mirror of
https://github.com/geode-sdk/geode.git
synced 2024-11-23 16:07:52 -05:00
1064 lines
32 KiB
C++
1064 lines
32 KiB
C++
#pragma once
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#include "casts.hpp"
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#include "../external/json/json.hpp"
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#include "general.hpp"
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#include "../DefaultInclude.hpp"
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#include <cocos2d.h>
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#include <functional>
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#include <type_traits>
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#include "../loader/Event.hpp"
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// support converting ccColor3B / ccColor4B to / from json
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namespace cocos2d {
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void GEODE_DLL to_json(nlohmann::json& json, cocos2d::ccColor3B const& color);
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void GEODE_DLL from_json(nlohmann::json const& json, cocos2d::ccColor3B& color);
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void GEODE_DLL to_json(nlohmann::json& json, cocos2d::ccColor4B const& color);
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void GEODE_DLL from_json(nlohmann::json const& json, cocos2d::ccColor4B& color);
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}
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// operators for CC geometry
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namespace geode {
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static cocos2d::CCPoint& operator*=(cocos2d::CCPoint& pos, float mul) {
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pos.x *= mul;
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pos.y *= mul;
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return pos;
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}
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static cocos2d::CCSize& operator*=(cocos2d::CCSize& size, float mul) {
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size.width *= mul;
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size.height *= mul;
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return size;
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}
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static cocos2d::CCSize operator*(cocos2d::CCSize const& size, cocos2d::CCPoint const& point) {
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return {
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size.width * point.x,
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size.height * point.y,
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};
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}
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static cocos2d::CCRect operator*=(cocos2d::CCRect& rect, float mul) {
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rect.origin *= mul;
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rect.size *= mul;
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return rect;
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}
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static cocos2d::CCRect operator*(cocos2d::CCRect const& rect, float mul) {
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return {
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rect.origin.x * mul,
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rect.origin.y * mul,
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rect.size.width * mul,
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rect.size.height * mul,
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};
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}
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static cocos2d::CCPoint operator/=(cocos2d::CCPoint& pos, float div) {
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pos.x /= div;
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pos.y /= div;
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return pos;
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}
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static cocos2d::CCSize operator/=(cocos2d::CCSize& size, float div) {
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size.width /= div;
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size.height /= div;
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return size;
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}
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static cocos2d::CCRect operator/=(cocos2d::CCRect& rect, float div) {
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rect.origin /= div;
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rect.size /= div;
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return rect;
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}
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static cocos2d::CCPoint operator+=(cocos2d::CCPoint& pos, cocos2d::CCPoint const& add) {
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pos.x += add.x;
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pos.y += add.y;
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return pos;
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}
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static cocos2d::CCSize operator+=(cocos2d::CCSize& size, cocos2d::CCPoint const& add) {
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size.width += add.x;
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size.height += add.y;
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return size;
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}
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static cocos2d::CCSize operator+=(cocos2d::CCSize& size, cocos2d::CCSize const& add) {
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size.width += add.width;
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size.height += add.height;
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return size;
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}
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static cocos2d::CCRect operator+=(cocos2d::CCRect& rect, cocos2d::CCPoint const& add) {
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rect.origin += add;
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return rect;
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}
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static cocos2d::CCRect operator+=(cocos2d::CCRect& rect, cocos2d::CCSize const& add) {
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rect.size += add;
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return rect;
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}
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static cocos2d::CCRect operator+=(cocos2d::CCRect& rect, cocos2d::CCRect const& add) {
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rect.origin += add.origin;
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rect.size += add.size;
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return rect;
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}
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static cocos2d::CCPoint operator-=(cocos2d::CCPoint& pos, cocos2d::CCPoint const& add) {
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pos.x -= add.x;
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pos.y -= add.y;
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return pos;
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}
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static cocos2d::CCSize operator-=(cocos2d::CCSize& size, cocos2d::CCPoint const& add) {
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size.width -= add.x;
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size.height -= add.y;
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return size;
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}
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static cocos2d::CCSize operator-=(cocos2d::CCSize& size, cocos2d::CCSize const& add) {
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size.width -= add.width;
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size.height -= add.height;
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return size;
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}
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static cocos2d::CCRect operator-=(cocos2d::CCRect& rect, cocos2d::CCPoint const& add) {
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rect.origin -= add;
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return rect;
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}
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static cocos2d::CCRect operator-=(cocos2d::CCRect& rect, cocos2d::CCSize const& add) {
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rect.size -= add;
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return rect;
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}
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static cocos2d::CCRect operator-=(cocos2d::CCRect& rect, cocos2d::CCRect const& add) {
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rect.origin -= add.origin;
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rect.size -= add.size;
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return rect;
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}
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static cocos2d::CCSize operator-(cocos2d::CCSize const& size, float f) {
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return { size.width - f, size.height - f };
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}
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static cocos2d::CCSize operator-(cocos2d::CCSize const& size) {
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return { -size.width, -size.height };
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}
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static bool operator==(cocos2d::CCPoint const& p1, cocos2d::CCPoint const& p2) {
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return p1.x == p2.x && p1.y == p2.y;
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}
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static bool operator!=(cocos2d::CCPoint const& p1, cocos2d::CCPoint const& p2) {
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return p1.x != p2.x || p1.y != p2.y;
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}
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static bool operator==(cocos2d::CCSize const& s1, cocos2d::CCSize const& s2) {
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return s1.width == s2.width && s1.height == s2.height;
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}
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static bool operator!=(cocos2d::CCSize const& s1, cocos2d::CCSize const& s2) {
