web/public_php/api/server/item_icon.php

   1 <?php
   2
   3 /* Copyright (C) 2009 Winch Gate Property Limited
   4  *
   5  * This file is part of ryzom_api.
   6  * ryzom_api is free software: you can redistribute it and/or modify
   7  * it under the terms of the GNU Lesser General Public License as published by
   8  * the Free Software Foundation, either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * ryzom_api is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public License
  17  * along with ryzom_api.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 require_once(RYAPI_PATH.'data/ryzom/sbrick_db.php');
  21 require_once(RYAPI_PATH.'data/ryzom/items_db.php');
  22
  23 $ryzom_item_icon_path = RYAPI_PATH.'data/ryzom/interface/';
  24
  25 // return TRUE if $bg was modified, FALSE if not
  26 // ryzom_item_icon_colorize if needed, apply mask if needed and mask color is set
  27 function ryzom_item_icon_load_image($bg, $fileName, $color=-1, $mColor=-1){
  28         if(!file_exists($fileName) || is_dir($fileName)){
  29                 // requested fileName not found or it points to directory
  30                 return false;
  31         }
  32         $im = @imagecreatefrompng($fileName);
  33         if($im===false){
  34                 return false;
  35         }
  36         imagesavealpha($im, true);
  37
  38         $im_w=imagesx($im);
  39         $im_h=imagesy($im);
  40
  41         $bg_w=imagesx($bg);
  42         $bg_h=imagesy($bg);
  43
  44         if($color != -1) {
  45                 $im=ryzom_item_icon_colorize($im, ($color >> 24) & 255, $color&255, ($color>>8)&255, ($color >> 16)&255);
  46         }elseif(/*$rzColor*/1 != -1){
  47                 $mask_file=str_replace('.png', '_mask.png', $fileName);
  48                 if(file_exists($mask_file)){
  49                         $mask = imagecreatefrompng($mask_file);
  50                         if($mask!==false){
  51                                 imagesavealpha($mask, true);
  52                                 $mask=ryzom_item_icon_colorize($mask, ($mColor >> 24) & 255, $mColor&255, ($mColor>>8)&255, ($mColor >> 16)&255);
  53                                 imagecopy($im, $mask, 0, 0, 0, 0, $im_w, $im_h);
  54                                 imagedestroy($mask);
  55                         }
  56                 }
  57         }
  58         if($bg_w<$im_w){
  59                 // resize source image to background image (make it smaller)
  60                 imagecopyresized($bg, $im, 0, 0, 0, 0, $bg_w, $bg_h, $im_w, $im_h);
  61         }else{
  62                 // center to background, but do not resize
  63                 $pad_x=($bg_w-$im_w)/2;
  64                 $pad_y=($bg_h-$im_h)/2;
  65                 imagecopy($bg, $im, $pad_x, $pad_y, 0, 0, $im_w, $im_h);
  66         }
  67         imagedestroy($im);
  68
  69         return true;
  70 }
  71
  72 function ryzom_item_icon_colorize($im, $ca, $cr, $cg, $cb){
  73         $w=imagesx($im);
  74         $h=imagesy($im);
  75
  76         $out = imagecreatetruecolor($w, $h);
  77
  78         imagealphablending($out, false);
  79
  80         $black=imagecolorallocate($out, 0, 0, 0);
  81         imagefill($out, 0, 0, $black);
  82
  83         for($y=0;$y<$h;$y++){
  84                 for($x=0;$x<$w;$x++){
  85                         $rgba= imagecolorat($im, $x, $y);
  86                         $sa = ($rgba>>24)&255;
  87                         $sr = ($rgba>>16)&255;
  88                         $sg = ($rgba>>8)&255;
  89                         $sb = ($rgba>>0)&255;
  90
  91                         $r=$cr*$sr/255;
  92                         $g=$cg*$sg/255;
  93                         $b=$cb*$sb/255;
  94                         $c=imagecolorallocatealpha($out, $r, $g, $b, $sa);
  95                         imagesetpixel($out, $x, $y, $c);
  96                 }
