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1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"> 2 <HTML> 3 <HEAD> 4 <META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=iso-iso-8859-1"> 5 <LINK REL="Start" HREF="index.html"> 6 <LINK REL="Contents" HREF="toc.html"> 7 <LINK REL="Prev" HREF="1072Specifyingstartandendpositionforabar.html"> 8 <LINK REL="Next" HREF="1074Verticalline.html"> 9 <STYLE TYPE="text/css"><!-- 10 BODY { font-family: serif } 11 H1 { font-family: sans-serif } 12 H2 { font-family: sans-serif } 13 H3 { font-family: sans-serif } 14 H4 { font-family: sans-serif } 15 H5 { font-family: sans-serif } 16 H6 { font-family: sans-serif } 17 SUB { font-size: smaller } 18 SUP { font-size: smaller } 19 PRE { font-family: monospace } 20 A { text-decoration: none } 21 --></STYLE> 22 </HEAD> 23 <BODY> 24 <A HREF="toc.html">Contents</A> 25 <A HREF="1072Specifyingstartandendpositionforabar.html">Previous</A> 26 <A HREF="1074Verticalline.html">Next</A> 27 <HR NOSHADE> 28 <H3><A NAME="10_7_3">10.7.3 Milestones</A></H3> 29 <P> Milestones are similar to bars but have no end date since milestones 30 just apply to one single date. Milestones are created much the same way 31 as activities but using method MileStone() instead.</P> 32 <P> The full signature for milestones are<DIV class="phpscript"><CODE><FONT 33 color="#000000"> <FONT color="#0000BB"> </FONT><FONT color="#007700"> 34 function </FONT><FONT color="#0000BB">MileStone</FONT><FONT color="#007700"> 35 (</FONT><FONT color="#0000BB">$aVPos</FONT><FONT color="#007700">,</FONT><FONT 36 color="#0000BB">$aTitle</FONT><FONT color="#007700">,</FONT><FONT color="#0000BB"> 37 $aDate</FONT><FONT color="#007700">,</FONT><FONT color="#0000BB"> 38 $aCaption</FONT><FONT color="#007700">)</FONT><FONT color="#0000BB"></FONT> 39 </FONT></CODE></DIV></P> 40 <P></P> 41 <P></P> 42 <TABLE border="0"> 43 <TR><TD valign="top"> 44 <!--span style="font-family:times;font-size:85%;font-weight:bold;"--> 45 <CODE><FONT color="#000000"> <FONT color="#0000BB"> $aVPos </FONT></FONT> 46 </CODE></TD><TD valign="top"> </TD><TD>The vertical position for the 47 bar, [0..n]</TD></TR> 48 <TR><TD valign="top"> 49 <!--span style="font-family:times;font-size:85%;font-weight:bold;"--> 50 <CODE><FONT color="#000000"> <FONT color="#0000BB"> $aTitle </FONT></FONT> 51 </CODE></TD><TD valign="top"> </TD><TD>Title for the activity</TD></TR> 52 <TR><TD valign="top"> 53 <!--span style="font-family:times;font-size:85%;font-weight:bold;"--> 54 <CODE><FONT color="#000000"> <FONT color="#0000BB"> $aDate </FONT></FONT> 55 </CODE></TD><TD valign="top"> </TD><TD>Date for the milestone</TD></TR> 56 <TR><TD valign="top"> 57 <!--span style="font-family:times;font-size:85%;font-weight:bold;"--> 58 <CODE><FONT color="#000000"> <FONT color="#0000BB"> $aCaption </FONT></FONT> 59 </CODE></TD><TD valign="top"> </TD><TD>Text to the right of the 60 milestone</TD></TR> 61 </TABLE> 62 <P> Valid milestones are for example</P> 63 <UL> 64 <LI><DIV class="phpscript"><CODE><FONT color="#000000"> <FONT color="#0000BB"> 65 $milestone </FONT><FONT color="#007700">= new </FONT><FONT color="#0000BB"> 66 MileStone</FONT><FONT color="#007700">(</FONT><FONT color="#0000BB">3</FONT><FONT 67 color="#007700">,</FONT><FONT color="#DD0000">"Code complete"</FONT><FONT 68 color="#007700">,</FONT><FONT color="#DD0000">"2001-12-01"</FONT><FONT color="#007700"> 69 );</FONT><FONT color="#0000BB"></FONT></FONT></CODE></DIV> 70 <P></P> 71 </LI> 72 <LI><DIV class="phpscript"><CODE><FONT color="#000000"> <FONT color="#0000BB"> 73 $milestone </FONT><FONT color="#007700">= new </FONT><FONT color="#0000BB"> 74 MileStone</FONT><FONT color="#007700">(</FONT><FONT color="#0000BB">3</FONT><FONT 75 color="#007700">,</FONT><FONT color="#DD0000">"Code complete"</FONT><FONT 76 color="#007700">,</FONT><FONT color="#DD0000">"2001-12-01"</FONT><FONT color="#007700"> 77 ,</FONT><FONT color="#DD0000">"(2001-12-01)"</FONT><FONT color="#007700"> 78 );</FONT><FONT color="#0000BB"></FONT></FONT></CODE></DIV> 79 <P></P> 80 </LI> 81 </UL> 82 <P> By default milestones are rendered as a filled "Diamond" shape. This 83 may be optionally modified. The actual shape is specified by the 'mark' 84 property of milestone which is an instance of the PlotMark() class 85 (same class responsible for the marks in line graphs).