After the efforts Pie3d finished, good things to share with you. But the younger brother is a novice PHP, the code may not be refined, I hope that everyone to improve the program together. Remember to call me (estorm@yeah.net)
+------------------------+
| pie3dfun.php//Common Functions |
+------------------------+
Define ("Angle_step", 5);//defines the angle step for drawing an elliptical arc
function Chx_getdarkcolor ($img, $CLR) {//$clr the corresponding dark color
$rgb =imagecolorsforindex ($img, $CLR);
return Array ($rgb ["Red"]/2, $rgb ["Green"]/2, $rgb ["Blue"]/2);
}
function chx_getexy ($a, $b, $d) {//$d point coordinates on the ellipse corresponding to the angle
$d =deg2rad ($d);
Return Array (round ($a *cos ($d)), round ($b *sin ($d)));
}
function Chx_arc ($img, $ox, $oy, $a, $b, $SD, $ed, $CLR) {//elliptic arc function
$n =ceil (($ed-$SD)/angle_step);
$d = $SD;
List ($x 0, $y 0) =chx_getexy ($a, $b, $d);
for ($i =0; $i < $n; $i + +) {
$d = ($d +angle_step) > $ed $ed:($d +angle_step);
List ($x, $y) =chx_getexy ($a, $b, $d);
Imageline ($img, $x 0+ $ox, $y 0+ $oy, $x + $ox, $y + $oy, $CLR);
$x 0= $x;
$y 0= $y;
}
}
function Chx_sector ($img, $ox, $oy, $a, $b, $SD, $ed, $CLR) {//Draw slices
$n =ceil (($ed-$SD)/angle_step);
$d = $SD;
List ($x 0, $y 0) =chx_getexy ($a, $b, $d);
Imageline ($img, $x 0+ $ox, $y 0+ $oy, $ox, $oy, $CLR);
for ($i =0; $i < $n; $i + +) {
$d = ($d +angle_step) > $ed $ed:($d +angle_step);
List ($x, $y) =chx_getexy ($a, $b, $d);
Imageline ($img, $x 0+ $ox, $y 0+ $oy, $x + $ox, $y + $oy, $CLR);
$x 0= $x;
$y 0= $y;
}
Imageline ($img, $x 0+ $ox, $y 0+ $oy, $ox, $oy, $CLR);
List ($x, $y) =chx_getexy ($a/2, $b/2, ($d + $sd)/2);
Imagefill ($img, $x + $ox, $y + $oy, $CLR);
}
function Chx_sector3d ($img, $ox, $oy, $a, $b, $v, $SD, $ed, $clr) {//3d fan
Chx_sector ($img, $ox, $oy, $a, $b, $SD, $ed, $CLR);
if ($sd <180) {
List ($R, $G, $B) =chx_getdarkcolor ($img, $CLR);
$CLR =imagecolorallocate ($img, $R, $G, $B);
if ($ed >180) $ed = 180;
List ($SX, $sy) =chx_getexy ($a, $b, $SD);
$SX + = $ox;
$sy + = $oy;
List ($ex, $ey) =chx_getexy ($a, $b, $ed);
$ex + = $ox;
$ey + = $oy;
Imageline ($img, $SX, $sy, $SX, $sy + $v, $CLR);
Imageline ($img, $ex, $ey, $ex, $ey + $v, $CLR);
Chx_arc ($img, $ox, $oy + $v, $a, $b, $SD, $ed, $CLR);
List ($SX, $sy) =chx_getexy ($a, $b, ($SD + $ed)/2);
$sy + = $oy + $v/2;
$SX + = $ox;
Imagefill ($img, $SX, $sy, $CLR);
}
}
function Chx_getindexcolor ($img, $clr) {//RBG goto index color
$R = ($clr >>16) & 0xFF;
$G = ($clr >>8) & 0xFF;
$B = ($CLR) & 0xFF;
Return Imagecolorallocate ($img, $R, $G, $B);
}
?>
+--------------------------+
| pie3d.php//three-dimensional pie chart File |
+--------------------------+
Require ("pie3dfun.php");
$a =150;//oval long half shaft
$b =50;//ellipse Segment Half axis
$v =20;//Cake Height
$f//font
$ox =5+ $a;
$oy =5+ $b;
$FW =imagefontwidth ($font);
$FH =imagefontheight ($font);
$datLst =array (30,10,20,20,10,20,10,20);//Data
$labLst =array ("A1", "A2", "A3", "A4", "A5", "A6", "A7", "A8");//Label
$clrLst =array (0x99ff00,0xff6666,0x0099ff,0xff99ff,0xffff99,0x99ffff,0xff3333,0x009999);
$w =10+ $a.
$h =10+ $b *2+ $v + ($fh +2) *count ($datLst);
$img =imagecreate ($w, $h);
Turn RGB to indexed color
for ($i =0; $i
$CLRBK =imagecolorallocate ($img, 0xff,0xff,0xff);
$CLRT =imagecolorallocate ($img, 0x00,0x00,0x00);
Fill background color
Imagefill ($img, 0,0, $CLRBK);
Sum
$tot = 0;
for ($i =0; $i
$SD = 0;
$ed = 0;
$ly =10+ $b *2+ $v;
for ($i =0; $i $sd = $ed;
$ed + = $datLst [$i]/$tot *360;
Draw a round cake
Chx_sector3d ($img, $ox, $oy, $a, $b, $v, $SD, $ed, $clrLst [$i]);//$SD, $ed, $clrLst [$i]);
Draw Labels
Imagefilledrectangle ($img, 5, $ly, 5+ $fw, $ly + $fh, $clrLst [$i]);
Imagerectangle ($img, 5, $ly, 5+ $fw, $ly + $fh, $CLRT);
Imagestring ($img, $font, 5+2* $FW, $ly,
$labLst [$i]. ":" $datLst [$i]. " (". (Round (10000* ($datLst [$i]/$tot)/100). "%)",
$CLRT);
$ly + = $fh +2;
}
Output graphics
Header ("Content-type:image/gif");
Imagegif ($IMG);
?>
The above describes the Pokemon dark Phantom Gold Finger Code php three-dimensional pie chart implementation code, including the Pokemon Dark Phantom Gold finger Code content, I hope to be interested in PHP tutorial friends helpful.
