PHP PHPlot类代码示例

function test_case($case)
{
    global $cases, $test_verbose, $n_tests, $n_pass, $n_fail, $test_save;
    $n_tests++;
    extract($cases[$case]);
    $title = "Test case {$n_tests}: {$data_type} (should match {$like})";
    # Make a data array that is valid (but not necessarily reasonable)
    # for any data type. One works for all except pie chart.
    if (!empty($pie)) {
        $plot_type = 'pie';
        $data = array(array('', 1), array('', 1), array('', 2));
    } else {
        $plot_type = 'lines';
        # Valid for text-data, data-data, and data-data-error:
        $data = array(array('', 1, 2, 2, 2), array('', 2, 4, 1, 1), array('', 3, 5, 2, 2));
    }
    $p1 = new PHPlot(400, 300);
    $p1->SetFailureImage(False);
    $p1->SetPrintImage(False);
    $p1->SetDataValues($data);
    $p1->SetDataType($data_type);
    // Alias data type
    $p1->SetPlotType($plot_type);
    $p1->DrawGraph();
    $p1_image = $p1->EncodeImage('raw');
    if ($test_save) {
        file_put_contents("dta-{$case}a_{$data_type}.png", $p1_image);
    }
    $p2 = new PHPlot(400, 300);
    $p2->SetFailureImage(False);
    $p2->SetPrintImage(False);
    $p2->SetDataValues($data);
    $p2->SetDataType($like);
    // Base data type - alias should match this
    $p2->SetPlotType($plot_type);
    $p2->DrawGraph();
    $p2_image = $p2->EncodeImage('raw');
    if ($test_save) {
        file_put_contents("dta-{$case}b_{$like}.png", $p2_image);
    }
    if ($p1_image == $p2_image) {
        $n_pass++;
        if ($test_verbose) {
            echo "Pass: {$title}\n";
        }
    } else {
        $n_fail++;
        echo "FAIL - Image Mismatch: {$title}\n";
    }
}

function graficoBarra($data, $archivo = "", $meta_data = array('titulo' => 'Sin Título', 'tituloX' => 'Eje X', 'tituloY' => 'Eje Y', 'color' => 'SkyBlue', 'width' => 800, 'height' => 600, 'angle' => 45), $legend = array("Datos"))
{
    # Objeto que crea el gráfico y su tama?o
    $plot = new PHPlot($meta_data['width'], $meta_data['height']);
    $plot->SetImageBorderType('plain');
    # Setea el archivo donde se guarda la imagen generada y no permite la visualización inmediata
    $plot->SetPrintImage(false);
    $plot->SetFileFormat("jpg");
    $plot->SetOutputFile($archivo);
    $plot->SetIsInline(true);
    # Envio de datos
    $plot->SetDataValues($data);
    # Tipo de gráfico y datos
    $plot->SetDataType("text-data");
    $plot->SetPlotType("bars");
    # Setiando el True type font
    //$plot->SetTTFPath(TTFPath);
    //$plot->SetUseTTF(TRUE);
    $plot->SetAxisFontSize(2);
    $plot->SetVertTickIncrement(7);
    //$plot->SetXTickLength(7);
    //$plot->SetDataColors($meta_data['color']);
    $plot->SetDataColors(array($meta_data['color'], 'red', 'white'));
    $plot->SetLegendPixels(1, 1);
    $plot->SetLegend($legend);
    # Etiquetas del eje Y:
    $plot->SetYTitle($meta_data['tituloY']);
    $plot->SetYDataLabelPos('plotin');
    # Título principal del gráfico:
    $plot->SetTitle($meta_data['titulo']);
    # Etiquetas eje X:
    $plot->SetXTitle($meta_data['tituloX']);
    if (isset($meta_data['angle'])) {
        $plot->SetXLabelAngle($meta_data['angle']);
    } else {
        $plot->SetXLabelAngle(45);
    }
    $plot->SetXTickLabelPos('none');
    $plot->SetXTickPos('none');
    # Método que dibuja el gráfico
    $plot->DrawGraph();
    $plot->PrintImage();
}

