1084 lines
16 KiB
C++
1084 lines
16 KiB
C++
#pragma once
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#include "e2dmacros.h"
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namespace e2d
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{
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// 方向
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enum class Direction : int
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{
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Up, /* 上 */
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Down, /* 下 */
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Left, /* 左 */
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Right /* 右 */
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};
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// 线条相交样式
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enum class LineJoin : int
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{
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Miter = 0, /* 斜切 */
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Bevel = 1, /* 斜角 */
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Round = 2 /* 圆角 */
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};
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class Size;
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// 坐标
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class Point
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{
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public:
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float x; // X 坐标
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float y; // Y 坐标
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public:
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Point();
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Point(float x, float y);
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Point(const Point& other);
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Point operator + (Point const & point) const;
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Point operator - (Point const & point) const;
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Point operator * (float const & point) const;
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Point operator / (float const & point) const;
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Point operator - () const;
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bool operator== (const Point& point) const;
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operator e2d::Size() const;
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// 判断两点间距离
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static float distance(const Point&, const Point&);
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};
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// 二维向量
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typedef Point Vector2;
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// 大小
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class Size
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{
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public:
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float width; // 宽度
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float height; // 高度
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public:
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Size();
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Size(float width, float height);
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Size(const Size& other);
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Size operator + (Size const & size) const;
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Size operator - (Size const & size) const;
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Size operator * (float const & size) const;
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Size operator / (float const & size) const;
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Size operator - () const;
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bool operator== (const Size& size) const;
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operator e2d::Point() const;
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};
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// 矩形
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class Rect
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{
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public:
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Point origin; // 原点坐标
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Size size; // 宽度和高度
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public:
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Rect();
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Rect(float x, float y, float width, float height);
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Rect(const Point& pos, const Size& size);
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Rect(const Rect& other);
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Rect& operator= (const Rect& other);
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bool operator== (const Rect& rect) const;
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// 设置矩形
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void setRect(
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float x,
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float y,
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float width,
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float height
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);
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// 判断点是否在矩形内
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bool containsPoint(
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const Point& point
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) const;
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// 判断两矩形是否相交
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bool intersects(
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const Rect& rect
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) const;
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};
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// 字符串
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class String
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{
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public:
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String();
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String(const String &);
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String(const char *);
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String(const wchar_t *);
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String(String &&);
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~String();
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// 判断字符串是否为空
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bool isEmpty() const;
