xQGanttListViewPort.cpp

//
//  file    : xQGanttListViewPort.C
//  date    : 26 oct 2000
//  changed : 29 nov 2000
//  author  : jh
//
 
#include "xQGanttListViewPort.h"
 
#include <tqcolor.h>
 
 
int xQGanttListViewPort::_ListViewCounter = 0;
 
 
xQGanttListViewPort::xQGanttListViewPort(KGanttItem* toplevelitem, TQWidget* parent,
                     const char * name, WFlags f )
  : TQFrame(parent,name,f)
{
  _toplevelitem = toplevelitem;
 
  setBackgroundColor(TQColor(white));
 
  _barviewport = NULL;
 
  _width = 1000;
 
  brush1 = TQBrush(TQColor(200,200,230));
  brush2 = TQBrush(TQColor(240,240,240));
 
}
 
 
 
xQGanttListViewPort::~xQGanttListViewPort()
{
}
 
 
 
void
xQGanttListViewPort::setBarViewPort(xQGanttBarViewPort* v)
{
  _barviewport = v;
 
  //  printf("setBarViewPort()\n");
 
  resize(500, _barviewport->height());
 
  printf("setBarViewPort()\n");
 
  connect(_barviewport, TQ_SIGNAL(resized()),
      this, TQ_SLOT(barViewResized()));
  
 
  connect(_barviewport, TQ_SIGNAL(recalculated()),
      this, TQ_SLOT(update()));
  
  /*
    connect(_barviewport, TQ_SIGNAL(contentsRepainted()),
    this, TQ_SLOT(barViewRepainted()));
  */
}
 
 
 
void 
xQGanttListViewPort::barViewResized()
{
  printf("xQGanttListViewPort::barViewResized()\n");
  
  static int _h = 0;
 
  int h = _barviewport->height();
 
  if(h!=_h) {
    _h = h;
    resize(_width, _h);
  }
 
}
 
 
 
void 
xQGanttListViewPort::drawContents(TQPainter* p, int x1, int y1, int x2, int y2)
{
  /*printf("\nxQGanttListViewPort::drawContents(%d,%d,%d,%d)\n",
     x1, y1, x2, y2 ); 
  */
 
  _ListViewCounter = 0;
 
  if(_barviewport) {
    drawItem(_toplevelitem, p, TQRect(x1, y1, x2-x1, y2-y1), 5 );
  }
 
}
 
 
 
void
xQGanttListViewPort::drawItem(KGanttItem* item, TQPainter* p, const TQRect& rect,
                  int offsetX )
{
  static int margin = 2;
 
  xTQTaskPosition* tpos = _barviewport->_gItemList[item];
 
  if(!tpos) return;
  
  if( (tpos->_screenY+5 >= rect.y() &&
       tpos->_screenY-5 <= rect.y() + rect.height()) ||
      ((tpos->_screenY + tpos->_screenH)+5 >= rect.y() &&
       (tpos->_screenY + tpos->_screenH)-5 <= rect.y() + rect.height() ) ) {
 
    p->setPen(TQPen(TQColor(black)));
    
    int y = tpos->_screenY;
    int h = tpos->_screenH;
    
    if(tpos->_nr % 2 == 0)
      p->fillRect(0 + margin, y + margin ,
          _width - 2 * margin, h - 2 * margin, brush1);
    else
      p->fillRect(0 + margin, y + margin, 
          _width - 2* margin, h - 2* margin, brush2);
    
    TQString str = item->getText() + "  [" + 
      item->getStart().toString() + " / " +
      item->getEnd().toString() + "]";
    
    p->drawText(offsetX, tpos->_textPosY, str );
    
  }
 
    
  if(item->isOpen() && item->getSubItems().count()>0) {
    
    for(KGanttItem* subitem = item->getSubItems().first(); 
    subitem != 0; 
    subitem = item->getSubItems().next() ) {
      
      drawItem(subitem, p, rect, offsetX + 20);
      
    }
    
    p->setPen(TQPen(TQColor(blue),2));
    p->drawLine(offsetX + 3,  tpos->_textPosY + 3, 
        offsetX + 3,  tpos->_screenY + tpos->_screenHS - 3);
 
  }  
 
}
 
 
void 
xQGanttListViewPort::update(int x1, int y1, int x2, int y2)
{
  TQPainter p(this);
 
  /*
    printf("\nxQGanttListViewPort::update(%d,%d,%d,%d)\n",
    x1, y1, x2, y2 );
  */
  drawContents(&p, x1, y1, x2, y2);
  
}
 
#include "xQGanttListViewPort.moc"