246 lines
7.4 KiB
C++
246 lines
7.4 KiB
C++
/*************************************************************************/
|
|
/* java_class_wrapper.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
|
|
#ifndef JAVA_CLASS_WRAPPER_H
|
|
#define JAVA_CLASS_WRAPPER_H
|
|
|
|
#include "core/reference.h"
|
|
|
|
#ifdef ANDROID_ENABLED
|
|
#include <android/log.h>
|
|
#include <jni.h>
|
|
#endif
|
|
|
|
#ifdef ANDROID_ENABLED
|
|
class JavaObject;
|
|
#endif
|
|
|
|
class JavaClass : public Reference {
|
|
|
|
GDCLASS(JavaClass, Reference);
|
|
|
|
#ifdef ANDROID_ENABLED
|
|
enum ArgumentType{
|
|
|
|
ARG_TYPE_VOID,
|
|
ARG_TYPE_BOOLEAN,
|
|
ARG_TYPE_BYTE,
|
|
ARG_TYPE_CHAR,
|
|
ARG_TYPE_SHORT,
|
|
ARG_TYPE_INT,
|
|
ARG_TYPE_LONG,
|
|
ARG_TYPE_FLOAT,
|
|
ARG_TYPE_DOUBLE,
|
|
ARG_TYPE_STRING, //special case
|
|
ARG_TYPE_CLASS,
|
|
ARG_ARRAY_BIT = 1 << 16,
|
|
ARG_NUMBER_CLASS_BIT = 1 << 17,
|
|
ARG_TYPE_MASK = (1 << 16) - 1
|
|
};
|
|
|
|
Map<StringName, Variant> constant_map;
|
|
|
|
struct MethodInfo {
|
|
|
|
bool _static;
|
|
Vector<uint32_t> param_types;
|
|
Vector<StringName> param_sigs;
|
|
uint32_t return_type;
|
|
jmethodID method;
|
|
};
|
|
|
|
_FORCE_INLINE_ static void _convert_to_variant_type(int p_sig, Variant::Type &r_type, float &likelihood) {
|
|
|
|
likelihood = 1.0;
|
|
r_type = Variant::NIL;
|
|
|
|
switch (p_sig) {
|
|
|
|
case ARG_TYPE_VOID: r_type = Variant::NIL; break;
|
|
case ARG_TYPE_BOOLEAN | ARG_NUMBER_CLASS_BIT:
|
|
case ARG_TYPE_BOOLEAN: r_type = Variant::BOOL; break;
|
|
case ARG_TYPE_BYTE | ARG_NUMBER_CLASS_BIT:
|
|
case ARG_TYPE_BYTE:
|
|
r_type = Variant::INT;
|
|
likelihood = 0.1;
|
|
break;
|
|
case ARG_TYPE_CHAR | ARG_NUMBER_CLASS_BIT:
|
|
case ARG_TYPE_CHAR:
|
|
r_type = Variant::INT;
|
|
likelihood = 0.2;
|
|
break;
|
|
case ARG_TYPE_SHORT | ARG_NUMBER_CLASS_BIT:
|
|
case ARG_TYPE_SHORT:
|
|
r_type = Variant::INT;
|
|
likelihood = 0.3;
|
|
break;
|
|
case ARG_TYPE_INT | ARG_NUMBER_CLASS_BIT:
|
|
case ARG_TYPE_INT:
|
|
r_type = Variant::INT;
|
|
likelihood = 1.0;
|
|
break;
|
|
case ARG_TYPE_LONG | ARG_NUMBER_CLASS_BIT:
|
|
case ARG_TYPE_LONG:
|
|
r_type = Variant::INT;
|
|
likelihood = 0.5;
|
|
break;
|
|
case ARG_TYPE_FLOAT | ARG_NUMBER_CLASS_BIT:
|
|
case ARG_TYPE_FLOAT:
|
|
r_type = Variant::FLOAT;
|
|
likelihood = 1.0;
|
|
break;
|
|
case ARG_TYPE_DOUBLE | ARG_NUMBER_CLASS_BIT:
|
|
case ARG_TYPE_DOUBLE:
|
|
r_type = Variant::FLOAT;
|
|
likelihood = 0.5;
|
|
break;
|
|
case ARG_TYPE_STRING: r_type = Variant::STRING; break;
|
|
case ARG_TYPE_CLASS: r_type = Variant::OBJECT; break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_VOID: r_type = Variant::NIL; break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_BOOLEAN: r_type = Variant::ARRAY; break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_BYTE:
|
|
r_type = Variant::PACKED_BYTE_ARRAY;
|
|
likelihood = 1.0;
|
|
break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_CHAR:
|
|
r_type = Variant::PACKED_BYTE_ARRAY;
|
|
likelihood = 0.5;
|
|
break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_SHORT:
