CN110543274B - Image display method, mobile terminal and device with storage function - Google Patents
Image display method, mobile terminal and device with storage function Download PDFInfo
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- CN110543274B CN110543274B CN201910689742.2A CN201910689742A CN110543274B CN 110543274 B CN110543274 B CN 110543274B CN 201910689742 A CN201910689742 A CN 201910689742A CN 110543274 B CN110543274 B CN 110543274B
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- 238000001514 detection method Methods 0.000 claims description 8
- 238000004590 computer program Methods 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 230000006870 function Effects 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04845—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
- G06F3/04883—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
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- General Physics & Mathematics (AREA)
- User Interface Of Digital Computer (AREA)
- Position Input By Displaying (AREA)
Abstract
The application relates to the technical field of mobile terminals, and particularly discloses an image display method, a mobile terminal and a device with a storage function, wherein the method comprises the following steps: detecting a current first contact of the touch display screen; determining a preset speed and a first moving direction of the image according to the first contact and the preset contact, wherein the first moving direction is a direction from the first contact to the preset contact; the image is controlled to move in a first direction of movement at a predetermined speed. Through the mode, when the photo is checked according to the original size by the existing mobile terminal, the photo is dragged by sliding the two fingers on the touch display screen, and the problem of inconvenient operation is solved.
Description
Technical Field
The present invention relates to the field of mobile terminals, and in particular, to an image display method, a mobile terminal, and a device with a storage function.
Background
With the development of mobile communication and the continuous improvement of living standard of people, various mobile terminals such as mobile phones are becoming more and more popular, and mobile phones have become an indispensable communication tool in people's life.
In order to meet the demands of users, the photographed pictures of the mobile terminal are moving toward high pixels, which makes the original size (photographing size) of the photographed pictures on the mobile terminal larger and larger; when a user views a photographed photo according to an original size using a mobile terminal, the photo needs to be dragged by sliding two fingers on a touch display screen, and the user's operation is complicated.
Disclosure of Invention
Based on the above, it is necessary to provide an image display method, a mobile terminal and a device with a storage function, which can solve the problem that when the existing mobile terminal views a photo according to an original size, two fingers are required to slide on a touch display screen to drag the photo, and the operation is inconvenient.
In order to solve the technical problems, one technical scheme adopted by the application is as follows: there is provided an image display method including: detecting a current first contact of the touch display screen; determining a preset speed and a first moving direction of the image according to the first contact and the preset contact, wherein the first moving direction is a direction from the first contact to the preset contact; the image is controlled to move in a first direction of movement at a predetermined speed.
In order to solve the technical problems, another technical scheme adopted by the application is as follows: there is provided a mobile terminal including: the detection module is used for detecting the current first contact of the touch display screen; the computing module is used for determining the preset speed and the first moving direction of the image according to the first contact and the preset contact, wherein the first moving direction is the direction from the first contact to the preset contact; and the control module is used for controlling the image to move along the first moving direction according to the preset speed.
In order to solve the technical problem, another technical scheme adopted by the application is as follows: there is provided a mobile terminal including a touch display screen, a processor, and a memory, the touch display screen being connected to the processor, the memory being connected to the processor, wherein the memory stores a program configured to be executed by the processor to implement the above-described image display method.
In order to solve the technical problem, a further technical scheme adopted by the application is as follows: there is provided an apparatus having a storage function, the apparatus storing a computer program for electronic data exchange, wherein the computer program, when executed, implements the above-described image display method.
