'left+10',
'ypos' => 'bottom-10',
'textstyle' => array(
'fontfile' => drupal_get_path('module', 'imageapi_text') . '/fonts/liberation-fonts-1.04/LiberationSans-Regular.ttf',
'style' => "font-size:12px;\nfill:#333333;\ntop:10px;\nright:10px;",
),
'text' => 'Hello World!',
'evaluate_text' => FALSE,
);
// Our 'textstyle' parameter is a nested array - reflecting the wiget fieldset structure
// only because imagecache sets the form
// #tree to true, and unsetting it doesn't work.
$action = array_merge($defaults, (array)$action);
$form = array(
'textstyle' => imageapi_text_style_widget($action['textstyle']),
'text' => array(
'#type' => 'textarea',
'#rows' => 7,
'#title' => t('Text'),
'#default_value' => $action['text'],
'#description' => t('The text string. If you are using a WYSIWYG editor, you should disable it for this field!'),
'#wysiwyg' => FALSE,
),
'evaluate_text' => array(
'#type' => 'checkbox',
'#title' => t('Evaluate text as PHP code'),
'#default_value' => $action['evaluate_text'],
'#description' => t('If selected, the text will be treated as PHP code.
Enter PHP code that will return your dynamic text. Do not use %php tags.
EG return format_date(time());
return $file_data->description ? $file_data->description : $node->title;
Note that executing incorrect PHP-code can break your Drupal site.
If it\'s an image.module image then a $node object with its values
may be available.
return $node->title;
return format_date($node->created);
If it\'s an image that has been attached to a node using CCK-filefield-imagefield
(or just filefield)
then as well as the parent $node object,
a $file_data object that may contain a file description from that file field.
return $file_data->description;
So far that seems to be the only available \'data\' provided by filefield,
but you can investigate the node structure using devel.module or print_r()
to see what else this array actually contains.
If it\'s a file that\'s just been attached using upload.module,
a $file_data object may also have a description.
return $file_data->description;
If the image path is detected as belonging to more than one node, just the
data for the first one found is returned.
An "$image" object is also available, but that usually contains only technical data, including
return $image->source;
return basename($image->source);
return $image->info["filesize"];
',
array('%php' => ''))
),
);
if (! user_access('administer site configuration')) {
$form['evaluate_text']['#disabled'] = TRUE;
$form['text']['#disabled'] = $action['evaluate_text']; // lock this if an admin has enabled evaluation.
$form['evaluate_text']['#description'] = 'requires administer site configuration permissions.';
}
#$form['#tree'] = FALSE;
#$form['textstyle']['#tree'] = FALSE;
return $form;
}
/**
* Implementation of theme_hook() for imagecache_ui.module
*/
function theme_textactions_rendertext($element) {
$data = $element['#value'];
$style_atts = imageapi_text_parse_style($data['textstyle']['style']);
return "{$data['text']}
{$data['textstyle']['style']}" ;
}
/**
* Place the source image on the current background
*
* Implementation of hook_image()
*
* @param $image
* @param $action
*/
function textactions_rendertext_image(&$image, $action = array()) {
if (!empty($action['evaluate_text'])) {
$text = textactions_evaluate_text($image, $action);
}
else {
$text = $action['text'];
}
$style = imageapi_text_parse_style($action['textstyle']['style']);
$fontfile = $action['textstyle']['fontfile'];
// Calculate position by first creating a temp image
// containing the text and accessing its dimensions
// $textimage is a placeholder that will get the image created in it - to work like the rest of the imageapi functions.
// We really need to force the toolkit to GD, but even then it can't be merged back into imagemagick
$textimage = (object) array(
'toolkit' => $image->toolkit,
);
if(! imageapi_image_create_text($textimage, $text, $fontfile, $style) ) {
drupal_set_message(t('Failed to generate text image using %toolkit. Not overlaying text.', array('%toolkit' => $textimage->toolkit )), 'error');
return FALSE;
}
// $textimage should now have its size info available.
// Calc the position
if (!empty($style['top'])) {
$ypos = $style['top'];
}
if (!empty($style['bottom'])) {
$ypos = $image->info['height'] - ( $textimage->info['height'] + $style['bottom']);
}
if (! isset($ypos)) {
// assume center
$ypos = ($image->info['height']/2) - ($textimage->info['height']/2);
}
if (!empty($style['left'])) {
$xpos = $style['left'];
}
if (!empty($style['right'])) {
$xpos = $image->info['width'] - ( $textimage->info['width'] + $style['right']);
}
if (! isset($xpos)) {
// assume center
$xpos = ($image->info['width']/2) - ($textimage->info['width']/2);
}
return imageapi_image_overlay($image, $textimage, $xpos, $ypos);
////////////////////////////////
}