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// 获取字符串长度
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int getLength() const;
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// 获取该字符串的散列值
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size_t getHashCode() const;
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// 获取 Unicode 字符串
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std::wstring getWString() const;
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// 获取 ANSI 字符串
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std::string getCString() const;
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// 获取指定位置字符
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wchar_t at(
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int index
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) const;
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// 比较字符串
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int compare(
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const String & str
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) const;
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// 截取字符串
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e2d::String subtract(
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int offset, /* 偏移量 */
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int count = -1 /* 截取字符数量 */
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) const;
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// 插入字符串
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void insert(
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const String & str,
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int pos
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);
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// 替换字符串中的指定内容
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void replace(
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const String & from, /* 需替换内容 */
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const String & to /* 替换成内容 */
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);
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// 删除字符串中的指定内容
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void erase(
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int offset, /* 偏移量 */
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int count /* 删除字符数量 */
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);
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// 搜索字符串
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int find(
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const String & str, /* 查找内容 */
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int offset = 0 /* 偏移量 */
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) const;
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// 清空字符串
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void clear();
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// 获取大写字符串
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String toUpper() const;
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// 获取小写字符串
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String toLower() const;
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// 将字符串转化为 int 型
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int toInt() const;
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// 将字符串转化为 float 型
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float toFloat() const;
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// 将字符串转化为 double 型
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double toDouble() const;
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// 将字符串转化为 bool 型
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bool toBool() const;
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// 数字类型转字符串
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static String parse(int value);
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static String parse(unsigned int value);
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static String parse(float value);
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static String parse(double value);
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// 格式化字符串
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static String format(const char * format, ...);
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static String format(const wchar_t * format, ...);
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// 交换两字符串
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static void swap(String &str1, String &str2);
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// 赋值运算符
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String& operator= (const String &);
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String& operator= (const char *);
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String& operator= (const wchar_t *);
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// 运算符
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String& operator+= (const String &);
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String& operator+= (const char *);
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String& operator+= (const wchar_t *);
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String operator+ (const String &);
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String operator+ (const char *);
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String operator+ (const wchar_t *);
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// 友元运算符
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friend String operator+ (const char *, const String &);
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friend String operator+ (const wchar_t*, const String &);
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// 类型转换操作符
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E2D_OP_EXPLICIT operator const wchar_t* () const;
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E2D_OP_EXPLICIT operator wchar_t* () const;
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E2D_OP_EXPLICIT operator const char* () const;
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E2D_OP_EXPLICIT operator char* () const;
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// 比较运算符
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bool operator== (const String &) const;
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bool operator== (const char *) const;
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bool operator== (const wchar_t *) const;
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bool operator!= (const String &) const;
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bool operator!= (const char *) const;
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bool operator!= (const wchar_t *) const;
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bool operator> (const String &) const;
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bool operator>= (const String &) const;