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return s1.width != s2.width || s1.height != s2.height;
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}
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static bool operator==(cocos2d::CCRect const& r1, cocos2d::CCRect const& r2) {
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return r1.origin == r2.origin && r1.size == r2.size;
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}
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static bool operator!=(cocos2d::CCRect const& r1, cocos2d::CCRect const& r2) {
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return r1.origin != r2.origin || r1.size != r2.size;
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}
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static bool operator==(cocos2d::ccColor4B const& c1, cocos2d::ccColor4B const& c2) {
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return c1.r == c2.r && c1.g == c2.g && c1.b == c2.b && c1.a == c2.a;
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}
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static bool operator!=(cocos2d::ccColor4B const& c1, cocos2d::ccColor4B const& c2) {
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return c1.r != c2.r || c1.g != c2.g || c1.b != c2.b || c1.a != c2.a;
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}
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static bool operator!=(cocos2d::ccColor3B const& c1, cocos2d::ccColor3B const& c2) {
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return c1.r != c2.r || c1.g != c2.g || c1.b != c2.b;
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}
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}
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// Ref & Bug
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namespace geode {
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/**
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* A smart pointer to a managed CCObject-deriving class. Retains shared
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* ownership over the managed instance. Releases the object when the Ref
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* is destroyed, or assigned another object or nullptr.
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*
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* Use-cases include, for example, non-CCNode class members, or nodes that
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* are not always in the scene tree.
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*
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* @example class MyNode : public CCNode {
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* protected:
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* // no need to manually call retain or
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* // release on this array; Ref manages it
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* // for you :3
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* Ref<CCArray> m_list = CCArray::create();
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* };
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*/
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template <class T>
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class Ref final {
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static_assert(
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std::is_base_of_v<cocos2d::CCObject, T>,
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"Ref can only be used with a CCObject-inheriting class!"
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);
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T* m_obj = nullptr;
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public:
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/**
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* Construct a Ref of an object. The object will be retained and
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* managed until Ref goes out of scope
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*/
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Ref(T* obj) : m_obj(obj) {
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CC_SAFE_RETAIN(obj);
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}
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Ref(Ref<T> const& other) : Ref(other.data()) {}
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Ref(Ref<T>&& other) : m_obj(other.m_obj) {
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other.m_obj = nullptr;
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}
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/**
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* Construct an empty Ref (the managed object will be null)
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*/
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Ref() = default;
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~Ref() {
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CC_SAFE_RELEASE(m_obj);
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}
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/**
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* Swap the managed object with another object. The managed object
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* will be released, and the new object retained
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* @param other The new object to swap to
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*/
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void swap(T* other) {
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CC_SAFE_RELEASE(m_obj);
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m_obj = other;
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CC_SAFE_RETAIN(other);
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}
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/**
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* Return the managed object
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* @returns The managed object
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*/
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T* data() const {
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return m_obj;
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}
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operator T*() const {
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return m_obj;
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}
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T* operator*() const {
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return m_obj;
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}
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T* operator->() const {
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return m_obj;
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}
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T* operator=(T* obj) {
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this->swap(obj);
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return obj;
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}
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Ref<T>& operator=(Ref<T> const& other) {
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this->swap(other.data());
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return *this;
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}
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Ref<T>& operator=(Ref<T>&& other) {
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this->swap(other.data());
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return *this;
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}
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bool operator==(T* other) const {
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return m_obj == other;
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}
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bool operator==(Ref<T> const& other) const {
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return m_obj == other.m_obj;
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}
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bool operator!=(T* other) const {
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return m_obj != other;
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}
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bool operator!=(Ref<T> const& other) const {
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return m_obj != other.m_obj;
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}
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// for containers
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bool operator<(Ref<T> const& other) const {
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return m_obj < other.m_obj;
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}
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bool operator>(Ref<T> const& other) const {
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return m_obj > other.m_obj;
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}
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};
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}
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// Cocos2d utils
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namespace geode::cocos {
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/**
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* Get child at index. Checks bounds. A negative
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* index will get the child starting from the end
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* @returns Child at index cast to the given type,
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* or nullptr if index exceeds bounds
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*/
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template <class T = cocos2d::CCNode>
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static T* getChild(cocos2d::CCNode* x, int i) {
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// start from end for negative index
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if (i < 0) i = x->getChildrenCount() + i;
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// check if backwards index is out of bounds
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if (i < 0) return nullptr;
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// check if forwards index is out of bounds
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if (static_cast<int>(x->getChildrenCount()) <= i) return nullptr;
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return static_cast<T*>(x->getChildren()->objectAtIndex(i));
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}
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/**
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* Get nth child that is a given type. Checks bounds.
