| // Copyright 2015 The Cobalt Authors. 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/linear_gradient_value.h" |
| |
| #include "base/strings/stringprintf.h" |
| #include "cobalt/cssom/keyword_names.h" |
| #include "cobalt/cssom/property_value_visitor.h" |
| |
| namespace cobalt { |
| namespace cssom { |
| |
| void LinearGradientValue::Accept(PropertyValueVisitor* visitor) { |
| visitor->VisitLinearGradient(this); |
| } |
| |
| std::string LinearGradientValue::ToString() const { |
| std::string result; |
| if (side_or_corner_) { |
| result.append("to "); |
| switch (side_or_corner_.value()) { |
| case kBottom: { |
| result.append(kBottomKeywordName); |
| break; |
| } |
| case kBottomLeft: { |
| result.append(kBottomKeywordName); |
| result.push_back(' '); |
| result.append(kLeftKeywordName); |
| break; |
| } |
| case kBottomRight: { |
| result.append(kBottomKeywordName); |
| result.push_back(' '); |
| result.append(kRightKeywordName); |
| break; |
| } |
| case kLeft: { |
| result.append(kLeftKeywordName); |
| break; |
| } |
| case kRight: { |
| result.append(kRightKeywordName); |
| break; |
| } |
| case kTop: { |
| result.append(kTopKeywordName); |
| break; |
| } |
| case kTopLeft: { |
| result.append(kTopKeywordName); |
| result.push_back(' '); |
| result.append(kLeftKeywordName); |
| break; |
| } |
| case kTopRight: { |
| result.append(kTopKeywordName); |
| result.push_back(' '); |
| result.append(kRightKeywordName); |
| break; |
| } |
| } |
| } else if (angle_in_radians_) { |
| result.append(base::StringPrintf("%.7grad", angle_in_radians_.value())); |
| } |
| |
| for (size_t i = 0; i < color_stop_list_.size(); ++i) { |
| if (!result.empty()) result.append(", "); |
| result.append(color_stop_list_[i]->ToString()); |
| } |
| return result; |
| } |
| |
| bool LinearGradientValue::operator==(const LinearGradientValue& other) const { |
| // The engaged state of the optionals must match. |
| if (!angle_in_radians_ != !other.angle_in_radians_ || |
| !side_or_corner_ != !other.side_or_corner_) { |
| return false; |
| } |
| // The optionals must be disengaged, or the same. |
| if ((angle_in_radians_ && !(angle_in_radians_ == other.angle_in_radians_)) || |
| (side_or_corner_ && !(side_or_corner_ == other.side_or_corner_))) { |
| return false; |
| } |
| // The stop lists must be equal. |
| return ColorStopListsEqual(color_stop_list_, other.color_stop_list_); |
| } |
| |
| } // namespace cssom |
| } // namespace cobalt |