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wp-content/plugins/smart-slider-3/Nextend/SmartSlider3/Slider/Feature/Optimize.php

@@ -0,0 +1,110 @@
+<?php
+
+
+namespace Nextend\SmartSlider3\Slider\Feature;
+
+
+use Exception;
+use Nextend\Framework\FastImageSize\FastImageSize;
+use Nextend\Framework\Image\ImageEdit;
+use Nextend\Framework\ResourceTranslator\ResourceTranslator;
+
+class Optimize {
+
+    private $slider;
+
+    private $playWhenVisible = 1;
+
+    private $playWhenVisibleAt = 0.5;
+
+    private $backgroundImageWidthNormal = 1920, $quality = 70, $thumbnailWidth = 100, $thumbnailHeight = 60, $thumbnailQuality = 70;
+
+    public function __construct($slider) {
+
+        $this->slider = $slider;
+
+        $this->playWhenVisible   = intval($slider->params->get('playWhenVisible', 1));
+        $this->playWhenVisibleAt = max(0, min(100, intval($slider->params->get('playWhenVisibleAt', 50)))) / 100;
+
+        $this->backgroundImageWidthNormal = intval($slider->params->get('optimize-slide-width-normal', 1920));
+        $this->quality                    = intval($slider->params->get('optimize-quality', 70));
+
+        $this->thumbnailWidth   = $slider->params->get('optimizeThumbnailWidth', 100);
+        $this->thumbnailHeight  = $slider->params->get('optimizeThumbnailHeight', 60);
+        $this->thumbnailQuality = $slider->params->get('optimize-thumbnail-quality', 70);
+
+
+    }
+
+    public function makeJavaScriptProperties(&$properties) {
+        $properties['playWhenVisible']   = $this->playWhenVisible;
+        $properties['playWhenVisibleAt'] = $this->playWhenVisibleAt;
+    }
+
+    public function optimizeBackground($image, $x = 50, $y = 50) {
+        try {
+            $imageSize = FastImageSize::getSize($image);
+            if ($imageSize) {
+                $optimizeScale = $this->slider->params->get('optimize-scale', 0);
+
+                $targetWidth  = $imageSize['width'];
+                $targetHeight = $imageSize['height'];
+                if ($optimizeScale && $targetWidth > $this->backgroundImageWidthNormal) {
+                    $targetHeight = ceil($this->backgroundImageWidthNormal / $targetWidth * $targetHeight);
+                    $targetWidth  = $this->backgroundImageWidthNormal;
+                }
+
+                return ImageEdit::resizeImage('slider/cache', ResourceTranslator::toPath($image), $targetWidth, $targetHeight, false, 'normal', 'ffffff', true, $this->quality, true, $x, $y);
+            }
+
+            return $image;
+
+        } catch (Exception $e) {
+            return $image;
+        }
+    }
+
+    public function optimizeThumbnail($image) {
+        if ($this->slider->params->get('optimize-thumbnail-scale', 0)) {
+            try {
+                return ImageEdit::resizeImage('slider/cache', ResourceTranslator::toPath($image), $this->thumbnailWidth, $this->thumbnailHeight, false, 'normal', 'ffffff', true, $this->thumbnailQuality, true);
+            } catch (Exception $e) {
+
+                return ResourceTranslator::toUrl($image);
+            }
+        }
+
+        return ResourceTranslator::toUrl($image);
+    }
+
+    public function adminOptimizeThumbnail($image) {
+        if ($this->slider->params->get('optimize-thumbnail-scale', 0)) {
+            try {
+                return ImageEdit::resizeImage('slider/cache', ResourceTranslator::toPath($image), $this->thumbnailWidth, $this->thumbnailHeight, true, 'normal', 'ffffff', true, $this->thumbnailQuality, true);
+            } catch (Exception $e) {
+
+                return ResourceTranslator::toUrl($image);
+            }
+        }
+
+        return ResourceTranslator::toUrl($image);
+    }
+
+
+    public function optimizeImageWebP($src, $options) {
+
+        $options = array_merge(array(
+            'optimize'         => false,
+            'quality'          => 70,
+            'resize'           => false,
+            'defaultWidth'     => 1920,
+            'mediumWidth'      => 1200,
+            'mediumHeight'     => 0,
+            'smallWidth'       => 500,
+            'smallHeight'      => 0,
+            'focusX'           => 50,
+            'focusY'           => 50,
+            'compressOriginal' => false
+        ), $options);
+    }
+}