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* @returns Child at index cast to the given type,
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* or nullptr if index exceeds bounds
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*/
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template <class Type = cocos2d::CCNode>
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static Type* getChildOfType(cocos2d::CCNode* node, size_t index) {
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size_t indexCounter = 0;
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for (size_t i = 0; i < node->getChildrenCount(); ++i) {
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auto obj = cast::typeinfo_cast<Type*>(node->getChildren()->objectAtIndex(i));
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if (obj != nullptr) {
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if (indexCounter == index) {
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return obj;
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}
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++indexCounter;
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}
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}
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return nullptr;
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}
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/**
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* Return a node, or create a default one if it's
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* nullptr. Syntactic sugar function
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*/
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template <class T, class... Args>
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static T* nodeOrDefault(T* node, Args... args) {
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return node ? node : T::create(args...);
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}
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template <class T = cocos2d::CCNode>
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struct SafeCreate final {
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T* result;
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SafeCreate<T>& with(T* node) {
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result = node;
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return *this;
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}
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template <class... Args>
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SafeCreate<T>& make(Args... args) {
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result = T::create(args...);
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return *this;
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}
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// convenience for CCSprite
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template <class... Args>
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SafeCreate<T>& makeWithFrame(Args... args) {
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result = T::createWithSpriteFrameName(args...);
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return *this;
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}
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template <class... Args>
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SafeCreate<T>& makeUsing(T* (*func)(Args...), Args... args) {
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result = func(args...);
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return *this;
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}
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template <class O = T, class... Args>
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T* orMakeUsing(O* (*func)(Args...), Args... args) {
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if (result) return result;
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return func(args...);
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}
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template <class O = T, class... Args>
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T* orMake(Args... args) {
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if (result) return result;
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return O::create(args...);
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}
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template <class O = T, class... Args>
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T* orMakeWithFrame(Args... args) {
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if (result) return result;
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return O::createWithSpriteFrameName(args...);
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}
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};
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/**
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* Get bounds for a set of nodes. Based on content
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* size
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* @param nodes Nodes to calculate coverage of
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* @returns Rectangle fitting all nodes. Origin
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* will be <= 0 and size will be >= 0
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*/
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GEODE_DLL cocos2d::CCRect calculateNodeCoverage(std::vector<cocos2d::CCNode*> const& nodes);
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/**
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* Get bounds for a set of nodes. Based on content
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* size
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* @param nodes Nodes to calculate coverage of
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* @returns Rectangle fitting all nodes. Origin
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* will be <= 0 and size will be >= 0
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*/
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GEODE_DLL cocos2d::CCRect calculateNodeCoverage(cocos2d::CCArray* nodes);
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/**
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* Get bounds for a set of nodes. Based on content
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* size
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* @param parent Parent whose children to calculate
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* coverage of
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* @returns Rectangle fitting all the parent's children.
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* Origin will be <= 0 and size will be >= 0
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*/
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GEODE_DLL cocos2d::CCRect calculateChildCoverage(cocos2d::CCNode* parent);
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/**
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* Create a CCScene from a layer and switch to it with the default fade
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* transition
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* @param layer Layer to create a scene from
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* @returns Created scene (not the fade transition)
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*/
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GEODE_DLL cocos2d::CCScene* switchToScene(cocos2d::CCLayer* layer);
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using CreateLayerFunc = cocos2d::CCLayer*(*)();
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/**
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* Reload textures, overwriting the scene to return to after the loading
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* screen is finished
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* @param returnTo A function that returns a new layer. After loading is
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* finished, the game switches to the given layer instead of MenuLayer.