 /**
  * Create PHPlot instance initializing common options
  *
  * @param int $width
  * @param int $height
  * @return PHPlot
  */
 private function create($width, $height)
 {
     $plot = new PHPlot($width, $height);
     $plot->SetTTFPath($this->fonts_path);
     $plot->SetUseTTF(true);
     return $plot;
 }

function test_init()
{
    global $returns_alpha, $p, $test_verbose;
    $p = new PHPlot();
    // Global
    # Determine if SetRGBColor returns a 3 or 4 element array:
    $test_array = $p->SetRGBColor('');
    if (count($test_array) == 3) {
        $style = "3 element arrays (old style)";
        $returns_alpha = False;
    } elseif (count($test_array) == 4) {
        $style = "4 element arrays (new style)";
        $returns_alpha = True;
    } else {
        fwrite(STDERR, "u.colors: Unexpected return style from SetRGBArray\n");
        exit(1);
    }
    if ($test_verbose) {
        echo "Checking SetRGBColor return: {$style}\n";
    }
}

function test_init()
{
    global $returns_alpha, $p, $q, $test_verbose;
    $p = new PHPlot_truecolor();
    // Global
    $q = new PHPlot();
    // Global
    # Determine if SetRGBColor returns a 3 or 4 element array for the base
    # class, and keeps the alpha value:
    $test_array = $q->SetRGBColor(array(10, 10, 10, 10));
    if (count($test_array) == 3) {
        $style = "3 element arrays (old style)";
        $returns_alpha = False;
    } elseif (count($test_array) == 4 && $test_array[3] != 0) {
        $style = "4 element arrays (new style, with alpha)";
        $returns_alpha = True;
    } else {
        fwrite(STDERR, "u.colors: Unexpected return style from SetRGBArray\n");
        exit(1);
    }
    if ($test_verbose) {
        echo "Checking SetRGBColor return: {$style}\n";
    }
}

# Load the PHPlot class library:
require_once '../phplot/phplot.php';
# Define the data array: Label, the 3 data sets.
# Year,  Features, Bugs, Happy Users:
include "../conexao.php";
connect();
$sql = "SELECT data,COUNT(data) as total FROM criacao_literaria.historico \r\n\t\twhere acao='login' \r\n\t\tGROUP BY data \r\n\t\tORDER BY data desc\r\n\t\tLIMIT 12;";
$Resultado = mysql_query($sql) or die("Erro: " . mysql_error());
$i = 0;
$data = array();
while ($array_exibir = mysql_fetch_array($Resultado)) {
    $data[] = array($array_exibir['data'], $array_exibir['total']);
    $i++;
}
# Create a PHPlot object which will make an 800x400 pixel image:
$p = new PHPlot(800, 400);
# Use TrueType fonts:
//$p->SetDefaultTTFont('./arial.ttf');
# Set the main plot title:
$p->SetTitle('Histórico 10 dias');
$p->SetPrecisionY(1);
# Select the data array representation and store the data:
$p->SetDataType('text-data');
$p->SetDataValues($data);
# Select the plot type - bar chart:
$p->SetPlotType('lines');
# Define the data range. PHPlot can do this automatically, but not as well.
//$p->SetPlotAreaWorld(0, 0, 9, 400);
# Select an overall image background color and another color under the plot:
//$p->SetBackgroundColor('#ffffcc');
//$p->SetDrawPlotAreaBackground(True);

<?php

# $Id$
# PHPlot Example: Pie/text-data-single
require_once 'phplot.php';
# The data labels aren't used directly by PHPlot. They are here for our
# reference, and we copy them to the legend below.
$data = array(array('Australia', 7849), array('Dem Rep Congo', 299), array('Canada', 5447), array('Columbia', 944), array('Ghana', 541), array('China', 3215), array('Philippines', 791), array('South Africa', 19454), array('Mexico', 311), array('United States', 9458), array('USSR', 9710));
$plot = new PHPlot(800, 600);
$plot->SetImageBorderType('plain');
$plot->SetPlotType('pie');
$plot->SetDataType('text-data-single');
$plot->SetDataValues($data);
# Set enough different colors;
$plot->SetDataColors(array('red', 'green', 'blue', 'yellow', 'cyan', 'magenta', 'brown', 'lavender', 'pink', 'gray', 'orange'));
# Main plot title:
$plot->SetTitle("World Gold Production, 1990\n(1000s of Troy Ounces)");
# Build a legend from our data array.
# Each call to SetLegend makes one line as "label: value".
foreach ($data as $row) {
    $plot->SetLegend(implode(': ', $row));
}
$plot->DrawGraph();

