function canvasactions_roundedcorners_form in ImageCache Actions 6
Same name and namespace in other branches
- 8 canvasactions/rounded_corners.inc \canvasactions_roundedcorners_form()
- 5.3 canvasactions.inc \canvasactions_roundedcorners_form()
- 5.2 canvasactions.inc \canvasactions_roundedcorners_form()
- 6.2 canvasactions/rounded_corners.inc \canvasactions_roundedcorners_form()
- 7 canvasactions/rounded_corners.inc \canvasactions_roundedcorners_form()
Set radius for corner rounding
Implementation of imagecache_hook_form()
Parameters
$action array of settings for this action:
Return value
a form definition
File
- ./
canvasactions.inc, line 613 - Helper functions for the text2canvas action for imagecache
Code
function canvasactions_roundedcorners_form($action) {
if (imageapi_default_toolkit() != 'imageapi_gd') {
drupal_set_message('Rounded corners are not currently supported by using imagemagick. This effect requires GD image toolkit only.', 'warning');
}
drupal_add_js(drupal_get_path('module', 'imagecache_canvasactions') . '/imagecache_actions.jquery.js');
$defaults = array(
'radius' => '16',
#'antialias' => TRUE,
'independent_corners_set' => array(
'independent_corners' => FALSE,
'radii' => array(
'tl' => 0,
'tr' => 0,
'bl' => 0,
'br' => 0,
),
),
);
$action = array_merge($defaults, (array) $action);
$form['radius'] = array(
'#type' => 'textfield',
'#title' => t('radius'),
'#default_value' => $action['radius'],
'#size' => 2,
);
$form['independent_corners_set'] = array(
'#type' => 'fieldset',
'#title' => t('Individual Corner Values'),
'#collapsible' => TRUE,
'#collapsed' => !$action['independent_corners_set']['independent_corners'],
);
$form['independent_corners_set']['independent_corners'] = array(
'#type' => 'checkbox',
'#title' => t('Set Corners Independently'),
'#default_value' => $action['independent_corners_set']['independent_corners'],
);
$corners = array(
'tl' => t("Top Left Radius"),
'tr' => t("Top Right Radius"),
'bl' => t("Bottom Left Radius"),
'br' => t("Bottom Right Radius"),
);
// Loop over the four corners and create field elements for them.
$form['independent_corners_set']['radii'] = array(
'#type' => 'item',
'#id' => 'independent-corners-set',
);
foreach ($corners as $attribute => $label) {
$form['independent_corners_set']['radii'][$attribute] = array(
'#type' => 'textfield',
'#title' => $label,
'#default_value' => 0 + $action['independent_corners_set']['radii'][$attribute],
'#size' => 2,
);
}
/*
$form['antialias'] = array(
'#type' => 'checkbox',
'#title' => t('antialias'),
'#return_value' => TRUE,
'#default_value' => $action['antialias'],
'#description' => t('Attempt antialias smoothing when drawing the corners'),
);
*/
$form['notes'] = array(
'#type' => 'markup',
'#value' => t('
Note: the rounded corners effect uses true alpha transparency masking.
This means that this effect <b>will fail to be saved</b> on jpegs
<em>unless</em> you either <ul>
<li>convert the image to PNG (using the coloractions filter for that),</li>
<li>define a canvas underneath it (using canvasactions-define-canvas) or</li>
<li>underlay a solid color (using coloractions-alpha-flatten) or</li>
<li>underlay a background image (canvasactions-underlay)</li>
</ul>
as a later part of this imagecache pipeline.
<br/>
'),
);
return $form;
}