<?php

class line_on_show
{
	/**
	 *@param $type as string. Can be any one of:
	 * - 'pop-up'
	 * - 'explode'
	 * - 'mid-slide'
	 * - 'drop'
	 * - 'fade-in'
	 * - 'shrink-in'
	 *
	 * @param $cascade as float. Cascade in seconds
	 * @param $delay as float. Delay before animation starts in seconds.
	 */
	function __construct($type, $cascade, $delay)
	{
		$this->type = $type;
		$this->cascade = (float)$cascade;
		$this->delay = (float)$delay;
	}
}

class line
{
	function line()
	{
		$this->type      = "line";
		$this->values    = array();
	}
	
	/**
	 * Set the default dot that all the real
	 * dots inherit their properties from. If you set the
	 * default dot to be red, all values in your chart that
	 * do not specify a colour will be red. Same for all the
	 * other attributes such as tooltip, on-click, size etc...
	 * 
	 * @param $style as any class that inherits base_dot
	 */
	function set_default_dot_style( $style )
	{
		$tmp = 'dot-style';
		$this->$tmp = $style;	
	}
	
	/**
	 * @param $v as array, can contain any combination of:
	 *  - integer, Y position of the point
	 *  - any class that inherits from dot_base
	 *  - <b>null</b>
	 */
	function set_values( $v )
	{
		$this->values = $v;		
	}
	
	/**
     * Append a value to the line.
     *
     * @param mixed $v
     */
    function append_value($v)
    {
        $this->values[] = $v;       
    }
	
	function set_width( $width )
	{
		$this->width = $width;		
	}
	
	function set_colour( $colour )
	{
		$this->colour = $colour;
	}
	
	/**
	 * sytnatical sugar for set_colour
	 */
	function colour( $colour )
	{
		$this->set_colour( $colour );
		return $this;
	}
	
	function set_halo_size( $size )
	{
		$tmp = 'halo-size';
		$this->$tmp = $size;		
	}
	
	function set_key( $text, $font_size )
	{
		$this->text      = $text;
		$tmp = 'font-size';
		$this->$tmp = $font_size;
	}
	
	function set_tooltip( $tip )
	{
		$this->tip = $tip;
	}
	
	function set_on_click( $text )
	{
		$tmp = 'on-click';
		$this->$tmp = $text;
	}
	
	function loop()
	{
		$this->loop = true;
	}
	
	function line_style( $s )
	{
		$tmp = "line-style";
		$this->$tmp = $s;
	}
	
	    /**
     * Sets the text for the line.
     *
     * @param string $text
     */   
    function set_text($text)
    {
        $this->text = $text;
    }
	
	function attach_to_right_y_axis()
	{
		$this->axis = 'right';
	}
	
	/**
	 *@param $on_show line_on_show object
	 */
	function set_on_show($on_show)
	{
		$this->{'on-show'} = $on_show;
	}
	
	function on_show($on_show)
	{
		$this->set_on_show($on_show);
		return $this;
	}
}