<?php
/**
 * Implements a custom header for Ample.
 * See http://codex.wordpress.org/Custom_Headers
 *
 * @package    ThemeGrill
 * @subpackage Ample
 * @since      Ample 0.1
 */

/**
 * Setup the WordPress core custom header feature.
 *
 * @uses ample_header_style()
 */

add_action( 'after_setup_theme', 'ample_custom_header_setup' );

function ample_custom_header_setup() {
	add_theme_support( 'custom-header', apply_filters( 'ample_custom_header_args', array(
		'default-image'      => '',
		'default-text-color' => '222222',
		'width'              => 1500,
		'height'             => 400,
		'flex-width'         => true,
		'flex-height'        => true,
		'video'              => true,
		'wp-head-callback'   => 'ample_header_style',
	) ) );
}

if ( ! function_exists( 'ample_header_style' ) ) :

	/**
	 * Styles the header text displayed on the blog.
	 *
	 */
	function ample_header_style() {
		$header_text_color = get_header_textcolor();

		/**
		 * If no custom options for text are set, let's bail.
		 * get_header_textcolor() options: Any hex value, 'blank' to hide text. Default: add_theme_support( 'custom-header' ).
		 */
		if ( get_theme_support( 'custom-header', 'default-text-color' ) === $header_text_color ) {
			return;
		}

		// If we get this far, we have custom styles. Let's do this.
		?>
		<style type="text/css">
			<?php
			// Has the text been hidden?
			if ( 'blank' == $header_text_color ) :
			?>
			#site-title,
			#site-description {
				position: absolute;
				clip: rect(1px, 1px, 1px, 1px);
			}

			<?php
			// If the user has set a custom color for the text use that
			else :
			?>
			#site-title a, #site-description {
				color: #<?php echo $header_text_color; ?>;
			}

			<?php endif; ?>
		</style>
		<?php
	}
endif; // ample_header_style