    $cdt = cos($dtheta);
    $sdt = sin($dtheta);
    $x = $r;
    $y = 0.0;
    for ($grp = 1; $grp <= $tp['ngroups']; $grp++) {
        $row = array("={$grp}=");
        for ($bar = 1; $bar <= $tp['nbars']; $bar++) {
            $row[] = floor($x + 0.5);
            $tx = $x * $cdt - $y * $sdt;
            $y = $x * $sdt + $y * $cdt;
            $x = $tx;
        }
        $data[] = $row;
    }
}
$p = new PHPlot(800, 600);
$p->SetTitle($tp['title'] . $tp['suffix']);
$p->SetDataType('text-data');
$p->SetDataValues($data);
# Options:
#  Note: <=5.0rc3 used x_label font. This was corrected.
if (isset($tp['fontsize'])) {
    $p->SetFont('y_label', $tp['fontsize']);
}
if (isset($tp['shading'])) {
    $p->SetShading($tp['shading']);
}
# Note: This didn't work <= 5.0rc3
if (isset($tp['yprec'])) {
    $p->SetPrecisionY($tp['yprec']);
}

<?php

# $Id$
# Test: Area plot with non-decreasing, 0, and <0 Y values
require_once 'phplot.php';
$data = array(array('1960', 100, 70, 60, 54, 16, 2), array('1970', 100, 80, 63, 54, 0, 20), array('1980', 100, 80, 54, 67, 27, 25), array('1990', 100, 95, 69, -54, 28, 10), array('2000', 100, 72, 72, 54, 38, 5));
$plot = new PHPlot(800, 600);
$plot->SetTitle('Area plot with non-decreasing, 0, and <0 Y values');
$plot->SetPlotType('area');
$plot->SetDataType('text-data');
$plot->SetDataValues($data);
#$plot->SetYTickIncrement(1);
$plot->SetXTickLabelPos('none');
$plot->SetXTickPos('none');
$plot->DrawGraph();

        return FALSE;
    }
    // Read and check the file header.
    $row = fgetcsv($f);
    if ($row === FALSE || $row[0] != 'Date' || $row[1] != 'Open' || $row[2] != 'High' || $row[3] != 'Low' || $row[4] != 'Close') {
        fwrite(STDERR, "Incorrect header in: {$filename}\n");
        return FALSE;
    }
    // Read the rest of the file and convert.
    while ($d = fgetcsv($f)) {
        $data[] = array('', strtotime($d[0]), $d[1], $d[2], $d[3], $d[4]);
    }
    fclose($f);
    return $data;
}
$plot = new PHPlot(800, 600);
$plot->SetImageBorderType('plain');
// Improves presentation in the manual
$plot->SetTitle("Candlesticks Financial Plot (data-data)\nMSFT Q1 2009");
$plot->SetDataType('data-data');
$plot->SetDataValues(read_prices_data_data(DATAFILE));
$plot->SetPlotType('candlesticks');
$plot->SetDataColors(array('SlateBlue', 'black', 'SlateBlue', 'black'));
$plot->SetXLabelAngle(90);
$plot->SetXLabelType('time', '%Y-%m-%d');
$plot->SetXTickIncrement(7 * 24 * 60 * 60);
// 1 week interval
if (method_exists($plot, 'TuneYAutoRange')) {
    $plot->TuneYAutoRange(0);
}
// Suppress Y zero magnet (PHPlot >= 6.0.0)

<?php

# $Id$
# PHPlot Test: bug 2914403 Pie + X/Y titles: Undefined property error
# The bug was that X and Y titles were supposed to be ignored, but if
# set then an undefined property error occurred.
require_once 'phplot.php';
$data = array(array('', 50), array('', 30), array('', 20));
$plot = new PHPlot(800, 600);
$plot->SetTitle('Pie + X/Y Title Bug');
$plot->SetXTitle('Ignored X title');
$plot->SetYTitle('Ignored Y title');
$plot->SetImageBorderType('plain');
$plot->SetDataType('text-data-single');
$plot->SetDataValues($data);
$plot->SetPlotType('pie');
$plot->DrawGraph();

