void Slider::Slide (Event& e) {
IntCoord newleft, newbot, dummy;
boolean control = e.control;
Listen(allEvents);
SlidingRect r(output, canvas, left, bottom, right, top, e.x, e.y);
CalcLimits(e);
do {
switch (e.eventType) {
case MotionEvent:
e.target->GetRelative(e.x, e.y, this);
Constrain(e);
r.Track(e.x, e.y);
if ((syncScroll && !control) || (!syncScroll && control)) {
r.Erase();
r.GetCurrent(newleft, newbot, dummy, dummy);
Move(ViewX(newleft - left), ViewY(newbot - bottom));
interactor->Adjust(*shown);
}
break;
default:
break;
}
Read(e);
} while (e.eventType != UpEvent);
r.GetCurrent(newleft, newbot, dummy, dummy);
Move(ViewX(newleft - left), ViewY(newbot - bottom));
Listen(input);
}
void stCurveView::AddKnob()
{
stCurveKnob **tmp_knob;
tmp_knob=new stCurveKnob*[knob_count+1];
uint8 i;
for (i=0;i<knob_count;i++)
tmp_knob[i]=knob[i];
tmp_knob[knob_count]=new stCurveKnob(knob[knob_count-1]->Position()+BPoint(10,0),BRect(knob[knob_count-1]->XPosition(),0,width,m_height),m_message);
AddChild(tmp_knob[knob_count]);
knob_count++;
delete []knob;
knob = tmp_knob;
BPoint memory1;
BPoint memory2;
bool copy=false;
for (i=0;i<knob_count;i++)
{
if (copy)
{
memory2=knob[i]->Position();
knob[i]->MoveTo(memory1);
memory1=memory2;
}
else if (knob[i]->IsFocus() && i!=knob_count-1)
{
copy=true;
memory1=BPoint((knob[i+1]->Position().x+knob[i]->Position().x)/2,(knob[i+1]->Position().y+knob[i]->Position().y)/2);
}
}
CalcLimits();
UpdateIndices();
}
stCurveView::stCurveView(BRect bounds, const char *name, BMessage *message)
: BView(bounds,"CurveView",B_FOLLOW_NONE,B_NAVIGABLE/*_JUMP*/+B_WILL_DRAW)
{
m_name = name;
BFont name_font(be_plain_font);
font_height height;
name_font.GetHeight(&height);
m_name_pos = BPoint(bounds.Width() - name_font.StringWidth(name) - 1.0, height.ascent + 1.0);
SetFont(&name_font);
m_message = message;
knob_count = 1;
knob=new stCurveKnob*[knob_count];
m_height=bounds.Height();
width=bounds.Width();
uint8 i;
for (i=0;i<knob_count;i++)
knob[i]=new stCurveKnob(BPoint(i,m_height),BRect(0,0,100,100),m_message);
for (i=0;i<knob_count;i++)
AddChild(knob[i]);
CalcLimits();
SetViewColor(B_TRANSPARENT_COLOR);
SetLowColor(200,200,200);
SetHighColor(136,136,234);
UpdateIndices();
}
void stCurveView::DeleteKnob()
{
if (knob_count==1) return;
stCurveKnob **tmp_knob;
tmp_knob=new stCurveKnob*[knob_count-1];
uint8 i,j=0;
bool removed=false;
for (i=0;i<knob_count;i++)
{
if ((knob[i]->IsFocus() || i==knob_count-1) && !removed) // we don't want to remove more than one knob
{ // if no knob has the focus we delete the last one
if (i>0) knob[i-1]->MakeFocus();
else knob[i+1]->MakeFocus();
RemoveChild(knob[i]);
removed=true;
i++;
if (i==knob_count) continue;
}
tmp_knob[j++]=knob[i];
}
knob_count--;
delete []knob;
knob=tmp_knob;
CalcLimits();
Invalidate();
UpdateIndices();
}
void CMainFrame::AddNbrs ()
{
int xlow,xhigh,ylow,yhigh;
int c,r;
CPoint* pCell;
while (!m_pLive->IsEmpty ())
{
pCell=(CPoint*)m_pLive->RemoveHead ();
c=pCell->x;
r=pCell->y;
delete pCell;
CalcLimits(c,r,xlow,xhigh,ylow,yhigh);
for(int x=xlow;x<=xhigh;++x)
for(int y=ylow;y<=yhigh;++y)
if( (x!=c)||(y!=r) )
{
m_nbrs[y][x]+=1;
switch(m_nbrs[y][x])
{
case 1:
case 2:break;
case 3:
if(m_world[y][x]==DEAD)
{
pCell=new CPoint(x,y);
m_pNextLive->AddTail (pCell);
}
break;
case 4:
if(m_world[y][x]==ALIVE)
{
pCell=new CPoint(x,y);
m_pNextDie->AddTail (pCell);
}
break;
case 5:
case 6:
case 7:
case 8:break;
}
}
}
}