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bool operator< (const String &) const;
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bool operator<= (const String &) const;
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// << 运算符（后接字符串）
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String& operator<< (const String &);
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String& operator<< (const char *);
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String& operator<< (char *);
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String& operator<< (const wchar_t *);
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String& operator<< (wchar_t *);
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String& operator<< (int value);
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String& operator<< (unsigned int value);
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String& operator<< (float value);
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String& operator<< (double value);
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// 其他运算符
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wchar_t& operator[] (int);
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friend std::ostream& operator<< (std::ostream &, const String &);
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friend std::wostream& operator<< (std::wostream &, const String &);
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friend std::istream& operator>> (std::istream &, String &);
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friend std::wistream& operator>> (std::wistream &, String &);
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private:
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std::wstring _str;
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};
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// 颜色
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class Color
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{
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public:
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Color();
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Color(
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float r,
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float g,
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float b
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);
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Color(
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float r,
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float g,
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float b,
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float alpha
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);
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Color(
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UINT rgb
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);
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Color(
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UINT rgb,
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float alpha
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);
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D2D1_COLOR_F toD2DColorF() const;
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public:
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enum Value : UINT
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{
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Black = 0x000000,
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Blue = 0x0000FF,
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BlueViolet = 0x8A2BE2,
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Brown = 0xA52A2A,
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Chocolate = 0xD2691E,
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DarkBlue = 0x00008B,
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DarkGray = 0xA9A9A9,
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DarkGreen = 0x006400,
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DarkOrange = 0xFF8C00,
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DarkRed = 0x8B0000,
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DarkViolet = 0x9400D3,
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ForestGreen = 0x228B22,
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Gold = 0xFFD700,
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Gray = 0x808080,
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Green = 0x008000,
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GreenYellow = 0xADFF2F,
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LightBlue = 0xADD8E6,
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LightCyan = 0xE0FFFF,
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LightGreen = 0x90EE90,
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LightGray = 0xD3D3D3,
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LightPink = 0xFFB6C1,
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LightSeaGreen = 0x20B2AA,
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LightSkyBlue = 0x87CEFA,
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LightYellow = 0xFFFFE0,
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Orange = 0xFFA500,
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OrangeRed = 0xFF4500,
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Pink = 0xFFC0CB,
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Purple = 0x800080,
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Red = 0xFF0000,
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Silver = 0xC0C0C0,
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SkyBlue = 0x87CEEB,
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Snow = 0xFFFAFA,
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Violet = 0xEE82EE,
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Wheat = 0xF5DEB3,
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White = 0xFFFFFF,
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WhiteSmoke = 0xF5F5F5,
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Wood = 0xDEB887,
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Yellow = 0xFFFF00,
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Yellow_Green = 0x9ACD32
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};
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private:
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void _init(
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UINT rgb,
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float alpha
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);
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private:
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float r;
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float g;
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float b;
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float a;
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};
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// 函数对象
