CN112677659A - Control method of portable intelligent printing device and printing device - Google Patents
Control method of portable intelligent printing device and printing device Download PDFInfo
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- CN112677659A CN112677659A CN202011528001.5A CN202011528001A CN112677659A CN 112677659 A CN112677659 A CN 112677659A CN 202011528001 A CN202011528001 A CN 202011528001A CN 112677659 A CN112677659 A CN 112677659A
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Abstract
The invention provides a control method of a portable intelligent printing device and the printing device, wherein the method comprises the following steps: acquiring printing content and expected display character size in preset paper; acquiring the actual paper width of the printer; determining an actual printing font size according to the expected display font size and the actual paper width in the preset paper; and printing the printing content according to the printing font size. According to the invention, the printing device firstly acquires the content to be printed and the expected display character size in the preset paper, the character display effect desired by the user can be obtained through the expected display character size in the preset paper, the actual printing character size is determined according to the expected display character size and the actual paper width in the preset paper, and the printed content is printed according to the actual printing character size, so that the printed content not only meets the expectation of the user, but also is suitable for the size of characters with the actual paper width, the situation that the characters are too small or too large is further avoided, the printed content is reasonably typesetted through the proper character size, and the viewing comfort of the printed document is improved.
Description
Technical Field
The invention relates to the field of printers, in particular to a control method of a portable intelligent printing device and the portable intelligent printing device.
Background
The portable intelligent printing device is small in size, easy to carry and transfer, and capable of meeting the requirement of a user for printing anytime and anywhere.
Because the portable intelligent printing device is smaller in size, the size of the corresponding printing paper is smaller. The same size (or font size) is printed on different sizes of paper, which results in a visual effect of the proper size on the large size paper on the small size paper being too large and a visual effect of the proper size on the small size paper being too small. If the font size more suitable for the small-size printing paper is selected on the large-size printing paper, the font size on the large-size printing paper is small and dense, so that a user cannot clearly see the content, and if the font size more suitable for the large-size printing paper is selected on the small-size printing paper, the font size on the small-size printing paper is large and distant, so that more paper needs to be consumed. Therefore, how to select the appropriate font size for the corresponding paper becomes a problem to be solved urgently for the portable intelligent printing device or the micro printer.
The present invention has been made in view of this situation.
Disclosure of Invention
In order to solve the above technical problems, an object of the present invention is to provide a control method for a portable intelligent printing apparatus and a portable intelligent printing apparatus, which determine an actual print font size by presetting an expected display font size in a paper and an actual paper width, so as to print out a text size that meets the user expectation and is suitable for the actual paper width, thereby avoiding a situation that the text is too small or too large, and more reasonably typesetting the print content by using an appropriate font size, thereby improving the viewing comfort of the printed document.
In order to solve the technical problems, the invention adopts the technical scheme that:
the invention provides a control method of a portable intelligent printing device, which comprises the following steps:
acquiring printing content and expected display character size in preset paper;
acquiring the actual paper width of the printer;
determining an actual printing font size according to the expected display font size in the preset paper and the actual paper width;
and printing the printing content according to the printing font size.
In the above technical solution, the determining an actual print size according to the expected display size in the preset paper and the actual paper width specifically includes:
determining a font size adjustment coefficient according to the ratio of the width of the preset paper to the actual paper width;
and determining the actual printing font size according to the font size adjusting coefficient and the expected display font size.
In the above technical solution, the determining a font size adjustment coefficient according to the ratio of the width of the preset paper to the actual paper width specifically includes:
acquiring a vision adjustment parameter;
and calculating the product of the ratio of the width of the preset paper to the actual paper width and the visual adjustment parameter, and determining the calculated result as the font size adjustment coefficient.
In any of the above technical solutions, the acquiring the print content and the expected display font size in the preset paper specifically includes:
receiving a printing request, wherein the printing request comprises the printing content and a desired display font size in a preset paper; or
Receiving the generated printing content;
generating and displaying printing setting options, wherein the printing setting options comprise a paper option and a desired display font size option;
and generating a printing request according to the selection result of the printing setting option and the printing content.
In the above technical solution, the acquiring of the print content at least includes:
generating the printing content according to the acquired image; or
Generating the printing content according to data in a database; or
And generating the printing content according to the input content.
In any of the above technical solutions, after the acquiring the print content and the desired display font size in the preset paper, the method further includes:
judging whether the width of the preset paper is the same as the actual paper width;
and if the actual printing character size is different from the expected display character size in the preset paper, determining the actual printing character size according to the expected display character size in the preset paper and the actual paper width.
In any of the above technical solutions, before the printing the print content according to the print font size, the method further includes:
receiving a print preview request;
typesetting the printed content according to the printed font size and the actual paper width;
displaying the typeset printing content;
receiving a printing confirmation instruction;
and printing according to the typeset printing content.
