JP3437898B2 - Printing control device - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention saves image data printed in response to a plot command, and reprints (replots) the image data saved in the frame memory when a replot command is received. The present invention relates to a print control device, for example, a print control device suitable for a copying machine and a facsimile in addition to a printer.

[0002]

2. Description of the Related Art Conventionally, a print control device of this type has a RAM.
After printing (plotting) the image data stored in the frame memory such as, until the next new image data is created in the frame memory, save the plotted image data and reprint in this state. Upon receiving the (replot) command, the image data stored in the same memory is replotted.

[0003]

However, in the above-mentioned conventional print control device, when the user receives the re-plot command in the state that the paper of different size is selected and re-plots to the paper, the paper of small size is selected. In such a case, there is a problem that the print result expected by the user cannot be obtained, such as the edge of the image on the paper being cut off. Therefore, in order to solve the above-mentioned problems, it is necessary to suspend printing until the sizes match, to select the previous paper feed tray by the user, and to set the paper of the previous size in the selected paper feed tray. There is a problem that is required.

In view of the above-mentioned conventional problems, the present invention can improve workability when a user receives a replot command in a state where sheets of different sizes are selected.
Another object of the present invention is to provide a print control device that can prevent printing from being interrupted.

[0005]

In order to achieve the above object, a first means is a frame memory for storing image data printed in response to a plot command, and the frame memory is stored in the frame memory. When a replot command to reprint image data is received, it is determined whether the paper size printed in response to the plot command is different from the currently selected paper size.
Temporarily switch to the old paper tray and
If the frame that is fed from a
And a control unit for re-plotting the image data stored in the memory .

The second means receives a frame memory for storing the image data printed in response to the plot command and a re-plot command for reprinting the image data stored in the frame memory. In response to the plot command, it is determined whether or not the printed paper size and the currently selected paper size are the same, and if the paper size is the same, but the direction is different, the image data saved in the frame memory is set to 90 Rotated and replotted
And a control means for controlling the control.

A third means is to receive a frame memory for storing the image data printed in response to the plot command and a replot command for reprinting the image data stored in the frame memory. In response to the plot command, it is determined whether the printed paper size and the currently selected paper size are different, and if they are different, the image data stored in the frame memory is scaled according to the paper size. And re-plotting by means of control means.

A fourth means is characterized in that, in the third means, when the control means scales and re-plots the image data stored in the frame memory, the fact is displayed.

A fifth means is to receive a frame memory for storing image data printed in response to a plot command and a re-plot command for reprinting the image data stored in the frame memory. , It is judged whether the paper size printed in response to the plot command is different from the currently selected paper size, and if they are different, the image data saved in the frame memory is cleared and re-plotting is not performed. And a control means for controlling.

A sixth means is characterized in that, in the fifth means, when the control means clears the image data stored in the frame memory and does not re-plot , the fact is displayed.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. 1 is a block diagram showing an embodiment of a print control apparatus according to the present invention, FIG. 2 is an explanatory diagram showing the size of paper and image data, and FIG. 3 is an explanatory diagram showing a work area of the work memory of FIG. 4 is an explanatory view showing the paper size / direction data and the paper feed tray data stored in the work area of FIG. 3, and FIGS. 5 and 6 are flowcharts for explaining the replot control.

A print control device (controller) shown in FIG.
Is a CPU 1, a firmware 2 including a ROM, a work memory 3 including a RAM, and R
It has a frame memory 4 composed of AM, a printing unit 5, a display unit 6, and a host I / F 7, receives image data and commands from a host (not shown) via the host I / F 7, and receives the received image data. Are stored in the frame memory 4. The CPU 1 controls printing as described later, and the program of the CPU 1 is the firmware ROM 2
Stored in advance.

Here, when the image data corresponding to the paper P1 having the size shown in FIG. 2A is stored in the frame memory 4, the paper P1 having the same size as shown in FIG. Reprint (hereinafter, in this embodiment, a reprint
The paper size and the image size are naturally the same, but as shown in FIG.
When re-plotting to 2, all the images cannot be printed because the image on the paper is missing.

The printing unit 5 shown in FIG. 1 can set a plurality of (n) paper feed trays. Further, as shown in FIG. 3, the work memory 3 has the size of the paper set in each paper feed tray. Work area 31 for storing direction data etc.
And a work area 32 for storing the paper feed tray data currently selected by the user.

When the plot command for printing the image data stored in the work memory 3 and the paper feed tray data are received, the paper feed tray data is stored in the work area 32 as shown in FIG. At the same time, the image data stored in the frame memory 4 is read out and printed by the printing unit 5.

Next, when data different from the previous paper feed tray data stored in the work area 32 as shown in FIG. 4B is selected, the work area 32 as shown in FIG. 4C is selected. After the previous paper feed tray data stored in (1) is saved in the work area 31, new paper feed tray data is stored in the work area 32. Therefore, when the image data stored in the work memory 3 and the new paper size match, reprinting is normally performed as shown in FIG.

