| #ifndef _RIVE_CONSTRAINT_BASE_HPP_ |
| #define _RIVE_CONSTRAINT_BASE_HPP_ |
| #include "rive/component.hpp" |
| #include "rive/core/field_types/core_double_type.hpp" |
| namespace rive { |
| class ConstraintBase : public Component { |
| protected: |
| typedef Component Super; |
| |
| public: |
| static const uint16_t typeKey = 79; |
| |
| /// Helper to quickly determine if a core object extends another without RTTI |
| /// at runtime. |
| bool isTypeOf(uint16_t typeKey) const override { |
| switch (typeKey) { |
| case ConstraintBase::typeKey: |
| case ComponentBase::typeKey: |
| return true; |
| default: |
| return false; |
| } |
| } |
| |
| uint16_t coreType() const override { return typeKey; } |
| |
| static const uint16_t strengthPropertyKey = 172; |
| |
| private: |
| float m_Strength = 1.0f; |
| |
| public: |
| inline float strength() const { return m_Strength; } |
| void strength(float value) { |
| if (m_Strength == value) { |
| return; |
| } |
| m_Strength = value; |
| strengthChanged(); |
| } |
| |
| void copy(const ConstraintBase& object) { |
| m_Strength = object.m_Strength; |
| Component::copy(object); |
| } |
| |
| bool deserialize(uint16_t propertyKey, BinaryReader& reader) override { |
| switch (propertyKey) { |
| case strengthPropertyKey: |
| m_Strength = CoreDoubleType::deserialize(reader); |
| return true; |
| } |
| return Component::deserialize(propertyKey, reader); |
| } |
| |
| protected: |
| virtual void strengthChanged() {} |
| }; |
| } // namespace rive |
| |
| #endif |