LinePlot.html 29.2 KB
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		</style></HEAD><hr><div style="padding-left:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;background-color:#deaa87;font-family:courier new;font-size:16pt;">Class <a class="no" name="_C_LINEPLOT"><b>LinePlot</b></a> Extends <a style="font-size:14pt;text-decoration:underline;"href="Plot.html#_C_PLOT" style="font-face:arial;font-weight:bold;">Plot</a></div>
<i>(Defined in: jpgraph_line.php : 24)</i><br>&nbsp;<br><table cellspaceing=0 cellpadding=4 style="border:solid #303030 1px;"><tr><td align="center" style="background:lightgray;" >&nbsp;<a href="LinePlot.html" style="font-family:arial;font-weight:bold;color:darkblue;">LinePlot</a>&nbsp;</td><td align="center" style="background:lightgray;" >&nbsp;<a href="Plot.html" style="font-family:arial;font-weight:bold;color:darkblue;">Plot</a>&nbsp;</td></tr><tr><td valign=top>&nbsp;<a href="LinePlot.html#_LINEPLOT_ADDAREA">AddArea()</a>&nbsp;<br>
&nbsp;<a href="LinePlot.html#_LINEPLOT_LINEPLOT">LinePlot()</a>&nbsp;<br>
&nbsp;<a href="LinePlot.html#_LINEPLOT_SETBARCENTER">SetBarCenter()</a>&nbsp;<br>
&nbsp;<a href="LinePlot.html#_LINEPLOT_SETCOLOR">SetColor()</a>&nbsp;<br>
&nbsp;<a href="LinePlot.html#_LINEPLOT_SETFASTSTROKE">SetFastStroke()</a>&nbsp;<br>
&nbsp;<a href="LinePlot.html#_LINEPLOT_SETFILLCOLOR">SetFillColor()</a>&nbsp;<br>
&nbsp;<a href="LinePlot.html#_LINEPLOT_SETFILLFROMYMIN">SetFillFromYMin()</a>&nbsp;<br>
&nbsp;<a href="LinePlot.html#_LINEPLOT_SETFILLGRADIENT">SetFillGradient()</a>&nbsp;<br>
&nbsp;<a href="LinePlot.html#_LINEPLOT_SETSTEPSTYLE">SetStepStyle()</a>&nbsp;<br>
&nbsp;<a href="LinePlot.html#_LINEPLOT_SETSTYLE">SetStyle()</a>&nbsp;<br>
</td><td valign=top>&nbsp;<a href="Plot.html#_PLOT_HIDELEGEND">HideLegend()</a>&nbsp;<br>
&nbsp;<a href="Plot.html#_PLOT_PRESCALESETUP">PreScaleSetup()</a>&nbsp;<br>
&nbsp;<a href="Plot.html#_PLOT_SETCENTER">SetCenter()</a>&nbsp;<br>
&nbsp;<a href="Plot.html#_PLOT_SETCOLOR" style="color:darkgrey;">SetColor()&nbsp;</a><br>
&nbsp;<a href="Plot.html#_PLOT_SETCSIMTARGETS">SetCSIMTargets()</a>&nbsp;<br>
&nbsp;<a href="Plot.html#_PLOT_SETLEGEND">SetLegend()</a>&nbsp;<br>
&nbsp;<a href="Plot.html#_PLOT_SETLINEWEIGHT">SetLineWeight()</a>&nbsp;<br>
</td></tr></table>&nbsp;<p><div style="font-weight:bold;font-family:arial;font-size:100%;">Class usage and Overview</div>This class is used to creat line graph plots. Line graph plots are used to draw standard lineplots where datapoints are connected by lines. Each data point can also be marked by a plotmark.
<p>
A line plot can only be added to a Graph() image.

<b>Public properties:</b>
<table width=80%>
<tr><th width=20%> Name </th><th width=20%> Type </th><th> Description </th></tr>

<tr><td> mark </td> PlotMark <td></td><td> Mark at each data point </td></tr>

<tr><td> value </td> DisplayValue <td></td><td> Determine if and hhow each data value should be displayed in the plot </td></tr>


</table> <p> &nbsp;
<div style="font-weight:bold;font-family:arial;font-size:85%;">See also related classes:</div><a href="AccLinePlot.html">AccLinePlot</a> <p> &nbsp;<hr><span style="font-family:arial;font-size:120%;font-weight:bold;">Class Methods</span><hr><p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_ADDAREA"><span style="color:#555555;">LinePlot ::</span><br><b>AddArea</b>($aMin, $aMax, $aFilled, $aColor, $aBorder)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Create a colored area under part of the lien graph.</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aMin</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">0</span>
</span>
</td><td>Start X-value</td></tr>

<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aMax</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">0</span>
</span>
</td><td>End X-value</td></tr>

