JPH09186893A - Document preparation device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To display an image on a screen in the same color as that of a final print and to easily attain separate process print by facilitating a coloring command by an optional mixture ratio in two specific colors. SOLUTION: The document preparation device is provided with a CPU 1, a RAM 2, a key board 3, a CRT 4, a printer 5, a document data storage section 6, a color attribute storage section 7, and an output form storage section 8. Then in the case of coloring command of document data in the preparation of a color document, two specific colors are overlapped in addition to a process color and a specific color so as to facilitate the coloring command by an optional mix ratio of the two specific colors and the image displayed on a screen in the same color as that of a final print to facilitate separate process print.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a document creating apparatus that facilitates color display with a desired mixing ratio of two special colors and simplifies screen display / printing when creating a color document.

[0002]

2. Description of the Related Art Conventionally, in color printing such as two-color printing in a document preparation device, two special colors are superposed to color the same document data, and each color is divided into two plates for output. There is a way.

As one of them, as shown in FIG. 9, document data A and B are separately prepared for each of the two special colors, and the positions and sizes of the document data are overlapped as shown by C and displayed on the CRT screen. In this method, the special colors D and E are separately output at the time of printing, and the two data are printed separately.

In addition, as shown in FIG. 10, the two special colors are designated as one of cyan C, magenta M, yellow Y, and black K, which are used in the process color four-color separation. There is also a method of displaying this on a CRT screen and outputting four colors by separation into C, M, Y and K plates at the time of printing.

[0005]

However, the method of FIG. 9 in which two pieces of document data are overlapped has the drawback that the operation at the time of creating a document is doubled and the data amount is also doubled. In addition, it is always necessary to be aware that the document data that looks like one document consists of two documents, which makes corrections complicated.

Further, the method of FIG. 10 which regards as a process color has a drawback that the CRT screen display color is a color obtained by synthesizing four corresponding colors, which is different from the actual color of the printed matter.

Therefore, the present invention has been made in view of the above problems.
An object of the present invention is to provide a document creation device that facilitates coloring instructions with an arbitrary mixing ratio of two special colors when creating a color document, is displayed on the screen in the same color as the final printed matter, and enables color separation printing easily. To do.

[0008]

In order to achieve the above object, the present invention is designed to superimpose two spot colors in addition to a process color and a spot color when instructing coloring of document data.
There is provided a means for performing a document creation process for instructing coloring with an arbitrary mixing ratio of two special colors, displaying on the screen in the same color as the final printed matter, and enabling color separation printing.

According to the present invention, it is possible to obtain a document creating apparatus which can easily create document data by superimposing two special colors and can easily display and print a screen.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is a document data inputting means for inputting document data and a color attribute code according to an arbitrary mixing ratio of two spot colors, and the document data inputting means. Document data storage means for storing the stored document data, color information calculation means for reading out the document data stored in the document data storage means, identifying a color attribute code and calculating color information, and the document data storage Output data creating means for adding the color information obtained by the color information calculating means to the document data stored in the means and converting the output data to output data, and outputting the output data obtained by the output data creating means The document creating device is characterized by having an output means for outputting to the device, and makes it possible to easily give a coloring instruction by an arbitrary mixing ratio of two special colors. It has the effect of say.

According to a second aspect of the present invention, in the document creating apparatus according to the first aspect, the output device in the output means is a CRT, and the overlay data of the two special colors is the final printed matter. It has the effect of being easily displayed on the screen in the same color.

According to a third aspect of the present invention, in the document creating apparatus according to the first aspect, the output device in the output means is a printer, and the special color is divided into two plates for output. Therefore, there is an effect that the overlay data of the two special colors can be easily color-separated.

(First Embodiment) A first embodiment of the present invention will be described below with reference to FIGS. 1 to 8.

FIG. 1 is a hardware configuration diagram of a document creating apparatus according to the first embodiment of the present invention. In the figure, 1 is C as a component
PU, 2 RAM, 3 keyboard, 4 CRT, 5 printer, 6 document data storage unit for storing document data to be output, 7 color attribute storage unit for storing coloring information for document data, 8 Is an output format storage unit that stores the output format to the printer.

FIG. 2 is a functional block configuration diagram of the document creating apparatus. In the figure, a function element 9 adds a color attribute stored in the color attribute storage unit 7 to the document data stored in the document data storage unit 6 to display a CRT.
A display control unit 10 that creates output data and outputs it to the CRT 4 is a printer output format stored in the output format storage unit 8 for the document data stored in the document data storage unit 6. In accordance with the above, the print control unit adds the color attributes stored in the color attribute storage unit 7 to create printer output data and outputs the data to the printer 5.

The operation of the document creating apparatus including the above-described components and functional elements will be described below.

First, before inputting document data, the spot color used in the document is defined. The content of the spot color definition includes a number, a spot color name, and a display color on the CRT for each spot color, which is shown as information for each document in FIG. Where C
The display color on RT is represented by the constituent density of color elements such as cyan C, magenta M, yellow Y, black K, or red, green, and blue. The spot color definition information is input from the keyboard 3 according to the setting screen shown in FIG. 4 and stored in the color attribute storage unit 7.

Next, the document data and the color attribute information for each document data are input. The document data is composed of characters, ruled lines, figures, etc., is input from the keyboard 3, and is stored in the document data storage unit 6. The color attribute information for each document data is carried out in parallel with the input of the document data, and the contents consist of a spot color number and a density for each of two types of spot colors to be overlapped.
The information for each document data is shown in (b). Here, the spot color number is for specifying the type of spot color, and specifies the color number of the aforementioned spot color definition.

The color attribute information for each document data is
It is input from the keyboard 3 according to the setting screen shown in FIG. 5 and stored in the color attribute storage unit 7.

