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Image-charts replacement #19

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b1efb4f
fix(): google image charts is deprecated and will shutdown soon, repl…
FGRibreau Nov 7, 2019
3850bca
Update README.md
FGRibreau Nov 7, 2019
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19 changes: 12 additions & 7 deletions README.md
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Original file line number Diff line number Diff line change
@@ -1,6 +1,11 @@
PHP Object wrapper for the Google Chart API
> Google Image Charts API is **deprecated in 2012** and was **turned off on March 18, 2019**. This fork use [Image-Charts.com](https://www.image-charts.com) API instead.


PHP Object wrapper for the ~Google Chart~ [Image-Charts](https://www.image-charts.com) API
===========================================
A simple PHP Object wrapper for the <a href="http://code.google.com/apis/chart/image_charts.html">Google Chart API</a>. Should help anyone who needs to automate the building of the Google Chart url. Supports (almost) all types of charts.

A simple PHP Object wrapper for the [Image-Charts API](https://www.image-charts.com) (a drop-in-replacement and backward compatible chart API with [Google Image-Charts](http://code.google.com/apis/chart/image_charts.html)). Should help anyone who needs to automate the building of the Chart url. Supports (almost) all types of charts.

Prerequisites
-------------
To use this API, you should have a little PHP experience; a little patience to read the documentation; and a little persistence to keep trying if your first charts don't look as you expect them to.
Expand All @@ -14,14 +19,14 @@ Use the master branch for stable release, the experimental branch for the develo

Pie Chart Example
-----------------
<img src="http://chart.apis.google.com/chart?cht=p&chs=350x200&chd=t:112,315,66,40&chdl=first|second|third|fourth&chco=ff3344,11ff11,22aacc,3333aa&chl=first|second|third|fourth&image.png"/>
<img src="https://image-charts.com/chart?cht=p&chs=350x200&chd=t:112,315,66,40&chdl=first|second|third|fourth&chco=ff3344,11ff11,22aacc,3333aa&chl=first|second|third|fourth&chof=.png"/>

Pie chart using the gPieChart class generated by this code:

$piChart = new gPieChart();
// or if you installed via composer
// $piChart = new gchart\gPieChart();

$piChart->addDataSet(array(112,315,66,40));
$piChart->setLabels(array("first", "second", "third","fourth"));
$piChart->setLegend(array("first", "second", "third","fourth"));
Expand All @@ -34,16 +39,16 @@ Installation via Composer
To install using the Composer framework, first install Composer:

curl -s https://getcomposer.org/installer | php


Create a composer.json file in your project root:

{
"require": {
"gchartphp/gchartphp": "dev-master"
}
}

Then run the install:

php composer.phar install
Expand Down
22 changes: 11 additions & 11 deletions gchart/gChart.php
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Expand Up @@ -20,7 +20,7 @@ class gChart
* @var string
* @usedby getUrl()
*/
private $baseUrl = "chart.apis.google.com/chart?";
private $baseUrl = "image-charts.com/chart?";

/**
* @brief Data set values.
Expand Down Expand Up @@ -257,14 +257,14 @@ private function simpleEncodeData($data)
* @brief Specifies the style of an axis.
*
* @param $axisIndex Integer This is a zero-based index into the axis array specified by setVisibleAxes
* @param $axisStyle String You can specify the font size, color, and alignment for axis labels, both custom labels and
* default label values. All labels on the same axis have the same format. If you have multiple
* copies of an axis, you can format each one differently. You can also specify the format of a
* @param $axisStyle String You can specify the font size, color, and alignment for axis labels, both custom labels and
* default label values. All labels on the same axis have the same format. If you have multiple
* copies of an axis, you can format each one differently. You can also specify the format of a
* label string, for example to show currency symbols or trailing zeroes.
* By default, the top and bottom axes do not show tick marks by the values, while the left and
* By default, the top and bottom axes do not show tick marks by the values, while the left and
* right axes do show them.
*
* Refer to official documentation at:
* Refer to official documentation at:
* http://code.google.com/apis/chart/image/docs/gallery/bar_charts.html#axis_labels
*/
public function addAxisStyle($axisIndex, $axisStyle)
Expand All @@ -275,18 +275,18 @@ public function addAxisStyle($axisIndex, $axisStyle)
* @brief Specifies the style of an axis.
*
* @param $axisIndex Integer This is a zero-based index into the axis array specified by setVisibleAxes
* @param $axisTickLength Integer You can specify long tick marks for specific axes. Typically this is
* used to extend a tick mark across the length of a chart. Use the addAxisStyle()
* @param $axisTickLength Integer You can specify long tick marks for specific axes. Typically this is
* used to extend a tick mark across the length of a chart. Use the addAxisStyle()
* method to change the tick mark color.
*
* Refer to official documentation at:
* Refer to official documentation at:
* http://code.google.com/apis/chart/image/docs/gallery/bar_charts.html#axis_labels
*/
public function addAxisTickMarkStyle($axisIndex, $axisTickLength)
{
$this->setProperty('chxtc', $axisIndex.','.$this->encodeData($axisTickLength, '|'), true);
}
/*
/*
* Extended Text.
*
* This specifies integer values from 0-4095, inclusive, encoded by two alphanumeric characters.
Expand Down Expand Up @@ -747,7 +747,7 @@ public function renderImage($post = false) {
header('Content-type: image/png');
if ($post) {
$this->setDataSetString();
$url = 'http://chart.apis.google.com/chart?chid=' . md5(uniqid(rand(), true));
$url = 'http://image-charts.com/chart?chid=' . md5(uniqid(rand(), true));
$context = stream_context_create(
array('http' => array(
'method' => 'POST',
Expand Down