The beneficial effects of this application are: compared with the prior art, the method and the device have the advantages that only the current first contact point of the touch display screen is needed to be detected, the preset speed and the first moving direction of the image are determined according to the first contact point and the preset contact point, and the image is controlled to move along the first moving direction according to the preset speed. Wherein the first moving direction is a direction from the first contact to the preset contact. The method and the device have the advantages that the photo does not need to be dragged by sliding two fingers on the touch display screen as in the prior art, so that the operation of moving the photo is more convenient. Meanwhile, moving pictures can be realized only by one contact point on the touch display screen, so that the operation precision is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:
FIG. 1 is a schematic flow chart of an embodiment of an image display method of the present application;
fig. 2 is a schematic flow chart of step S20 in fig. 1;
fig. 3 is a schematic flow chart of step S21 in fig. 2;
fig. 4 is a schematic flow chart of step S22 in fig. 2;
FIG. 5 is a schematic flow chart diagram of another embodiment of an image display method of the present application;
FIG. 6 is a flow chart of yet another embodiment of an image display method of the present application;
FIG. 7 is a schematic diagram of an embodiment of a mobile terminal according to the present application;
FIG. 8 is a schematic diagram of the computing module of FIG. 7;
FIG. 9 is a schematic diagram of another embodiment of a mobile terminal of the present application;
fig. 10 is a schematic structural diagram of an embodiment of a device with a storage function according to the present application.
Detailed Description
The following description of the technical solutions in the embodiments of the present application will be made clearly and completely with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
Referring to fig. 1, fig. 1 is a schematic flow chart of an embodiment of an image display method of the present application. The application provides an image display method, which comprises the following steps:
s10: the current first contact of the touch display screen is detected.
In particular, for a mobile terminal employing a touch display screen, it is necessary to detect a first contact on the touch display screen. When a finger touches the touch display screen, a first contact point is generated on the touch display screen, in order to avoid misoperation, the mobile terminal can acquire the coordinate of the first contact point, the first contact point can be locked when the coordinate of the first contact point is unchanged within a preset time, and the detected coordinate of the first contact point is confirmed.
S20: and determining the preset speed and the first moving direction of the image according to the first contact point and the preset contact point.
Specifically, whether the first contact and the preset contact are the same point is detected, if not, a first moving direction is determined according to the first contact and the preset contact, and the first moving direction is the direction from the first contact to the preset contact.
For example, when the first contact is located directly above the preset contact in the touch display screen, the first movement direction is determined to be from top to bottom. Similarly, when the first contact is positioned right and left of the preset contact in the touch display screen, the first moving direction is determined to move from left to right; when the first contact is positioned right of the preset contact, the first moving direction is determined to be from right to left.
S30: the image is controlled to move in a first direction of movement at a predetermined speed.
Specifically, moving the image along the first movement direction at a predetermined speed, which may be set according to a distance between the first contact and the preset contact, the larger the distance, the faster the predetermined speed; the smaller the distance, the slower the predetermined speed.
In contrast to the situation in the prior art, this embodiment only needs to detect the current first contact point of the touch display screen, determines the predetermined speed and the first moving direction of the image according to the first contact point and the preset contact point, and controls the image to move along the first moving direction according to the predetermined speed. Wherein the first moving direction is a direction from the first contact to the preset contact. The method and the device have the advantages that the photo does not need to be dragged by sliding two fingers on the touch display screen as in the prior art, so that the operation of moving the photo is more convenient. Meanwhile, moving pictures can be realized only by one contact point on the touch display screen, so that the operation precision is greatly improved.
Wherein the size of the image is larger than the size of the touch display screen.
Referring to fig. 2, fig. 2 is a schematic flow chart of step S20 in fig. 1. In an embodiment, the step S20 includes the following steps:
s21: and acquiring a first distance between the first contact and a preset contact.
Specifically, a first distance between the first contact and a preset contact is calculated. In order to avoid misoperation, a safe distance can be preset, and the image is not moved when the first distance is smaller than the safe distance; and moving the image when the first distance is greater than or equal to the safety distance.
S22: and calculating the preset speed according to the first distance and the diagonal length of the touch display screen.
Specifically, the diagonal length of the touch display screen is between 3 inches and 17 inches, and the resolution of the touch display screen is between 960×600 and 2560×1600.
