Color: Separate ICCProfile and ColorSpace structures

ui/gfx/icc_profile.cc

+// Copyright 2016 The Chromium 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 "ui/gfx/icc_profile.h"
+
+namespace gfx {
+
+namespace {
+static const size_t kMinProfileLength = 128;
+static const size_t kMaxProfileLength = 4 * 1024 * 1024;
+}  // namespace
+
+ICCProfile::ICCProfile() = default;
+ICCProfile::ICCProfile(ICCProfile&& other) = default;
+ICCProfile::ICCProfile(const ICCProfile& other) = default;
+ICCProfile& ICCProfile::operator=(const ICCProfile& other) = default;
+ICCProfile::~ICCProfile() = default;
+
+bool ICCProfile::operator==(const ICCProfile& other) const {
+  return valid_ == other.valid_ && data_ == other.data_;
+}
+
+// static
+ICCProfile ICCProfile::FromData(const std::vector<char>& icc_profile_data) {
+  ICCProfile icc_profile;
+  if (IsValidProfileLength(icc_profile_data.size())) {
+    icc_profile.valid_ = true;
+    icc_profile.data_ = icc_profile_data;
+  }
+  return icc_profile;
+}
+
+#if !defined(OS_WIN) && !defined(OS_MACOSX)
+// static
+ICCProfile ICCProfile::FromBestMonitor() {
+  return ICCProfile();
+}
+#endif
+
+// static
+ICCProfile ICCProfile::FromColorSpace(const gfx::ColorSpace& color_space) {
+  // TODO(ccameron): Support constructing ICC profiles from arbitrary ColorSpace

[hubbe, 2016/07/21 22:08:54]

Why add this function if it's not actually implemented yet?

[ccameron, 2016/07/22 00:59:17]

Good point. I fleshed out this part of the functionality, and got rid of the xyz
matrix, cause I'm not actually populating it, and you will likely end up
representing the primaries differently.

+  // objects.
+  return ICCProfile();
+}
+
+const std::vector<char>& ICCProfile::GetData() const {
+  return data_;
+}
+
+ColorSpace ICCProfile::GetColorSpace() const {
+  // TODO(ccameron): Convert the ICC profile to a ColorSpace object.
+  return ColorSpace();
+}
+
+// static
+bool ICCProfile::IsValidProfileLength(size_t length) {
+  return length >= kMinProfileLength && length <= kMaxProfileLength;
+}
+
+}  // namespace gfx