| /* |
| * Copyright 2021 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #include <jni.h> |
| |
| #include "modules/jetski/src/Utils.h" |
| #include "modules/skottie/include/Skottie.h" |
| |
| using namespace skottie; |
| |
| namespace { |
| |
| static jlong Animation_Create(JNIEnv* env, jobject, jstring jjson) { |
| const jetski::utils::CString cstr(env, jjson); |
| |
| // TODO: more builder opts |
| auto animation = Animation::Builder().make(cstr, strlen(cstr)); |
| |
| return reinterpret_cast<jlong>(animation.release()); |
| } |
| |
| static void Animation_Release(JNIEnv, jobject, jlong native_animation) { |
| SkSafeUnref(reinterpret_cast<Animation*>(native_animation)); |
| } |
| |
| static jdouble Animation_GetDuration(JNIEnv, jobject, jlong native_animation) { |
| const auto* animation = reinterpret_cast<const Animation*>(native_animation); |
| return animation ? animation->duration() : 0; |
| } |
| |
| static jdouble Animation_GetFrameCnt(JNIEnv, jobject, jlong native_animation) { |
| const auto* animation = reinterpret_cast<const Animation*>(native_animation); |
| return animation ? animation->outPoint() : 0; |
| } |
| |
| static jfloat Animation_GetWidth(JNIEnv, jobject, jlong native_animation) { |
| const auto* animation = reinterpret_cast<const Animation*>(native_animation); |
| return animation ? animation->size().width() : 0; |
| } |
| |
| static jfloat Animation_GetHeight(JNIEnv, jobject, jlong native_animation) { |
| const auto* animation = reinterpret_cast<const Animation*>(native_animation); |
| return animation ? animation->size().height() : 0; |
| } |
| |
| static void Animation_SeekFrame(JNIEnv, jobject, jlong native_animation, jdouble frame) { |
| if (auto* animation = reinterpret_cast<Animation*>(native_animation)) { |
| animation->seekFrame(frame); |
| } |
| } |
| |
| static void Animation_SeekTime(JNIEnv, jobject, jlong native_animation, jdouble t) { |
| if (auto* animation = reinterpret_cast<Animation*>(native_animation)) { |
| animation->seekFrameTime(t); |
| } |
| } |
| |
| static void Animation_Render(JNIEnv, jobject, jlong native_animation, jlong native_canvas) { |
| const auto* animation = reinterpret_cast<const Animation*>(native_animation); |
| auto* canvas = reinterpret_cast<SkCanvas*>(native_canvas); |
| if (animation && canvas) { |
| animation->render(canvas); |
| } |
| } |
| |
| } // namespace |
| |
| int register_jetski_SkottieAnimation(JNIEnv* env) { |
| static const JNINativeMethod methods[] = { |
| {"nCreate" , "(Ljava/lang/String;)J", reinterpret_cast<void*>(Animation_Create) }, |
| {"nRelease" , "(J)V" , reinterpret_cast<void*>(Animation_Release) }, |
| |
| {"nGetDuration" , "(J)D" , reinterpret_cast<void*>(Animation_GetDuration)}, |
| {"nGetFrameCount", "(J)D" , reinterpret_cast<void*>(Animation_GetFrameCnt)}, |
| {"nGetWidth" , "(J)F" , reinterpret_cast<void*>(Animation_GetWidth) }, |
| {"nGetHeight" , "(J)F" , reinterpret_cast<void*>(Animation_GetHeight) }, |
| |
| {"nSeekFrame" , "(JD)V" , reinterpret_cast<void*>(Animation_SeekFrame) }, |
| {"nSeekTime" , "(JD)V" , reinterpret_cast<void*>(Animation_SeekTime) }, |
| {"nRender" , "(JJ)V" , reinterpret_cast<void*>(Animation_Render) }, |
| }; |
| |
| const auto clazz = env->FindClass("org/skia/jetski/SkottieAnimation"); |
| return clazz |
| ? env->RegisterNatives(clazz, methods, std::size(methods)) |
| : JNI_ERR; |
| } |