JPH07102726B2 - Printer - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION <Industrial field of application> The present invention calculates the number of printable lines according to the size of a print medium and displays the number of print lines on a screen according to an actual print layout. The present invention relates to a printing device.

<Prior Art> Generally, in a printing apparatus having a document editing processing function such as an electronic typewriter including a word processor, a cathode ray tube or the like is used as a display device, but in many display devices, printing when printing is performed. The amount of characters printed on one page of a medium (paper) cannot be displayed at one time.

Such a printing device can directly print at the time of printing input, but in general, a storage device is built in, the input print data is temporarily stored in the storage device, and the data is read out to the printing mechanism at any time. The printing operation was being performed.

Therefore, in the printing operation, how much printing (number of lines) can be printed on one page of paper is determined by the total number of lines corresponding to the vertical dimension of the paper, top margin, header, footer, bottom margin, etc. The number of lines is input numerically to define the number of lines in one page of the text area, and page break processing is performed based on a command from the central processing unit.

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

Moreover, there is a problem that the operator does not know how many lines the text area has for one page of paper until the device divides the pages.

<Object of the Invention> The object of the present invention is to calculate and display the total number of print lines by inputting the size of paper, and to display the top margin, header, top space, text area, bottom space in one page of paper. Provided is a printing device capable of displaying areas of a footer and a bottom margin in accordance with an actual printing layout, and calculating and displaying the number of lines of a text area for each line number setting of each area.

<Means for Solving Problems> The present invention has been made to solve the above problems, and prints input data on a print medium (2) as shown in the configuration diagram of FIG. In the printing device (1)
Input means (3) capable of inputting the size of the print medium (2) and at least one line number of a top margin, a header, a top space, a bottom space, a footer and a bottom margin, and the input means (3) Total line number calculation means (4) for calculating the total number of lines on which data can be printed on the print medium (2) based on the size of the print medium (2) input by the means (3); A total line number storage unit (6) for storing the total number of lines calculated by the line number calculation unit (4) and at least one line number of a top margin, a header, a top space, a bottom space, a footer, and a bottom margin. A storable row number storage means (7), at least one row number stored in the row number storage means (7), and a total row number stored in the total row number storage means (6). To A text area row number calculation means for calculating the number of text area rows Zui (8), the number of text area lines calculated in the text area number of rows calculating means (8), the top margins, headers, top space,
A printing device (1) comprising: a line number display means (5) for displaying at least one line number of a bottom space, a footer, and a bottom margin.

<Operation> In FIG. 1, the input means (3) inputs the size of the print medium (2) and the number of lines in at least one of the top margin, header, top space, bottom space, footer and bottom margin. To do.

The total line number calculation means (4) is based on the size of the print medium (2) input by the input means (3) and is based on the print medium (2).
Calculate the total number of lines that can print the data above.

The total row number storage means (6) stores the total row number calculated by the total row number calculation means (4).

The line number storage means (7) stores the number of lines of at least one of the top margin, header, top space, bottom space, footer, and bottom margin.

The text area line number calculation means (8) is based on at least one line number stored in the line number storage means (7) and the total line number stored in the total line number storage means (6). Calculate the number of lines in the text area.

The line number display means (5) displays the number of text area lines calculated by the text area line number calculation means (8) and at least one of the top margin, header, top space, bottom space, footer and bottom margin. Is displayed.

<Embodiment> An embodiment of the present invention will be described below with reference to FIGS.

FIG. 2 is a block diagram showing an embodiment applied to a printing apparatus such as an electronic typewriter including an English word processor according to the present invention. The keyboard 10, the CPU 13, the ROM 14 and the RAM 1 are shown in FIG.
5, a processing unit including a video RAM 30, a CRT controller 31 and the like, a control unit, a CRT 32 as a display unit, and a printing mechanism 33.

The keyboard 10 is arranged with a large number of character keys, symbol keys, various function keys for each process, and in particular, is equipped with a paper size key 11 and a numeric key 12 as size input means 3 for central processing. It is connected to a device (hereinafter referred to as CPU) 13. Paper size key 11 above
Is pressed when the size of the print medium (hereinafter referred to as paper) 2 is input, and the size of the paper 2 is set and input by inputting a number representing the vertical dimension of the paper 2 in inches with the number keys 12. The numeric keys 12 are also used for setting line pitches and inputting 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 stores a program for executing each process, and stores an address bus and a data bus. It is connected to the CPU 13 via.

