CN105528100A - A reverse control method for interconnected vehicle-mounted infotainment device and mobile terminal - Google Patents
A reverse control method for interconnected vehicle-mounted infotainment device and mobile terminal Download PDFInfo
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Abstract
The invention relates to a reverse control method for interconnected vehicle-mounted infotainment device and mobile terminal. The method is used for controlling a mobile terminal via a vehicle-mounted infotainment device screen based on interconnection of a vehicle-mounted infotainment device and the mobile terminal. The method comprises the steps that a screen click event occurring on the vehicle-mounted infotainment device is used for controlling the mobile terminal; the vehicle-mounted infotainment device cursor on the vehicle-mounted infotainment device screen and an HID cursor on the screen of the mobile terminal are automatically corrected before a user clicks the vehicle-mounted infotainment device screen and moves the vehicle-mounted infotainment device cursor and after the screen click event is over, so that it can be guaranteed that the HID cursor of the mobile terminal can reach the accurate position. The reverse control method for interconnected vehicle-mounted infotainment device and mobile terminal can realize reverse control of a vehicle-mounted infotainment device to a mobile terminal accurately and reliably.
Description
Technical field
The present invention relates to communication technical field, particularly relate to a kind of car machine and the interconnected Reverse Turning Control method of mobile terminal.
Background technology
Car machine refers to and is arranged on the on-vehicle information amusing products such as vehicle-mounted computer, vehicle carried video system or onboard navigation system inside automobile.Along with the development of automotive electronic industry, the interconnected and cross complaint of the mobile terminal such as mobile phone, panel computer and car machine can be realized at present.When manipulating mobile terminal, can in the conversion of the screen display of car machine and mobile terminal synchronization.Similarly, also mobile terminal can be manipulated by the screen on car machine.But, when manipulating mobile terminal by car machine, because the screen of car machine is irregular, cause there is car machine screen and the problem such as mobile terminal screen coordinate is asymmetric, cursor of cursor drift and uncontrollable mobile terminal screen.
Summary of the invention
The object of the present invention is to provide and a kind ofly can exactly, reliably realize the method for car machine to the Reverse Turning Control of mobile terminal.
Car machine and the interconnected Reverse Turning Control method of mobile terminal, to be applied in interconnective car machine and mobile terminal by car machine screen the control of mobile terminal, to comprise the following steps:
User manipulates described mobile terminal by car machine screen taps event, clicks described car machine screen and all carry out automatic calibration to the HID cursor on the screen of the car machine cursor on car machine screen and mobile terminal before locomotive machine cursor and after screen taps event terminates user.
Further, automatic calibration comprises step:
The car machine cursor of car machine screen is made to move to one first calibration point on car machine screen; According to the mapping relations of described mobile terminal and described car machine screen, the HID cursor on mobile terminal screen moves to one second calibration point corresponding with the first calibration point on mobile terminal screen;
Wherein, the first calibration point be the upper left corner of car machine screen, the upper right corner, the lower left corner or the lower right corner wherein;
The coordinate system of car machine screen and the coordinate system of mobile terminal select the upper left corner of respective screen to be the initial point of respective coordinate system simultaneously, and remain unchanged.
By click car machine screen each user and before locomotive machine cursor and car machine screen taps event terminate after correction process is carried out to the HID cursor of car machine cursor and mobile terminal, the contingent drift phenomenon of HID cursor of mobile terminal can be eliminated, thus ensure that HID cursor can move to accurate location all the time.
Preferably, screen taps event comprise following wherein one or more:
1) click: the finger of user is by leaving described car machine screen after machine screen of getting off at once;
2) shortly to press: the finger of user lifts after a short period by after machine screen of getting off;
3) length is pressed: the finger of user lifts after a long period by after machine screen of getting off;
4) slide: the finger of user lifts after moving a certain distance after machine screen of getting off;
5) double-click: the finger connection of user is promptly lifted by after machine screen of getting off for twice;
Further, car machine generation screen taps event is for before manipulating mobile terminal, and car machine and mobile terminal connect, and make the screen map of mobile terminal to car machine screen, car machine screen forms effective mapping area.Comprise the following steps when car machine generation screen taps event is for manipulating mobile terminal:
According to the mapping relations of mobile terminal and car machine screen, calculate the corresponding coordinate position of HID cursor on mobile terminal screen by the coordinate position (overlapping with car machine cursor) of the click location of user on car machine screen.
