PHPBuilder - the_button.php



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the_button.php

by: andre schmidt
|
August 9, 2003

Version: 1.0.0

Type: Full Script

Category: Graphics

License: GNU General Public License

Description: create a dynamic button-image with variable font,color,margin and corner-rounding. uses external 'style' files and URL variables.



files:
  the_button.php        // the_button image script
  btn_standard.php      // "style" file containing values for the_button
  btn_blue.php          // another "style" file containing values for the_button
  the_button_test.html  // test html file to test the_button.php

usage:
  create all files in the same directory
  get a TTF font in the same directory
  change the TTF font names in the "style" files
  study the_button_test.html

---[the_button.php]-------------------------------------------------------------
<?php
// the_button.php version 1.0.0 - 09.08.2003
// created by andre schmidt andreschmidt76@arcor.de

header("Content-type: image/png");

// allocate colors in form hex RGB
function hex_ImgColAll($im,$hex){
  $a = hexdec(substr($hex,0,2));
  $b = hexdec(substr($hex,2,2));
  $c = hexdec(substr($hex,4,2));
  return ImageColorAllocate($im, $a, $b, $c);
} 
// check url commands 
if ($_GET['style'] <> ''){
  $sname = 'btn_'.$_GET['style'].'.php';
  include($sname);
} else include('btn_standard.php');
if ($_GET['text'] <> '') $btn_text = $_GET['text']; // button text
if ($_GET['size'] <> '') $font_siz = $_GET['size']; // font size
if ($_GET['font'] <> '') $font_nam = $_GET['font']; // font path/name.ttf
if ($_GET['lm'] <> '') $l_margin = $_GET['lm'];     // left margin size
if ($_GET['um'] <> '') $u_margin = $_GET['um'];     // up margin size
if ($_GET['rm'] <> '') $r_margin = $_GET['rm'];     // right margin size
if ($_GET['dm'] <> '') $d_margin = $_GET['dm'];     // down margin size
if ($_GET['tc'] <> '') $text_col = $_GET['tc'];     // text color in hex
if ($_GET['lc'] <> '') $line_col = $_GET['lc'];     // outline color in hex
if ($_GET['fc'] <> '') $fill_col = $_GET['fc'];     // fill color in hex
if ($_GET['bc'] <> '') $back_col = $_GET['bc'];     // background  color in hex
if ($_GET['luc'] <> '') $ltup_crn = $_GET['luc'];   // left up corner size
if ($_GET['ruc'] <> '') $rtup_crn = $_GET['ruc'];   // right up  corner size
if ($_GET['rdc'] <> '') $rtdn_crn = $_GET['rdc'];   // right down corner size
if ($_GET['ldc'] <> '') $ltdn_crn = $_GET['ldc'];   // left down corner size

// main code
$box = imageftbbox ($font_siz, 0, $font_nam, $btn_text, 1);
$box2 = imageftbbox ($font_siz, 0, $font_nam, 'oo', 1);
$tw=$box[4]-$box[0];
$th=$box2[1]-$box2[5];
$img_width = ($tw+$l_margin+$r_margin)*2;
$img_height = ($th+$u_margin+$d_margin)*2;
$img = imagecreatetruecolor($img_width,$img_height);
$img_out = imagecreatetruecolor($img_width/2,$img_height/2);
$back_color = hex_ImgColAll($img_out,$back_col);
$text_color = hex_ImgColAll($img_out,$text_col);
$line_color = hex_ImgColAll($img_out,$line_col);
$fill_color = hex_ImgColAll($img_out,$fill_col);
imagecolortransparent($img_out,$back_color);

//sides
imagefilledrectangle($img,0,0,$img_width,$img_height,$fill_color);
imagerectangle($img,0,0,$img_width-1,$img_height-1,$line_color);

//left_up_corner
imagefilledrectangle($img,0,0,$ltup_crn*2,$ltup_crn*2,$back_color);
imagefilledarc($img,$ltup_crn*2,$ltup_crn*2,$ltup_crn*4,$ltup_crn*4,180,270,$fill_color,0);
imagearc($img,$ltup_crn*2,$ltup_crn*2,$ltup_crn*4,$ltup_crn*4,180,270,$line_color);

//right_up_corner
imagefilledrectangle($img,$img_width-$rtup_crn*2-1,0,$img_width,$rtup_crn*2,$back_color);
imagefilledarc($img,$img_width-$rtup_crn*2-1,$rtup_crn*2,$rtup_crn*4,$rtup_crn*4,270,360,$fill_color,0);
imagearc($img,$img_width-$rtup_crn*2-1,$rtup_crn*2,$rtup_crn*4,$rtup_crn*4,270,360,$line_color);