  97         }
  98
  99         return $out;
 100 }
 101
 102 function ryzom_item_icon_image_typo_width($txt){
 103         global $ryzom_item_icon_path;
 104         $x=0;
 105         for($i=0;$i<strlen($txt);$i++){
 106                 if($txt{$i}=='?') $t='question'; else $t=strtolower(substr($txt, $i, 1));
 107
 108                 $typo_file=$ryzom_item_icon_path.'typo/typo_'.$t.'.png';
 109
 110                 if(file_exists($typo_file)){
 111                         $wh=getimagesize($typo_file);
 112                         if($wh!==false){
 113                                 $x+=$wh[0];
 114                         }
 115                 }
 116         }//for
 117         return $x;
 118 }
 119
 120 function ryzom_item_icon_image_typo($bg, $txt, $x, $y, $use_numbers=true) {
 121         global $ryzom_item_icon_path;
 122
 123         for($i=0;$i<strlen($txt);$i++) {
 124                 if($txt{$i}=='?') $t='question'; else $t=strtolower(substr($txt, $i, 1));
 125                 // use_numbers is used for sap/stack/quality display
 126                 // sbrick uses numbers from type_X.png files
 127                 if($use_numbers && is_numeric($t)){
 128                         $typo_file=$ryzom_item_icon_path.'typo/numbers_'.$t.'.png';
 129                 }else{
 130                         $typo_file=$ryzom_item_icon_path.'typo/typo_'.$t.'.png';
 131                 }
 132                 if(file_exists($typo_file)){
 133                         $im=imagecreatefrompng($typo_file);
 134                         $w=imagesx($im);
 135                         $h=imagesy($im);
 136                         imagecopy($bg, $im, $x, $y+(8-$h)/2, 0, 0, $w, $h); // center 'char' to 5x8
 137                         $x += $w;
 138                 }
 139         }
 140 }
 141
 142 function split_fname($fname){
 143         // get image names and possible colors
 144         if(strpos($fname, '|')===false){
 145                 return array($fname, -1);
 146         }else{
 147                 return explode('|', $fname);
 148         }
 149 }
 150
 151 function ryzom_item_icon_generate($filename, $sheetid, $c, $q, $s, $sap, $destroyed, $label) {
 152         global $ryzom_item_icon_path, $itemsList, $sbrickList;
 153
 154         $item = array();
 155
 156         if(preg_match('/\.sbrick$/', $sheetid)){
 157                 // variables with different meaning
 158                 // $q - TRUE - show sbrick level
 159                 // $s - custom text on bottom-left corner
 160                 $item = $sbrickList[$sheetid];
 161                 $w=24; $h=24;
 162         }else{
 163                 if (array_key_exists($sheetid, $itemsList))
 164                         $item = $itemsList[$sheetid];
 165                 else
 166                         $item = $itemsList['test_scroll.sitem'];
 167
 168                 $w=40; $h=40;
 169         }
 170
 171         $color_array = array(
 172                 0 => array(233,22,0,255),
 173                 1 => array(220,140,50,255),
 174                 2 => array(170,250,0,255),
 175                 3 => array(0,215,120,255),
 176                 4 => array(50,100,255,255),
 177                 5 => array(170,55,110,255),
 178                 6 => array(250,250,250,255),
 179                 7 => array(80,80,120,255),
 180         );
 181         $mask_color = -1;
 182         if(isset($color_array[$c])) {
 183                 $mask_color = $color_array[$c][0] + ($color_array[$c][1] << 8) + ($color_array[$c][2] << 16);
 184         }
 185
 186         list($bgFile, $bgColor) = split_fname($item['bg']);
 187         list($fgFile, $fgColor) = split_fname($item['fg']);
 188         list($i1File, $i1Color) = split_fname($item['i1']);
 189         list($i2File, $i2Color) = split_fname($item['i2']);
 190
 191         // background image
 192         $bg=imagecreatetruecolor($w, $h);
