?? tdc.cpp
字號:
// TDC.cpp: implementation of the TDC class.
//
//////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "TDC.h"
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////
TDC::TDC(HWND h)
{
m_hWnd=h;
m_hDC=GetDC(h);
m_bFromDC=false;
}
TDC::TDC(HDC hdc)
{
m_hWnd=0;
m_bFromDC=true;
m_hDC=hdc;
}
void TDC::Setup()
{
m_Font=CreateFont(-16,0,0,0, 700,0,0,0, 134,3,2,1,2,"宋體");
m_Pen=CreatePen(0,PS_SOLID,0);
}
TDC::~TDC()
{
if(!m_bFromDC)ReleaseDC(m_hWnd,m_hDC);
::DeleteObject(m_Font);
::DeleteObject(m_Pen);
}
void TDC::MoveTo(int x,int y)
{
::MoveToEx(m_hDC,x,y, 0);
/*
POINT point,p2;
::GetCurrentPositionEx(m_hDC,&point);
::MoveToEx(m_hDC,x-point.x,y-point.y,&p2);//*/
}
void TDC::LineTo(int x,int y)
{
::LineTo(m_hDC,x,y);
}
void TDC::TextOut(int x,int y,const char*text,int nChar)
{
::TextOut(m_hDC,x,y,text,nChar>=0?nChar:strlen(text));
}
int TDC::SetROP2(int nDrawMode)
{
return ::SetROP2(m_hDC,nDrawMode);
}
void TDC::FillRect(RECT&r, COLORREF color)
{
HBRUSH b;
b=CreateSolidBrush(color);
::FillRect(m_hDC,&r,b);
DeleteObject(b);
}
void TDC::FillRect(int l,int t,int r,int b, COLORREF color)
{
RECT rect={l,t,r,b};
FillRect(rect,color);
}
void TDC::SetTextColor(COLORREF color)
{
::SetTextColor(m_hDC,color);
}
void TDC::SetTextBkColor(COLORREF color)
{
::SetBkColor(m_hDC,color);
}
void TDC::SetFont(int size,char *fontname)
{
HFONT h=CreateFont(-size,0,0,0, 700,0,0,0, 134,3,2,1,2,fontname);
if(!h)return ;
::DeleteObject(m_Font);
m_Font=h;
::SelectObject(m_hDC,m_Font);
}
HGDIOBJ TDC::SelectObject(HGDIOBJ obj)
{
return ::SelectObject(m_hDC,obj);
}
void TDC::SetPen(int color,int w,unsigned int style)
{
::DeleteObject(m_Pen);
m_Pen=CreatePen(style,w,color);
::SelectObject(m_hDC,m_Pen);
}
SIZE TDC::GetTextExtent(LPCTSTR str, int nCount)
{
SIZE s;
if(nCount<0)nCount=strlen(str);
::GetTextExtentPoint(m_hDC,str,nCount,&s);
return s;
}
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