#include?“capturescreen.h“
#include?
#include?
#include?
#include?

//?選中矩形8個拖拽點小矩形的寬高;
#define?STRETCH_RECT_WIDTH?6
#define?STRETCH_RECT_HEIGHT?6

CaptureScreen::CaptureScreen（QWidget?*parent）
????:?QWidget（parent）
?????m_currentCaptureState（InitCapture）
{
????initWindow（）;
????initStretchRect（）;
????loadBackgroundPixmap（）;
}

CaptureScreen::~CaptureScreen（）
{

}

void?CaptureScreen::initWindow（）
{
????this->setMouseTracking（true）;
????//?由于存在類似QQ這樣界面始終顯示在最頂層，設置屬性?Qt::WindowStaysOnTopHint;
????this->setWindowFlags（Qt::framelessWindowHint?|?Qt::WindowStaysOnTopHint）;
????setWindowState（Qt::WindowActive?|?Qt::WindowFullScreen）;
????this->setMouseTracking（true）;
}

void?CaptureScreen::initStretchRect（）
{
????m_stretchRectState?=?NotSelect;
????m_topLeftRect?=?QRect（0??0??0??0）;
????m_topRightRect?=?QRect（0?0?0?0）;
????m_bottomLeftRect?=?QRect（0?0?0?0）;
????m_bottomRightRect?=?QRect（0?0?0?0）;

????m_leftCenterRect?=?QRect（0?0?0?0）;
????m_topCenterRect?=?QRect（0?0?0?0）;
????m_rightCenterRect?=?QRect（0?0?0?0）;
????m_bottomCenterRect?=?QRect（0?0?0?0）;
}

//?獲取當前屏幕圖片;
void?CaptureScreen::loadBackgroundPixmap（）
{
????m_loadPixmap?=?QPixmap::grabWindow（QApplication::desktop（）->winId（））;?//抓取當前屏幕的圖片;
????m_screenwidth?=?m_loadPixmap.width（）;
????m_screenheight?=?m_loadPixmap.height（）;
}

void?CaptureScreen::mousePressEvent（QMouseEvent?*event）
{
????m_stretchRectState?=?getStrethRectState（event->pos（））;
	if?（event->button（）?==?Qt::LeftButton）
	{
		if?（m_currentCaptureState?==?InitCapture）
		{
			m_currentCaptureState?=?BeginCaptureImage;
			m_beginPoint?=?event->pos（）;
		}
		//?是否在拉伸的小矩形中;
		else?if?（m_stretchRectState?!=?NotSelect）
		{
			m_currentCaptureState?=?BeginMoveStretchRect;
			//?當前鼠標在拖動選中區頂點時設置鼠標當前狀態;
			setStretchCursorstyle（m_stretchRectState）;
			m_beginMovePoint?=?event->pos（）;
		}
		//?是否在選中的矩形中;
		else?if?（isPressPointInSelectRect（event->pos（）））
		{
			m_currentCaptureState?=?BeginMoveCaptureArea;
			m_beginMovePoint?=?event->pos（）;
		}
	}

????return?QWidget::mousePressEvent（event）;
}

void?CaptureScreen::mouseMoveEvent（QMouseEvent*?event）
{
????if?（m_currentCaptureState?==?BeginCaptureImage）
????{
????????m_endPoint?=?event->pos（）;
????????update（）;
????}
????else?if?（m_currentCaptureState?==?BeginMoveCaptureArea）
????{
????????m_endMovePoint?=?event->pos（）;
????????update（）;
????}
	else?if?（m_currentCaptureState?==?BeginMoveStretchRect）
	{
		m_endMovePoint?=?event->pos（）;
		update（）;
		//?當前鼠標在拖動選中區頂點時在鼠標未停止移動前，一直保持鼠標當前狀態;
		return?QWidget::mouseMoveEvent（event）;
	}


????//?根據鼠標是否在選中區域內設置鼠標樣式;
????StretchRectState?stretchRectState?=?getStrethRectState（event->pos（））;
????if?（stretchRectState?!=?NotSelect）
????{
????????setStretchCursorstyle（stretchRectState）;
????}
????else?if?（isPressPointInSelectRect（event->pos（）））
????{
????????setCursor（Qt::Size

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2017-07-03?09:50??CaptureTest\
?????文件???????15195??2017-01-22?14:53??CaptureTest\capturescreen.cpp
?????文件????????1969??2017-01-20?09:23??CaptureTest\capturescreen.h
?????文件?????????891??2017-07-03?09:50??CaptureTest\CaptureTest.cpp
?????文件?????????520??2017-07-03?09:50??CaptureTest\CaptureTest.h
?????文件??????????71??2017-07-03?09:35??CaptureTest\CaptureTest.qrc
?????文件?????????732??2017-07-03?09:37??CaptureTest\CaptureTest.ui
?????文件???????11813??2017-07-03?09:36??CaptureTest\CaptureTest.vcxproj
?????文件????????3448??2017-07-03?09:36??CaptureTest\CaptureTest.vcxproj.filters
?????文件?????????629??2017-07-03?09:36??CaptureTest\CaptureTest.vcxproj.user
?????目錄???????????0??2017-07-03?09:36??CaptureTest\GeneratedFiles\
?????目錄???????????0??2017-07-03?09:36??CaptureTest\GeneratedFiles\Debug\
?????文件????????4341??2017-07-03?09:36??CaptureTest\GeneratedFiles\Debug\moc_capturescreen.cpp
?????文件????????3640??2017-07-03?09:50??CaptureTest\GeneratedFiles\Debug\moc_CaptureTest.cpp
?????文件????????1420??2017-07-03?09:36??CaptureTest\GeneratedFiles\qrc_CaptureTest.cpp
?????目錄???????????0??2017-07-03?09:35??CaptureTest\GeneratedFiles\Release\
?????文件????????1931??2017-07-03?09:40??CaptureTest\GeneratedFiles\ui_CaptureTest.h
?????文件?????????181??2017-07-03?09:35??CaptureTest\main.cpp
?????目錄???????????0??2017-07-03?09:34??CaptureTest\Resources\
?????目錄???????????0??2017-07-03?09:36??CaptureTest\x64\
?????目錄???????????0??2017-07-03?09:41??CaptureTest\x64\Debug\
?????文件??????149050??2017-07-03?09:36??CaptureTest\x64\Debug\capturescreen.obj
?????文件?????????277??2017-07-03?09:50??CaptureTest\x64\Debug\CaptureTest.log
?????文件??????156931??2017-07-03?09:50??CaptureTest\x64\Debug\CaptureTest.obj
?????目錄???????????0??2017-07-03?09:50??CaptureTest\x64\Debug\CaptureTest.tlog\
?????文件?????????190??2017-07-03?09:50??CaptureTest\x64\Debug\CaptureTest.tlog\CaptureTest.lastbuildstate
?????文件????????7154??2017-07-03?09:50??CaptureTest\x64\Debug\CaptureTest.tlog\CL.command.1.tlog
?????文件??????120398??2017-07-03?09:50??CaptureTest\x64\Debug\CaptureTest.tlog\CL.read.1.tlog
?????文件????????3934??2017-07-03?09:50??CaptureTest\x64\Debug\CaptureTest.tlog\CL.write.1.tlog
?????文件????????2978??2017-07-03?09:50??CaptureTest\x64\Debug\CaptureTest.tlog\custombuild.command.1.tlog
?????文件?????????702??2017-07-03?09:50??CaptureTest\x64\Debug\CaptureTest.tlog\custombuild.read.1.tlog
............此處省略9個文件信息