CN103823583B - A kind of processing method and processing device of multiple point touching information - Google Patents
A kind of processing method and processing device of multiple point touching information Download PDFInfo
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- CN103823583B CN103823583B CN201210462195.2A CN201210462195A CN103823583B CN 103823583 B CN103823583 B CN 103823583B CN 201210462195 A CN201210462195 A CN 201210462195A CN 103823583 B CN103823583 B CN 103823583B
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Abstract
The embodiment of the invention discloses a kind of processing method and processing device of multiple point touching information, for by layered shaping touch information, to improve the accuracy for handling multiple point touching information.Present invention method includes：Receive the touch event of user；Detect the type of the touch event；If the type of the touch event intercepts to refer to motion gesture more or referring to static gesture more and handles the touch event.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of processing method and processing device of multiple point touching information.
Background technology
Support generally all to support multiple point touching in the equipment of android system, it is enterprising in the touch-screen of equipment by user
Row multifingered manipulation can reduce the operation element at interface, reduce the logic redirected to realize operation equipment, and it is succinct to reach processing operation
Demand.
In the prior art, the processing to multiple point touching is in one layer of scrolling module processing multifingered manipulation of son, this usual layer
Area comparison is big, can handle multifingered manipulation.
But conventionally, as layered shaping is not carried out to multi-touch event, in one layer of scrolling module processing of son
During multifingered manipulation, it is possible that across the situation of one layer of scrolling module operation of son, cause to handle the accurate of multi-touch event
Property is not high.
The content of the invention
The embodiments of the invention provide a kind of processing method and processing device of multiple point touching information, to be touched by layered shaping
Information is touched, to improve the accuracy for handling multiple point touching information.
The processing method of multiple point touching information provided in an embodiment of the present invention, including：Receive the touch event of user；Detection
The type of the touch event；If the type of the touch event intercepts simultaneously to refer to motion gesture more or referring to static gesture more
Handle the touch event.
The processing unit of multiple point touching information provided in an embodiment of the present invention, including：Receiving unit, for receiving user's
Touch event；Detection unit, for detecting the type of the touch event；Processing unit, if the class for the touch event
Type then intercepts to refer to motion gesture more or referring to static gesture more and handles the touch event.
As can be seen from the above technical solutions, the embodiment of the present invention has advantages below：Scroll process module receives user
Touch event, and the type of the touch event is detected, if the type of the touch event is finger motion gesture more or refers to static more
Gesture, then intercept and handle the touch event, because the scroll process module process data scope is larger, multiple spot can be handled
Touch operation, avoid because lack informational linkage between each sub- scroll process module and caused by the result of the touch event is gone out
Existing deviation, to improve the accuracy for handling the touch event.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those skilled in the art, without having to pay creative labor, can be with root
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is one embodiment schematic diagram of the processing method of multiple point touching information in the embodiment of the present invention；
Fig. 2 is another embodiment schematic diagram of the processing method of multiple point touching information in the embodiment of the present invention；
Fig. 3 is an example schematic of the processing unit of multiple point touching information in the embodiment of the present invention；
Fig. 4 is another embodiment schematic diagram of the processing unit of multiple point touching information in the embodiment of the present invention.
Embodiment
The technical scheme of the embodiment of the present invention is further illustrated with specific embodiment below in conjunction with the accompanying drawings, it is clear that described
Embodiment be only part of the embodiment of the present invention, rather than whole embodiment.Based on the embodiment in the present invention, ability
The every other embodiment that field technique personnel are obtained under the premise of creative work is not made, belong to what the present invention protected
Scope.
The embodiments of the invention provide a kind of processing method and processing device of multiple point touching information, for the rolling in one layer of father
Processing module handles multiple point touching information, to improve the accuracy for handling multiple point touching information.
The processing method of multiple point touching information in the embodiment of the present invention, exemplified by handling multifingered manipulation information, Ke Yili
Solution, it is also used for the processing of similar other kinds of multiple point touching information.
Referring to Fig. 1, one embodiment of the multiple point touching information processing method in the embodiment of the present invention includes：
101st, the touch event of user is received；
The scroll process module of equipment receives the touch event of user.
