| /* |
| * Copyright 2015 Google Inc. All Rights Reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include "cobalt/cssom/resolution_value.h" |
| |
| #include "base/stringprintf.h" |
| #include "cobalt/cssom/property_value_visitor.h" |
| |
| namespace cobalt { |
| namespace cssom { |
| namespace { |
| |
| // Used for conversion between kDPIUnit and kDPCMUnit. |
| static const float kCentimetersPerInch = 2.54f; |
| |
| } // namespace |
| |
| float ResolutionValue::dpi_value() const { |
| return unit_ == kDPIUnit ? value_ : value_ / kCentimetersPerInch; |
| } |
| |
| void ResolutionValue::Accept(PropertyValueVisitor* visitor) { |
| visitor->VisitResolution(this); |
| } |
| |
| std::string ResolutionValue::ToString() const { |
| return base::StringPrintf( |
| "%.7g%s", value_, |
| unit_ == kDPIUnit ? "dpi" : unit_ == kDPCMUnit ? "dpcm" : ""); |
| } |
| |
| } // namespace cssom |
| } // namespace cobalt |