In the above technical solution, before receiving the confirmation print instruction, the method further includes:
receiving a word size adjusting instruction;
increasing or decreasing the font size according to the font size adjusting instruction, and updating the readjusted font size into a new printing font size;
rearranging the printed content according to the new printed font size and the actual paper width;
and displaying the rearranged printing content.
The present invention also provides a portable intelligent printing apparatus, comprising:
a printing module;
and the controller is connected with the printing module and is used for executing the control method.
In the above technical solution, the portable intelligent printing device further includes an image acquisition module, a display module and an input module, the image acquisition module, the display module and the input module are respectively connected to the controller, wherein the image acquisition module is adapted to acquire an image, the display module is adapted to display the image, and the input module is adapted to input information.
The control method of the portable intelligent printing device comprises the steps that the printing device firstly obtains contents to be printed and expected display character sizes in preset paper, wherein the expected display character sizes in the preset paper are the character sizes which are set by a user and displayed on the paper with a certain size, and the expected display character sizes can be set by the user during each printing or can be default parameters which are preset by the user. The character display effect that the user wanted can be known to the expectation demonstration word size through predetermineeing in the paper, acquire the actual paper width of the paper of printing device current assembly again, according to predetermineeing expectation demonstration word size and the actual paper width in the paper and confirm actually printing the word size, and print the content according to actually printing the word size, thereby print out and both accorded with the user expectation, be adapted to the characters size of actual paper width again, and then avoided the too little or too big situation of characters, more rationally typeset the content of printing through suitable word size, promote the comfort level of watching of printing the document.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without limiting the invention to the right. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
FIG. 1 is a schematic block flow diagram of a method of controlling a portable intelligent printing device in accordance with an embodiment of the present invention;
FIG. 2 is a block diagram illustrating a flow chart of a method for controlling a portable intelligent printing device in accordance with an embodiment of the present invention;
FIG. 3 is a block diagram illustrating a flow chart of a method for controlling a portable intelligent printing device in accordance with an embodiment of the present invention;
FIG. 4 is a block diagram illustrating a flow chart of a method for controlling a portable intelligent printing device in accordance with an embodiment of the present invention;
FIG. 5 is a block diagram illustrating a flow chart of a method for controlling a portable intelligent printing device in accordance with an embodiment of the present invention;
FIG. 6 is a block diagram illustrating a flow chart of a method for controlling a portable intelligent printing device in accordance with an embodiment of the present invention;
FIG. 7 is a schematic perspective view of a portable intelligent printing device according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a rear view of a portable intelligent printing device in accordance with an embodiment of the present invention;
FIG. 9 is a schematic diagram of a side view configuration of a portable intelligent printing device in accordance with an embodiment of the present invention;
FIG. 10 is a schematic perspective view of an upper body according to an embodiment of the present invention;
FIG. 11 is a schematic perspective view of a lower body according to an embodiment of the present invention;
FIG. 12 is a block diagram of the structure of a portable intelligent printing device in one embodiment of the invention;
FIG. 13 is a flow chart of a portable intelligent printing device performing a printing operation in one embodiment of the present invention;
FIG. 14 is a flow chart of a portable intelligent printing device modifying a default driver in one embodiment of the present invention.
In the figure: 1. mounting the machine body; 2. a thermal printing component; 3. an image acquisition module; 4. a touch display module; 5. a lower groove; 6. a lower machine body; 7. a horn; 8. a microphone; 9. and (4) an upper groove.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail with reference to examples.
The invention provides a control method of a portable intelligent printing device, wherein the portable intelligent printing device is small in size, easy to carry and transfer, and capable of meeting the requirement of printing at any time and any place of a user. In one embodiment, the portable intelligent printing device is a palm printer applied to students and other groups to print notes and wrong questions.
Of course, the control method of the present invention is not limited to be applied to a portable intelligent printing apparatus, and may be applied to a printing apparatus formed of another structure.
As shown in fig. 1, the control method of the portable intelligent printing apparatus of the present invention includes the steps of:
s101: acquiring printing content and expected display character size in preset paper;
s102: acquiring the actual paper width of the printer;
s103: determining an actual printing font size according to an expected display font size and an actual paper width in preset paper;
s104: and printing the printing content according to the printing font size.
In the invention, a printing device firstly acquires content to be printed and a desired display font size in a preset paper, wherein the desired display font size in the preset paper is the font size displayed on a certain size of paper set by a user, and the font size can be set by the user at each printing or can be a default parameter preset by the user. The character display effect that the user wanted can be known to the expectation demonstration word size through predetermineeing in the paper, acquire the actual paper width of the paper of printing device current assembly again, according to predetermineeing expectation demonstration word size and the actual paper width in the paper and confirm actually printing the word size, and print the content according to actually printing the word size, thereby print out and both accorded with the user expectation, be adapted to the characters size of actual paper width again, and then avoided the too little or too big situation of characters, more rationally typeset the content of printing through suitable word size, promote the comfort level of watching of printing the document.
