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LOGIVW.CPP
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// Logivw.cpp : implementation of the CLogiView class
//
// Copyright (C) 1993-1994 George Mills and Softronics, Inc. Corporation
// All rights reserved.
//
#include "stdafx.h"
#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif
// private clipboard format (list of Draw objects)
CLIPFORMAT CLogiView::m_cfLogi = (CLIPFORMAT)::RegisterClipboardFormat("Logic Program");
static UINT WM_FINDREPLACE = ::RegisterWindowMessage(FINDMSGSTRING);
/////////////////////////////////////////////////////////////////////////////
// CLogiView
IMPLEMENT_DYNCREATE(CLogiView, CAutoScrollView)
BEGIN_MESSAGE_MAP(CLogiView, CAutoScrollView)
//{{AFX_MSG_MAP(CLogiView)
ON_WM_LBUTTONDOWN()
ON_WM_LBUTTONUP()
ON_WM_MOUSEMOVE()
ON_WM_LBUTTONDBLCLK()
ON_WM_SETCURSOR()
ON_COMMAND(ID_DRAW_SELECTOR_INTERNAL, OnDrawSelector)
ON_COMMAND(ID_DRAW_SELECTOR, OnDrawSelector)
ON_COMMAND(ID_DRAW_WIRE, OnDrawWire)
ON_COMMAND(ID_DRAW_ANDGATE, OnDrawANDGate)
ON_COMMAND(ID_DRAW_ORGATE, OnDrawORGate)
ON_COMMAND(ID_DRAW_INVERTGATE, OnDrawINVERTGate)
ON_COMMAND(ID_DRAW_OSCILLATORGATE, OnDrawOscillatorGate)
ON_COMMAND(ID_DRAW_LEDGATE, OnDrawLedGate)
ON_COMMAND(ID_DRAW_SWITCHGATE, OnDrawSwitchGate)
ON_COMMAND(ID_DRAW_BUZZERGATE, OnDrawBuzzerGate)
ON_COMMAND(ID_DRAW_NULLGATE, OnDrawNULLGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_SELECTOR, OnUpdateDrawSelector)
ON_UPDATE_COMMAND_UI(ID_DRAW_WIRE, OnUpdateDrawWire)
ON_UPDATE_COMMAND_UI(ID_DRAW_ANDGATE, OnUpdateDrawANDGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_ORGATE, OnUpdateDrawORGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_INVERTGATE, OnUpdateDrawINVERTGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_OSCILLATORGATE, OnUpdateDrawOscillatorGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_LEDGATE, OnUpdateDrawLedGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_SWITCHGATE, OnUpdateDrawSwitchGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_BUZZERGATE, OnUpdateDrawBuzzerGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_NULLGATE, OnUpdateDrawNULLGate)
ON_UPDATE_COMMAND_UI(ID_OBJECT_MOVEBACK, OnUpdateSingleSelect)
ON_UPDATE_COMMAND_UI(ID_EDIT_CLEAR, OnUpdateAnySelect)
ON_UPDATE_COMMAND_UI(ID_EDIT_COPY, OnUpdateEditCopy)
ON_UPDATE_COMMAND_UI(ID_EDIT_CUT, OnUpdateEditCut)
ON_UPDATE_COMMAND_UI(ID_EDIT_PASTE, OnUpdateEditPaste)
ON_UPDATE_COMMAND_UI(ID_EDIT_PROPERTIES, OnUpdateEditProperties)
ON_UPDATE_COMMAND_UI(ID_EDIT_SELECT_ALL, OnUpdateEditSelectAll)
ON_UPDATE_COMMAND_UI(ID_EDIT_FIND, OnUpdateEditFind)
ON_UPDATE_COMMAND_UI(ID_EDIT_REPLACE, OnUpdateEditReplace)
ON_COMMAND(ID_EDIT_SELECT_ALL, OnEditSelectAll)
ON_COMMAND(ID_EDIT_CLEAR, OnEditClear)
ON_WM_SIZE()
ON_WM_ERASEBKGND()
ON_COMMAND(ID_EDIT_COPY, OnEditCopy)
ON_COMMAND(ID_EDIT_CUT, OnEditCut)
ON_COMMAND(ID_EDIT_PASTE, OnEditPaste)
ON_WM_SETFOCUS()
ON_COMMAND(ID_EDIT_PROPERTIES, OnEditProperties)
ON_COMMAND(ID_DRAW_LED7GATE, OnDrawLed7Gate)
ON_UPDATE_COMMAND_UI(ID_DRAW_LED7GATE, OnUpdateDrawLed7Gate)
ON_COMMAND(ID_DRAW_ASCIIDISPLAY, OnDrawAsciidisplayGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_ASCIIDISPLAY, OnUpdateDrawAsciidisplayGate)