Referring to fig. 3, fig. 3 is a schematic flow chart of step S21 in fig. 2. In an embodiment, the step S21 includes the following steps:
s211: acquiring the coordinate K of the first contact 1 (x 1 ，y 1 ) Coordinates K of preset contact 0 (x 0 ，y 0 )。
S212: calculating a first distance according to the coordinates of the first contact point and the coordinates of the preset contact point
Specifically, a first distance between a first contact point and a preset contact point on the touch display screen is calculated by the following formula:
wherein the coordinate K of the first contact point 1 And the coordinates K of the preset contact 0 Including X-axis coordinates and Y-axis coordinates. D represents a first distance between the first contact and the preset contact on the touch display screen, (x) 1 ，y 1 ) Representing the two-dimensional coordinates of the first contact point, (x 0 ，y 0 ) Representing the two-dimensional coordinates of the preset contacts.
Referring to fig. 4, fig. 4 is a schematic flow chart of step S22 in fig. 2. Step S22 includes the steps of:
s221: according to the first distance D and the diagonal length D of the touch display screen max Calculating to obtain a preset speed V= (V) max ×D)/D max . Wherein V is max Is a preset maximum predetermined speed.
Specifically, the predetermined speed of the moving image is calculated by the following formula: v= (V max ×D)/D max 。
Wherein V represents a predetermined speed, V max Represents a preset maximum preset speed D max Representing the diagonal length of the touch display screen.
Referring to fig. 5, fig. 5 is a schematic flow chart of another embodiment of the image display method of the present application. In one embodiment, the method further comprises:
s23: according to resolution tK of touch display screen x ×tK y Calculating diagonal length
Specifically, the diagonal length is calculated by the following formula:
wherein, tK x ×tK y Representing the resolution of the touch display. Those skilled in the art will appreciate that the resolution of a touch display screen can be simply understood as: the precision of the image displayed by the touch display screen means that the touch display screen canThe number of pixels displayed can be represented by a lateral component x a longitudinal component, e.g., the resolution of the display screen is tK x ×tK y The pixels that the display screen can display are: width tK x Pixel dot, height tK y And a pixel point. For example, if the resolution of the display screen is 300×200, the pixels that can be displayed by the display screen are: 300 pixels wide and 200 pixels high.
Referring to fig. 6, fig. 6 is a flowchart of another embodiment of the image display method of the present application. In an embodiment, after the step S30, the method further includes the following steps:
s40: and continuing to detect the current second contact point of the touch display screen.
Specifically, when the finger again touches the touch display screen, a second contact is generated on the touch display screen. In order to avoid misoperation, the mobile terminal can acquire the coordinates of the second contact point, and the coordinates of the second contact point can determine that the second contact point is a valid contact point when the coordinates of the second contact point are unchanged within a preset time.
S50: when the second contact is detected, the control image stops moving.
Specifically, the corresponding operation associated with the second contact is: the control image stops moving.
In an embodiment, after the step S30, the method further includes:
s60: when the image cannot move continuously along the first moving direction, the image is controlled to move along the second moving direction.
Specifically, the position information of the image on the touch display screen can be obtained, whether the image moves to the edge position of the touch display screen is judged according to the position information of the image, and if the image moves to the edge position of the touch display screen, the image can be judged to be unable to move continuously along the first moving direction. At this time, the image is controlled to move along a second moving direction, which is a direction from the preset contact point to the first contact point, so as to ensure that the image can continue to move.
Referring to fig. 7, fig. 7 is a schematic structural diagram of an embodiment of a mobile terminal according to the present application. The present application provides a mobile terminal 10, the mobile terminal 10 comprising: a detection module 11, a calculation module 12 and a control module 13. The calculation module 12 is connected with the detection module 11, and the control module 13 is connected with the detection module 11.
The detection module 11 is configured to detect a current first contact of the touch display screen.
The calculating module 12 is configured to determine a predetermined speed and a first moving direction of the image according to the first contact point and the preset contact point, wherein the first moving direction is a direction from the first contact point to the preset contact point.
The control module 13 is arranged to control the movement of the image in the first direction of movement at a predetermined speed.
Referring to fig. 8, fig. 8 is a schematic diagram of the computing module in fig. 7. The calculation module 12 includes: a direction calculation module 121, a speed calculation module 122, and a distance calculation module 123.
