CN103456234A - Electronic map information display method and device - Google Patents
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- CN103456234A CN103456234A CN2012101701828A CN201210170182A CN103456234A CN 103456234 A CN103456234 A CN 103456234A CN 2012101701828 A CN2012101701828 A CN 2012101701828A CN 201210170182 A CN201210170182 A CN 201210170182A CN 103456234 A CN103456234 A CN 103456234A
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Abstract
The invention provides an electronic map information display method. The method includes acquiring types of multiple geographic locating points on an electric map; indexing multiple adjacent geographic locating points which are in same type and which meet preset distance requirements, and generating a common adjacent area of the multiple adjacent geographic locating points; displaying common identifiers of the multiple adjacent geographic locating points in the common adjacent area; displaying each identifier of each adjacent geographic locating point in the common adjacent area sequentially when a user is positioned in the common adjacent area. By the aid of the method, the problem that occupied space for displaying adjacent point information can be relieved, limited space is saved and utilized to display sufficient information, and the user is provided with conveniences. The invention further provides an electronic map information display device.
Description
Technical field
The present invention relates to field of computer technology, in particular to a kind of method for information display and device of electronic chart.
Background technology
Along with the continuous progress of society and scientific and technological development, electronic chart is more and more important in people's life.At present, title or other information of a point is for example described by word on map, if the space affluence is relatively distinct.If space is too nervous, for example the sign of the information of two neighbor points, due to adjacent very near, tied up space each other, relatively very unclear.
The shortcoming of prior art is: if a plurality of point is contiguous, identification information is inevitable also contiguous, because identification information takes up room relatively large, certainly will cause situation about mutually tying up, cause identification information to indicate indefinite, or can't more intactly identify, even likely to the user, bring misunderstanding.
Summary of the invention
The present invention is intended to one of solve the problems of the technologies described above at least to a certain extent.
For this reason, first purpose of the present invention is to propose a kind of method for information display of electronic chart, the information that is conducive to alleviate neighbor point shows the problem that shared space is crowded, and saves and utilize limited space to show abundant information, to the user, brings convenience.
Second purpose of the present invention is also to propose a kind of information display device of electronic chart.
For achieving the above object, the method for information display of the disclosed a kind of electronic chart of first aspect present invention embodiment, comprise the steps:
Obtain the type of a plurality of geographic position points on electronic chart;
The retrieval type is identical and meet the geographic position point of a plurality of vicinities of predeterminable range requirement, and generates the common adjacent domain of the geographic position point of a plurality of described vicinities;
Show the common sign of the geographic position point of described a plurality of vicinities in described common adjacent domain; And
When the user is positioned to described common adjacent domain, show successively the sign of the geographic position point of each described vicinity in described common adjacent domain.
Method for information display according to the electronic chart of the embodiment of the present invention, the information that is conducive to alleviate neighbor point shows the problem that shared space is crowded, and the mode that shows and point out with the common region rotation, saving utilizes limited space to show abundant information, to the user, brings great convenience.
In one embodiment of the invention, the geographic position point of each described vicinity is identified at roll display in described common adjacent domain.
The mode that adopts the common region rotation to show, save and utilize limited space to show abundant information.
In one embodiment of the invention, the method for information display of described electronic chart, also comprise the steps:
Geographic position point to the vicinity of the sign correspondence of the geographic position point of the vicinity of current demonstration is differently shown.
Wherein, described difference demonstration comprises highlighted demonstration and flickering display.
Show to point out the geographic position point of the vicinity of the current demonstration of user by difference, more simple and clear, meet user's needs.
In one embodiment of the invention, the method for information display of described electronic chart also comprises the steps:
When described user is positioned to sign correspondence regional of geographic position point of vicinity of described current demonstration, repeat to show the sign of geographic position point of the vicinity of described current demonstration, and, after displaying time surpasses Preset Time, switching shows the sign of other the contiguous geographic position points in described common region.
In another embodiment of the present invention, the method for information display of described electronic chart also comprises the steps: that the common adjacent domain corresponding to the geographic position point of dissimilar a plurality of vicinities is differently shown.
