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// Copyright 2018 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/platform/graphics/paint/hit_test_data.h"
#include "third_party/blink/renderer/platform/wtf/text/string_builder.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
namespace blink {
template <typename T>
static String RectsAsString(const Vector<T>& rects) {
StringBuilder sb;
sb.Append("[");
bool first = true;
for (const auto& rect : rects) {
if (!first)
sb.Append(", ");
first = false;
sb.Append("(");
sb.Append(String(rect.ToString()));
sb.Append(")");
}
sb.Append("]");
return sb.ToString();
}
String HitTestData::ToString() const {
StringBuilder sb;
sb.Append("{");
bool printed_top_level_field = false;
auto append_field = [&](const char* name, const String& value) {
if (!printed_top_level_field) {
printed_top_level_field = true;
} else {
sb.Append(", ");
}
sb.Append(name);
sb.Append(value);
};
if (!touch_action_rects.empty()) {
append_field("touch_action_rects: ",
RectsAsString<TouchActionRect>(touch_action_rects));
}
if (!wheel_event_rects.empty()) {
append_field("wheel_event_rects: ",
RectsAsString<gfx::Rect>(wheel_event_rects));
}
if (!scroll_hit_test_rect.IsEmpty()) {
append_field("scroll_hit_test_rect: ",
String(scroll_hit_test_rect.ToString()));
}
if (scroll_translation) {
append_field("scroll_translation: ",
String::Format("%p", scroll_translation.Get()));
if (scrolling_contents_cull_rect != InfiniteIntRect()) {
append_field("scrolling_contents_cull_rect: ",
String(scrolling_contents_cull_rect.ToString()));
}
}
sb.Append("}");
return sb.ToString();
}
std::ostream& operator<<(std::ostream& os, const HitTestData& data) {
return os << data.ToString().Utf8();
}
std::ostream& operator<<(std::ostream& os, const HitTestData* data) {
return os << (data ? data->ToString().Utf8() : "null");
}
} // namespace blink
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