In some embodiments, as shown in fig. 2, step S103: the method includes the following steps that the actual printing character size is determined according to the expected display character size and the actual paper width in the preset paper, and specifically includes the following steps:
s201: determining a font size adjustment coefficient according to the ratio of the preset width of the paper to the actual width of the paper;
s202: and determining the actual printing font size according to the font size adjusting coefficient and the expected display font size.
In the embodiment, the font size adjustment coefficient is determined according to the ratio of the width of the preset paper to the actual paper width, so that the font size is more reasonably scaled, the visual effect of the finally printed characters is more in line with the expectation of a user, and the use experience is better.
In some embodiments, as shown in fig. 3, determining the font size adjustment coefficient according to the ratio of the preset width of the paper to the actual width of the paper specifically includes:
s301: acquiring a vision adjustment parameter;
s302: and calculating the product of the ratio of the width of the preset paper to the actual paper width and the visual adjustment parameter, and determining the calculated result as a character size adjustment coefficient.
In this embodiment, further multiply the vision adjustment parameter on the basis of the ratio of the broad width of presetting paper and actual paper width to confirm the result of calculation as the font size adjustment coefficient, further adjust on the proportion between the broad width of presetting paper and actual paper width like this, avoid font size equal proportion to enlarge or reduce and lead to font size book scale excess, further adjust the size of font size through the vision adjustment parameter, make the actual font size that finally obtains more accord with user's expectation, improve the use experience of product.
It should be noted that the visual adjustment parameter may be any value preset by the user according to the habit of the user, or may be any value set by the manufacturer according to the previous test. For example, the value of the visual adjustment parameter is 0.5-2.
In some embodiments, acquiring the print content and the desired display font size in the preset paper specifically includes: a print request is received, the print request including print content and a desired display font size within a preset sheet.
Detailed description of the preferred embodiment
The printing device at least comprises a printing module and a controller, wherein the printing device is suitable for establishing communication connection with a terminal, and a user selects printing contents and sets expected display character sizes in preset paper through the terminal.
In more detail, the terminal performs the following steps:
establishing communication connection with a portable intelligent printing device; specifically, the terminal is in communication connection with the portable intelligent printing device through wires or wirelessly (such as Bluetooth).
Receiving the selected printing content and receiving the set expected display character size in the preset paper;
specifically, the print content may be a file such as WORD, PDF, TXT, or an image with characters, and is not limited in this respect. When the print content may be a word, PDF, TXT, etc. file, it may be edited by the user on a paper size (e.g., a4 paper) that is more familiar to the user, so that the desired display font size in the set preset paper may be obtained by directly acquiring the paper size and font size in the edited file through the terminal. Of course, the desired display font size in the preset paper set may also be set by the user separately on the print setting interface of the terminal. For example, when the print content may be an image with text, it is more convenient and reasonable to set by the user alone.
And sending the received printing content and the expected display word size in the preset paper to the portable intelligent printing device.
The printing apparatus performs the steps of:
the method includes establishing a communication connection with a terminal, and receiving a print request from the terminal, the print request including print content and a desired display font size within a preset sheet. The following steps refer to the above embodiments, and are not described herein again.
Detailed description of the invention
The difference between this embodiment and the first embodiment is that the printing apparatus further includes a display module and an input module, and more specifically, the printing apparatus further includes a display screen and an input button, or the printing apparatus includes a touch display screen.
Since the printing apparatus of this embodiment has the input function, the function of setting the desired display font size in the preset paper can be transferred to the printing apparatus, and the terminal only needs to send the print content selected by the user.
The invention further provides a terminal, which comprises a processor and a memory, wherein the memory is connected with the processor, and an executable program is stored in the processor and can be executed by the processor, so that the steps of the first embodiment and the second embodiment are realized.
Alternatively, as shown in fig. 4, in another embodiment, acquiring the print content and the desired display font size in the preset paper specifically includes:
s401: receiving the generated printing content;
s402: generating and displaying printing setting options, wherein the printing setting options comprise a paper option and a desired display font size option;
s403: a print request is generated based on the selection result of the print setting option and the print content.
The present embodiment is different from the above-described embodiments in that the printing apparatus itself has a function of generating print contents without depending on a terminal.
Further, the printing apparatus can generate print contents in the following manner.
In some embodiments, the print content is generated from an image acquired by an image acquisition module. In detail, the portable intelligent printing device of the embodiment further has an image acquisition module, and the user directly shoots an image to be printed through the printing device and extracts characters in the image to generate the print content. On the one hand, the using function of the printing device is enriched, on the other hand, the printing device can get rid of the terminal and independently realize printing, and the printing device is high in practicability and low in entertainment, so that the product is more suitable for groups such as students.
