font.cc

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// Copyright 2013 The Flutter 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 "impeller/typographer/font.h"
 
namespace impeller {
 
Font::Font(std::shared_ptr<Typeface> typeface, Metrics metrics)
    : typeface_(std::move(typeface)), metrics_(metrics) {
  if (!typeface_) {
    return;
  }
  is_valid_ = true;
}
 
Font::~Font() = default;
 
bool Font::IsValid() const {
  return is_valid_;
}
 
const std::shared_ptr<Typeface>& Font::GetTypeface() const {
  return typeface_;
}
 
std::size_t Font::GetHash() const {
  return fml::HashCombine(is_valid_, typeface_ ? typeface_->GetHash() : 0u,
                          metrics_);
}
 
bool Font::IsEqual(const Font& other) const {
  return DeepComparePointer(typeface_, other.typeface_) &&
         is_valid_ == other.is_valid_ && metrics_ == other.metrics_;
}
 
const Font::Metrics& Font::GetMetrics() const {
  return metrics_;
}
 
}  // namespace impeller