Phpdiagram - Line Object.html

Line Object.html:

<HTML><HEAD></HEAD>
<BODY bgcolor="#eeeeee">
<table border=1><tr><td><IMG src="line_object.png" usemap="#map1" border=0></td></tr></table>
<map name="map1">
<area shape=polygon coords='485, 107, 522, 128, 518, 134, 481, 113' title='temperature' alt='temperature' href='javascript:alert("26.5 -> 25.5")'>
<area shape=polygon coords='447, 106, 483, 106, 483, 114, 447, 114' title='temperature' alt='temperature' href='javascript:alert("26.5 -> 26.5")'>
<area shape=polygon coords='412, 85, 449, 107, 445, 113, 408, 91' title='temperature' alt='temperature' href='javascript:alert("27.6 -> 26.5")'>
<area shape=polygon coords='373, 83, 410, 84, 410, 92, 373, 91' title='temperature' alt='temperature' href='javascript:alert("27.7 -> 27.6")'>
<area shape=polygon coords='337, 86, 373, 83, 373, 91, 337, 94' title='temperature' alt='temperature' href='javascript:alert("27.5 -> 27.7")'>
<area shape=polygon coords='299, 97, 336, 86, 338, 94, 301, 105' title='temperature' alt='temperature' href='javascript:alert("26.9 -> 27.5")'>
<area shape=polygon coords='263, 98, 300, 97, 300, 105, 263, 106' title='temperature' alt='temperature' href='javascript:alert("26.9 -> 26.9")'>
<area shape=polygon coords='226, 106, 262, 98, 264, 106, 228, 114' title='temperature' alt='temperature' href='javascript:alert("26.5 -> 26.9")'>
<area shape=polygon coords='188, 125, 225, 106, 229, 114, 192, 133' title='temperature' alt='temperature' href='javascript:alert("25.5 -> 26.5")'>
<area shape=polygon coords='150, 156, 187, 126, 193, 132, 156, 162' title='temperature' alt='temperature' href='javascript:alert("24 -> 25.5")'>
<area shape=polygon coords='116, 165, 152, 155, 154, 163, 118, 173' title='temperature' alt='temperature' href='javascript:alert("23.5 -> 24")'>
<area shape=polygon coords='77, 197, 114, 166, 120, 172, 83, 203' title='temperature' alt='temperature' href='javascript:alert("22 -> 23.5")'>
</map>
<code>
<?php
 include ("diagram.php");
 
 function Fahrenheit($vv){ return(round($vv*18+320)/10 ."° F"); }
 
 $D=new Diagram();
 $D->Img=@ImageCreate(600, 300) or die("Cannot create a new GD image.");
 ImageColorAllocate($D->Img, 255, 255, 255); //background color
 
 $D->SetFrame(80, 40, 520, 240);
 $D->SetBorder(6, 18, 20, 30);
 $D->SetText("", "", "temperature measured during the day");
 $D->XScale=" h";
 $D->YScale="° C";
 $D->SetGridColor("#cccccc", "");
 $D->Draw("#FFEECC", "#663300", false);
 $D->GetYGrid();
 $D->BFont=4;
 for ($t=$D->YGrid[0]; $t<=$D->YGrid[2]; $t+=$D->YGrid[1])
   $D->Bar($D->right+6, $D->ScreenY($t)-9, "", "", "", Fahrenheit($t), "#663300");
 $T1=22;
 for ($t=6; $t<18; $t++)
 { $T0=$T1;
   $T1=23-4*cos($t/4)+rand(0, 1000)/1000;
   $D->Line($D->ScreenX($t), $D->ScreenY($T0), $D->ScreenX($t+1), $D->ScreenY($T1), "#cc9966", 3, "temperature", "alert(\"".round($T0, 1)." -> ".round($T1, 1)."\")");
 }
 
 ImagePng($D->Img, "line_object.png");
 ImageDestroy($D->Img);
 ?>
 <HTML><HEAD></HEAD>
 <BODY bgcolor="#eeeeee">
 <table border=1><tr><td><IMG src="line_object.png" usemap="#map1" border=0></td></tr></table>
 <map name="map1">
 <?echo $D->ImgMapData?>
 </map>
 </BODY>
 </HTML>
</code>
</BODY>
</HTML>

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