File Source for Grid.class.php

<?php
/*
* This work is hereby released into the Public Domain.
* To view a copy of the public domain dedication,
* visit http://creativecommons.org/licenses/publicdomain/ or send a letter to
* Creative Commons, 559 Nathan Abbott Way, Stanford, California 94305, USA.
*
*/
require_once dirname(__FILE__)."/../Graph.class.php";
/**
* Grid
*
* @package linea21.externals
* @subpackage artichow
*/
class awGrid {
/**
* Vertical lines of the grid
*
* @var array
*/
var $xgrid = array();
/**
* Horizontal lines of the grid
*
* @var array
*/
var $ygrid = array();
/**
* Is the component grid hidden ?
*
* @var bool
*/
var $hide = FALSE;
/**
* Are horizontal lines hidden ?
*
* @var bool
*/
var $hideHorizontal = FALSE;
/**
* Are vertical lines hidden ?
*
* @var bool
*/
var $hideVertical = FALSE;
/**
* Grid color
*
* @var Color
*/
var $color;
/**
* Grid space
*
* @var int
*/
var $space;
/**
* Line type
*
* @var int
*/
var $type = LINE_SOLID;
/**
* Grid interval
*
* @var int
*/
var $interval = array(1, 1);
/**
* Grid background color
*
* @var Color
*/
var $background;
/**
* Build the factory
*/
function awGrid() {
// Set a grid default color
$this->color = new awColor(210, 210, 210);
$this->background = new awColor(255, 255, 255, 100);
}
/**
* Hide grid ?
*
* @param bool $hide
*/
function hide($hide = TRUE) {
$this->hide = (bool)$hide;
}
/**
* Hide horizontal lines ?
*
* @param bool $hideHorizontal
*/
function hideHorizontal($hide = TRUE) {
$this->hideHorizontal = (bool)$hide;
}
/**
* Hide vertical lines ?
*
* @param bool $hideVertical
*/
function hideVertical($hide = TRUE) {
$this->hideVertical = (bool)$hide;
}
/**
* Change grid color
*
* @param $color
*/
function setColor($color) {
$this->color = $color;
}
/**
* Remove grid background
*/
function setNoBackground() {
$this->background = NULL;
}
/**
* Change grid background color
*
* @param $color
*/
function setBackgroundColor($color) {
$this->background = $color;
}
/**
* Change line type
*
* @param int $type
*/
function setType($type) {
$this->type = (int)$type;
}
/**
* Change grid interval
*
* @param int $hInterval
* @param int $vInterval
*/
function setInterval($hInterval, $vInterval) {
$this->interval = array((int)$hInterval, (int)$vInterval);
}
/**
* Set grid space
*
* @param int $left Left space in pixels
* @param int $right Right space in pixels
* @param int $top Top space in pixels
* @param int $bottom Bottom space in pixels
*/
function setSpace($left, $right, $top, $bottom) {
$this->space = array((int)$left, (int)$right, (int)$top, (int)$bottom);
}
/**
* Change the current grid
*
* @param array $xgrid Vertical lines
* @param array $ygrid Horizontal lines
*/
function setGrid($xgrid, $ygrid) {
if(empty($this->xgrid)) {
$this->xgrid = $xgrid;
}
if(empty($this->ygrid)) {
$this->ygrid = $ygrid;
}
}
/**
* Draw grids
*
* @param $driver A driver object
* @param int $x1
* @param int $y1
* @param int $x2
* @param int $y2
*/
function draw($driver, $x1, $y1, $x2, $y2) {
if(is_a($this->background, 'awColor')) {
// Draw background color
$driver->filledRectangle(
$this->background,
awLine::build($x1, $y1, $x2, $y2)
);
}
if($this->hide === FALSE) {
$this->drawGrid(
$driver,
$this->color,
$this->hideVertical ? array() : $this->xgrid,
$this->hideHorizontal ? array() : $this->ygrid,
$x1, $y1, $x2, $y2,
$this->type,
$this->space,
$this->interval[0],
$this->interval[1]
);
}
}
function drawGrid(
$driver, $color,
$nx, $ny, $x1, $y1, $x2, $y2,
$type, $space, $hInterval, $vInterval
) {
list($left, $right, $top, $bottom) = $space;
$width = $x2 - $x1 - $left - $right;
$height = $y2 - $y1 - $top - $bottom;
foreach($nx as $key => $n) {
if(($key % $vInterval) === 0) {
$pos = (int)round($x1 + $left + $n * $width);
$driver->line(
$color,
new awLine(
new awPoint($pos, $y1),
new awPoint($pos, $y2),
$type
)
);
}
}
foreach($ny as $key => $n) {
if(($key % $hInterval) === 0) {
$pos = (int)round($y1 + $top + $n * $height);
$driver->line(
$color,
new awLine(
new awPoint($x1, $pos),
new awPoint($x2, $pos),
$type
)
);
}
}
}
}
registerClass('Grid');
?>

Source for file Grid.class.php