1 files changed, 39 insertions, 0 deletions
diff --git a/core/fxcodec/bmp/bmp_progressive_decoder.h b/core/fxcodec/bmp/bmp_progressive_decoder.h
new file mode 100644
index 000000000..f2040c81c
--- /dev/null
+++ b/core/fxcodec/bmp/bmp_progressive_decoder.h
@@ -0,0 +1,39 @@
+// Copyright 2020 The PDFium Authors
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef CORE_FXCODEC_BMP_BMP_PROGRESSIVE_DECODER_H_
+#define CORE_FXCODEC_BMP_BMP_PROGRESSIVE_DECODER_H_
+
+#include "core/fxcodec/progressive_decoder_iface.h"
+#include "third_party/base/no_destructor.h"
+
+#ifndef PDF_ENABLE_XFA_BMP
+#error "BMP must be enabled"
+#endif
+
+namespace fxcodec {
+
+class BmpProgressiveDecoder final : public ProgressiveDecoderIface {
+ public:
+  static BmpProgressiveDecoder* GetInstance();
+
+  // ProgressiveDecoderIface:
+  FX_FILESIZE GetAvailInput(Context* context) const override;
+  bool Input(Context* context,
+             RetainPtr<CFX_CodecMemory> codec_memory) override;
+
+ private:
+  friend pdfium::base::NoDestructor<BmpProgressiveDecoder>;
+
+  BmpProgressiveDecoder();
+  ~BmpProgressiveDecoder() override;
+};
+
+}  // namespace fxcodec
+
+using BmpProgressiveDecoder = fxcodec::BmpProgressiveDecoder;
+
+#endif  // CORE_FXCODEC_BMP_BMP_PROGRESSIVE_DECODER_H_