Further, further comprising the steps of when car machine generation screen taps event is for manipulating mobile terminal:
Calculate the side-play amount of the described screen taps event period HID cursor of each generation on mobile terminal screen, thus the HID cursor controlling mobile terminal moves to accurate location.
Further, step is comprised by the method for the coordinate position of HID cursor on mobile terminal screen of the coordinate position calculating correspondence of the car machine cursor on car machine screen:
Obtain the wide and high of effective mapping area, car machine screen wide and high, and the coordinate position of car machine cursor in car machine coordinate system;
HID cursor corresponding to car machine cursor is calculated at the coordinate position in mobile terminal coordinate system by formula 1 and formula 2; Described formula 1 is
, described formula 2 is
; Wherein,
vehicle_Heightwith
vehicle_Widthrepresent the height and width of car machine screen respectively;
acc_Heightwith
acc_Widthrepresent the height and width of effective mapping area respectively;
vehicle_Xwith
vehicle_Yrepresent the horizontal ordinate of car machine cursor in car machine coordinate system and ordinate respectively;
deviceXwith
deviceYrepresent horizontal ordinate in mobile terminal coordinate system of HID cursor and ordinate respectively.
Further, calculate each method that the side-play amount of screen taps event period HID cursor on mobile terminal screen occurs and comprise step:
Steps A 1: according to formula 1 and formula 2, when car machine cursor current click location and on once click location time calculate corresponding HID cursor current location and on the once coordinate position of position on mobile terminal screen;
Steps A 2: calculate car machine cursor to be moved to HID cursor corresponding in the process of current click location side-play amount by last click location by formula 3 and formula 4; Described formula 3 is
, described formula 4 is
, wherein,
deviceY cur with
deviceX cur represent that HID cursor is at the ordinate of current location and horizontal ordinate respectively;
deviceY last with
deviceX last represent ordinate in a upper position of HID cursor and horizontal ordinate respectively;
deviceVectYwith
deviceVectXrepresent the HID cursor side-play amount at the longitudinal axis and transverse axis respectively;
Steps A 3: the side-play amount of HID cursor is sent to mobile terminal, control HID cursor moves to current location by a upper position;
Steps A 4: repeat steps A 1 to steps A 3, until the HID cursor of mobile terminal arrives the position of HID cursor on mobile terminal screen corresponding to car machine cursor when user's finger leaves car machine screen.
Should the side-play amount of movement by calculating each screen taps event period HID cursor, thus the HID cursor that can control mobile terminal moves to position accurately.
Further, the method that car machine and mobile terminal connect is: car machine and mobile terminal are connected by HDMI, after making the screen map of mobile terminal to car machine screen, car machine and mobile terminal are set up bluetooth again and are connected, for transmission control protocol and steering order.
Further, institute's car machine and mobile terminal also comprise step after connecting:
Open the HID function of mobile terminal;
Detect the horizontal/vertical screen state of mobile terminal screen with a predeterminated frequency, if mobile terminal screen there occurs horizontal/vertical screen switching action, then restart again after the HID function of mobile terminal being closed; If horizontal/vertical screen switching action does not occur mobile terminal, then whether inspection vehicle machine there is screen taps event, if there is screen taps event, then manipulates described mobile terminal by car machine screen.
Because mobile terminal screen is when carrying out horizontal/vertical screen and switching, the true origin of mobile terminal coordinate system can not convert, but the transverse axis of mobile terminal coordinate system and the longitudinal axis can convert, HID can be caused to control confusion reigned, therefore the HID function restarting mobile terminal after mobile terminal screen carries out horizontal/vertical screen switching is needed, to ensure the accurate corresponding of mobile terminal coordinate system and car machine coordinate system, and ensure the accuracy of the click of user on car machine screen.
Preferably, mobile terminal is mobile phone or panel computer; Car machine is vehicle mounted multimedia acoustic navigation system.