<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aFilled</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">LP_AREA_NOT_FILLED</span>
</span>
</td><td>Fill area or not (true/false)</td></tr>

<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aColor</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB"></span><span style="color: #DD0000">"gray9"</span><span style="color: #0000BB"></span>
</span>
</td><td>Color of fill</td></tr>

<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aBorder</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">LP_AREA_BORDER</span>
</span>
</td><td>Use a border (true/false)</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>Create a vertical colored area under the line between two X-values and to the top of the line.
<p>
Predefined values for $aFilled are:<br>
LP_AREA_FILLED<br>
LP_AREA_NOT_FILLED<br>
&nbsp;<br>

<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB">$lineplot</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">AddArea</span><span style="color: #007700">(</span><span style="color: #0000BB">2</span><span style="color: #007700">,</span><span style="color: #0000BB">5</span><span style="color: #007700">,</span><span style="color: #0000BB">LP_AREA_FILLED</span><span style="color: #007700">,</span><span style="color: #DD0000">"indianred1"</span><span style="color: #007700">);</span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_LINEPLOT"><span style="color:#555555;">LinePlot ::</span><br><b>LinePlot</b>($datay, $datax)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Public Constructor for LinePlot
</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$datay</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'>&nbsp;</td><td>No description available</td></tr>

<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$datax</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">false</span>
</span>
</td><td>X-data</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>Create a new LinePlot which later can be added to the graph with the Graph::Add() or Graph::AddY2() method.
<p>
A plot can be specified with either only Y-values or both Y-and X-values. If both X and Y values are specified they should have the same number of elements.&nbsp;<br>
 &nbsp; <div style="font-weight:bold;font-family:arial;font-size:90%;">See also:</div><ul><li><a href="Graph.html#_GRAPH_ADD">Graph::Add()</a><li><a href="Graph.html#_GRAPH_ADDY2">Graph::AddY2()</a></ul>
<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB"><br />$lineplot&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">LinePlot</span><span style="color: #007700">(</span><span style="color: #0000BB">$ydata</span><span style="color: #007700">);</span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_SETBARCENTER"><span style="color:#555555;">LinePlot ::</span><br><b>SetBarCenter</b>($aFlag)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Adjust the positioning of line plots when combined with a bar plot</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aFlag</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">true</span>
</span>
</td><td>TRUE = Align line points to center of bars</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>By default the lineplots gets aligned to the left side of the bars when using a text X-scale. By calling this method the line points instead gets aligned to the center of the bars.
<p>
This method is only to be used in the case where line and bar plots are combined. Any other use is undefined.&nbsp;<br>

<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB">$ydata&nbsp;</span><span style="color: #007700">=&nbsp;array(</span><span style="color: #0000BB">12</span><span style="color: #007700">,</span><span style="color: #0000BB">15</span><span style="color: #007700">,</span><span style="color: #0000BB">22</span><span style="color: #007700">,</span><span style="color: #0000BB">19</span><span style="color: #007700">,</span><span style="color: #0000BB">5</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$graph&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">Graph</span><span style="color: #007700">(</span><span style="color: #0000BB">400</span><span style="color: #007700">,</span><span style="color: #0000BB">200</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$graph</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">SetScale</span><span style="color: #007700">(</span><span style="color: #DD0000">"textlin"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$line&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">LinePlot</span><span style="color: #007700">(</span><span style="color: #0000BB">$ydata</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$line</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">SetBarCenter</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$bar&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">BarPlot</span><span style="color: #007700">(</span><span style="color: #0000BB">$ydata</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$graph</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">Add</span><span style="color: #007700">(</span><span style="color: #0000BB">$bar</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$graph</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">Add</span><span style="color: #007700">(</span><span style="color: #0000BB">$line</span><span style="color: #007700">);<br /></span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_SETCOLOR"><span style="color:#555555;">LinePlot ::</span><br><b>SetColor</b>($aColor)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Set color for the line plot.</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aColor</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'>&nbsp;</td><td>Color</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>Specify color for line.&nbsp;<br>

<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB">$lp&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">LinePlot</span><span style="color: #007700">(</span><span style="color: #0000BB">$ydata</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Set&nbsp;full&nbsp;blue<br /></span><span style="color: #0000BB">$lp</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">SetColor</span><span style="color: #007700">(</span><span style="color: #DD0000">'#0000FF'</span><span style="color: #007700">);</span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_SETFASTSTROKE"><span style="color:#555555;">LinePlot ::</span><br><b>SetFastStroke</b>($aFlg)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Use Fast version of Stroke()</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aFlg</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">true</span>
</span>
</td><td>TRUE=Use fast stroke</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>Use Fast version of Stroke(). This is useful for line plots which have many thousand points. This method is a lot faster than the usual Stroke() but also have a lot less functionality and puts restriction on the complexity of the line. The lines can have no plotmarks, must be solid and have a line width of 1&nbsp;<br>

