1: <?php
  2: /**
  3:  * LICENSE (BSD)
  4:  *
  5:  * Copyright (c) 2012, Gerd Christian Kunze
  6:  * All rights reserved.
  7:  *
  8:  * Redistribution and use in source and binary forms, with or without
  9:  * modification, are permitted provided that the following conditions are
 10:  * met:
 11:  *
 12:  *  * Redistributions of source code must retain the above copyright
 13:  *    notice, this list of conditions and the following disclaimer.
 14:  *
 15:  *  * Redistributions in binary form must reproduce the above copyright
 16:  *    notice, this list of conditions and the following disclaimer in the
 17:  *    documentation and/or other materials provided with the distribution.
 18:  *
 19:  *  * Neither the name of Gerd Christian Kunze nor the names of the
 20:  *    contributors may be used to endorse or promote products derived from
 21:  *    this software without specific prior written permission.
 22:  *
 23:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 24:  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 25:  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 26:  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 27:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 28:  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 29:  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 30:  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 31:  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 32:  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 33:  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 34:  *
 35:  * Resource
 36:  * 13.09.2012 22:44
 37:  */
 38: namespace MOC\Module\Office\Image;
 39: use MOC\Api;
 40: use MOC\Generic\Device\Module;
 41: use MOC\Module\Drive\File;
 42: 
 43: /**
 44:  *
 45:  */
 46: class Resource implements Module {
 47: 
 48:     /**
 49:      * Get Singleton/Instance
 50:      *
 51:      * @static
 52:      * @return Resource
 53:      */
 54:     public static function InterfaceInstance() {
 55:         return new Resource();
 56:     }
 57: 
 58:     /**
 59:      * Get Changelog
 60:      *
 61:      * @static
 62:      * @return \MOC\Core\Changelog
 63:      */
 64:     public static function InterfaceChangelog() {
 65:         return Api::Core()->Changelog();
 66:     }
 67: 
 68:     /**
 69:      * Get Dependencies
 70:      *
 71:      * @static
 72:      * @return \MOC\Core\Depending
 73:      */
 74:     public static function InterfaceDepending() {
 75:         return Api::Core()->Depending();
 76:     }
 77: 
 78:     /** @var null|\resource $Resource */
 79:     private $Resource = null;
 80:     /** @var null|File $File */
 81:     private $File = null;
 82: 
 83:     /**
 84:      * @param File $File
 85:      *
 86:      * @return Resource
 87:      */
 88:     public function Load( File $File ) {
 89:         $this->File = $File;
 90:         if( $this->File->Exists() ) {
 91:             $Factory = $this->GetLoadFactory( $this->File );
 92:             $this->Resource = $Factory( $this->File->GetLocation() );
 93:         }
 94:         return $this;
 95:     }
 96: 
 97:     /**
 98:      * @param File $File
 99:      *
100:      * @return Resource
101:      */
102:     public function Save( File $File = null ) {
103:         if( null === $File ) {
104:             $File = $this->File;
105:         }
106:         $Factory = $this->GetSaveFactory( $File );
107:         $Type = $this->GetTypeFactory( $File );
108:         switch( $Type ) {
109:             case 'jpeg': {
110:                 $Factory( $this->Resource, $File->GetLocation(), 100 );
111:                 break;
112:             }
113:             default: {
114:                 imagesavealpha( $this->Resource, true );
115:                 $Factory( $this->Resource, $File->GetLocation() );
116:             }
117:         }
118:         $this->Load( $File );
119:         return $this;
120:     }
121: 
122:     /**
123:      * @param $Width
124:      * @param $Height
125:      *
126:      * @return Resource
127:      */
128:     public function Create( $Width, $Height ) {
129:         $this->Resource = imagecreatetruecolor( $Width, $Height );
130:         imagealphablending( $this->Resource, false );
131:         imagesavealpha( $this->Resource, true );
132:         imagefill( $this->Resource, 0, 0, imagecolorallocatealpha( $this->Resource, 0, 0, 0, 127 ) );
133:         return $this;
134:     }
135: 
136:     /**
137:      * @return null|resource
138:      */
139:     public function Get() {
140:         return $this->Resource;
141:     }
142: 
143:     /**
144:      * @param File $File
145:      *
146:      * @return mixed
147:      */
148:     private function GetTypeFactory( File $File ) {
149:         return str_replace( 'jpg', 'jpeg', strtolower( $File->GetExtension() ) );
150:     }
151: 
152:     /**
153:      * @param File $File
154:      *
155:      * @return string
156:      */
157:     private function GetLoadFactory( File $File ) {
158:         return 'imagecreatefrom'.$this->GetTypeFactory( $File );
159:     }
160: 
161:     /**
162:      * @param File $File
163:      *
164:      * @return string
165:      */
166:     private function GetSaveFactory( File $File ) {
167:         return 'image'.$this->GetTypeFactory( $File );
168:     }
169: }
170: