function textactions_rendertext_image in ImageCache Actions 6

Place the text defined in the action onto the current background

Implementation of hook_image()

Parameters

$image:

$action:

File

./textrender.inc, line 103

Helper functions for imagecache_textactions

Code

function textactions_rendertext_image(&$image, $action = array()) {
  if (!empty($action['evaluate_text'])) {
    $text = textactions_evaluate_text($image, $action);
  }
  else {
    $text = $action['text'];
  }
  if (empty($text)) {

    // Do nothing, carry on
    return TRUE;
  }
  $style = imageapi_text_parse_style($action['textstyle']['style']);
  $fontfile = $action['textstyle']['fontfile'];

  // Calculate position by first creating a temp image
  // containing the text and then accessing its dimensions.
  // Inefficient, but reliable.
  // $textimage is a placeholder that will get the image created in it - an object 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, $style) || empty($textimage->info)) {
    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 on the canvas
  $xy = imagecache_actions_calculate_relative_position($image, $textimage, $style);

  #dpm(get_defined_vars());
  return imageapi_image_overlay($image, $textimage, $xy['x'], $xy['y']);
}