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<?php |
<?php |
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// $Id: canvasactions.inc,v 1.1.4.18 2009/09/05 02:11:58 dman Exp $ |
// $Id: canvasactions.inc,v 1.1.4.19 2009/10/30 14:03:54 dman Exp $ |
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/** |
/** |
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* @file Helper functions for the text2canvas action for imagecache |
* @file Helper functions for the text2canvas action for imagecache |
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* |
* |
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* @return a form definition |
* @return a form definition |
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*/ |
*/ |
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function canvasactions_aspect_form($action) { |
function canvasactions_aspect_form($action) { |
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$defaults = array( ); |
$defaults = array( 'ratio_adjustment' => 1 ); |
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$action = array_merge($defaults, (array)$action); |
$action = array_merge($defaults, (array)$action); |
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|
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$form = array( |
$form = array( |
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'#default_value' => $action['landscape'], |
'#default_value' => $action['landscape'], |
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'#options' => $presets, |
'#options' => $presets, |
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); |
); |
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|
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$form['ratio_adjustment'] = array( |
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'#type' => 'textfield', |
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'#title' => t('Ratio Adjustment (advanced)'), |
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'#size' => 3, |
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'#default_value' => $action['ratio_adjustment'], |
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'#description' => t(" |
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This allows you to bend the rules for how different the proportions need to be to trigger the switch. |
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<br/>If the (width/height)*n is greater than 1, use 'landscape', otherwise use 'portrait'. |
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<br/>When n = 1 (the default) it will switch between portrait and landscape modes. |
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<br/>If n > 1, images that are slightly wide will still be treated as portraits. |
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If n < 1 then blunt portraits will be treated as landscape. |
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"), |
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); |
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|
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return $form; |
return $form; |
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} |
} |
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|
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function theme_canvasactions_aspect($element) { |
function theme_canvasactions_aspect($element) { |
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$action = $element['#value']; |
$action = $element['#value']; |
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$presets = imagecache_presets(TRUE); |
$presets = imagecache_presets(TRUE); |
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return 'Portrait size: <strong>'. $presets[$action['portrait']]['presetname'] . '</strong>. Landscape size: <strong>'. $presets[$action['landscape']]['presetname'] .'</strong>' ; |
$ratio_adjustment = ''; |
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if ($action['ratio_adjustment'] != 1) { |
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$ratio_adjustment = " (switch at 1:{$action['ratio_adjustment']})"; |
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} |
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return 'Portrait size: <strong>'. $presets[$action['portrait']]['presetname'] . '</strong>. Landscape size: <strong>'. $presets[$action['landscape']]['presetname'] .'</strong>'. $ratio_adjustment ; |
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} |
} |
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|
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/** |
/** |
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* @param $action |
* @param $action |
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*/ |
*/ |
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function canvasactions_aspect_image(&$image, $action = array()) { |
function canvasactions_aspect_image(&$image, $action = array()) { |
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$preset_id = ($image->info['width'] > $image->info['height'] ) ? $action['landscape'] : $action['portrait']; |
$ratio_adjustment = 0 + $action['ratio_adjustment']; |
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if (!$ratio_adjustment) { |
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$ratio_adjustment = 1; |
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} |
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$aspect = $image->info['width'] / $image->info['height']; |
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// width / height * adjustment. If > 1, it's wide. |
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$preset_id = (($aspect * $ratio_adjustment) > 1) ? $action['landscape'] : $action['portrait']; |
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$preset = imagecache_preset($preset_id); |
$preset = imagecache_preset($preset_id); |
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|
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// Run the preset actions ourself. Cannot invoke a preset from the top as it handles filenames, not image objects. |
// Run the preset actions ourself. Cannot invoke a preset from the top as it handles filenames, not image objects. |
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