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* Leave nullptr to enable default behaviour
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*/
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GEODE_DLL void reloadTextures(CreateLayerFunc returnTo = nullptr);
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/**
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* Rescale node to fit inside given size
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* @param node Node to rescale
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* @param size Size to fit inside
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* @param def Default size
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* @param min Minimum size
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*/
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GEODE_DLL void limitNodeSize(
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cocos2d::CCNode* node, cocos2d::CCSize const& size, float def, float min
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);
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/**
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* Checks if a node is visible (recursively
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* checks parent visibility)
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* @param node Node to check if visible
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* @returns True if node is visibile. Does
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* not take into account if node is off-screen
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*/
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GEODE_DLL bool nodeIsVisible(cocos2d::CCNode* node);
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/**
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* Gets a node by tag by traversing
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* children recursively
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*
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* @param node Parent node
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* @param tag Target tag
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* @return Child node with specified tag, or
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* null if there is none
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*/
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GEODE_DLL cocos2d::CCNode* getChildByTagRecursive(cocos2d::CCNode* node, int tag);
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/**
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* Get first node that conforms to the predicate
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* by traversing children recursively
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*
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* @param node Parent node
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* @param predicate Predicate used to evaluate nodes
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* @return Child node if one is found, or null if
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* there is none
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*/
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template <class Type = cocos2d::CCNode>
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Type* findFirstChildRecursive(cocos2d::CCNode* node, std::function<bool(Type*)> predicate) {
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if (cast::safe_cast<Type*>(node) && predicate(static_cast<Type*>(node)))
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return static_cast<Type*>(node);
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auto children = node->getChildren();
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if (!children) return nullptr;
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for (int i = 0; i < children->count(); ++i) {
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auto newParent = static_cast<cocos2d::CCNode*>(children->objectAtIndex(i));
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auto child = findFirstChildRecursive(newParent, predicate);
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if (child)