RAM (readable / writable memory) 15 is the keyboard 10
The text memory 16 into which the print data and the like input from is written, the cursor counter 17 that increments or decrements according to the cursor position displayed in the cursor display section and stores the cursor position, the number of print lines per inch ( Line pitch) A line pitch buffer 18 that stores the line pitch set by the setting operation. When the paper size is input, the total number of lines buffer that stores the total number of lines per page calculated based on the line pitch.
19, the default value transferred from the row number memory 14a is stored, and the top margin row number buffer 20 that updates and stores the top margin row number set by the top margin setting operation, the default value transferred from the row number memory 14a And the default value transferred from the header number buffer 21 and the row number memory 14a that updates and stores the number of header rows set by the header setting operation, and the top space set by the top space setting operation. Top space row number buffer 22 for updating and storing the row number, bottom space row number buffer 23 for updating and storing the bottom space row number set by the bottom space setting operation while storing the default value transferred from the row number memory 14a. , When the default value transferred from the row number memory 14a is stored, In addition, the number of footer rows buffer 24 for updating and storing the number of footer rows, the row number memory 14a
It stores the default value transferred from the device and updates and stores the number of bottom margin lines set by the bottom margin setting operation.The bottom line number buffer 25 and the total line number data from the total line number buffer 19 show the above line number buffer 2
Updates the number of text area lines calculated by subtracting the number of lines data stored in 0, 21, 22, 23, 24, 25 Text area line number buffer stores and stores data via the address bus and data bus It is connected to the CPU13.
The RAM 15 is backed up by a built-in battery when the power switch of the printer 1 is turned off.

CRT controller 31 is connected to CPU13 and controlled by CRT3
2 to output the vertical and horizontal sync signals, the cursor movement control signal on the CRT32, the raster address that specifies the vertical position of the character corresponding to the data input from the video RAM30, and the data of the video RAM30 Outputs a refresh address and the like which sequentially expands the address of the video RAM 30. In the video RAM 30, the address corresponding to the position of the cursor on the CRT 32 is output from the CRT controller 31 to the CPU 13. Therefore, if the data corresponding to this address is read from the video RAM 30, the character data designated by the cursor on the CRT 32 can be obtained.
Further, the address at the time of rewriting the data of the video RAM 30 which serves as a display buffer for temporarily storing the data to be displayed on the CRT 32 is output from the CPU 13. This CPU 13
Both the address output from the CPU and the refresh address are output to the video RAM 30 by the CPU 13. Therefore, the video RAM 30 is accessed by either the refresh address output from the CRT controller 31 or the address output from the CPU 13. Also, the parallel signal indicating the horizontal image pattern of the character is converted into a serial signal by the CRT controller 31,
It is designed to be output to the CRT32 as an image signal.

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

Next, the operation of the printing apparatus thus configured will be described.

When data such as a document is input from the keyboard 10, these data are sequentially written by the CPU 13 to the addresses designated in the video RAM 30 and also in the text memory 16. In the process of this operation, CR
The video RAM 30 is accessed by the refresh address from the T controller 31, and the data written in the video RAM 30 is output to the CRT 32 via the CRT controller 31 and displayed. In other words, addressing by the CPU 13 to rewrite the data in the video RAM 30 and reading the data from the CRT 32
The refresh addressing by the CRT controller 31 for displaying is displayed alternately. For this reason, CRT3
2 always shows the latest data. Further, such an operation is performed not only when data is input from the keyboard 10 but also when data already written in the text memory 16 is read and displayed on the CRT 32.

In addition, when correcting data that has already been input,
This is performed by rewriting the data in the text memory 16 and the video RAM 30 by displaying the data on the CRT 32 and inputting the data regarding the correction from the keyboard 10.
Therefore, the data stored in the text memory 16 CRT32
Since both of the data displayed in and are corrected to new data, the operator can correct the data while visually confirming.

In addition, when the paper size key 11 is pressed, the default value data of each line number in the line number memory 14a is the top margin line number buffer 20, header line number buffer 21, top space line number buffer 22, bottom space line number buffer 22. 23, Footer line number buffer 24, Bottom margin line number buffer 25
It is written respectively to and displayed on CRT32.

