diff --git a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,13 +17,16 @@
 
 include(GenerateExportHeader)
 include(ECMGenerateHeaders)
+include(ECMGenerateExportHeader)
 include(ECMGeneratePriFile)
 include(ECMAddQch)
 include(ECMAddTests)
 include(CMakePackageConfigHelpers)
 include(ECMSetupVersion)
 include(ECMQtDeclareLoggingCategory)
 
+set(EXCLUDE_DEPRECATED_BEFORE_AND_AT 0 CACHE STRING "Control the range of deprecated API excluded from the build [default=0].")
+
 option(BUILD_QCH "Build API documentation in QCH format (for e.g. Qt Assistant, Qt Creator & KDevelop)" OFF)
 add_feature_info(QCH ${BUILD_QCH} "API documentation in QCH format (for e.g. Qt Assistant, Qt Creator & KDevelop)")
 
diff --git a/autotests/aztecbarcodetest.cpp b/autotests/aztecbarcodetest.cpp
--- a/autotests/aztecbarcodetest.cpp
+++ b/autotests/aztecbarcodetest.cpp
@@ -7,10 +7,14 @@
 #include "../src/lib/aztecbarcode.h"
 #include "../src/lib/bitvector_p.h"
 
+#include <prison.h>
+
 #include <QImage>
 #include <QObject>
 #include <qtest.h>
 
+#include <memory>
+
 Q_DECLARE_METATYPE(Prison::BitVector)
 
 using namespace Prison;
@@ -372,6 +376,13 @@
         ref = ref.convertToFormat(img.format());
         QCOMPARE(img, ref);
     }
+
+    void testDimension()
+    {
+        std::unique_ptr<Prison::AbstractBarcode> barcode(Prison::createBarcode(Prison::Aztec));
+        QVERIFY(barcode);
+        QCOMPARE(barcode->dimensions(), Prison::AbstractBarcode::TwoDimensions);
+    }
 };
 
 QTEST_APPLESS_MAIN(AztecBarcodeTest)
diff --git a/autotests/code128barcodetest.cpp b/autotests/code128barcodetest.cpp
--- a/autotests/code128barcodetest.cpp
+++ b/autotests/code128barcodetest.cpp
@@ -7,6 +7,8 @@
 #include "../src/lib/code128barcode.h"
 #include "../src/lib/bitvector_p.h"
 
+#include <prison.h>
+
 #include <QImage>
 #include <QObject>
 #include <qtest.h>
@@ -91,6 +93,13 @@
         }
         QCOMPARE(v, output);
     }
+
+    void testDimension()
+    {
+        std::unique_ptr<Prison::AbstractBarcode> barcode(Prison::createBarcode(Prison::Code128));
+        QVERIFY(barcode);
+        QCOMPARE(barcode->dimensions(), Prison::AbstractBarcode::OneDimension);
+    }
 };
 
 QTEST_APPLESS_MAIN(Code128BarcodeTest)
diff --git a/src/lib/CMakeLists.txt b/src/lib/CMakeLists.txt
--- a/src/lib/CMakeLists.txt
+++ b/src/lib/CMakeLists.txt
@@ -28,8 +28,14 @@
 )
 add_library(KF5Prison ${prison_SRCS})
 
-generate_export_header(KF5Prison BASE_NAME Prison)
-
+ecm_generate_export_header(KF5Prison
+    BASE_NAME Prison
+    GROUP_BASE_NAME KF
+    VERSION ${KF5_VERSION}
+    DEPRECATED_BASE_VERSION 0
+    DEPRECATION_VERSIONS 5.69
+    EXCLUDE_DEPRECATED_BEFORE_AND_AT ${EXCLUDE_DEPRECATED_BEFORE_AND_AT}
+)
 add_library(KF5::Prison ALIAS KF5Prison)
 
 target_include_directories(KF5Prison INTERFACE "$<INSTALL_INTERFACE:${KDE_INSTALL_INCLUDEDIR_KF5}/prison/>")
diff --git a/src/lib/abstractbarcode.h b/src/lib/abstractbarcode.h
--- a/src/lib/abstractbarcode.h
+++ b/src/lib/abstractbarcode.h
@@ -29,10 +29,15 @@
    */
 class PRISON_EXPORT AbstractBarcode {
   public:
+#if PRISON_ENABLE_DEPRECATED_SINCE(5, 69)
     /**
      * creates a barcode generator without any data
+     * @deprecated since 5.69 Use Prison::createBarcode instead.
      */
+    PRISON_DEPRECATED_VERSION(5, 69, "Use Prison::createBarcode()")
     AbstractBarcode();
+#endif
+
     virtual ~AbstractBarcode();
     /**
      * @return the QString encoded in this barcode.
@@ -80,7 +85,25 @@
      */
     void setBackgroundColor(const QColor& backgroundcolor);
 
