KR100391947B1 - Automated mapping method by using a digital mapping - Google Patents

Abstract

The present invention relates to a method for producing an automatic map using a digital map, the mapping method according to an embodiment of the present invention relates to a map schematic rule DB that stores a variety of information of the output map based on the map schematic rules and the exact position digital map An automatic mapping method using an automatic mapping system including a mapping software that automatically produces a mapping form conforming to the mapping rules by comparing the predetermined files of the mapping rule DB, using a layer name and a type. Finding my map within, finding vertex number of my map and storing it in global variables (Pt1, Pt2, Pt3, Pt4), and extent in global variables (Pt1, Pt2, Pt3, Pt4) Extracting MaxX, MaxY, MinX, MinY, creating a grid of a predetermined unit within the extracted extent range, extracting the grid coordinates and deleting the grid And inserting teak and teak coordinates with a table.

Description

Automatic Mapping Method Using Numerical Maps {AUTOMATED MAPPING METHOD BY USING A DIGITAL MAPPING}

The present invention relates to a method for making an automatic map using a digital map, and more particularly, to teak and teak coordinates, longitude and latitude coordinates, and legends on an output map by a series of automatic mapping processes for processing a digital map based on a map schematic rule. It relates to a method of inserting an outline, etc.

The applicant of the present invention has applied for the "automatic map production method" through the application number 10-2001-28057 of May 22, 2001.

In the application specification of the same reference, a numerical location map of a geographic location map is stored in the National Geographic Information Institute using a DB that stores map type rule information such as a line type, a symbol, a hatch pattern and a designated rectangular contour coordinate value, a unique number of a contour and a leaf name. Disclosed is an automated cartographic method of producing in a consistent cartographic form.

Dong Ho's automatic mapping method is divided into pre-processing and post-processing processes, initial file insertion process, specific period deletion process, symbol deletion process in building, preprocessing result checking process, building object closing process, Hangul kanji conversion process, road It consists of the process of deleting the elevation point, the process of the hidden line of text, the process of the line of contour, the process of transforming the culvert, the process of assigning the weight of the linear object, the process of symbolizing the terrain and symbol embankment, the process of inserting the legend, and checking the post-processing result.

Here, the process of inserting the legend includes the name of the leaf, the number of the leaf, the scale, the index chart, the legend, the year of editing and the user fee and the description of the projection, the copyright ownership, the date of issue and the print date, the latitude and longitude coordinates, the teak and This is the process of adding teak coordinates, hatches, and administrative boundaries.

The present invention finds the rectangular coordinates of the inner contour and obtains the neighboring leaf number in the process of automatically inserting the legend, etc. in the output map in the above-described automatic map production method of the above-mentioned application No. 10-2001-28057 teak using rectangular coordinates The purpose of the present invention is to provide a method of inserting the longitude coordinates and the outer contour as well as the longitude and latitude coordinates using the neighboring leaf number.

As one aspect of the present invention for realizing the above object, a map schematic rule DB in which various information of an output map based on a map schematic rule is stored, and a precise position numerical map is compared with predetermined files of the map schematic DB. An automated cartographic method using an automated cartographic system that includes cartographic software that automatically produces a cartographic form in accordance with cartographic rules, the method comprising: finding an interior map in a drawing using a layer name and a type; Obtaining the vertex number of the contour and storing it in global variables (Pt1, Pt2, Pt3, Pt4), and extracting the extents MaxX, MaxY, MinX, MinY from the global variables (Pt1, Pt2, Pt3, Pt4). Generating a lattice of a predetermined unit within the extracted extent range, extracting the lattice of the lattice, extracting the lattice, and having teak and teak coordinates with the extracted coordinates. It comprises the step of inserting.

In another aspect of the present invention, a map schematic rule DB in which various types of information of an output map based on the map schematic rules are stored, and an exact position numerical map is compared with predetermined files of the map schematic rule DB, and the map conforms to the map schematic rules. An automatic map making method using an automatic mapping system including mapping software that automatically produces a production form, comprising: obtaining a leaf number of a prefecture plane using a file name and adjoining a leaf number numbering method according to a numerical mapping rule. Obtaining the leaf number of the drawing, generating the latitude and longitude coordinates of each of the vertices (Pt1, Pt2, Pt3, Pt4) using the adjacent leaf number, and the obtained latitude and longitude of the vertices (Pt1, Pt2, Pt3, Pt4) And inserting at a predetermined position.