ON_COMMAND(ID_DRAW_ASCIIKEYBOARD, OnDrawAsciikeyboardGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_ASCIIKEYBOARD, OnUpdateDrawAsciikeyboardGate)
ON_COMMAND(ID_DRAW_GROUND, OnDrawGroundGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_GROUND, OnUpdateDrawGroundGate)
ON_COMMAND(ID_DRAW_PLUS, OnDrawPlusGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_PLUS, OnUpdateDrawPlusGate)
ON_COMMAND(ID_DRAW_READFILE, OnDrawReadfileGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_READFILE, OnUpdateDrawReadfileGate)
ON_COMMAND(ID_DRAW_SIGNALRECEIVER, OnDrawSignalreceiverGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_SIGNALRECEIVER, OnUpdateDrawSignalreceiverGate)
ON_COMMAND(ID_DRAW_SIGNALSENDER, OnDrawSignalsenderGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_SIGNALSENDER, OnUpdateDrawSignalsenderGate)
ON_COMMAND(ID_DRAW_SOUNDWAVE, OnDrawSoundwaveGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_SOUNDWAVE, OnUpdateDrawSoundwaveGate)
ON_COMMAND(ID_DRAW_TEXT, OnDrawTextGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_TEXT, OnUpdateDrawTextGate)
ON_COMMAND(ID_DRAW_WRITEFILE, OnDrawWritefileGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_WRITEFILE, OnUpdateDrawWritefileGate)
ON_COMMAND(ID_DRAW_FLIPFLOP, OnDrawFlipflopGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_FLIPFLOP, OnUpdateDrawFlipflopGate)
ON_COMMAND(ID_DRAW_KEYPAD, OnDrawKeypadGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_KEYPAD, OnUpdateDrawKeypadGate)
ON_COMMAND(ID_DRAW_BITMAP, OnDrawBitmapGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_BITMAP, OnUpdateDrawBitmapGate)
ON_COMMAND(ID_DRAW_COUNTER, OnDrawCounterGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_COUNTER, OnUpdateDrawCounterGate)
ON_COMMAND(ID_DRAW_BREAK, OnDrawBreakGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_BREAK, OnUpdateDrawBreakGate)
ON_WM_CHAR()
ON_COMMAND(ID_DRAW_MEMORY, OnDrawMemoryGate)
ON_UPDATE_COMMAND_UI(ID_DRAW_MEMORY, OnUpdateDrawMemoryGate)
ON_WM_KEYDOWN()
ON_WM_KEYUP()
ON_COMMAND(ID_SET_FONT, OnSetFont)
ON_COMMAND(ID_DRAW_MUX, OnDrawMux)
ON_UPDATE_COMMAND_UI(ID_DRAW_MUX, OnUpdateDrawMux)
ON_COMMAND(ID_DRAW_BITBUCKET, OnDrawBitbucket)
ON_UPDATE_COMMAND_UI(ID_DRAW_BITBUCKET, OnUpdateDrawBitbucket)
ON_COMMAND(ID_DRAW_ALU, OnDrawAlu)
ON_UPDATE_COMMAND_UI(ID_DRAW_ALU, OnUpdateDrawAlu)
ON_COMMAND(ID_DRAW_RANDOM, OnDrawRandom)
ON_UPDATE_COMMAND_UI(ID_DRAW_RANDOM, OnUpdateDrawRandom)
ON_COMMAND(ID_FILE_PRINT, OnFilePrint)
ON_COMMAND(ID_DRAW_XORGATE, OnDrawXor)
ON_UPDATE_COMMAND_UI(ID_DRAW_XORGATE, OnUpdateDrawXor)
ON_COMMAND(ID_DRAW_CLOCK, OnDrawClock)
ON_UPDATE_COMMAND_UI(ID_DRAW_CLOCK, OnUpdateDrawClock)
ON_COMMAND(ID_DRAW_TIMER, OnDrawTimer)
ON_UPDATE_COMMAND_UI(ID_DRAW_TIMER, OnUpdateDrawTimer)
ON_COMMAND(ID_VIEW_NEXTPAGE, OnViewNextpage)
ON_UPDATE_COMMAND_UI(ID_VIEW_NEXTPAGE, OnUpdateViewNextpage)
ON_COMMAND(ID_VIEW_PREVIOUSPAGE, OnViewPreviouspage)
ON_UPDATE_COMMAND_UI(ID_VIEW_PREVIOUSPAGE, OnUpdateViewPreviouspage)
ON_COMMAND(ID_DRAW_ROBOT, OnDrawRobot)
ON_UPDATE_COMMAND_UI(ID_DRAW_ROBOT, OnUpdateDrawRobot)