|
|
r_type = Variant::PACKED_INT32_ARRAY;
|
|
likelihood = 0.3;
|
|
break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_INT:
|
|
r_type = Variant::PACKED_INT32_ARRAY;
|
|
likelihood = 1.0;
|
|
break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_LONG:
|
|
r_type = Variant::PACKED_INT32_ARRAY;
|
|
likelihood = 0.5;
|
|
break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_FLOAT:
|
|
r_type = Variant::PACKED_FLOAT32_ARRAY;
|
|
likelihood = 1.0;
|
|
break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_DOUBLE:
|
|
r_type = Variant::PACKED_FLOAT32_ARRAY;
|
|
likelihood = 0.5;
|
|
break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_STRING: r_type = Variant::PACKED_STRING_ARRAY; break;
|
|
case ARG_ARRAY_BIT | ARG_TYPE_CLASS: r_type = Variant::ARRAY; break;
|
|
}
|
|
}
|
|
|
|
_FORCE_INLINE_ static bool _convert_object_to_variant(JNIEnv *env, jobject obj, Variant &var, uint32_t p_sig);
|
|
|
|
bool _call_method(JavaObject *p_instance, const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error, Variant &ret);
|
|
|
|
friend class JavaClassWrapper;
|
|
Map<StringName, List<MethodInfo>> methods;
|
|
jclass _class;
|
|
#endif
|
|
|
|
public:
|
|
virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error);
|
|
|
|
JavaClass();
|
|
};
|
|
|
|
class JavaObject : public Reference {
|
|
|
|
GDCLASS(JavaObject, Reference);
|
|
|
|
#ifdef ANDROID_ENABLED
|
|
Ref<JavaClass> base_class;
|
|
friend class JavaClass;
|
|
|
|
jobject instance;
|
|
#endif
|
|
|
|
public:
|
|
virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Callable::CallError &r_error);
|
|
|
|
#ifdef ANDROID_ENABLED
|
|
JavaObject(const Ref<JavaClass> &p_base, jobject *p_instance);
|
|
~JavaObject();
|
|
#endif
|
|
};
|
|
|
|
class JavaClassWrapper : public Object {
|
|
|
|
GDCLASS(JavaClassWrapper, Object);
|
|
|
|
#ifdef ANDROID_ENABLED
|
|
Map<String, Ref<JavaClass>> class_cache;
|
|
friend class JavaClass;
|
|
jclass activityClass;
|
|
jmethodID findClass;
|
|
jmethodID getDeclaredMethods;
|
|
jmethodID getFields;
|
|
jmethodID getParameterTypes;
|
|
jmethodID getReturnType;
|
|
jmethodID getModifiers;
|
|
jmethodID getName;
|
|
jmethodID Class_getName;
|
|
jmethodID Field_getName;
|
|
jmethodID Field_getModifiers;
|
|
jmethodID Field_get;
|
|
jmethodID Boolean_booleanValue;
|
|
jmethodID Byte_byteValue;
|
|
jmethodID Character_characterValue;
|
|
jmethodID Short_shortValue;
|
|
jmethodID Integer_integerValue;
|
|
jmethodID Long_longValue;
|
|
jmethodID Float_floatValue;
|
|
jmethodID Double_doubleValue;
|
|
jobject classLoader;
|
|
|
|
bool _get_type_sig(JNIEnv *env, jobject obj, uint32_t &sig, String &strsig);
|
|
#endif
|
|
|
|
static JavaClassWrapper *singleton;
|
|
|
|
protected:
|
|
static void _bind_methods();
|
|
|
|
public:
|
|
static JavaClassWrapper *get_singleton() { return singleton; }
|
|
|
|
Ref<JavaClass> wrap(const String &p_class);
|
|
|
|
#ifdef ANDROID_ENABLED
|
|
JavaClassWrapper(jobject p_activity = nullptr);
|
|
#else
|
|
JavaClassWrapper();
|
|
#endif
|
|
};
|
|
|
|
#endif // JAVA_CLASS_WRAPPER_H
|