//right_down_corner
imagefilledrectangle($img,$img_width-$rtdn_crn*2,$img_height-$rtdn_crn*2-1,$img_width,$img_height,$back_color);
imagefilledarc($img,$img_width-$rtdn_crn*2-1,$img_height-$rtdn_crn*2-1,$rtdn_crn*4,$rtdn_crn*4,360,90,$fill_color,0);
imagearc($img,$img_width-$rtdn_crn*2-1,$img_height-$rtdn_crn*2-1,$rtdn_crn*4,$rtdn_crn*4,360,90,$line_color);

//left_down_corner
imagefilledrectangle($img,0,$img_height-$ltdn_crn*2-1,$ltdn_crn*2,$img_height,$back_color);
imagefilledarc($img,$ltdn_crn*2,$img_height-$ltdn_crn*2-1,$ltdn_crn*4,$ltdn_crn*4,90,180,$fill_color,0);
imagearc($img,$ltdn_crn*2,$img_height-$ltdn_crn*2-1,$ltdn_crn*4,$ltdn_crn*4,90,180,$line_color);

imagecopyresampled($img_out,$img,0,0,0,0,$img_width/2,$img_height/2,$img_width,$img_height);
$c_h = $img_height/2-$d_margin;
imagettftext($img_out, $font_siz, 0, $l_margin, $c_h, $text_color, $font_nam, $btn_text);
imagepng($img_out);
imagedestroy($img);
imagedestroy($img_out);
?>
--------------------------------------------------------------------------------



---[btn_standard.php]-----------------------------------------------------------
<?php
$btn_text = 'the_button.php v1.0.0';   // button text
$font_siz = 8;                         // font size
$font_nam = "SF_P.TTF";                // font path/name.ttf
$l_margin = 5;                         // left margin size
$u_margin = 6;                         // up margin size
$r_margin = 6;                         // right margin size
$d_margin = 5;                         // down margin size
$text_col = '000000';                  // text color in hex
$line_col = '000000';                  // outline color in hex
$fill_col = 'dddddd';                  // fill color in hex
$back_col = 'ffffff';                  // background  color in hex
$ltup_crn = 3;                         // left up corner size
$rtup_crn = 3;                         // right up  corner size
$rtdn_crn = 3;                         // right down corner size
$ltdn_crn = 3;                         // left down corner size
?>
--------------------------------------------------------------------------------


---[btn_blue.php]---------------------------------------------------------------
<?php
$btn_text = 'blahblah';
$font_siz = 9;
$font_nam = "SF_P.TTF";
$l_margin = 5;
$u_margin = 6;
$r_margin = 6;
$d_margin = 5;
$text_col = 'ffffff';
$line_col = '000000';
$fill_col = '3366dd';
$back_col = 'ffffff';
$ltup_crn = 5;
$rtup_crn = 0;
$rtdn_crn = 5;
$ltdn_crn = 0;
?>
--------------------------------------------------------------------------------



---[the_button_test.html]-------------------------------------------------------
<html>
<body>
<img border="0" src="the_button.php">
<br>
<br>
01 - <a href=""><img border="0" src="the_button.php?text=my_button"></a>
<br>
02 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12"></a>
<br>
03 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20"></a>
<br>
04 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20"></a>
<br>
05 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20&rm=20"></a>
<br>
06 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20&rm=20&dm=20"></a>
<br>
07 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20&rm=20&dm=20&luc=15"></a>
<br>
08 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20&rm=20&dm=20&luc=15&ruc=15"></a>
<br>
09 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20&rm=20&dm=20&luc=15&ruc=15&rdc=15"></a>
<br>
10 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20&rm=20&dm=20&luc=15&ruc=15&rdc=15&ldc=15"></a>
<br>
10 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20&rm=20&dm=20&luc=15&ruc=15&rdc=15&ldc=15&tc=ffffff"></a>
<br>
11 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20&rm=20&dm=20&luc=15&ruc=15&rdc=15&ldc=15&tc=ffffff&lc=ff0000"></a>
<br>
13 - <a href=""><img border="0" src="the_button.php?text=my_button&size=12&lm=20&um=20&rm=20&dm=20&luc=15&ruc=15&rdc=15&ldc=15&tc=ffffff&lc=ff0000&fc=dd6633"></a>
<br>
14 - <a href="mailto:andreschmidt76@arcor.de"><img border="0" src="the_button.php?text=send comments/ideas/bugs to andreschmidt76@arcor.de&style=blue"></a>
</body>
</html>
--------------------------------------------------------------------------------

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