Car machine of the present invention and the interconnected Reverse Turning Control method of mobile terminal are by the conversion of car machine coordinate system and mobile terminal coordinate system and all carried out correction process to the HID cursor of car machine cursor and mobile terminal before and after car machine generation screen taps event, thus eliminate the drift phenomenon of the HID cursor of mobile terminal, make it possible to carry out accurately, reliably controlling to mobile terminal by car machine.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the interconnected Reverse Turning Control method of the car machine of an embodiment and mobile terminal.
Embodiment
Below in conjunction with specific embodiment and accompanying drawing, car machine of the present invention and the interconnected Reverse Turning Control method of mobile terminal are described in further detail.
As shown in Figure 1, be the process flow diagram of car machine of the present invention and the interconnected Reverse Turning Control method of mobile terminal.In interconnective car machine and mobile terminal, car machine of the present invention and the interconnected Reverse Turning Control method of mobile terminal are manipulated mobile terminal by the screen taps event on car machine screen, carry out accurately, reliably controlling at engine end for realizing to mobile terminal.Wherein, described car machine is preferably the on-vehicle information entertainment electronics that vehicle carried video system or vehicle mounted multimedia acoustic navigation system etc. are equipped with touch-screen.Described mobile terminal is preferably the mobile terminal device that mobile phone or panel computer etc. are equipped with touch-screen.
In this manual, for convenience of describing, the coordinate system on car machine screen is defined as car machine coordinate system, cursor simple wagon weighing machine cursor in car machine coordinate system of car machine; Coordinate system on mobile terminal screen is defined as mobile terminal coordinate system, and the cursor of mobile terminal is called for short HID cursor in mobile terminal coordinate system.
Car machine of the present invention and the interconnected Reverse Turning Control method of mobile terminal comprise the following steps:
Step S10: car machine and mobile terminal are connected by the HDMI of car machine, after making the screen map of mobile terminal to car machine screen, car machine is connected by setting up bluetooth after bluetooth mutually certification with mobile terminal, then the HID(HumanInterfaceDevice of mobile terminal is opened, human interface device) function.Bluetooth connects to be used in transmit between car machine and mobile terminal and controls and steering order etc.HID human interface device is the mutual equipment of computing machine and people.Wherein, the screen map of mobile terminal is formed as effective mapping area to the region on car machine screen.
Step S20: the horizontal/vertical screen state detecting mobile terminal screen with a predeterminated frequency.Wherein, the image boundary adopting figure knowledge method for distinguishing mobile terminal screen to be mapped to effective mapping area of car machine screen detects.The value arranging black pixel point is zero, and the value of bright spot pixel is greater than zero, thus detects acquisition active graphical region by bright spot.
Judge that the method for the horizontal/vertical screen state of mobile terminal screen comprises the following steps:
Step S201: be that starting point scans from the upper left corner of car machine screen and the lower right corner respectively simultaneously, can detect by bright spot the upper left corner and the lower right corner that promptly detect effective mapping area, thus determine effective mapping area bounds.
Step S202: obtain the wide of effective mapping area and high level and the mobile terminal screen wide and high level when horizontal screen and perpendicular screen state respectively.Wherein, it is wide for setting with the upper left corner to the distance in the upper right corner, and the upper left corner is high to the distance in the lower left corner.
Step S203: by the wide of effective mapping area and high level respectively with mobile terminal screen horizontal screen or perpendicular shield time widely to compare with high level.If effectively wide when horizontal screen of the wide and high level of mapping area and mobile terminal screen is identical or in error allowed band with high level size, then judge that mobile terminal is in horizontal screen state; If effectively wide when perpendicular screen of the wide and high level of mapping area and mobile terminal screen is identical or in error allowed band with high level size, then judge that mobile terminal is in perpendicular screen state.
Step S30: judge whether mobile terminal screen there occurs horizontal/vertical screen switching action, if mobile terminal screen there occurs horizontal/vertical screen switching action, then performs step S40; If horizontal/vertical screen switching action does not occur mobile terminal screen, then perform step S50.
Step S40: restart its HID function after the HID function of turning-off mobile terminal again, then performs step S20, continues the horizontal/vertical screen state detecting mobile terminal.
