2015-07-01 11:41:47 +08:00
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/****************************************************************************
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Copyright (c) 2015 Neo Kim (neo.kim@neofect.com)
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2018-01-29 16:25:32 +08:00
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Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
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2015-07-01 11:41:47 +08:00
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2022-08-08 18:02:17 +08:00
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https://axys1.github.io/
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2015-07-01 11:41:47 +08:00
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __UISCROLLVIEWBAR_H__
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#define __UISCROLLVIEWBAR_H__
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#include "ui/UIScrollView.h"
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2022-07-11 17:50:21 +08:00
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NS_AX_BEGIN
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2015-07-01 11:41:47 +08:00
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/**
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* @addtogroup ui
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* @{
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*/
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class Sprite;
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2021-12-25 10:04:45 +08:00
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namespace ui
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{
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2015-07-03 21:17:15 +08:00
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/**
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* Scroll bar being attached to ScrollView layout container.
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*/
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2022-07-15 19:17:01 +08:00
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class AX_GUI_DLL ScrollViewBar : public ProtectedNode
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{
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public:
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2015-07-03 22:03:02 +08:00
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/**
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* Default constructor
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* @js ctor
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* @lua new
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*/
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ScrollViewBar(ScrollView* parent, ScrollView::Direction direction);
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2015-07-03 22:03:02 +08:00
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/**
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* Default destructor
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* @js NA
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* @lua NA
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*/
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virtual ~ScrollViewBar();
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2015-07-03 22:03:02 +08:00
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/**
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* Create a scroll bar with its parent scroll view and direction.
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* @return A scroll bar instance.
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*/
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static ScrollViewBar* create(ScrollView* parent, ScrollView::Direction direction);
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2015-07-03 22:03:02 +08:00
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/**
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* @brief Set the scroll bar position from the left-bottom corner (horizontal) or right-top corner (vertical).
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*
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* @param positionFromCorner The position from the left-bottom corner (horizontal) or right-top corner (vertical).
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*/
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void setPositionFromCorner(const Vec2& positionFromCorner);
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2015-07-03 22:03:02 +08:00
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/**
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* @brief Get the scroll bar position from the left-bottom corner (horizontal) or right-top corner (vertical).
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*
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* @return positionFromCorner
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*/
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Vec2 getPositionFromCorner() const;
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2015-07-03 22:03:02 +08:00
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/**
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* @brief Set the scroll bar's width
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*
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* @param width The scroll bar's width
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*/
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void setWidth(float width);
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2015-07-03 22:03:02 +08:00
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/**
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* @brief Get the scroll bar's width
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*
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* @return the scroll bar's width
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*/
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float getWidth() const;
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2015-07-03 22:03:02 +08:00
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/**
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* @brief Set scroll bar auto hide state
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*
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* @param scroll bar auto hide state
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*/
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void setAutoHideEnabled(bool autoHideEnabled);
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2015-07-03 22:03:02 +08:00
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/**
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* @brief Query scroll bar auto hide state
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*
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* @return True if scroll bar auto hide is enabled, false otherwise.
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*/
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bool isAutoHideEnabled() const { return _autoHideEnabled; }
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2015-07-03 22:03:02 +08:00
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/**
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* @brief Set scroll bar auto hide time
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*
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* @param scroll bar auto hide time
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*/
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void setAutoHideTime(float autoHideTime) { _autoHideTime = autoHideTime; }
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2015-07-03 22:03:02 +08:00
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/**
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* @brief Get the scroll bar's auto hide time
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*
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* @return the scroll bar's auto hide time
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*/
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float getAutoHideTime() const { return _autoHideTime; }
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2015-07-03 22:03:02 +08:00
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/**
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* @brief This is called by parent ScrollView when the parent is scrolled. Don't call this directly.
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*
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* @param amount how much the inner container of ScrollView is out of boundary
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*/
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virtual void onScrolled(const Vec2& outOfBoundary);
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2015-07-03 22:03:02 +08:00
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/**
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* @lua NA
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*/
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2019-06-05 17:58:33 +08:00
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virtual void setOpacity(uint8_t opacity) override { _opacity = opacity; }
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virtual uint8_t getOpacity() const override { return _opacity; }
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virtual void onEnter() override;
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virtual void update(float deltaTime) override;
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2015-07-03 22:03:02 +08:00
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/**
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* @brief This is called by parent ScrollView when a touch is began. Don't call this directly.
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*/
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void onTouchBegan();
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2015-07-03 22:03:02 +08:00
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/**
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* @brief This is called by parent ScrollView when a touch is ended. Don't call this directly.
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*/
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void onTouchEnded();
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virtual bool init() override;
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private:
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float calculateLength(float innerContainerMeasure, float scrollViewMeasure, float outOfBoundaryValue);
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Vec2 calculatePosition(float innerContainerMeasure,
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float scrollViewMeasure,
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float innerContainerPosition,
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float outOfBoundaryValue,
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float actualLength);
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void updateLength(float length);
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2015-08-24 17:19:28 +08:00
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void processAutoHide(float deltaTime);
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2015-07-01 11:41:47 +08:00
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ScrollView* _parent;
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ScrollView::Direction _direction;
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Sprite* _upperHalfCircle;
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Sprite* _lowerHalfCircle;
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Sprite* _body;
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2019-06-05 17:58:33 +08:00
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uint8_t _opacity;
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float _marginFromBoundary;
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float _marginForLength;
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bool _touching;
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2015-07-01 11:41:47 +08:00
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bool _autoHideEnabled;
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float _autoHideTime;
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float _autoHideRemainingTime;
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};
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2021-12-25 10:04:45 +08:00
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} // namespace ui
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2015-07-01 11:41:47 +08:00
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// end of ui group
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/// @}
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NS_AX_END
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#endif /* defined(__UISCROLLVIEWBAR_H__) */
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