#include?“stdafx.h“
#include?
#include?“PtzControl.h“

using?namespace?Gdiplus;

IMPLEMENT_DYNAMIC（CPtzControl?CWnd）

BEGIN_MESSAGE_MAP（?CPtzControl?CWnd?）
	ON_WM_SIZE（）
	ON_WM_PAINT（）
	ON_WM_CREATE（）
	ON_WM_DESTROY（）
	ON_WM_LBUTTONUP（）
	ON_WM_ERASEBKGND（）
	ON_WM_LBUTTONDOWN（）
END_MESSAGE_MAP（）

CPtzControl::CPtzControl（）
	:?m_rcAzimuthButton（?0?0?0?0?）
	?m_clrBkgnd（?GetSysColor（?COLOR_BTNFACE?）?）
	?m_brAzimuthButtonBkgnd（?Color（?172?183?199?）?）
	?m_hDownedButtonHandle（?NULL?）
	?m_hbrClassBkgnd（?NULL?）
{
	ClearButton（）;
}

CPtzControl::~CPtzControl（）
{
	ClearButton（）;
}

_Check_return_?BOOL?CPtzControl::ConstantRatioScaling（?__in?LPRECT?rcSrc?__in?LPSIZE?sizImg?__out?LPRECT?rcDst?）
{
	__pragma（push_macro（?“WIDTH“?））;
	__pragma（push_macro（?“HEIGHT“?））;
#undef?WIDTH
#undef?HEIGHT
#define?WIDTH（rc）		（（rc）.right-（rc）.left）
#define?HEIGHT（rc）		（（rc）.bottom-（rc）.top）

	assert（?rcSrc?!=?NULL&&?sizImg?!=?NULL?&&?rcDst?!=?NULL?）;
	assert（?sizImg->cx?&&?sizImg->cy?）;

	if（?WIDTH（?*rcSrc?）?==?0?||?HEIGHT（?*rcSrc?）?==?0?||
		sizImg->cx?==?0?||?sizImg->cy?==?0?）{
		SetRect（?rcDst?0?0?0?0?）;
		return?FALSE;
	}

	CONST?FLOAT?fWidth?=?（FLOAT）WIDTH（?*rcSrc?）;
	CONST?FLOAT?fHeight?=?（FLOAT）HEIGHT（?*rcSrc?）;

	CONST?FLOAT?fImageWidth?=?（FLOAT）sizImg->cx;
	CONST?FLOAT?fImageHeight?=?（FLOAT）sizImg->cy;

	//?如果在源矩形中能容納圖像。
	if（?WIDTH（?*rcSrc?）?>=?sizImg->cx?&&?HEIGHT（?*rcSrc?）?>=?sizImg->cy?）
	{
		CONST?INT?nNewLeft?=?rcSrc->left?+?（INT）（（fWidth?-?fImageWidth）?/?2）;
		CONST?INT?nNewTop?=?rcSrc->top?+?（INT）（（fHeight?-?fImageHeight）?/?2）;
		return?SetRect（?rcDst?nNewLeft?nNewTop
			nNewLeft?+?sizImg->cx?nNewTop?+?sizImg->cy?）;
	}

	CONST?DOUBLE?dAspectRatio?=?fWidth?/?fHeight;
	CONST?DOUBLE?dImageAspectRatio?=?fImageWidth?/?fImageHeight;

	if（?dImageAspectRatio?>?dAspectRatio?）
	{
		INT?nNewHeight?=?（INT）std::ceil（?fWidth?/?fImageWidth?*?fImageHeight?）;
		INT?nCenteringFactor?=?（INT）std::ceil（?（fHeight?-?nNewHeight）?/?2?）;
		return?SetRect（?rcDst?rcSrc->left
			rcSrc->top?+?nCenteringFactor
			rcSrc->left?+?（INT）fWidth
			rcSrc->top?+?nNewHeight?+?nCenteringFactor?）;
	}
	else?if（?dImageAspectRatio?	{
		INT?nNewWidth?=?（INT）std::ceil（?fHeight?/?fImageHeight?*?fImageWidth?）;
		INT?nCenteringFactor?=?（INT）std::ceil（?（fWidth?-?nNewWidth）?/?2?）;
		return?SetRect（?rcDst?rcSrc->left?+?nCenteringFactor
			rcSrc->top
			rcSrc->left?+?nNewWidth?+?nCenteringFactor
			rcSrc->top?+?（INT）fHeight?）;
	}
	else{	//?好巧……
		return?CopyRect（?rcDst?rcSrc?）;
	}

	return?FALSE;
	__pragma（pop_macro（?“WIDTH“?））;
	__pragma（pop_macro（?“HEIGHT“?））;
}

