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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef TETRAEDGE_TE_TE_SIGNAL_H
#define TETRAEDGE_TE_TE_SIGNAL_H
#include "common/array.h"
#include "common/ptr.h"
#include "tetraedge/te/te_callback.h"
namespace Tetraedge {
template<class C> bool _teCallbackSorter(const C &c1, const C &c2) {
// sort in *descending* priority.
float p1 = c1->priority();
float p2 = c2->priority();
return p2 < p1;
}
typedef Common::SharedPtr<TeICallback0Param> TeICallback0ParamPtr;
class TeSignal0Param : public Common::Array<TeICallback0ParamPtr> {
public:
TeSignal0Param() : Common::Array<TeICallback0ParamPtr>() {};
bool call() {
Common::sort(this->begin(), this->end(), _teCallbackSorter<TeICallback0ParamPtr>);
typename Common::Array<TeICallback0ParamPtr>::iterator i = this->begin();
typename Common::Array<TeICallback0ParamPtr>::iterator end_ = this->end();
for (; i < end_; i++) {
if ((*i)->call())
return true;
}
return false;
}
void remove(const TeICallback0ParamPtr &item) {
typename Common::Array<TeICallback0ParamPtr>::iterator i = this->begin();
typename Common::Array<TeICallback0ParamPtr>::iterator end_ = this->end();
for (; i < end_; i++) {
if ((*i)->equals(item.get())) {
i = this->erase(i);
}
}
}
template<class T> void add(T *obj, typename TeCallback0Param<T>::TMethod method) {
this->push_back(TeICallback0ParamPtr(new TeCallback0Param<T>(obj, method)));
}
template<class T> void remove(T *obj, typename TeCallback0Param<T>::TMethod method) {
TeICallback0ParamPtr temp(new TeCallback0Param<T>(obj, method));
this->remove(temp);
}
};
/* Pointer to a callback with a single parameter of type T */
template<class T> using TeICallback1ParamPtr = Common::SharedPtr<TeICallback1Param<T>>;
/* Array of callbacks with a single parameter of type T */
template<class T> class TeSignal1Param : public Common::Array<TeICallback1ParamPtr<T>> {
public:
TeSignal1Param() : Common::Array<TeICallback1ParamPtr<T>>() {};
bool call(T t) {
Common::sort(this->begin(), this->end(), _teCallbackSorter<TeICallback1ParamPtr<T>>);
typename Common::Array<TeICallback1ParamPtr<T>>::iterator i = this->begin();
typename Common::Array<TeICallback1ParamPtr<T>>::iterator end_ = this->end();
for (; i < end_; i++) {
if ((*i)->call(t))
return true;
}
return false;
}
void remove(const TeICallback1ParamPtr<T> &item) {
typename Common::Array<TeICallback1ParamPtr<T>>::iterator i = this->begin();
typename Common::Array<TeICallback1ParamPtr<T>>::iterator end_ = this->end();
for (; i < end_; i++) {
if ((*i)->equals(item.get())) {
i = this->erase(i);
}
}
}
template<class S> void add(S *obj, typename TeCallback1Param<S, T>::TMethod method) {
this->push_back(TeICallback1ParamPtr<T>(new TeCallback1Param<S, T>(obj, method)));
}
template<class S> void remove(S *obj, typename TeCallback1Param<S, T>::TMethod method) {
TeICallback1ParamPtr<T> temp(new TeCallback1Param<S, T>(obj, method));
this->remove(temp);
}
};
/* Pointer to a callback with 2 paramets parameter of type T and S */
template<class S, class T> using TeICallback2ParamPtr = Common::SharedPtr<TeICallback2Param<S, T>>;
/* Array of callbacks with a two parameters of type T */
template<class S, class T> class TeSignal2Param : public Common::Array<TeICallback2ParamPtr<S, T>> {
public:
TeSignal2Param() : Common::Array<TeICallback2ParamPtr<S, T>>() {};
bool call(S s, T t) {
Common::sort(this->begin(), this->end(), _teCallbackSorter<TeICallback2ParamPtr<S, T>>);
typename Common::Array<TeICallback2ParamPtr<S, T>>::iterator i = this->begin();
typename Common::Array<TeICallback2ParamPtr<S, T>>::iterator end_ = this->end();
for (; i < end_; i++) {
if ((*i)->call(s, t))
return true;
}
return false;
}
void remove(const TeICallback2ParamPtr<S, T> &item) {
typename Common::Array<TeICallback2ParamPtr<S, T>>::iterator i = this->begin();
typename Common::Array<TeICallback2ParamPtr<S, T>>::iterator end_ = this->end();
for (; i < end_; i++) {
if ((*i)->equals(item.get())) {
i = this->erase(i);
}
}
}
template<class C> void add(C *obj, typename TeCallback2Param<C, S, T>::TMethod method) {
this->push_back(TeICallback2ParamPtr<S, T>(new TeCallback2Param<C, S, T>(obj, method)));
}
template<class C> void remove(C *obj, typename TeCallback2Param<C, S, T>::TMethod method) {
TeICallback2ParamPtr<S, T> temp(new TeCallback2Param<C, S, T>(obj, method));
this->remove(temp);
}
};
} // end namespace Tetraedge
#endif // TETRAEDGE_TE_TE_SIGNAL_H
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