增加Rect抽象矩形类

core/Common/Point.cpp

@@ -41,4 +41,9 @@ e2d::Point::operator e2d::Size() const
 e2d::Point e2d::Point::operator-() const
 {
 	return Point(-x, -y);
-}
+}
+
+bool e2d::Point::operator==(const Point & point) const
+{
+	return (x == point.x) && (y == point.y);
+}

core/Common/Rect.cpp

@@ -0,0 +1,59 @@
+#include "..\e2dcommon.h"
+
+e2d::Rect::Rect(void)
+{
+	setRect(0.0, 0.0, 0.0, 0.0);
+}
+
+e2d::Rect::Rect(double x, double y, double width, double height)
+{
+	setRect(x, y, width, height);
+}
+
+e2d::Rect::Rect(const Point& pos, const Size& size)
+{
+	setRect(pos.x, pos.y, size.width, size.height);
+}
+
+e2d::Rect::Rect(const Rect& other)
+{
+	setRect(other.origin.x, other.origin.y, other.size.width, other.size.height);
+}
+
+e2d::Rect& e2d::Rect::operator= (const Rect& other)
+{
+	setRect(other.origin.x, other.origin.y, other.size.width, other.size.height);
+	return *this;
+}
+
+bool e2d::Rect::operator==(const Rect & rect) const
+{
+	return (origin == rect.origin) && (size == rect.size);
+}
+
+void e2d::Rect::setRect(double x, double y, double width, double height)
+{
+	origin.x = x;
+	origin.y = y;
+
+	size.width = width;
+	size.height = height;
+}
+
+bool e2d::Rect::containsPoint(const Point& point) const
+{
+	if (point.x >= origin.x && point.x <= (origin.y + size.height)
+		&& point.y >= origin.y && point.y <= (origin.y + size.height))
+	{
+		return true;
+	}
+	return false;
+}
+
+bool e2d::Rect::intersects(const Rect& rect) const
+{
+	return !((origin.x + size.width)			< rect.origin.x ||
+			(rect.origin.x + rect.size.width)	<      origin.x ||
+			(origin.y + size.height)			< rect.origin.y ||
+			(rect.origin.y + rect.size.height)	<      origin.y);
+}

core/Common/Size.cpp

@@ -40,4 +40,9 @@ e2d::Size::operator e2d::Point() const
 e2d::Size e2d::Size::operator-() const
 {
 	return Size(-width, -height);
-}
+}
+
+bool e2d::Size::operator==(const Size & size) const
+{
+	return (width == size.width) && (height == size.height);
+}

core/Common/String.cpp

@@ -129,7 +129,7 @@ e2d::String & e2d::String::operator=(const String &str)
 	return (*this);
 }
 
-bool e2d::String::operator==(const wchar_t *str)
+bool e2d::String::operator==(const wchar_t *str) const
 {
 	if (str)
 	{
@@ -141,7 +141,7 @@ bool e2d::String::operator==(const wchar_t *str)
 	}
 }
 
-bool e2d::String::operator==(const char *str)
+bool e2d::String::operator==(const char *str) const
 {
 	if (str)
 	{
@@ -154,12 +154,12 @@ bool e2d::String::operator==(const char *str)
 	}
 }
 
-bool e2d::String::operator ==(const e2d::String &str)
+bool e2d::String::operator ==(const e2d::String &str) const
 {
 	return _str == str._str;
 }
 
-bool e2d::String::operator!=(const wchar_t *str)
+bool e2d::String::operator!=(const wchar_t *str) const
 {
 	if (str)
 	{
@@ -171,7 +171,7 @@ bool e2d::String::operator!=(const wchar_t *str)
 	}
 }
 
-bool e2d::String::operator!=(const char *str)
+bool e2d::String::operator!=(const char *str) const
 {
 	if (str)
 	{
@@ -184,7 +184,7 @@ bool e2d::String::operator!=(const char *str)
 	}
 }
 
-bool e2d::String::operator!=(const e2d::String &str)
+bool e2d::String::operator!=(const e2d::String &str) const
 {
 	return _str != str._str;
 }

core/Node/Button.cpp

@@ -188,7 +188,7 @@ void e2d::Button::_fixedUpdate()
 		{
 			// 鼠标左键抬起时，判断鼠标坐标是否在按钮内部
 			if (_isSelected &&
-				_normal->isPointIn(Input::getMousePos()))
+				_normal->containsPoint(Input::getMousePos()))
 			{
 				_runCallback();
 			}
@@ -198,7 +198,7 @@ void e2d::Button::_fixedUpdate()
 
 		if (Input::isPress(Input::Mouse::LEFT))
 		{
-			if (_normal->isPointIn(Input::getMousePos()))
+			if (_normal->containsPoint(Input::getMousePos()))
 			{
 				// 鼠标左键按下，且位于按钮内时，标记 _isSelected 为 true
 				_isSelected = true;
@@ -208,14 +208,14 @@ void e2d::Button::_fixedUpdate()
 
 		if (_isSelected && Input::isDown(Input::Mouse::LEFT))
 		{
-			if (_normal->isPointIn(Input::getMousePos()))
+			if (_normal->containsPoint(Input::getMousePos()))
 			{
 				_setState(ButtonState::SELECTED);
 				Window::setCursor(Window::Cursor::HAND);
 				return;
 			}
 		}
-		else if (_normal->isPointIn(Input::getMousePos()))
+		else if (_normal->containsPoint(Input::getMousePos()))
 		{
 			_setState(ButtonState::MOUSEOVER);
 			Window::setCursor(Window::Cursor::HAND);
@@ -225,7 +225,7 @@ void e2d::Button::_fixedUpdate()
 		_setState(ButtonState::NORMAL);
 	}
 
