added code points support

.vscode/settings.json

@@ -4,6 +4,7 @@
         "__config": "cpp",
         "__nullptr": "cpp",
         "codecvt": "cpp",
-        "cmath": "cpp"
+        "cmath": "cpp",
+        "array": "cpp"
     }
 }

ios/Classes/src/native_zxing.cpp

@@ -34,28 +34,18 @@ extern "C"
         auto *data = new uint8_t[length];
         memcpy(data, bytes, length);
 
-        BarcodeFormats formats = BarcodeFormat(format);
-        DecodeHints hints = DecodeHints().setTryHarder(false).setTryRotate(true).setFormats(formats);
         ImageView image{data, width, height, ImageFormat::Lum};
         if (cropWidth > 0 && cropHeight > 0 && cropWidth < width && cropHeight < height)
         {
             image = image.cropped(width / 2 - cropWidth / 2, height / 2 - cropHeight / 2, cropWidth, cropHeight);
         }
+        DecodeHints hints = DecodeHints().setTryHarder(false).setTryRotate(true).setFormats(BarcodeFormat(format));
         Result result = ReadBarcode(image, hints);
 
         struct CodeResult code = {false, nullptr};
         if (result.isValid())
         {
-            code.isValid = result.isValid();
+            resultToCodeResult(&code, result);
-
-            code.format = Format(static_cast<int>(result.format()));
-
-            std::wstring_convert<std::codecvt_utf8<wchar_t>> converter;
-            std::string text = converter.to_bytes(result.text());
-            code.text = new char[text.length() + 1];
-            strcpy(code.text, text.c_str());
-
-            platform_log("Result: %s\n", code.text);
         }
 
         int evalInMillis = static_cast<int>(get_now() - start);
@@ -72,13 +62,12 @@ extern "C"
         auto *data = new uint8_t[length];
         memcpy(data, bytes, length);
 
-        BarcodeFormats formats = BarcodeFormat(format);
-        DecodeHints hints = DecodeHints().setTryHarder(false).setTryRotate(true).setFormats(formats);
         ImageView image{data, width, height, ImageFormat::Lum};
         if (cropWidth > 0 && cropHeight > 0 && cropWidth < width && cropHeight < height)
         {
             image = image.cropped(width / 2 - cropWidth / 2, height / 2 - cropHeight / 2, cropWidth, cropHeight);
         }
+        DecodeHints hints = DecodeHints().setTryHarder(false).setTryRotate(true).setFormats(BarcodeFormat(format));
         Results results = ReadBarcodes(image, hints);
 
         auto *codes = new struct CodeResult[results.size()];
@@ -88,18 +77,9 @@ extern "C"
             struct CodeResult code = {false, nullptr};
             if (result.isValid())
             {
-                code.isValid = result.isValid();
+                resultToCodeResult(&code, result);
-
-                code.format = Format(static_cast<int>(result.format()));
-
-                std::wstring_convert<std::codecvt_utf8<wchar_t>> converter;
-                std::string text = converter.to_bytes(result.text());
-                code.text = new char[text.length() + 1];
-                strcpy(code.text, text.c_str());
-
                 codes[i] = code;
                 i++;
-                platform_log("Result: %s\n", code.text);
             }
         }
 
@@ -133,4 +113,25 @@ extern "C"
         platform_log("Encode Barcode in: %d ms\n", evalInMillis);
         return result;
     }
+
+    FUNCTION_ATTRIBUTE
+    void resultToCodeResult(struct CodeResult *code, Result result)
+    {
+        code->isValid = result.isValid();
+
+        code->format = Format(static_cast<int>(result.format()));
+
+        std::wstring_convert<std::codecvt_utf8<wchar_t>> converter;
+        std::string text = converter.to_bytes(result.text());
+        code->text = new char[text.length() + 1];
+        strcpy(code->text, text.c_str());
+
+        auto p = result.position();
+        auto tl = p.topLeft();
+        auto tr = p.topRight();
+        auto bl = p.bottomLeft();
+        auto br = p.bottomRight();
+        code->pos = new Pos{tl.x, tl.y, tr.x, tr.y, bl.x, bl.y, br.x, br.y};
+        platform_log("Result: %s\n", code->text);
+    }
 }

ios/Classes/src/native_zxing.h

@@ -28,11 +28,24 @@ extern "C"
         Any = OneDCodes | TwoDCodes,
     };
 
+    struct Pos
+    {
+        int topLeftX;
+        int topLeftY;
+        int topRightX;
+        int topRightY;
+        int bottomLeftX;
+        int bottomLeftY;
+        int bottomRightX;
+        int bottomRightY;
+    };
+
     struct CodeResult
     {
         int isValid;
         char *text;
         enum Format format;
+        struct Pos *pos;
     };
 
     struct CodeResults
@@ -104,6 +117,8 @@ extern "C"
      */
     struct EncodeResult encodeBarcode(char *contents, int width, int height, int format, int margin, int eccLevel);
 
+    void resultToCodeResult(struct CodeResult *code, ZXing::Result result);
+
 #ifdef __cplusplus
 }
 #endif

lib/generated_bindings.dart

@@ -206,6 +206,32 @@ abstract class Format {
   static const int Any = 65535;
 }
 
+class Pos extends ffi.Struct {
+  @ffi.Int()
+  external int topLeftX;
+
+  @ffi.Int()
+  external int topLeftY;
+
+  @ffi.Int()
+  external int topRightX;
+
+  @ffi.Int()
+  external int topRightY;
+
+  @ffi.Int()
+  external int bottomLeftX;
+
+  @ffi.Int()
+  external int bottomLeftY;
+
+  @ffi.Int()
+  external int bottomRightX;
+
+  @ffi.Int()
+  external int bottomRightY;
+}
+
 class CodeResult extends ffi.Struct {
   @ffi.Int()
   external int isValid;
@@ -214,6 +240,8 @@ class CodeResult extends ffi.Struct {
 
   @ffi.Int32()
   external int format;
+
+  external ffi.Pointer<Pos> pos;
 }
 
 class CodeResults extends ffi.Struct {

lib/src/ui/reader_widget.dart

@@ -158,7 +158,7 @@ class _ReaderWidgetState extends State<ReaderWidget>
         final CodeResult result = await processCameraImage(
           image,
           format: widget.codeFormat,
-          cropPercent: widget.cropPercent,
+          cropPercent: widget.showCroppingRect ? widget.cropPercent : 0,
         );
         if (result.isValidBool) {
           widget.onScan(result);

lib/src/utils/extentions.dart

@@ -21,6 +21,7 @@ extension CodeExt on CodeResult {
   String? get textString =>
       text == nullptr ? null : text.cast<Utf8>().toDartString();
   String get formatString => barcodeFormatName(format);
+  Pos get position => pos.ref;
 }
 
 extension EncodeExt on EncodeResult {

zxscanner/pubspec.lock

@@ -314,7 +314,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "0.5.0"
+    version: "0.6.0"
   font_awesome_flutter:
     dependency: "direct main"
     description: