CN103868515A - Method for free movement of zoom-in map and zoom-out map - Google Patents
Method for free movement of zoom-in map and zoom-out map Download PDFInfo
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- CN103868515A CN103868515A CN201310726941.9A CN201310726941A CN103868515A CN 103868515 A CN103868515 A CN 103868515A CN 201310726941 A CN201310726941 A CN 201310726941A CN 103868515 A CN103868515 A CN 103868515A
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- map
- enlarged drawing
- suspended window
- window
- dwindling
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3667—Display of a road map
- G01C21/367—Details, e.g. road map scale, orientation, zooming, illumination, level of detail, scrolling of road map or positioning of current position marker
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3667—Display of a road map
- G01C21/3673—Labelling using text of road map data items, e.g. road names, POI names
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Instructional Devices (AREA)
- Navigation (AREA)
Abstract
The invention discloses a method for free movement of a zoom-in map and a zoom-out map. A map in a navigator is displayed and divided into two parts, one part is the map which is used as a basic map, and the other part is an additional page for auxiliary display; the zoom-in map and the map information can be arranged in the additional page for display; the movable and zoom functions of the zoom-in map can be realized; the unmovable part is changed into a movable part; the map which cannot be zoomed in and zoomed out is changed into the map which can be zoomed in and zoomed out; two parts are arranged, one part is about the zoom-in and zoom-out of the zoom-in map, and the other part is about the movability of the zoom-in map. The method has the advantages that the flexibility of the navigation is improved through movement of left and right pictures in the navigator, and the navigator is human-friendly through the zoom-in and zoom-out functions of the left and right pictures on the map so as to guarantee that the left and right pictures in the navigator can be randomly arranged at proper positions like a control piece and can move freely.
Description
Technical field
The present invention relates to auto navigation field, particularly a kind of enlarged drawing and the method moving freely of dwindling map.
Background technology
Along with electronic technology and expanding economy, popularizing of private car, makes auto navigation in automotive field, show irreplaceable effect.Vehicle mounted guidance is made up of as shown in Figure 1 route guidance, route planning, navigation demonstration, data processing, voice broadcast, map retrieval, display, GPS and the several modules of power supply, and each module has different effects.Auto navigation provides the information such as route guidance, route planning, voice broadcast, map retrieval for human pilot.Along with auto navigation more and more receives people's concern, it is particularly important that the display effect of navigation also seems.In order to meet the demand of human pilot to navigation display effect, need to improve display module and the data processing module of navigation.
Summary of the invention
The object of the invention is in order to meet the demand of human pilot to navigation display effect, a kind of method moving freely that spy provides enlarged drawing and dwindled map.
A kind of method moving freely that the invention provides enlarged drawing and dwindle map, it is characterized in that: the map in navigation is shown and is divided into two parts, a part is that map itself is as basic map, a part is the auxiliary additional picture page showing, can place enlarged drawing, cartographic information shows in additional picture page; The display module of navigation is drawn except processing original map, also needs to process the information of drawing in additional picture page; Realize the removable and zoom function of enlarged drawing;
The realization of the removable function of enlarged drawing, can show the cartographic information blocking.If Fig. 2 is traditional map display effect, as can be seen from the figure right half part has been blocked in the appearance of enlarged drawing, and the demonstration of cartographic information is not comprehensive.Fig. 3, to the demonstration of floating of the window of enlarged drawing, can carry out move operation to it, only otherwise exceed the position that the indication range of navascreen can any mobile enlarged drawing.After movement, can see and be exaggerated the map segment that figure blocks.In additional picture page, place be map time see Fig. 4 similar to enlarged drawing and Fig. 5 shown in.
The amplification of enlarged drawing and the realization of reduction capability have increased amplification on basis movably and reduction capability is further dwindled the part being blocked, and the body of a map or chart of demonstration increases.Enlarged drawing is dwindled to the cartographic information can clearer demonstration being originally blocked, the map content blocking in can clearer demonstration floating frame after unsteady enlarged drawing dwindles.Display effect figure after Fig. 6 dwindles the enlarged drawing on the right, the information showed increased that map shows and do not affect the effect of demonstration, can also the overall view overall situation regardless of being that map or enlarged drawing can clearly present.The enlarged drawing having dwindled can move arbitrarily, and position places arbitrarily (as Fig. 7, shown in 8,9).While placing cartographic information in additional picture page and the effect of enlarged drawing similar, as shown in FIG. 10 and 11.