<?php

/* $Id: inline_image.php,v 1.2 2004-05-04 15:23:45 alex Exp $ */
if (!isset($_GET['which_title'])) {
    echo <<<EOF
<pre>
           *************************************************
           * This file is meant to be called only from the *
           *                   <a href="test_setup.php">test page</a>                   *
           * It will fail if called by itself.             *
           *************************************************
</pre>
EOF;
    exit;
}
// From PHP 4.?, register_globals is off, take it into account (MBD)
include '../phplot.php';
$graph = new PHPlot();
include './data.php';
$graph->SetTitle("{$_GET['which_title']}");
$graph->SetDataValues($example_data);
$graph->SetIsInline('1');
$graph->SetFileFormat("{$_GET['which_format']}");
$graph->DrawGraph();

<?php

//Include the code
include "../phplot.php";
//Define the object and get background image 0cars.jpg
//////NOTE! THIS EXAMPLE WILL ONLY WORK IF YOU HAVE
//////JPEG SUPPORT ENABLED. (Use a different file as a background
//////if you have png or gif enabled.
$graph = new PHPlot(500, 223, "", "0cars.jpg");
//Set some data
$example_data = array(array("55", 5), array("60", 10), array("65", 20), array("70", 30), array("75", 25), array("80", 10));
$graph->SetDataValues($example_data);
//Set up some nice formatting things
$graph->SetTitle("Speed Histogram");
$graph->SetXLabel("Miles per Hour");
$graph->SetYLabel("Percent of Cars");
$graph->SetVertTickIncrement(5);
$graph->SetPlotAreaWorld(0, 0, 6, 35);
//Make the margins nice for the background image
$graph->SetMarginsPixels(80, 35, 35, 70);
//Set up some color and printing options
$graph->background_done = 1;
//The image background we get from 0cars.jpg
$graph->SetDrawPlotAreaBackground(0);
//Plot Area background we get from the image
$graph->SetDataColors(array("white"), array("black"));
//Set Output format
$graph->SetFileFormat("png");
//Draw it
$graph->DrawGraph();

# PHPlot / contrib / color_range : Example
# $Id$
# This is a bar chart with a color gradient for the bars in each group.
require_once 'phplot.php';
require_once 'color_range.php';
$bars_per_group = 10;
$x_values = 4;
mt_srand(1);
$data = array();
for ($i = 0; $i < $x_values; $i++) {
    $row = array($i);
    for ($j = 0; $j < $bars_per_group; $j++) {
        $row[] = mt_rand(0, 100);
    }
    $data[] = $row;
}
$p = new PHPlot(800, 600);
$p->SetTitle('Example - Bar Chart with gradient colors');
$p->SetDataType('text-data');
$p->SetDataValues($data);
$p->SetPlotAreaWorld(0, 0, $x_values, 100);
# This isn't necessary, as we do know how many data sets (bars_per_group):
$n_data = count_data_sets($data, 'text-data');
# Make a gradient color map:
$colors = color_range($p->SetRGBColor('SkyBlue'), $p->SetRGBColor('DarkGreen'), $n_data);
$p->SetDataColors($colors);
$p->SetXTickLabelPos('none');
$p->SetXTickPos('none');
$p->SetPlotType('bars');
$p->DrawGraph();

<?php

session_start();
require_once 'phplot.php';
echo $_GET[countKeywords];
$data = array(array('新增文件', intval($_GET[countnew])), array('删除文件', intval($_GET[countdel])), array('修改文件', intval($_GET[countmodify])));
$plot = new PHPlot(350, 280);
$plot->SetTTFPath('./public');
$plot->SetDefaultTTFont('SIMHEI.TTF');
$plot->SetUseTTF(True);
$plot->SetImageBorderType('plain');
$plot->SetPlotType('bars');
$plot->SetDataType('text-data');
$plot->SetPlotBorderType('full');
$plot->SetBackgroundColor('#ffffcc');
$plot->SetDrawPlotAreaBackground(True);
$plot->SetPlotBgColor('#ffffff');
$plot->SetDataValues($data);
$plot->SetTitle("新增文件数:{$_GET['countnew']} 删除文件数:{$_GET['countdel']} 修改文件数:{$_GET['countmodify']}");
$plot->SetTitleColor('#D9773A');
foreach ($data as $row) {
    $plot->Setshading(10);
}
$plot->SetDataBorderColors('black');
$plot->DrawGraph();