Add CPDF_Transparency.

Encapsulates transparency status instead of having it be a raw int.

Change-Id: I8b10dafa97da112795cf84c46cf416a0294551d5
Reviewed-on: https://pdfium-review.googlesource.com/32194
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: dsinclair <dsinclair@chromium.org>

1 files changed, 9 insertions, 0 deletions

diff --git a/core/fpdfapi/render/cpdf_transparency.cpp b/core/fpdfapi/render/cpdf_transparency.cpp
new file mode 100644
index 0000000000..b85da3dae0
--- /dev/null
+++ b/core/fpdfapi/render/cpdf_transparency.cpp
@@ -0,0 +1,9 @@
+// Copyright 2018 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "core/fpdfapi/render/cpdf_transparency.h"
+
+CPDF_Transparency::CPDF_Transparency() = default;
+
+CPDF_Transparency::CPDF_Transparency(const CPDF_Transparency& other) = default;