ON_COMMAND(ID_DRAW_NETWORK, OnDrawNetwork)
ON_UPDATE_COMMAND_UI(ID_DRAW_NETWORK, OnUpdateDrawNetwork)
ON_COMMAND(ID_DRAW_SELECT, OnDrawSelectgate)
ON_UPDATE_COMMAND_UI(ID_DRAW_SELECT, OnUpdateDrawSelectgate)
ON_COMMAND(ID_VIEW_SNAPSELECTIONTOGRID, OnViewSnapSelectiontogrid)
ON_UPDATE_COMMAND_UI(ID_VIEW_SNAPSELECTIONTOGRID, OnUpdateViewSnapSelectiontogrid)
ON_COMMAND(ID_DRAW_TRISTATE, OnDrawTristategate)
ON_UPDATE_COMMAND_UI(ID_DRAW_TRISTATE, OnUpdateDrawTristategate)
ON_COMMAND(ID_DRAW_BUS, OnDrawBus)
ON_UPDATE_COMMAND_UI(ID_DRAW_BUS, OnUpdateDrawBus)
ON_COMMAND(ID_DRAW_ANALYZE, OnDrawAnalyze)
ON_UPDATE_COMMAND_UI(ID_DRAW_ANALYZE, OnUpdateDrawAnalyze)
ON_COMMAND(ID_DRAW_TAPEDRIVE, OnDrawTapedrive)
ON_UPDATE_COMMAND_UI(ID_DRAW_TAPEDRIVE, OnUpdateDrawTapedrive)
ON_WM_RBUTTONDOWN()
ON_COMMAND(ID_EDIT_UNDO, OnEditUndo)
ON_UPDATE_COMMAND_UI(ID_EDIT_UNDO, OnUpdateEditUndo)
ON_COMMAND(ID_EDIT_REDO, OnEditRedo)
ON_UPDATE_COMMAND_UI(ID_EDIT_REDO, OnUpdateEditRedo)
ON_COMMAND(ID_VIEW_GOTOPAGE, OnViewGotoPage)
ON_UPDATE_COMMAND_UI(ID_VIEW_GOTOPAGE, OnUpdateGotoPage)
ON_REGISTERED_MESSAGE(WM_FINDREPLACE, OnFindReplace)
ON_COMMAND(ID_EDIT_FIND, OnEditFind)
ON_COMMAND(ID_EDIT_REPLACE, OnEditReplace)
ON_COMMAND(ID_DRAW_BISECTWIRE, OnDrawBisectwire)
ON_UPDATE_COMMAND_UI(ID_DRAW_BISECTWIRE, OnUpdateDrawBisectwire)
//}}AFX_MSG_MAP
// Standard printing commands
ON_UPDATE_COMMAND_UI(ID_INDICATOR_CYCLE, OnUpdateIndicatorCycle)
ON_UPDATE_COMMAND_UI(ID_INDICATOR_PAGE, OnUpdateIndicatorPage)
ON_COMMAND(ID_FILE_PRINT_PREVIEW, OnFilePrintPreview)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CLogiView construction/destruction
CLogiView::CLogiView()
{
m_gridColor = RGB(128, 128, 128);
m_bActive = FALSE;
m_iPage = 1;
m_frDialog = NULL;
}
CLogiView::~CLogiView()
{
if (m_frDialog != NULL)
m_frDialog->DestroyWindow();
}
void CLogiView::OnPrint( CDC* pDC, CPrintInfo* pInfo )
{
int devHorz;
int devVert;
int devXppi;
int devYppi;
float Aspectdoc;
float Aspectppi;
float Aspectdev;
UINT uXDocSize = 0;
UINT uYDocSize = 0;
uXDocSize = GetDocument()->m_uCanvasWidth;
uYDocSize = GetDocument()->m_uCanvasHeight;
// custom MM_LOENGLISH with positive y down
pDC->SetMapMode(MM_ANISOTROPIC);
// set the origin of the coordinate system to the center of the page
// CPoint ptOrg;
// ptOrg.x = GetDocument()->GetSize().cx / 2;
// ptOrg.y = GetDocument()->GetSize().cy / 2;
// ptOrg is in logical coordinates
// pDC->SetWindowOrg(-ptOrg.x,-ptOrg.y);
pDC->SetWindowOrg(0, 0);
pDC->SetWindowExt(uXDocSize, uYDocSize);
// get device size in pixels
devHorz = pDC->GetDeviceCaps(HORZRES);
devVert = pDC->GetDeviceCaps(VERTRES);
// get pixels per inch
devXppi = pDC->GetDeviceCaps(LOGPIXELSX);
devYppi = pDC->GetDeviceCaps(LOGPIXELSY);
// Normalize the device Size, this allows us to handle devices in which ppi in X and Y differ
if (devYppi < devXppi)
{
Aspectppi = ((float) devYppi) / ((float) devXppi);
devHorz = (int) (devHorz*Aspectppi);
}
else
{
Aspectppi = ((float) devYppi) / ((float) devXppi);
devVert = (int) (devVert*Aspectppi);
}
// Now modify size such that it's a best fit
//ASSERT(YDOCSIZE < XDOCSIZE);
Aspectdev = ((float) devVert) / ((float) devHorz);
Aspectdoc = ((float) uYDocSize) / ((float) uXDocSize);
if (Aspectdev > Aspectdoc)
{
devVert = (int) (devHorz*Aspectdoc);
}
else
{
devHorz = (int) (devVert/Aspectdoc);
}
// Unnormalize
if (devYppi < devXppi)
{
devHorz = (int) (devHorz/Aspectppi);
}
else
{
devVert = (int) (devVert/Aspectppi);
}
pDC->SetViewportOrg(0, 0);
pDC->SetViewportExt(devHorz, devVert);
// int iPenWidth = (devHorz/XDOCSIZE);
// if (iPenWidth < 10) iPenWidth = 1;
// CPen pen;
// pen.CreatePen(PS_SOLID, iPenWidth, RGB(0,0,0));
// CPen* pOldPen = pDC->SelectObject(&pen);
int iSavePage = m_iPage;
SetPage(pInfo->m_nCurPage);
OnDraw(pDC);
SetPage(iSavePage);
// pDC->SelectObject(pOldPen);
}
BOOL CLogiView::PreCreateWindow(CREATESTRUCT& cs)
{
ASSERT(cs.style & WS_CHILD);
if (cs.lpszClass == NULL) cs.lpszClass = AfxRegisterWndClass(CS_DBLCLKS);
return TRUE;
}
void CLogiView::OnActivateView(BOOL bActivate, CView* pActiveView, CView* pDeactiveView)
{
CView::OnActivateView(bActivate, pActiveView, pDeactiveView);
// invalidate selections when active status changes
if (m_bActive != bActivate)
{
// if becoming active update as if active
if (bActivate) m_bActive = bActivate;
if (!m_selection.IsEmpty()) OnUpdate(NULL, HINT_UPDATE_SELECTION, NULL);
m_bActive = bActivate;
}
}
/////////////////////////////////////////////////////////////////////////////
// CLogiView Drawing
void CLogiView::InvalObj(CLogiObj* pObj)
{
CRect rect = pObj->m_position;
rect.NormalizeRect();
if (m_bActive && IsSelected(pObj))
{
rect.InflateRect(4, 4, 4, 4);
}
else
{
rect.InflateRect(2, 2, 2, 2);
}
DocToClient(rect);
InvalidateRect(rect, FALSE);
}
void CLogiView::OnUpdate(CView *, LPARAM lHint, CObject* pHint)
{
switch (lHint)
{
case HINT_UPDATE_ZOOM: // reLogi entire window
{
// Compute centering point for zoom
CPoint center = m_rLastDraw.CenterPoint();
CSize docsize = GetDocument()->GetSize();
// If current center outside of document, center on document
if (center.x > docsize.cx)
center.x = docsize.cx / 2;
if (center.y > docsize.cy)
center.y = docsize.cy / 2;
// Update scrollbars
CSize size;
size = GetDocument()->GetSize();
size.cx = GetDocument()->GetZoom(size.cx);
size.cy = GetDocument()->GetZoom(size.cy);
SetScrollSizes(MM_TEXT, size);
CRect rect;
GetClientRect(&rect);
ClientToDoc(rect);
// Scroll to center desired center position
center.Offset(-rect.Width()/2, -rect.Height()/2);
center.x = GetDocument()->GetZoom(center.x);
center.y = GetDocument()->GetZoom(center.y);
if (center.x < 0)
center.x = 0;
if (center.y < 0)
center.y = 0;
if (center.x > GetScrollLimit(SB_HORZ))
center.x = GetScrollLimit(SB_HORZ);
if (center.y > GetScrollLimit(SB_VERT))
center.y = GetScrollLimit(SB_VERT);
ScrollToPosition(center);
SetScrollSizes(MM_TEXT, size);
}
case HINT_UPDATE_WINDOW: // reLogi entire window
Invalidate(FALSE);
break;
case HINT_UPDATE_LOGIOBJ: // a single object has changed
InvalObj((CLogiObj*)pHint);
break;
case HINT_REMOVE_LOGIOBJ: // a single object has changed
InvalObj((CLogiObj*)pHint);
GetDocument()->Remove((CLogiObj*)pHint);
RemoveFromFindReplace((CLogiObj*)pHint);
break;
case HINT_UPDATE_SELECTION: // an entire selection has changed
{
CObList* pList = pHint != NULL ? (CObList*)pHint : &m_selection;
POSITION pos = pList->GetHeadPosition();
while (pos != NULL) InvalObj((CLogiObj*)pList->GetNext(pos));
}
break;
case HINT_DELETE_SELECTION: // an entire selection has been removed
{
CObList* pList = (CObList*)pHint;
if (pHint != &m_selection)
{
POSITION pos = pList->GetHeadPosition();
while (pos != NULL)
{
CLogiObj* pObj = (CLogiObj*)pList->GetNext(pos);
InvalObj(pObj);
Remove(pObj); // remove it from this view's selection
}
}
POSITION pos = pList->GetHeadPosition();
while (pos != NULL)
RemoveFromFindReplace((CLogiObj*)pList->GetNext(pos));
break;
}
default:
ASSERT(FALSE);
break;
}
}
void CLogiView::OnPrepareDC(CDC* pDC, CPrintInfo* pInfo)
{
CScrollView::OnPrepareDC(pDC, pInfo);
// mapping mode is MM_ANISOTROPIC
// these extents setup a mode similar to MM_LOENGLISH
// MM_LOENGLISH is in .01 physical inches
// these extents provide .01 logical inches
pDC->SetMapMode(MM_ANISOTROPIC);
// pDC->SetViewportOrg(0, 0); // why does this cause scroll to fail
pDC->SetViewportExt(GetDocument()->GetZoom(XVIEWSIZE), GetDocument()->GetZoom(YVIEWSIZE));
// set the origin of the coordinate system to the center of the page
// CPoint ptOrg;
// ptOrg.x = GetDocument()->GetSize().cx / 2;
// ptOrg.y = GetDocument()->GetSize().cy / 2;
// ptOrg is in logical coordinates
// pDC->SetWindowOrg(-ptOrg.x, -ptOrg.y);
pDC->SetWindowOrg(0, 0);
pDC->SetWindowExt(XVIEWSIZE, YVIEWSIZE);
}
BOOL CLogiView::OnScrollBy(CSize sizeScroll, BOOL bDoScroll)
{
// do the scroll
if (!CScrollView::OnScrollBy(sizeScroll, bDoScroll)) return FALSE;
// update the position of any in-place active item
if (bDoScroll)
{
UpdateActiveItem();
UpdateWindow();
}
return TRUE;
}
void CLogiView::OnDraw(CDC* pDC)
{
CLogiDoc* pDoc = GetDocument();
ASSERT_VALID(pDoc);
CDC dc;
CDC* pLogiDC = pDC;
CBitmap bitmap;
CBitmap* pOldBitmap = NULL;
// only paint the rect that needs repainting
CRect client;
pDC->GetClipBox(client);
int zoomx = GetDocument()->GetZoom(XVIEWSIZE);
int zoomy = GetDocument()->GetZoom(YVIEWSIZE);
// fudge rectangle to dance around DP/LP rounding errors
// adjustment is proportional to zoom magnitude
int ratx, raty;
if (GetDocument()->GetZoom(XVIEWSIZE) > XVIEWSIZE)
{
ratx = zoomx/XVIEWSIZE;
raty = zoomy/YVIEWSIZE;
}
else
{
if (zoomx != 0)
ratx = XVIEWSIZE/zoomx;
else
ratx = 0;
if (zoomy != 0)
raty = YVIEWSIZE/zoomy;
else
raty = 0;
}
client.InflateRect(ratx, raty);
if (client.left < 0)
client.left = 0;
if (client.top < 0)
client.top = 0;
CRect rect = client;
DocToClient(rect);
if (!pDC->IsPrinting())
{
// Draw to offscreen bitmap for fast looking repaints
if (dc.CreateCompatibleDC(pDC))
{
if (bitmap.CreateCompatibleBitmap(pDC, rect.Width(), rect.Height()))
{
OnPrepareDC(&dc, NULL);
pLogiDC = &dc;
// offset origin more because bitmap is just piece of the whole Logiing
dc.OffsetViewportOrg(-rect.left, -rect.top);
pOldBitmap = dc.SelectObject(&bitmap);
dc.SetBrushOrg(rect.left % 8, rect.top % 8);
// might as well clip to the same rectangle
dc.IntersectClipRect(client);
}
}
}
// paint background
CBrush brush;
if (!brush.CreateSolidBrush(pDoc->GetPaperColor())) return;
brush.UnrealizeObject();
pLogiDC->FillRect(client, &brush);
if (pDoc->GetGridOn())
{
if (!(GetDocument()->m_bKeepGoing || GetDocument()->m_bPause))
{
DrawGrid(pLogiDC);
}
}
pDoc->Draw(pLogiDC, this);
if (pLogiDC != pDC)
{
pDC->SetViewportOrg(0, 0);
pDC->SetWindowOrg(0,0);
pDC->SetMapMode(MM_TEXT);
dc.SetViewportOrg(0, 0);
dc.SetWindowOrg(0,0);
dc.SetMapMode(MM_TEXT);
pDC->BitBlt(rect.left, rect.top, rect.Width(), rect.Height(), &dc, 0, 0, SRCCOPY);
dc.SelectObject(pOldBitmap);
}
GetClientRect(&m_rLastDraw);
ClientToDoc(m_rLastDraw);
}
void CLogiView::Remove(CLogiObj* pObj)
{
POSITION pos = m_selection.Find(pObj);
if (pos != NULL) m_selection.RemoveAt(pos);
}
void CLogiView::PasteNative(COleDataObject& dataObject)
{
// get file refering to clipboard data
CFile* pFile = dataObject.GetFileData(m_cfLogi);
if (pFile == NULL) return;
// connect the file to the archive
CArchive ar(pFile, CArchive::load);
TRY
{
ar.m_pDocument = GetDocument(); // set back-pointer in archive
// read the selection
m_selection.Serialize(ar);
}
CATCH_ALL(e)
{
ar.Close();
delete pFile;
THROW_LAST();
}
END_CATCH_ALL
ar.Close();
delete pFile;
}
void CLogiView::DrawGrid(CDC* pDC)
{
CPen* pOldPen;
CLogiDoc* pDoc = GetDocument();
COLORREF oldBkColor = pDC->SetBkColor(pDoc->GetPaperColor());
if (!pDC->IsPrinting())
{
pDC->SetWindowOrg(0,0);
CRect rect;
pDC->GetClipBox(&rect);
rect.NormalizeRect();
CPen penDot;
penDot.CreatePen(PS_SOLID, 1, m_gridColor);
pOldPen = pDC->SelectObject(&penDot);
if (GetDocument()->GetZoom(pDoc->m_uGridWidth) <= 1 ||
GetDocument()->GetZoom(pDoc->m_uGridHeight) <= 1)
{
// If user zooms out too far, it is ineffecient
// to oversample the grid dots. So, just color
// the entire rectangle for the same effect.
CBrush brush(m_gridColor);
pDC->FillRect(&rect, &brush);
}
else
{
if (rect.left % pDoc->m_uGridWidth)
rect.left += (pDoc->m_uGridWidth - (rect.left % pDoc->m_uGridWidth));
if (rect.top % pDoc->m_uGridHeight)
rect.top += (pDoc->m_uGridHeight - (rect.top % pDoc->m_uGridHeight));
for (int x = rect.left; x <= rect.right; x += pDoc->m_uGridWidth)
{
for (int y = rect.top; y <= rect.bottom; y += pDoc->m_uGridHeight)
{
pDC->SetPixel(x, y, m_gridColor);
}
}
// set the origin of the coordinate system to the center of the page
// CPoint ptOrg;
// ptOrg.x = GetDocument()->GetSize().cx / 2;
// ptOrg.y = GetDocument()->GetSize().cy / 2;
// ptOrg is in logical coordinates
// pDC->SetWindowOrg(-ptOrg.x,-ptOrg.y);
pDC->SetWindowOrg(0, 0);
}
pDC->SelectObject(pOldPen);
}
// Outlines
CRect rect;
// rect.left = -pDoc->GetSize().cx / 2;
// rect.top = -pDoc->GetSize().cy / 2;
rect.left = 0;
rect.top = 0;
rect.right = rect.left + pDoc->GetSize().cx;
rect.bottom = rect.top + pDoc->GetSize().cy;
pDC->MoveTo(rect.left, rect.top);
pDC->LineTo(rect.right-1, rect.top);
pDC->LineTo(rect.right-1, rect.bottom-1);
pDC->LineTo(rect.left, rect.bottom-1);
pDC->LineTo(rect.left, rect.top);
// pDC->SelectObject(pOldPen);
pDC->SetBkColor(oldBkColor);
}
void CLogiView::OnInitialUpdate()
{
CSize size = GetDocument()->GetSize();
SetScrollSizes(MM_TEXT, size);
ResizeParentToFit(TRUE);
}
void CLogiView::SetPageSize(CSize size)
{
SetScrollSizes(MM_TEXT, size);
ResizeParentToFit(TRUE);
GetDocument()->UpdateAllViews(NULL);
}
/////////////////////////////////////////////////////////////////////////////
// CLogiView printing
BOOL CLogiView::OnPreparePrinting(CPrintInfo* pInfo)
{
pInfo->SetMaxPage(GetDocument()->GetMaxPage());
return DoPreparePrinting(pInfo);
}
void CLogiView::OnBeginPrinting(CDC* pDC, CPrintInfo* pInfo)
{
CScrollView::OnBeginPrinting(pDC,pInfo);
// check page size -- user could have gone into print setup
// from print dialog and changed paper or orientation
GetDocument()->ComputePageSize();
}
void CLogiView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
// TODO: add cleanup after printing
}
/////////////////////////////////////////////////////////////////////////////
// OLE Client support and commands
BOOL CLogiView::IsSelected(const CObject* pDocItem) const
{
CLogiObj* pLogiObj = (CLogiObj*)pDocItem;
return m_selection.Find(pLogiObj) != NULL;
}
void CLogiView::OnSetFocus(CWnd* pOldWnd)
{
CScrollView::OnSetFocus(pOldWnd);
}
CRect CLogiView::GetInitialPosition()
{
CRect rect(10, 10, 10, 10);
ClientToDoc(rect);
return rect;
}
void CLogiView::ClientToDoc(CPoint& point)
{
CClientDC dc(this);
OnPrepareDC(&dc, NULL);
dc.DPtoLP(&point);
}
void CLogiView::ClientToDoc(CRect& rect)
{
CClientDC dc(this);
OnPrepareDC(&dc, NULL);
dc.DPtoLP(rect);
ASSERT(rect.left <= rect.right);
ASSERT(rect.bottom >= rect.top);
}
void CLogiView::DocToClient(CPoint& point)
{
CClientDC dc(this);
OnPrepareDC(&dc, NULL);
dc.LPtoDP(&point);
}
void CLogiView::DocToClient(CRect& rect)
{
CClientDC dc(this);
OnPrepareDC(&dc, NULL);
dc.LPtoDP(rect);
rect.NormalizeRect();
}
void CLogiView::Select(CLogiObj* pObj, BOOL bAdd)
{
if (!bAdd)
{
OnUpdate(NULL, HINT_UPDATE_SELECTION, NULL);
m_selection.RemoveAll();
}
if (pObj == NULL || IsSelected(pObj)) return;
m_selection.AddTail(pObj);
InvalObj(pObj);
}
// rect is in device coordinates
void CLogiView::SelectWithinRect(CRect rect, int iPage, BOOL bAdd)
{
if (!bAdd) Select(NULL);
// ClientToDoc(rect);
CObList* pObList = GetDocument()->GetObjects();
POSITION posObj = pObList->GetHeadPosition();
while (posObj != NULL)
{
CLogiObj* pObj = (CLogiObj*)pObList->GetNext(posObj);
if ((pObj->Intersects(rect)) && (pObj->m_iPage == iPage))
{
// if (!pObj->IsKindOf(RUNTIME_CLASS(CLogiWire)))
Select(pObj, TRUE);
}
}
}
void CLogiView::Deselect(CLogiObj* pObj)
{
POSITION pos = m_selection.Find(pObj);
if (pos != NULL)
{
InvalObj(pObj);
m_selection.RemoveAt(pos);
}
}
void CLogiView::CloneSelection()
{
POSITION pos;
CLogiObj* pObj;
CLogiObj* pObjClone;
m_selectionTemp.RemoveAll();
// clone all but wires
pos = m_selection.GetHeadPosition();
while (pos != NULL)
{
pObj = (CLogiObj*)m_selection.GetNext(pos);
// don't clone the wires (we'll make new ones)
if (!pObj->IsKindOf(RUNTIME_CLASS(CLogiWire)))
{
// copies object and adds it to the document
pObjClone = pObj->Clone(pObj->m_pDocument);
m_selectionTemp.AddTail(pObjClone);
}
}
// now rewire just the wire objects with NEW wires
pos = m_selection.GetHeadPosition();
while (pos != NULL)
{
pObj = (CLogiObj*)m_selection.GetNext(pos);
if (pObj->IsKindOf(RUNTIME_CLASS(CLogiWire)))
{
// now create a new wire base on the original being cloned.
// since the new devices are at the front they will get hit first.
pObjClone = GetDocument()->ReWire(pObj->m_position, (CLogiWire*) NULL, m_iPage);
if (pObjClone) m_selectionTemp.AddTail(pObjClone);
}
}
// Make clones the new selection
m_selection.RemoveAll();
pos = m_selectionTemp.GetHeadPosition();
while (pos != NULL)
{
pObj = (CLogiObj*)m_selectionTemp.GetNext(pos);
m_selection.AddTail(pObj);
}
}
void CLogiView::UpdateActiveItem()
{
}
/////////////////////////////////////////////////////////////////////////////
// CLogiView message handlers
void CLogiView::OnLButtonDown(UINT nFlags, CPoint point)
{
if (!m_bActive) return;
CLogiTool* pTool = CLogiTool::FindTool(CLogiTool::c_LogiShape);
if (pTool != NULL) pTool->OnLButtonDown(this, nFlags, point);
// if simultion not running it's ok to autoscroll, otherwise
// down and up comes in immediate pair
if (!GetDocument()->m_bKeepGoing) CAutoScrollView::OnLButtonDown(nFlags, point);
}
void CLogiView::OnLButtonUp(UINT nFlags, CPoint point)
{
if (!m_bActive) return;
CLogiTool* pTool = CLogiTool::FindTool(CLogiTool::c_LogiShape);
if (pTool != NULL) pTool->OnLButtonUp(this, nFlags, point);
}
void CLogiView::OnAutoScroll(CPoint point, BOOL bBefore)
{
if (!m_bActive) return;
CLogiTool* pTool = CLogiTool::FindTool(CLogiTool::c_LogiShape);
if (pTool != NULL) pTool->OnAutoScroll(this, point, bBefore);
}
void CLogiView::OnMouseMove(UINT nFlags, CPoint point)
{
if (!m_bActive) return;
CLogiTool* pTool = CLogiTool::FindTool(CLogiTool::c_LogiShape);
if (pTool != NULL) pTool->OnMouseMove(this, nFlags, point);
}
void CLogiView::OnLButtonDblClk(UINT nFlags, CPoint point)
{
if (!m_bActive) return;
CLogiTool* pTool = CLogiTool::FindTool(CLogiTool::c_LogiShape);
if (pTool != NULL) pTool->OnLButtonDblClk(this, nFlags, point);
}
BOOL CLogiView::OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message)
{
// Do not check for active view, cursor might be hovering.
// if (!m_bActive) return FALSE;
CLogiTool* pTool = CLogiTool::FindTool(CLogiTool::c_LogiShape);
if (pTool != NULL)
return pTool->OnSetCursor(this, pWnd, nHitTest, message);
else
{
AfxGetApp()->LoadStandardCursor(IDC_ARROW);
return TRUE;
}
}
void CLogiView::OnRButtonDown(UINT nFlags, CPoint point)
{
if (!m_bActive) return;
// Don't interrupt an operation that has the mouse captured.
// Such action causes an access violation delayed until window closes.
if (GetCapture() != NULL) return;
CLogiTool* pTool = CLogiTool::FindTool(CLogiTool::c_LogiShape);
if (pTool != NULL) pTool->OnLButtonDown(this, nFlags, point);
if (pTool != NULL) pTool->OnLButtonUp(this, nFlags, point);
if (pTool != NULL) pTool->OnRButtonDown(this, nFlags, point);
}
void CLogiView::OnDrawSelector()
{
OnUpdate(NULL, HINT_UPDATE_SELECTION, NULL);
m_selection.RemoveAll();
CLogiTool::c_LogiShape = selector;
}
void CLogiView::OnDrawANDGate()
{
CLogiTool::c_LogiShape = andgate;
}
void CLogiView::OnDrawORGate()
{
CLogiTool::c_LogiShape = orgate;
}
void CLogiView::OnDrawINVERTGate()
{
CLogiTool::c_LogiShape = invertgate;
}
void CLogiView::OnDrawOscillatorGate()
{
CLogiTool::c_LogiShape = oscillatorgate;
}
void CLogiView::OnDrawLedGate()
{
CLogiTool::c_LogiShape = ledgate;
}
void CLogiView::OnDrawSwitchGate()
{
CLogiTool::c_LogiShape = switchgate;
}
void CLogiView::OnDrawBuzzerGate()
{
CLogiTool::c_LogiShape = buzzergate;
}
void CLogiView::OnDrawNULLGate()
{
CLogiTool::c_LogiShape = nullgate;
}
void CLogiView::OnDrawLed7Gate()
{
CLogiTool::c_LogiShape = led7gate;
}
void CLogiView::OnDrawWire()
{
CLogiTool::c_LogiShape = wire;
Select(NULL);
}