src/shapes/points_path.cpp

#include "rive/artboard.hpp"
#include "rive/shapes/points_path.hpp"
#include "rive/shapes/vertex.hpp"
#include "rive/shapes/path_vertex.hpp"
#include "rive/shapes/shape.hpp"
#include "rive/bones/skin.hpp"
#include "rive/span.hpp"
#include "rive/shapes/shape_path_flags.hpp"

using namespace rive;

void PointsPath::buildDependencies()
{
    Super::buildDependencies();
    if (skin() != nullptr)
    {
        skin()->addDependent(this);
    }
}

const Mat2D& PointsPath::pathTransform() const
{
    if (skin() != nullptr)
    {
        static Mat2D identity;
        return identity;
    }
    return worldTransform();
}

void PointsPath::update(ComponentDirt value)
{
    if (hasDirt(value, ComponentDirt::Path) && skin() != nullptr)
    {
        // Path tracks re-adding ComponentDirt::Path if we deferred due to to
        // shape being invisible.
        skin()->deform(
            Span<Vertex*>((Vertex**)m_Vertices.data(), m_Vertices.size()));
    }
    Super::update(value);
}

void PointsPath::markPathDirty(bool sendToLayout)
{
    if (skin() != nullptr)
    {
        skin()->addDirt(ComponentDirt::Skin);
    }
    Super::markPathDirty();
}

void PointsPath::markSkinDirty() { markPathDirty(); }

bool PointsPath::isClockwise() const
{
    return (pathFlags() & (int)ShapePathFlags::isCounterClockwise) == 0;
}