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		</style><hr><a name="_C_DATESCALE"><div style="background-color:yellow;font-family:courier new;"></a>CLASS <b>DateScale</b> EXTENDS <a href="LinearScale .html#_C_LINEARSCALE " style="font-face:arial;font-weight:bold;">LinearScale </a></div>
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<i>(Defined in: jpgraph_date.php : 49)</i><table border=1><tr><td>&nbsp;<a href="DateScale.html" style="font-family:arial;font-weight:bold;color:darkblue;">DateScale</a>&nbsp;</td><td>&nbsp;<a href="LinearScale .html" style="font-family:arial;font-weight:bold;color:darkblue;">LinearScale </a>&nbsp;</td></tr><tr><td valign=top>&nbsp;<a href="DateScale.html#_DATESCALE_ADJUSTFORDST">AdjustForDST()</a>&nbsp;<br>
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&nbsp;<a href="DateScale.html#_DATESCALE_SETDATEALIGN">SetDateAlign()</a>&nbsp;<br>
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&nbsp;<a href="DateScale.html#_DATESCALE_SETDATEFORMAT">SetDateFormat()</a>&nbsp;<br>
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&nbsp;<a href="DateScale.html#_DATESCALE_SETTIMEALIGN">SetTimeAlign()</a>&nbsp;<br>
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</td><td valign=top>&nbsp;</td></tr></table>&nbsp;<p><div style="font-weight:bold;font-family:arial;font-size:100%;">Class usage and Overview</div>Module used to create a date/time X-axis scale <p> &nbsp;
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<hr><span style="font-family:arial;font-size:120%;font-weight:bold;">Class Methods</span><hr><p>
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<p>&nbsp; <p> &nbsp; <span style='font-size:110%;'><a name="_DATESCALE_ADJUSTFORDST"><div style="border-top:solid black 2pt;background-color:lightblue;font-family:courier new;font-size:90%;font-weight:bold;"><b><font color="#000000">
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function&nbsp;AdjustForDST($aFlg)</font>
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</b></div></a></span>
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<span style='font-family:arial;font-size:90%;'><i></i></span><p>
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<table cellspacing=0 style='border:black solid 1pt;' width=100%>
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<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
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<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'><font color="#000000">
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$aFlg</font>
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</td><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'><font color="#000000">
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true</font>
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</td><td>No description available</td></tr>
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</table>
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<div style="font-weight:bold;font-family:arial;font-size:85%;">Description</div>No description available.<p>
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<p>&nbsp; <p> &nbsp; <span style='font-size:110%;'><a name="_DATESCALE_SETDATEALIGN"><div style="border-top:solid black 2pt;background-color:lightblue;font-family:courier new;font-size:90%;font-weight:bold;"><b><font color="#000000">
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function&nbsp;SetDateAlign($aStartAlign,$aEndAlign)</font>
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</b></div></a></span>
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<span style='font-family:arial;font-size:90%;'><i>Specify start and end date alignment for the scale</i></span><p>
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<table cellspacing=0 style='border:black solid 1pt;' width=100%>
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<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
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<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'><font color="#000000">
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$aStartAlign</font>
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</td><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'>&nbsp;</td><td>Start alignment</td></tr>
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<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'><font color="#000000">
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$aEndAlign</font>
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</td><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'><font color="#000000">
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false</font>
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</td><td>End alignment</td></tr>
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</table>
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<div style="font-weight:bold;font-family:arial;font-size:85%;">Description</div>Specify start and end date alignment for the scale
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Possible values are
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<ol>
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<li> Alignment on a day basis
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<ul>
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<li> DAYADJ_1, Align on the start of a day
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<li> DAYADJ_7, Align on the start of a week
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<li> DAYADJ_WEEK, Synonym to DAYADJ_7
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</ul>
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<li> Alignment on a monthly basis
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<ul>
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<li> MONTHADJ_1, Align on a month start
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<li> MONTHADJ_6, Align on the start of halfyear
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</ul>
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<li> Alignment on a yearly basis
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<ul>
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<li> YEARADJ_1, Align on a year
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<li> YEARADJ_2, Align on a bi-yearly basis
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<li> YEARADJ_5, Align on a 5 year basis
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</ul>
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</ol>
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&nbsp;<br>
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 &nbsp; <div style="font-weight:bold;font-family:arial;font-size:85%;">See also</div><a href="DateScale.html#_DATESCALE_SETTIMEALIGN">DateScale::SetTimeAlign</a>
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<div style="font-weight:bold;font-family:arial;font-size:85%;"><p>Example</div><span style="font-family:courier;font-size:85%;"><font color="#000000">
