JPS6321174A - Printer - Google Patents

Abstract

PURPOSE:To enable the number of lines in a text area to be calculated and displayed for each line number setting in each region, by providing a means for inputting the size of a printing medium, a means for calculating the number of lines in which data can be printed on the printing medium on the basis of the size, and a means for displaying the number of lines thus calculated. CONSTITUTION:A printer for printing inputted data on a printing medium comprises a size-inputting means 3 for inputting the size of a printing medium 2, a line number calculating means 4 for calculating the number of lines in which data can be printed on the medium 2 on the basis of the size, and a line number displaying means 5 for displaying the number of lines thus calculated by the means 4. The size-inputting means 3 is used to input the size of the printing medium 2. The line number calculating means 4 calculates the number of lines in which data can be printed on the medium 2, based on the size inputted into the size-inputting means 3. The line number displaying means 5 displays the number of lines calculated by the calculating means 4. Accordingly, the operator can appropriately determine the image of a layout on actual printing.

Description

[Detailed Description of the Invention] <Industrial Application Field> The present invention is a printing method that calculates the number of printable lines according to the size of a print medium and displays the number of printable lines on the screen according to the actual print layout. Regarding equipment.

<Prior Art> In general, printing devices equipped with a document editing processing layer, such as electronic typewriters including word processors, use a cathode ray tube as a display device, but in many display devices, the print medium when printing is (Paper) The amount of characters printed on one page cannot be displayed at once.

Although it is possible for such a printing device to print directly when inputting a print, generally it has a built-in storage device, and the input printing data is temporarily stored in the storage device, and then the data is read out to the printing mechanism at any time. A printing operation was in progress.

Therefore, when printing, consider how much printing (number of lines) is possible on one page of paper, the total number of lines corresponding to the vertical dimension of the paper, and the number of lines for the top margin, header, footer, bottom margin, etc. It was configured to input numbers to define the number of lines in the text area of one page, and to perform page break processing based on instructions from the central processing unit.

<Problems to be Solved by the Invention> However, in printing devices with such a conventional configuration, areas such as the top margin, header, text area, footer, and bottom margin provided on the paper are limited to one page of the paper. There was a problem in that it was difficult to understand how the printed images were laid out in the image.

Moreover, there is a problem in that the operator does not know how many lines there will be in the text area on one page of paper until the device separates the pages.

<Objective of the Invention> The object of the invention is to calculate and display the total number of printed lines by inputting the paper size, and to display the top margin and header within one page of the paper.

Printing that displays the top space, text area, bottom space, footer, and bottom margin areas according to the actual print layout, and also calculates and displays the number of lines in the text area for each line number setting for each area. It provides equipment.

Means for Solving the Problems> The present invention has been made to solve the above problems, and as shown in the block diagram of FIG. , size input means (3) for inputting the size of the print medium (2), and line number calculation means (4) for calculating the number of lines on which data can be printed on the print medium (2) based on the size. ) and a line number display means (5) for displaying the number of lines calculated by the line number calculation means (4).

Function> In FIG. 1, the size input means (3) inputs the size of the print medium (2).

The line number calculation means (4) calculates the number of lines that can be used to print data on the print medium (2) based on the size input to the size input means (3).

The line number display means (5) displays the number of lines calculated by the line number calculation means (4).

<Example> Hereinafter, an example of the present invention will be described based on FIGS. 2 and 3.

FIG. 2 is a block diagram showing an embodiment in which the present invention is applied to a printing device such as an electronic typewriter including an English word processor, and includes a keyboard 10, a CPU 13. R
OM14. RAM15. It is composed of a processing and control section including a video RAM 30, a CRT controller 31, etc., a CRT 32 as a display means, and a printing mechanism 33.

The keyboard 10 is arranged with a large number of character keys, symbol keys, various function keys for various processes, etc.
In particular, paper size key 11 as size input means 3
and numeric keys 12, a central processing unit (hereinafter referred to as C
(referred to as PU) 13. The paper size key 11 is pressed when inputting the size of the print medium (hereinafter referred to as paper) 2, and by inputting a number representing the vertical dimension of the paper 2 in inches using the numeric key 12, the size of the paper 2 is input.
The size is set and input. The numeric keys 12 are also used to set the line pitch and input the number of lines.

