="labelLevels"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>labelLevels</b>
<pre>
  protected int labelLevels
</pre>
<dl>
  <dd> Which levels will get labels. If it is equal to 1 every level
  gets a label, equal to 2 every second level etc. If it is equal to 0
  no labels are displayed.
</dl>
<a name="drawlabels"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>drawlabels</b>
<pre>
  protected boolean drawlabels
</pre>
<dl>
  <dd> If false labels are not drawn
</dl>
<a name="autoLabels"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>autoLabels</b>
<pre>
  protected boolean autoLabels
</pre>
<dl>
  <dd> If true the labels will be calculated for each
  contour level. These might not look all that hot.
</dl>
<a name="contourColor"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>contourColor</b>
<pre>
  protected <a href="java.awt.Color.html#_top_">Color</a> contourColor
</pre>
<dl>
  <dd> Color to draw non labelled contour line
</dl>
<a name="labelledColor"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>labelledColor</b>
<pre>
  protected <a href="java.awt.Color.html#_top_">Color</a> labelledColor
</pre>
<dl>
  <dd> Color to draw labelled contour line
</dl>
<a name="grid"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>grid</b>
<pre>
  protected double grid[]
</pre>
<dl>
  <dd> The data grid, a 2D array stored in linear form.
  It is assumed that [0,0] is the bottom left corner
  and the data is ordered by row.
</dl>
<a name="xmin"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>xmin</b>
<pre>
  protected double xmin
</pre>
<dl>
  <dd> The X minimum limit of the data grid
</dl>
<a name="xmax"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>xmax</b>
<pre>
  protected double xmax
</pre>
<dl>
  <dd> The X maximum limit of the data grid
</dl>
<a name="ymin"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>ymin</b>
<pre>
  protected double ymin
</pre>
<dl>
  <dd> The Y minimum limit of the data grid
</dl>
<a name="ymax"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>ymax</b>
<pre>
  protected double ymax
</pre>
<dl>
  <dd> The Y maximum limit of the data grid
</dl>
<a name="zmin"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>zmin</b>
<pre>
  protected double zmin
</pre>
<dl>
  <dd> The minimum value of the grid values
</dl>
<a name="zmax"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>zmax</b>
<pre>
  protected double zmax
</pre>
<dl>
  <dd> The maximum value of the grid values
</dl>
<a name="noContours"><img src="images/magenta-ball.gif" width=12 height=12 alt=" o "></a>
<b>noContours</b>
<pre>
  public boolean noContours
</pre>
<dl>
  <dd> Boolean value if true Contours will not be calculated
</dl>
<a name="constructors"></a>
<h2>
  <img src="images/constructors.gif" width=231 height=38 alt="Constructors">
</h2>
<a name="Contour"></a>
<a name="Contour()"><img src="images/yellow-ball.gif" width=12 height=12 alt=" o "></a>
<b>Contour</b>
<pre>
  public Contour()
</pre>
<dl>
  <dd> Instantaite the class
</dl>
<a name="methods"></a>
<h2>
  <img src="images/methods.gif" width=151 height=38 alt="Methods">
</h2>
<a name="loadGrid(java.net.URL)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="loadGrid"><b>loadGrid</b></a>
<pre>
  public boolean loadGrid(<a href="java.net.URL.html#_top_">URL</a> file)
</pre>
<dl>
  <dd> Load the grid to contour from a URL. There are 2 formats for the data
 optionally the limits of the grid can be parsed.<BR>
 <PRE>
 The expected format of the data 
          1st Number:   nx
          2nd Number:   ny
          nx*ny numbers following
 Optionally
          1st Number:   nx
          2nd Number:   ny
          3rd Number:   xmin
          4th Number:   xmax
          5th Number:   ymin
          6th Number:   ymax
          nx*ny numbers following
 </PRE><BR>
 If xmin, xmax, ymin, ymax are not specified they are assumed
 to be [1.0,nx,1.0,ny]
  <dl>
    <dt> <b>Parameters:</b>
    <dd> file - URL of the file to load
    <dt> <b>Returns:</b>
    <dd> <i>true</I> of the load was successful.
  </dl>
</dl>
<a name="setRange(double, double, double, double)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="setRange"><b>setRange</b></a>
<pre>
  public void setRange(double xmin,
                       double xmax,
                       double ymin,
                       double ymax)
</pre>
<dl>
  <dd> Set the range of the grid
  <dl>
    <dt> <b>Parameters:</b>
    <dd> xmin - Minimum X value
    <dd> xmax - Maximum X value
    <dd> ymin - Minimum Y value
    <dd> ymax - Maximum Y value
  </dl>
</dl>
<a name="getRange()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="getRange"><b>getRange</b></a>
<pre>
  public double[] getRange()
</pre>
<dl>
  <dd> Return the range of the grid
  <dl>
    <dt> <b>Returns:</b>
    <dd> An array contining xmin,xmax,ymin,ymax.
  </dl>
</dl>
<a name="getDim()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="getDim"><b>getDim</b></a>
<pre>
  public int[] getDim()
</pre>
<dl>
  <dd> return the dimensions of the grid
  <dl>
    <dt> <b>Returns:</b>
    <dd> An array containing the number of columns, number of rows.
  </dl>
</dl>
<a name="getGrid()"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="getGrid"><b>getGrid</b></a>
<pre>
  public double[] getGrid()
</pre>
<dl>
  <dd> Return the grid
  <dl>
    <dt> <b>Returns:</b>
    <dd> An array of size nx by ny contining the data grid.
  </dl>
</dl>
<a name="setLevels(double[], int)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="setLevels"><b>setLevels</b></a>
<pre>
  public void setLevels(double levels[],
                        int nl)
</pre>
<dl>
  <dd> Manually set the contour levels.
  <dl>
    <dt> <b>Parameters:</b>
    <dd> levels - An array containing the contour levels
    <dd> nl - The number of contour levels in the arrray
  </dl>
</dl>
<a name="setLabels(graph.TextLine[], int)"><img src="images/red-ball.gif" width=12 height=12 alt=" o "></a>
<a name="setLabels"><b>setLabels</b></a>
<pre>
  public void setLabels(<a href="graph.TextLine.html#_top_">TextLine</a> labels[],
                        int nl)
</pre>
<dl>
  <dd> Manually set the Contour labels.
  <dl>
    <dt> <b>Parameters:</b>
    <dd> labels - An array containing the labels.
    <dd> nl - Number of labels in the Array.