Further, when the data of the desired line pitch is input from the keyboard 10, this data is written in the line pitch buffer 18. In addition, the paper size data is displayed on the keyboard 10.
Input from the CPU, the data written in the line pitch buffer 18 is read and the
The total number of rows is calculated by the operation processing of 13, and the total number of rows data is stored in the total number of rows buffer 19. Then, the data of the total line number buffer 19 and the above line number buffers 20, 21, 22, 23, 24, 25
And the data of the number of text area lines are calculated by the arithmetic processing of the CPU 13, and the data of the number of text area lines is written in the text area line number buffer 26. Then, the data of the paper size, the total number of lines, and the number of lines of the text area are displayed on the CRT32.

Also, when the data for setting the top margin, header, top space, bottom space, footer, and bottom margin is input from the keyboard 10, the data of each line number buffer 20, 21, 22, 23, 24, 25 are respectively input. Update and memorize and display on CRT32. Furthermore, the data of the total number of rows buffer 19 is read for each setting of the above-mentioned number of rows data, and the CP
The data of the text area line number buffer 26 is updated and stored by the arithmetic processing of U13 and displayed on the CRT 32.

When a key input for starting printing is input from the keyboard 10, the printing mechanism 33 is based on the data in the text memory 16.
Starts the printing operation, and is printed on the paper 2 according to the above-described line number data. When printing is completed and the power of the printer 1 is turned off, the data in RAM15 is backed up and retained by the built-in battery, and when the power is newly turned on, the data is printed according to the data before the power is turned off. Will be continued.

Next, the line number setting operation in the paper size setting screen displayed on the CRT 32 will be described.

In step 110, it is judged whether or not there is a key input of the paper size key 11, and if there is no key input, this flow waits until there is a key input. On the other hand, if there is this key input, proceed to the next step 120 to display the CRT 32 screen 32a.
A paper size setting screen is displayed as shown in FIG. 3A.
This setting screen consists of a print layout display 35, a paper size display 36, a total line number display 39, and an operation message display 38. The print layout display 35 has a top margin area at the top according to the print layout when creating a document. A display 40, a header area display 41, and a top space area display 42 are sectioned and displayed. In addition, a text area display 46,
Bottom space area display 43 at bottom, footer area display 44,
The bottom margin area display 45 is divided and displayed, and the default value of the number of lines is displayed in each area display portion. A left margin area 47 and a line margin area 48 are set on the left and right of these. Indicates the cursor.

Next, in step 130, it is determined whether or not there is a key input of the paper size key 11, and if there is a key input, this flow ends, and if there is no such key input, the process proceeds to step 140. In step 140, it is judged whether or not there is a key input by the numeric key 12 for the paper size, and if there is no key input, the process returns to step 130 and waits until there is a key input. On the other hand, if there is a key input from the numeric keypad 12, the process proceeds to step 150, the total number of lines per page is calculated by the paper size and the preset line pitch, and the paper size and the total number of lines are displayed. Display in 36 and total line number display 39. Then, the data of the total number of lines is stored in the total number of lines buffer 19. Next, in step 160, the total number of lines buffer 19 is used to determine the top margin line number buffer 20, header line number buffer 21, top space line number buffer 22, bottom space line number buffer 2.
3, the number of lines in the footer line buffer 24, the data in the bottom margin line number buffer 25 are subtracted to calculate the number of lines in the text area, and the data is displayed in the text area display 46 (Fig. 3). (See B). Then, the data of the number of lines in the text area is 26
And the cursor moves to the top margin area display 40. Then go to step 170 and press paper size key 1
It judges whether or not there is a key input of 1, and if there is a key input, this flow ends and each area display 40, 41, 42, 43, 44, 45 currently displayed on the screen 32a is displayed. Printing can be performed by the print layout based on the number of lines and the number of lines displayed in the text area display 46.

On the other hand, if there is no key input in step 170, the process proceeds to the next step 180, it is judged whether or not there is an input by the numeric key 12 for updating the number of top margin lines, and if there is no key input, the process proceeds to step 170. Return. Where the number key 1
If there is an input from 2, the process proceeds to step 190, the line number display of the top margin area display 40 is updated, and the data of the top margin line number buffer 20 is updated and stored. Then, from the data of the total line number buffer 19, each line number buffer 20, 21, 22, 23,
The newest 24,25 data is subtracted to calculate a new number of text area lines, and the data is updated and stored in the text area line number buffer 26, displayed in the text area display 46, and the cursor is displayed in the header. Move to area display 41. Next, in step 200, it is judged whether or not there is a key input of the paper size key 11, and if there is a key input, this flow ends, and each area display 40, 41, 41 currently displayed on the screen 32a is displayed. Printing is possible with the print layout based on the number of display lines 42, 43, 44, 45, 46.