The ROM (read-only memory) 14 includes a line number memory 14a that stores the number of lines in each print area, and also stores a program for executing each process.
It is connected to the CPU 13 via an address bus and a data bus.

A RAM (read/write memory) 15 has a text memory 16 in which print data input from the keyboard 10 is written, and is incremented or decremented according to the cursor position displayed on the cursor display section, and stores the cursor position. Cursor counter 17 to store. Line pitch buffer 18 to store the line pitch set by the number of print lines per inch (line pitch) setting operation. When the paper size is input, 1 calculated based on the line pitch. A total line count buffer 19 that stores the total number of lines per page, a top margin line count that stores the default value transferred from the line count memory 14a, and updates and stores the top margin line count set by the top margin setting operation. A buffer 20 stores the default value transferred from the line number memory 14a, and updates and stores the number of header lines set by the header setting operation.A header line number buffer 21 stores the default value transferred from the line number memory l4a. At the same time, the top space line number buffer 22 updates and stores the top space line number set by the top space setting operation, the default value transferred from the line number memory 14a is stored, and the bottom space line number set by the bottom space setting operation is stored. A bottom space line number buffer 23 for updating and storing the space line number, a bottom space line number buffer 23 for storing the default value transferred from the line number memory 14a, and a footer line number rose 241 for updating and storing the footer line number from the line number memory 14a. A bottom margin line number buffer 25 that stores the default value to be transferred and also updates and stores the bottom margin line number set by the bottom margin setting operation, and a total line number buffer 1.
A text area line number buffer 26 etc. that updates and stores the text area line number calculated by subtracting each line number data stored in the line number buffers 20, 21, 22, 23, 24, and 25 from the total line number data of 9. It functions as a CPU 13 and is connected to the CPU 13 via an address bus and a data bus. When the power switch of the printing device Wt1 is turned off, the CRT controller 31, which is backed up by a built-in battery, is connected to the CPU 13 and controlled by B, and sends vertical and horizontal synchronizing signals to the CRT 32.
A control signal for cursor movement on the CRT 32, a rask address that specifies the vertical position of a character corresponding to data input from the video RAM 30, and a video R.
Video RAM3 to output data from AM30
In the video RAM 30, the CRT 3
The address corresponding to the cursor position 2 is output from the CRT controller 31 to the CPU 13. Therefore, by reading the data corresponding to this address in the video RAM 30, it is possible to obtain the data of the character specified by the cursor on the CRT 32. Also, the address when rewriting data in the video RAM 30, which functions as a display buffer for temporarily storing data to be displayed on the CRT 32, is CP.
Output from U13. Both the address output from the CPU 13 and the above refresh address are
13, the data is output to the video RAM 30. Therefore, the video RAM 30 receives the refresh address output from the CRT controller 31 and the CPU 1.
3, and the parallel signal indicating the horizontal image pattern of the character is converted into a serial signal by the CRT controller 31 and output to the CRT 32 as an image signal. It has become.

The printing mechanism 33 has a printer head provided on a carriage that moves along a platen guided by a guide bar, is connected to the CPU 13, and performs a printing operation based on data in the text memory 16.

Next, the operation of the printing apparatus configured as described above will be explained.

When data such as a document is input from the keyboard 10, these data are sequentially written to addresses specified in the video RAM 30 by the CPU 13, and
In the process of this operation in which data is also written to the text memory 16, the video RAM 30 is accessed by the refresh address from the CRT controller 31, and the data written in the video RAM 30 is outputted to the CRT 32 via the CRT controller 31. Is displayed. In other words, the CP for rewriting the video RAM 30
Address specification by U13 and read data to CRT3
Refresh address designation by the CRT controller 31 for displaying on the second page is performed alternately. Therefore, the latest data is always displayed on the CRT 32. Further, such an operation is performed not only when data is input from the keyboard 1o, but also when data already written in the text memory 16 is read out and displayed on the CRT 32.

