src/SUPERVGUI/SUPERVGUI_CanvasCellNodePrs.cxx

   1 //  SUPERV SUPERVGUI : GUI for Supervisor component
   2 //
   3 //  Copyright (C) 2003  OPEN CASCADE
   4 //
   5 //  File   : SUPERVGUI_CanvasCellNodePrs.cxx
   6 //  Author :
   7 //  Module : SUPERV
   8
   9 #include "SUPERVGUI_CanvasCellNodePrs.h"
  10 #include "SUPERVGUI_Canvas.h"
  11
  12 #define TEXT_MARGIN 5
  13
  14 // ----------------------------------------------------------
  15 // Cell widget of the table on QCanvas
  16 // ----------------------------------------------------------
  17 SUPERVGUI_CanvasCellNodePrs::SUPERVGUI_CanvasCellNodePrs(QCanvas* theCanvas, SUPERVGUI_CanvasCellNode* theNode):
  18   myTitleWidth(CELL_WIDTH_PART),
  19   myLabelWidth(CELL_WIDTH_PART),
  20   myStatusWidth(CELL_WIDTH_PART),
  21   SUPERVGUI_CanvasNodePrs(theCanvas, theNode, true)
  22 {
  23   myPortVisible = false;
  24 }
  25
  26 SUPERVGUI_CanvasCellNodePrs::~SUPERVGUI_CanvasCellNodePrs()
  27 {
  28 }
  29
  30 void SUPERVGUI_CanvasCellNodePrs::moveBy(double dx, double dy) {
  31 //Trace("SUPERVGUI_CanvasCellNodePrs::moveBy");
  32   int aX = (int) (x()+dx);
  33   int aY = (int) (y()+dy);
  34
  35   int w = aX + width() + GRAPH_MARGIN;
  36   int h = aY + height() + GRAPH_MARGIN;
  37   if (canvas()->width() > w) w = canvas()->width();
  38   if (canvas()->height() > h) h = canvas()->height();
  39   if (canvas()->width() < w || canvas()->height() < h)
  40     canvas()->resize(w, h);
  41   QCanvasPolygonalItem::moveBy(dx, dy);
  42 }
  43
  44 void SUPERVGUI_CanvasCellNodePrs::drawShape(QPainter& thePainter) {
  45   drawTitle(thePainter);
  46   drawLabel(thePainter);
  47   drawStatus(thePainter);
  48   drawFrame(thePainter);
  49 }
  50
  51 void drawCellText(QPainter& thePainter, const QString& theText,
  52                   const QRect& theRect, int theHAlign = Qt::AlignAuto)
  53 {
  54   int flags = theHAlign | Qt::AlignVCenter;
  55   QRect r(theRect.x() + TEXT_MARGIN, theRect.y(),
  56           theRect.width() - 2*TEXT_MARGIN, theRect.height());
  57
  58   QWMatrix aMat = thePainter.worldMatrix();
  59   if (aMat.m11() != 1.0) {
  60     // for scaled picture only
  61     QRect r1 = aMat.mapRect(r);
  62     QFont saved = thePainter.font();
  63     QFont f(saved);
  64     if (f.pointSize() == -1) {
  65       f.setPixelSize((int)(f.pixelSize()*aMat.m11()));
  66     }
  67     else {
  68       f.setPointSize((int)(f.pointSize()*aMat.m11()));
  69     }
  70     thePainter.save();
  71     QWMatrix m;
  72     thePainter.setWorldMatrix(m);
  73     thePainter.setFont(f);
  74     thePainter.drawText(r1, flags, theText);
  75     thePainter.setFont(saved);
  76     thePainter.restore();
  77   }
  78   else {
  79     thePainter.drawText(r, flags, theText);
  80   }
  81 }
  82
  83 void SUPERVGUI_CanvasCellNodePrs::drawTitle(QPainter& thePainter) {
  84   QBrush saved = thePainter.brush();
  85   if (getNode()->getEngine()->IsLoop() || getNode()->getEngine()->IsEndLoop()
  86       ||
  87       getNode()->getEngine()->IsSwitch() || getNode()->getEngine()->IsEndSwitch())
  88     thePainter.setBrush(Qt::red.light());
  89   else if (getNode()->getEngine()->IsGOTO())
  90     thePainter.setBrush(Qt::green.light());
  91   else {
