1 #ifndef DALI_INTERNAL_GESTURE_REQUESTS_H
2 #define DALI_INTERNAL_GESTURE_REQUESTS_H
5 * Copyright (c) 2021 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali/public-api/events/gesture.h>
29 * This structure specifies the gesture type required (or no longer required) by Core.
33 // Creation & Destruction
37 * @param[in] typeRequired The gesture type required
39 GestureRequest(GestureType::Value typeRequired)
47 virtual ~GestureRequest() = default;
51 GestureType::Value type; ///< The type of gesture required.
55 * This is used by Core when a pan gesture is required.
57 struct PanGestureRequest : public GestureRequest
59 // Creation & Destruction
65 : GestureRequest(GestureType::PAN),
74 ~PanGestureRequest() override = default;
78 unsigned int minTouches; ///< The minimum number of touch points required for a pan gesture.
79 unsigned int maxTouches; ///< The maximum number of touch points required for a pan gesture.
83 * This is used by Core when a tap gesture is required.
85 struct TapGestureRequest : public GestureRequest
87 // Creation & Destruction
93 : GestureRequest(GestureType::TAP),
104 ~TapGestureRequest() override = default;
108 unsigned int minTaps; ///< The minimum number of taps required.
109 unsigned int maxTaps; ///< The maximum number of taps required.
110 unsigned int minTouches; ///< The minimum number of touch points required for our tap gesture.
111 unsigned int maxTouches; ///< The maximum number of touch points required for our tap gesture.
115 * This is used by Core when a long press gesture is required.
117 struct LongPressGestureRequest : public GestureRequest
119 // Creation & Destruction
122 * Default Constructor
124 LongPressGestureRequest()
125 : GestureRequest(GestureType::LONG_PRESS),
134 ~LongPressGestureRequest() override = default;
138 unsigned int minTouches; ///< The minimum number of touch points required for a long press gesture.
139 unsigned int maxTouches; ///< The maximum number of touch points required for a long press gesture.
142 } // namespace Internal
146 #endif // DALI_INTERNAL_GESTURE_REQUESTS_H