In other embodiments, the print content is generated from data within a database. In detail, the user selects the printing content by directly searching the content in the database, wherein the database may be stored in the server or in the printing device itself, when the database is stored in the server, the printing device may establish a communication connection with the server, and the user selects the content to be printed by accessing the server. On the one hand, the using function of the printing device is enriched, on the other hand, the printing device can get rid of the terminal and independently realize printing, and the printing device is high in practicability and low in entertainment, so that the product is more suitable for groups such as students.
In other embodiments, print content is generated based on the input content. In detail, the printing apparatus also has an input module. For example, the printing apparatus further has a touch screen, and a user can input contents to be printed on the printing apparatus and directly perform a print job by using the printing apparatus. Thereby further richen printing device's service function, on the other hand makes printing device can break away from the terminal and independently realize printing, and printing device's practicality is high, recreational low for the product is more applicable to crowds such as student.
In some embodiments, after acquiring the print content and the desired display font size within the preset paper, the method further includes:
judging whether the width of the preset paper is the same as the actual paper width;
if the printing content is different from the expected display character size, the actual paper width and the actual display character size are determined according to the printing content.
In this embodiment, after acquiring the print content and the expected display font size in the preset paper, it is first determined whether the width of the preset paper is the same as the actual paper width, and if so, the process of adjusting the font size may be omitted, and the printing may be performed directly, so that the number of operations is reduced, and if not, the above-mentioned step of adjusting the font size is required.
In some embodiments, as shown in fig. 5, before printing the print content according to the print font size, the method further includes:
s501: receiving a print preview request;
s502: typesetting the printed contents according to the printed font size and the actual paper width;
s503: displaying the typeset printing content;
s504: receiving a printing confirmation instruction;
s505: and printing according to the typeset printing content.
In this embodiment, printing device has the display module that can show the printing content, and this has broken through the design thinking that current printer can only print content through the terminal preview, receives the restriction of portable intelligent printing device size, and display module's width is more close the width of beating printing paper of assembly than the terminal, and the paper size that shows through display module like this, the font size more can reflect real printing visual effect to can let the user preview before printing and print the effect, product experience is better.
Further, as shown in fig. 6, before receiving the confirmation printing instruction, the method further includes the following steps:
s601: receiving a word size adjusting instruction;
s602: increasing or decreasing the font size according to the font size adjusting instruction, and updating the newly adjusted font size into a new printing font size;
s603: rearranging the printed contents according to the new printed font size and the actual paper width;
s604: and displaying the rearranged printing content.
In this embodiment, before the printing apparatus starts printing, it is determined whether a font size adjustment instruction of the user is received, and if the font size adjustment instruction is received, it indicates that the user is not satisfied with the current print font size, and needs to be adjusted based on the received font size adjustment instruction. And increasing or decreasing the font size according to the font size adjusting instruction, updating the readjusted font size into a new printing font size, and rearranging again according to the new printing font size and the actual paper width. Therefore, the visual effect of the finally printed font and size is more in line with the requirements of users, and the use experience of products is improved.
For example, the printing device has a key for indicating "increase" or "decrease", and each time the user presses once, the number is increased or decreased by one on the basis of the current font size, and the printing device correspondingly adjusts and displays the font size by receiving the font size adjustment instruction of the user until the user adjusts the font size appropriately.
The invention also provides a portable intelligent printing device which comprises a printing module and a controller, wherein the controller is connected with the printing module and is used for executing the control method of any one of the embodiments.
Further, the portable intelligent printing device further comprises an image acquisition module, a display module and an input module, wherein the image acquisition module, the display module and the input module are respectively connected with the controller, the image acquisition module is suitable for acquiring images, the display module is suitable for displaying images, and the input module is suitable for inputting information.
The present invention also provides a computer-readable storage medium storing an executable program, where the executable program can be executed by a processor of a device in which the computer-readable storage medium is located, so as to implement the steps of any of the above embodiments.
One embodiment
As shown in fig. 7, 8 and 9, the portable intelligent printing device includes a body, and a printing module, an image obtaining module 3, a touch display module 4 and a main control module integrated on the body, where the main control module is electrically connected to the printing module, the image obtaining module 3 and the touch display module 4, respectively.
The portable intelligent printing device is a printing device integrating the functions of picture shooting, operation editing, image display and printing, can independently carry out editing and printing after picture shooting, and avoids the problem that the portable intelligent printing device can be used only by being matched with external equipment. Since it may not be connected to other devices, it can be used without a network. The single printing device is small in size, convenient to carry about for a user, and capable of photographing and printing at any time and any place.
