-/*
- * Copyright (c) 2020 Samsung Electronics 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.
- *
- */
-
-// CLASS HEADER
-#include <dali/internal/accessibility/common/accessibility-adaptor-impl.h>
-
-// EXTERNAL INCLUDES
-#include <dali/public-api/object/type-registry.h>
-#include <dali/integration-api/debug.h>
-#include <dali/integration-api/events/touch-event-integ.h>
-#include <dali/integration-api/events/touch-integ.h>
-#include <dali/integration-api/events/hover-event-integ.h>
-
-// INTERNAL INCLUDES
-#include <dali/internal/adaptor/common/adaptor-impl.h>
-#include <dali/internal/system/common/system-settings.h>
-
-namespace Dali
-{
-
-namespace Internal
-{
-
-namespace Adaptor
-{
-
-namespace // unnamed namespace
-{
-
-#if defined(DEBUG_ENABLED)
-Debug::Filter* gAccessibilityAdaptorLogFilter = Debug::Filter::New(Debug::NoLogging, false, "LOG_ACCESSIBILITY_ADAPTOR");
-#endif
-
-} // unnamed namespace
-
-AccessibilityAdaptor::AccessibilityAdaptor()
-: mReadPosition(),
- mActionHandler( NULL ),
- mIsEnabled( false )
-{
- mAccessibilityGestureDetector = new AccessibilityGestureDetector();
-}
-
-void AccessibilityAdaptor::EnableAccessibility()
-{
- if(mIsEnabled == false)
- {
- mIsEnabled = true;
-
- if( mActionHandler )
- {
- mActionHandler->ChangeAccessibilityStatus();
- }
- }
-}
-
-void AccessibilityAdaptor::DisableAccessibility()
-{
- if(mIsEnabled == true)
- {
- mIsEnabled = false;
-
- if( mActionHandler )
- {
- mActionHandler->ChangeAccessibilityStatus();
- }
-
- // Destroy the TtsPlayer if exists.
- if ( Adaptor::IsAvailable() )
- {
- Dali::Adaptor& adaptor = Dali::Adaptor::Get();
- Adaptor& adaptorImpl = Adaptor::GetImplementation( adaptor );
- adaptorImpl.DestroyTtsPlayer( Dali::TtsPlayer::SCREEN_READER );
- }
- }
-}
-
-bool AccessibilityAdaptor::IsEnabled() const
-{
- return mIsEnabled;
-}
-
-Vector2 AccessibilityAdaptor::GetReadPosition() const
-{
- return mReadPosition;
-}
-
-void AccessibilityAdaptor::SetActionHandler(AccessibilityActionHandler& handler)
-{
- mActionHandler = &handler;
-}
-
-void AccessibilityAdaptor::SetGestureHandler(AccessibilityGestureHandler& handler)
-{
- if( mAccessibilityGestureDetector )
- {
- mAccessibilityGestureDetector->SetGestureHandler(handler);
- }
-}
-
-bool AccessibilityAdaptor::HandleActionNextEvent(bool allowEndFeedback)
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionNext(allowEndFeedback);
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionPreviousEvent(bool allowEndFeedback)
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionPrevious(allowEndFeedback);
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionActivateEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionActivate();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionReadEvent(unsigned int x, unsigned int y, bool allowReadAgain)
-{
- bool ret = false;
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %d , %d\n", __FUNCTION__, __LINE__, x, y);
-
- mReadPosition.x = static_cast< float > (x);
- mReadPosition.y = static_cast< float > (y);
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionRead( allowReadAgain );
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
- }
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionReadNextEvent(bool allowEndFeedback)
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionReadNext(allowEndFeedback);
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionReadPreviousEvent(bool allowEndFeedback)
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionReadPrevious(allowEndFeedback);
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionUpEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionUp();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionDownEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionDown();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionClearFocusEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->ClearAccessibilityFocus();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionScrollEvent(const TouchPoint& point, uint32_t timeStamp)
-{
- bool ret = false;
-
- // We always need to emit a scroll signal, whether it's only a hover or not,
- // so always send the action to the action handler.
- if( mActionHandler )
- {
- Dali::TouchEvent touch = Integration::NewTouchEvent( timeStamp, point );
- ret = mActionHandler->AccessibilityActionScroll( touch );
- }
-
- Integration::TouchEvent touchEvent;
- Integration::HoverEvent hoverEvent;
- Integration::TouchEventCombiner::EventDispatchType type = mCombiner.GetNextTouchEvent( Integration::Point( point ), timeStamp, touchEvent, hoverEvent );
- if( type == Integration::TouchEventCombiner::DISPATCH_TOUCH || type == Integration::TouchEventCombiner::DISPATCH_BOTH ) // hover event is ignored
- {
- // Process the touch event in accessibility gesture detector
- if( mAccessibilityGestureDetector )
- {
- mAccessibilityGestureDetector->SendEvent( touchEvent );
- ret = true;
- }
- }
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionBackEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionBack();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-void AccessibilityAdaptor::HandleActionEnableEvent()
-{
- EnableAccessibility();
-}
-
-void AccessibilityAdaptor::HandleActionDisableEvent()
-{
- DisableAccessibility();
-}
-
-bool AccessibilityAdaptor::HandleActionScrollUpEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionScrollUp();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-
-bool AccessibilityAdaptor::HandleActionScrollDownEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionScrollDown();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionPageLeftEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionPageLeft();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionPageRightEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionPageRight();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionPageUpEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionPageUp();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionPageDownEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionPageDown();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionMoveToFirstEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionMoveToFirst();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionMoveToLastEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionMoveToLast();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionReadFromTopEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionReadFromTop();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionReadFromNextEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionReadFromNext();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionZoomEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionZoom();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionReadPauseResumeEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionReadPauseResume();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-bool AccessibilityAdaptor::HandleActionStartStopEvent()
-{
- bool ret = false;
-
- if( mActionHandler )
- {
- ret = mActionHandler->AccessibilityActionStartStop();
- }
-
- DALI_LOG_INFO(gAccessibilityAdaptorLogFilter, Debug::General, "[%s:%d] %s\n", __FUNCTION__, __LINE__, ret?"TRUE":"FALSE");
-
- return ret;
-}
-
-AccessibilityAdaptor::~AccessibilityAdaptor()
-{
- // Do any platform specific clean-up in OnDestroy()
- OnDestroy();
-}
-
-} // namespace Adaptor
-
-} // namespace Internal
-
-} // namespace Dali