| /* |
| * Copyright 2016 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SKSL_IFSTATEMENT |
| #define SKSL_IFSTATEMENT |
| |
| #include "src/sksl/ir/SkSLExpression.h" |
| #include "src/sksl/ir/SkSLStatement.h" |
| |
| namespace SkSL { |
| |
| /** |
| * An 'if' statement. |
| */ |
| struct IfStatement : public Statement { |
| static constexpr Kind kStatementKind = Kind::kIf; |
| |
| IfStatement(int offset, bool isStatic, std::unique_ptr<Expression> test, |
| std::unique_ptr<Statement> ifTrue, std::unique_ptr<Statement> ifFalse) |
| : INHERITED(offset, IfStatementData{isStatic}) { |
| fExpressionChildren.push_back(std::move(test)); |
| fStatementChildren.reserve_back(2); |
| fStatementChildren.push_back(std::move(ifTrue)); |
| fStatementChildren.push_back(std::move(ifFalse)); |
| } |
| |
| bool isStatic() const { |
| return this->ifStatementData().fIsStatic; |
| } |
| |
| std::unique_ptr<Expression>& test() { |
| return this->fExpressionChildren[0]; |
| } |
| |
| const std::unique_ptr<Expression>& test() const { |
| return this->fExpressionChildren[0]; |
| } |
| |
| std::unique_ptr<Statement>& ifTrue() { |
| return this->fStatementChildren[0]; |
| } |
| |
| const std::unique_ptr<Statement>& ifTrue() const { |
| return this->fStatementChildren[0]; |
| } |
| |
| std::unique_ptr<Statement>& ifFalse() { |
| return this->fStatementChildren[1]; |
| } |
| |
| const std::unique_ptr<Statement>& ifFalse() const { |
| return this->fStatementChildren[1]; |
| } |
| |
| std::unique_ptr<Statement> clone() const override { |
| return std::unique_ptr<Statement>(new IfStatement(fOffset, this->isStatic(), |
| this->test()->clone(), |
| this->ifTrue()->clone(), |
| this->ifFalse() ? this->ifFalse()->clone() |
| : nullptr)); |
| } |
| |
| String description() const override { |
| String result; |
| if (this->isStatic()) { |
| result += "@"; |
| } |
| result += "if (" + this->test()->description() + ") " + this->ifTrue()->description(); |
| if (this->ifFalse()) { |
| result += " else " + this->ifFalse()->description(); |
| } |
| return result; |
| } |
| |
| using INHERITED = Statement; |
| }; |
| |
| } // namespace SkSL |
| |
| #endif |