Next, replot control will be described with reference to FIGS. As shown in FIG. 5, first, the host I /
It is checked whether or not there is data (command) in the reception buffer in F7 (step S1), and if it does not exist, other processing is executed (step S11), and this processing ends. On the other hand, if there is data in step S1, the command is analyzed and processed (step S2), and then it is checked whether the command is a replot command (step S3). If it is not a replot command, the process proceeds to step S11 and subsequent steps. On the other hand, if it is a replot command, it is checked whether or not there is image data in the frame memory 4 (step S4).

If there is no image data, the process proceeds to step S11 and thereafter. On the other hand, if there is, the currently selected paper size is detected from the work area 31 (step S5), and then the paper feed tray is switched. It is checked whether or not (step S6). Then, if the paper feed tray is not switched, the paper is fed from the paper feed tray to re-plot the image data stored in the frame memory 4 (step S10), and the process returns to step S1.

On the other hand, if the paper feed tray is switched in step S6, it is checked whether or not the paper size is different (step S7), and if different, the subroutine A shown in detail in FIG. 6 is executed (step S7). S8),
Return to step S1. On the other hand, when the paper sizes are the same, the process directly proceeds to step S10 (jump at step S9), paper is fed from the paper feed tray, the image data stored in the frame memory 4 is re-plotted, and the process proceeds to step S1. Return.

In the subroutine A shown in detail in FIG. 6, the previous paper feed tray is temporarily switched to feed the paper from the paper feed tray (step S21), and then the image data stored in the frame memory 4 is read. It is re-plotted on the paper (step S22), and then switched to the original paper feed tray (step S23).

Next, a second embodiment will be described with reference to FIGS. 7 and 8. In the second embodiment, as shown in FIG. 7, when the size of the image is the same as that of the sheet, the image is rotated by 90 ° and re-plotted on the sheet when the directions are different. In this process, the subroutine B shown in FIG. 8 is added between steps S7 and S10 shown in FIG. 5, and the other processes are the same. That is, when the paper size is the same in step S7 shown in FIG.
The orientations of the paper and the image are checked as shown in (step S31), and if they are not the same, the image is rotated by 90 ° (step S32), and the process proceeds to step S10 shown in FIG.

Next, a third embodiment will be described with reference to FIGS. 9 and 10. In the third embodiment, as shown in FIG. 9, when the size of the paper is different from that of the image, the image is scaled so that the image matches the size of the paper. This process is different only in the process of step S8 (subroutine A) shown in FIG. 5, and the other processes are the same. That is, when the paper size is different in step S7 shown in FIG. 5, the image is scaled according to the paper size as shown in FIG. 10 (step S41), and then the image data stored in the frame memory 4 is changed. The image is re-plotted on the sheet (step S42), and the process returns to step S1 shown in FIG.

Next, a fourth embodiment will be described with reference to FIGS. 11 and 12. In this fourth embodiment,
Similar to the third embodiment, when the size of the paper and the size of the image are different, the image is scaled so that the image matches the size of the paper, and as shown in FIG. Display image 6
Is configured to display. This process also differs only in the process of step S8 (subroutine A) shown in FIG. 5, and the other processes are the same. That is, when the paper size is different in step S7 shown in FIG.
The image is scaled according to the paper size as shown in step S51 (step S51), and the image data stored in the frame memory 4 is re-plotted on the sheet (step S51).
52), then a message as shown in FIG. 11 is displayed (step S53), and the process returns to step S1 shown in FIG.

The fifth embodiment shown in FIGS. 13 and 14 is configured to clear the frame memory 4 without re-plotting when the sizes of the paper and the image are different as shown in FIG. There is. This process also differs only in the process of step S8 (subroutine A) shown in FIG. 5, and the other processes are the same. That is, step S shown in FIG.
If the paper size is different in No. 7, the image data stored in the frame memory 4 is cleared as shown in FIG. 14 (step S61), and step S1 shown in FIG.
Return to.

In the sixth embodiment shown in FIGS. 15 and 16, the frame memory 4 is cleared without performing the re-plotting as in the fifth embodiment, and as shown in FIG. The display unit 6 is configured to display an image message such as "Done". This process also differs only in the process of step S8 (subroutine A) shown in FIG. 5, and the other processes are the same. That is, when the paper size is different in step S7 shown in FIG. 5, the image data stored in the frame memory 4 is cleared as shown in FIG. 16 (step S7
1), then a message as shown in FIG. 15 is displayed (step S72), and the process returns to step S1 shown in FIG.