The present invention is directed to inflexible traditional map display effect improves, become movably immovable, the map that can not amplify and dwindle becomes can amplify reducible map, and map is become to map alive, departs from immotile old map display effect.Movement and convergent-divergent are combined, can show in more detail that the trip that the information in map is driver provides the more full and accurate service of consideration.
Be divided into two parts, a part is can dwindle about amplifying of enlarged drawing, and another part is the mobility about enlarged drawing.
First for the reducible function of amplifying of enlarged drawing, the scope that this definite functions can be amplified and dwindle, therefore amplify and dwindle and all can not exceed the range threshold that can amplify reducible maximum magnitude and minimum zone, map after amplification shows that information can be more clear more comprehensive, dwindle contrary, but the part that the map dwindling blocks can be revealed, the scope that the ratio of dwindling appears is more greatly just larger.Amplify the rear displaying contents with dwindling rear map so handle well, keep the aesthetic property of map.
Secondly for the mobility of enlarged drawing, traditional map display effect basic map and enlarged drawing are all fixed, immovable.
The present invention is directed to this display mode improves, the motionless thing of script is changed into movably, just as suspended window, can be suspended in the optional position in navigation, the picture page of enlarged drawing has blocked wants the map content seen, out of questionly this picture page can be hauled out to become suspended window, in original like this basic map, just demonstrate more cartographic information, also horn of plenty more just of the data that show, so just can be more convenient, clearerly see more positional information, become the enlarged drawing picture page of suspended window in this simultaneously, can dwindle and demonstrate the map content being blocked.The convergent-divergent of map and locomotive function are combined and can more perfectly annotate the shown cartographic information of navigation.
The technical matters solving: the scope moving freely of map and the amplification of map and the threshold value of dwindling.
Moving freely in order to allow attempt to change more flexible of map, is not limited to an Immobile region, and movably map can better represent the content of drawing in map.The amplification of map and dwindle on basis movably the better advantage of the removable map of performance, the suspension window after mobile not only can amplify but also can dwindle, and the appearance of suspended window has better shown the information of drawing in map.But the threshold value of convergent-divergent need to through overtesting draw can not be excessive also can not be too small, mobile scope can not be overflowed the phenomenon that half screen appears in screen within the shown scope of screen.
The movement of map:
The display module of navigation can create a main window and be used for showing cartographic information, the long display apparatus module by expanded view navigation can detect the operation to screen, the processor of notice vehicle mounted guidance, processor creates a subwindow according to the depicting module of corresponding instruction notification navigation, window attribute is defaulted as suspended state, now display module can be made as the display priority of suspended window the highlyest, and display apparatus module is monitored the variation of screen message at any time as Figure 12; Suspended window can move freely, implementation method is: the position that display apparatus module records click at any time passes to processor, processor passes to display module, display module oneself is preserved and is clicked record, calculate movably scope of suspended window according to the size of suspended window, move suspended window according to coordinate information and the scope of the point of record, and refresh map, realize moving freely of suspended window, as Figure 13.Adopt the mode of two buffer memorys for fear of map flickering display module.
The amplification of map and dwindling:
By enlarged drawing dwindle and movement can more perfectly show the information in map, as shown in figure 14, become after suspended window at map, for suspended window adds the function of amplifying and dwindling, implementation method: display apparatus module detects the operation to screen, double-clicking expanded view amplifies suspended window, display apparatus module passes to display module by click information by processor, display module according to before up-to-date mobile message once determine position and the scope of suspended window, be used for judging that current double click operation position is whether within suspended window scope.If within the scope of suspended window, display module is compared to the current size of suspended window and maximum suspended window size, and being no more than maximal value can amplify.The grade of amplifying judges according to the percent information of the size of current suspension window and amplification compares.Find corresponding ratio index can complete the amplifieroperation of window.
Magnification ratio is divided into four grades, amplifies successively.As shown in Figure 15,16,17,18.In like manner, just reduction operation is to click screen to reduction operation.Be to amplify or the operation of dwindling all depends on data, the amplification mode adopting according to the difference of data is also different.The amplification of enlarged drawing and dwindle and do not need again to do data and only the picture of enlarged drawing need to be carried out to convergent-divergent according to certain ratio.If in additional picture page, place be basic map time, display module can be made data again by processor notification data module, after data creating success, notifies display module again to draw navigation by processor.