It should be noted that scroll process module is used to handle the touch time that user is carried out on the touch-screen of equipment,
The sub- scroll process module of the multiple subordinates of scroll process module management, and the sub- scroll process module of subordinate is with one layer of father's
The scroll process module carries out information exchange, and informational linkage is had no between each sub- scroll process module, the scroll process module
After the touch event for receiving user, the touch event is determined by its own processing, or be handed down to the sub- scroll process mould of subordinate
Block is handled.
102nd, the type of the touch event is detected；
The scroll process module detects the type of received touch event, and the type of touch event includes：Refer to motion more
Gesture, singly refer to motion gesture, refer to static gesture more, singly refer to static gesture, wherein, refer to motion gesture more and refer to that user uses two
And more than two fingers, moved on the touch-screen of equipment, can the motion state such as slide, stir, scaling, singly refer to motion
Gesture, refer to that user the motion shape such as moves or slided, stirs, scales on the touch-screen of equipment using a finger
State, refer to static gesture more and refer to user two and more than two fingers, remained static on the touch-screen of equipment, temporarily
Motion state is also introduced into, singly refers to static gesture and refers to that one finger of user remains static on the touch-screen of equipment, temporarily
When be also introduced into motion state.
Pass through the quantity of detected touch point, it may be determined that touch the quantity of the finger of touch-screen, pass through detected touch point
Speed, it may be determined that touch the movement velocity of finger.
If the 103rd, the type of the touch event is intercepted and handled described to refer to motion gesture more or referring to static gesture more
Touch event.
Each touch point due to referring to motion gesture more may fall into the model of more sub- scroll process module process datas simultaneously
In enclosing, and informational linkage is had no between sub- scroll process module, therefore, if touch event is handed down to by the scroll process module
Corresponding sub- scroll process module is handled, then probably due to lacking informational linkage between each sub- scroll process module and causing
There is deviation to the result of the touch event.So if it is more that the scroll process module, which detects received touch event,
Refer to motion gesture or refer to static gesture more, then intercept the touch event and then by the scroll process resume module, to strengthen place
The accuracy of the touch event is managed, if it is singly to refer to motion gesture or singly refer to that the scroll process module, which detects received touch event,
Static gesture, then the touch event is handed down to subordinate's sub- scroll process resume module accordingly, to mitigate its own processing
Burden, improve the efficiency of processing data.
In the embodiment of the present invention, scroll process module receives the touch event of user, and detects the type of the touch event,
If the type of the touch event is finger motion gesture more or refers to static gesture more, intercept and handle the touch event, due to
The scroll process module process data scope is larger, can handle multiple point touching operation, avoid because each sub- scroll process module it
Between lack informational linkage and cause occur deviation to the result of the touch event, with improve handle the touch event it is accurate
Property.
For ease of understanding, the multiple point touching information processing side in the embodiment of the present invention is described in detail with another embodiment below
Method, referring to Fig. 2, another embodiment of the multiple point touching information processing method in the embodiment of the present invention includes：
201st, the touch event of user is received；
The scroll process module of equipment receives the touch event of user.
In the present embodiment, scroll process module is used to handle the touch time that user is carried out on the touch-screen of equipment, should
The sub- scroll process module of the multiple subordinates of scroll process module management, and the sub- scroll process module of subordinate with one layer of father should
Scroll process module carries out information exchange, and informational linkage is had no between each sub- scroll process module, and the scroll process module connects
After the touch event for receiving user, the touch event is determined by its own processing, or be handed down to the sub- scroll process module of subordinate
Handled.
202nd, the type of the touch event is detected；
The scroll process module detects the type of received touch event, and the type of touch event includes：Refer to motion more
Gesture, singly refer to motion gesture, refer to static gesture more, singly refer to static gesture, wherein, refer to motion gesture more and refer to that user uses two
And more than two fingers, moved on the touch-screen of equipment, can the motion state such as slide, stir, scaling, singly refer to motion
Gesture, refer to that user the motion shape such as moves or slided, stirs, scales on the touch-screen of equipment using a finger
State, refer to static gesture more and refer to user two and more than two fingers, remained static on the touch-screen of equipment, temporarily
Motion state is also introduced into, singly refers to static gesture and refers to that one finger of user remains static on the touch-screen of equipment, temporarily
When be also introduced into motion state.
Pass through the quantity of detected touch point, it may be determined that touch the quantity of the finger of touch-screen, pass through detected touch point
Speed, it may be determined that touch the movement velocity of finger.