VOID?CPtzControl::OnPaint（）
{
	CPaintDC?dc（?this?）;

	CDC?dcMem;
	CBitmap?bmpMem;
	CRect?rc（?dc.m_ps.rcPaint?）?rcIntersect?rcClient;
	GetClientRect（?rcClient?）;
	ENSURE（?dcMem.CreateCompatibleDC（?&dc?）?&&
		bmpMem.CreateCompatibleBitmap（?&dc?rcClient.Width（）?rcClient.Height（）?）?&&
		d

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????3805??2017-05-23?12:08??PtzControl\海康艸泥瑪\PtzControl.h

?????文件???????1138??2017-05-18?16:55??PtzControl\海康艸泥瑪\resource.h

?????文件???????1578??2017-05-18?16:32??PtzControl\海康艸泥瑪\stdafx.h

?????文件????????234??2017-05-18?16:32??PtzControl\海康艸泥瑪\targetver.h

?????文件???????4429??2017-05-19?11:30??PtzControl\海康艸泥瑪\TrackControl.h

?????文件??????13298??2017-05-19?17:12??PtzControl\海康艸泥瑪\UIControl.h

?????文件????????326??2017-05-22?16:23??PtzControl\海康艸泥瑪\海康艸泥瑪.h

?????文件????????397??2017-05-22?16:23??PtzControl\海康艸泥瑪\海康艸泥瑪Dlg.h

?????文件??????16794??2017-05-23?14:31??PtzControl\海康艸泥瑪\PtzControl.cpp

?????文件????????143??2017-05-18?16:32??PtzControl\海康艸泥瑪\stdafx.cpp

?????文件?????????49??2017-05-19?11:29??PtzControl\海康艸泥瑪\UIControl.cpp

?????文件???????1082??2017-05-23?14:16??PtzControl\海康艸泥瑪\海康艸泥瑪.cpp

?????文件???????1128??2017-05-23?14:32??PtzControl\海康艸泥瑪\海康艸泥瑪Dlg.cpp

?????文件?????105472??2017-05-23?14:32??PtzControl\Release\海康艸泥瑪.exe

????.......?????67777??2013-07-22?01:18??PtzControl\海康艸泥瑪\res\海康艸泥瑪.ico

?????文件???????9108??2017-05-23?14:26??PtzControl\海康艸泥瑪\海康艸泥瑪.rc

?????文件????????660??2017-05-18?16:32??PtzControl\海康艸泥瑪\res\My.rc2

?????文件????????991??2017-05-23?14:14??PtzControl\海康艸泥瑪.sln

????..A..H.?????24064??2017-05-23?14:33??PtzControl\海康艸泥瑪.v12.suo

?????文件???????6412??2017-05-23?14:16??PtzControl\海康艸泥瑪\海康艸泥瑪.vcxproj

?????文件???????1707??2017-05-19?17:40??PtzControl\Release\skins\ptz\3D模式.png

?????文件???????1453??2017-05-19?17:40??PtzControl\Release\skins\ptz\3D模式_hover.png

?????文件???????1399??2017-05-19?17:40??PtzControl\Release\skins\ptz\3D模式_pressed.png

?????文件???????1508??2017-05-19?17:40??PtzControl\Release\skins\ptz\變倍－.png

?????文件???????1859??2017-05-19?17:40??PtzControl\Release\skins\ptz\變倍－_hover.png

?????文件???????2147??2017-05-19?17:40??PtzControl\Release\skins\ptz\變倍－_pressed.png

?????文件???????1534??2017-05-19?17:40??PtzControl\Release\skins\ptz\變倍+.png

?????文件???????1918??2017-05-19?17:40??PtzControl\Release\skins\ptz\變倍+_hover.png

?????文件???????2197??2017-05-19?17:40??PtzControl\Release\skins\ptz\變倍+_pressed.png

?????文件???????1120??2017-05-19?17:40??PtzControl\Release\skins\ptz\變焦－.png

............此處省略20個文件信息