Display apparatus module detects screen 10s without after operating, and suspended window becomes stationary window automatically, then vice-minister is by can be changed into suspended window.
Advantage of the present invention:
The movement of left and right picture in navigation, has improved the dirigibility of navigation, and on map, the amplification reduction capability of left and right picture makes to navigate more humane, makes the control of left and right picture photo in navigation equally can put arbitrarily its position, and can move arbitrarily.
Brief description of the drawings
Below in conjunction with drawings and the embodiments, the present invention is further detailed explanation:
Fig. 1 is the basic composition cellular construction schematic diagram of vehicle mounted guidance;
Fig. 2 is traditional map display effect schematic diagram;
Fig. 3 is to the demonstration of floating of the window of enlarged drawing;
Fig. 4 is that what in additional picture page, place is map display effect one;
Fig. 5 is that what in additional picture page, place is map display effect two;
Fig. 6 is the display effect figure after enlarged drawing dwindles;
Fig. 7 is that the enlarged drawing having dwindled is placed arbitrarily schematic diagram one;
Fig. 8 is that the enlarged drawing having dwindled is placed arbitrarily schematic diagram two;
Fig. 9 is that the enlarged drawing having dwindled is placed arbitrarily schematic diagram three;
Figure 10 is while placing cartographic information in additional picture page and the display effect schematic diagram one of enlarged drawing;
Figure 11 is while placing cartographic information in additional picture page and the display effect schematic diagram two of enlarged drawing;
Figure 12 is the variation diagram that display apparatus module is monitored screen message at any time;
Figure 13 realizes moving freely of suspended window;
Figure 14 is dwindling and the mobile information schematic diagram more perfectly showing in map by enlarged drawing;
Figure 15 is that the magnification ratio of window amplifieroperation is divided into one of four grade schematic diagram;
Figure 16 is that the magnification ratio of window amplifieroperation is divided into one of four grade schematic diagram;
Figure 17 is that the magnification ratio of window amplifieroperation is divided into one of four grade schematic diagram;
Figure 18 is that the magnification ratio of window amplifieroperation is divided into one of four grade schematic diagram.
Embodiment
Embodiment 1
A kind of method moving freely that the invention provides enlarged drawing and dwindle map, it is characterized in that: the map in navigation is shown and is divided into two parts, a part is that map itself is as basic map, a part is the auxiliary additional picture page showing, can place enlarged drawing, cartographic information shows in additional picture page; The display module of navigation is drawn except processing original map, also needs to process the information of drawing in additional picture page; Realize the removable and zoom function of enlarged drawing;
The realization of the removable function of enlarged drawing, can show the cartographic information blocking.If Fig. 2 is traditional map display effect, as can be seen from the figure right half part has been blocked in the appearance of enlarged drawing, and the demonstration of cartographic information is not comprehensive.Fig. 3, to the demonstration of floating of the window of enlarged drawing, can carry out move operation to it, only otherwise exceed the position that the indication range of navascreen can any mobile enlarged drawing.After movement, can see and be exaggerated the map segment that figure blocks.In additional picture page, place be map time see Fig. 4 similar to enlarged drawing and Fig. 5 shown in.
The amplification of enlarged drawing and the realization of reduction capability have increased amplification on basis movably and reduction capability is further dwindled the part being blocked, and the body of a map or chart of demonstration increases.Enlarged drawing is dwindled to the cartographic information can clearer demonstration being originally blocked, the map content blocking in can clearer demonstration floating frame after unsteady enlarged drawing dwindles.Display effect figure after Fig. 6 dwindles the enlarged drawing on the right, the information showed increased that map shows and do not affect the effect of demonstration, can also the overall view overall situation regardless of being that map or enlarged drawing can clearly present.The enlarged drawing having dwindled can move arbitrarily, and position places arbitrarily (as Fig. 7, shown in 8,9).While placing cartographic information in additional picture page and the effect of enlarged drawing similar, as shown in FIG. 10 and 11.
The present invention is directed to inflexible traditional map display effect improves, become movably immovable, the map that can not amplify and dwindle becomes can amplify reducible map, and map is become to map alive, departs from immotile old map display effect.Movement and convergent-divergent are combined, can show in more detail that the trip that the information in map is driver provides the more full and accurate service of consideration.
Be divided into two parts, a part is can dwindle about amplifying of enlarged drawing, and another part is the mobility about enlarged drawing.