It should be noted that in the present embodiment, the touch information and first finger of first finger can be only recorded
With the touch distance of second finger, other touch informations on finger, recorded by android system and issued, specifically,
When detecting that first finger touches touch-screen, the touch information of the first finger is recorded, the touch information includes：It is described
Identification number, touch location and the movement velocity of finger, touch distance when record second finger touches with first finger, when
Detect that first finger lifts in this two fingers, then update the information of current touch finger, record touches the ID of finger, note
The position of current touch is recorded, current motion state is recorded, if second finger lifts in two fingers, due to current touch
Finger is still first finger, therefore need not update the information of current touch finger.Other touch informations on finger,
Recorded by android system and issued.Issued according to the touch information of first finger, the touch distance and system
Other touch informations on finger, determine the type of the touch event.
If the type of the touch event performs step 203, if described to refer to motion gesture more or referring to static gesture more
The type of touch event then performs step 204 singly to refer to motion gesture or singly referring to static gesture.
If the 203rd, the type of the touch event is intercepted and handled described to refer to motion gesture more or referring to static gesture more
Touch event.
Specifically, if the type of the touch event detected can divide more in the following manner to refer to motion gesture
Do not handled：
The distance between finger changing value more is more than or equal to the first default value, then judges the motion gesture that refers to more for scaling
Operation, and handles the zoom operations, the touch information that can be specifically issued by system, obtain the distances of multiple fingers with just
The distance change value to begin when pressing, it can also be that distance diminishes greatly that distance change, which can be that distance becomes, the first default value according to
System concrete application situation is set, and concrete numerical value is not construed as limiting herein, for example, the default value can be 2 centimetres；
The distance between refer to changing value more and be less than the second default value, and the finger move distance more more than or equal to it is preset away from
From, then the motion gesture that refers to more is judged for slide, and the slide is handled, it can specifically pass through first of record
The alternate position spike acquisition distance change for the first finger that the position of finger and system issue is poor, wherein, distance change can be distance
Change can also be that distance diminishes greatly, and the second default value is set according to system concrete application situation, and concrete numerical value does not limit herein
It is fixed, for example, second default value can be 3 millimeters；
A finger in more fingers lifts, and lifts speed and be more than or equal to preset speed, then is judged as that described refer to more is transported
Gesture of starting quickly to stir operation, and handle it is described quickly stir operation, specifically can by the ID of first finger of record with
The ID contrasts for the finger lifted that system issues would know that the finger lifted, wherein, preset speed is according to system concrete application feelings
Condition is set, and concrete numerical value is not construed as limiting herein.
It should be noted that touch event can also be some simple gesture operations, such as event is pressed, it is quiet in finger
Lift hand event when only, the termination slip event in finger slip, judges that event type is identical with foregoing coherent detection mode,
Also, due to these gesture operations or intermediateness is can be considered, also needs to be further processed according to succeeding state, or be in
Without the termination gesture operation of processing, here is omitted.
, can be by if the touch event type detected is refers to static gesture, finger temporarily remains static more more
Handled according to following mode：
The touch information that record refers to more, the touch information include：The identification number of the finger（ID, Identity）, touch
Position and movement velocity are touched, wherein, the identification number of finger can identify specific finger, and movement velocity can pass through speed tracing device
It is determined that according to the touch information of record, the distance between finger changing value more and the movement velocity of finger more are obtained
Changing value, according to it is described refer to the distance between changing value and it is described more finger movement velocity changing value, judge described more
Finger motion gesture is zoom operations, slide or quickly stirs operation, and carries out respective handling.Specific gesture judge with it is foregoing
Finger motion finger mode more is identical, and here is omitted.
It should be noted that record touch information can only record current touch finger touch information, detected for example, working as
When first finger touches touch-screen, init state, record touches the ID of finger, records the position of current touch, record
Current motion state, and reset digit speed tracker.When detecting that second finger touches touch-screen, this is recorded
The distance between two fingers, when detecting that first finger lifts in this two fingers, then update the letter of current touch finger
Breath, record touch the ID of finger, record the position of current touch, record current motion state, if second in two fingers
Individual finger lifts, and because current touch finger is still first finger, therefore need not update the information of current touch finger.
