CStaticBmp Class Reference

A class used to hold a bitmap image for display. More...

#include <StaticBmp.h>

Inheritance diagram for CStaticBmp:

Public Member Functions
	CStaticBmp (void)
	~CStaticBmp (void)
void	Draw (const CWnd *parent)
bool	Init ()
void	Update (void *buf)
	CStaticBmp (void)
	~CStaticBmp (void)
void	Draw (const CWnd *parent)
bool	Init ()
void	Update (void *buf)

Protected Attributes
CDC	m_cdc
	memory drawing context to hold image More...
CBitmap	m_bmp
	bitmap for m_cdc More...
int	m_width
int	m_height
void *	m_buf

Detailed Description

A class used to hold a bitmap image for display.

Constructor & Destructor Documentation

CStaticBmp::CStaticBmp

(

void

)

References m_buf, m_height, and m_width.

{
   m_buf    = NULL;
   m_width  = 0;
   m_height = 0;
}

CStaticBmp::~CStaticBmp

(

void

)

{
}

CStaticBmp::CStaticBmp

(

void

)

CStaticBmp::~CStaticBmp

(

void

)

Member Function Documentation

void CStaticBmp::Draw

(

const CWnd *

parent

)

References m_bmp, m_buf, m_cdc, m_height, and m_width.

Referenced by COperatorConsoleDlg::DrawImage().

{
   CRect rect;
   DWORD numBytes = m_width * m_height * 4;

   GetWindowRect(&rect);
   parent->ScreenToClient(&rect);
   m_bmp.SetBitmapBits(numBytes, m_buf);
   CDC *cdc = GetDC();

   cdc->BitBlt(rect.left, rect.top, m_width, m_height, &m_cdc, 0, 0, SRCCOPY);

}

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void CStaticBmp::Draw

(

const CWnd *

parent

)

bool CStaticBmp::Init

(

)

bool CStaticBmp::Init

(

)

References m_bmp, m_cdc, m_height, and m_width.

Referenced by COperatorConsoleDlg::ReInitDialog().

{
   CDC      *cdc = GetDC();
   CRect rect;
   bool  success;


   //
   // Create a memory drawing context and bitmap the size of the window
   //
   GetWindowRect(&rect);
   m_width  = rect.Width();
   m_height = rect.Height();

   if (m_cdc.CreateCompatibleDC(cdc))
   {
      if (m_bmp.CreateCompatibleBitmap(cdc, m_width, m_height))
      {
         m_cdc.SelectObject(&m_bmp);
         success = true;
      }
   }

   return success;
}

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void CStaticBmp::Update

(

void *

buf

)

References m_buf.

Referenced by COperatorConsoleDlg::ReInitDialog(), and COperatorConsoleDlg::UpdateImage().

{
   m_buf = buf;
   Invalidate();
}

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void CStaticBmp::Update

(

void *

buf

)

Member Data Documentation

CBitmap CStaticBmp::m_bmp

protected

bitmap for m_cdc

Referenced by Draw(), and Init().

void * CStaticBmp::m_buf

protected

Referenced by CStaticBmp(), Draw(), and Update().

CDC CStaticBmp::m_cdc

protected

memory drawing context to hold image

Referenced by Draw(), and Init().

int CStaticBmp::m_height

protected

Referenced by CStaticBmp(), Draw(), and Init().

int CStaticBmp::m_width

protected

Referenced by CStaticBmp(), Draw(), and Init().

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The documentation for this class was generated from the following files:

• Documentation/Operator-Console/StaticBmp.h
• Documentation/Operator-Console/StaticBmp.cpp