First for the reducible function of amplifying of enlarged drawing, the scope that this definite functions can be amplified and dwindle, therefore amplify and dwindle and all can not exceed the range threshold that can amplify reducible maximum magnitude and minimum zone, map after amplification shows that information can be more clear more comprehensive, dwindle contrary, but the part that the map dwindling blocks can be revealed, the scope that the ratio of dwindling appears is more greatly just larger.Amplify the rear displaying contents with dwindling rear map so handle well, keep the aesthetic property of map.
Secondly for the mobility of enlarged drawing, traditional map display effect basic map and enlarged drawing are all fixed, immovable.
The present invention is directed to this display mode improves, the motionless thing of script is changed into movably, just as suspended window, can be suspended in the optional position in navigation, the picture page of enlarged drawing has blocked wants the map content seen, out of questionly this picture page can be hauled out to become suspended window, in original like this basic map, just demonstrate more cartographic information, also horn of plenty more just of the data that show, so just can be more convenient, clearerly see more positional information, become the enlarged drawing picture page of suspended window in this simultaneously, can dwindle and demonstrate the map content being blocked.The convergent-divergent of map and locomotive function are combined and can more perfectly annotate the shown cartographic information of navigation.
The technical matters solving: the scope moving freely of map and the amplification of map and the threshold value of dwindling.
Moving freely in order to allow attempt to change more flexible of map, is not limited to an Immobile region, and movably map can better represent the content of drawing in map.The amplification of map and dwindle on basis movably the better advantage of the removable map of performance, the suspension window after mobile not only can amplify but also can dwindle, and the appearance of suspended window has better shown the information of drawing in map.But the threshold value of convergent-divergent need to through overtesting draw can not be excessive also can not be too small, mobile scope can not be overflowed the phenomenon that half screen appears in screen within the shown scope of screen.
The movement of map:
The display module of navigation can create a main window and be used for showing cartographic information, the long display apparatus module by expanded view navigation can detect the operation to screen, the processor of notice vehicle mounted guidance, processor creates a subwindow according to the depicting module of corresponding instruction notification navigation, window attribute is defaulted as suspended state, now display module can be made as the display priority of suspended window the highlyest, and display apparatus module is monitored the variation of screen message at any time as Figure 12; Suspended window can move freely, implementation method is: the position that display apparatus module records click at any time passes to processor, processor passes to display module, display module oneself is preserved and is clicked record, calculate movably scope of suspended window according to the size of suspended window, move suspended window according to coordinate information and the scope of the point of record, and refresh map, realize moving freely of suspended window, as Figure 13.Adopt the mode of two buffer memorys for fear of map flickering display module.
The amplification of map and dwindling:
By enlarged drawing dwindle and movement can more perfectly show the information in map, as shown in figure 14, become after suspended window at map, for suspended window adds the function of amplifying and dwindling, implementation method: display apparatus module detects the operation to screen, double-clicking expanded view amplifies suspended window, display apparatus module passes to display module by click information by processor, display module according to before up-to-date mobile message once determine position and the scope of suspended window, be used for judging that current double click operation position is whether within suspended window scope.If within the scope of suspended window, display module is compared to the current size of suspended window and maximum suspended window size, and being no more than maximal value can amplify.The grade of amplifying judges according to the percent information of the size of current suspension window and amplification compares.Find corresponding ratio index can complete the amplifieroperation of window.
Magnification ratio is divided into four grades, amplifies successively.As shown in Figure 15,16,17,18.In like manner, just reduction operation is to click screen to reduction operation.Be to amplify or the operation of dwindling all depends on data, the amplification mode adopting according to the difference of data is also different.The amplification of enlarged drawing and dwindle and do not need again to do data and only the picture of enlarged drawing need to be carried out to convergent-divergent according to certain ratio.If in additional picture page, place be basic map time, display module can be made data again by processor notification data module, after data creating success, notifies display module again to draw navigation by processor.
Display apparatus module detects screen 10s without after operating, and suspended window becomes stationary window automatically, then vice-minister is by can be changed into suspended window.