Wherein, no matter whether mobile terminal screen has carried out horizontal/vertical screen switching, and the Choice of Origin of mobile terminal coordinate system is the upper left corner of mobile terminal screen.In present embodiment, the Choice of Origin that preferable mobile terminal sits up straight mark system is the upper left corner of mobile terminal screen, even if then mobile terminal screen has carried out horizontal/vertical screen switching, the initial point of mobile terminal coordinate system is still the upper left corner of mobile terminal screen.The initial point of car machine coordinate system remains on the upper left corner of car machine screen.In the present embodiment, mobile terminal coordinate system have selected the upper left corner of mobile terminal screen as its initial point, then similarly need the initial point selecting the upper left corner of car machine screen as car machine coordinate system, and remain constant, thus the accurate corresponding of mobile terminal coordinate system and car machine coordinate system can be ensured.
Because mobile terminal screen is when carrying out horizontal/vertical screen and switching, the true origin of mobile terminal coordinate system can not convert, but the transverse axis of mobile terminal coordinate system and the longitudinal axis can convert, HID can be caused to control confusion reigned, therefore the HID function restarting mobile terminal after mobile terminal screen carries out horizontal/vertical screen switching is needed, to ensure the accurate corresponding of mobile terminal coordinate system and car machine coordinate system, and ensure the accuracy of the click of user on car machine screen.
Step S50: user, by car machine screen manipulation mobile terminal, is embodied in user and clicks car machine screen and make car machine generation screen taps event.User clicks screen on car machine screen, click location on car machine screen has car machine cursor, correspondingly, with the mobile terminal screen that car machine connects there will be the HID cursor corresponding with car machine cursor, when car machine cursor moves, HID cursor can followed by car machine cursor and move, thus realizes user in the manipulation of engine end to mobile terminal.
Wherein, screen taps event include but not limited to following wherein one or more:
1) click: the finger of user is by leaving described car machine screen after machine screen of getting off at once;
2) shortly to press: the finger of user is by lifting after a short period after machine screen of getting off (namely leaving car machine screen);
3) length is pressed: the finger of user is by lifting after a long period after machine screen of getting off (namely leaving car machine screen);
4) slide: the finger of user lifts (namely leaving car machine screen) after moving a certain distance after machine screen of getting off;
5) double-click: the finger of user connects twice promptly by lifting after machine screen of getting off (namely leaving car machine screen).
The finger that above screen taps event has included user is by getting off machine screen and leave the step of car machine screen.
Step S60: click car machine screen at the finger of user and before locomotive machine cursor, automatic calibration carried out to the car machine cursor on car machine screen and the HID cursor on mobile terminal screen.
Automatic calibration comprises step:
Step S601: make the car machine cursor of car machine screen move to one first calibration point on car machine screen;
Step S602: to car machine cursor accordingly, the HID cursor on mobile terminal screen moves to one second calibration point corresponding with the first calibration point on mobile terminal screen;
Wherein, first calibration point be the upper left corner on car machine screen, the upper right corner, the lower left corner or the lower right corner wherein, with the first calibration point the second calibration point correspondingly be also then the upper left corner of mobile terminal screen, the upper right corner, the lower left corner or the lower right corner wherein.In the present embodiment, preferably the first preset and the second preset are the lower right corner of car machine screen and mobile terminal screen simultaneously.Select the lower right corner of screen more can meet the operating habit of people.
Step S70: when car machine generation screen taps event, car machine coordinate system and mobile terminal coordinate system are changed, namely calculates the coordinate position of HID cursor in mobile terminal coordinate system that the coordinate position of car machine cursor in car machine coordinate system in click location is corresponding.Comprise step:
S701: according to the mapping relations of mobile terminal and car machine screen, calculate the corresponding coordinate position of HID cursor on mobile terminal screen by the coordinate position (overlapping with car machine cursor) of the click location of user on car machine screen; Specifically comprise the following steps:
Obtain the wide and high of described effective mapping area, described car machine screen wide and high, and the coordinate position of described car machine cursor in car machine coordinate system;
HID cursor corresponding to described car machine cursor is calculated at the coordinate position in described mobile terminal coordinate system by formula 1 and formula 2; Described formula 1 is
, described formula 2 is
; Wherein,
vehicle_Heightwith
vehicle_Widthrepresent the height and width of described car machine screen respectively;
acc_Heightwith
acc_Widthrepresent the height and width of described effective mapping area respectively;
vehicle_Xwith
vehicle_Yrepresent the horizontal ordinate of described car machine cursor in car machine coordinate system and ordinate respectively;
deviceXwith
deviceYrepresent the horizontal ordinate of described HID cursor in mobile terminal coordinate system and ordinate respectively.