 193         $transp=imagecolorallocatealpha($bg, 0, 0, 0, 127);
 194         imagefill($bg, 0, 0, $transp);
 195         imagesavealpha($bg, true);
 196
 197         // stack item images on-top of background
 198         if(ryzom_item_icon_load_image($bg, $ryzom_item_icon_path.$bgFile, $bgColor, $mask_color)){
 199                 // draw background twice making semi-transparent background darker,
 200                 // but still allowing icons with full transparent backgrounds like ixpca01.sitem (XP crystals)
 201                 ryzom_item_icon_load_image($bg, $ryzom_item_icon_path.$bgFile, $bgColor, $mask_color);
 202         }
 203         ryzom_item_icon_load_image($bg, $ryzom_item_icon_path.$fgFile, $fgColor, $mask_color);
 204         ryzom_item_icon_load_image($bg, $ryzom_item_icon_path.$i1File, $i1Color, $mask_color);
 205         ryzom_item_icon_load_image($bg, $ryzom_item_icon_path.$i2File, $i2Color);
 206
 207         if($w==24){// sbrick 24x24
 208                 if($q===true){ // sbrick level, bottom-right corner
 209                         $txt_w=ryzom_item_icon_image_typo_width($item['lvl']);
 210                         ryzom_item_icon_image_typo($bg, $item['lvl'], $w-$txt_w-1, $h-8, false);
 211                 }
 212                 if(!empty($s)){
 213                         ryzom_item_icon_image_typo($bg, $s, 1, $h-7, false); // 1px lower than lvl number
 214                 }
 215         }else{ // item, 40x40
 216                 // put item name, quality, stack size and sap loar to final image
 217                 if($label && $item['txt']!=''){ // top right
 218                         ryzom_item_icon_image_typo($bg, $item['txt'], 1, 0, false);
 219                 }
 220                 if($q>0){ // to bottom-right corner
 221                         ryzom_item_icon_image_typo($bg, $q, 40-strlen($q)*5-1, 32-1, true);// 40-8
 222                 }
 223                 if($s>0){ // bottom-left corner
 224                         ryzom_item_icon_image_typo($bg, 'x'.$s, 1, 32-1, true);// 40-8
 225                 }
 226                 if($sap>=0){ // top-left corner
 227                         $im=ryzom_item_icon_load_image($bg, $ryzom_item_icon_path.'sapload.png');
 228                         if($im!==false && $sap>=1){
 229                                 ryzom_item_icon_image_typo($bg, $sap-1, 1, 2, true);
 230                         }
 231                 }
 232                 if($destroyed){
 233                         ryzom_item_icon_load_image($bg, $ryzom_item_icon_path.'ico_task_failed.png');
 234                 }
 235         }
 236
 237         imagepng($bg, $filename);
 238         return $filename;
 239 }
 240
 241 function ryzom_item_icon_path($sheetid, $c, $q, $s, $sap, $destroyed, $label) {
 242         return RYAPI_PATH.'data/cache/item_icons/'.md5($sheetid.$c.$q.$s.$sap.$destroyed.$label).'.png';
 243 }
 244
 245 function ryzom_item_icon($sheetid, $c, $q, $s, $sap, $destroyed, $label) {
 246         global $use_cache;
 247
 248         $filename = ryzom_item_icon_path($sheetid, $c, $q, $s, $sap, $destroyed, $label);
 249
 250         // always use cache
 251         if(/*!$use_cache ||*/ !file_exists($filename)) {
 252                 ryzom_item_icon_generate($filename, $sheetid, $c, $q, $s, $sap, $destroyed, $label);
 253         }
 254         return file_get_contents($filename);
 255 }
 256
 257 function ryzom_item_icon_url($sheetid, $c=1, $q=0, $s=0, $sap=-1, $destroyed=false, $label='') {
 258         $filename = ryzom_item_icon_path($sheetid, $c, $q, $s, $sap, $destroyed, $label);
 259         if (!file_exists($filename))
 260                 ryzom_item_icon_generate($filename, $sheetid, $c, $q, $s, $sap, $destroyed, $label);
 261         return RYAPI_URL.'data/cache/item_icons/'.md5($sheetid.$c.$q.$s.$sap.$destroyed.$label).'.png';
 262 }
 263
 264
 265
 266 ?>