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return child;
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}
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return nullptr;
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}
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/**
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* Checks if a given file exists in CCFileUtils
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* search paths.
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* @param filename File to check
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* @returns True if file exists
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* @example if (fileExistsInSearchPaths("mySprite.png"_spr)) {
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* CCSprite::create("mySprite.png"_spr);
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* } else {
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* CCSprite::create("fallback.png");
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* }
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*/
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GEODE_DLL bool fileExistsInSearchPaths(char const* filename);
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|
|
|
template <typename T>
|
|
struct CCArrayIterator {
|
|
public:
|
|
CCArrayIterator(T* p) : m_ptr(p) {}
|
|
|
|
T* m_ptr;
|
|
|
|
auto& operator*() {
|
|
return *m_ptr;
|
|
}
|
|
|
|
auto& operator*() const {
|
|
return *m_ptr;
|
|
}
|
|
|
|
auto operator->() {
|
|
return m_ptr;
|
|
}
|
|
|
|
auto operator->() const {
|
|
return m_ptr;
|
|
}
|
|
|
|
auto& operator++() {
|
|
++m_ptr;
|
|
return *this;
|
|
}
|
|
|
|
auto& operator--() {
|
|
--m_ptr;
|
|
return *this;
|
|
}
|
|
|
|
auto& operator+=(size_t val) {
|
|
m_ptr += val;
|
|
return *this;
|
|
}
|
|
|
|
auto& operator-=(size_t val) {
|
|
m_ptr -= val;
|
|
return *this;
|
|
}
|
|
|
|
auto operator+(size_t val) const {
|
|
return CCArrayIterator<T>(m_ptr + val);
|
|
}
|
|
|
|
auto operator-(size_t val) const {
|
|
return CCArrayIterator<T>(m_ptr - val);
|
|
}
|
|
|
|
auto operator-(CCArrayIterator<T> const& other) const {
|
|
return m_ptr - other.m_ptr;
|
|
}
|
|
|
|
bool operator<(CCArrayIterator<T> const& other) const {
|
|
return m_ptr < other.m_ptr;
|
|
}
|
|
|
|
bool operator>(CCArrayIterator<T> const& other) const {
|
|
return m_ptr > other.m_ptr;
|
|
}
|
|
|
|
bool operator<=(CCArrayIterator<T> const& other) const {
|
|
return m_ptr <= other.m_ptr;
|
|
}
|
|
|
|
bool operator>=(CCArrayIterator<T> const& other) const {
|
|
return m_ptr >= other.m_ptr;
|
|
}
|
|
|
|
bool operator==(CCArrayIterator<T> const& other) const {
|
|
return m_ptr == other.m_ptr;
|
|
}
|
|
|
|
bool operator!=(CCArrayIterator<T> const& other) const {
|
|
return m_ptr != other.m_ptr;
|
|
}
|
|
};
|
|
|
|
inline void ccDrawColor4B(cocos2d::ccColor4B const& color) {
|
|
cocos2d::ccDrawColor4B(color.r, color.g, color.b, color.a);
|
|
}
|
|
|
|
inline cocos2d::ccColor4B invert4B(cocos2d::ccColor4B const& color) {
|
|
return { static_cast<GLubyte>(255 - color.r), static_cast<GLubyte>(255 - color.g),
|
|
static_cast<GLubyte>(255 - color.b), color.a };
|
|
}
|
|
|
|
inline cocos2d::ccColor3B invert3B(cocos2d::ccColor3B const& color) {
|
|
return { static_cast<GLubyte>(255 - color.r), static_cast<GLubyte>(255 - color.g),
|
|
static_cast<GLubyte>(255 - color.b) };
|
|
}
|
|
|
|
inline cocos2d::ccColor3B lighten3B(cocos2d::ccColor3B const& color, int amount) {
|
|
return {
|
|
static_cast<GLubyte>(utils::clamp(color.r + amount, 0, 255)),
|
|
static_cast<GLubyte>(utils::clamp(color.g + amount, 0, 255)),
|
|
static_cast<GLubyte>(utils::clamp(color.b + amount, 0, 255)),
|
|
};
|
|
}
|
|
|
|
inline cocos2d::ccColor3B darken3B(cocos2d::ccColor3B const& color, int amount) {
|
|
return lighten3B(color, -amount);
|
|
}
|
|
|
|
inline cocos2d::ccColor3B to3B(cocos2d::ccColor4B const& color) {
|
|
return { color.r, color.g, color.b };
|
|
}
|
|
|
|
inline cocos2d::ccColor4B to4B(cocos2d::ccColor3B const& color, GLubyte alpha = 255) {
|
|
return { color.r, color.g, color.b, alpha };
|
|
}
|
|
|
|
inline cocos2d::ccColor4F to4F(cocos2d::ccColor4B const& color) {
|
|
return { color.r / 255.f, color.g / 255.f, color.b / 255.f, color.a / 255.f };