S702: calculate the side-play amount of every train machine generation screen taps event period HID cursor on mobile terminal screen, thus the HID cursor controlling mobile terminal moves to accurate location; Specifically comprise the following steps:
Steps A 1: according to described formula 1 and formula 2, when described car machine cursor current click location and on once click location time calculate corresponding HID cursor current location and on the once coordinate position of position on described mobile terminal screen; Wherein, the last click location of car machine cursor refers to click location when clicking screen relative to active user, and user clicks the click location during car machine screen last time;
Steps A 2: calculate described car machine cursor to be moved to HID cursor corresponding in the process of current location side-play amount by last position by formula 3 and formula 4; Described formula 3 is
, described formula 4 is
, wherein,
deviceY cur with
deviceX cur represent that described HID cursor is at the ordinate of current location and horizontal ordinate respectively;
deviceY last with
deviceX last the respectively ordinate of described HID cursor in a upper position and horizontal ordinate;
deviceVectYwith
deviceVectXrepresent the side-play amount of described HID cursor at the longitudinal axis and transverse axis respectively;
Steps A 3: the side-play amount of HID cursor is sent to described mobile terminal, controls described HID cursor and moves to current location by a upper position.
Step S80: repeat steps A 1 to steps A 3, the HID cursor calculated according to each screen taps event should the side-play amount of movement, at the end of controlling the HID cursor arrival screen taps event of mobile terminal, namely the position of HID cursor on mobile terminal screen that car machine cursor when user's finger leaves car machine screen is corresponding, the HID cursor namely controlling mobile terminal moves to accurate location.Can be more accurate by the conversion between car machine coordinate system and mobile terminal coordinate system by this method, thus on car machine screen, accurately can control mobile terminal.
Step S90: after car machine generation screen taps event, automatic calibration is carried out to the car machine cursor on car machine screen and the HID cursor on mobile terminal screen, then terminates HID.Wherein, aligning step is identical with step 602 with step 601.
Give one example below and the step S60-step S90 in car machine of the present invention and the interconnected Reverse Turning Control method of mobile terminal is described.
The finger of user clicks A point on car machine screen, and after then making car machine cursor move to B point by A point, user points and leaves car machine screen.
A point on car machine screen is clicked and before locomotive machine cursor at the finger of user, first automatic calibration is carried out to car machine coordinate system and mobile terminal coordinate system, car machine cursor is made to move to the lower right corner of car machine screen, the HID cursor corresponding with car machine cursor moves to the lower right corner of mobile terminal screen, and namely the last position of car machine cursor and HID cursor memory is the coordinate position in the respective screen lower right corner.Then first calculate corresponding HID cursor at the coordinate position of mobile terminal screen by car machine cursor at the coordinate position of A point, be set to A1 point; Then according to the coordinate position of the last HID cursor remembered in mobile terminal system and the coordinate position of A1 point, calculate the side-play amount of HID cursor at mobile terminal screen, thus control HID cursor moves to A1 point exactly by the lower right corner of mobile terminal screen; When car machine cursor moves to B point by A point, calculate corresponding HID cursor at the coordinate position of mobile terminal screen by car machine cursor at the coordinate position of B point, be set to B1 point; Again according to the position of the last HID cursor remembered in mobile terminal system, i.e. the position of A1 point and the coordinate position of B1 point, calculating HID cursor should the side-play amount of movement, thus control HID cursor moves to B1 point from A1 point exactly; After end user's finger leaves car machine screen, automatic calibration is carried out to car machine cursor and HID cursor, that is, makes car machine cursor move to the lower right corner of car machine screen, make HID cursor move to the lower right corner of mobile terminal screen.
