Issue #40. read exif orientation information

src/ImageCropper.ts

@@ -101,7 +101,7 @@ export class ImageCropper extends ImageCropperModel {
     }
 
     static detectVerticalSquash(img) {
-        var iw = img.naturalWidth, ih = img.naturalHeight;
+        var ih = img.height;
         var canvas = document.createElement('canvas');
         canvas.width = 1;
         canvas.height = ih;
@@ -609,12 +609,12 @@ export class ImageCropper extends ImageCropperModel {
         return this.imageSet;
     }
 
-    setImage(img) {
+    setImage(img:any) {
         if (!img) {
             throw "Image is null";
         }
 
-
+        this.srcImage = img;
         this.imageSet = true;
         this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
         var bufferContext = this.buffer.getContext('2d');
@@ -629,7 +629,6 @@ export class ImageCropper extends ImageCropperModel {
         //TODO: investigate better solution
         //this.fileType = img.src.match(/^data:.+\/(.+);base64,(.*)$/)[1];
 
-        this.srcImage = img;
 
         if (this.cropperSettings.minWithRelativeToResolution) {
             this.minWidth = (this.canvas.width * this.minWidth / this.srcImage.width);

src/exif.d.ts

@@ -0,0 +1,25 @@
+export declare class Exif {
+    static debug: boolean;
+    static IptcFieldMap: Object;
+    static Tags: Object;
+    static TiffTags: Object;
+    static GPSTags: Object;
+    static StringValues: Object;
+    static addEvent(element: any, event: any, handler: any): void;
+    static imageHasData(img: any): boolean;
+    static base64ToArrayBuffer(base64: any, contentType?: any): ArrayBuffer;
+    static objectURLToBlob(url: any, callback: any): void;
+    static getImageData(img: any, callback: any): void;
+    static findEXIFinJPEG(file: any): any;
+    static findIPTCinJPEG(file: any): {};
+    static readIPTCData(file: any, startOffset: any, sectionLength: any): {};
+    static readTags(file: any, tiffStart: any, dirStart: any, strings: any, bigEnd: any): {};
+    static readTagValue(file: any, entryOffset: any, tiffStart: any, dirStart: any, bigEnd: any): any;
+    static getStringFromDB(buffer: any, start: any, length: any): string;
+    static readEXIFData(file: any, start: any): any;
+    static getData(img: any, callback: Function): boolean;
+    static getTag(img: any, tag: any): any;
+    static getAllTags(img: any): {};
+    static pretty(img: any): string;
+    readFromBinaryFile(file: any): any;
+}