134 lines
3.4 KiB
C++
134 lines
3.4 KiB
C++
// DetailView.cpp : 实现文件
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//
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#include "pch.h"
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#include "MCA.h"
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#include "MCADoc.h"
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#include "DetailView.h"
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#include "ControlView.h"
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// CDetailView
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IMPLEMENT_DYNCREATE(CDetailView, CView)
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CDetailView::CDetailView() {
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}
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CDetailView::~CDetailView() {
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}
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BEGIN_MESSAGE_MAP(CDetailView, CView)
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ON_WM_PAINT()
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ON_WM_ERASEBKGND()
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ON_WM_LBUTTONDOWN()
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ON_WM_RBUTTONDOWN()
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END_MESSAGE_MAP()
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// CDetailView 绘图
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void CDetailView::OnDraw(CDC* pDc) {
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// 获取区域
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int L, R;
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if (pDoc == NULL) pDoc = (CMCADoc*)GetDocument();
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if (pView == NULL) pView = (CControlView*)pDoc->GetView(RUNTIME_CLASS(CControlView));
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L = pView->m_nCursor1;
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R = pView->m_nCursor2;
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// 缩放
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CRect rect;
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GetClientRect(&rect);
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ZF = rect.Width() / (R - L + 1.);
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// 背景颜色、笔颜色等设置
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CDC MemDC;
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MemDC.CreateCompatibleDC(pDc);
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CBitmap Bitmap, * OldBitmap;
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CPen pen(PS_SOLID, 3, RGB(255, 255, 255));
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CPen* oldpen = MemDC.SelectObject(&pen);
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Bitmap.CreateCompatibleBitmap(pDc, rect.Width(), rect.Height());
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OldBitmap = MemDC.SelectObject(&Bitmap);
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MemDC.FillSolidRect(0, 0, rect.Width(), rect.Height(), RGB(119, 7, 243));
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// 绘图
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int nMaxCount = pDoc->GetMax(L, R) ? pDoc->GetMax(L, R) * 5 / 4 : 1;
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int nX = (pView->m_nCursorROI - pView->m_nCursor1) * ZF;
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if (pView->m_sAxisMode == "Linear") {
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MemDC.MoveTo(1, rect.Height() - pDoc->m_nChannelSmooth[L] * rect.Height() / nMaxCount);
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for (int i = L; i <= R; i++)
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MemDC.LineTo((i - L) * ZF, rect.Height() - pDoc->m_nChannelSmooth[i] * rect.Height() / nMaxCount);
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}
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else {
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MemDC.MoveTo(1, rect.Height() - log10(max(pDoc->m_nChannelSmooth[L], 1)) * rect.Height() / log10(nMaxCount));
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for (int i = L; i <= R; i++)
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MemDC.LineTo((i - L) * ZF, rect.Height() - log10(max(pDoc->m_nChannelSmooth[i], 1)) * rect.Height() / log10(nMaxCount));
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}
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// 绘制光标竖线
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pen.CreatePen(PS_SOLID, 5, RGB(0, 255, 0));
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MemDC.SelectObject(&pen);
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MemDC.MoveTo(nX, 0);
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MemDC.LineTo(nX, rect.Height());
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//释放资源
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pDc->BitBlt(0, 0, rect.Width(), rect.Width(), &MemDC, 0, 0, SRCCOPY);
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MemDC.SelectObject(oldpen);
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MemDC.SelectObject(OldBitmap);
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pen.DeleteObject();
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Bitmap.DeleteObject();
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MemDC.DeleteDC();
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}
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// CDetailView 诊断
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#ifdef _DEBUG
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void CDetailView::AssertValid() const {
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CView::AssertValid();
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}
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#ifndef _WIN32_WCE
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void CDetailView::Dump(CDumpContext& dc) const {
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CView::Dump(dc);
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}
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#endif
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#endif //_DEBUG
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// CDetailView 消息处理程序
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void CDetailView::OnPaint() {
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if (pDoc == NULL) pDoc = (CMCADoc*)GetDocument();
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if (pView == NULL) pView = (CControlView*)pDoc->GetView(RUNTIME_CLASS(CControlView));
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CPaintDC dc(this); // device context for painting
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OnPrepareDC(&dc);
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OnDraw(&dc);
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}
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BOOL CDetailView::OnEraseBkgnd(CDC* pDC) {
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return TRUE;
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}
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void CDetailView::OnLButtonDown(UINT nFlags, CPoint point) {
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if (pDoc == NULL) pDoc = (CMCADoc*)GetDocument();
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if (pView == NULL) pView = (CControlView*)pDoc->GetView(RUNTIME_CLASS(CControlView));
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int nX = point.x / ZF + pView->m_nCursor1;
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pView->m_nCursorROI = nX;
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pView->m_nCursorROICount = pDoc->m_nChannelCount[nX];
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pView->UpdateData(FALSE);
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pDoc->UpdateAllViews(NULL);
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CView::OnLButtonDown(nFlags, point);
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}
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void CDetailView::OnRButtonDown(UINT nFlags, CPoint point) {
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if (pDoc == NULL) pDoc = (CMCADoc*)GetDocument();
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if (pView == NULL) pView = (CControlView*)pDoc->GetView(RUNTIME_CLASS(CControlView));
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pView->m_nCursor1 = 0;
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pView->m_nCursor2 = 1023;
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pView->m_nWidth = 1024;
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pView->UpdateData(FALSE);
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pDoc->UpdateAllViews(NULL);
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CView::OnRButtonDown(nFlags, point);
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}
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