If the 204th, the type of the touch event is handed down to Subordinate module singly to refer to motion gesture or singly referring to static gesture
Handle the touch event.
In the present embodiment, the Subordinate module of scroll process module is sub- scroll process module, can be completed well single
The data processing of touch point, it is singly to refer to motion gesture or singly refer to the touch event of static gesture by the type of touch event therefore
The sub- scroll process resume module of subordinate is handed down to, treatment effeciency can be improved, the scroll process module of one layer of father of mitigation is born
Load.
In the embodiment of the present invention, scroll process module receives the touch event of user, and detects the type of the touch event,
If the type of the touch event is finger motion gesture more or refers to static gesture more, intercept and handle the touch event, due to
The scroll process module process data scope is larger, can handle multiple point touching operation, avoid because each sub- scroll process module it
Between lack informational linkage and cause occur deviation to the result of the touch event, with improve handle the touch event it is accurate
Property, if the type of touch event singly to refer to motion gesture or singly referring to static gesture, is handed down to Subordinate module and handles the touch
Event, because sub- scroll process resume module single-touch event with other sub- scroll process modules without carrying out data interaction,
So as to complete the processing to single-touch event, thus, scroll process module mitigates the burden of its own processing, also improves system
The efficiency of processing data.
The multiple point touching information processor in the embodiment of the present invention is described below, referring to Fig. 3, in the embodiment of the present invention
One embodiment of multiple point touching information processor include：
Receiving unit 301, for receiving the touch event of user；
Detection unit 302, whether the touch event for detecting the reception of receiving unit 301 is multifingered manipulation gesture；
Processing unit 303, if being multifingered manipulation gesture for the touch event that detection unit 302 detects, intercept
And the touch event is handled, if the touch event that detection unit 302 detects is not multifingered manipulation gesture, it is handed down to down
Touch event described in level resume module.
Each unit realizes the process of respective function in multiple point touching information processor in the embodiment of the present invention, refers to
Particular content described in foregoing embodiment illustrated in fig. 1, here is omitted.
In the embodiment of the present invention, receiving unit 301 receives the touch event of user, and detection unit 302 detects the touch thing
The type of part, if the type of the touch event is refers to motion gesture more or refer to static gesture more, processing unit 303 is intercepted and located
Manage the touch event, because the scroll process module process data scope is larger, can handle multiple point touching operation, avoid because
Lack informational linkage between each sub- scroll process module and cause occur deviation to the result of the touch event, to improve place
Manage the accuracy of the touch event.
For ease of understanding, the multiple point touching information processor in the embodiment of the present invention is described in detail below, refers to figure
4, another embodiment of the multiple point touching information processor in the embodiment of the present invention includes：
Receiving unit 401, for receiving the touch event of user；
Detection unit 402, the type of the touch event received for detecting the receiving unit 401；
Processing unit 403, if the type for the touch event of the detection unit 402 detection moves hand more to refer to
Gesture refers to static gesture more, then intercepts and handle the touch event.
Further, processing unit 403, if being additionally operable to the type for the touch event that the detection unit 402 detects
Singly to refer to motion gesture or singly referring to static gesture, then it is handed down to Subordinate module and handles the touch event.
It should be noted that the processing unit of the multiple point touching information in the embodiment of the present invention can further include：
Recording unit 404, for recording the touch information of the first finger, the touch information includes：The mark of the finger
Knowledge number, touch location and movement velocity；
The recording unit 404, it is additionally operable to record touch distance when second finger touches with first finger；
Further, detection unit 402, be additionally operable to the touch information according to first finger, it is described touch distance with
And the touch information that issues of system determines the type of the touch event.
Specifically, if the type for touching the time is finger motion gesture more, the processing unit 403, if being additionally operable to institute
The changing value of the distance between finger more for stating the detection of detection unit 402 is more than or equal to the first default value, then judges described more
Finger motion gesture is zoom operations, and handles the zoom operations；
The processing unit 403, if being additionally operable to the changing value of the distance between finger more that the detection unit 402 detects
Less than the second default value, and the move distance that refers to more is more than or equal to preset distance, then judges that the motion gesture that refers to more is
Slide, and handle the slide；
The processing unit 403, if the finger lift in being additionally operable to the finger more that the detection unit 402 detects
Rise, and lift speed and be more than or equal to preset speed, be then judged as the motion gesture that refers to more quickly to stir operation, and handle institute
State and quickly stir operation.
