[42] | 1 | <?php // content="text/plain; charset=utf-8" |
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| 2 | require_once ('jpgraph/jpgraph.php'); |
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| 3 | require_once ('jpgraph/jpgraph_line.php'); |
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| 4 | require_once ('jpgraph/jpgraph_utils.inc.php'); |
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| 5 | |
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| 6 | $f = new FuncGenerator('cos($x)*$x'); |
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| 7 | list($xdata,$ydata) = $f->E(-1.2*M_PI,1.2*M_PI); |
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| 8 | |
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| 9 | $f = new FuncGenerator('$x*$x'); |
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| 10 | list($x2data,$y2data) = $f->E(-2,2); |
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| 11 | |
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| 12 | // Setup the basic graph |
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| 13 | $graph = new Graph(450,350); |
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| 14 | $graph->SetScale("linlin"); |
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| 15 | $graph->SetShadow(); |
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| 16 | $graph->img->SetMargin(50,50,60,40); |
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| 17 | $graph->SetBox(true,'black',2); |
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| 18 | $graph->SetMarginColor('white'); |
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| 19 | $graph->SetColor('lightyellow'); |
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| 20 | |
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| 21 | // ... and titles |
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| 22 | $graph->title->Set('Example of Function plot'); |
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| 23 | $graph->title->SetFont(FF_FONT1,FS_BOLD); |
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| 24 | $graph->subtitle->Set("(With some more advanced axis formatting\nHiding first and last label)"); |
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| 25 | $graph->subtitle->SetFont(FF_FONT1,FS_NORMAL); |
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| 26 | $graph->xgrid->Show(); |
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| 27 | |
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| 28 | $graph->yaxis->SetPos(0); |
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| 29 | $graph->yaxis->SetWeight(2); |
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| 30 | $graph->yaxis->HideZeroLabel(); |
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| 31 | $graph->yaxis->SetFont(FF_FONT1,FS_BOLD); |
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| 32 | $graph->yaxis->SetColor('black','darkblue'); |
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| 33 | $graph->yaxis->HideTicks(true,false); |
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| 34 | $graph->yaxis->HideFirstLastLabel(); |
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| 35 | |
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| 36 | $graph->xaxis->SetWeight(2); |
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| 37 | $graph->xaxis->HideZeroLabel(); |
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| 38 | $graph->xaxis->HideFirstLastLabel(); |
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| 39 | $graph->xaxis->SetFont(FF_FONT1,FS_BOLD); |
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| 40 | $graph->xaxis->SetColor('black','darkblue'); |
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| 41 | |
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| 42 | $lp1 = new LinePlot($ydata,$xdata); |
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| 43 | $lp1->SetColor('blue'); |
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| 44 | $lp1->SetWeight(2); |
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| 45 | |
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| 46 | $lp2 = new LinePlot($y2data,$x2data); |
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| 47 | list($xm,$ym)=$lp2->Max(); |
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| 48 | $lp2->SetColor('red'); |
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| 49 | $lp2->SetWeight(2); |
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| 50 | |
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| 51 | |
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| 52 | $graph->Add($lp1); |
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| 53 | $graph->Add($lp2); |
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| 54 | $graph->Stroke(); |
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| 55 | |
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| 56 | ?> |
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| 57 | |
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| 58 | |
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