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$graph-&gt;xaxis-&gt;scale-&gt;SetDateAlign(DAYADJ_1);</font>
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</span><br>
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<p>
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<p>&nbsp; <p> &nbsp; <span style='font-size:110%;'><a name="_DATESCALE_SETDATEFORMAT"><div style="border-top:solid black 2pt;background-color:lightblue;font-family:courier new;font-size:90%;font-weight:bold;"><b><font color="#000000">
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function&nbsp;SetDateFormat($aFormat)</font>
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</b></div></a></span>
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<span style='font-family:arial;font-size:90%;'><i>// Overrides the automatic determined date format. Must be a valid date() format string</i></span><p>
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<table cellspacing=0 style='border:black solid 1pt;' width=100%>
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<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
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<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'><font color="#000000">
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$aFormat</font>
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</td><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'>&nbsp;</td><td>No description available</td></tr>
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</table>
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<div style="font-weight:bold;font-family:arial;font-size:85%;">Description</div>No description available.<p>
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<p>&nbsp; <p> &nbsp; <span style='font-size:110%;'><a name="_DATESCALE_SETTIMEALIGN"><div style="border-top:solid black 2pt;background-color:lightblue;font-family:courier new;font-size:90%;font-weight:bold;"><b><font color="#000000">
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function&nbsp;SetTimeAlign($aStartAlign,$aEndAlign)</font>
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</b></div></a></span>
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<span style='font-family:arial;font-size:90%;'><i>Specify start and end date alignment for the scale</i></span><p>
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<table cellspacing=0 style='border:black solid 1pt;' width=100%>
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<tr><th width=25%>Argument</th><th width=15%>Default</th><th width=60%>Description</th></tr>
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<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'><font color="#000000">
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$aStartAlign</font>
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</td><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'>&nbsp;</td><td>Start time alignment</td></tr>
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<tr><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'><font color="#000000">
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$aEndAlign</font>
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</td><td style='border-right:black solid 1pt;font-family:courier;font-size:90%;font-weight:bold;'><font color="#000000">
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false</font>
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</td><td>End time alignment</td></tr>
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</table>
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<div style="font-weight:bold;font-family:arial;font-size:85%;">Description</div>Specify the start and end alignment with the time granularity. For date granularity see SetDateAlign(). Note that only one of SetDateAlign() and SetTimeAlign() can be used.
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For start and end alignment the following values are valid
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<ol>
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<li> Alignment on seconds
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<ul>
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<li> MINADJ_1, Align on a single second (This is the lowest resolution)
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<li> MINADJ_5, Align on the nearest 5 seconds
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<li> MINADJ_10, Align on the nearest 10 seconds
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<li> MINADJ_15, Align on the nearest 15 seconds
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<li> MINADJ_30, Align on the nearest 30 seconds
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</ul>
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<li> Alignment on minutes
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<ul>
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<li> MINADJ_1, Align to the nearest minute
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<li> MINADJ_5, Align on the nearest 5 minutes
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<li> MINADJ_10, Align on the nearest 10 minutes
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<li> MINADJ_15, Align on the nearest 15 minutes
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<li> MINADJ_30, Align on the nearest 30 minutes
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</ul>
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<li> Alignment on hours
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<ul>
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<li> HOURADJ_1, Align to the nearest hour
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<li> HOURADJ_2, Align to the nearest two hour
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<li> HOURADJ_3, Align to the nearest three hour
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<li> HOURADJ_4, Align to the nearest four hour
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<li> HOURADJ_6, Align to the nearest six hour
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<li> HOURADJ_12, Align to the nearest tolw hour
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</ul>
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</ol>
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&nbsp;<br>
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 &nbsp; <div style="font-weight:bold;font-family:arial;font-size:85%;">See also</div><a href="DateScale.html#_DATESCALE_SETDATEALIGN">DateScale::SetDateAlign</a>
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<div style="font-weight:bold;font-family:arial;font-size:85%;"><p>Example</div><span style="font-family:courier;font-size:85%;"><font color="#000000">
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$graph-&gt;xaxis-&gt;scale-&gt;SetTimeAlign(MINADJ_15);</font>
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</span><br>
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<p> <hr> <p>