If the type of the touch event of detection detection unit 402, is additionally operable to what basis referred to more more to refer to static gesture
Touch information, the distance between finger changing value more and the changing value for referring to movement velocity more are obtained, it is described to touch letter
Breath includes：Identification number, touch location and the movement velocity of the finger；
The processing unit 403, it is additionally operable to the change of the distance between finger more detected according to the detection unit 402
Value and the changing value for referring to movement velocity more, judge the motion gesture that refers to more for zoom operations, slide or quick
Operation is stirred, and carries out respective handling.
Each unit realizes the process of respective function in the processing unit of multiple point touching information in the embodiment of the present invention, please join
See the particular content described in earlier figures 1 and embodiment illustrated in fig. 2, here is omitted.
In the embodiment of the present invention, receiving unit 401 receives the touch event of user, and detection unit 402 detects the touch thing
The type of part, if the type of the touch event is refers to motion gesture more or refer to static gesture more, processing unit 403 is then intercepted and located
Manage the touch event, because the scroll process module process data scope is larger, can handle multiple point touching operation, avoid because
Lack informational linkage between each sub- scroll process module and cause occur deviation to the result of the touch event, to improve place
The accuracy of the touch event is managed, if the type of touch event is singly refers to motion gesture or singly refer to static gesture, processing unit 403
Then be handed down to Subordinate module and handle the touch event, due to sub- scroll process resume module single-touch event without and other
Sub- scroll process module carries out data interaction, and so as to complete the processing to single-touch event, thus, scroll process module mitigates
The burden of its own processing, also improve the efficiency of system processes data.
It will be appreciated by those skilled in the art that realize that all or part of step in above-described embodiment method is to pass through
Program come instruct correlation hardware complete, described program can be stored in a kind of computer-readable recording medium, above-mentioned to carry
To storage medium can be read-only storage, disk or CD etc..
A kind of processing method and processing device of multiple point touching information provided by the present invention is described in detail above, it is right
In those skilled in the art, according to the thought of the embodiment of the present invention, have change in specific embodiments and applications
Become part, in summary, this specification content should not be construed as limiting the invention.
Claims (8)
- A kind of 1. multiple point touching information processing method, it is characterised in that including：Receive the touch event of user；The type of the touch event is detected by scroll process module；If the type of the touch event is blocked to refer to motion gesture more or referring to static gesture more by the scroll process module Cut and handle the touch event；The type that the touch event is detected by scroll process module also includes afterwards：If the type of the touch event is singly refers to motion gesture or singly refers to static gesture, by under the scroll process module Issue Subordinate module and handle the touch event, the Subordinate module is sub- scroll process module, the sub- scroll process module Information exchange is carried out with the scroll process module of one layer of father, is joined between each sub- scroll process module without information System.
- 2. according to the method for claim 1, it is characterised in that the type of the detection touch event includes：The touch information of the first finger is recorded, the touch information includes：Identification number, touch location and the motion speed of the finger Degree；Record the touch distance with first finger when second finger touches；The touch is determined according to the touch information that the touch information of first finger, the touch distance and system issue The type of event.
- 3. method according to claim 1 or 2, it is characterised in that if the type of the touch event moves hand more to refer to Gesture, then it is described to intercept and handle the touch event and include：If the changing value of the distance between finger more is more than or equal to the first default value, judge the motion gesture that refers to more for contracting Operation is put, and handles the zoom operations；Or,If the changing value that the distance between refers to more is less than the second default value, and more finger move distance more than or equal to it is preset away from From then judging that the motion gesture that refers to more for slide, and handles the slide；Or,If a finger in the finger more lifts, and lift speed and be more than or equal to preset speed, be then judged as that described refer to more is transported Gesture of starting is handled and described quickly stirs operation quickly to stir operation.
- 4. method according to claim 1 or 2, it is characterised in that if the type of the touch event is to refer to static hand more Gesture, then it is described to intercept and handle the touch event and include：According to the touch information referred to more, obtain the distance between finger changing value more and refer to the changing value of movement velocity more, The touch information includes：Identification number, touch location and the movement velocity referred to more；According to the distance between finger changing value more and the changing value for referring to movement velocity more, judge that described refer to more moves Gesture is zoom operations, slide or quickly stirs operation, and carries out respective handling.
