1 |
tim |
1118 |
#include <cstring> |
2 |
|
|
#include "CompositeVisitor.hpp" |
3 |
|
|
CompositeVisitor::~CompositeVisitor(){ |
4 |
|
|
VisitorIterator i; |
5 |
|
|
BaseVisitor* curVisitor; |
6 |
|
|
|
7 |
|
|
for(curVisitor = beginVisitor(i); curVisitor; curVisitor = nextVisitor(i)) |
8 |
|
|
delete curVisitor; |
9 |
|
|
|
10 |
|
|
visitorList.clear(); |
11 |
|
|
|
12 |
|
|
} |
13 |
|
|
void CompositeVisitor::addVisitor(BaseVisitor* newVisitor, int priority){ |
14 |
|
|
VisitorIterator i; |
15 |
|
|
int curPriority; |
16 |
|
|
|
17 |
|
|
for(i = visitorList.begin(); i != visitorList.end(); i++){ |
18 |
|
|
curPriority = (*i).second; |
19 |
|
|
//if new visitor has higher priority, just insert it before current visitor |
20 |
|
|
if(priority > curPriority){ |
21 |
|
|
visitorList.insert(i, make_pair(newVisitor, priority)); |
22 |
|
|
} |
23 |
|
|
} |
24 |
|
|
|
25 |
|
|
//if new visitor has lowest priority, insert it at the end of the list |
26 |
|
|
visitorList.insert(visitorList.end(), make_pair(newVisitor, priority)); |
27 |
|
|
} |
28 |
|
|
|
29 |
|
|
BaseVisitor* CompositeVisitor::beginVisitor(VisitorIterator& i){ |
30 |
|
|
i = visitorList.begin(); |
31 |
|
|
return i != visitorList.end() ? (*i).first : NULL; |
32 |
|
|
} |
33 |
|
|
|
34 |
|
|
BaseVisitor* CompositeVisitor::nextVisitor(VisitorIterator& i){ |
35 |
|
|
++i; |
36 |
|
|
return i != visitorList.end() ? (*i).first : NULL; |
37 |
|
|
|
38 |
|
|
} |
39 |
|
|
|
40 |
|
|
void CompositeVisitor::internalVisit(StuntDouble* sd){ |
41 |
|
|
VisitorIterator i; |
42 |
|
|
BaseVisitor* curVisitor; |
43 |
|
|
|
44 |
|
|
for(curVisitor = beginVisitor(i); curVisitor; curVisitor = nextVisitor(i)) |
45 |
|
|
sd->accept(curVisitor); |
46 |
|
|
} |
47 |
|
|
|
48 |
|
|
const string CompositeVisitor::toString(){ |
49 |
|
|
VisitorIterator i; |
50 |
tim |
1119 |
string result; |
51 |
tim |
1118 |
char buffer[65535]; |
52 |
|
|
|
53 |
|
|
for(i = visitorList.begin(); i != visitorList.end(); i++){ |
54 |
|
|
sprintf(buffer, "Priority = %d\n", (*i).second); |
55 |
tim |
1119 |
result += buffer; |
56 |
|
|
|
57 |
|
|
result += ((*i).first)->toString(); |
58 |
tim |
1118 |
} |
59 |
|
|
|
60 |
tim |
1119 |
return result; |
61 |
tim |
1118 |
} |
62 |
|
|
|
63 |
|
|
void CompositeVisitor::update(){ |
64 |
|
|
VisitorIterator i; |
65 |
|
|
BaseVisitor* curVisitor; |
66 |
|
|
|
67 |
|
|
for(curVisitor = beginVisitor(i); curVisitor; curVisitor = nextVisitor(i)) |
68 |
|
|
curVisitor->update(); |
69 |
|
|
} |