CN103106029B - Touch-screen erasing gesture recognition system - Google Patents
Touch-screen erasing gesture recognition system Download PDFInfo
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- CN103106029B CN103106029B CN201310018400.0A CN201310018400A CN103106029B CN 103106029 B CN103106029 B CN 103106029B CN 201310018400 A CN201310018400 A CN 201310018400A CN 103106029 B CN103106029 B CN 103106029B
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Abstract
The present invention relates to computer realm, be specifically related to touch-screen system.Touch-screen erasing gesture recognition system, comprise a microprocessor system, and be connected with display system and touch-screen system with microprocessor system, microprocessor system is run a drawing software, and show the operation interface of drawing software on the display system; Touch-screen system is used for entering the operating instructions; Drawing software is provided with erasing instruction; At least one is presented on the operational order of the touch point combination on touch-screen system as erasing instruction; After touch-screen system presents touch point combination, microprocessor system starts to perform erasing instruction, carries out erase operation.In technique scheme, no longer adopt the traditional approach being started erase operation by click function button, but adopt touch gestures to start erase operation.Relative to traditional approach, it is more smooth and easy, directly perceived, convenient to operate.
Description
Technical field
The present invention relates to computer realm, be specifically related to touch-screen system.
Background technology
The computer operation appearing as people of touch-screen brings a lot of facility.Make man-machine interaction more smooth and easy, directly perceived, convenient.
But in the existing software mated with touch-screen, more often touch-screen is positioned at the position replacing mouse.The due technical advantage of touch-screen is not given full play of.
A function " blackboard eraser " is had to be used for removing picture writes notes in traditional electronic whiteboard software or drawing software.As a rule it has 3 features: just can enter blackboard eraser pattern after 1, needing to click selection; 2, erasing will be write after terminating and must be clicked paintbrush button again and just can get back to write mode, except emptying and removing with selection range, allow user to regulate the size of erasing rubber.
In touch-screen, use during this function and still can there is unhandy problem.
Summary of the invention
The object of the invention is to, provide a kind of touch-screen to wipe gesture recognition system, to solve the problem.
Technical matters solved by the invention can realize by the following technical solutions:
Touch-screen erasing gesture recognition system, comprise a microprocessor system, and be connected with display system and touch-screen system with described microprocessor system, it is characterized in that, described microprocessor system is run a drawing software, and show the operation interface of drawing software in described display system;
Described touch-screen system is used for entering the operating instructions;
Described drawing software is provided with erasing instruction;
At least one is presented on the operational order of the touch point combination on described touch-screen system as described erasing instruction;
After described touch-screen system presents the combination of described touch point, described microprocessor system starts to perform described erasing instruction, carries out erase operation.
In technique scheme, no longer adopt the traditional approach being started erase operation by click function button, but adopt touch gestures to start erase operation.Relative to traditional approach, it is more smooth and easy, directly perceived, convenient to operate.
Described touch point as the operational order of described erasing instruction is combined as, and is at least three touch point arranged adjacent.And preferably, at least three touch points are adjacent and slide, as the operational order starting described erasing instruction simultaneously.
Described drawing software is set to, and the image that the track process slid over is combined in described touch point is wiped free of.So that make operation meet the daily inertia operation of people.
Described drawing software, the image-region wiped along described track is, the area of the circle being diameter with the line between two of two ends touch points.
Adopt circular, various image can be wiped more accurately.
Described at least three touch points are adjacent, refer to that the interval between two adjacent touch points is less than 3cm, are preferably less than 2cm, are preferably less than 1cm further, be even preferably less than 0.5cm.So that the state when finger being applicable to people closes up.
Preferably adjacent or four the adjacent operational orders as described erasing instruction in touch point in three touch points.So that habitual action when being applicable to staff erasing dirt.
Can also be, described touch point as the operational order of described erasing instruction is combined as, at least three touch point arranged adjacent, the side of line between the touch point having at least one touch point to be arranged in the two ends, described at least three touch points of arranged adjacent in addition, and and distance between described line be more than or equal to 3cm.When forming the combination of this touch point, the gesture of staff, is close to the action of hand-held blackboard eraser on blackboard during erasing handwriting.Therefore meet people custom operation, make operation more smooth and easy, directly perceived, convenient, easily grasp.