- A kind of 5. multiple point touching information processor, it is characterised in that including：Receiving unit, for receiving the touch event of user；Detection unit, for detecting the type for the touch event that the receiving unit receives by scroll process module；Processing unit, if the type for the touch event of detection unit detection for finger motion gesture more or refers to quiet more Only gesture, then by scroll process block intercepts and handle the touch event；The processing unit, if the type for being additionally operable to the touch event is led to singly to refer to motion gesture or singly referring to static gesture Cross the scroll process module and be handed down to the Subordinate module processing touch event, the Subordinate module is sub- scroll process mould Block, the sub- scroll process module carry out information exchange, each sub- rolling with the scroll process module of one layer of father Without informational linkage between processing module.
- 6. device according to claim 5, it is characterised in that described device also includes：Recording unit, for recording the touch information of the first finger, the touch information includes：The identification number of the finger, touch Touch position and movement velocity；The recording unit, it is additionally operable to record touch distance when second finger touches with first finger；The detection unit, it is additionally operable to what the touch information according to first finger, the touch distance and system issued Touch information determines the type of the touch event.
- 7. device according to claim 6, it is characterised in thatThe processing unit, if being additionally operable to the changing value that the distance between refers to of detection unit detection more than or equal to the more One default value, then the motion gesture that refers to more is judged for zoom operations, and handle the zoom operations；The processing unit, if being additionally operable to the distance between more fingers of detection unit detection changing value is less than the second preset number Value, and refer to move distance more and be more than or equal to preset distance, then the motion gesture that refers to more is judged for slide, and described in processing Slide；The processing unit, if a finger being additionally operable in the finger more of the detection unit detection lifts, and lift speed Degree is more than or equal to preset speed, then is judged as that the motion gesture of finger more is quickly to stir operation, and handle and described quickly stir Operation.
- 8. device according to claim 7, it is characterised in thatThe detection unit, if the type for being additionally operable to the touch event of detection is to refer to static gesture more, according to what is referred to more Touch information, obtain the distance between finger changing value more and refer to the changing value of movement velocity, the touch information bag more Include：Identification number, touch location and the movement velocity referred to more；The processing unit, it is additionally operable to the changing value and described of the distance between finger more detected according to the detection unit Refer to the changing value of movement velocity more, judge the motion gesture of finger more for zoom operations, slide or quickly stir operation, and Carry out respective handling.
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| CN201210462195.2A CN103823583B (en) | 2012-11-16 | 2012-11-16 | A kind of processing method and processing device of multiple point touching information |
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| CN201210462195.2A CN103823583B (en) | 2012-11-16 | 2012-11-16 | A kind of processing method and processing device of multiple point touching information |
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| US20160034171A1 (en) * | 2014-08-04 | 2016-02-04 | Flextronics Ap, Llc | Multi-touch gesture recognition using multiple single-touch touch pads |
| TWI563444B (en) * | 2015-04-13 | 2016-12-21 | Elan Microelectronics Corp | Gesture Identifying Method For A Touch Device |
| CN106527917B (en) * | 2016-09-23 | 2020-09-29 | 北京仁光科技有限公司 | Multi-finger touch operation identification method for screen interaction system |
| CN108733297A (en) * | 2018-05-06 | 2018-11-02 | 深圳市保千里电子有限公司 | A method of screenshotss are carried out by user gesture |
| CN111221430B (en) * | 2018-11-26 | 2023-02-28 | 福建天泉教育科技有限公司 | Method and storage medium for fusing single-finger handwriting and double-finger touch |
| CN116166143B (en) * | 2023-04-25 | 2023-07-04 | 麒麟软件有限公司 | Global touch gesture recognition method |
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| US7469381B2 (en) * | 2007-01-07 | 2008-12-23 | Apple Inc. | List scrolling and document translation, scaling, and rotation on a touch-screen display |
| US8174502B2 (en) * | 2008-03-04 | 2012-05-08 | Apple Inc. | Touch event processing for web pages |
| US8131898B2 (en) * | 2010-05-27 | 2012-03-06 | Adobe Systems Incorporated | Event handling in an integrated execution environment |
| US20120278712A1 (en) * | 2011-04-27 | 2012-11-01 | Microsoft Corporation | Multi-input gestures in hierarchical regions |
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