Claims (2)
1. an enlarged drawing and the method moving freely of dwindling map, it is characterized in that: the map in navigation is shown and is divided into two parts, a part is that map itself is as basic map, a part is the auxiliary additional picture page showing, can place enlarged drawing, cartographic information shows in additional picture page; The display module of navigation is drawn except processing original map, also needs to process the information of drawing in additional picture page; Realize the removable and zoom function of enlarged drawing;
The realization of the removable function of enlarged drawing, can show the cartographic information blocking; To the demonstration of floating of the window of enlarged drawing, it is carried out to move operation, only otherwise exceed the position that the indication range of navascreen can any mobile enlarged drawing; After movement, can see and be exaggerated the map segment that figure blocks;
The amplification of enlarged drawing and the realization of reduction capability have increased amplification on basis movably and reduction capability is further dwindled the part being blocked, and the body of a map or chart of demonstration increases; Enlarged drawing is dwindled to the cartographic information can clearer demonstration being originally blocked, the map content blocking in can clearer demonstration floating frame after unsteady enlarged drawing dwindles;
Become movably immovable, the map that can not amplify and dwindle becomes can amplify reducible map;
Be divided into two parts, a part is can dwindle about amplifying of enlarged drawing, and another part is the mobility about enlarged drawing;
First for the reducible function of amplifying of enlarged drawing, the scope that this definite functions can be amplified and dwindle, therefore amplify and dwindle and all can not exceed the range threshold that can amplify reducible maximum magnitude and minimum zone, map after amplification shows that information can be more clear more comprehensive, dwindle contrary, but the part that the map dwindling blocks can be revealed, the scope that the ratio of dwindling appears is more greatly just larger; Amplify the rear displaying contents with dwindling rear map so handle well, keep the aesthetic property of map;
Secondly for the mobility of enlarged drawing, traditional map display effect basic map and enlarged drawing are all fixed, immovable; The motionless thing of script is changed into movably, can be suspended in the optional position in navigation, the picture page of enlarged drawing has blocked wants the map content seen, out of questionly this picture page can be hauled out to become suspended window, in basic map, just demonstrate more cartographic information, also horn of plenty more just of the data of demonstration.
2. according to enlarged drawing claimed in claim 1 and the method moving freely of dwindling map, it is characterized in that: described enlarged drawing and the method moving freely of dwindling map comprise: the movement of map and the amplification of map and dwindle;
The movement of map:
The display module of navigation can create a main window and be used for showing cartographic information, the long display apparatus module by expanded view navigation can detect the operation to screen, the processor of notice vehicle mounted guidance, processor creates a subwindow according to the depicting module of corresponding instruction notification navigation, window attribute is defaulted as suspended state, now display module the display priority of suspended window can be made as the highest, display apparatus module monitor at any time screen message change; Suspended window can move freely, implementation method is: the position that display apparatus module records click at any time passes to processor, processor passes to display module, display module oneself is preserved and is clicked record, calculate movably scope of suspended window according to the size of suspended window, move suspended window according to coordinate information and the scope of the point of record, and refresh map, realize moving freely of suspended window, adopted the mode of two buffer memorys for fear of map flickering display module;
The amplification of map and dwindling:
By enlarged drawing dwindle and movement can more perfectly show the information in map, become after suspended window at map, amplify and the function of dwindling for suspended window adds; Implementation method: display apparatus module detects the operation to screen, double-clicking expanded view amplifies suspended window, display apparatus module passes to display module by click information by processor, display module according to before up-to-date mobile message once determine position and the scope of suspended window, be used for judging that current double click operation position is whether within suspended window scope; If within the scope of suspended window, display module is compared to the current size of suspended window and maximum suspended window size, and being no more than maximal value can amplify; The grade of amplifying judges according to the percent information of the size of current suspension window and amplification compares; Find corresponding ratio index can complete the amplifieroperation of window;
Magnification ratio is divided into four grades, amplifies successively; In like manner, just reduction operation is to click screen to reduction operation; Be to amplify or the operation of dwindling all depends on data, the amplification mode adopting according to the difference of data is also different; The amplification of enlarged drawing and dwindle and do not need again to do data and only the picture of enlarged drawing need to be carried out to convergent-divergent according to certain ratio; If in additional picture page, place be basic map time, display module can be made data again by processor notification data module, after data creating success, notifies display module again to draw navigation by processor;
Display apparatus module detects screen 10s without after operating, and suspended window becomes stationary window automatically, then vice-minister is by can be changed into suspended window.
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| CN105677159A (en) * | 2016-01-14 | 2016-06-15 | 深圳市至壹科技开发有限公司 | Video display method and video display device |
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