Further, to the geographic position point of dissimilar a plurality of vicinities, the explicit identification in corresponding common adjacent domain arranges respectively corresponding color and/or font.
In one embodiment of the invention, the method for information display of described electronic chart also comprises the steps: that the display area of described common adjacent domain is adjusted according to the current displaying ratio of described electronic chart.
The information display device of a kind of electronic chart that second aspect present invention embodiment proposes comprises: type acquisition module, for obtaining the type of a plurality of geographic position points on electronic chart; Retrieval module is identical and meet the geographic position point of a plurality of vicinities of predeterminable range requirement for retrieving type; The zone generation module, the corresponding common adjacent domain for the geographic position dot generation according to described a plurality of vicinities; And display module, for show the common sign of the geographic position point of described a plurality of vicinities in described common adjacent domain, and, when the user is positioned to described common adjacent domain, show successively the sign of the geographic position point of each described vicinity in described common adjacent domain.
According to the information display device of the electronic chart of the embodiment of the present invention, by dynamic demonstration, the information that is conducive to alleviate neighbor point shows the problem that shared space is crowded.In addition, in the mode of the common region roll display geographic position point that also prompting is just showing accordingly, not only save and utilize limited space to show abundant information, also more directly perceived, be convenient to the user and watch in time and search, fully meet consumers' demand.
In one embodiment of the invention, the sign of described display module geographic position point of each described vicinity of roll display in described common adjacent domain.
And described display module also is differently shown for the geographic position point of the vicinity of the sign correspondence of the geographic position point of the vicinity to current demonstration.
Point out the geographic position point of the vicinity of the current demonstration of user by highlighted demonstration and flickering display, more simple and clear, meet user's needs.
In one embodiment of the invention, described display module is during also for the sign correspondence of the geographic position point of the vicinity that is positioned to described current demonstration described user regional, repeat to show the sign of geographic position point of the vicinity of described current demonstration, and, after displaying time surpasses Preset Time, switching shows the sign of other the contiguous geographic position points in described common region.
In another embodiment of the present invention, also for the geographic position point of a plurality of vicinities to dissimilar, corresponding common adjacent domain is differently shown described display module.
In addition, described display module is also for adjusting the display area of described common adjacent domain according to the current displaying ratio of electronic chart.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
The accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the process flow diagram according to the method for information display of the electronic chart of the embodiment of the present invention;
Fig. 2 is the schematic diagram that the information of electronic chart according to an embodiment of the invention shows;
Fig. 3 is the schematic diagram that the information of the electronic chart of another embodiment according to the present invention shows;
Fig. 4 is the schematic diagram that the information of electronic chart in accordance with another embodiment of the present invention shows;
Fig. 5 is the schematic diagram of the information displaying ratio of electronic chart according to an embodiment of the invention while dwindling; And
Fig. 6 is the block scheme according to the information display device of the electronic chart of the embodiment of the present invention.
Embodiment
Below describe embodiments of the invention in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label means same or similar element or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
In the present invention, unless otherwise clearly defined and limited, broad understanding should be done in the terms such as term " installation ", " being connected ", " connection ", " fixing ", for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also to be electrically connected to; Can be directly to be connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only mean that the First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic directly over Second Characteristic and oblique upper, or only mean that the First Characteristic level height is less than Second Characteristic.
The method for information display of the electronic chart proposed according to first aspect present invention embodiment is described below with reference to Fig. 1 to Fig. 5.
As shown in Figure 1, the method for information display of this electronic chart comprises the steps:
S101, obtain the type of a plurality of geographic position points on electronic chart.
That is to say, choose a plurality of geographic position point on electronic chart, the type of these geographic position points can be same or analogous, can be also different.
S102, the retrieval type is identical and meet the geographic position point of a plurality of vicinities of predeterminable range requirement, and generates the common adjacent domain of the geographic position point of a plurality of vicinities.