The machine body comprises an upper machine body 1 and a lower machine body 6, one side of the upper machine body 1 is rotatably connected with one side of the lower machine body 6, and the other side of the upper machine body is clamped together; the image acquisition module 3 is arranged on the upper machine body 1/the lower machine body 6, and the touch display module 4 is arranged on the lower machine body 6/the upper machine body 1.
The portable intelligent printing device is split into two parts which can be opened or closed, and the two parts are assembled together by clamping, so that the image acquisition module and the touch display module are more convenient to install.
As shown in fig. 10 and 11, the printing module includes a thermal printing component 2 and a printing paper roll, an upper groove 9 is formed on the inner surface of the upper body 1, and a lower groove 5 is formed on the inner surface of the lower body 6; after the upper machine body 1 and the lower machine body 6 are buckled, the upper groove 9 and the lower groove 5 jointly form an accommodating groove for accommodating a printing paper roll, and the thermal printing part 2 is arranged on the upper machine body 1;
the holding tank comprises upper groove and low groove jointly, and furthest has enlarged the space that holds the printing stock form, can hold more printing stock forms in making printing device. The user installation once prints the stock form and can use longer time, and the user uses more conveniently, has reduced the number of times that the user dismantled printing device simultaneously, has increased the life who prints the setting.
The thermal printing component is a thermal printing head, the machine body is also provided with a roller, the thermal printing head prints images on printing paper, and the roller drives the printing paper to move on the thermal printing head, so that the printing is carried out, and the printing paper is output from the paper outlet of the machine body. The edge of the paper outlet of the machine body is provided with a paper tearing knife.
The inner surfaces of the upper machine body and the lower machine body are also provided with a detection device; the detection device comprises a temperature sensor for overheat detection; and/or a first infrared sensor for decap detection; and/or a second infrared sensor for out-of-paper detection.
And a USB interface for charging is also arranged on the upper machine body or the lower machine body.
The image acquisition module 3 is arranged on the upper machine body 1, and the touch display module 4 is arranged on the lower machine body 6.
The image acquisition module and the touch display module are respectively installed on the upper machine body and the lower machine body, the image acquisition module and the touch display module are not located at the same position, the image acquisition module and the touch display module are installed in a larger space and a larger position, the picture shot by the image acquisition module is clearer, the interface area of the image displayed by the touch display module is increased, a user can conveniently edit and operate the image, and the displayed image is clearer.
The upper machine body is also provided with a key for switching on/off.
The main control module is arranged on the upper machine body 1 or the lower machine body 6, and the printing module, the image acquisition module 3 and the touch display module 4 are respectively and electrically connected with the main control module through electric flat cables.
Each functional module adopts the electricity winding displacement to be connected with host system, and each functional module's line overall arrangement is more reasonable, and the distribution position is clearer, and the space that the line between each functional module and the host system occupied is narrower and smaller, has reduced portable intelligent printing device's volume.
One sides of the upper machine body 1 and the lower machine body 6 are rotatably connected through a rotating hinge;
the upper machine body and the lower machine body are connected together through the hinge, the rotating process of the upper machine body and the lower machine body is smooth, the opening and closing operation of a user is convenient, the installation mode is simple, and the installation space occupied by the hinge is small.
The main control module is arranged on the lower machine body 6, and the rotating hinge is provided with a wiring channel for electric wiring passing of the image acquisition module 3 and the thermal printing component 2.
Go up through hinged joint between organism and the lower organism, on the organism of active module and each functional module installation difference, set up on rotating the hinge and walk the line passageway, electric winding displacement installs in walking the line passageway, walks the electric winding displacement at line passageway both ends and connects respectively on main control module and each functional module, and it is more convenient to make each module connection that is located on different organisms through walking the line passageway.
The rotating hinge comprises an upper hinge seat connected with the upper machine body 1 and a lower hinge seat connected with the lower machine body 6, and the upper hinge seat and the lower hinge seat can be relatively and rotatably connected through a rotating shaft;
the upper hinge seat is provided with an upper wiring channel, the lower hinge seat is provided with a lower wiring channel, and the electric wires of the image acquisition module 3 and the thermal printing component 2 penetrate through the wiring channels and the lower wiring channels to be electrically connected with the main control module.
The upper machine body is provided with an upper wiring channel, the lower machine body is provided with a lower wiring channel, and the connecting wires of the functional modules on the upper machine body sequentially pass through the upper wiring channel and the lower wiring channel to reach the lower machine body and then are connected to the functional modules on the lower machine body.
The touch display module 4 is a touch display screen, an installation frame is arranged on the outer surface of the lower machine body 6, and the touch display screen is embedded in the installation frame;
the image acquisition module 3 comprises a camera, the outer surface of the upper machine body 1 is provided with a mounting opening, and the camera is fixed in the mounting opening.