1 is a flow chart for explaining a map production method using a digital map according to the present invention,

2 is a flow chart for explaining a process of finding the rectangular coordinates of the inner map in the mapping method of the present invention;

Figure 3 is an illustration of a neighboring map for explaining the process of obtaining the neighboring leaf number in the mapping method of the present invention,

4 is a flowchart illustrating a process of obtaining a neighboring leaf number in the mapping method of the present invention;

5 is a flowchart illustrating a teak and teak coordinate insertion process in the cartography method of the present invention;

6 is an exemplary view for explaining the process of obtaining the longitude and latitude coordinates in the mapping method of the present invention,

7 is a flowchart for explaining a process of obtaining the latitude and longitude coordinates in the cartography method of the present invention;

8A and 8B are exemplary diagrams of an output drawing by the cartographic method of the present invention.

There may be a plurality of embodiments of the present invention. Hereinafter, preferred embodiments will be described in detail with reference to the accompanying drawings. This embodiment allows for a better understanding of the objects, features and advantages of the present invention.

1 is a flow chart for explaining a method of making a map using a digital map according to the present invention, a rectangular coordinate coordinate search process (S101), neighboring leaf number obtaining process (S102), teak and teak coordinate insertion process (S103), The latitude and longitude coordinate insertion process (S104), the entire data horizontal rotation process (S105), the legend insertion process (S106), the contour generation process (S107), the entire data original rotation process (S108).

Hereinafter, the processing procedure will be described for each process. Although the description will be omitted here, all the mapping process is performed by automatic mapping software that loads the corresponding file from the map schema DB and compares it with the target file of the exact location numerical map. A detailed description of this automated cartographic system is disclosed in patent application No. 10-2001-28057 filed by the present applicant, which is incorporated herein by reference in its entirety.

Inner Cartesian coordinate search process (S101):

The inner contour is found in the drawing using the layer name and type, and the vertices of the inner contour are found and stored in the global variables Pt1, Pt2, Pt3, and Pt4. The detailed process of step S101 will be described with reference to the flowchart of FIG. do.

FIG. 2 is a flowchart illustrating a process of finding a rectangular coordinate of an inner contour in the mapping method of the present invention, and determining whether an inner contour polygon exists (S201), and if an inner contour polygon exists, FIG. Obtaining a vertex list (P1, P2, P3, P4, P5, ...), determining whether the inner contour is closed (S203), and determining whether the number of vertices is four if the inner contour is closed. (S204), and if the inner contour is not closed, determining whether the starting point and the end point are the same or whether the number of vertices is five (S205), and the determination result of step S204 indicates that the number of vertices is four or the determination result point of step S205; If the end point is the same and the number of vertices is 5, the vertex list P1, P2, P3, and P4 are stored in the global variables Pt1, Pt2, Pt3, and Pt4, respectively (S206).

Obtaining adjacent leaf number process (S102):

Using the file name, the leaf number of the current drawing is obtained, and the leaf number of the adjacent drawing is obtained according to the leaf number numbering method according to the numerical mapping task rule. The detailed process of step S102 will be described with reference to the flowchart of FIG.

4 is a flowchart illustrating a process of obtaining a neighboring leaf number in the mapping method of the present invention, the step of extracting the leaf number from the file name (S401), and determining whether the extracted leaf number conforms to the numerical map work rule. And step S403 of generating a neighboring leaf number according to the determination result of step S402.

For example, as shown in the exemplary diagram of FIG. 3, index 5 is the leaf number of the current drawing, index 1 is the upper left leaf number of the current drawing, index 2 is the upper leaf number of the current drawing, and index 3 is the upper right leaf of the current drawing. Number, index 4 is the left leaf number of the current drawing, index 6 is the right leaf number of the current drawing, index 7 is the bottom left leaf number of the current drawing, index 8 is the bottom leaf number of the current drawing, and index 9 is the right of the current drawing Can be generated with the bottom leaf number.

Teak and teak coordinate insertion process (S103):

As shown in the flowchart of FIG. 5, the teak and teak coordinate insertion process may include extracting extents MaxX, MaxY, MinX, and MinY from global variables Pt1, Pt2, Pt3, and Pt4 (S501). Generating a grid of a predetermined unit (for example, 500M) within the extent range (S502), and extracting the coordinates of the grid after deleting the grid and inserting the teak and teak coordinates with the extracted coordinates (S503).

Longitude and latitude coordinate insertion process (S104):

As shown in the flowchart of FIG. 7, the process of inserting the latitude and longitude coordinates comprises: generating the longitude and latitude coordinates of the vertices Pt1, Pt2, Pt3, and Pt4 using the neighboring lobe numbers (S701), and obtaining the obtained longitude and latitude from the vertices Pt1, Pt2, and Pt3. And inserting it in a predetermined position of Pt4 (S702).

For example, as shown in the example of FIG. 6, a longitude coordinate of vertex Pt1 is generated and inserted using the leaf number of index 5, and a longitude coordinate of vertex Pt2 is generated and inserted using the leaf number of index 6. The latitude and longitude coordinates of the vertex Pt3 are generated and inserted using the leaf number of index 9, and the latitude and longitude coordinates of the vertex Pt4 are generated and inserted using the leaf number of index 8.

Full data horizontal rotation process (S105):

Find the angles that the vertices Pt3 and Pt4 make with the X-axis, and rotate all the data so that Pt3 and Pt4 are horizontal with the x-axis, using the angles that were obtained so that the legend is inserted horizontally with Pt3 and Pt4.

Legend insertion process (S106):

The leaf number and leaf number are obtained by using the leaf number of the present figure, and the leaf number, leaf name, and scale are inserted at a predetermined position. Then, each leaf name is obtained using the adjacent leaf number, and each leaf number and leaf name are inserted at a predetermined position in the index diagram.

Outer contour generation process (S107):

The outer contour is created at a certain distance using the coordinates Pt1, Pt2, Pt3, and Pt4 of the inner contour.

Whole data rotation process (S108):

Rotate the whole data so that Pt3 and Pt4 are parallel to the x-axis.

The map processed through the above steps S101 to S108 is output as shown in FIGS. 8A and 8B. Figure 8a shows the upper end, Figure 8b shows the lower end.

As described above, the present invention provides a digital map of the exact position using a DB which stores information such as line type, symbol, hatch pattern and designated rectangular contour coordinate value, the unique number of the contour, and the leaf name according to the National Geographical Map Rules. In the automatic production in the form of cartography that conforms to the map mapping rules, during the process of automatically inserting legends into the output map, the rectangular coordinates of the inner contour are found, the neighboring leaf number is obtained, and the rectangular coordinates are used for the teak and the teak coordinates. In addition to inserting the outer contour, the latitude and longitude coordinates are inserted using the adjacent leaf number.

Claims (3)

Output map based on map schematic rule Map map rule DB which stores various information of map and exact position numerical map is compared with the predetermined files of map rule DB and map is automatically produced in map production form conforming to map rule rule In an automated cartographic method using an automated cartographic system that includes production software: Finding my contour in the drawing using the layer name and type; Obtaining vertex numbers of the inner contours and storing them in global variables Pt1, Pt2, Pt3, and Pt4; Extracting extents MaxX, MaxY, MinX, MinY from the global variables Pt1, Pt2, Pt3, and Pt4; Generating a grid of a predetermined unit within the extracted extent range, And extracting the grid and inserting the teak and the teak coordinates with the extracted coordinates after extracting the coordinates of the grid. Output map based on map schematic rule Map map rule DB which stores various information of map and exact position numerical map is compared with the predetermined files of map rule DB and map is automatically produced in map production form conforming to map rule rule In an automated cartographic method using an automated cartographic system that includes production software: Obtaining the leaf number of the prefecture drawing using the file name, and obtaining the leaf number of the adjacent drawing in accordance with the leaf number numbering method according to the numerical mapping task rule; Generating the latitude and longitude coordinates of each vertex (Pt1, Pt2, Pt3, Pt4) using the adjacent leaf number; And inserting the obtained longitude and latitude into a predetermined position of vertices (Pt1, Pt2, Pt3, Pt4). The method according to claim 1 or 2, Rotate all the data so that Pt3 and Pt4 are parallel to the x-axis using the angles obtained to ensure that the vertices Pt3 and Pt4 form the X-axis, and the legend is inserted horizontally with Pt3 and Pt4, Obtaining the leaflet name and leaflet number using the leaflet number of the present figure, and inserting the leaflet number, leaflet name and scale at a predetermined position; And rotating the entire data so that the vertices Pt3 and Pt4 are horizontal to the x-axis after performing the inserting step.