** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: dlgprojections.cpp,v 1.1 2000/08/27 20:32:55 kevin Exp $
+** $Id: dlgprojections.cpp,v 1.6 2000/09/07 14:29:05 kevin Exp $
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
BEGIN_EVENT_TABLE(ProjectionsDialog, wxDialog)
EVT_BUTTON(wxID_CANCEL, ProjectionsDialog::OnCancel)
+ EVT_BUTTON(ProjectionsDialog::ID_BTN_PAUSE, ProjectionsDialog::OnPause)
+ EVT_BUTTON(ProjectionsDialog::ID_BTN_STEP, ProjectionsDialog::OnStep)
EVT_CLOSE(ProjectionsDialog::OnClose)
+ EVT_PAINT(ProjectionsDialog::OnPaint)
END_EVENT_TABLE()
IMPLEMENT_CLASS(ProjectionsDialog, wxDialog)
ProjectionsDialog::ProjectionsDialog (Scanner& rScanner, Projections& rProj, const Phantom& rPhantom, const int iTrace, wxWindow *parent)
- : wxDialog(parent, -1, "Collect Projections"), m_rScanner(rScanner), m_rProjections(rProj), m_rPhantom(rPhantom), m_pSGPDriver(NULL), m_pSGP(NULL), m_iTrace(iTrace), m_pDC(NULL)
+ : wxDialog(parent, -1, "Collect Projections", wxDefaultPosition), m_rScanner(rScanner), m_rProjections(rProj), m_rPhantom(rPhantom), m_pSGPDriver(NULL), m_pSGP(NULL), m_iTrace(iTrace), m_pDC(NULL), m_btnAbort(0), m_btnPause(0), m_btnStep(0)
{
m_state = Continue;
-
+ m_iLastView = -1;
m_parentTop = parent;
while ( m_parentTop && m_parentTop->GetParent() )
m_parentTop = m_parentTop->GetParent();
m_btnAbort->SetConstraints(c);
+ m_btnPause = new wxButton (this, ID_BTN_PAUSE, wxString("Pause"));
+ wxLayoutConstraints* cPause = new wxLayoutConstraints;
+ cPause->right.SameAs(this, wxRight, 3*LAYOUT_X_MARGIN + sizeBtn.x);
+ cPause->bottom.SameAs(this, wxBottom, 2*LAYOUT_Y_MARGIN);
+ cPause->width.Absolute(sizeBtn.x);
+ cPause->height.Absolute(sizeBtn.y);
+ m_btnPause->SetConstraints(cPause);
+
+ m_btnStep = new wxButton (this, ID_BTN_STEP, wxString("Step"));
+ wxLayoutConstraints* cStep = new wxLayoutConstraints;
+ cStep->right.SameAs(this, wxRight, 5*LAYOUT_X_MARGIN + sizeBtn.x * 2);
+ cStep->bottom.SameAs(this, wxBottom, 2*LAYOUT_Y_MARGIN);
+ cStep->width.Absolute(sizeBtn.x);
+ cStep->height.Absolute(sizeBtn.y);
+ m_btnStep->SetConstraints(cStep);
+
SetAutoLayout(TRUE);
Layout();
- wxSize sizeDlg (600,600);
+ wxSize sizeDlg (500,500);
if (sizeDlg.x != sizeDlg.y) {
sizeDlg.x = max(sizeDlg.x,sizeDlg.y);
sizeDlg.y = max(sizeDlg.x,sizeDlg.y);
}
+ if (m_iTrace >= Trace::TRACE_PLOT)
+ sizeDlg.x += 250;
+
+ m_iClientX = sizeDlg.x;
+ m_iClientY = sizeDlg.y;
SetClientSize(sizeDlg);
+ m_bitmap.Create (m_iClientX, m_iClientY); // save a copy of screen
Centre(wxCENTER_FRAME | wxBOTH);
wxYield(); // Update the display
+ m_pSGPDriver->idWX()->SetFont(*wxSWISS_FONT);
#ifdef __WXMAC__
MacUpdateImmediately();
#endif
}
+void
+ProjectionsDialog::showView (int iViewNumber)
+{
+ if ( iViewNumber < m_rProjections.nView() ) {
+ ::wxYield(); // update the display
+ m_iLastView = iViewNumber;
+ if (m_iTrace >= Trace::TRACE_PLOT)
+ m_pSGP->setViewport (0, 0, 0.66, 1);
+ ::wxYield(); // update the display
+ m_rScanner.collectProjections (m_rProjections, m_rPhantom, iViewNumber, 1, true, m_iTrace, m_pSGP);
+ ::wxYield(); // update the display
+ if (m_iTrace >= Trace::TRACE_PLOT) {
+ const DetectorArray& detArray = m_rProjections.getDetectorArray (iViewNumber);
+ const DetectorValue* detValues = detArray.detValues();
+ double detPos [detArray.nDet()];
+ for (int i = 0; i < detArray.nDet(); i++)
+ detPos[i] = i;
+ EZPlot ezplot (*m_pSGP);
+ ezplot.ezset("xporigin 0.66");
+ ezplot.ezset("yporigin 0.10");
+ ezplot.ezset("xlength 0.34");
+ ezplot.ezset("ylength 0.90");
+ ezplot.ezset("grid");
+ ezplot.ezset("box");
+ ezplot.addCurve (detValues, detPos, detArray.nDet());
+ ezplot.plot();
+ }
+ }
+}
+
bool
ProjectionsDialog::projectView (int iViewNumber)
{
- if ( iViewNumber < m_rProjections.nView() ) {
- m_rScanner.collectProjections (m_rProjections, m_rPhantom, iViewNumber, 1, true, m_iTrace, m_pSGP);
- wxYield(); // update the display
- } else {
- m_state = Finished; // so that we return TRUE below and
- // that [Cancel] handler knew what to do
-#if 0
- if ( m_btnAbort )
- m_btnAbort->SetLabel(_("Close")); // tell the user what he should do...
- wxYield();
-
- (void)ShowModal();
-#endif
+ if (iViewNumber <= m_iLastView) // already done this view
+ return true;
+
+ if (iViewNumber < m_rProjections.nView()) {
+ showView (iViewNumber);
+ wxYield(); // update the display
+ if (m_iTrace >= Trace::TRACE_PLOT) {
+ ::wxUsleep(500);
}
-
+ } else {
+ m_state = Finished; // so that we return TRUE below and
+ // that [Cancel] handler knew what to do
+ }
+
#ifdef __WXMAC__
- MacUpdateImmediately();
+ MacUpdateImmediately();
#endif
-
- return m_state != Canceled;
+
+ return m_state != Cancelled;
}
} else {
// request to cancel was received, the next time Update() is called we
// will handle it
- m_state = Canceled;
+ m_state = Cancelled;
// update the button state immediately so that the user knows that the
// request has been noticed
}
}
+
+void
+ProjectionsDialog::OnPause (wxCommandEvent& event)
+{
+ if ( m_state == Finished ) {
+ // this means that the count down is already finished and we're being
+ // shown as a modal dialog - so just let the default handler do the job
+ event.Skip();
+ } else {
+ if (m_state == Continue) {
+ m_memoryDC.SelectObject (m_bitmap); // in memoryDC
+ m_pSGP->setDC (&m_memoryDC);
+ m_memoryDC.SetFont (*wxSWISS_FONT);
+ showView (m_iLastView);
+ m_pSGP->setDC (m_pDC);
+ m_memoryDC.SelectObject(wxNullBitmap);
+ m_state = Paused;
+ m_btnPause->SetLabel (wxString("Resume"));
+ } else if (m_state == Paused) {
+ m_state = Continue;
+ m_btnPause->SetLabel (wxString("Pause"));
+ }
+ }
+}
+
+void
+ProjectionsDialog::OnStep (wxCommandEvent& event)
+{
+ if ( m_state == Finished ) {
+ // this means that the count down is already finished and we're being
+ // shown as a modal dialog - so just let the default handler do the job
+ event.Skip();
+ } else {
+ if (m_state == Continue) {
+ m_memoryDC.SelectObject (m_bitmap); // in memoryDC
+ m_pSGP->setDC (&m_memoryDC);
+ m_memoryDC.SetFont (*wxSWISS_FONT);
+ m_rScanner.collectProjections (m_rProjections, m_rPhantom, m_iLastView, 1, true, m_iTrace, m_pSGP);
+ m_pSGP->setDC (m_pDC);
+ m_memoryDC.SelectObject(wxNullBitmap);
+ m_state = Paused;
+ m_btnPause->SetLabel (wxString("Resume"));
+ } else if (m_state == Paused) {
+ projectView (m_iLastView + 1);
+ }
+ }
+}
+
void ProjectionsDialog::OnClose(wxCloseEvent& event)
{
- if ( m_state == Uncancelable )
+ if ( m_state == Uncancellable )
event.Veto(TRUE); // can't close this dialog
else if ( m_state == Finished )
event.Skip(); // let the default handler close the window as we already terminated
else
- m_state = Canceled; // next Update() will notice it
+ m_state = Cancelled; // next Update() will notice it
+}
+
+void
+ProjectionsDialog::OnPaint (wxPaintEvent& event)
+{
+ wxPaintDC paintDC (this);
+ if (m_state == Paused) {
+ paintDC.DrawBitmap(m_bitmap, 0, 0, false);
+ }
}