By the above operation, information is set in the document data storage section 6 and the color attribute storage section 7.

Next, using the information stored in the document data storage unit 6 and the color attribute storage unit 7, the operation of the display control unit 9 for displaying on the CRT 4 will be described according to the flow shown in the flowchart of FIG. To do.

First, in step S1, the document data to be drawn is acquired from the document data storage unit 6.

In step S2, the color attribute information corresponding to the document data is acquired from the color attribute storage unit 7.

In step S3, the CRT display color of the spot color 1, which is the first spot color, is acquired from the color attribute storage unit 7.

In step S4, for the respective densities of cyan, magenta, yellow, and black, which are the constituent elements of the CRT display color of spot color 1, the spot color 1 acquired in step S2.
The drawing component of the spot color 1 is calculated by multiplying the overlay density of.

In steps S5 and S6, a drawing component is calculated for the spot color 2, which is the second spot color, similarly to the spot color 1.

In step S7, the drawing component of the spot color 1 calculated in step S4 and the drawing component of the spot color 2 calculated in step S6 are combined to calculate a component. In the superimposing process, the component elements of the special color 1 and the special color 2 of cyan, magenta, yellow, and black are compared, and a large density is used as the superimposing component.

Finally, in step S8, the document data acquired in step S1 is drawn on the CRT 4 in the color of the overlay component calculated in step S7.

Through the above flow, the document data by superimposing the two special colors is displayed on the CRT 4.

Next, using the information stored in the document data storage unit 6 and the color attribute storage unit 7, the operation of the print control unit 10 when printing on the printer 5 is performed according to the flow shown in the flowchart of FIG. explain.

First, in step S11, the document data to be drawn is acquired from the document data storage unit 6.

In step S12, the color attribute storage unit 7
The color attribute information corresponding to the document data is acquired from.

In step S13, it is checked from the output format information stored in the output format storage unit 8 whether the printing plate to be printed is the special color 1 plate.

If it is the plate of spot color 1, the process proceeds to step S14, and a halftone dot pattern matching the overlay density of spot color 1 obtained in step S12 is generated. If it is not the spot color 1 plate, it is checked in step S15 whether the plate to be printed from now on is the spot color 2 plate.

If it is the plate of spot color 2, the process proceeds to step S16, and similarly to step S14, a halftone dot pattern matched with the superposition density of spot color 2 acquired in step S12 is generated.

If it is not the special color 1 plate, continue to step S.
In step 15, it is checked whether the plate to be printed is the special color 2 plate. If it is not the version of the spot color 2 from the color attribute storage unit 7, the document data acquired in step S11 has no relation to the output format stored in the output format storage unit 8, and the process ends without printing on the printer 5. .

After the halftone dots are generated in steps S14 and S15, the document data acquired in step S11 is output to the printer 5 in a halftone dot pattern in step S17.

Through the above flow, the document data by superimposing the two special colors is output to the printer 5.

FIG. 8 simply shows the flow of processing in the first embodiment described above. As described above, according to the first embodiment, when a document data coloring instruction is given in creating a color document, two special colors are newly added in addition to the process color and the special color. Coloring instructions with an arbitrary mixing ratio are facilitated, screen display is performed in the same color as the final printed matter, and plate separation printing is easily possible.

[0040]

As is apparent from the above description, according to the present invention, in addition to the process color and the spot color, the superimposition of the two spot colors is newly added when instructing the coloring of the document data in the color document creation. By doing so, it is easy to give a coloring instruction with an arbitrary mixing ratio of the two special colors, the same color as that of the final printed matter is displayed on the screen, and it is possible to easily perform the color separation printing.

[Brief description of the drawings]

FIG. 1 is a hardware configuration diagram of a document creation device according to a first embodiment of the present invention.

FIG. 2 is a functional block configuration diagram of the document creation device.

FIG. 3 is an explanatory diagram of a color attribute storage unit in the document creating apparatus.

FIG. 4 is an input screen diagram of information for each document in the color attribute storage unit of the document creation apparatus.

FIG. 5 is an input screen diagram of information for each document data in the color attribute storage unit in the document creation apparatus.

FIG. 6 is a flowchart showing a control procedure of CRT output in the document creating apparatus.

FIG. 7 is a flowchart showing a printer output control procedure in the document creating apparatus.

FIG. 8 is an explanatory diagram showing a concept of superimposing output of two special colors in the document creating apparatus.

FIG. 9 is an explanatory diagram showing a concept of superimposing output of two special colors in a conventional document creating apparatus.

FIG. 10 is an explanatory diagram showing the concept of superimposing output of two special colors in the document creating apparatus.

[Explanation of symbols]

 1 CPU 2 RAM 3 keyboard 4 CRT 5 printer 6 document data storage unit 7 color attribute storage unit 8 output format storage unit 9 display control unit 10 print control unit

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁶ Identification code Agency reference number FI Technical display location H04N 1/46 H04N 1/46 Z

Claims (3)

[Claims] 1. A document data input means for inputting a color attribute code according to an arbitrary mixing ratio of document data and two special colors, a document data storage means for storing the document data input by the document data input means, and A color information calculation unit that reads out the document data stored in the document data storage unit and identifies a color attribute code to calculate color information; and the color information for the document data stored in the document data storage unit. It is characterized by further comprising output data creating means for adding the color information obtained by the calculating means and converting it into output data, and output means for outputting the output data obtained by the output data creating means to an output device. Document creation device. 2. The document creating apparatus according to claim 1, wherein the output device of the output means is a CRT. 3. The document creating apparatus according to claim 1, wherein the output device in the output means is a printer, and outputs the two separate versions for each spot color.