* Copyright (c) 2020-2021 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "dock/rotate_manager.h"
#include "gfx_utils/graphic_log.h"
namespace OHOS {
RotateManager& RotateManager::GetInstance(void)
{
static RotateManager instance;
return instance;
}
bool RotateManager::Add(RotateEventListener* listener)
{
if (listener == nullptr) {
GRAPHIC_LOGE("RotateManager::Add invalid param\n");
return false;
}
if (!rotateList_.IsEmpty()) {
rotateList_.Clear();
}
rotateList_.PushFront(listener);
return true;
}
bool RotateManager::Remove(RotateEventListener* listener)
{
if (listener == nullptr) {
return false;
}
ListNode<RotateEventListener*>* it = rotateList_.Begin();
while (it != rotateList_.End()) {
if (it->data_ == listener) {
rotateList_.Remove(it);
return true;
}
it = it->next_;
}
GRAPHIC_LOGW("RotateManager::Remove listener not found\n");
return false;
}
bool RotateManager::Clear()
{
rotateList_.Clear();
return true;
}
const List<RotateEventListener*>& RotateManager::GetRegisteredListeners() const
{
return rotateList_;
}
bool RotateManager::OnRotateStart(const RotateEvent& event)
{
ListNode<RotateEventListener*>* it = rotateList_.Begin();
while (it != rotateList_.End()) {
RotateEventListener* listener = it->data_;
if (listener != nullptr) {
if (listener->OnRotateStartEvent(event)) {
return true;
};
}
it = it->next_;
}
return false;
}
bool RotateManager::OnRotate(const RotateEvent& event)
{
ListNode<RotateEventListener*>* it = rotateList_.Begin();
while (it != rotateList_.End()) {
RotateEventListener* listener = it->data_;
if (listener != nullptr) {
if (listener->OnRotateEvent(event)) {
return true;
};
}
it = it->next_;
}
return false;
}
bool RotateManager::OnRotateEnd(const RotateEvent& event)
{
ListNode<RotateEventListener*>* it = rotateList_.Begin();
while (it != rotateList_.End()) {
RotateEventListener* listener = it->data_;
if (listener != nullptr) {
if (listener->OnRotateEndEvent(event)) {
return true;
};
}
it = it->next_;
}
return false;
}
}
