implement android.graphics.Path using skia

src/api-impl-jni/graphics/android_graphics_Path.c

@@ -0,0 +1,148 @@
+#include "../sk_area/include/c/sk_path.h"
+#include <graphene.h>
+
+#include "../defines.h"
+#include "../util.h"
+
+#include "../generated_headers/android_graphics_Path.h"
+#include "include/c/sk_types.h"
+
+JNIEXPORT jlong JNICALL Java_android_graphics_Path_init1(JNIEnv *env, jclass class)
+{
+	return _INTPTR(sk_path_new());
+}
+
+JNIEXPORT jlong JNICALL Java_android_graphics_Path_init2(JNIEnv *env, jclass class, jlong path_ptr)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	return _INTPTR(sk_path_clone(path));
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_finalizer(JNIEnv *env, jclass class, jlong path_ptr)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	if (path_ptr != -1)
+		sk_path_delete(path);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1rCubicTo(JNIEnv *env, jclass class, jlong path_ptr, jfloat x1, jfloat y1, jfloat x2, jfloat y2, jfloat x3, jfloat y3)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_rcubic_to(path, x1, y1, x2, y2, x3, y3);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1rLineTo(JNIEnv *env, jclass class, jlong path_ptr, jfloat x, jfloat y)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_rline_to(path, x, y);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1cubicTo(JNIEnv *env, jclass class, jlong path_ptr, jfloat x1, jfloat y1, jfloat x2, jfloat y2, jfloat x3, jfloat y3)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_cubic_to(path, x1, y1, x2, y2, x3, y3);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1addPath__JJJ(JNIEnv *env, jclass class, jlong path_ptr, jlong src_ptr, jlong matrix)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_t *src = (sk_path_t *)_PTR(src_ptr);
+	sk_path_add_path(path, src, APPEND_SK_PATH_ADD_MODE);
+}
+
+JNIEXPORT jint JNICALL Java_android_graphics_Path_native_1getFillType(JNIEnv *env, jclass class, jlong path_ptr)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	return sk_path_get_filltype(path);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1reset(JNIEnv *env, jclass class, jlong path_ptr)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_reset(path);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1setFillType(JNIEnv *env, jclass class, jlong path_ptr, jint ft)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_set_filltype(path, ft);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1moveTo(JNIEnv *env, jclass class, jlong path_ptr, jfloat x, jfloat y)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_move_to(path, x, y);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1close(JNIEnv *env, jclass class, jlong path_ptr)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_close(path);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1lineTo(JNIEnv *env, jclass class, jlong path_ptr, jfloat x, jfloat y)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_line_to(path, x, y);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1rewind(JNIEnv *env, jclass class, jlong path_ptr)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_rewind(path);
+}
+
+JNIEXPORT jboolean JNICALL Java_android_graphics_Path_native_1isEmpty(JNIEnv *env, jclass class, jlong path_ptr)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	return !sk_path_count_points(path) && !sk_path_count_verbs(path);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1computeBounds(JNIEnv *env, jclass class, jlong path_ptr, jobject rect)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_rect_t bounds;
+	sk_path_get_bounds(path, &bounds);
+	_SET_FLOAT_FIELD(rect, "left", bounds.left);
+	_SET_FLOAT_FIELD(rect, "top", bounds.top);
+	_SET_FLOAT_FIELD(rect, "right", bounds.right);
+	_SET_FLOAT_FIELD(rect, "bottom", bounds.bottom);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1arcTo(JNIEnv *env, jclass class, jlong path_ptr, jobject oval, jfloat startAngle, jfloat sweepAngle, jboolean forceMoveTo)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	float left = _GET_FLOAT_FIELD(oval, "left");
+	float top = _GET_FLOAT_FIELD(oval, "top");
+	float right = _GET_FLOAT_FIELD(oval, "right");
+	float bottom = _GET_FLOAT_FIELD(oval, "bottom");
+	sk_path_arc_to_with_oval(path, &(sk_rect_t){left, top, right, bottom}, startAngle, sweepAngle, forceMoveTo);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1addRect__JLandroid_graphics_RectF_2I(JNIEnv *env, jclass class, jlong path_ptr, jobject rect, jint dir)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	float left = _GET_FLOAT_FIELD(rect, "left");
+	float top = _GET_FLOAT_FIELD(rect, "top");
+	float right = _GET_FLOAT_FIELD(rect, "right");
+	float bottom = _GET_FLOAT_FIELD(rect, "bottom");
+	sk_path_add_rect(path, &(sk_rect_t){left, top, right, bottom}, (sk_path_direction_t)dir);
+}
+
+JNIEXPORT void JNICALL Java_android_graphics_Path_native_1transform__JJ(JNIEnv *env, jclass class, jlong path_ptr, jlong matrix_ptr)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	graphene_matrix_t *matrix = (graphene_matrix_t *)_PTR(matrix_ptr);
+	float v[16];
+	graphene_matrix_to_float(matrix, v);
+	sk_matrix_t m = {v[0], v[1], v[3], v[4], v[5], v[7], v[12], v[13], v[15]};
+	sk_path_transform(path, &m);
+}
+
+JNIEXPORT jboolean JNICALL Java_android_graphics_Path_native_1op(JNIEnv *env, jclass class, jlong path_ptr, jlong other_ptr, jint op, jlong result_ptr)
+{
+	sk_path_t *path = (sk_path_t *)_PTR(path_ptr);
+	sk_path_t *other = (sk_path_t *)_PTR(other_ptr);
+	sk_path_t *result = (sk_path_t *)_PTR(result_ptr);
+	return sk_pathop_op(path, other, (sk_pathop_t)op, result);
+}