Particularly, retrieval type identical or close geographic position point on electronic chart, and these geographic position points are contiguous, meet certain distance, for example contiguous station, the office building that is close to, identify with the symbol of relative separation respectively.For example, as shown in Figure 2, at the circumference 1KM geographic position point identical with interior type, comprise A mansion, B mansion, C mansion, the Zhe Sanzuo mansion is all the building that writes, and all in the 1KM scope centered by O.In addition, the Zhe Sanzuo mansion has formed common adjacent domain D.
S103, the common sign of the geographic position point of a plurality of vicinities of demonstration in common adjacent domain.
That is to say, as shown in Figure 3, the printed words that show the common sign " mansion " of San Zuo mansion A, B, C at common adjacent domain D, tell the user so very intuitively, in the 1KM scope centered by O, the office building mansion being arranged, is not other buildingss (such as gymnasium etc.).
S104 when the user is positioned to common adjacent domain, shows successively the sign of the geographic position point that each is contiguous in common adjacent domain.
That is to say, when the user with mouse or finger point on electronic chart during this common adjacent domain, showing successively A mansion, B mansion, C mansion in common adjacent domain D.
In one embodiment of the invention, each contiguous geographic position point is identified at roll display in common adjacent domain.And, the geographic position point of the vicinity of the sign correspondence of the geographic position point of the vicinity of current demonstration is differently shown.Wherein, difference shows can be highlighted demonstration and flickering display.
Particularly, as shown in Figure 2, A mansion, B mansion, C mansion roll display in common adjacent domain D, for example from left to right show.And, while showing the A mansion in common adjacent domain D, correspondingly, the highlighted or flicker in the position of corresponding A mansion on electronic chart, this geographical location point just shown in order to prompting.
Select the roll display mode, reduce thus the use in space, also show abundant information.And, when showing, institute is being shown to a side symbol is highlighted or glimmering, to reach the purpose of prompting.After the sign roll display of a geographic position point finishes, then show the sign of other geographic position points, the geographic position point that simultaneously will show is highlighted or glimmer.In addition, when the user navigates to each geographic position point regional, show the information of this geographic position point in common adjacent domain.
Further, in one embodiment of the invention, when the user is positioned to sign correspondence regional of geographic position point of vicinity of current demonstration, repeat to show the sign of geographic position point of the vicinity of current demonstration, and, after displaying time surpasses Preset Time, switching shows the sign of other the contiguous geographic position points in common region.
In an example of the present invention, as shown in Figure 2, while being positioned to place, A mansion regional on electronic chart as the user, common adjacent domain D shows the A mansion always, and, after displaying time surpasses 5 seconds, adjacent domain D starts to show the B mansion jointly.
The sign that preferably, in common region, can show by turns a plurality of neighbor points.And the displaying time of each geographic position point is set to approximately equal in common region, with the switching time of each geographic position point of balance.Certainly, the displaying time of each geographic position point also can be unequal, and for example work as one of them geographic position point and there is terrestrial reference, or well known, its displaying time can be relatively longer.
In another embodiment of the present invention, to the geographic position point of dissimilar a plurality of vicinities, corresponding common adjacent domain is differently shown.And the explicit identification to the geographic position point of dissimilar a plurality of vicinities in corresponding common adjacent domain arranges respectively corresponding color and/or font.
That is to say, if the type difference of two points is larger, can adopt different public domain frames or other signs to provide prompting, avoid the user to cause illusion.For example, the display text information such as displaying symbol also not only in common region.
Particularly, as shown in Figure 4, in the 2KM scope centered by X, comprise Y hospital, Z bank.Wherein, during the printed words of roll display in the common adjacent domain Q of Y hospital, Z bank " Y hospital ", font color can be redness, and font size can be No. four; And, when showing the printed words of " Z bank ", font color can be green, font size can be No. five.
In one embodiment of the invention, the display area of common adjacent domain is adjusted according to the current displaying ratio of electronic chart.
That is to say, the user can, by zooming in or out the ratio of electronic chart, change the size of common adjacent domain.For example, while showing macroscopical map, even do not show the common information viewing area, only show a little, as shown in Figure 5, A, B, C mansion only are shown as A, B, tri-points of C.When the user positions, just show common region D, as shown in Figures 2 and 3.That is to say, if the map shown is local, when rich space is arranged, can show relatively at leisure common adjacent domain.
Method for information display according to the electronic chart of the embodiment of the present invention, the information that is conducive to alleviate neighbor point shows the problem that shared space is crowded, and the mode that shows and point out with the common region rotation, saving utilizes limited space to show abundant information, to the user, brings great convenience.
The information display device of the electronic chart proposed according to second aspect present invention embodiment is described below with reference to Fig. 2 to Fig. 6.
As shown in Figure 6, the information display device of this electronic chart comprises type acquisition module 601, retrieval module 602, regional generation module 603 and display module 604.
Wherein, type acquisition module 601 is for obtaining the type of a plurality of geographic position points on electronic chart.Be understandable that, the type of these geographic position points can be same or analogous, can be also different.
The zone generation module 603 common adjacent domain corresponding for the geographic position dot generation according to a plurality of vicinities.For example, the A mansion in Fig. 2, B mansion, C mansion have formed common adjacent domain D.
That is to say, as shown in Figure 3, the printed words that display module 604 shows the common sign " mansion " of San Zuo mansion A, B, C at common adjacent domain D, tell the user so very intuitively, in the 1KM scope centered by O, the office building mansion being arranged, is not other buildingss (such as gymnasium etc.).And, when the user with mouse or finger point on electronic chart during this common adjacent domain, display module 604 is showing successively A mansion, B mansion, C mansion in common adjacent domain D.
In one embodiment of the invention, the sign of display module 604 each contiguous geographic position point of roll display in common adjacent domain.And display module 604 also is differently shown for the geographic position point of the vicinity of the sign correspondence of the geographic position point of the vicinity to current demonstration.Wherein, difference shows can be highlighted demonstration and flickering display.
Particularly, as shown in Figure 2, A mansion, B mansion, C mansion roll display in common adjacent domain D, for example from left to right show.And, when display module 604 shows the A mansion in common adjacent domain D, correspondingly, the highlighted or flicker in the position of corresponding A mansion on electronic chart, this geographical location point just shown in order to prompting.
Select the roll display mode, reduce thus the use in space, also show abundant information.And, when showing, institute is being shown to a side symbol is highlighted or glimmering, to reach the purpose of prompting.After the sign roll display of a geographic position point finishes, then show the sign of other geographic position points, the geographic position point that simultaneously will show is highlighted or glimmer.In addition, when the user navigates to each geographic position point regional, display module 604 shows the information of this geographic position point in common adjacent domain.
Further, in one embodiment of the invention, display module 604 is during also for the sign correspondence of the geographic position point of the vicinity that is positioned to current demonstration the user regional, repeat to show the sign of geographic position point of the vicinity of current demonstration, and, after displaying time surpasses Preset Time, switching shows the sign of other the contiguous geographic position points in common region.
In an example of the present invention, as shown in Figure 2, while being positioned to place, A mansion regional on electronic chart as the user, display module 604 shows the A mansion at common adjacent domain D always, and, after displaying time surpasses 5 seconds, common adjacent domain D starts to show the B mansion.Wherein, displaying time 5 seconds is only exemplarily with explaining, and is not limited in this.
Preferably, display module 604 can show by turns the sign of a plurality of neighbor points in common region.And the displaying time of each geographic position point is set to approximately equal in common region, with the switching time of each geographic position point of balance.Certainly, the displaying time of each geographic position point also can be unequal, and for example work as one of them geographic position point and there is terrestrial reference, or well known, its displaying time can be relatively longer.
In another embodiment of the present invention, also for the geographic position point of a plurality of vicinities to dissimilar, corresponding common adjacent domain is differently shown display module 604.And the explicit identification to the geographic position point of dissimilar a plurality of vicinities in corresponding common adjacent domain arranges respectively corresponding color and/or font.
That is to say, if the type difference of two geographic position points is larger, can adopt different public domain frames or other signs to provide prompting, avoid the user to cause illusion.For example, the display text information such as displaying symbol also not only in common region.
Particularly, as shown in Figure 4, in the 2KM scope centered by X, comprise Y hospital, Z bank.Wherein, during the printed words of display module 604 roll display " Y hospital " in the common adjacent domain Q of Y hospital, Z bank, font color can be redness, and font size can be No. four; And, when showing the printed words of " Z bank ", font color can be green, font size can be No. five.
In one embodiment of the invention, display module 604 is also for the display area of the common adjacent domain of current displaying ratio adjustment according to electronic chart.
That is to say, the user can, by zooming in or out the ratio of electronic chart, change the size of common adjacent domain.For example, when display module 604 shows macroscopical map, even do not show the common information viewing area, only show a little, as shown in Figure 5, A, B, C mansion only are shown as A, B, tri-points of C.When the user positions, display module 604 just shows common region D, as shown in Figures 2 and 3.That is to say, if the map shown is local, when rich space is arranged, display module 604 can show common adjacent domain relatively at leisure.
According to the information display device of the electronic chart of the embodiment of the present invention, by dynamic demonstration, the information that is conducive to alleviate neighbor point shows the problem that shared space is crowded.In addition, in the mode of the common region roll display geographic position point that also prompting is just showing accordingly, not only save and utilize limited space to show abundant information, also more directly perceived, be convenient to the user and watch in time and search, fully meet consumers' demand.
In process flow diagram or any process of otherwise describing at this or method describe and can be understood to, mean to comprise one or more module, fragment or part for the code of the executable instruction of the step that realizes specific logical function or process, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can be not according to order shown or that discuss, comprise according to related function by the mode of basic while or by contrary order, carry out function, this should be understood by the embodiments of the invention person of ordinary skill in the field.
The logic and/or the step that mean or otherwise describe at this in process flow diagram, for example, can be considered to the sequencing list of the executable instruction for realizing logic function, may be embodied in any computer-readable medium, use for instruction execution system, device or equipment (as the computer based system, comprise that the system of processor or other can and carry out the system of instruction from instruction execution system, device or equipment instruction fetch), or use in conjunction with these instruction execution systems, device or equipment.With regard to this instructions, " computer-readable medium " can be anyly can comprise, storage, communication, propagation or transmission procedure be for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically of computer-readable medium (non-exhaustive list) comprises following: the electrical connection section (electronic installation) with one or more wirings, portable computer diskette box (magnetic device), random-access memory (ram), ROM (read-only memory) (ROM), the erasable ROM (read-only memory) (EPROM or flash memory) of editing, fiber device, and portable optic disk ROM (read-only memory) (CDROM).In addition, computer-readable medium can be even paper or other the suitable medium that can print described program thereon, because can be for example by paper or other media be carried out to optical scanning, then edited, decipher or process in the electronics mode and obtain described program with other suitable methods in case of necessity, then it is stored in computer memory.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, a plurality of steps or method can realize with being stored in storer and by software or the firmware of suitable instruction execution system execution.For example, if realize with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: have for data-signal being realized to the discrete logic of the logic gates of logic function, special IC with suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that and realize that all or part of step that above-described embodiment method is carried is to come the hardware that instruction is relevant to complete by program, described program can be stored in a kind of computer-readable recording medium, this program, when carrying out, comprises step of embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, can be also that the independent physics of unit exists, and also can be integrated in a module two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, also can adopt the form of software function module to realize.If described integrated module usings that the form of software function module realizes and during as production marketing independently or use, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium of mentioning can be ROM (read-only memory), disk or CD etc.
In the description of this instructions, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the characteristics of this embodiment or example description.In this manual, the schematic statement of above-mentioned term not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or characteristics can be with suitable mode combinations in any one or more embodiment or example.
Although the above has illustrated and has described embodiments of the invention, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art is not in the situation that break away from principle of the present invention and aim can be changed above-described embodiment within the scope of the invention, modification, replacement and modification.
Claims (14)
1. the method for information display of an electronic chart, is characterized in that, comprises the steps:
Obtain the type of a plurality of geographic position points on electronic chart;
The retrieval type is identical and meet the geographic position point of a plurality of vicinities of predeterminable range requirement, and generates the common adjacent domain of the geographic position point of a plurality of described vicinities;
Show the common sign of the geographic position point of described a plurality of vicinities in described common adjacent domain; And
When the user is positioned to described common adjacent domain, show successively the sign of the geographic position point of each described vicinity in described common adjacent domain.
2. the method for information display of electronic chart as claimed in claim 1, is characterized in that, the geographic position point of each described vicinity be identified at roll display in described common adjacent domain.
3. the method for information display of electronic chart as claimed in claim 1 or 2, is characterized in that, also comprises the steps:
Geographic position point to the vicinity of the sign correspondence of the geographic position point of the vicinity of current demonstration is differently shown.
4. the method for information display of electronic chart as claimed in claim 3, is characterized in that, described difference shows and comprises: highlighted demonstration and flickering display.
5. the method for information display of electronic chart as claimed in claim 1, is characterized in that, also comprises the steps:
When described user is positioned to sign correspondence regional of geographic position point of vicinity of described current demonstration, repeat to show the sign of geographic position point of the vicinity of described current demonstration, and, after displaying time surpasses Preset Time, switching shows the sign of other the contiguous geographic position points in described common region.
6. as the method for information display of the described electronic chart of any one in claim 1-5, it is characterized in that, also comprise the steps: that the common adjacent domain corresponding to the geographic position point of dissimilar a plurality of vicinities is differently shown.
7. the method for information display of electronic chart as claimed in claim 6, is characterized in that, the explicit identification to the geographic position point of dissimilar a plurality of vicinities in corresponding common adjacent domain arranges respectively corresponding color and/or font.
8. as the method for information display of the described electronic chart of any one in claim 1-7, it is characterized in that, also comprise the steps:
The display area of described common adjacent domain is adjusted according to the current displaying ratio of described electronic chart.
9. the information display device of an electronic chart, is characterized in that, comprising:
Type acquisition module, for obtaining the type of a plurality of geographic position points on electronic chart;
Retrieval module is identical and meet the geographic position point of a plurality of vicinities of predeterminable range requirement for retrieving type;
The zone generation module, the corresponding common adjacent domain for the geographic position dot generation according to described a plurality of vicinities; And
Display module, for show the common sign of the geographic position point of described a plurality of vicinities in described common adjacent domain, and, when the user is positioned to described common adjacent domain, show successively the sign of the geographic position point of each described vicinity in described common adjacent domain.
10. the information display device of electronic chart as claimed in claim 9, is characterized in that, the sign of described display module geographic position point of each described vicinity of roll display in described common adjacent domain.
11. the information display device as claim 9 or 10 described electronic charts, is characterized in that, described display module also is differently shown for the geographic position point of the vicinity of the sign correspondence of the geographic position point of the vicinity to current demonstration.
12. the information display device of electronic chart as claimed in claim 9, it is characterized in that, described display module is during also for the sign correspondence of the geographic position point of the vicinity that is positioned to described current demonstration described user regional, repeat to show the sign of geographic position point of the vicinity of described current demonstration, and, after displaying time surpasses Preset Time, switching shows the sign of other the contiguous geographic position points in described common region.
13. the information display device as the described electronic chart of any one in claim 9-12, is characterized in that, also for the geographic position point of a plurality of vicinities to dissimilar, corresponding common adjacent domain is differently shown described display module.
14. the information display device as the described electronic chart of any one in claim 9-13, is characterized in that, described display module is also for adjusting the display area of described common adjacent domain according to the current displaying ratio of electronic chart.
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| CN105208329A (en) * | 2015-09-06 | 2015-12-30 | 广东威创视讯科技股份有限公司 | Image data selection method and related device |
| CN105486302A (en) * | 2015-11-20 | 2016-04-13 | 魅族科技（中国）有限公司 | Map displaying method and terminal |
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