In interconnective car machine and mobile terminal, when car machine carries out Reverse Turning Control to mobile terminal, the HID cursor of mobile terminal answers the car machine cursor on Following Car machine screen to arrive relevant position.If HID cursor does not arrive relevant position, then there is drift in HID cursor.Drift phenomenon is there will not be for making HID cursor, relevant position can be arrived exactly at every turn, so before and after each user clicks car machine screen, no matter whether HID cursor there is drift phenomenon, all to carry out automatic calibration process to car machine cursor and corresponding HID cursor, thus ensure the accurate corresponding of car machine coordinate system and mobile terminal coordinate system.Meanwhile, because the speed of correction process is very fast, so human eye cannot discover trimming process each time.
Therefore, car machine of the present invention and the interconnected Reverse Turning Control method of mobile terminal can realize carrying out accurately, reliably controlling to mobile terminal at engine end.
Although the description of this invention carries out in conjunction with above specific embodiment, those skilled in the art can carry out many replacements, modifications and variations, be apparent according to above-mentioned content.Therefore, all like this substitute, improve and change be all included in the spirit and scope of attached claim.
Claims (10)
1. car machine and the interconnected Reverse Turning Control method of mobile terminal, to be applied in interconnective car machine and mobile terminal by car machine screen the control of mobile terminal; It is characterized in that, comprise the following steps:
User manipulates described mobile terminal by car machine screen taps event; Click described car machine screen user and all automatic calibration carried out to the HID cursor on the screen of the car machine cursor on described car machine screen and described mobile terminal before locomotive machine cursor and after screen taps event terminates.
2. car machine according to claim 1 and the interconnected Reverse Turning Control method of mobile terminal, it is characterized in that, described automatic calibration comprises step:
The car machine cursor of described car machine screen is made to move to one first calibration point on car machine screen; According to the described mapping relations according to described mobile terminal and described car machine screen, the HID cursor on described mobile terminal screen moves to one second calibration point corresponding with the first calibration point on mobile terminal screen;
Wherein, described first calibration point be the upper left corner of car machine screen, the upper right corner, the lower left corner or the lower right corner wherein;
The described coordinate system of car machine screen and the coordinate system of described mobile terminal select the upper left corner of respective screen to be the initial point of respective coordinate system simultaneously, and remain unchanged.
3. car machine according to claim 2 and the interconnected Reverse Turning Control method of mobile terminal, is characterized in that, described screen taps event comprise following wherein one or more:
1) click: after the finger of user presses described car machine screen, leave described car machine screen at once;
2) shortly to press: lift after a short period after the finger of user presses described car machine screen;
3) longly to press: lift after a long period after the finger of user presses described car machine screen;
4) slide: lift after moving a certain distance after the finger of user presses described car machine screen;
5) double-click: the finger of user connect promptly press described car machine screen for twice after lift.
4. car machine according to claim 3 and the interconnected Reverse Turning Control method of mobile terminal, it is characterized in that, described car machine generation screen taps event is for before manipulating described mobile terminal, described car machine and described mobile terminal connect, make the screen map of mobile terminal to described car machine screen, described car machine screen forming effective mapping area, comprising the following steps when described car machine generation screen taps event is for manipulating described mobile terminal:
According to the mapping relations of described mobile terminal and described car machine screen, calculated corresponding to the coordinate position of HID cursor on mobile terminal screen by the coordinate position of the car machine cursor of the click location of user on car machine screen.
5. car machine according to claim 4 and the interconnected Reverse Turning Control method of mobile terminal, is characterized in that, further comprising the steps of when described car machine generation screen taps event is for manipulating described mobile terminal:
The side-play amount of described HID cursor on mobile terminal screen during calculating the described screen taps event of each generation, thus the HID cursor controlling described mobile terminal moves to accurate location.
6. car machine according to claim 5 and the interconnected Reverse Turning Control method of mobile terminal, is characterized in that, calculates the method corresponding to the coordinate position of HID cursor on mobile terminal screen comprise step by the coordinate position of the car machine cursor on car machine screen:
Obtain the wide and high of described effective mapping area, described car machine screen wide and high, and the coordinate position of described car machine cursor in car machine coordinate system;
HID cursor corresponding to described car machine cursor is calculated at the coordinate position in described mobile terminal coordinate system by formula 1 and formula 2; Described formula 1 is
, described formula 2 is
; Wherein,
vehicle_Heightwith
vehicle_Widthrepresent the height and width of described car machine screen respectively;
acc_Heightwith
acc_Widthrepresent the height and width of described effective mapping area respectively;
vehicle_Xwith
vehicle_Yrepresent the horizontal ordinate of described car machine cursor in car machine coordinate system and ordinate respectively;
deviceXwith
deviceYrepresent the horizontal ordinate of described HID cursor in mobile terminal coordinate system and ordinate respectively.
