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https://github.com/rive-app/rive-cpp.git
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b76cecf1c4
Implement some missing localBounds methods in CPP on core objects that expose this. Basically ported over from Dart. This was requested in order for the new rive_native Flutter runtime to provide a similar API to the legacy Flutter runtime. Co-authored-by: Philip Chung <philterdesign@gmail.com>
64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
#ifndef _RIVE_TRANSFORM_COMPONENT_HPP_
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#define _RIVE_TRANSFORM_COMPONENT_HPP_
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#include "rive/generated/transform_component_base.hpp"
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#include "rive/intrinsically_sizeable.hpp"
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#include "rive/math/aabb.hpp"
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#include "rive/math/mat2d.hpp"
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#include "rive/layout/layout_measure_mode.hpp"
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namespace rive
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{
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class Constraint;
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class WorldTransformComponent;
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class AABB;
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class TransformComponent : public TransformComponentBase,
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public IntrinsicallySizeable
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{
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protected:
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Mat2D m_Transform;
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float m_RenderOpacity = 0.0f;
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WorldTransformComponent* m_ParentTransformComponent = nullptr;
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std::vector<Constraint*> m_Constraints;
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protected:
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virtual void updateConstraints();
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public:
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bool collapse(bool value) override;
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const std::vector<Constraint*>& constraints() const
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{
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return m_Constraints;
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}
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StatusCode onAddedClean(CoreContext* context) override;
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void buildDependencies() override;
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void update(ComponentDirt value) override;
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virtual void updateTransform();
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virtual void updateWorldTransform();
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void markTransformDirty();
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/// Opacity inherited by any child of this transform component. This'll
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/// later get overridden by effect layers.
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float childOpacity() override { return m_RenderOpacity; }
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float renderOpacity() const { return m_RenderOpacity; }
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const Mat2D& transform() const;
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/// Explicitly dangerous. Use transform/worldTransform when you don't
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/// need to transform things outside of their hierarchy.
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Mat2D& mutableTransform();
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virtual float x() const = 0;
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virtual float y() const = 0;
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void rotationChanged() override;
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void scaleXChanged() override;
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void scaleYChanged() override;
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void addConstraint(Constraint* constraint);
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virtual AABB constraintBounds() const { return AABB(); }
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virtual AABB localBounds() const;
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void markDirtyIfConstrained();
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};
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} // namespace rive
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#endif |