JPH0887514A - Map display device for map information processor - Google Patents

Abstract

PURPOSE: To easily grasp the retrieving result on a full-area map with a magnified map displayed as it is by detecting the attribute corresponding to the retrieving conditions and applying the coordinate conversion to the position information combined with the detected attribute to display a symbol. CONSTITUTION: The data necessary for display of a map are recorded on a map data base 103, and not only the attribute information but the information on the existing position of the attribute information are recorded on an attribute information data base 104. When the retrieving conditions are inputted through a keyboard 105, a personal computer 102 first detects the attribute information corresponding to the retrieving conditions and then acquires the position information combined with the attribute information from the base 104. Then the computer 102 applies the coordinate conversion to the position information to display a symbol or an area on the map shown on the screen of a display 101. Furthermore a full-area map is shown in addition to a window display of the name retrieving result with a magnified map displayed as it is. Then the retrieving result is displayed on the full-area map as a symbol.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a map search result display device of a map information processing device and a method of displaying search results of various attributes.

[0002]

2. Description of the Related Art Conventionally, search results of various attributes have been displayed as a list of characters and character strings. For example, if you search for "Kindergarten", you will find "Kindergarten" in the database.
The attribute information with the character "" is searched, and the result is used as a list in which character strings such as "a kindergarten" and "b kindergarten" are arranged.

FIG. 2 is an example of a screen display for map search by inputting a name of a conventional map information processing apparatus. Reference numeral 1 is the entire display screen, and 2 is an input window for map search by inputting a name. 3 is a field for inputting a name that becomes a keyword when searching a map. 4 is a field for selecting a search condition. 5 is a field for specifying a search target. 6 is an instruction for starting a map search with the input name or condition. It is a button.

For example, "Kindergarten" is entered in the name field 3 from the keyboard as a keyword of the name for map retrieval. Next, select "partial match" from the conditions in condition column 4 and specify both "target" and "general building" in the search target column 5 using the mouse (x: designated □: undesignated) Instruct button 6 with the mouse. Then, the search operation is started, and when the search is completed, the search result screen display example shown in FIG. 3 is displayed.

Reference numeral 7 in FIG. 3 is a window of the name search result.
Specify "Kindergarten" in the above name and "Partial match" in the condition
As a result of specifying, a list of buildings with a part of the name "Kindergarten" is displayed. 8 specifies one of the name search results,
It is a designation button for displaying a map. Reference numeral 9 is a map display screen.

[0006] In this example, the building name attached to a part of the name "Kindergarten" is displayed in the name search result window 7, A kindergarten in it is designated, and the map display designation button 8
When each is designated with the mouse, A kindergarten is displayed on the map display screen 9
The map is searched and displayed so as to enter near the center of.

[0007]

In the above-mentioned prior art,
Although the contents of the attribute information corresponding to the search conditions can be easily understood,
The drawback is that we don't know where they are on the map. An object of the present invention is to eliminate this defect and make it easy to understand the position where the attribute information corresponding to the search condition is located. Further, even when there are a plurality of search results, it is an object to make it easy to understand the position where each arbitrary attribute information is located. That is, when there are a plurality of name search results in the above-mentioned conventional technology, the map display buttons (enlarged map display) or enlargement can be performed by designating the map display buttons one by one to determine where they are on the map. It is necessary to switch the map to the whole area map and display it. There is a drawback that the presence of one or more search results on the map cannot be grasped as a whole while the enlarged map is displayed. In addition, there is a drawback that a plurality of search results cannot be printed as a list on a printer.

A first object of the present invention is to make it possible to easily grasp one or a plurality of search results on an entire area map while displaying an enlarged map. Second of the present invention
The purpose of is to enable printing of multiple search result lists and enlarged maps on a printer.

[0009]

In order to achieve the above object, the present invention records not only the attribute information but also the position information where it is located in the attribute information database. Is detected, position information associated with the attribute information is acquired, and the position information is coordinate-converted to display a symbol or area on the map on the screen. Further, the present invention provides the above first
In order to achieve the purpose of, in addition to the name search result window display with the enlarged map displayed, the whole area map is displayed in the window, and the existence of multiple search results is symbolized in the map. is there. Further, in order to achieve the second object, a print instruction button for printing the search result on the printer is added in the name search result window.

