client/EterLib/GrpDIB.cpp

114 lines
1.8 KiB
C++

#include "StdAfx.h"
#include "GrpDIB.h"
CGraphicDib::CGraphicDib()
{
Initialize();
}
CGraphicDib::~CGraphicDib()
{
Destroy();
}
void CGraphicDib::Initialize()
{
m_hDC=NULL;
m_hBmp=NULL;
m_pvBuf=NULL;
m_width=0;
m_height=0;
}
void CGraphicDib::Destroy()
{
if (m_hBmp) DeleteObject(m_hBmp);
if (m_hDC) DeleteDC(m_hDC);
Initialize();
}
bool CGraphicDib::Create(HDC hDC, int width, int height)
{
Destroy();
m_width = width;
m_height = height;
ZeroMemory(&m_bmi.bmiHeader, sizeof(BITMAPINFOHEADER));
m_bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
m_bmi.bmiHeader.biWidth = m_width;
m_bmi.bmiHeader.biHeight = -m_height;
m_bmi.bmiHeader.biPlanes = 1;
m_bmi.bmiHeader.biBitCount = 32;
m_bmi.bmiHeader.biCompression = BI_RGB;
m_hDC=CreateCompatibleDC(hDC);
if (!m_hDC)
{
assert(!"CGraphicDib::Create CreateCompatibleDC Error");
return false;
}
m_hBmp=CreateDIBSection(m_hDC, &m_bmi, DIB_RGB_COLORS, &m_pvBuf, NULL, 0);
if (!m_hBmp)
{
assert(!"CGraphicDib::Create CreateDIBSection Error");
return false;
}
SelectObject(m_hDC, m_hBmp);
::SetTextColor(m_hDC, RGB(255, 255, 255));
return true;
}
HDC CGraphicDib::GetDCHandle()
{
return m_hDC;
}
void CGraphicDib::SetBkMode(int iBkMode)
{
::SetBkMode(m_hDC, iBkMode);
}
void CGraphicDib::TextOut(int ix, int iy, const char * c_szText)
{
::SetBkColor(m_hDC, 0);
::TextOut(m_hDC, ix, iy, c_szText, strlen(c_szText));
}
void CGraphicDib::Put(HDC hDC, int x, int y)
{
SetDIBitsToDevice(
hDC,
x,
y,
m_width,
m_height,
0,
0,
0,
m_height,
m_pvBuf,
&m_bmi,
DIB_RGB_COLORS
);
}
void* CGraphicDib::GetPointer()
{
return m_pvBuf;
}
int CGraphicDib::GetWidth()
{
return m_width;
}
int CGraphicDib::GetHeight()
{
return m_height;
}