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Commit 01eec499 authored by Bruno Massa's avatar Bruno Massa
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New features: 

* #323881 by Pasqualle and brmassa: Views 2 integration
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charts.module
+ 10
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View file @ 01eec499
...@@ -162,3 +162,13 @@ function charts_theme() { ...@@ -162,3 +162,13 @@ function charts_theme() {
), ),
); );
} }
/**
* Implementation of hook_views_api().
*/
function charts_views_api() {
return array(
'api' => 2,
'path' => drupal_get_path('module', 'charts') .'/views',
);
}
\ No newline at end of file
views/charts.views.inc 0 → 100644
+ 27
− 0
View file @ 01eec499
<?php
/**
* Implementation of hook_views_plugins().
*
* Define charts style for Views.
*/
function charts_views_plugins() {
return array(
'module' => 'charts',
'style' => array( // Declare the charts style plugin
'chart' => array(
'path' => drupal_get_path('module', 'charts') .'/views',
'title' => t('Chart'),
//'theme' => 'views_view_chart',
'help' => t('Displays the content in several Chart styles.'),
'handler' => 'charts_plugin_style_chart',
'uses row plugin' => FALSE,
'uses fields' => TRUE,
'uses options' => TRUE,
'type' => 'normal',
'help topic' => 'style-chart',
),
)
);
}
views/charts_plugin_style_chart.inc 0 → 100644
+ 186
− 0
View file @ 01eec499
<?php
// $Id$
/**
* @file
* Contains the chart style plugin.
*/
/**
* Style plugin to render view as a chart.
*
* @ingroup views_style_plugins
*/
class charts_plugin_style_chart extends views_plugin_style {
// Set default options.
function options(&$options) {
$options['format'] = 'pie2D';
$options['height'] = 200;
$options['width'] = 400;
$options['color'] = 'ffffff';
//$options['columns'] = array();
//$options['default'] = '';
//$options['info'] = array();
$options['conversion'] = 'rows';
}
// Generate a form for setting options.
function options_form(&$form, &$form_state) {
$form['format'] = array(
'#type' => 'select',
'#title' => t('Chart format'),
'#options' => array(
'line2D' => t('Line 2D'),
'hbar2D' => t('Horizontal Bar 2D'),
'vbar2D' => t('Vertical Bar 2D'),
'pie2D' => t('Pie 2D'),
'pie3D' => t('Pie 3D'),
'venn' => t('Venn'),
'scatter' => t('Scatter Plot')
),
'#default_value' => $this->options['format'],
);
$form['height'] = array(
'#type' => 'textfield',
'#title' => t('Chart height'),
'#default_value' => $this->options['height'],
);
$form['width'] = array(
'#type' => 'textfield',
'#title' => t('Chart width'),
'#default_value' => $this->options['width'],
);
$form['color'] = array(
'#type' => 'textfield',
'#title' => t('Background color'),
'#default_value' => $this->options['color'],
'#description' => t('In hexadecimal format (RRGGBB). Do not use the # symbol.'),
);
$form['conversion'] = array(
'#type' => 'radios',
'#title' => t('Conversion type'),
'#options' => array(
'rows' => t('Display numbers from every row'),
'sum' => t('Display sum of different values from one column'),
),
'#default_value' => $this->options['conversion'],
'#description' => t('In the first option every row will be a new x value in the chart. In the second option every different value in one column will be a new x value in the chart.'),
);
$form['show_legend'] = array(
'#type' => 'checkbox',
'#title' => t('Show legend'),
'#default_value' => 1,
'#description' => t('Display legend next to the chart.'),
);
}
// Define and display a test chart.
function render() {
// Scan all Views data and insert them into a series.
if ($this->options['conversion'] == 'rows') {
// Get columns.
foreach ($this->view->field as $key => $field) {
if ($this->view->field[$key]->options['label'] == 'chart label') {
$chart_label_column = $key;
continue;
}
if (!$field->options['exclude']) {
$data[$key]['#legend'] = ($this->options['show_legend']) ? $field->options['label'] : NULL;
}
}
// Get values from rows.
foreach ($this->view->result as $index => $row) {
if (!isset($chart_label_column)) {
$label = $index;
}
foreach ($this->view->field as $key => $field) {
if ($chart_label_column == $key) {
$label = theme_views_view_field($this->view, $this->view->field[$key], $row);
continue;
}
if ($this->view->field[$key]->options['exclude']) {
continue;
}
$field_alias = $this->view->field[$key]->field_alias;
if (isset($this->view->result[$index]->$field_alias)) {
// Try to get the value from the result.
$field_value = $this->view->result[$index]->$field_alias;
}
else {
// Try to get the value with theme function.
$field_value = theme_views_view_field($this->view, $this->view->field[$key], $row);
}
if (is_numeric($field_value)) {
$data[$key][$index]['#value'] = $field_value;
$data[$key][$index]['#label'] = $label;
}
}
}
}
if ($this->options['conversion'] == 'sum') {
// Get fields.
foreach ($this->view->field as $key => $field) {
if (!$this->view->field[$key]->options['exclude']) {
$data[$key]['#legend'] = ($this->options['show_legend']) ? $this->view->field[$key]->options['label'] : NULL;
}
}
// Get values from rows.
foreach ($this->view->result as $row) {
foreach ($this->view->field as $key => $field) {
if ($this->view->field[$key]->options['exclude']) {
continue;
}
$field_value = theme_views_view_field($this->view, $this->view->field[$key], $row);
if (!isset($data[$key][$field_value]['#value'])) {
$data[$key][$field_value]['#label'] = $field_value;
$data[$key][$field_value]['#value'] = 1;
}
else {
$data[$key][$field_value]['#value']++;
}
}
}
// Convert index, because Charts module only accepts numeric index on series.
// Don't really understund why is this restriction.
foreach ($data as $key => $series) {
$index = 0;
foreach ($series as $key2 => $value) {
if ($key2 == '#legend') {
continue;
}
$data[$key][$index] = $value;
unset($data[$key][$key2]);
$index++;
}
}
}
// Get chart settings from options form.
$chart = array(
'#type' => $this->options['format'],
'#height' => $this->options['height'],
'#width' => $this->options['width'],
'#color' => $this->options['color'],
);
// Use the view title as the chart title.
$chart['#title'] = $this->view->get_title();
// Insert series into the chart array.
foreach ($data as $series) {
$chart[] = $series;
}
// Print the chart.
return charts_chart($chart);
}
}
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