documentation/_theme_provider_interface_8php_source.html

 <?php
 namespace Magento\Framework\View\Design\Theme;

 interface ThemeProviderInterface
 {
     public function getThemeByFullPath($fullPath);

     public function getThemeCustomizations($area, $type = \Magento\Framework\View\Design\ThemeInterface::TYPE_VIRTUAL);

     public function getThemeById($themeId);
 }
Magento\Framework\View\Design\Theme\ThemeProviderInterface\getThemeCustomizations
getThemeCustomizations($area, $type=\Magento\Framework\View\Design\ThemeInterface::TYPE_VIRTUAL)

$type
$type
Definition: item.phtml:13

Magento\Framework\View\Design\ThemeInterface\TYPE_VIRTUAL
const TYPE_VIRTUAL
Definition: ThemeInterface.php:34

Magento\Framework\View\Design\Theme\ThemeProviderInterface\getThemeById
getThemeById($themeId)

Magento\Framework\View\Design\Theme

Magento

Magento\Framework\View\Design\Theme\ThemeProviderInterface\getThemeByFullPath
getThemeByFullPath($fullPath)

Magento\Framework\View\Design\Theme\ThemeProviderInterface
Definition: ThemeProviderInterface.php:11