The touch display screen is installed on the outer surface of the lower machine body and embedded in the installation frame, so that the touch display screen is more firmly installed, the touch display screen is installed on the outer surface, the operation of a user is more convenient, and the touch display screen is more sensitive to receive the operation instruction of the user.
The camera is installed on the surface of last organism, fixes in the installing port, makes the camera installation more firm, installs on the surface camera the place ahead and does not have article to block, makes the photo of shooing clearer, strengthens subsequent printing effect.
The microphone is arranged on the lower machine body 6, and the loudspeaker 7 and the microphone 8 are respectively electrically connected with the main control module;
still install loudspeaker and microphone on the convenient intelligent printing device, increased the function of broadcast with input pronunciation. The user can operate the touch display module, inputs pronunciation on convenient intelligent printing device to the microphone pronunciation, also can use loudspeaker broadcast pronunciation.
Preferably, the speaker 7 and the microphone 8 are respectively disposed at two ends of the touch display screen.
Loudspeaker and microphone are installed on touch display screen's same surface, and the convenience of customers carries out input and broadcast pronunciation when editing operation to touch display screen, avoids touching loudspeaker and microphone because of hand when handing printing device, causes device radio reception and broadcast to receive the influence.
A control method of the portable intelligent printing device;
the main control module receives a camera shooting instruction through the touch display module 4, controls the image acquisition module 3 to shoot and stores the shot image to the local computer;
the main control module displays the shot picture through the touch display module 4, and receives the image analysis processing and printing instruction through the touch display module 4, so as to control the printing module to print.
The portable intelligent printing device is provided with a touch display module and an image acquisition module. The user can operate on the touch display module, the image acquisition module is used for shooting the photos to be printed, the touch display module is used for further editing the photos, and the printing module only prints out the parts required by the user.
The portable intelligent printing device also comprises a communication module which can be in communication connection with the intelligent terminal;
after the communication module is in communication connection with the intelligent terminal, the main control module can receive a photographing instruction of the intelligent terminal, control the image acquisition module 3 to photograph and send the photographed image to the intelligent terminal, and the intelligent terminal analyzes and processes the image;
the main control module receives a printing instruction sent by the intelligent terminal to control the printing module to print.
The printing device is provided with a communication module, and can be connected with an intelligent terminal besides being operated and controlled on the printer. The user can operate on the intelligent terminal, control the printing device to shoot the photo, edit and cut the photo on the intelligent terminal, the intelligent terminal further analyzes and processes the photo, and then transmits the modified photo back to the printing device for printing through the communication module.
The communication module comprises a Bluetooth antenna and/or a WIFI antenna.
The portable intelligent printing device of the embodiment further comprises an operating system, wherein a printing control program is written in the operating system, and the printing module is used for executing printing operation. The printing control program is provided with an SDK for driving the printing module to execute printing operation and a standard interface for interfacing with an operating system.
And at least one application program is installed in the operating system, and the application program is used for receiving a printing instruction triggered by a user and calling the SDK through a standard interface of the printing control program so as to drive a printing module to execute printing operation.
According to the portable intelligent printing device, the printing control program with the SDK is written in the operating system and the standard interface is provided, the application program installed in the operating system does not need to be embedded into the SDK, the printing module can be directly driven to realize the printing function by butting the standard interface, and the compatibility of the portable intelligent printing device to different application programs is improved.
In a further aspect of this embodiment, the portable intelligent printing apparatus further includes:
the system printing driving unit is used for providing a system printing service program as a default driving program for driving the printing module;
and the switching unit is used for modifying the default driving program for driving the printing module into a printing control program from a system printing service program.
Further, the portable intelligent printing device further comprises:
the user-defined printing service adding unit is used for sending a request for adding the user-defined printing service after the printing control program is started;
and the switching unit is used for disconnecting the drive port of the printing module from the output port of the system printing service program and connecting the drive port of the printing module to the output port of the printing control program after receiving the request of adding the custom printing service.
In the above-mentioned solution, the portable intelligent printing apparatus includes a system print driving unit for providing a system print service program, and when the SDK matching with the print module has been embedded in the application installed in the operating system, the printing function can be realized by calling the system print service program.
In this embodiment, the printing control program with the SDK is written in the operating system, and the default driving program for driving the printing module is modified to the printing control program by the setting switching unit, so that the application program in which the SDK is not embedded can drive the printing module to implement the printing function through the printing control program. When the operating system of the portable intelligent printer of this embodiment is written, an operating system in the prior art, such as an Android system, may be used, and only the rewritten printing control program is added, and meanwhile, the switching unit is added to implement the substitute operation of the printing control program for the system printing service, so that the purpose of no longer embedding the SDK in the application program can be achieved. And a brand-new operating system does not need to be opened again, and the method is easy to realize.