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class Function
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{
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public:
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Function();
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Function(
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std::nullptr_t
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);
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Function(
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std::function<void()> func
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);
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template<typename Func>
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Function(Func func) : _func(func) {}
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template<typename Func, typename Object>
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Function(
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Func&& func, /* 对象的成员函数 */
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Object&& obj /* 对象指针 */
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)
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{
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_func = std::bind(func, obj);
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}
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void operator() (void) const;
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E2D_OP_EXPLICIT operator bool() const;
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protected:
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std::function<void()> _func;
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};
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// 时间段
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class Duration
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{
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public:
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Duration();
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explicit Duration(
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int ms
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);
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explicit Duration(
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const std::chrono::milliseconds& ms
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);
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// 获取毫秒数
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int milliseconds() const;
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// 获取秒数
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float seconds() const;
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bool operator== (const Duration &) const;
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bool operator!= (const Duration &) const;
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bool operator> (const Duration &) const;
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bool operator>= (const Duration &) const;
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bool operator< (const Duration &) const;
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bool operator<= (const Duration &) const;
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Duration operator + (Duration const & other) const;
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Duration operator - (Duration const & other) const;
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protected:
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std::chrono::milliseconds _ms;
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};
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// 时间点
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class Time
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{
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public:
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Time();
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explicit Time(
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const std::chrono::steady_clock::time_point& time
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);
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// 获取时间戳
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time_t getTimeStamp() const;
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Time operator + (Duration const & other) const;
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Time& operator += (Duration const &);
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Duration operator - (Time const & other) const;
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// 获取当前时间
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static Time now();
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protected:
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std::chrono::steady_clock::time_point _timePoint;
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};
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// 字体
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class Font
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{
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public:
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String family; // 字体族
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float size; // 字号
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UINT weight; // 粗细值
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bool italic; // 斜体
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public:
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// 字体粗细值
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enum Weight : UINT
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{
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Thin = 100,
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ExtraLight = 200,
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Light = 300,
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Normal = 400,
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Medium = 500,
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Bold = 700,
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ExtraBold = 800,
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Black = 900,
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ExtraBlack = 950
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};
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public:
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Font();
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explicit Font(
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const String& family,
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float size = 22,
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UINT weight = Font::Weight::Normal,
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bool italic = false
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);
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};
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// 鼠标键值
