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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/style/style_difference.h"
#include <ostream>
#include "base/notreached.h"
namespace blink {
std::ostream& operator<<(std::ostream& out, const StyleDifference& diff) {
out << "StyleDifference{layoutType=";
switch (diff.layout_type_) {
case StyleDifference::kNoLayout:
out << "NoLayout";
break;
case StyleDifference::kPositionedMovement:
out << "PositionedMovement";
break;
case StyleDifference::kFullLayout:
out << "FullLayout";
break;
default:
NOTREACHED();
}
out << ", reshape=" << diff.needs_reshape_;
out << ", paintInvalidationType=";
switch (diff.paint_invalidation_type_) {
case static_cast<unsigned>(StyleDifference::PaintInvalidationType::kNone):
out << "None";
break;
case static_cast<unsigned>(StyleDifference::PaintInvalidationType::kSimple):
out << "Simple";
break;
case static_cast<unsigned>(StyleDifference::PaintInvalidationType::kNormal):
out << "Normal";
break;
default:
NOTREACHED();
}
out << ", recomputeVisualOverflow=" << diff.recompute_visual_overflow_;
out << ", propertySpecificDifferences=";
int diff_count = 0;
for (int i = 0; i < StyleDifference::kPropertyDifferenceCount; i++) {
unsigned bit_test = 1 << i;
if (diff.property_specific_differences_ & bit_test) {
if (diff_count++ > 0) {
out << "|";
}
switch (bit_test) {
case StyleDifference::kTransformPropertyChanged:
out << "TransformPropertyChanged";
break;
case StyleDifference::kOtherTransformPropertyChanged:
out << "OtherTransformPropertyChanged";
break;
case StyleDifference::kOpacityChanged:
out << "OpacityChanged";
break;
case StyleDifference::kZIndexChanged:
out << "ZIndexChanged";
break;
case StyleDifference::kFilterChanged:
out << "FilterChanged";
break;
case StyleDifference::kCSSClipChanged:
out << "CSSClipChanged";
break;
case StyleDifference::kTextDecorationOrColorChanged:
out << "TextDecorationOrColorChanged";
break;
case StyleDifference::kBlendModeChanged:
out << "BlendModeChanged";
break;
default:
NOTREACHED();
}
}
}
out << ", scrollAnchorDisablingPropertyChanged="
<< diff.scroll_anchor_disabling_property_changed_;
return out << "}";
}
} // namespace blink
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