sprites/SPRFile.php

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<?php
require_once(dirname(__FILE__).'/SPRFrame.php');
require_once(dirname(__FILE__).'/SpriteFile.php');
require_once(dirname(__FILE__).'/../support/IReader.php');


class SPRFile extends SpriteFile {


    public function SPRFile(IReader $reader) {
        parent::SpriteFile('SPR');
        $frameCount = $reader->ReadInt(2);
        
        for($i=0;$i<$frameCount;$i++) {
            $offset = $reader->ReadInt(4);
            $width = $reader->ReadInt(2);
            $height = $reader->ReadInt(2);
            $this->AddFrame(new SPRFrame($reader,$width,$height,$offset));
        }
    }

    public function Compile() {
      $data = pack('v',$this->GetFrameCount());
      $offset = 2+(8*$this->GetFrameCount());
      foreach($this->GetFrames() as $frame) {
        $data .= pack('V',$offset);
        $data .= pack('vv',$frame->GetWidth(),$frame->GetHeight());
        $offset += $frame->GetWidth()*$frame->GetHeight();
      }
      foreach($this->GetFrames() as $frame) {
        $data .= $frame->Encode();
      }
      return $data;
    }
}
?>