7. car machine according to claim 6 and the interconnected Reverse Turning Control method of mobile terminal, is characterized in that, calculate each there is described screen taps event during the method for the corresponding side-play amount of described HID cursor on mobile terminal screen comprise step:
Steps A 1: according to described formula 1 and formula 2, when described car machine cursor current click location and on once click location time calculate corresponding HID cursor current location and on the once coordinate position of position on described mobile terminal screen;
Steps A 2: calculate described car machine cursor to be moved to HID cursor corresponding in the process of current click location side-play amount by last click location by formula 3 and formula 4; Described formula 3 is
, described formula 4 is
, wherein,
deviceY cur with
deviceX cur represent that described HID cursor is at the ordinate of current location and horizontal ordinate respectively;
deviceY last with
deviceX last the respectively ordinate of described HID cursor in a upper position and horizontal ordinate;
deviceVectYwith
deviceVectXrepresent the side-play amount of described HID cursor at the longitudinal axis and transverse axis respectively;
Steps A 3: the side-play amount of HID cursor is sent to described mobile terminal, controls described HID cursor and moves to current location by a upper position;
Steps A 4: repeat steps A 1 to steps A 3, until the car machine cursor that the HID cursor arrival user of mobile terminal points when leaving car machine screen corresponds to the position of HID cursor on mobile terminal screen.
8. car machine according to claim 7 and the interconnected Reverse Turning Control method of mobile terminal, it is characterized in that, the method that described car machine and described mobile terminal connect is: described car machine and described mobile terminal are connected by HDMI, after making the screen map of mobile terminal to described car machine screen, described car machine and mobile terminal are set up bluetooth again and are connected, for transmission control protocol and steering order.
9. car machine according to claim 8 and the interconnected Reverse Turning Control method of mobile terminal, is characterized in that, also comprise step after described car machine and described mobile terminal connect:
Open the HID function of mobile terminal;
Detect the horizontal/vertical screen state of described mobile terminal screen with a predeterminated frequency, if mobile terminal screen there occurs horizontal/vertical screen switching action, then restart again after the HID function of mobile terminal being closed; If horizontal/vertical screen switching action does not occur mobile terminal, then detect described car machine and whether screen taps event occurs, if there is screen taps event, then manipulate described mobile terminal by car machine screen.
10. the car machine according to any one of claim 1-9 and the interconnected Reverse Turning Control method of mobile terminal, it is characterized in that, described mobile terminal is mobile phone or panel computer; Described car machine is vehicle mounted multimedia acoustic navigation system.
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| CN111199734A (en) * | 2018-11-20 | 2020-05-26 | 奥迪股份公司 | Control method and device of mobile terminal, computer equipment and readable storage medium |
| CN111199734B (en) * | 2018-11-20 | 2024-03-12 | 奥迪股份公司 | Control method and device of mobile terminal, computer equipment and readable storage medium |
| CN109857295A (en) * | 2018-12-28 | 2019-06-07 | 百度在线网络技术（北京）有限公司 | Control method, device and the storage medium of focus |
| CN109918012A (en) * | 2019-03-11 | 2019-06-21 | 百度在线网络技术（北京）有限公司 | A kind of control method of mobile terminal, device, equipment and storage medium |
| CN111475082A (en) * | 2020-04-01 | 2020-07-31 | 上海擎感智能科技有限公司 | Vehicle-mounted screen connection method, management system and computer-readable storage medium |
| CN114338898A (en) * | 2021-12-20 | 2022-04-12 | 惠州市德赛西威智能交通技术研究院有限公司 | Method and system for directly controlling mobile communication terminal from vehicle-mounted entertainment host terminal |
| CN114338898B (en) * | 2021-12-20 | 2023-05-26 | 惠州市德赛西威智能交通技术研究院有限公司 | Method and system for directly controlling mobile communication terminal from vehicle-mounted entertainment host terminal |
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