In addition, to correct data that has already been input, display the part to be corrected on the CRT 32, and input data related to the correction from the keyboard 10.
6 and by rewriting the data in the video RAM 30. Therefore, since both the data stored in the text memory 16 and the data displayed on the CRT 32 are corrected to new data, the operator can correct the data while visual confirmation.

When the paper size key 11 is pressed, the default value data for each line number in the line number memory 14a is transferred to the top margin line number buffer 20. Header line number buffer 21.
Top space line number buffer 22. Bottom space line number buffer 23. Footer-line number buffer 24. are respectively written to the bottom margin line number buffer 25 and the CRT
32.

Furthermore, when data of a desired line pitch is input from the keyboard IO, this data is transferred to the line pitch buffer 1.
8 is written. Further, when paper size data is input from the keyboard 10, the data written in the line pitch buffer 18 is read out, the total number of lines is calculated by the arithmetic processing of the CPU 13 according to the program in the ROM 14, and the total line number data is is stored in the total number of rows 7A L9.

Then, the data in the total line number buffer 19 and the data in each of the line number buffers 20, 21, 22, 23, 24.25 are read out, and the number of text area lines is calculated by the arithmetic processing of the CPU 13. data is written to the text area line number buffer 26. And the data of paper size, total number of lines, and number of text area lines is CR
Displayed on T32.

Also, when data for setting the top margin, header, top space, bottom space, footer, and bottom margin is input from the keyboard 10, the data in each line number buffer 20, 21, 22° 23, 24, 25 is input. Each update is stored and displayed on the CRT32.
Furthermore, the total number of rows buffer 1 is set for each row number data setting above.
9 is read out, and the data in the text area line count buffer 26 is updated and stored through arithmetic processing by the CPU 13 and displayed on the CRT 32.

Further, when a key to start printing is entered from the keyboard 10, the printing mechanism 33 starts a printing operation based on the data in the text memory 16, and prints on the paper 2 according to the above-mentioned line number data. When printing is completed and the printing device 1 is turned off, the data in the RAM 15 is backed up and retained by the built-in battery, and when the power is turned on again, printing will be performed using the data from before the IT power was turned off. Continuation takes place.

Next, the operation for setting the number of lines in the paper size setting screen displayed on the CRT 32 will be explained.

In step 110, it is determined whether or not the paper size key 11 has the key power, and if there is no key power, this flow waits until the key power is available. On the other hand, if this key human power is available, the process proceeds to the first step 120, and the CRT3
2(7) A paper size setting screen is displayed on the screen 32a as shown in FIG. 3A.This setting screen includes a print layout display 35, a paper size display 36. ! 2 Consists of line number display 39 and operation message display 38, print layout display 3
5 displays the top margin area at the top according to the print layout when creating the document. Header area display 41. The top space area display 42 is displayed in sections. Furthermore, a text area area display 46. Bottom space area display 43. Footer area display 44. The bottom margin area display 45 is displayed in sections, and each area display section displays a default value for the number of lines. Note that there is a left margin area 47 on the left and right sides of these. A light margin area 48 is set, and - in the figure indicates a cursor.

Next, the process proceeds to step 130, where it is determined whether or not there is key power for the paper size key 11. If there is key force, this flow is ended, and if there is no key force, the process proceeds to step 140, step 140 In step 12, it is determined whether or not there is human power to press the paper size number keys 12. If there is no key power, the process returns to step 130 and waits until there is key power. On the other hand, if there is manual input using the number keys 12, the process proceeds to step 150, and the number keys 12 are pressed manually depending on the paper size and preset line pitch.
The total number of lines per page is calculated, and the paper size and total number of lines are displayed on the paper size display 36 and the total number of lines display 39. Then, the total line number data is stored in the total line number buffer 19.
is memorized to.

