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/***
* @project Bar Graph Program
* @license GPL
* @package
* @file GrapBar.php
* @date 2007-4-3
* @version 1.00
* @last modified
* 定義柱狀圖（柱形圖）類別
*
* 注意，使用前請確保字體路徑存在並允許訪問，如果出錯，也要檢查在php.ini配置中的open_basedir項，如果沒此路徑請添加，或在程序中設置包含
*
* 智能化的柱狀圖程序，用於報表等
*
* **/
Define("DEFAULT_FONT_PATH", "c:/windows/fonts/simhei.ttf ” );
class SingleBar
{
private $_x;
私人$_y;
私人$_h;
公用$_l = 50;
私有$_h;
公用$_l = 50;
私有$_w_w = null;
private $_srcPoints = array();
private $_points = array();
公用函數__construct($x, $y, $h, $l = 50, $w = null)
{
$this->_x = $x;
$this->_y = $y;
$this->_h = $h;
$this->_l = $l;
$this->_w = $w;
$this->_srcPoints = $this->getSrcPoints();
$this->_points = $this->getPoints();
}
public function getSrcPoints()
{
return array(
array($this->_x , $this->_y),
array(this $ ->_x $this->_l , $this->_y),
陣列($this->_x (1.35*$this->_l), $this->_y- (0.35*$這個->_l )),
陣列($這個->_x (0.35*$這個->_l), $這個->_y-(0.35*$這個->_l )),
陣列($this->_x , $this->_y $this->_h),
陣列($this->_x $this->_l , $this- >_y $this->_h),
陣列($this-> _x (1.35*$this->_l), $this->_y $this->_h-(0.35*$這->_l))
);
}
public function getPoints ()
{
$points = array();
foreach($this->_srcPoints as $key => $val)
{
$points[] = $val[0 ];
$points[] = $val[1];
}
返回$ 積分；
}
public function getTopPoints()
{
return array_slice($this->_points, 0, 8); //頂座標
}
public function getBelowPoints()
{
return array_merge(points_slice($this->_slice($this->_slices($thisarray_slice($this) 0, 2), array_slice($this->; _points, 8, 4), array_slice($this->_points, 2, 2)); //下方座標
}
public function getRightSidePoints ()
{
return array_merge(array_slice($this->_points, 2, 2), array_slice($this->; _points, 10, 4), array_slice($this->_points, 4, 2 )); // 重力座標
}
public function draw($image, $topColor, $belowColor, $sideColor, $borderColor = null, $type = 'LEFT')
{
if (is_null($borderColor))
{
$borderColor = 0xcccccc;
}
$top_rgb = $this->getRGB($topColleor); = $this->getRGB($belowColor);
$side_rgb = $this->getRGB($sideColor);
$top_color = imagecolorallocate($image, $top_rgb['R'], $top_rgb[' G'], $top_rgb['B']);
$below_color = imagecolorallocate($image, $below_rgb['R'], $below_rgb['G'], $below_rgb['B']);
$side_color = imagecolorallocate($image, $side_rgb['R'], $side_rgb['G'], $side_rgb['B']);
imagefilledpolygon($image, $this> getTopPoints(), 4, $top_color); //畫頂面
imagepolygon($image, $this->getTopPoints(), 4, $borderColor); //畫頂邊邊線
imagefilledpolygongongon ($image, $this->getBelowPoints(), 4, $below_color); //畫下面
imagepolygon($image, $this->getBelowPoints(), 4, $borderColor); //畫下邊線
if ($type == 'LEFT')
{
imagefilledpolygon($image, $this->getRightSidePoints(), 4, $side_color); //畫右側面
imagepolygon($image, $this->getRightSidePoints(), 4, $borderColor); //畫側邊線
}
}
public function getRGB($color)
{
$ar = array();
$color = hexdec($color);
$ar['R'] = ($color>>16) & 0xff;
$ar['G '] = ($color>>8) & 0xff;
$ar['B'] = ($color) & 0xff;
回傳$ar;
} }
類酒吧
{
私人$_W;
私人$_H;
private $_bgColor = "ffffff";
private $_barHeights = array(); > private $_barTexts = array();
private $_barColors = array();
公共$_title;
公共$_paddingTop = 30;
公共$_paddingBottom = 100 _paddingLeft = 45;
公共$_paddingRight = 2;
公共$_barL = 50;
公用$image;
公用函式__construct($imgW, $imgH, $imgH, $ barTexts = null, $barColors = null)
{
