psemek/libs/android/source/native_app.cpp

127 lines
3.1 KiB
C++

#include <jni.h>
#include <android/log.h>
#include <psemek/app/application.hpp>
#include <psemek/gfx/init.hpp>
#include <psemek/log/log.hpp>
namespace
{
using namespace psemek;
android_LogPriority log_priority(log::level level)
{
switch (level)
{
case log::level::debug:
return ANDROID_LOG_DEBUG;
case log::level::info:
return ANDROID_LOG_INFO;
case log::level::warning:
return ANDROID_LOG_WARN;
case log::level::error:
return ANDROID_LOG_ERROR;
default:
return ANDROID_LOG_UNKNOWN;
}
}
struct sink_impl
: log::sink
{
void put_message(log::message const & msg) override
{
__android_log_write(log_priority(msg.level), "psemek", msg.message.data());
}
void flush() override
{}
};
template <typename F>
auto try_native(JNIEnv * env, F && f) try
{
return f();
}
catch (std::exception const & e)
{
env->ThrowNew(env->FindClass("java/lang/Exception"), e.what());
__builtin_unreachable();
}
catch (...)
{
env->ThrowNew(env->FindClass("java/lang/Exception"), "Unknown exception");
__builtin_unreachable();
}
}
extern "C" void Java_psemek_app_PsemekApplication_setupLogging(JNIEnv *, jclass)
{
psemek::log::add_sink(std::make_unique<sink_impl>());
}
extern "C" jlong Java_psemek_app_PsemekApplication_createNativeApp(JNIEnv * env, jclass)
{
return try_native(env, [&]{
auto factory = psemek::app::make_application_factory();
psemek::gfx::init();
psemek::app::application::context context;
context.show_cursor = [](bool){};
context.vsync = [](bool){};
context.relative_mouse_mode = [](bool){};
context.windowed = [](bool){};
auto app = factory->create(factory->options(), context).release();
return reinterpret_cast<jlong>(app);
});
}
extern "C" void Java_psemek_app_PsemekApplication_destroyNativeApp(JNIEnv *, jclass, jlong ptr)
{
delete reinterpret_cast<psemek::app::application *>(ptr);
}
extern "C" void Java_psemek_app_PsemekApplication_resizeNative(JNIEnv * env, jclass, jlong ptr, jint width, jint height)
{
try_native(env, [&]{
auto app = reinterpret_cast<psemek::app::application *>(ptr);
app->on_event(psemek::app::resize_event{{width, height}});
});
}
extern "C" void Java_psemek_app_PsemekApplication_touchDownNative(JNIEnv * env, jclass, jlong ptr, jint x, jint y)
{
try_native(env, [&]{
auto app = reinterpret_cast<psemek::app::application *>(ptr);
app->on_event(psemek::app::touch_down_event{{x, y}});
});
}
extern "C" void Java_psemek_app_PsemekApplication_touchUpNative(JNIEnv * env, jclass, jlong ptr, jint x, jint y)
{
try_native(env, [&]{
auto app = reinterpret_cast<psemek::app::application *>(ptr);
app->on_event(psemek::app::touch_up_event{{x, y}});
});
}
extern "C" void Java_psemek_app_PsemekApplication_touchMoveNative(JNIEnv * env, jclass, jlong ptr, jint x, jint y)
{
try_native(env, [&]{
auto app = reinterpret_cast<psemek::app::application *>(ptr);
app->on_event(psemek::app::touch_move_event{{x, y}});
});
}
extern "C" void Java_psemek_app_PsemekApplication_drawFrameNative(JNIEnv * env, jclass, jlong ptr)
{
try_native(env, [&]{
auto app = reinterpret_cast<psemek::app::application *>(ptr);
app->update();
app->present();
});
}