|
|
}
|
|
|
|
constexpr cocos2d::ccColor3B cc3x(int hexValue) {
|
|
if (hexValue <= 0xf)
|
|
return cocos2d::ccColor3B { static_cast<GLubyte>(hexValue * 17),
|
|
static_cast<GLubyte>(hexValue * 17),
|
|
static_cast<GLubyte>(hexValue * 17) };
|
|
if (hexValue <= 0xff)
|
|
return cocos2d::ccColor3B { static_cast<GLubyte>(hexValue),
|
|
static_cast<GLubyte>(hexValue),
|
|
static_cast<GLubyte>(hexValue) };
|
|
if (hexValue <= 0xfff)
|
|
return cocos2d::ccColor3B { static_cast<GLubyte>((hexValue >> 8 & 0xf) * 17),
|
|
static_cast<GLubyte>((hexValue >> 4 & 0xf) * 17),
|
|
static_cast<GLubyte>((hexValue >> 0 & 0xf) * 17) };
|
|
else
|
|
return cocos2d::ccColor3B { static_cast<GLubyte>(hexValue >> 16 & 0xff),
|
|
static_cast<GLubyte>(hexValue >> 8 & 0xff),
|
|
static_cast<GLubyte>(hexValue >> 0 & 0xff) };
|
|
}
|
|
|
|
GEODE_DLL Result<cocos2d::ccColor3B> cc3bFromHexString(std::string const& hexValue);
|
|
GEODE_DLL Result<cocos2d::ccColor4B> cc4bFromHexString(std::string const& hexValue);
|
|
GEODE_DLL std::string cc3bToHexString(cocos2d::ccColor3B const& color);
|
|
GEODE_DLL std::string cc4bToHexString(cocos2d::ccColor4B const& color);
|
|
|
|
template <typename T, typename = std::enable_if_t<std::is_pointer_v<T>>>
|
|
static cocos2d::CCArray* vectorToCCArray(std::vector<T> const& vec) {
|
|
auto res = cocos2d::CCArray::createWithCapacity(vec.size());
|
|
for (auto const& item : vec)
|
|
res->addObject(item);
|
|
return res;
|
|
}
|
|
|
|
template <typename T, typename C, typename = std::enable_if_t<std::is_pointer_v<C>>>
|
|
static cocos2d::CCArray* vectorToCCArray(
|
|
std::vector<T> const& vec, std::function<C(T)> convFunc
|
|
) {
|
|
auto res = cocos2d::CCArray::createWithCapacity(vec.size());
|
|
for (auto const& item : vec)
|
|
res->addObject(convFunc(item));
|
|
return res;
|
|
}
|
|
|
|
template <typename T, typename = std::enable_if_t<std::is_pointer_v<T>>>
|
|
std::vector<T> ccArrayToVector(cocos2d::CCArray* arr) {
|
|
return std::vector<T>(
|
|
reinterpret_cast<T*>(arr->data->arr),
|
|
reinterpret_cast<T*>(arr->data->arr) + arr->data->num
|
|
);
|
|
}
|
|
|
|
template <
|
|
typename K, typename V,
|
|
typename = std::enable_if_t<std::is_same_v<K, std::string> || std::is_same_v<K, intptr_t>>>
|
|
static cocos2d::CCDictionary* mapToCCDict(std::map<K, V> const& map) {
|
|
auto res = cocos2d::CCDictionary::create();
|
|
for (auto const& [key, value] : map)
|
|
res->setObject(value, key);
|
|
return res;
|
|
}
|
|
|
|
template <
|
|
typename K, typename V, typename C,
|
|
typename = std::enable_if_t<std::is_same_v<C, std::string> || std::is_same_v<C, intptr_t>>>
|
|
static cocos2d::CCDictionary* mapToCCDict(
|
|
std::map<K, V> const& map, std::function<C(K)> convFunc
|
|
) {
|
|
auto res = cocos2d::CCDictionary::create();
|
|
for (auto const& [key, value] : map)
|
|
res->setObject(value, convFunc(key));
|
|
return res;
|
|
}
|
|
|
|
// template<typename K, typename V,
|
|
// typename = std::enable_if_t<std::is_same_v<K, std::string> || std::is_same_v<K, intptr_t>> >
|
|
// static std::map<K, V> ccDictToMap(cocos2d::CCDictionary* dict) {
|
|
// auto res = std::map<K, V>();
|
|
// cocos2d::CCDictElement* element = nullptr;
|
|
// CCDICT_FOREACH(dict, element) {
|
|
// if constexpr (std::is_same_v<K, std::string>)
|
|
// res[element->getStrKey()] = element->getObject();
|
|
// if constexpr (std::is_same_v<K, intptr_t>)
|
|
// res[element->getIntKey()] = element->getObject();
|
|
// }
|
|
// return res;
|
|
// }
|
|
}
|
|
|
|
// std specializations
|
|
namespace std {
|
|
// enables using Ref as the key in unordered_map etc.
|
|
template<class T>
|
|
struct hash<geode::Ref<T>> {
|
|
size_t operator()(geode::Ref<T> const& ref) const {
|
|
return std::hash<T*>()(ref.data());
|
|
}
|
|
};
|
|
|
|
template <typename T>
|
|
struct iterator_traits<geode::cocos::CCArrayIterator<T>> {
|
|
using difference_type = ptrdiff_t;
|
|
using value_type = T;
|
|
using pointer = T*;
|
|
using reference = T&;
|
|
using iterator_category =
|
|
std::random_access_iterator_tag; // its random access but im too lazy to implement it
|
|
};
|
|
}
|
|
|
|
// more utils
|
|
namespace geode::cocos {
|
|
struct GEODE_DLL CCArrayInserter {
|
|
public:
|
|
CCArrayInserter(cocos2d::CCArray* p) : m_array(p) {}
|
|
|
|
