自绘图软件,MFC制作

// lab2View.cpp : Clab2View 类的实现 // #include "stdafx.h" // SHARED_HANDLERS 可以在实现预览、缩略图和搜索筛选器句柄的 // ATL 项目中进行定义，并允许与该项目共享文档代码。 #ifndef SHARED_HANDLERS #include "lab2.h" #endif #include "lab2Doc.h" #include "lab2View.h" #include "resource.h" #include "INPUTTEXT.h" #include "GETDRAWPEN.h" #include "SETTEXTCAPTION.h" #include "MainFrm.h" #include "APRECTELL.h" #include "APTEXT.h" #ifdef _DEBUG #define new DEBUG_NEW #endif int ChoMenuID=SET_SEL; int ChoShapeID; int ShapeMode; int DoMode; bool SizeFla; int choMenu; // Clab2View IMPLEMENT_DYNCREATE(Clab2View, CView) BEGIN_MESSAGE_MAP(Clab2View, CView) // 标准打印命令 ON_COMMAND(ID_FILE_PRINT, &CView::OnFilePrint) ON_COMMAND(ID_FILE_PRINT_DIRECT, &CView::OnFilePrint) ON_COMMAND(ID_FILE_PRINT_PREVIEW, &Clab2View::OnFilePrintPreview) ON_WM_CONTEXTMENU() ON_WM_RBUTTONUP() ON_WM_LBUTTONUP() ON_WM_LBUTTONDOWN() ON_COMMAND(ID_DrawLine, &Clab2View::OnDrawline) ON_COMMAND(ID_DrawELL, &Clab2View::OnDrawell) ON_COMMAND(ID_DrawRect, &Clab2View::OnDrawrect) ON_COMMAND(ID_DrawText, &Clab2View::OnDrawtext) ON_COMMAND(ID_DrawPen, &Clab2View::OnDrawpen) ON_COMMAND(ID_DrawCol, &Clab2View::OnDrawcol) ON_COMMAND(ID_FontType, &Clab2View::OnFonttype) ON_WM_MOUSEMOVE() ON_COMMAND(ID_LINE_MOVE, &Clab2View::OnLineMove) ON_COMMAND(ID_LINE_CAPTION, &Clab2View::OnLineCaption) ON_COMMAND(ID_RECT_MOVE, &Clab2View::OnRectMove) ON_COMMAND(ID_RECT_CAPTION, &Clab2View::OnRectCaption) ON_COMMAND(ID_ELL_MOVE, &Clab2View::OnEllMove) ON_COMMAND(ID_ELL_CAPTION, &Clab2View::OnEllCaption) ON_COMMAND(ID_TEXT_MOVE, &Clab2View::OnTextMove) ON_COMMAND(ID_TEXT_CAPTION, &Clab2View::OnTextCaption) ON_COMMAND(ID_DELETE, &Clab2View::OnDelete) ON_COMMAND(ID_FILE_OPEN, &Clab2View::OnFileOpen) ON_COMMAND(ID_FILE_SAVE, &Clab2View::OnFileSave) ON_COMMAND(ID_CLEAN_ALL, &Clab2View::OnCleanAll) ON_COMMAND(ID_APP_ABOUT, &Clab2View::OnAppAbout) ON_COMMAND(ID_SIZE, &Clab2View::OnSize) ON_UPDATE_COMMAND_UI(ID_CLEAN_ALL, &Clab2View::OnUpdateCleanAll) ON_UPDATE_COMMAND_UI(ID_DrawELL, &Clab2View::OnUpdateDrawell) ON_UPDATE_COMMAND_UI(ID_DrawLine, &Clab2View::OnUpdateDrawline) ON_UPDATE_COMMAND_UI(ID_DrawRect, &Clab2View::OnUpdateDrawrect) ON_UPDATE_COMMAND_UI(ID_DrawText, &Clab2View::OnUpdateDrawtext) END_MESSAGE_MAP() // Clab2View 构造/析构 Clab2View::Clab2View() { penW=0; penCol=0; BruCol=0; TextCol=0; DoMode=0; ShapeMode=0; memset(&logFont,0,sizeof(LOGFONT)); SizeFla=false; choMenu=MenuSel; } Clab2View::~Clab2View() { } BOOL Clab2View::PreCreateWindow(CREATESTRUCT& cs) { // TODO: 在此处通过修改 // CREATESTRUCT cs 来修改窗口类或样式 cs.lpszClass = AfxRegisterWndClass(CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW, LoadCursor( AfxGetInstanceHandle(), MAKEINTRESOURCE(IDC_CURSOR1) ) , (HBRUSH) (COLOR_WINDOW + 1)); return CView::PreCreateWindow(cs); } // Clab2View 绘制 // Clab2View 打印 void Clab2View::OnFilePrintPreview() { #ifndef SHARED_HANDLERS AFXPrintPreview(this); #endif } BOOL Clab2View::OnPreparePrinting(CPrintInfo* pInfo) { // 默认准备 return DoPreparePrinting(pInfo); } void Clab2View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) { // TODO: 添加额外的打印前进行的初始化过程 } void Clab2View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) { // TODO: 添加打印后进行的清理过程 } void Clab2View::OnContextMenu(CWnd* /* pWnd */, CPoint point) { #ifndef SHARED_HANDLERS theApp.GetContextMenuManager()->ShowPopupMenu(IDR_POPUP_EDIT, point.x, point.y, this, TRUE); #endif } // Clab2View 诊断 #ifdef _DEBUG void Clab2View::AssertValid() const { CView::AssertValid(); } void Clab2View::Dump(CDumpContext& dc) const { CView::Dump(dc); } Clab2Doc* Clab2View::GetDocument() const // 非调试版本是内联的 { ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(Clab2Doc))); return (Clab2Doc*)m_pDocument; } #endif //_DEBUG void Clab2View::OnDrawline() { drawMode=drawLine; choMenu=Drawline; } void Clab2View::OnDrawell() { drawMode=drawEll; choMenu=Drawell; } void Clab2View::OnDrawrect() { drawMode=drawRect; choMenu=Drawrect; } void Clab2View::OnDrawtext() { drawMode=drawText; choMenu=Drawtext; } void Clab2View::OnDraw(CDC* pDC) { Clab2Doc* pDoc = GetDocument(); ASSERT_VALID(pDoc); if (!pDoc) return; for(int i=0;i<pDoc->m_Shapes.GetSize();i++) { pDoc->m_Shapes[i]->Show(pDC); } } void Clab2View::OnRButtonUp(UINT nFlags , CPoint point) { CMenu menu,*pPopup=NULL; CPoint point1,point2; Clab2Doc* pDoc = GetDocument(); CRect Rect; ASSERT_VALID(pDoc); if (!pDoc) return; ChoShapeID=pDoc->m_Shapes.GetSize()+1; GetCursorPos(&point1); ClientToScreen(&Rect);//获取客户区（客户区的左上角）相对于屏幕的位置 point2.x= (point1.x - Rect.left) ;//通过变换的到客户区的坐标 point2.y= (point1.y - Rect.top) ; for(int i=0;i<pDoc->m_Shapes.GetSize();i++) { if(pDoc->m_Shapes[i]->WatchRadio(point2)) //判断是否在该对象区域 { ChoShapeID=i; InvalidateRect(NULL); //如果是的话就画出该对象的边框方便选中 break; } } menu.LoadMenu(IDR_MAINFRAME); pPopup = menu.GetSubMenu(ChoMenuID); pPopup->TrackPopupMenu(TPM_LEFTALIGN|TPM_RIGHTBUTTON, point1.x,point1.y,GetParent()); } void Clab2View::OnLButtonDown(UINT nFlags, CPoint point) { CView::OnLButtonDown(nFlags, point); FirstPoint=point; SetCapture(); } void Clab2View::OnLButtonUp(UINT nFlags, CPoint point) { Cshape* pShape=NULL; INPUTTEXT obin; int efcX,efcY; Clab2Doc* pDoc = GetDocument(); CView::OnLButtonUp(nFlags, point); ReleaseCapture(); ASSERT_VALID(pDoc); if (!pDoc) return; if(!DoMode&&!SizeFla) { switch (drawMode) { case drawLine: if((!penW)&&(!penCol))pShape= new CMyline(0,0,FirstPoint,point); else pShape= new CMyline(penCol,penW,FirstPoint,point);//创建新对象 break; case drawRect: if((!penW)&&(!penCol)&&(!BruCol))pShape= new CMyRect(0,0,0,FirstPoint,point); else pShape= new CMyRect(BruCol,penCol,penW,FirstPoint,point); break; case drawEll: if((!penW)&&(!penCol)&&(!BruCol))pShape= new CMyEll(0,0,0,FirstPoint,point); else pShape= new CMyEll(BruCol,penCol,penW,FirstPoint,point); break; case drawText: if(obin.DoModal()==IDOK) pShape= new CMyText(obin.TextIn,logFont,TextCol,FirstPoint,point); break; default:break; } if(pShape) { GetDocument()->m_Shapes.Add(pShape); //将对象加入模板类 InvalidateRect(NULL); } } else if(DoMode) { efcX=point.x-FirstPoint.x; efcY=point.y-FirstPoint.y; pDoc->m_Shapes[ChoShapeID]->FreshPos(efcX,efcY); InvalidateRect(NULL); DoMode=0; //移动flag无效 } else if(SizeFla) { efcX=point.x-FirstPoint.x; efcY=point.y-FirstPoint.y; pDoc->m_Shapes[ChoShapeID]->MovePos(efcX,efcY); InvalidateRect(NULL); DoMode=0; SizeFla=false; } } void Clab2View::OnDrawpen() { char* buff=NULL; GETDRAWPEN obin; if(obin.DoModal()==IDOK) { buff=new char[obin.PenWidthGet.GetLength()+1]; strcpy(buff,(LPCSTR)obin.PenWidthGet.GetBuffer(obin.PenWidthGet.GetLength())); penW=atoi(buff); penCol=obin.Pencolor; } if(buff)delete buff; drawMode=drawSel; } void Clab2View::OnDrawcol() { CColorDialog colorDlg(BruCol); if (colorDlg.DoModal() == IDOK) { BruCol = colorDlg.GetColor(); } drawMode=drawSel; } void Clab2View::OnFonttype() { SETTEXTCAPTION obin; if(obin.DoModal()==IDOK) { TextCol=obin.tmpColo; logFont=obin.tmpFont; } drawMode=drawSel; } void Clab2View::OnMouseMove(UINT nFlags, CPoint point) { Cshape* pShape=NULL; CString strPos; CView::OnMous