Preferably three touch point is adjacent or four touch points are adjacent, between the touch point having at least one touch point to be arranged in the two ends, described at least three touch points of arranged adjacent in addition the side of line.And the distance between preferred and described line is more than or equal to 5cm.
Interval between two adjacent touch points is less than 3cm, is preferably less than 2cm, is preferably less than 1cm further, be even preferably less than 0.5cm.So that the state when finger being applicable to people closes up.
Described drawing software is set to, and the image that the track process slid over is combined in described touch point is wiped free of; Described drawing software, the image-region wiped along described track is rectangle, using the line distance between the touch point at two ends, at least three of arranged adjacent touch points as the length of erasing image area; Using the distance between other touch point and described line as width.
By above-mentioned design, gesture can control the pattern of erase area flexibly.
When performing described erase operation by the combination of described touch point, described microprocessor system shows the pattern of wipe icon (blackboard eraser) in described display system, so that form feedback to user.
When performing described erase operation, determining in the combination of described touch point that the parameter of the image-region wiped changes is that described wipe icon changes thereupon, is equal to the image-region determining to wipe.
After described touch-screen system is left in the combination of described touch point, after namely touch point combination disappears, described wipe icon disappears, and described erase operation stops.
After the combination of described touch point is left in 5 seconds within, described wipe icon still keeps, and described erase operation is standby; When there being a touch point to touch described wipe icon, described wipe icon is converted into small icon, and follows described touch point and move, and performs erase operation; When there being two touch points to touch described wipe icon, described wipe icon is converted into larger than described small icon, medium icon, and follows described touch point and move, and performs erase operation.
When at least one touch point touches the region beyond described wipe icon, described erase operation stops, and is converted into scribing operation.When a touch point, the line that described scribing operation marks is fine rule, and when two touch points, the line that described scribing operation marks is the line thicker than described fine rule.Touch point is more, and the line marked is thicker.
By above-mentioned design, the flexible conversion between erasing and scribing operation can be realized, and can determine and adjust erasing area and line thickness flexibly.Contribute to the convenience greatly improving drawing.
Accompanying drawing explanation
Fig. 1, part run schematic diagram of the present invention;
Fig. 2, the combination of the first touch point;
Fig. 3, the combination of the second touch point.
Embodiment
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, setting forth the present invention further below in conjunction with concrete diagram.
With reference to Fig. 1, touch-screen erasing gesture recognition system, comprise a microprocessor system, and be connected with display system and touch-screen system with microprocessor system, microprocessor system is run drawing software 1, and showing the operation interface of drawing software on the display system, touch-screen system is used for entering the operating instructions.Drawing software is provided with erasing instruction.Touch-screen system carries out scanning 2 to touch point, at least one is presented on the operational order of the touch point combination on touch-screen system as erasing instruction.
After scanning effective touch point combination 3, the type of touch point combination is distinguished, as the first touch point combination 4, the second touch point combination 5 can be divided into.The pattern 6 or 7 of erase area is determined according to the type of touch point combination.After touch-screen system presents touch point combination, microprocessor system starts to perform erasing instruction, carries out erase operation.
Touch point combination can be provided with two kinds:
One, the first touch point combination
With reference to Fig. 2, the touch point as the operational order of erasing instruction is combined as, and is at least three touch point arranged adjacent.And preferably, at least three touch points 8,9,10 adjacent and slide, as the operational order starting erasing instruction simultaneously.In technique scheme, no longer adopt the traditional approach being started erase operation by click function button, but adopt touch gestures to start erase operation.Relative to traditional approach, it is more smooth and easy, directly perceived, convenient to operate.
Drawing software is set to, and the image that the track process slid over is combined in touch point is wiped free of.So that make operation meet the daily inertia operation of people.Drawing software, the image-region along track erasing is, the area of the circle being diameter with the line between two of two ends touch points 9,10.Adopt circular, various image can be wiped more accurately.
At least three touch points 8,9,10 adjacent, refer to that the interval between two adjacent touch points 8,9 or 8,10 is less than 3cm, be preferably less than 2cm, be preferably less than 1cm further, be even preferably less than 0.5cm.So that the state when finger being applicable to people closes up.
Preferably adjacent or four the adjacent operational orders as erasing instruction in touch point in three touch points.So that habitual action when being applicable to staff erasing dirt.