The distance calculating module 123 is configured to obtain a first distance between the first contact and a preset contact.
The speed calculation module 122 is configured to calculate a predetermined speed according to the first distance and the diagonal length of the touch display screen.
The detection module 11 is used for acquiring the coordinate K of the first contact 1 (x 1 ，y 1 ) Coordinates K of preset contact 0 (x 0 ，y 0 )。
The distance calculating module 123 is configured to calculate a first distance according to the coordinates of the first contact point and the coordinates of the preset contact point
The speed calculation module 122 is configured to calculate a diagonal length D of the touch display screen according to the first distance D max Calculating to obtain a preset speed V= (V) max ×D)/D max Wherein V is max Is a preset maximum predetermined speed.
The computing module 12 further includes: the diagonal length calculation module 124. The diagonal length calculation module 124 is configured to calculate the resolution tK of the touch display screen x ×tK y Calculating diagonal length
The detection module 11 is configured to continuously detect the current second contact point of the touch display screen.
The control module 13 is configured to control the image to stop moving when the second contact is detected.
The control module 13 is further configured to control the image to move along a second movement direction when the image cannot move continuously along the first movement direction, where the second movement direction is a direction from the preset contact point to the first contact point.
Unlike the prior art, the mobile terminal 10 of this embodiment only needs to detect the current first contact point of the touch display screen, determine the predetermined speed and the first moving direction of the image according to the first contact point and the preset contact point, and control the image to move along the first moving direction according to the predetermined speed. Wherein the first moving direction is a direction from the first contact to the preset contact. The method and the device have the advantages that the photo does not need to be dragged by sliding two fingers on the touch display screen as in the prior art, so that the operation of moving the photo is more convenient. Meanwhile, moving pictures can be realized only by one contact point on the touch display screen, so that the operation precision is greatly improved.
Referring to fig. 9, fig. 9 is a schematic structural diagram of another embodiment of a mobile terminal according to the present application. The application provides a mobile terminal 20, the mobile terminal 20 comprises a touch display screen 21, a processor 22 and a memory 23, the touch display screen 21 is connected with the processor 22, the memory 23 is connected with the processor 22, wherein the memory 23 stores a program, and the program is configured to be executed by the processor 22 to realize the image display method of the embodiment.
The touch display 21 is used to acquire the first contact.
The processor 22 is configured to determine a predetermined speed and a first moving direction of the image according to the first contact point and the preset contact point, and control the image to move along the first moving direction according to the predetermined speed.
The memory 23 is used for storing a first direction of movement, a predetermined speed.
The processor 22 is configured to obtain a first distance between the first contact and a preset contact, and calculate a predetermined speed according to the first distance and a diagonal length of the touch display screen 21.
The touch display screen 21 is used for acquiring the coordinate K of the first contact 1 (x 1 ，y 1 ) Coordinates K of preset contact 0 (x 0 ，y 0 )。
The processor 22 is used for calculating a first distance according to the coordinates of the first contact point and the coordinates of the preset contact point
The processor 22 is used for determining the diagonal length D of the touch display screen 21 according to the first distance D max Calculating to obtain a preset speed V= (V) max ×D)/D max Wherein V is max Is a preset maximum predetermined speed.
The processor 22 is used for controlling the resolution tK of the touch display screen 21 x ×tK y Calculating diagonal length
The touch display 21 is used to acquire the second contact.
The processor 22 is configured to control the image to stop moving when the second contact is detected.
Unlike the prior art, the mobile terminal 20 of the present embodiment only needs to detect the current first contact point of the touch display screen 21, determine the predetermined speed and the first moving direction of the image according to the first contact point and the preset contact point, and control the image to move along the first moving direction according to the predetermined speed. Wherein the first moving direction is a direction from the first contact to the preset contact. The application does not need to drag the photo by sliding two fingers on the touch display screen 21 as in the prior art, so that the operation of moving the picture is more convenient. Meanwhile, moving pictures can be realized only by one contact point on the touch display screen 21, so that the operation accuracy is greatly improved.