-	if (_visiable && !_enable && _normal && _normal->isPointIn(Input::getMousePos()))
+	if (_visiable && !_enable && _normal && _normal->containsPoint(Input::getMousePos()))
 	{
 		Window::setCursor(Window::Cursor::NO);
 	}

core/Node/Node.cpp

@@ -825,7 +825,7 @@ e2d::Action * e2d::Node::getAction(const String& name)
 	return nullptr;
 }
 
-bool e2d::Node::isPointIn(Point point) const
+bool e2d::Node::containsPoint(const Point& point) const
 {
 	BOOL ret = 0;
 	// 如果存在碰撞体，用碰撞体判断
@@ -867,7 +867,7 @@ bool e2d::Node::isPointIn(Point point) const
 	return false;
 }
 
-bool e2d::Node::isOverlappedWith(const Node * node) const
+bool e2d::Node::intersects(Node * node) const
 {
 	// 如果存在碰撞体，用碰撞体判断
 	if (this->_collider && node->_collider)

core/e2dcommon.h

@@ -23,6 +23,7 @@ enum class LineJoin : int
 	ROUND = 2	/* 圆角 */
 };
 
+
 class Size;
 
 // 坐标
@@ -37,18 +38,21 @@ public:
 
 	Point(double x, double y);
 
-	Point operator + (Point const & p) const;
+	Point operator + (Point const & point) const;
-	Point operator - (Point const & p) const;
+	Point operator - (Point const & point) const;
-	Point operator * (double const & value) const;
+	Point operator * (double const & point) const;
-	Point operator / (double const & value) const;
+	Point operator / (double const & point) const;
 	Point operator - () const;
+	bool operator== (const Point& point) const;
 
 	operator e2d::Size() const;
 };
 
+
 // 二维向量
 typedef Point Vector;
 
+
 // 大小
 class Size
 {
@@ -63,14 +67,69 @@ public:
 
 	Size operator + (Size const & size) const;
 	Size operator - (Size const & size) const;
-	Size operator * (double const & value) const;
+	Size operator * (double const & size) const;
-	Size operator / (double const & value) const;
+	Size operator / (double const & size) const;
 	Size operator - () const;
+	bool operator== (const Size& size) const;
 
 	operator e2d::Point() const;
 };
 
 
+// 矩形
+class Rect
+{
+public:
+	Point origin;	// 原点坐标
+	Size  size;		// 宽度和高度
+
+public:
+	Rect();
+	
+	Rect(
+		double x, 
+		double y, 
+		double width, 
+		double height
+	);
+	
+	Rect(
+		const Point& pos, 
+		const Size& size
+	);
+	
+	Rect(
+		const Rect& other
+	);
+	
+	Rect& operator= (
+		const Rect& other
+	);
+
+	bool operator== (
+		const Rect& rect
+	) const;
+	
+	// 设置矩形
+	void setRect(
+		double x, 
+		double y, 
+		double width, 
+		double height
+	);
+	
+	// 判断点是否在矩形内
+	bool containsPoint(
+		const Point& point
+	) const;
+	
+	// 判断两矩形是否相交
+	bool intersects(
+		const Rect& rect
+	) const;
+};
+
+
 // 字符串
 class String
 {
@@ -186,12 +245,12 @@ public:
 	operator wchar_t* () const;
 
 	// 比较运算符
-	bool operator== (const String &);
+	bool operator== (const String &) const;
-	bool operator== (const char *);
+	bool operator== (const char *) const;
-	bool operator== (const wchar_t *);
+	bool operator== (const wchar_t *) const;
-	bool operator!= (const String &);
+	bool operator!= (const String &) const;
-	bool operator!= (const char *);
+	bool operator!= (const char *) const;
-	bool operator!= (const wchar_t *);
+	bool operator!= (const wchar_t *) const;
 	bool operator> (const String &) const;
 	bool operator>= (const String &) const;
 	bool operator< (const String &) const;

core/e2dnode.h

@@ -52,13 +52,13 @@ public:
 	virtual bool isVisiable() const;
 
 	// 判断点是否在节点内
-	virtual bool isPointIn(
+	virtual bool containsPoint(
-		Point point
+		const Point& point
 	) const;
 
-	// 判断两节点是否重叠
+	// 判断两物体是否相交
-	virtual bool isOverlappedWith(
+	virtual bool intersects(
-		const Node * node
+		Node * node
 	) const;
 
 	// 获取节点名称

project/vs2017/Easy2D.vcxproj

@@ -231,6 +231,7 @@
     <ClCompile Include="..\..\core\Common\Function.cpp" />
     <ClCompile Include="..\..\core\Common\Object.cpp" />
     <ClCompile Include="..\..\core\Common\Point.cpp" />
+    <ClCompile Include="..\..\core\Common\Rect.cpp" />
     <ClCompile Include="..\..\core\Common\Scene.cpp" />
     <ClCompile Include="..\..\core\Common\Size.cpp" />
     <ClCompile Include="..\..\core\Common\String.cpp" />

project/vs2017/Easy2D.vcxproj.filters

@@ -234,6 +234,9 @@
     <ClCompile Include="..\..\core\Node\ToggleButton.cpp">
       <Filter>Node</Filter>
     </ClCompile>
+    <ClCompile Include="..\..\core\Common\Rect.cpp">
+      <Filter>Common</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\..\core\easy2d.h" />