Two, the second touch point combination
With reference to Fig. 3, touch point as the operational order of erasing instruction is combined as, at least three touch point 11,12,13 arranged adjacent, the side of line between the touch point 11,13 having at least one touch point 14 to be arranged in the two ends, at least three touch points of arranged adjacent in addition, and and distance between line be more than or equal to 3cm.When forming the combination of this touch point, the gesture of staff, is close to the action of hand-held blackboard eraser on blackboard during erasing handwriting.Therefore meet people custom operation, make operation more smooth and easy, directly perceived, convenient, easily grasp.
Preferably three touch point is adjacent or four touch points are adjacent, between the touch point 11,13 having at least one touch point 14 to be arranged in the two ends, at least three touch points of arranged adjacent in addition the side of line.And the distance preferably and between line is more than or equal to 5cm.
Two adjacent touch points 11,12, or the interval between 12,13 is less than 3cm, is preferably less than 2cm, is preferably less than 1cm further, is even preferably less than 0.5cm.So that the state when finger being applicable to people closes up.
Drawing software is set to, and the image that the track process slid over is combined in touch point is wiped free of; Drawing software, the image-region along track erasing is rectangle, using the line distance between the touch point 11,13 at two ends, at least three of arranged adjacent touch points as the length of erasing image area; Using the distance between other touch point 14 and line as width.By above-mentioned design, gesture can control the pattern of erase area flexibly.
When performing erase operation by touch point combination, microprocessor system shows the pattern of wipe icon (blackboard eraser) on the display system, so that form feedback to user.When performing erase operation, determining in the combination of touch point that the parameter of the image-region wiped changes is that wipe icon changes thereupon, is equal to the image-region determining to wipe.After touch-screen system is left in touch point combination, after namely touch point combination disappears, wipe icon disappears, and erase operation stops.
After touch point combination is left in 5 seconds within, wipe icon still keeps, and erase operation is standby; When there being a touch point to touch wipe icon, wipe icon is converted into small icon, and follows touch point and move, and performs erase operation; When there being two touch points to touch wipe icon, wipe icon is converted into larger than small icon, medium icon, and follows touch point and move, and performs erase operation.
When at least one touch point touches the region beyond wipe icon, erase operation stops, and is converted into scribing operation.When a touch point, the line that scribing operation marks is fine rule, and when two touch points, the line that scribing operation marks is the line thicker than fine rule.Touch point is more, and the line marked is thicker.
By above-mentioned design, the flexible conversion between erasing and scribing operation can be realized, and can determine and adjust erasing area and line thickness flexibly.Contribute to the convenience greatly improving drawing.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (8)
1. touch-screen erasing gesture recognition system, comprise a microprocessor system, and be connected with display system and touch-screen system with described microprocessor system, it is characterized in that, described microprocessor system is run a drawing software, and show the operation interface of drawing software in described display system;
Described touch-screen system is used for entering the operating instructions;
Described drawing software is provided with erasing instruction;
At least one is presented on the operational order of the touch point combination on described touch-screen system as described erasing instruction;
After described touch-screen system presents the combination of described touch point, described microprocessor system starts to perform described erasing instruction, carries out erase operation;
Described drawing software is set to, and the image that the track process slid over is combined in described touch point is wiped free of; Described drawing software, the image-region wiped along described track is rectangle, using the line distance between the touch point at two ends, at least three of arranged adjacent touch points as the length of erasing image area; Using the touch point except at least three touch points of arranged adjacent and the distance between described line as width.
2. touch-screen erasing gesture recognition system according to claim 1, it is characterized in that: the described touch point as the operational order of described erasing instruction is combined as, is at least three touch point arranged adjacent.
3. touch-screen according to claim 2 erasing gesture recognition system, is characterized in that: at least three touch points are adjacent and slide, as the operational order starting described erasing instruction simultaneously.
4. touch-screen according to claim 2 erasing gesture recognition system, is characterized in that: described at least three touch points are adjacent, refers to that the interval between two adjacent touch points is less than 3cm.
5. touch-screen erasing gesture recognition system according to claim 1, it is characterized in that: the described touch point as the operational order of described erasing instruction is combined as, at least three touch point arranged adjacent, the side of line between the touch point having at least one touch point to be arranged in the two ends, described at least three touch points of arranged adjacent in addition, and and distance between described line be more than or equal to 3cm.
