From Ben Katz mbed-dev library. Removed unnecessary target files to reduce the overall size by a factor of 10 to make it easier to import into the online IDE.
Dependents: motor_driver motor_driver_screaming_fix
platform/CallChain.cpp
- Committer:
- saloutos
- Date:
- 2020-11-26
- Revision:
- 0:083111ae2a11
File content as of revision 0:083111ae2a11:
#include "platform/CallChain.h" #include "cmsis.h" #include "platform/mbed_critical.h" namespace mbed { class CallChainLink { public: CallChainLink(): cb(), next(NULL) { // No work to do } CallChainLink(Callback<void()> &callback): cb(callback), next(NULL) { // No work to do } Callback<void()> cb; CallChainLink * next; }; CallChain::CallChain(int size) : _chain(NULL) { // No work to do } CallChain::~CallChain() { clear(); } pFunctionPointer_t CallChain::add(Callback<void()> func) { CallChainLink *new_link = new CallChainLink(func); if (NULL == _chain) { _chain = new_link; return &new_link->cb; } CallChainLink *link = _chain; while (true) { if (NULL == link->next) { link->next = new_link; return &new_link->cb; } link = link->next; } } pFunctionPointer_t CallChain::add_front(Callback<void()> func) { CallChainLink *link = new CallChainLink(func); link->next = _chain; _chain = link; return &link->cb; } int CallChain::size() const { CallChainLink *link = _chain; int elements = 0; while (link != NULL) { elements++; link = link->next; } return elements; } pFunctionPointer_t CallChain::get(int idx) const { CallChainLink *link = _chain; for (int i = 0; i < idx; i++) { if (NULL == link) { break; } link = link->next; } return &link->cb; } int CallChain::find(pFunctionPointer_t f) const { CallChainLink *link = _chain; int i = 0; while (link != NULL) { if (f == &link->cb) { return i; } i++; link = link->next; } return -1; } void CallChain::clear() { CallChainLink *link = _chain; _chain = NULL; while (link != NULL) { CallChainLink *temp = link->next; delete link; link = temp; } } bool CallChain::remove(pFunctionPointer_t f) { CallChainLink *link = _chain; while (link != NULL) { if (f == &link->cb) { delete link; return true; } link = link->next; } return false; } void CallChain::call() { CallChainLink *link = _chain; while (link != NULL) { link->cb.call(); link = link->next; } } } // namespace mbed