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enum class MouseCode : int
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{
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Left, /* 鼠标左键 */
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Right, /* 鼠标右键 */
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Middle /* 鼠标中键 */
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};
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// 键盘键值
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enum class KeyCode : int
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{
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Unknown = 0,
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Up = 0xC8,
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Left = 0xCB,
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Right = 0xCD,
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Down = 0xD0,
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Enter = 0x1C,
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Space = 0x39,
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Esc = 0x01,
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Q = 0x10,
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W = 0x11,
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E = 0x12,
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R = 0x13,
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T = 0x14,
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Y = 0x15,
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U = 0x16,
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I = 0x17,
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O = 0x18,
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P = 0x19,
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A = 0x1E,
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S = 0x1F,
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D = 0x20,
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F = 0x21,
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G = 0x22,
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H = 0x23,
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J = 0x24,
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K = 0x25,
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L = 0x26,
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Z = 0x2C,
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X = 0x2D,
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C = 0x2E,
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V = 0x2F,
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B = 0x30,
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N = 0x31,
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M = 0x32,
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Num1 = 0x02,
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Num2 = 0x03,
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Num3 = 0x04,
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Num4 = 0x05,
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Num5 = 0x06,
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Num6 = 0x07,
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Num7 = 0x08,
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Num8 = 0x09,
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Num9 = 0x0A,
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Num0 = 0x0B,
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Numpad7 = 0x47,
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Numpad8 = 0x48,
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Numpad9 = 0x49,
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Numpad4 = 0x4B,
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Numpad5 = 0x4C,
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Numpad6 = 0x4D,
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Numpad1 = 0x4F,
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Numpad2 = 0x50,
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Numpad3 = 0x51,
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Numpad0 = 0x52,
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};
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|
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// 按键消息
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class KeyEvent
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{
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public:
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// 按键消息类型
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enum class Type : int
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{
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Down = 0x0100, // 按下
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Up // 抬起
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};
|
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|
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public:
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explicit KeyEvent(
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HWND hWnd,
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UINT message,
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WPARAM wParam,
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LPARAM lParam
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);
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// 获取按键键值
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KeyCode getCode() const;
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// 获取按键次数
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int getCount() const;
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// 获取事件类型
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KeyEvent::Type getType() const;
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|
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// VK 键值转换
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static KeyCode convertKeyCode(
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WPARAM wParam
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);
|
|
|
|
protected:
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int _count;
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KeyCode _code;
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KeyEvent::Type _type;
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};
|
|
|
|
|
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// 鼠标消息
|
|
class MouseEvent
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|
{
|
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public:
|
|
// 鼠标消息类型
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|
enum class Type : int
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|
{
|
|
Move = 0x0200, // 鼠标移动
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|
LeftDown, // 鼠标左键按下
|
|
LeftUp, // 鼠标左键抬起
|
|
LeftDoubleClick, // 鼠标左键双击
|
|
RightDown, // 鼠标右键按下
|
|
RightUp, // 鼠标右键抬起
|
|
RightDoubleClick, // 鼠标右键双击
|
|
MiddleDown, // 鼠标中键按下
|
|
MiddleUp, // 鼠标中键抬起
|
|
MiddleDoubleClick, // 鼠标中键双击
|
|
Wheel // 滑动滚轮
|
|
};
|
|
|
|
public:
|
|
