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#include "include/core/SkPaint.h"#include "include/core/SkShader.h"#include "include/effects/SkGradientShader.h"#include "include/core/SkColor.h"#include "include/core/SkPoint.h"#include "include/core/SkTileMode.h"#include "deps/csscolorparser.hpp"#include "include/common.hpp"#include <vector>
enum GradientType {  Linear,  Radial,  Conic,};
typedef struct floatx2 {  float x;  float y;} floatx2;
typedef struct sk_linear_gradient {  floatx2 start;  floatx2 end;} sk_linear_gradient;
typedef struct sk_radial_gradient {  floatx2 startCenter;  float startRadius;  floatx2 endCenter;  float endRadius;} sk_radial_gradient;
typedef struct sk_conic_gradient {  floatx2 center;  float radius;} sk_conic_gradient;
typedef struct sk_gradient {  std::vector<SkScalar> positions;  std::vector<SkColor> colors;  SkTileMode tileMode;  SkMatrix transform;  GradientType type;  void* data;} sk_gradient;
extern "C" {  SKIA_EXPORT sk_gradient* sk_gradient_create_linear(float startX, float startY, float endX, float endY);  SKIA_EXPORT sk_gradient* sk_gradient_create_radial(float startCenterX, float startCenterY, float startRadius, float endCenterX, float endCenterY, float endRadius);  SKIA_EXPORT sk_gradient* sk_gradient_create_conic(float centerX, float centerY, float radius);    SKIA_EXPORT void sk_gradient_destroy(sk_gradient* gradient);  SKIA_EXPORT int sk_gradient_add_color_stop(sk_gradient* gradient, float position, char* color);    sk_sp<SkShader> sk_gradient_to_shader(sk_gradient* gradient, SkMatrix* ct);}