On the other hand, if there is no key input in step 200, the process proceeds to the next step 210 and the number key 1 for updating the header line number is pressed.
It is determined whether or not there is a key input by 2, and if there is no key input, the process returns to step 200. Where the number key 12
If there is a key input from, the process proceeds to step 220, the line number display in the header area display 41 is updated, and the header line number buffer is displayed.
21 data are updated and stored. Then, the new number of lines in each line buffer 20, 21, 22, 23, 24, 25 is subtracted from the total number of lines buffer 19 data to calculate a new number of lines in the text area. The data is updated and stored in the buffer 26 and displayed in the text area display 46, and the cursor moves to the top space display 42. Then proceed to step 230 and press the paper size key 11
If there is a key input, this flow ends, and each area display 40, 41, 42, 43, 44, 45, 46 currently displayed on the screen 32a is displayed. Printing is possible with the print layout based on the number of lines.

On the other hand, if there is no key input in step 230, the process proceeds to the next step 240, and it is judged whether or not there is a key input by the numeric key 12 for updating the number of top space lines. Return to. If there is a key input from the numeric keypad 12, the process proceeds to step 250, the line number display of the top space area display 42 is updated, and the data of the top space line number buffer 22 is updated and stored. Then, from the data of the total number of lines buffer 19
The latest data of 20,21,22,23,24,25 is subtracted to calculate the 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 is displayed. 46, the cursor moves to the bottom space area display 43. Next, in step 260, it is determined whether or not there is a paper size key input. If there is a key input, this flow ends, and the current screen 32
Printing is possible by the printing layout according to the number of display lines of each area display 40, 41, 42, 43, 44, 45, 46 displayed in a.

On the other hand, if there is no key input in step 260, the process proceeds to the next step 270, and it is determined whether or not there is a key input by the number key 12 for updating the number of bottom space lines. Return to. If there is a key input from the numeric keypad 12, the process proceeds to step 280, the line number display of the bottom space area display 43 is updated, and the data of the bottom space line number buffer 23 is updated and stored. And
Furthermore, from the data of the total number of lines buffer 19, the number of lines for each line is 20,2
The latest data of 1,22,23,24,25 is subtracted 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 displayed in the text area display 46. Displayed, the cursor moves to the footer area display 44. Next, in step 260, it is determined whether the paper size key 11 is pressed,
When there is a key input, this flow is ended, and printing is possible with the print layout according to the number of display lines of each area display 40, 41, 42, 43, 44, 45, 46 currently displayed on the screen 32a.

On the other hand, if there is no key input in step 290, the process proceeds to the next step 300, and the numeric key 1 for updating the number of footer lines is used.
It is judged whether or not there is a key input by 2, and if there is no key input, the process returns to step 290. If there is a key input from the numeric keypad 12, the process proceeds to step 310, the line number display of the footer area display 44 is updated, and the footer line number buffer 24
The data of is updated and stored. And the total number of lines
Subtract the latest data of each line number buffer 20, 21, 22, 23, 24, 25 from 19 data to calculate a new text area line number, and the data is updated and stored in the text area line number buffer 26. At the same time, it is displayed in the text area area display 46, and the cursor moves to the bolt margin area display 45. Then proceed to step 320 and press paper size key 1
It judges whether or not there is a key input of 1, and if there is a key input, this flow ends, and each area display 40, 41, 42, 43, 44, 45, 46 of the area currently displayed on the screen 32a is displayed. Printing is possible with the print layout based on the number of display lines.

On the other hand, if there is no key input in step 320, the process proceeds to the next step 330, it is judged whether or not there is a key input by the numeric key 12 for updating the bottom margin line number, and if there is no key input, step 320 Return to. If there is a key input from the numeric keypad 12, the process proceeds to step 340, the line number display of the bottom margin area display 45 is updated, and the line number data of the bottom margin line number buffer 25 is updated and stored. Then, by subtracting the latest data of each line buffer 20, 21, 22, 23, 24, 25 from the total line buffer 19 data, a new text area line number is calculated. It is updated and stored in the number buffer 26 and is displayed in the text area display 46. When the process of step 340 is completed, the process returns to step 130, and it is judged whether or not there is a key input of the paper size key 11, and if there is a key input, this flow is ended and each area display 40 displayed on the screen 32a is displayed. Printing can be performed with a print layout based on the number of display lines of 41, 42, 43, 44, 45, 46.

