Added examples

README.md

@@ -22,4 +22,94 @@ Instalation using Composer
 Usage
 -----
 
-Todo 
+This is original image
+
+<img src="./doc/images/source.jpeg" />
+
+- resize and keep source image aspect ration
+
+```
+$maxWidth = 200;
+$maxHeight = 200;
+$resizer = new \StefanoImage\Image();
+$resizer->sourceImage($sourceImage)
+        ->resize($maxWidth, $maxHeight)
+        ->save($outputDir, $name);
+```
+
+This is output
+
+<img src="./doc/images/resize.jpeg" />
+
+- adaptive resize
+
+```
+$width = 200;
+$height = 50;
+$resizer = new \StefanoImage\Image();
+$resizer->sourceImage($sourceImage)
+        ->adaptiveResize($width, $height)
+        ->save($outputDir, $name);
+```
+
+This is output
+
+<img src="./doc/images/adaptive-resize.jpeg" />
+
+- pad
+
+```
+$width = 200;
+$height = 200;
+$resizer = new \StefanoImage\Image();
+$resizer->sourceImage($sourceImage)
+        ->pad($width, $height)
+        ->save($outputDir, $name);
+```
+
+This is output
+
+<img src="./doc/images/pad.jpeg" />
+
+- pad and change background image
+
+```
+$width = 350;
+$height = 150;
+$color = array(35, 210, 240);
+$resizer = new \StefanoImage\Image();
+$resizer->sourceImage($sourceImage)
+        ->pad($width, $height, $color)
+        ->save($outputDir, $name);
+```
+
+This is output
+
+<img src="./doc/images/pad-2.jpeg" />
+
+- add watermark
+
+```
+$maxWidth = 350;
+$maxHeight = 150;
+$maxWidthPercent = 40;
+$maxHeightPercent = 40;
+$opacity = 30;
+$watermarkPosition = \StefanoImage\Image::WATERMARK_POSITION_TOP_RIGHT;
+$resizer = new \StefanoImage\Image();
+$resizer->sourceImage($sourceImage)
+        ->resize($maxWidth, $maxHeight)
+        ->addWatermark($watermark, $maxWidthPercent, $maxHeightPercent, $opacity, $watermarkPosition)
+        ->save($outputDir, $name);
+```
+
+This is output
+
+<img src="./doc/images/watermark.jpeg" />
+
+- change output format
+
+```
+$resizer->outputFormat(\StefanoImage\Image::OUTPUT_FORMAT_PNG);
+```
+