  92     QBrush br(MAIN_TITLE);
  93     thePainter.setBrush(br);
  94   }
  95   drawTitleShape(thePainter);
  96   thePainter.setBrush(saved);
  97
  98   drawCellText(thePainter, getNode()->getEngine()->Name(), getTitleRect(), Qt::AlignLeft);
  99 }
 100
 101 void SUPERVGUI_CanvasCellNodePrs::drawLabel(QPainter& thePainter)
 102 {
 103   QRect r = getLabelRect();
 104
 105   QPen saved = thePainter.pen();
 106   thePainter.setPen(NoPen);
 107   thePainter.drawRect(r);
 108   thePainter.setPen(saved);
 109
 110   drawCellText(thePainter, getNode()->getLabelText(), r, Qt::AlignLeft);
 111 }
 112
 113 void SUPERVGUI_CanvasCellNodePrs::drawStatus(QPainter& thePainter)
 114 {
 115   QRect r = getStatusRect();
 116
 117   QBrush savedB = thePainter.brush();
 118   thePainter.setBrush(getStatusColor());
 119   drawStatusShape(thePainter);
 120   thePainter.setBrush(savedB);
 121
 122   drawCellText(thePainter, getStatus(), r, Qt::AlignHCenter);
 123 }
 124
 125 QRect SUPERVGUI_CanvasCellNodePrs::getTitleRect() const
 126 {
 127   return QRect((int)x(), (int)y(), getTitleWidth(), getTitleHeight());
 128 }
 129
 130 QRect SUPERVGUI_CanvasCellNodePrs::getLabelRect() const
 131 {
 132   return QRect(((int)x())+getTitleWidth(), (int)y(), getLabelWidth(), getLabelHeight());
 133 }
 134
 135 QRect SUPERVGUI_CanvasCellNodePrs::getStatusRect() const
 136 {
 137   return QRect(((int)x())+getTitleWidth()+getLabelWidth(), (int)y(),
 138                getStatusWidth(), getStatusHeight());
 139 }
 140
 141 int SUPERVGUI_CanvasCellNodePrs::getTitleWidth() const {
 142   return myTitleWidth;
 143 }
 144
 145 int SUPERVGUI_CanvasCellNodePrs::getLabelWidth() const {
 146   return myLabelWidth;
 147 }
 148
 149 int SUPERVGUI_CanvasCellNodePrs::getStatusWidth() const {
 150   return myStatusWidth;
 151 }
 152
 153 int SUPERVGUI_CanvasCellNodePrs::width() const
 154 {
 155   return myTitleWidth + myLabelWidth + myStatusWidth;
 156 }
 157
 158 int SUPERVGUI_CanvasCellNodePrs::height() const
 159 {
 160   return getTitleHeight();
 161 }
 162
 163 void SUPERVGUI_CanvasCellNodePrs::setState(SUPERV::GraphState theState)
 164 {
 165   switch(theState) {
 166   case SUPERV_Waiting:
 167     setStatus("Waiting");
 168     setStatusColor(QColor(35, 192, 255));
 169     break;
 170
 171   case SUPERV_Running:
 172   case SUPERV::ReadyState:
 173     setStatus("Running");
 174     setStatusColor(QColor(32,210,32));
 175     break;
 176
 177   case SUPERV_Suspend:
 178   case SUPERV::SuspendReadyState:
 179     setStatus("Suspended");
 180     setStatusColor(QColor(255,180, 0));
 181     break;
 182
 183   case SUPERV_Done:
 184     setStatus("Finished");
 185     setStatusColor(QColor(255, 158, 255));
 186     break;
 187
 188   case SUPERV_Error:
 189     setStatus("Aborted");
 190     setStatusColor(Qt::red);
 191     break;
 192
 193   case SUPERV_Kill:
 194     setStatus("Killed");
 195     setStatusColor(Qt::red);
 196     break;
 197
 198   case SUPERV::LoadingState:
 199     setStatus("Loading");
 200     setStatusColor(QColor(56,255,56));
 201     break;
 202
 203   default:
 204     setStatus("No Status");
 205     setStatusColor(MAIN_BACK);
 206     break;
 207   }
 208
 209   canvas()->setChanged(getStatusRect());
 210   canvas()->update();
 211 }