</P> 86 <P> To change the shape of a milestone to, say a triangle, you use the 87 SetType() method as in<DIV class="phpscript"><CODE><FONT color="#000000"> 88 <FONT color="#0000BB"> $milestone</FONT><FONT color="#007700">-></FONT><FONT 89 color="#0000BB">mark</FONT><FONT color="#007700">-></FONT><FONT color="#0000BB"> 90 SetType</FONT><FONT color="#007700">(</FONT><FONT color="#0000BB"> 91 MARK_DTRIANGLE</FONT><FONT color="#007700">)</FONT><FONT color="#0000BB"> 92 </FONT></FONT></CODE></DIV></P> 93 <P> Let's put this into practice and add a milestone to our previous 94 example by adding the following two lines of code which result in 95 Figure 147 shown below.<DIV class="example"> 96 <BR> <A href="exframes/frame_ganttex04.html" target="blank"><IMG border="0" 97 HEIGHT="189" src="img/ganttex04.png" WIDTH="493"></A> 98 <BR><B>Figure 147:</B> Illustration of how to add a milestone to a gantt 99 chart <A href="exframes/frame_ganttex04.html" target="blank">[src]</A> 100 <P></P> 101 </DIV></P> 102 <P></P> 103 <P> You may note that by default the title color is red for milestones. 104 If you like to change this to be instead, say bold black, you would 105 invoke the SetColor() and SetFont() methods on the title property of 106 milestones as in<DIV class="phpscript"><CODE><FONT color="#000000"> <FONT 107 color="#0000BB"> $milestone</FONT><FONT color="#007700">-></FONT><FONT color="#0000BB"> 108 title</FONT><FONT color="#007700">-></FONT><FONT color="#0000BB">SetFont</FONT><FONT 109 color="#007700">(</FONT><FONT color="#0000BB">FF_FONT1</FONT><FONT color="#007700"> 110 ,</FONT><FONT color="#0000BB">FF_BOLD</FONT><FONT color="#007700">); 111 <BR></FONT><FONT color="#0000BB">$milestone</FONT><FONT color="#007700"> 112 -></FONT><FONT color="#0000BB">title</FONT><FONT color="#007700">-></FONT><FONT 113 color="#0000BB">SetColor</FONT><FONT color="#007700">(</FONT><FONT color="#DD0000"> 114 "black"</FONT><FONT color="#007700">);</FONT><FONT color="#0000BB"></FONT> 115 </FONT></CODE></DIV></P> 116 <P> and thew result would now (not surprisingly be)<DIV class="example"> 117 <BR> <A href="exframes/frame_ganttex05.html" target="blank"><IMG border="0" 118 HEIGHT="189" src="img/ganttex05.png" WIDTH="502"></A> 119 <BR><B>Figure 148:</B> Modifying the milestone title color and font <A href="exframes/frame_ganttex05.html" 120 target="blank">[src]</A> 121 <P></P> 122 </DIV></P> 123 <P> To modify the caption you do exactly the same but act on property 124 'caption' instead of 'title', i.e.<DIV class="phpscript"><CODE><FONT color="#000000"> 125 <FONT color="#0000BB"> $milestone</FONT><FONT color="#007700">-></FONT><FONT 126 color="#0000BB">caption</FONT><FONT color="#007700">-></FONT><FONT color="#0000BB"> 127 SetFont</FONT><FONT color="#007700">(</FONT><FONT color="#0000BB"> 128 FF_FONT1</FONT><FONT color="#007700">,</FONT><FONT color="#0000BB"> 129 FF_BOLD</FONT><FONT color="#007700">); 130 <BR></FONT><FONT color="#0000BB">$milestone</FONT><FONT color="#007700"> 131 -></FONT><FONT color="#0000BB">caption</FONT><FONT color="#007700">-></FONT><FONT 132 color="#0000BB">SetColor</FONT><FONT color="#007700">(</FONT><FONT color="#DD0000"> 133 "black"</FONT><FONT color="#007700">);</FONT><FONT color="#0000BB"></FONT> 134 </FONT></CODE></DIV></P> 135 <P></P> 136 <P> It is worth noting that you modify the bar title and caption the 137 exact same way by acting on the 'title' and 'caption' property for the 138 bars.</P> 139 <HR NOSHADE> 140 <A HREF="toc.html">Contents</A> 141 <A HREF="1072Specifyingstartandendpositionforabar.html">Previous</A> 142 <A HREF="1074Verticalline.html">Next</A> 143 </BODY> 144 </HTML>
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