+    /** Dimensions of the barcode.
+     *  @since 5.69
+     */
+    enum Dimensions : uint8_t {
+        NoDimensions, ///< Null barcode.
+        OneDimension, ///< One-dimensional barcode.
+        TwoDimensions ///< 2D matrix code.
+    };
+
+    /** Returns the amount of dimensions of the barcode.
+     *  @since 5.69
+     */
+    Dimensions dimensions() const;
+
   protected:
+    ///@cond internal
+    explicit AbstractBarcode(Dimensions dim);
+    ///@endcond
+
     /**
      * Sets the minimum size for this barcode.
      * Some barcodes have minimum sizes for when they are readable and such
diff --git a/src/lib/abstractbarcode.cpp b/src/lib/abstractbarcode.cpp
--- a/src/lib/abstractbarcode.cpp
+++ b/src/lib/abstractbarcode.cpp
@@ -21,6 +21,7 @@
     QColor m_foreground;
     QColor m_background;
     QSizeF m_minimum_size;
+    AbstractBarcode::Dimensions m_dimension = AbstractBarcode::NoDimensions;
     AbstractBarcode* q;
     bool sizeTooSmall(const QSizeF& size) {
         if(m_minimum_size.width() > size.width()) {
@@ -36,9 +37,17 @@
  * @endcond
  */
 
+#if PRISON_BUILD_DEPRECATED_SINCE(5, 69)
 AbstractBarcode::AbstractBarcode() : d(new AbstractBarcode::Private(this)) {
 
 }
+#endif
+
+AbstractBarcode::AbstractBarcode(AbstractBarcode::Dimensions dim) :
+    d(new AbstractBarcode::Private(this))
+{
+    d->m_dimension = dim;
+}
 
 QString AbstractBarcode::data() const {
   return d->m_data;
@@ -98,6 +107,11 @@
     }
 }
 
+AbstractBarcode::Dimensions AbstractBarcode::dimensions() const
+{
+    return d->m_dimension;
+}
+
 AbstractBarcode::~AbstractBarcode() {
     delete d;
 }
diff --git a/src/lib/aztecbarcode.cpp b/src/lib/aztecbarcode.cpp
--- a/src/lib/aztecbarcode.cpp
+++ b/src/lib/aztecbarcode.cpp
@@ -33,7 +33,7 @@
     CompactLayerCount = 4
 };
 
-AztecBarcode::AztecBarcode() = default;
+AztecBarcode::AztecBarcode() : AbstractBarcode(AbstractBarcode::TwoDimensions) {}
 AztecBarcode::~AztecBarcode() = default;
 
 // encoding properties depending on layer count
diff --git a/src/lib/code128barcode.cpp b/src/lib/code128barcode.cpp
--- a/src/lib/code128barcode.cpp
+++ b/src/lib/code128barcode.cpp
@@ -38,7 +38,7 @@
     LatchC = 99
 };
 
-Code128Barcode::Code128Barcode() = default;
+Code128Barcode::Code128Barcode() : AbstractBarcode(AbstractBarcode::OneDimension) {}
 Code128Barcode::~Code128Barcode() = default;
 
 QImage Code128Barcode::paintImage(const QSizeF& size)
diff --git a/src/lib/code39barcode.cpp b/src/lib/code39barcode.cpp
--- a/src/lib/code39barcode.cpp
+++ b/src/lib/code39barcode.cpp
@@ -69,7 +69,7 @@
     }
 }
 
-Code39Barcode::Code39Barcode() = default;
+Code39Barcode::Code39Barcode() : AbstractBarcode(AbstractBarcode::OneDimension) {}
 Code39Barcode::~Code39Barcode() = default;
 
 QImage Code39Barcode::paintImage(const QSizeF& size) {
diff --git a/src/lib/code93barcode.cpp b/src/lib/code93barcode.cpp
--- a/src/lib/code93barcode.cpp
+++ b/src/lib/code93barcode.cpp
@@ -225,7 +225,7 @@
     return check % 47;
 }
 
-Code93Barcode::Code93Barcode() = default;
+Code93Barcode::Code93Barcode() : AbstractBarcode(AbstractBarcode::OneDimension) {}
 Code93Barcode::~Code93Barcode() = default;
 
