2 * Copyright (c) 2020 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 #include <dali-toolkit/dali-toolkit.h>
19 #include <dali/devel-api/adaptor-framework/tilt-sensor.h>
22 using Dali::Toolkit::TextLabel;
24 // This example shows how to use sensor using a simple TextLabel
26 class TiltController : public ConnectionTracker
29 TiltController(Application& application)
30 : mApplication(application)
32 // Connect to the Application's Init signal
33 mApplication.InitSignal().Connect(this, &TiltController::Create);
38 // Nothing to do here;
41 // The Init signal is received once (only) during the Application lifetime
42 void Create(Application& application)
44 // Get a handle to the window
45 Window window = application.GetWindow();
46 window.SetBackgroundColor(Color::BLUE);
48 mTextLabel = TextLabel::New("Tilt Sensor Demo");
49 mTextLabel.SetProperty(Actor::Property::PARENT_ORIGIN, ParentOrigin::CENTER);
50 mTextLabel.SetProperty(Actor::Property::ANCHOR_POINT, AnchorPoint::CENTER);
51 mTextLabel.SetProperty(TextLabel::Property::HORIZONTAL_ALIGNMENT, "CENTER");
52 mTextLabel.SetProperty(TextLabel::Property::VERTICAL_ALIGNMENT, "CENTER");
53 mTextLabel.SetProperty(TextLabel::Property::TEXT_COLOR, Color::WHITE);
54 mTextLabel.SetProperty(TextLabel::Property::POINT_SIZE, 15.0f);
55 mTextLabel.SetProperty(Dali::Actor::Property::NAME, "tiltLabel");
56 window.Add(mTextLabel);
58 // Respond to a click anywhere on the window
59 window.GetRootLayer().TouchedSignal().Connect(this, &TiltController::OnTouch);
63 // Connect signals to allow Back and Escape to exit.
64 window.KeyEventSignal().Connect(this, &TiltController::OnKeyEvent);
69 mTiltSensor = TiltSensor::Get();
70 if(mTiltSensor.Start())
72 // Get notifications when the device is tilted
73 mTiltSensor.TiltedSignal().Connect(this, &TiltController::OnTilted);
77 bool OnTouch(Actor actor, const TouchEvent& touch)
79 // quit the application
84 void OnTilted(const TiltSensor& sensor)
86 Quaternion pitchRot(Radian(Degree(sensor.GetPitch() * 90.0f)), Vector3(1, 0, 0));
87 Quaternion rollRot(Radian(Degree(sensor.GetRoll() * 90.0f)), Vector3(0, 1, 0));
89 mTextLabel.SetProperty(Actor::Property::ORIENTATION, Quaternion());
90 mTextLabel.RotateBy(rollRot);
91 mTextLabel.RotateBy(pitchRot);
96 * @brief OnKeyEvent signal handler.
97 * @param[in] event The key event information
99 void OnKeyEvent(const KeyEvent& event)
101 if(event.GetState() == KeyEvent::DOWN)
103 if(IsKey(event, Dali::DALI_KEY_ESCAPE) || IsKey(event, Dali::DALI_KEY_BACK))
111 Application& mApplication;
112 TiltSensor mTiltSensor;
113 TextLabel mTextLabel;
116 int DALI_EXPORT_API main(int argc, char** argv)
118 Application application = Application::New(&argc, &argv);
119 TiltController test(application);
121 application.MainLoop();