Add php files

include/ECM/open_flash_chart2/php-ofc-library/ofc_bar_base.php

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+<?php
+
+/* this is a base class */
+
+class bar_base
+{
+	function bar_base(){}
+
+	/**
+	 * @param $text as string the key text
+	 * @param $size as integer, size in pixels
+	 */
+	function set_key( $text, $size )
+	{
+		$this->text = $text;
+		$tmp = 'font-size';
+		$this->$tmp = $size;
+	}
+	
+	/**
+	 * syntatical sugar.
+	 */
+	function key( $text, $size )
+	{
+		$this->set_key( $text, $size );
+	}
+
+	/**
+	 * @param $v as an array, a mix of:
+	 * 	- a bar_value class. You can use this to customise the paramters of each bar.
+	 * 	- integer. This is the Y position of the top of the bar.
+	 */
+	function set_values( $v )
+	{
+		$this->values = $v;		
+	}
+	
+	/**
+	 * see set_values
+	 */
+	function append_value( $v )
+	{
+		$this->values[] = $v;		
+	}
+	
+	/**
+	 * @param $colour as string, a HEX colour, e.g. '#ff0000' red
+	 */
+	function set_colour( $colour )
+	{
+		$this->colour = $colour;	
+	}
+	
+	/**
+	 *syntatical sugar
+	 */
+	function colour( $colour )
+	{
+		$this->set_colour( $colour );
+	}
+
+	/**
+	 * @param $alpha as real number (range 0 to 1), e.g. 0.5 is half transparent
+	 */
+	function set_alpha( $alpha )
+	{
+		$this->alpha = $alpha;	
+	}
+	
+	/**
+	 * @param $tip as string, the tip to show. May contain various magic variables.
+	 */
+	function set_tooltip( $tip )
+	{
+		$this->tip = $tip;	
+	}
+	
+	/**
+	 *@param $on_show as line_on_show object
+	 */
+	function set_on_show($on_show)
+	{
+		$this->{'on-show'} = $on_show;
+	}
+	
+	function set_on_click( $text )
+	{
+		$tmp = 'on-click';
+		$this->$tmp = $text;
+	}
+	
+	function attach_to_right_y_axis()
+	{
+		$this->axis = 'right';
+	}
+}
+