In a further aspect of this embodiment, the portable intelligent printing apparatus further includes:
the feedback information sending unit is used for sending feedback information according to the running state of the printing module;
and the display module is used for displaying the printing state of the printing content.
Specifically, the feedback information sending unit sends feedback information to an application program which issues a corresponding printing instruction, and the application program marks the printing state of the printing content according to the feedback information and displays the printing state through a display module.
In the above scheme, the portable intelligent printing device can acquire the running state of the printing module and display the printing state of the printing content to the user, so that the user can know the printing work progress in real time and use the printing work progress conveniently.
The embodiment also provides a control method of the portable intelligent printing device. After an application program installed in an operating system of the portable intelligent printing device receives a printing instruction triggered by a user, the SDK is called through a standard interface of the printing control program in a butt joint mode so as to drive a printing module to execute printing operation.
As shown in fig. 13, the specific process of the application driving the print module to perform the print operation includes:
the application program receives the setting information of a user and determines the printing content and the printing information;
after receiving a printing instruction triggered by a user, the application program is in butt joint with a standard interface of a printing control program to call the SDK and issues the printing instruction comprising the printing content and the printing information;
and the printing control program receives the printing instruction and drives the printing module to execute the printing operation of printing the print content according to the printing information.
In this embodiment, the print information includes a print content range, a scaling of print content, a number of prints, and the like. Further, the scaling of the print content is to preset a desired print font size of the paper.
In the scheme, the application program does not need to be embedded with the SDK matched with the printing module, and can be directly butted with the standard interface provided by the printing control program so as to call the SDK carried by the printing control program and further drive the printing module to realize the printing function. The printing control program is written into the operating system, so that application programs developed by different manufacturers can be installed in the operating system of the portable intelligent printing device of the embodiment and can be printed by using the printing module, the printing control program provides a standard interface in butt joint with the operating system, the application programs installed in the operating system can be directly in butt joint with the standard interface, and improvement on the printing control program is not needed. Therefore, the scheme of the embodiment improves the compatibility of the portable intelligent printing device to different application programs, and the application programs developed by a third party can be installed and used, so that the printing function can be realized.
On the other hand, the SDK is only integrated in the printing control program and is not embedded in the application program, when the SDK is updated, the printing control program only needs to be updated correspondingly, all the application programs using the printing function are not required to be updated synchronously, and the management of a plurality of application programs by an operating system is more convenient.
In a further aspect of this embodiment, the print control program further sends feedback information to the application program according to the operating status of the print module.
Preferably, the application program displays the printing state of the printing content through a display module of the portable intelligent printing device according to the feedback information.
In the above scheme, the printing control program can also acquire the running state of the printing module, and then send the feedback information, and the application program learns the printing state of the printing content according to the feedback information and displays the printing state through the display module, so that a user can conveniently know the printing state of the printing content in time.
Specifically, the feedback information includes "print module occupied", "print module running", "print module failure", "print module completion running", and the like. And if the current feedback information is 'the printing module is occupied', the application program marks the printing content as 'waiting for printing' and displays the printing content through the display module. And if the current feedback information is 'printing module running', the application marks the printing content as 'printing' and displays the printing content through the display module. And if the current feedback information is ' printing module failure ', the application marks the printing content as ' printing failure ' and displays the printing failure ' through the display module. And if the current feedback information is that the printing module finishes running, the application program marks the printing content as printing completion and displays the printing completion through the display module.
In a further aspect of this embodiment, the print control program drives the print module to perform a plurality of print operations in a predetermined order when receiving a plurality of print instructions.
Preferably, the printing instruction further includes a printing priority level, and the printing control program drives the printing modules to execute the corresponding printing operations in the order of the printing priority level from high to low.
Preferably, for different print instructions with the same print priority level, the print control program drives the print modules to execute corresponding print operations in the order in which the print instructions are triggered.
In the scheme, the printing control program drives the printing module to execute a plurality of printing operations according to the preset sequence, so that the printing instructions are prevented from colliding to influence the working process of the printing module.
The printing control program controls the printing module to execute the printing operation sequence according to the printing priority level, and the printing priority level can be set by a user in advance, for example, the priority level is set in advance for a plurality of application programs, and the higher the priority level of the application program is, the higher the printing priority level of the issued printing instruction is.
The user may also set the print priority level when triggering a print instruction. For example, the printing control program has received a plurality of printing instructions, and the printing module is executing a printing operation corresponding to one printing instruction, at which time, the user triggers another printing instruction and sets the printing priority level to be highest. After the printing module finishes the currently executed printing operation, the printing control program drives the printing module to firstly execute the printing operation corresponding to the newly started printing instruction, and then continuously execute the printing operation corresponding to the previously received printing instruction.
In a further scheme of this embodiment, a system printing service program is preset in the operating system as a default driver for driving the printing module, and the default driver is modified from the system printing service program to a printing control program after the operating system is started;
preferably, the operating system is an Android system, and the standard interface is an Android system standard API.
In the prior art, most of the intelligent terminals adopt an Android system as an operating system, and the Android system is selected as the operating system of the portable intelligent printing device in the embodiment, so that most of application programs on the market can be compatible. The existing Android system is internally preset with a system printing service program to provide a printing function, but the system printing service program is not provided with an SDK (software development kit), and the printing module can be driven only by embedding the SDK into an application program.
In this embodiment, the printing control program is written into the operating system, and the printing control program can drive the printing module instead of a system printing service program preset in the operating system, thereby realizing the compatibility of the portable intelligent printing device with an application program developed by a third party. In the scheme, the newly written printing control program is directly added into the existing operating system without rewriting the whole operating system and deleting the program in the existing operating system, so that the method is easy to realize.
As shown in fig. 14, the specific process of the operating system modifying the default driver includes:
after the operating system is started, the printing control program is automatically started, and a request for adding the custom printing service is sent to the operating system;
and the operating system receives the request for adding the custom printing service, disconnects the drive port of the printing module from the output port of the system printing service program and connects the drive port of the printing module to the output port of the printing control program.
In the scheme, the printing control program is automatically started after the operating system is started, and the automatic modification of the default driving program is realized by sending the request for adding the custom printing service, so that the user operation is not needed, the method is more intelligent, and the use by the user is facilitated.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. A control method of a portable intelligent printing device is characterized by comprising the following steps:
acquiring printing content and expected display character size in preset paper;
acquiring the actual paper width of the printer;
determining an actual printing font size according to the expected display font size in the preset paper and the actual paper width;
and printing the printing content according to the printing font size.
2. The method for controlling a portable intelligent printing device according to claim 1, wherein the determining an actual print font size according to the expected display font size in the preset paper and the actual paper width specifically comprises:
determining a font size adjustment coefficient according to the ratio of the width of the preset paper to the actual paper width;
and determining the actual printing font size according to the font size adjusting coefficient and the expected display font size.
3. The method for controlling a portable intelligent printing apparatus according to claim 2, wherein the determining a font size adjustment factor according to the ratio of the width of the preset paper to the actual paper width specifically includes:
acquiring a vision adjustment parameter;
and calculating the product of the ratio of the width of the preset paper to the actual paper width and the visual adjustment parameter, and determining the calculated result as the font size adjustment coefficient.
4. The control method of the portable intelligent printing device according to any one of claims 1 to 3, wherein the acquiring of the print content and the desired display font size in the preset paper specifically comprises:
receiving a printing request, wherein the printing request comprises the printing content and a desired display font size in a preset paper; or
Receiving the generated printing content;
generating and displaying printing setting options, wherein the printing setting options comprise a paper option and a desired display font size option;
and generating a printing request according to the selection result of the printing setting option and the printing content.
5. The method for controlling a portable intelligent printing device according to any one of claims 1 to 3, wherein the obtaining of the printing content at least comprises:
generating the printing content according to the acquired image; or
Generating the printing content according to data in a database; or
And generating the printing content according to the input content.
6. The control method of a portable intelligent printing device according to any one of claims 1 to 3, further comprising, after the acquiring the print content and the desired display font size within the preset paper:
judging whether the width of the preset paper is the same as the actual paper width;
and if the actual printing character size is different from the expected display character size in the preset paper, determining the actual printing character size according to the expected display character size in the preset paper and the actual paper width.
7. The control method of a portable intelligent printing apparatus according to any one of claims 1 to 3, further comprising, before the printing the print content according to the print font size:
receiving a print preview request;
typesetting the printed content according to the printed font size and the actual paper width;
displaying the typeset printing content;
receiving a printing confirmation instruction;
and printing according to the typeset printing content.
8. The method of controlling a portable intelligent printing device according to claim 7, before receiving the confirmation printing instruction, further comprising:
receiving a word size adjusting instruction;
increasing or decreasing the font size according to the font size adjusting instruction, and updating the readjusted font size into a new printing font size;
rearranging the printed content according to the new printed font size and the actual paper width;
and displaying the rearranged printing content.
9. A portable intelligent printing device, comprising:
a printing module;
a controller connected to the printing module, the controller being configured to perform the control method of any one of claims 1 to 8.
10. The portable intelligent printing device of claim 9,
the portable intelligent printing device further comprises an image acquisition module, a display module and an input module, wherein the image acquisition module, the display module and the input module are respectively connected with the controller, the image acquisition module is suitable for acquiring images, the display module is suitable for displaying images, and the input module is suitable for inputting information.
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