[0026]

As described above, according to the first aspect of the present invention, when the replot command is received, is the paper size printed in response to the plot command different from the currently selected paper size? If not , temporarily switch to the previous paper tray and
If the size of the paper fed from the paper feed tray matches,
The image data saved in the frame memory
Since Tosuru user can Ripurotto the paper of the same size even when receiving a re plotting commands while selecting different paper sizes, therefore, it is possible to improve the workability, addition, printing It is possible to prevent interruption.

According to the second aspect of the present invention, when the replot command is received, it is judged whether the paper size printed in response to the plot command is the same as the currently selected paper size, and the same is determined. However, if the direction is different, the image data saved in the frame memory
0 ° Since rotate to Ripurotto can be Ripurotto same size, the same direction of the paper, thus,
It is possible to improve workability and prevent interruption of printing.

According to the third aspect of the present invention, when the replot command is received, it is determined whether or not the paper size printed in response to the plot command is different from the currently selected paper size, and the result is different. Sometimes the image data stored in the frame memory is scaled according to the paper size and re-plotted, so that the image on the paper can be re-plotted without missing, thus improving workability. Moreover, it is possible to prevent the printing from being interrupted.

According to the fourth aspect of the invention, when the image data is scaled and re-plotted , a message to that effect is displayed, so that the user can recognize the reprint result and the state of the sheet selected by the user. .

According to the fifth aspect of the invention, when the replot command is received, it is judged whether or not the paper size printed in response to the plot command is different from the currently selected paper size. Sometimes the image data saved in the frame memory is cleared and repro
Since printing is not performed, it is possible to prevent printing from being interrupted.

According to the sixth aspect of the invention, when the image data is cleared and re-plotting is not performed, that fact is displayed, so that the user can recognize the state of the sheet selected by the user.

[Brief description of drawings]

FIG. 1 is a block diagram showing an embodiment of a print control apparatus according to the present invention.

FIG. 2 is an explanatory diagram showing sizes of paper and image data.

3 is an explanatory diagram showing a work area of the work memory of FIG. 1. FIG.

FIG. 4 is the paper size / stored in the work area of FIG.
It is an explanatory view showing direction data and paper feed tray data.

FIG. 5 is a flowchart for explaining replot control.

FIG. 6 is a flowchart for explaining replot control.

FIG. 7 is a paper / image data size of the second embodiment /
It is explanatory drawing which shows a direction.

FIG. 8 is a flowchart for explaining re-plot control of the second embodiment.

FIG. 9 is an explanatory diagram showing sizes of paper and image data according to a third embodiment.

FIG. 10 is a flow chart for explaining re-plot control of the third embodiment.

FIG. 11 is an explanatory diagram showing a display message according to the fourth embodiment.

FIG. 12 is a flowchart illustrating replot control according to the fourth embodiment.

FIG. 13 is an explanatory diagram showing a sheet and image data according to a fifth embodiment.

FIG. 14 is a flow chart for explaining re-plot control of the fifth embodiment.

FIG. 15 is an explanatory diagram showing a display message according to the sixth embodiment.

FIG. 16 is a flow chart for explaining replot control of the sixth embodiment.

[Explanation of symbols]

1 CPU 2 firmware 3 work memory 4 frame memory 5 Printing department 6 Display 7 Host I / F

Continuation of front page (51) Int.Cl. ⁷ Identification code FI H04N 1/393 H04N 1/393

Claims (6)

(57) [Claims] 1. When a frame memory for storing image data printed in response to a plot command and a re-plot command for reprinting the image data stored in the frame memory are received, the plot command is In response, determine whether the printed paper size is different from the currently selected paper size, and if so , temporarily switch to the previous paper tray and
If the size of the paper fed from the tray matches,
Image data stored in the memory
Print control apparatus includes a control means for the. 2. When a frame memory for saving image data printed in response to a plot command and a re-plot command for reprinting the image data saved in the frame memory are received, the plot command is In response, it is determined whether the printed paper size is the same as the currently selected paper size, and if the paper size is the same, but the direction is different, rotate the image data stored in the frame memory by 90 °. A print control device comprising: a re-plotting control unit; 3. When a frame memory for saving image data printed in response to a plot command and a replot command for reprinting the image data saved in the frame memory are received, the plot command is In response, it is determined whether or not the printed paper size is different from the currently selected paper size. If they are different, the image data saved in the frame memory is displayed.
A print control device comprising: a control unit for resizing after resizing according to the paper size . 4. The print control apparatus according to claim 3, wherein the control unit displays a message indicating that the image data stored in the frame memory is scaled and re-plotted. . 5. When a frame memory for storing image data printed in response to a plot command and a re-plot command for reprinting the image data stored in the frame memory are received, the plot command is In response, it is determined whether or not the printed paper size and the currently selected paper size are different, and if they are different , the control means for clearing the image data stored in the frame memory to prevent re-plotting. And a print control device. 6. The print control apparatus according to claim 5, wherein the control unit displays a message to the effect that the image data stored in the frame memory is cleared and re-plotting is not performed.