explicit MouseEvent(
|
|
HWND hWnd,
|
|
UINT message,
|
|
WPARAM wParam,
|
|
LPARAM lParam
|
|
);
|
|
|
|
// 获取鼠标横坐标
|
|
float getX() const;
|
|
|
|
// 获取鼠标纵坐标
|
|
float getY() const;
|
|
|
|
// 获取鼠标坐标
|
|
Point getPos() const;
|
|
|
|
// 获取事件类型
|
|
MouseEvent::Type getType() const;
|
|
|
|
float getWheelDelta() const;
|
|
|
|
// 鼠标左键是否按下
|
|
bool isLButtonDown() const;
|
|
|
|
// 鼠标右键是否按下
|
|
bool isRButtonDown() const;
|
|
|
|
// 鼠标中键是否按下
|
|
bool isMButtonDown() const;
|
|
|
|
// Shift 键是否按下
|
|
bool isShiftDown() const;
|
|
|
|
// Ctrl 键是否按下
|
|
bool isCtrlDown() const;
|
|
|
|
protected:
|
|
UINT _message;
|
|
WPARAM _wParam;
|
|
LPARAM _lParam;
|
|
Point _pos;
|
|
MouseEvent::Type _type;
|
|
};
|
|
|
|
|
|
class Node;
|
|
|
|
// 碰撞体
|
|
class Collider
|
|
{
|
|
public:
|
|
// 碰撞体形状
|
|
enum class Shape
|
|
{
|
|
None, /* 无 */
|
|
Rect, /* 矩形 */
|
|
Circle, /* 圆形 */
|
|
Ellipse /* 椭圆形 */
|
|
};
|
|
|
|
// 碰撞体交集关系
|
|
enum class Relation : int
|
|
{
|
|
Unknown = 0, /* 关系不确定 */
|
|
Disjoin = 1, /* 没有交集 */
|
|
IsContained = 2, /* 完全被包含 */
|
|
Contains = 3, /* 完全包含 */
|
|
Overlap = 4 /* 部分重叠 */
|
|
};
|
|
|
|
public:
|
|
explicit Collider(
|
|
Node * parent
|
|
);
|
|
|
|
virtual ~Collider();
|
|
|
|
// 设置碰撞体形状
|
|
void setShape(
|
|
Shape shape
|
|
);
|
|
|
|
// 是否触发碰撞事件
|
|
void setCollisionNotify(
|
|
bool notify
|
|
);
|
|
|
|
// 启用或关闭该碰撞体
|
|
void setEnabled(
|
|
bool enabled
|
|
);
|
|
|
|
// 设置碰撞体的可见性
|
|
void setVisible(
|
|
bool visible
|
|
);
|
|
|
|
// 设置绘制颜色
|
|
void setColor(
|
|
Color color
|
|
);
|
|
|
|
// 判断两碰撞体的交集关系
|
|
Relation getRelationWith(
|
|
Collider * pCollider
|
|
) const;
|
|
|
|
// 是否启用碰撞体
|
|
bool isEnabled() const;
|
|
|
|
// 是否可见
|
|
bool isVisible() const;
|
|
|
|
// 是否触发碰撞事件
|
|
bool isCollisionNotify() const;
|
|
|
|
// 获取绘制颜色
|
|
Color getColor() const;
|
|
|
|
// 获取形状
|
|
Shape getShape() const;
|
|
|
|
// 获取绑定节点
|
|
Node* getNode() const;
|
|
|
|
// 获取 ID2D1Geometry* 对象
|
|
ID2D1Geometry* getGeometry() const;
|
|
|
|
// 重新生成
|
|
void recreate();
|
|
|
|
// 渲染碰撞体
|
|
void render();
|
|
|
|
protected:
|
|
E2D_DISABLE_COPY(Collider);
|
|
|
|
protected:
|
|
bool _enabled;
|
|
bool _visible;
|
|
bool _notify;
|
|
Color _color;
|
|
Node * _parentNode;
|
|
Shape _shape;
|
|
ID2D1Geometry* _geometry;
|
|
};
|
|
|
|
|
|
// 碰撞事件
|
|
class Collision
|
|
{
|
|
public:
|
|
Collision();
|
|
|
|
explicit Collision(
|
|
Node* node,
|
|
Collider::Relation relation
|
|
);
|
|
|
|
~Collision();
|
|
|
|
// 获取发生碰撞节点
|
|
Node* getNode() const;
|
|
|
|
// 获取交集关系
|
|
Collider::Relation getRelation() const;
|
|
|
|
protected:
|
|
Node* _node;
|
|
Collider::Relation _relation;
|
|
};
|
|
|
|
|
|
// 资源
|
|
class Resource
|
|
{
|
|
public:
|
|
Resource(
|
|
const String& fileName /* 文件路径 */
|
|
);
|
|
|
|
Resource(
|
|
size_t resNameId, /* 资源名称 */
|
|
const String& resType /* 资源类型 */
|
|
);
|
|
|
|
// 是否是本地文件
|
|
bool isFile() const;
|
|
|
|
const String& getFileName() const;
|
|
|
|
size_t getResNameId() const;
|
|
|
|
const String& getResType() const;
|
|
|
|
size_t getKey() const;
|
|
|
|
// 比较运算符
|
|
bool operator> (const Resource &) const;
|
|
bool operator>= (const Resource &) const;
|
|
bool operator< (const Resource &) const;
|
|
bool operator<= (const Resource &) const;
|
|
|
|
protected:
|
|
bool _isFile;
|
|
size_t _resNameId;
|
|
String _resType;
|
|
String _fileName;
|
|
};
|
|
|
|
|
|
// 引用计数对象
|
|
class Ref
|
|
{
|
|
public:
|
|
Ref();
|
|
|
|
virtual ~Ref();
|
|
|
|
// 增加引用计数
|
|
void retain();
|
|
|
|
// 减少引用计数
|
|
void release();
|
|
|
|
// 获取引用计数
|
|
int getRefCount() const;
|
|
|
|
protected:
|
|
E2D_DISABLE_COPY(Ref);
|
|
|
|
private:
|
|
int _refCount;
|
|
};
|
|
|
|
|
|
// 图片
|
|
class Image :
|
|
public Ref
|
|
{
|
|
public:
|
|
Image();
|
|
|
|
explicit Image(
|
|
const Resource& res
|
|
);
|
|
|
|
explicit Image(
|
|
const Resource& res,
|
|
const Rect& cropRect /* 裁剪矩形 */
|
|
);
|
|
|
|
explicit Image(
|
|
const String& fileName
|
|
);
|
|
|
|
explicit Image(
|
|
const String& fileName,
|
|
const Rect& cropRect /* 裁剪矩形 */
|
|
);
|
|
|
|
virtual ~Image();
|
|
|
|
// 加载图片资源
|
|
bool open(
|
|
const Resource& res
|
|
);
|
|
|
|
// 加载图片资源
|
|
bool open(
|
|
const String& fileName
|
|
);
|
|
|
|
// 将图片裁剪为矩形
|
|
void crop(
|
|
const Rect& cropRect /* 裁剪矩形 */
|
|
);
|
|
|
|
// 获取宽度
|
|
virtual float getWidth() const;
|
|
|
|
// 获取高度
|
|
virtual float getHeight() const;
|
|
|
|
// 获取大小
|
|
virtual Size getSize() const;
|
|
|
|
// 获取源图片宽度
|
|
virtual float getSourceWidth() const;
|
|
|
|
// 获取源图片高度
|
|
virtual float getSourceHeight() const;
|
|
|
|
// 获取源图片大小
|
|
virtual Size getSourceSize() const;
|
|
|
|
// 获取裁剪位置 X 坐标
|
|
virtual float getCropX() const;
|
|
|
|
// 获取裁剪位置 Y 坐标
|
|
virtual float getCropY() const;
|
|
|
|
// 获取裁剪位置
|
|
virtual Point getCropPos() const;
|
|
|
|
// 获取 ID2D1Bitmap 对象
|
|
ID2D1Bitmap * getBitmap();
|
|
|
|
// 预加载图片资源
|
|
static bool preload(
|
|
const Resource& res
|
|
);
|
|
|
|
// 清空缓存
|
|
static void clearCache();
|
|
|
|
protected:
|
|
E2D_DISABLE_COPY(Image);
|
|
|
|
// 设置 Bitmap
|
|
void _setBitmap(
|
|
ID2D1Bitmap * bitmap
|
|
);
|
|
|
|
protected:
|
|
Rect _cropRect;
|
|
ID2D1Bitmap * _bitmap;
|
|
|
|
static std::map<Resource, ID2D1Bitmap*> _bitmapCache;
|
|
};
|
|
|
|
|
|
// 场景
|
|
class Scene :
|
|
public Ref
|
|
{
|
|
public:
|
|
Scene();
|
|
|
|
virtual ~Scene();
|
|
|
|
// 进入场景
|
|
virtual void onEnter() {}
|
|
|
|
// 退出场景
|
|
virtual void onExit() {}
|
|
|
|
// 按键消息
|
|
// 说明：返回 false 将阻止消息继续传递
|
|
virtual bool onKeyEvent(KeyEvent e) { return true; }
|
|
|
|
// 鼠标消息
|
|
// 说明：返回 false 将阻止消息继续传递
|
|
virtual bool onMouseEvent(MouseEvent e) { return true; }
|
|
|
|
// 碰撞消息
|
|
virtual void onCollision(Collision collision) { }
|
|
|
|
// 关闭窗口
|
|
// 说明：返回 false 将阻止窗口关闭
|
|
virtual bool onCloseWindow() { return true; }
|
|
|
|
// 重写这个函数，它将在每一帧画面刷新时执行
|
|
virtual void onUpdate() {}
|
|
|
|
// 开启或禁用 onUpdate 函数
|
|
void setAutoUpdate(
|
|
bool bAutoUpdate
|
|
);
|
|
|
|
// 添加节点到场景
|
|
void add(
|
|
Node * child, /* 要添加的节点 */
|
|
int zOrder = 0 /* 渲染顺序 */
|
|
);
|
|
|
|
// 添加多个节点到场景
|
|
virtual void add(
|
|
const std::vector<Node*>& nodes, /* 节点数组 */
|
|
int order = 0 /* 渲染顺序 */
|
|
);
|
|
|
|
// 删除子节点
|
|
bool remove(
|
|
Node * child
|
|
);
|
|
|
|
// 获取名称相同的子节点
|
|
Node* getChild(
|
|
const String& name
|
|
) const;
|
|
|
|
// 获取所有名称相同的子节点
|
|
std::vector<Node*> getChildren(
|
|
const String& name
|
|
) const;
|
|
|
|
// 获取所有子节点
|
|
const std::vector<Node*>& getAllChildren() const;
|
|
|
|
// 获取根节点
|
|
Node * getRoot() const;
|
|
|
|
// 渲染场景画面
|
|
void render();
|
|
|
|
// 更新场景内容
|
|
void update();
|
|
|
|
// 分发鼠标消息
|
|
void dispatch(
|
|
const MouseEvent& e
|
|
);
|
|
|
|
// 分发按键消息
|
|
void dispatch(
|
|
const KeyEvent& e
|
|
);
|
|
|
|
protected:
|
|
E2D_DISABLE_COPY(Scene);
|
|
|
|
protected:
|
|
bool _autoUpdate;
|
|
Node * _root;
|
|
};
|
|
|
|
|
|
}
|
|
|
|
|
|
namespace e2d
|
|
{
|
|
struct autorelease_t { };
|
|
|
|
extern autorelease_t const autorelease;
|
|
}
|
|
|
|
void* operator new(
|
|
size_t size,
|
|
e2d::autorelease_t const&
|
|
) E2D_NOEXCEPT;
|
|
|
|
void operator delete(
|
|
void* block,
|
|
e2d::autorelease_t const&
|
|
) E2D_NOEXCEPT;
|