Furthermore, when printing of one page is finished and paper 2 is updated,
If the paper size is the same, you can continue printing with the print layout using the same data, and if the paper size is different,
The print layout adapted to the new paper size is set and input by the processing from step 110.

The process of steps 150, 160, 190, 220, 250, 280, 310, 340 corresponds to the total line number calculating means 4, the line number displaying means 5, the total line number storing means 6, the line number storing means 7 and the text area line number calculating means 8 in the present invention. is there.

<Effects of the Invention> As described above, in the printing device of the present invention, the size of the printing medium can be input in the printing device that prints the input data on the printing medium, and the top margin, the header, and the top space can be input. , A bottom space, a footer, and a bottom margin, and an input unit capable of inputting at least one line number, and a total number of lines capable of printing data on the print medium based on the size of the print medium input by the input unit. Total row number calculation means for calculating, total row number storage means for storing the total number of rows calculated by the total row number calculation means,
At least one of top margin, header, top space, bottom space, footer, bottom margin
The number of lines in the text area based on the number of lines storage means capable of storing one number of lines, at least one number of lines stored in the number of lines storage means, and the total number of lines stored in the total number of lines storage means To calculate the number of lines in the text area, the number of lines in the text area calculated by the unit to calculate the number of lines in the text area, and the number of lines in at least one of the top margin, header, top space, bottom space, footer, and bottom margin. Since it is configured to display the number of lines to be displayed, the top margin printed on one page of paper,
The number of lines of the header, top space, text area, bottom space, footer, and bottom margin is displayed, and each print area is displayed according to the print layout, so the operator can select the image of the layout actually printed. You can know exactly.

In addition, the number of lines in the text area is calculated and displayed for each print area setting.
The text area can be taken into consideration, and the number of text area lines on one page can be confirmed before printing.

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

[Brief description of drawings]

FIG. 1 is a block diagram of a printer of the present invention, FIG. 2 is a block diagram of an embodiment of the present invention, FIGS. 3A and 3B are views showing a display example of the paper size setting screen, and FIG. That is the flow chart. 1 ... printing device, 2 ... printing medium, 3 ... input means, 4 ... total line number calculation means, 5 ... line number display means, 6 ... total line number storage means, 7 ... line number storage means,
8: Text area line number calculation means

Front Page Continuation (72) Inventor Akihiro Furukawa 9-35 Hotta-dori, Mizuho-ku, Nagoya, Aichi Brother Industries, Ltd. (72) Inventor Tokito Furushima 9-35 Hotta-dori, Mizuho-ku, Aichi Prefecture Brother Industries Incorporated (72) Inventor, Kazuko Nakagawa 9-35, Hotta-dori, Mizuho-ku, Nagoya, Aichi Brother Industries, Ltd. (56) Reference JP 61-11277 (JP, A) JP 61-18034 ( JP, A) JP 61-157973 (JP, A) JP 61-175057 (JP, A) Actually opened 57-159472 (JP, U) Actually opened 62-5950 (JP, U)

Claims (1)

[Claims] 1. A printing apparatus for printing input data on a print medium, wherein the size of the print medium can be entered, and at least one of a top margin, a header, a top space, a bottom space, a footer and a bottom margin is selected. An input unit capable of inputting one line number; a total line number calculation unit for calculating the total number of lines on which data can be printed on the print medium based on the size of the print medium input by the input unit; At least one of a total line number storage unit that stores the total number of lines calculated by the total line number calculation unit, and a top margin, a header, a top space, a bottom space, a footer, and a bottom margin.
A line number storage unit capable of storing one line number, a text area based on at least one line number stored in the line number storage unit, and a total line number stored in the total line number storage unit A text area line number calculating means for calculating the number of lines, a text area line number calculated by the text area line number calculating means, and at least one line of a top margin, a header, a top space, a bottom space, a footer and a bottom margin. And a line number display means for displaying the number of lines.