cocos2d::CCArray* m_array;
|
|
|
|
auto& operator=(cocos2d::CCObject* value) {
|
|
m_array->addObject(value);
|
|
return *this;
|
|
}
|
|
|
|
auto& operator*() {
|
|
return *this;
|
|
}
|
|
|
|
auto& operator++() {
|
|
return *this;
|
|
}
|
|
};
|
|
|
|
template <typename _Type>
|
|
class CCArrayExt {
|
|
protected:
|
|
Ref<cocos2d::CCArray> m_arr;
|
|
using T = std::remove_pointer_t<_Type>;
|
|
|
|
public:
|
|
CCArrayExt() : m_arr(cocos2d::CCArray::create()) {}
|
|
|
|
CCArrayExt(cocos2d::CCArray* arr) : m_arr(arr) {}
|
|
|
|
CCArrayExt(CCArrayExt const& a) : m_arr(a.m_arr) {}
|
|
|
|
CCArrayExt(CCArrayExt&& a) : m_arr(a.m_arr) {
|
|
a.m_arr = nullptr;
|
|
}
|
|
|
|
~CCArrayExt() {}
|
|
|
|
auto begin() {
|
|
if (!m_arr) {
|
|
return CCArrayIterator<T*>(nullptr);
|
|
}
|
|
return CCArrayIterator<T*>(reinterpret_cast<T**>(m_arr->data->arr));
|
|
}
|
|
|
|
auto end() {
|
|
if (!m_arr) {
|
|
return CCArrayIterator<T*>(nullptr);
|
|
}
|
|
return CCArrayIterator<T*>(reinterpret_cast<T**>(m_arr->data->arr) + m_arr->count());
|
|
}
|
|
size_t size() const {
|
|
return m_arr ? m_arr->count() : 0;
|
|
}
|
|
|
|
T operator[](size_t index) {
|
|
return static_cast<T*>(m_arr->objectAtIndex(index));
|
|
}
|
|
|
|
void push_back(T* item) {
|
|
m_arr->addObject(item);
|
|
}
|
|
|
|
T* pop_back() {
|
|
T ret = m_arr->lastObject();
|
|
m_arr->removeLastObject();
|
|
return ret;
|
|
}
|
|
|
|
cocos2d::CCArray* inner() {
|
|
return m_arr;
|
|
}
|
|
};
|
|
|
|
template <typename K, typename T>
|
|
struct CCDictIterator {
|
|
public:
|
|
CCDictIterator(cocos2d::CCDictElement* p) : m_ptr(p) {}
|
|
|
|
cocos2d::CCDictElement* m_ptr;
|
|
|
|
std::pair<K, T> operator*() {
|
|
if constexpr (std::is_same<K, std::string>::value) {
|
|
return { m_ptr->getStrKey(), static_cast<T>(m_ptr->getObject()) };
|
|
}
|
|
else {
|
|
return { m_ptr->getIntKey(), static_cast<T>(m_ptr->getObject()) };
|
|
}
|
|
}
|
|
|
|
auto& operator++() {
|
|
m_ptr = static_cast<decltype(m_ptr)>(m_ptr->hh.next);
|
|
return *this;
|
|
}
|
|
|
|
friend bool operator==(CCDictIterator<K, T> const& a, CCDictIterator<K, T> const& b) {
|
|
return a.m_ptr == b.m_ptr;
|
|
};
|
|
|
|
friend bool operator!=(CCDictIterator<K, T> const& a, CCDictIterator<K, T> const& b) {
|
|
return a.m_ptr != b.m_ptr;
|
|
};
|
|
|
|
bool operator!=(int b) {
|
|
return m_ptr != nullptr;
|
|
}
|
|
};
|
|
|
|
template <typename K, typename T>
|
|
struct CCDictEntry {
|
|
K m_key;
|
|
cocos2d::CCDictionary* m_dict;
|
|
|
|
CCDictEntry(K key, cocos2d::CCDictionary* dict) : m_key(key), m_dict(dict) {}
|
|
|
|
T operator->() {
|
|
return static_cast<T>(m_dict->objectForKey(m_key));
|
|
}
|
|
|
|
operator T() {
|
|
return static_cast<T>(m_dict->objectForKey(m_key));
|
|
}
|
|
|
|
CCDictEntry& operator=(T f) {
|
|
m_dict->setObject(f, m_key);
|
|
return *this;
|
|
}
|
|
};
|
|
|
|
template <typename K, typename T>
|
|
struct CCDictionaryExt {
|
|
protected:
|
|
cocos2d::CCDictionary* m_dict;
|
|
|
|
public:
|
|
CCDictionaryExt() : m_dict(cocos2d::CCDictionary::create()) {
|
|
m_dict->retain();
|
|
}
|
|
|
|
CCDictionaryExt(cocos2d::CCDictionary* dict) : m_dict(dict) {
|
|
m_dict->retain();
|
|
}
|
|
|
|
CCDictionaryExt(CCDictionaryExt const& d) : m_dict(d.m_dict) {
|
|
m_dict->retain();
|
|
}
|
|
|
|
CCDictionaryExt(CCDictionaryExt&& d) : m_dict(d.m_dict) {
|
|
d.m_dict = nullptr;
|
|
}
|
|
|
|
~CCDictionaryExt() {
|
|
if (m_dict) m_dict->release();
|
|
}
|
|
|
|
CCDictionaryExt const& operator=(cocos2d::CCDictionary* d) {
|
|
m_dict->release();
|
|
m_dict = d;
|
|
m_dict->retain();
|
|
}
|
|
|
|
auto begin() {
|
|
return CCDictIterator<K, T*>(m_dict->m_pElements);
|
|
}
|
|
|
|
// do not use this
|
|
auto end() {
|
|
return nullptr;
|
|
}
|
|
|
|
size_t size() {
|
|
return m_dict->count();
|
|
}
|
|
|
|
auto operator[](K key) {
|
|
auto ret = static_cast<T*>(m_dict->objectForKey(key));
|
|
if (!ret) m_dict->setObject(cocos2d::CCNode::create(), key);
|
|
|
|
return CCDictEntry<K, T*>(key, m_dict);
|
|
}
|
|
|
|
size_t count(K key) {
|
|
return m_dict->allKeys(key)->count();
|
|
}
|
|
};
|
|
|
|
// namespace for storing implementation stuff for
|
|
// inline member functions
|
|
namespace {
|
|
// class that holds the lambda (probably should've just used
|
|
// std::function but hey, this one's heap-free!)
