blob: 0580d0ee862267ce920e4db82e07361de1596e97 [file] [log] [blame]
/*
* 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;
}