Referring to fig. 10, fig. 10 is a schematic structural diagram of an embodiment of a device with a memory function according to the present application. The present application provides an apparatus 50 having a storage function, the apparatus 50 storing a computer program 51 for electronic data exchange, wherein the computer program 51, when executed, implements the image display method of the above-described embodiments.
Those skilled in the art will appreciate that all or part of the processes in the methods of the above embodiments may be implemented by a computer program for instructing related hardware (e.g., a processor, a controller, etc.), where the program may be stored in a computer readable storage medium, and where the program may include processes in the embodiments of the above methods when executed. The storage medium may be a memory, a magnetic disk, an optical disk, or the like.
Unlike the prior art, the device 50 with a storage function of the present embodiment only needs to detect the current first contact point of the touch display screen, determine the predetermined speed and the first moving direction of the image according to the first contact point and the preset contact point, and control the image to move along the first moving direction according to the predetermined speed. Wherein the first moving direction is a direction from the first contact to the preset contact. The method and the device have the advantages that the photo does not need to be dragged by sliding two fingers on the touch display screen as in the prior art, so that the operation of moving the photo is more convenient. Meanwhile, moving pictures can be realized only by one contact point on the touch display screen, so that the operation precision is greatly improved.
The foregoing is only the embodiments of the present application, and not the patent scope of the present application is limited by the foregoing description, but all equivalent structures or equivalent processes using the contents of the present application and the accompanying drawings, or directly or indirectly applied to other related technical fields, which are included in the patent protection scope of the present application.
Claims (4)
1. An image display method, the method comprising:
detecting that a finger touches a first contact point of a touch display screen when the mobile terminal views a photo image according to the original size;
detecting whether the first contact and the preset contact are the same point or not, if not, determining a preset speed and a first moving direction of the image according to the first contact and the preset contact, wherein the first moving direction is the direction from the first contact to the preset contact;
controlling the image to move along the first moving direction according to the preset speed;
continuously detecting a current second contact of the touch display screen;
controlling the image to stop moving when the second contact is detected;
when the image moves to the edge position of the touch display screen, the image cannot move continuously along the first moving direction, and the image is controlled to move along a second moving direction, wherein the second moving direction is the direction from the preset contact to the first contact;
the size of the image is larger than that of the touch display screen;
wherein, the step of determining the preset speed and the first moving direction of the image according to the first contact point and the preset contact point comprises the following steps:
acquiring a first distance between the first contact and the preset contact;
presetting a safety distance, not moving the image when the first distance is smaller than the safety distance, and moving the image when the first distance is larger than or equal to the safety distance, and calculating according to the diagonal length of the first distance and the touch display screen to obtain the preset speed;
wherein, the step of obtaining the first distance between the first contact and the preset contact includes:
acquiring the coordinates of the first contactCoordinates of the preset contacts +.>；
Calculating according to the coordinates of the first contact point and the coordinates of the preset contact point to obtain the target objectThe first distance；
The step of calculating the predetermined speed according to the first distance and the diagonal length of the touch display screen includes:
according to the diagonal length of the first distance D and the touch display screenCalculating the predetermined speedWherein->Is a preset maximum predetermined speed.
2. The image display method according to claim 1, characterized in that the method further comprises:
according to the resolution of the touch display screenCalculating the diagonal length +.>。
3. A mobile terminal for implementing the image display method according to any one of claims 1 or 2, comprising:
the detection module is used for detecting the current first contact and the current second contact of the touch display screen;
the computing module is used for determining a preset speed and a first moving direction of the image according to the first contact and a preset contact, wherein the first moving direction is the direction from the first contact to the preset contact;
the control module is used for controlling the image to move along the first moving direction according to the preset speed, and controlling the image to move along a second moving direction when the image cannot move continuously along the first moving direction, wherein the second moving direction is the direction from the preset contact point to the first contact point.
4. An apparatus having a storage function, characterized in that the apparatus stores a computer program for electronic data exchange, wherein the computer program, when executed, implements the image display method according to any one of claims 1 or 2.
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