<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB">$lineplot</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">SetFastStroke</span><span style="color: #007700">()</span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_SETFILLCOLOR"><span style="color:#555555;">LinePlot ::</span><br><b>SetFillColor</b>($aColor, $aFilled)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Specify fill color</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aColor</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'>&nbsp;</td><td>Color</td></tr>

<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aFilled</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">true</span>
</span>
</td><td>Flag. Filled or not</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>Specify that a lineplot should be filled as well as the fill color.&nbsp;<br>
 &nbsp; <div style="font-weight:bold;font-family:arial;font-size:90%;">See also:</div><ul><li><a href="LinePlot.html#_LINEPLOT_SETCOLOR">LinePlot::SetColor()</a></ul>
<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB">$lp</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">SetFillColor</span><span style="color: #007700">(</span><span style="color: #DD0000">'green'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_SETFILLFROMYMIN"><span style="color:#555555;">LinePlot ::</span><br><b>SetFillFromYMin</b>($f)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Fill line not from 0 but from the minimum Y value</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$f</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">true</span>
</span>
</td><td>TRUE=fill from minimum</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>Fill line not from 0 (as default) but from the minimum Y value. This is mostly usefull when a plot have the negative value and the X-axis is placed at the minimum Y-alue (at the bottom)&nbsp;<br>

<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB">$lineplot</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">SetFillFromYMin</span><span style="color: #007700">();<br /></span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_SETFILLGRADIENT"><span style="color:#555555;">LinePlot ::</span><br><b>SetFillGradient</b>($aFromColor, $aToColor, $aNumColors, $aFilled)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Specify a gradient fill for the line plot</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aFromColor</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'>&nbsp;</td><td>Start color</td></tr>

<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aToColor</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'>&nbsp;</td><td>End color</td></tr>

<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aNumColors</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">100</span>
</span>
</td><td>Number of colors to use in transition</td></tr>

<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aFilled</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">true</span>
</span>
</td><td>TRUE=Enable gradient fill</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>Specify a gradient fill for the line plot. Currently only vertical gradient fill is supported, i.e. the transiiton from color 1 to color 2 is vertical.
&nbsp;<br>

<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB">$p1&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">LinePlot</span><span style="color: #007700">(</span><span style="color: #0000BB">$datay</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$p1</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">SetFillGradient</span><span style="color: #007700">(</span><span style="color: #DD0000">'white'</span><span style="color: #007700">,</span><span style="color: #DD0000">'darkgreen'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_SETSTEPSTYLE"><span style="color:#555555;">LinePlot ::</span><br><b>SetStepStyle</b>($aFlag)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Use step style for line graph.</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aFlag</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">true</span>
</span>
</td><td>Flag. true to use step style.</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>If the step style is enabled then each point will be connected not with a straight line between the points but with one horizontal and one vertical line. This makes the graph look like a stair where the next data point indicates if the stair is going up or down.
&nbsp;<br>

<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB">$lp</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">SetStepStyle</span><span style="color: #007700">();<br /></span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p>
<p> &nbsp; <div style='font-family: helvetica, arial, geneva, sans-serif;margin-bottom:4px;border-left:solid black 1px;border-top:solid black 1px;border-bottom:solid black 2px;border-right:solid black 2px;font-size:120%;background:#dde9af;padding:4px;'><a class="no" name="_LINEPLOT_SETSTYLE"><span style="color:#555555;">LinePlot ::</span><br><b>SetStyle</b>($aStyle)</a></div>

<span style='font-family:arial;font-size:95%;'><i>Specify line style.</i></span><p>

<table cellspacing=0 style='border:black solid 1pt;' width=100%>
<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'><span style="color: #000000">
<span style="color: #0000BB">$aStyle</span>
</span>

</td><td style='border-right:black solid 1pt;font-family:courier;font-size:100%;font-weight:bold;'>&nbsp;</td><td>Text string to specify line</td></tr>
</table>

<div style="font-weight:bold;font-family:arial;font-size:90%;">Description:</div>Linestyle for lines. Valid linestyles are:<br>
'solid', 'dotted', 'dashed'
<p>
The default line style is 'solid'
&nbsp;<br>
 &nbsp; <div style="font-weight:bold;font-family:arial;font-size:90%;">See also:</div><ul><li><a href="Image.html#_IMAGE_SETLINESTYLE">Image::SetLineStyle()</a></ul>
<div style="font-weight:bold;font-family:arial;font-size:90%;"><p>Example:</div><div style="padding:5px;border:dashed gray 1px;background-color:#f3f3f3;font-family:courier new;font-size:90%;font-weight:bold;"><b><span style="color: #000000">
<span style="color: #0000BB">$lp</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">SetStyle</span><span style="color: #007700">(</span><span style="color: #DD0000">'dotted'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB"></span>
</span>
</b></div><br>
<p> <hr> <p></html>