Next, the process proceeds to step 160, from the data in the total line number buffer 19 to the top margin line number buffer 20° f - line a buffer 21. Top space line number buffer 22.
Bottom space line number buffer 23, footer line number buffer 24. The number of lines in the text area is calculated by subtracting the data stored in the bottom margin line number buffer 25, and the data is displayed on the text area display 46 (see FIG. 3B). The line number data is stored in the text area line number buffer 26,
The cursor moves to the top margin area display 40.Next, the process proceeds to step 170, where it is determined whether or not there is key power for the peno-size key 11.If there is key power, this flow is terminated and the current screen is Printing is possible using the print layout according to the number of display lines in each area display 40° 4.1.42, 43, 44.45 displayed in 32a and the number of display lines in the text area display 46.

On the other hand, if there is no key manpower in step 170,
Proceeding to the next step 180, it is determined whether there is an input using the numeric key 12 to update the number of top margin lines,
If there is no key manpower, the process returns to step 170. here,
When there is an input using the numeric key 12, the process advances to step 190, where the line number display in the top margin area display 40 is updated, the data in the top margin line number buffer 20 is updated and stored, and further, data is stored from the total line number buffer 19. A new number of text area lines is calculated by subtracting the latest data in each line number buffer 20, 21, 22, 23, 24, 25, and the data is updated and stored in the text area line number buffer 26.

It is displayed in the text area area display 46, and the cursor moves to the header area display 41. Then step 200
, it is determined whether or not there is key power for the paper size key 11, and if there is key power, this flow is ended and each area display 40, 4 currently displayed on the screen 32a is displayed.
Printing is possible using a print layout with display line numbers of 1, 42, 43, 44, 45, and 46.

On the other hand, if there is no key manpower in step 200,
Proceeding to the next step 210, it is determined whether or not there is the key power to update the number of header rows using the numeric keys 12. If there is no key power, the process returns to step 200. Here, if there is a keystroke using the numeric keys 12, the process proceeds to step 220, where the line number display in the header area display 41 is updated, and the data in the header line number buffer 21 is updated and stored. and,
Furthermore, from the data in the total line number buffer 19, each line number buffer 2
A new number of text area lines is calculated by subtracting the latest data of 0, 21, 22, 23, 24.25, and the data is updated and stored in the text area line number buffer 26, and the text area area display 46 , and the cursor moves to the top space area display 42. Next, the process proceeds to step 230, where it is determined whether or not the paper size key 11 has the key force, and if there is the key force, this flow is ended and each area display 40, 41 . Printing is possible using a print layout with the number of display lines of 42, 43, 44, 45, and 46.

On the other hand, if there is no key manpower in step 230,
Proceeding to the next step 240, it is determined whether or not there is the key power to update the number of top space rows using the numeric keys 12. If there is no key power, the process returns to step 230. Here, if there is key power using number key 12, step 250
, the line number display in the top space area display 42 is updated, and the data in the top space line number buffer 22 is updated and stored. Then, the latest data in each line number buffer 20, 21, 22, 23°24.25 is subtracted from the data in the total line number buffer 19 to calculate a new number of text area lines, and the data is number buffer 26
is updated and stored, and the text area area display 4
6.The force is displayed in the bottom space area display 4.
Move to 3. Next, the process proceeds to step 260, where it is determined whether or not there is a paper size key input, and if there is a key input, this flow is ended and each area display 40, 41, 42 currently displayed on the screen 32a is displayed. .43,44,
Printing is possible using a print layout with a display line count of 45.46.

On the other hand, if there is no key manpower in step 260,
Proceeding to the next step 270, it is determined whether or not there is the key power to update the number of rows in the bottom space using the numeric keys 12. If there is no key power, the process returns to step 260. Here, if there is key power using number key 12, step 28
0, the line number display in the bottom space area display 43 is updated, and the data in the bottom space line number buffer 23 is updated and stored. Then, from the data of the total line number buffer 19, each line number buffer 20, 21, 22, 23, 24, 25
The new number of text area lines is calculated by subtracting the latest data of , and the data is stored in text area line count buffer 2.
6 and is displayed in the text area display 46, and the cursor moves to the footer area display 44.

Next, proceed to step 290 and press paper size key 1.
It is determined whether or not there is key power of 1, and if there is key power, this flow is ended and each area display 40, 41, 42, 43, 44, 45, .
Printing is possible using a print layout with a display line count of 46.