 QImage Code93Barcode::paintImage(const QSizeF& size) {
diff --git a/src/lib/datamatrixbarcode.cpp b/src/lib/datamatrixbarcode.cpp
--- a/src/lib/datamatrixbarcode.cpp
+++ b/src/lib/datamatrixbarcode.cpp
@@ -9,7 +9,7 @@
 #include <QColor>
 using namespace Prison;
 
-DataMatrixBarcode::DataMatrixBarcode() = default;
+DataMatrixBarcode::DataMatrixBarcode() : AbstractBarcode(AbstractBarcode::TwoDimensions) {}
 DataMatrixBarcode::~DataMatrixBarcode() = default;
 
 QImage DataMatrixBarcode::paintImage(const QSizeF& size) {
diff --git a/src/lib/qrcodebarcode.cpp b/src/lib/qrcodebarcode.cpp
--- a/src/lib/qrcodebarcode.cpp
+++ b/src/lib/qrcodebarcode.cpp
@@ -10,7 +10,7 @@
 
 using namespace Prison;
 
-QRCodeBarcode::QRCodeBarcode() = default;
+QRCodeBarcode::QRCodeBarcode() : AbstractBarcode(AbstractBarcode::TwoDimensions) {}
 QRCodeBarcode::~QRCodeBarcode() = default;
 
 QImage QRCodeBarcode::paintImage(const QSizeF& size) {
diff --git a/src/quick/barcodequickitem.h b/src/quick/barcodequickitem.h
--- a/src/quick/barcodequickitem.h
+++ b/src/quick/barcodequickitem.h
@@ -25,6 +25,7 @@
     Q_PROPERTY(BarcodeType barcodeType READ barcodeType WRITE setBarcodeType NOTIFY barcodeTypeChanged)
     Q_PROPERTY(QColor foregroundColor READ foregroundColor WRITE setForegroundColor NOTIFY foregroundColorChanged)
     Q_PROPERTY(QColor backgroundColor READ backgroundColor WRITE setBackgroundColor NOTIFY backgroundColorChanged)
+    Q_PROPERTY(Dimensions dimensions READ dimensions NOTIFY dimensionsChanged)
 
 public:
     enum BarcodeType {
@@ -51,14 +52,23 @@
     QColor backgroundColor() const;
     void setBackgroundColor(const QColor &color);
 
+    enum Dimensions {
+        NoDimensions,
+        OneDimension,
+        TwoDimensions
+    };
+    Q_ENUM(Dimensions);
+    Dimensions dimensions() const;
+
     void paint(QPainter *painter) override;
     void componentComplete() override;
 
 Q_SIGNALS:
     void contentChanged();
     void barcodeTypeChanged();
     void foregroundColorChanged();
     void backgroundColorChanged();
+    void dimensionsChanged();
 
 private:
     void updateBarcode();
diff --git a/src/quick/barcodequickitem.cpp b/src/quick/barcodequickitem.cpp
--- a/src/quick/barcodequickitem.cpp
+++ b/src/quick/barcodequickitem.cpp
@@ -77,6 +77,11 @@
     updateBarcode();
 }
 
+BarcodeQuickItem::Dimensions Prison::BarcodeQuickItem::dimensions() const
+{
+    return m_barcode ? static_cast<BarcodeQuickItem::Dimensions>(m_barcode->dimensions()) : NoDimensions;
+}
+
 void BarcodeQuickItem::paint(QPainter* painter)
 {
     if (!m_barcode)
@@ -105,6 +110,7 @@
     if (m_type == Prison::Null || m_content.isEmpty()) {
         m_barcode.reset();
         update();
+        emit dimensionsChanged();
         return;
     }
 
@@ -120,4 +126,5 @@
     }
 
     update();
+    emit dimensionsChanged();
 }
diff --git a/tests/barcode.qml b/tests/barcode.qml
--- a/tests/barcode.qml
+++ b/tests/barcode.qml
@@ -30,12 +30,22 @@
         }
 
         Prison.Barcode {
+            id: barcode
             Layout.fillWidth: true
             Layout.fillHeight: true
             content: contentEdit.text
             barcodeType: typeCombobox.currentIndex
 //             foregroundColor: "red"
 //             backgroundColor: "green"
         }
+
+        RowLayout {
+            Label {
+                text: "1D: " + (barcode.dimensions == Prison.Barcode.OneDimension)
+            }
+            Label {
+                text: "2D: " + (barcode.dimensions == 2)
+            }
+        }
     }
 }