$this->_W = $imgW;
$this->_H = $imgH;
$this->_barHeights = $barHeights;
$this->_barTexts = $barTexts;
$this->_barColors = $barColors;
$this->_paddingBottom = $this->resetPaddingBottom();
$this->_H = $this->resetPaddingBottom();
$this->_H = $this->resetPaddingBottom();
$this->_H = $this->resetPaddingBottom();
$this->_H = $this->resetPaddingBottom();
$this->_H = $this->resetPaddingBottom(); this->resetHeight();
$this->image = imagecreatetruecolor($this->_W, $this->_H);
}
公用函數中風()
{
$this->drawBg();
$this->drawBars();
$this->drawTitle();
$this->drawLables();
ob_start() ;
// header("內容類型：image/png");
//imagepng($this->image);
header("內容類型：" .image_type_to_mime_type(IMAGETYPE_JPEG));
imagejpeg($this->image);
imagedestroy($this->image);
}
public function drawBg()
{
$thisimg_w = $ ->_W;
$img_h = $this->_H;
$paddingTop = $this->_paddingTop;
$paddingBottom = $this->_paddingBottom;
$paddingLeft = $this-> _paddingLeft;
$paddingRight = $this->_paddingRight;
$rgb = $this->getRGB($this->_bgColor);
$bg = imagecolorallocate($this->image,$rg[ 'R'], $rgb['G'], $rgb['B']);
imagefilledrectangle($this->image, 0, 0, $img_w, $img_h, $bg);
$side_bg = imagecolorallocatealpha($this->image, 220, 220, 220, 75);
$side_bg2 = imagecolorallocate($this->image, 220, 220, 220); this->image, 190, 190, 190);
$line_color = imagecolorallocate($this->image, 236, 236, 236);
$dial_color = imagecolorallocate($this-1. , 131);
$x1 = $paddingLeft;
$y1 = $paddingTop;
$x2 = $img_w - $paddingRight;
$y2 = $img_h - $paddingBot; 🎜> imagerectangle($this->image, $x1, $y1, $x2, $y2, $border_color);
imagefilledpolygon($this->image, array($x1-5,$y1 10, $x1 -5,$y2 10, $x1,$y2, $x1,$y1), 4, $side_bg) ;
imagepolygon($this->image, array($x1-5,$y1 10, $x1 -5,$y2 10, $x1,$y2, $x1,$y1), 4, $border_color) ;
imagefilledpolygon($this->image, array($x1-5,$y2 10, $x2 -5,$y2 10, $x2,$y2, $x1,$y2), 4, $side_bg) ;
imagepolygon($this->image, array($x1-5,$y2 10, $x2 -5,$y2 10, $x2,$y2, $x1,$y2), 4, $border_color) ;
imageline($this->image, $x1, $y2, $x2, $y2, $ side_bg2);
$total_h = $img_h - $paddingTop - $paddingBottom;
$every_h = $total_h/11;
for($i=1; $i {
imageline($this->image, $x1, $y1 ($every_h*$i), $x2 , $y1 ($every_h*$i), $line_color); //畫線
}
$max_h = max($this->_barHeights);
for($i=1; $i {
$value = $max_h - (($max_h/10)*($i-1));
$value = strval($value);
$str_w = strlen($value)*5;
imageline ($this->image, $x1-5-3, $y1 10 ($every_h*$i), $x1-3 1, $y1 10 ($every_h*$i), $dial_color) ; //畫最線
imagestring($this->image, 3, $x1-5-3-$str_w-1, $y1 10 ($every_h*$i)-5, $value, 0x000000);
}
}
public function drawBars()
{
$counts = count($this->_barHeights);
if (empty($this->_barColors))
{
$color = $this->setColor();
$this->_barColors = array_slice($color, 0, $counts);
//隨機播放($this-> _barColors);
}
$every_w = ($this->_W - $this->_paddingLeft - $this->_paddingRight)/$counts; // 每一段寬
$barL = $every_w;
$barL = ($barL > $this->_barL*1.35 6) ? $this->_barL : $barL/1.35 - 6;
$max_h = max($this->_barHeights);
$ruler_h = $this->_H - $this->_paddingTop - $this->_paddingBottom; //標尺總高度
$stander_h = $ruler_h - ($ruler_h/11); //標尺10等分的高度
$i = 0;
foreach ($this->_barHeights as $val)
{
$h = ($stander_h/$max_h)*$val;
$x = $this->_paddingLeft ($every_w*$i) (($every_w - ($barL*1.35))/2);;
$y = $this->_H - $this->_paddingBottom 10 - $h;
//$t_color = $this->_barColors[$i];
$b_color = $this->_barColors[$i];
//$s_color = $this->_barColors[$i];
$rgb = $this->getRGB($this->_barColors[$i]);
$R = $rgb['R'] * 0.7;
$G = $rgb['G'] * 0.7;
$B = $rgb['B'] * 0.7;
$c1 = $R > 0 ？ dechex($R) : '00';
$c2 = $G > 0 ? dechex($G) : '00';
$c3 = $B > 0 ? dechex($B) : '00';
$t_color = $b_color;
$s_color = $c1。 $c3;
$SingleBar = new SingleBar($x, $y, $h, $barL);
$SingleBar->draw($this->image, $t_color, $b_color, $s_color);
$i ;
}
}
public function drawTitle()
{
if (empty($this->_title))
{
return;
}
$font = 5;
$font_w = imagefontwidth($font);
$len = strlen($this->_title);
$x = ($this->_W $this->_paddingLeft - $this->_paddingRight)/2;
$x -= ($len*$font_w)/2;
$y = ($this->_paddingTop - $font_w)/2 12;
//imagestring($this->image, $font, $x, $y, $title, 0x000000);
imagettftext($this->image, 12, 0, $x, $y, 0x000000, DEFAULT_FONT_PATH, $this->_title);
}
public function drawLables()
{
$x1 = $this->_paddingLeft - 5;
$y1 = $this->_H - $this->_paddingBottom 20;
$x2 = $this->_W - $this->_paddingRight;
$y2 = $this->_H - 10;
//imagefilledrectangle($this->image, $x1, $y1, $x2, $y2, 0xffffff);
imagerectangle($this->image, $x1, $y1, $x2, $y2, 0x000000);
$空間 = 5;
$x = $x1 3;
$y = $y1 3;
foreach ($this->_barTexts as $key => $val)
{
$color = $this->_barColors[$key];
$rgb = $this->getRGB($color);
$bg = imagecolorallocate($this->image,$rgb['R'], $rgb['G'], $rgb['B']);
imagefilledrectangle($this->image, $x, $y, $x 12, $y 12, $bg); // 同等12*12的形狀
imagerectangle($this->image, $x, $y, $x 12, $y 12, 0x000000); // 類似12*12的圖形框
imagettftext($this->image, 12, 0, $x 12 3, $y 12, 0x000000, DEFAULT_FONT_PATH, $val);
$x = 12 $space (strlen($val)*8) $space;
if ($x (strlen($val)*8) >= $this->_W - $this->_paddingLeft - $this->_paddingRight)
{
$x = $x1 3；
$y = $y 12 3;
}
}
}
public function resetPaddingBottom()
{
$ruler_w = $this->_W - $this->_paddingLeft - $this- >_ft -Right ;
$label_w = $this->getLableTotalWidth();
$lines = ceil($label_w / $ruler_w);
$h = 12 * $lines (3 * ($lines 1)) 30;
回傳$h;
}
public function resetHeight()
{
$padding_bottom = $this->resetPaddingBottom();
if ($this->_H - $padding_bottom {
return 222 $padding_bottom;
}
return $this->_H;
}
public function getLableTotalWidth()
{
$counts = count($this->_barTexts);
$空間 = 5;
$total_len = 0;
foreach ($this->_barTexts as $val)
{
$total_len = strlen($val);
}
$tx_w = ($total_len * 9) ((12 3 $space) * $counts);
回傳 $tx_w;
}
public function setBg($color)
{
$this->_bgColor = $color;
}
public function setTitle($title)
{
$this->_title = $title;
}
public function setColor()
{
$ar = array('ff', '00', '33', '66', '99', 'cc' );
$color = array()
for ($i=0; $i {
for ($j=0; $j {
for($ k=0; $k {
$color[] = $ar[$i] 。 ar[$k];
}
}
}
$color2 = array();
for ($i=1; $i {
$color2[] = $color[$i];
return $color2;
}
public function getRGB($顏色)
{
$ar = array()
$color = hexdec($color);
$ar['R'] = ($color>>16) & 0xff
$ar['G '] = ($color>>8) & 0xff;
$ar['B'] = ($color) & 0xff;
回傳$ar
}
}
/***/
$bar = new Bar(500, 300, array(600, 300, 30, 500, 400, 250, 350, 360) , array('AAAAA ', 'BBBBB', 'CCCCC 'BBBBB', 'CC ', 'DDDDD', 'EEEEEE', 'FFFFFF', 'GGGGGGGG', 'HHHHHHHHH'));
$bar->setTitle('打造完美柱狀圖!');
$bar->中風()
/***/
?>

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