On the other hand, if there is no power in step 290,
Proceeding to the next step 300, it is determined whether or not there is the key power to update the number of footer rows using the numeric keys 12. If there is no key power, the process returns to step 290. At this point, if there is a keystroke using the numeric keys 12, the process advances to step 310, where the line number display of the footer area display 44 is updated, and the footer area display 44 is updated.
The data in the row count buffer 24 is updated and stored. Then, from the data in the total line number buffer 19, each line number buffer 20
, 21, 22, 23, and 24.25 to calculate a new number of text area lines, and the data is updated and stored in the text area line number buffer 26, and the text area area display 46 is displayed, and the cursor moves to the bottom margin area display 45. Next, the process proceeds to step 320, where it is determined whether or not the paper size key 11 has the key force, and if there is the key force, this flow is ended and each area display 40, 41 currently displayed on the screen 32a is displayed. , 42, 43, 44, 45, 46 display line numbers make printing possible.

On the other hand, if there is no key manpower in step 320,
Proceeding to the next step 330, it is determined whether or not there is the key power to update the number of bottom margin lines using the numeric keys 12. If there is no key power, the process returns to step 320. Here, if there is key power using number keys 12, step 34
0, the line number display in the bottom margin area display 45 is updated, and the line number data in the bottom margin line number buffer 25 is updated and stored. Then, from the data in the total line number buffer 19, each line number buffer 20, 21, 22°23.24.
A new number of text area lines is calculated by subtracting the latest data of 25, and the data is updated and stored in the text area line number buffer 26 and displayed on the text area area display 46. When the process of step 340 is completed, the process returns to step 130, and it is determined whether or not the paper size key 11 has the key force, and if there is the key force, the flow is terminated and each area display 4 displayed on the screen 32a is performed.
Printing is possible using a print layout with a display line number of 0, 41, 42, 43, 44, 45, 46.

Furthermore, when paper 2 is updated after printing one page,
If the paper size is the same, printing can be continued with the same data print layout; if the paper size is different, printing can be continued.
Through the processing from step 110, a print layout adapted to the new paper size is set and input.

In addition, the above steps 150, 160, 190, 220.2
The processes 50, 280, 310, and 340 correspond to the line number calculation means 4 and the line number display means 5 of the present invention.

<Effects of the Invention> As explained above, the printing device of the present invention is a printing device that prints input data on a print medium, and includes a size input means for inputting the size of the print medium, and a size input means for inputting the size of the print medium, and a size input means for inputting the size of the print medium. The configuration includes a line number calculation means for calculating the number of printable lines of data and a line number display means for displaying the number of lines calculated by the one line number calculation means, so the top margin printed on one page of paper is , header, top space, text area, bottom space, footer.

Since the number of each line of the bottom margin is displayed and each printing area is displayed according to the printing layout, the operator can accurately grasp the image of the layout that will actually be printed.

Also, the number of lines in the text area is calculated and displayed for each print area setting, so the line number setting for each print area is
This can be done while taking the text area into consideration, and the number of lines in the text area on one page can be recognized before printing.

Furthermore, by inputting the paper size, the total number of lines is calculated and displayed based on the line pitch, so the operator can recognize the number of lines printed per page based on both the paper size and the total number of lines. .

[Brief explanation of the drawing]

FIG. 1 is a block diagram of a printing apparatus of the present invention, FIG. 2 is a block diagram of an embodiment of the present invention, and FIG. 3A. B is a diagram showing a display example of the paper size setting screen. FIG. 4 is a flow chart thereof. 1...Printing device, 2...Print medium, 3...Size input means, 4...Line number calculation means, 5...Line number display means. Patent application Brother Industries, Ltd.

Claims (1)

[Claims] 1. A printing device that prints input data on a print medium, comprising: size input means for inputting the size of the print medium; and data can be printed on the print medium based on the size. A printing device comprising: a line number calculation means for calculating the number of lines; and a line number display means for displaying the number of lines calculated by the line number calculation means.