|
|
template <class F, class Ret, class... Args>
|
|
struct LambdaHolder {
|
|
bool m_assigned = false;
|
|
|
|
// lambdas don't implement operator= so we
|
|
// gotta do this wacky union stuff
|
|
union {
|
|
F m_lambda;
|
|
};
|
|
|
|
LambdaHolder() {}
|
|
|
|
~LambdaHolder() {
|
|
if (m_assigned) {
|
|
m_lambda.~F();
|
|
}
|
|
}
|
|
|
|
LambdaHolder(F&& func) {
|
|
this->assign(std::forward<F>(func));
|
|
}
|
|
|
|
Ret operator()(Args... args) {
|
|
if (m_assigned) {
|
|
return m_lambda(std::forward<Args>(args)...);
|
|
}
|
|
else {
|
|
return Ret();
|
|
}
|
|
}
|
|
|
|
void assign(F&& func) {
|
|
if (m_assigned) {
|
|
m_lambda.~F();
|
|
}
|
|
new (&m_lambda) F(func);
|
|
m_assigned = true;
|
|
}
|
|
};
|
|
|
|
// Extract parameters and return type from a lambda
|
|
template <class Func>
|
|
struct ExtractLambda : public ExtractLambda<decltype(&Func::operator())> {};
|
|
|
|
template <class C, class R, class... Args>
|
|
struct ExtractLambda<R (C::*)(Args...) const> {
|
|
using Ret = R;
|
|
using Params = std::tuple<Args...>;
|
|
};
|
|
|
|
// Class for storing the member function
|
|
template <class Base, class Func, class Args>
|
|
struct InlineMemberFunction;
|
|
|
|
template <class Base, class Func, class... Args>
|
|
struct InlineMemberFunction<Base, Func, std::tuple<Args...>> : public Base {
|
|
using Ret = typename ExtractLambda<Func>::Ret;
|
|
using Selector = Ret (Base::*)(Args...);
|
|
using Holder = LambdaHolder<Func, Ret, Args...>;
|
|
|
|
static inline Holder s_selector {};
|
|
|
|
Ret selector(Args... args) {
|
|
return s_selector(std::forward<Args>(args)...);
|
|
}
|
|
|
|
static Selector get(Func&& function) {
|
|
s_selector.assign(std::move(function));
|
|
return static_cast<Selector>(&InlineMemberFunction::selector);
|
|
}
|
|
};
|
|
}
|
|
|
|
/**
|
|
* Wrap a lambda into a member function pointer. Useful for creating
|
|
* callbacks that have to be members of a class without having to deal
|
|
* with all of the boilerplate associated with defining a new class
|
|
* member function.
|
|
*
|
|
* Do note that due to implementation problems, captures may have
|
|
* unexpected side-effects. In practice, lambda member functions with
|
|
* captures do not work properly in loops. If you assign the same
|
|
* member lambda to multiple different targets, they will share the
|
|
* same captured values.
|
|
*/
|
|
template <class Base, class Func>
|
|
[[deprecated(
|
|
"Due to too many implementation problems, "
|
|
"makeMemberFunction will be removed in the future."
|
|
)]] static auto
|
|
makeMemberFunction(Func&& function) {
|
|
return InlineMemberFunction<Base, Func, typename ExtractLambda<Func>::Params>::get(
|
|
std::move(function)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Create a SEL_MenuHandler out of a lambda with optional captures. Useful
|
|
* for adding callbacks to CCMenuItemSpriteExtras without needing to add
|
|
* the callback as a member to a class. Use the GEODE_MENU_SELECTOR class
|
|
* for even more concise code.
|
|
*
|
|
* Do note that due to implementation problems, captures may have
|
|
* unexpected side-effects. In practice, **you should not expect to be able
|
|
* to pass any more information than you can pass to a normal menu selector
|
|
* through captures**. If you assign the same member lambda to multiple
|
|
* different targets, they will share the same captured values.
|
|
*/
|
|
template <class Func>
|
|
[[deprecated(
|
|
"Due to too many implementation problems, "
|
|
"makeMenuSelector will be removed in the future."
|
|
)]] static cocos2d::SEL_MenuHandler
|
|
makeMenuSelector(Func&& selector) {
|
|
return reinterpret_cast<cocos2d::SEL_MenuHandler>(
|
|
makeMemberFunction<cocos2d::CCObject, Func>(std::move(selector))
|
|
);
|
|
}
|
|
|
|
#define GEODE_MENU_SELECTOR(senderArg, ...) \
|
|
makeMenuSelector([this](senderArg) { \
|
|
__VA_ARGS__; \
|
|
})
|
|
}
|