6. touch-screen erasing gesture recognition system according to claim 1, is characterized in that: when performing described erase operation by the combination of described touch point, described microprocessor system shows the pattern of wipe icon in described display system;
When performing described erase operation, when determining that the parameter of the image-region wiped changes in the combination of described touch point, described wipe icon changes thereupon, is equal to the image-region determining to wipe.
7. touch-screen erasing gesture recognition system according to claim 6, it is characterized in that: after described touch-screen system is left in the combination of described touch point, after namely touch point combination disappears, described wipe icon disappears, and described erase operation stops.
8. touch-screen according to claim 6 erasing gesture recognition system, is characterized in that: after the combination of described touch point is left in 5 seconds within, described wipe icon still keeps, and described erase operation is standby; When there being a touch point to touch described wipe icon, described wipe icon is converted into small icon, and follows described touch point and move, and performs erase operation; When there being two touch points to touch described wipe icon, described wipe icon is converted into larger than described small icon, medium icon, and follows described touch point and move, and performs erase operation.
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| CN201310018400.0A CN103106029B (en) | 2013-01-18 | 2013-01-18 | Touch-screen erasing gesture recognition system |
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| CN201310018400.0A CN103106029B (en) | 2013-01-18 | 2013-01-18 | Touch-screen erasing gesture recognition system |
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| CN103106029B true CN103106029B (en) | 2015-12-02 |
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104866210B (en) * | 2014-02-20 | 2019-10-29 | 联想(北京)有限公司 | A kind of touch screen control method, device and electronic equipment |
| CN104391681B (en) * | 2014-03-21 | 2017-11-17 | 贵阳朗玛信息技术股份有限公司 | Picture erasing implementation method and device based on mobile terminal |
| CN105549842B (en) * | 2015-12-02 | 2018-10-30 | 魅族科技（中国）有限公司 | picture editing method and device |
| CN112363657A (en) * | 2016-10-26 | 2021-02-12 | 海信视像科技股份有限公司 | Gesture erasing method and device |
| CN107145280B (en) * | 2017-04-20 | 2020-04-24 | 腾讯科技（深圳）有限公司 | Image data processing method and device |
| CN107193424A (en) * | 2017-06-27 | 2017-09-22 | 北京北纬天辰科技有限公司 | A kind of Intelligent electronic-type method for deleting and device |
| CN108733296B (en) * | 2018-04-28 | 2021-07-09 | 广州视源电子科技股份有限公司 | Method, device and equipment for erasing handwriting |
| CN109032463B (en) * | 2018-07-19 | 2019-11-05 | 掌阅科技股份有限公司 | Take down notes method for deleting, electronic equipment and computer storage medium |
| CN109144397B (en) * | 2018-09-27 | 2021-07-09 | 广州视源电子科技股份有限公司 | Erasing method and device and intelligent interactive panel |
| CN111158569A (en) * | 2018-11-08 | 2020-05-15 | 鸿合科技股份有限公司 | Erasing operation method and device and electronic equipment |
| CN112698773B (en) * | 2020-12-29 | 2022-05-06 | 深圳市康冠商用科技有限公司 | Track generation method based on display screen and related components thereof |
| CN115729434A (en) * | 2021-08-31 | 2023-03-03 | 华为技术有限公司 | Writing and drawing content display method and related equipment |
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| CN102591549A (en) * | 2011-01-06 | 2012-07-18 | 海尔集团公司 | Touch deleting processing system and touch deleting processing method |
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| JP2003196671A (en) * | 2001-12-28 | 2003-07-11 | Ricoh Co Ltd | Plotted image erasing method, program by method, and storage medium storing program |
| WO2011044677A1 (en) * | 2009-10-15 | 2011-04-21 | Smart Technologies Ulc | Method and apparatus for drawing and erasing calligraphic ink objects on a display surface |
| US20110285639A1 (en) * | 2010-05-21 | 2011-11-24 | Microsoft Corporation | Computing Device Writing Implement Techniques |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102591549A (en) * | 2011-01-06 | 2012-07-18 | 海尔集团公司 | Touch deleting processing system and touch deleting processing method |
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