创建工具栏并且实现工具栏的浮动绘图
1>??Á????ÌÃûΪFDµÄ???Ì
2>??Á?Toolbar×ÊÔ? (?åÈë ×ÊÔ? Toolbar È???) 3>?øtoolbar??Á?6?öÍ??ê Ë???Í??ê??Á?ID (ID_LINE ID_RECT ID_ELLIPSE
ID_HAND ID_COLOR ID_CLEAN)
4>?øÕâ6?öID?Ö?ðÔÚÊÓÍ?ÀàÖÐ??Á?ÏûÏ?º?Êý(?é?? ??Á?ÀàÏòµ? MessageMaps classname=CFDView ObjectID=ID_LINE(ÒÔ?ËÀàÍÆ)
messages=COMMAND add functions)
5>ÔÚmainfrm.hµÄpublicÏÂ??Òå?äÁ? CToolBar m_toolbar; 6>ÔÚmainfrm.cppµÄoncreateº?ÊýÏÂ?ÓÈë?úÂë
m_toolbar.Create(this);
m_toolbar.LoadToolBar(IDR_TOOLBAR1);
m_toolbar.EnableDocking(CBRS_ALIGN_ANY);
EnableDocking(CBRS_ALIGN_ANY);
DockControlBar(&m_toolbar);
//ÉÏÊöÍê?É?ÉÒÔÊ????ß?ò????
7>ÔÚÊÓÍ?ÀàÖÐÌí?ÓÊó?êÏûÏ??ØÖÆ?ºWM_MOUSEMOVE WM_LBUTTONDOWN
WM_LBUTTONUP
8>ÔÚÊÓÍ?Àà**view.hÖеÄpublicÖÐÌí?ÓÐèÒªµÄ?äÁ??º int drawtype; //Í?ÐÎÀàÐÍ
bool drawflag ;//?æÍ?Ä?Ê?
CPoint strpoint;
CPoint endpoint;//Æðµã??ÖÕµã
COLORREF m_color;
9> ??Ôìº?ÊýÖÐ**view.cpp-**view()???õÊ?Öµ?º
drawtype= -1;
drawflag=false;
10>µã??Ö?Ïß???ØÐÎ??ÍÖÔ? ËæÊÖ?,µÄÏûÏ?º?ÊýÉèÖÃ?ÔÓ?Í?ÐÎÀàÐÍ?º
drawtype=0;=1;=2;3;
ÔÚcleanµÄÏûÏ?º?ÊýÖÐÌí?Ó?úÂë
Invalidate(); drawtype=-1;
ÔÚcolorµÄÏûÏ?º?ÊýÖÐÌí?Ó?úÂë
CColorDialog mydlg;
if(mydlg.DoModal()==IDOK)
{
m_color=mydlg.GetColor();
}
11>Êó?ê×ó?ü??ÏÂ?ºdrawflag=true; strpoint=point; endpoint=point;
Êó?ê×ó?üµ?Æð?ºdrawflag=false;
12>ÔÚÊó?êÒÆ??ÏûÏ?º?ÊýÖÐÌí?Ó?úÂë
CDC *dc=GetDC();
dc->SetROP2(R2_NOTXORPEN);
CPen pen;
pen.CreatePen(PS_SOLID,3, m_color);
dc->SelectObject(&pen);
if(drawflag)
{switch(drawtype)
{case 0:
dc->MoveTo(strpoint);dc->LineTo(endpoint);endpoint=point;
dc->MoveTo(strpoint);dc->LineTo(endpoint);break;
case 1:
dc->Rectangle(strpoint.x,strpoint.y,endpoint.x,endpoint.y);endpoint=point;
dc->Rectangle(strpoint.x,strpoint.y,endpoint.x,endpoint.y);break;
case 2:
dc->Ellipse(strpoint.x,strpoint.y,endpoint.x,endpoint.y);endpoint=point;
dc->Ellipse(strpoint.x,strpoint.y,endpoint.x,endpoint.y);break;
case 3: endpoint=point;
dc->MoveTo(strpoint);
dc->LineTo(endpoint);
strpoint=endpoint;
dc->MoveTo(strpoint);
dc->LineTo(endpoint);
break;
}
}
//ÒÔÏÂΪÉèÖÃÏß?íºÍÏßÐÔ
13>ÔÚmenuµÄ?é??ϵÄ?Õ?×??ÓÒ??ÊôÐÔ µãµ??ö ÊÓÍ?ÀàÖÐÉèÖÃ3?öID(ID_ONE ID_TWO ID_THWEE)ÔÙ?øÕâÈý?öIDÔÚÊÓÍ?ÀàÖÐ??Á?ÏûÏ?º?Êý
14>ÔÚÊÓÍ?ÀàµÄÍ?ÎÄ?þ(**View.h)ÖеÄpublicÏÂÊäÈë?úÂë int m_width; 15>ÔÚÊÓÍ?ÀàµÄ??Ôìº?ÊýÖÐ**view.cpp-**view()???õÊ?Öµ?ºm_width=2; 16>ÔÚ???ö??Á?µÄ3?öÏûÏ?º?ÊýÖÐÌí?Ó?úÂëm_width=2 m_width=4 m_width=6
17>ÔÚÊÓÍ?ÀàÖÐÕÒÊó?êÒÆ??ÏûÏ?º?ÊýÖÐÌí?Ó?úÂë pen.CreatePen(PS_SOLID,3, m_color);
??ÆäÖеÄ3?ÄΪm_width
18>ÔÚmenuµÄ?é??ϵÄ?Õ?×??ÓÒ??ÊôÐÔ µãµ??ö ÊÓÍ?ÀàÖÐÉèÖÃ3?öID(ID_SOLID ID_DASH ID_DOT)ÔÙ?øÕâÈý?öIDÔÚÊÓÍ?ÀàÖÐ??Á?ÏûÏ?º?Êý
19>ÔÚÊÓÍ?ÀàµÄÍ?ÎÄ?þ(**View.h)ÖеÄpublicÏÂÊäÈë?úÂë int m_style; 20>ÔÚÊÓÍ?ÀàµÄ??Ôìº?ÊýÖÐ**view.cpp-**view()???õÊ?Öµ?ºm_style=PS_SOLID;
21>ÔÚ???ö??Á?µÄ3?öÏûÏ?º?ÊýÖÐÌí?Ó?úÂëm_style=PS_SOLID m_style=PS_DASH m_style=PS_DOT
22>ÔÚÊÓÍ?ÀàÖÐÕÒÊó?êÒÆ??ÏûÏ?º?ÊýÖÐÌí?Ó?úÂë pen.CreatePen(PS_SOLID,3, m_color);
??ÆäÖеÄPS_SOLID?ÄΪm_style