[0010]

As a result, it is possible to grasp where one or a plurality of search results exist in the entire area map of the area without changing the enlarged map to the entire area map display while the enlarged map is displayed. A list of one or more search results can be printed on a printer together with a magnified map.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIG. The name search condition input screen before the name search result screen of FIG. 1 is the same as the description of FIG. In FIG. 1, 7 is a name search result window, and 8
Is a button for designating a map display by designating one of a plurality of search results, and 9 is a map display screen, each of which is the same as the description of FIG. 3 of the prior art. The map display screen 9 of FIG. 1 is an example in which “A kindergarten” is specified and a map is displayed from the result of name search under the conditions of “kindergarten” and “partial match” as in FIG.

[0012] Reference numeral 10 is a window display of a whole area map of a region, in which a display position window in which a range corresponding to the map display screen 9 which is currently enlarged is shown as a display position by a hatched portion. Further, a plurality of search results of name search result windows 7, A, B, C ... Kindergarten are displayed by symbols. Also, when "A Kindergarten" in the search result window 7 is specified, the Kuromaru symbol is displayed on the building of the corresponding "A Kindergarten" on the map display screen 9 and the same is applied to the corresponding position within the display position window 10. Display the Kuromaru symbol on. In addition,
The difference between the symbol in the display position window 10 and the chrome mark is that only one of the multiple names in the name search result window 7 is designated as the chrome mark symbol, and the other search results are distinguished as star symbols. Is.

Here, there are various possible ways of expressing the above-mentioned diagonal lines and symbols * indicating the display position, and chroma. The display color, the presence / absence of hatching, and the fill and shape are such. The designation method may be designation from a mouse or keyboard.

By changing the designation of the item in the name search result window 7, the corresponding symbol in the display position window 10 changes from * to black circle. Thus, it is possible to determine which side on the whole area map the plurality of search results in the name search result window 7 are located without pressing the map display button 8 or switching the enlarged map display to the whole area map display. You can figure it out.

Further, 11 in the name search result window 7
Is a button for instructing the printer to print the list of search results, and 12 is a button for instructing the printer to print the map including the map currently displayed on the map display screen 9 when printing to the printer. Indicates that the map is printed and □ indicates that the map is not printed, and the list only prints. Of course, the opposite is also possible. The instruction method is not limited to this. This is done by designating a specific item in the search result window 7, displaying the map with the map display button 8, then instructing to print the map, and issuing a print command to print the list of name search results and the map once. It can be printed by instructing operation.

FIG. 4 is a block diagram showing the overall construction of an embodiment of the present invention. In the figure, 101 is a display for displaying a map, search conditions and search results. A personal computer 102 controls the entire system such as input of search conditions, search processing, and display of search results. 10
Reference numeral 3 is a map database in which data necessary for displaying a map is recorded. Reference numeral 104 denotes an attribute information database in which attribute data having the structure shown in FIG. 5 is recorded.
A keyboard 105 is used to input search conditions and the like. Figure 5
FIG. 3 is a diagram showing a data structure of the attribute information database 104. 201 is the number of stored records, which is the total number of records recorded in the attribute information database. 202 and 2
Reference numeral 05 denotes the number of constituent vertices, which is the number of vertices constituting position information indicating the location of attribute information of each record. Positional information 203 and 206 is data indicating the position where the attribute information of each record is located. Attribute information 204 and 207 are attribute data of each record. FIG. 6 is a flowchart showing a processing method for searching the attribute information database and displaying the attribute information list, symbols, and areas. The search condition input by the keyboard 105 is acquired (301).
The number (n) 201 of stored records at the head of the attribute information database is acquired (302). The number of retrieved records (i) is initialized (303). Initialize the number of relevant records (j) (304) Number of stored records (n)
And the number of retrieved records (j) are equal (305). If the number of stored records (n) and the number of retrieved records (j) match, the process moves to 310, and if they do not match, the process moves to 306. The number of retrieved records (i) is incremented (306). It is determined whether or not the attribute information of the searched record (i) matches the search condition (30
7). If the search conditions are matched, the process moves to 308, and if they do not match, the process moves to 305. The attribute information and position information of the number of retrieved records (i) are stored as the retrieval result (30
8). The number of relevant records (j) is incremented (30
9), move to 305. The number of displayed records (k) is initialized (310). It is determined whether the number of displayed records (k) is equal to the number of corresponding records (j) (311). If the number of displayed records (k) and the number of relevant records (j) match, the process ends, and if they do not match, the process proceeds to 312. Increment the number of displayed records (k) (3
12). The kth record of the attribute information stored as the search result is written in the list (313), and the position information of the kth record of the search result is acquired (314). The acquired position information is converted into screen coordinates by the number of constituent vertices based on the display magnification of the map (315). It is determined whether the number of constituent vertices is 1 (316). If the number of constituent vertices is other than 1, the process proceeds to 317, and if the number is 1, the process proceeds to 318. The area information is displayed by connecting the position information converted into screen coordinates with a line segment of a non-highlighted display color (317). At this time, it is also possible to carry out hatching processing on the inside and highlight it. A symbol of non-highlighted display color is displayed on the position information converted into screen coordinates (318). Next, when an arbitrary attribute in the list of attribute information is designated, a method of highlighting a symbol corresponding to the attribute is shown in the flowchart of FIG. The newly designated record number (a) is initialized (501). The old designated record number (b) is initialized (502). The contents input by the operator are acquired (503). It is determined whether the specified content is an end instruction (504). If it is an end instruction, the attribute information list is deleted, and if it is another instruction, 505
Move on to. The new designated record number (a) is stored in the old designated record number (b) (505). The number designated by the operator is acquired from the attribute information list, and the number is stored in the newly designated record number (a) (506). The display record number (c) is initialized (507). The drawing color of the area or symbol drawn at the position where the attribute information is located is set to the non-highlighted display color (508). Display record number (c)
The old designated record number (b) is stored in (509). The position information of the attribute information indicated by the display record number (c) is acquired (510). The acquired position information is converted into screen coordinates by the number of constituent vertices based on the display magnification of the map (51
1). It is determined whether the number of constituent vertices is 1 (512). If the number of constituent vertices is other than 1, the process moves to 513, and if it is 1, 514
Move to. The area information is displayed by connecting the position information converted into screen coordinates with the line segment of the set line color (51
3). At this time, it is also possible to perform a hatching process inside and highlight it. A symbol of the color set in the position information converted into screen coordinates is displayed (514). When the area or symbol is drawn, it is determined whether it is highlighted (515). If the drawn area or symbol is highlighted, move to 504, and if it is not highlighted, 5
Move to 16. The drawing color of the area or symbol drawn at the position where the attribute information is located is set to the emphasized color (51
6). The newly designated record number (a) is stored in the display record number (c) (517), and the process proceeds to 510. Figure 1 above
Is an example of a screen obtained in this way.

[0017]

[Effects of the Invention] By displaying a symbol on the entire area map in correspondence with the list of name search results while the enlarged map is being displayed, the positional relationship of each of the plurality of search results on the entire area map can be displayed. It can be easily grasped. In particular, in a name search when only a part of the name of the building to be searched and the position of the building are generally known, it is effective to quickly and easily search and display a map including the target building. Further, when it is desired to record on a paper how many building names include a specific name in a region and what kind of name they have, the function of printing a list of name search results is effective.

[Brief description of drawings]

FIG. 1 is a diagram showing a display example of a name search result screen of the present invention.

FIG. 2 is a diagram showing an example of a conventional name search result screen display.

FIG. 3 is a diagram showing a display example of a name search result screen of the present invention.

FIG. 4 is a block diagram showing the configuration of the present invention.

FIG. 5 is a structural diagram of an attribute information database of the present invention.

FIG. 6 is a flowchart of search processing and display of search results according to the present invention.

FIG. 7 is a flowchart of a method for highlighting attribute information according to the present invention.

[Explanation of symbols]

 2 Name search condition input window 7 Name search result window 8 Map display instruction button 10 Display position window 11 Search result print instruction button 101 Display 102 Personal computer 103 Database 104 Attribute information database 105 Keyboard

Claims (3)

[Claims] 1. A means for displaying one or a plurality of name search results as a symbol on an entire area map of the area while displaying an enlarged map of the area, and a list of one or more name search results and a symbol display for the entire area map. A map display device of a map information processing device, comprising: means for correspondingly displaying the above, means for printing a list of name search results, and means for printing an enlarged map of search results. 2. A means for displaying a map on a screen based on a map database, a means for inputting search conditions of attribute information, and a means for searching attribute information according to the search conditions. A geographic information processing device comprising: means for displaying attribute information corresponding to the search condition on a screen; and means for displaying the location of the attribute information on a map. 3. When there are a plurality of the corresponding attribute information,
The geographic information processing device according to claim 2, wherein each attribute information is also displayed so that its location is known.