CN111414447A - Map circle selection method and device - Google Patents
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- 238000004590 computer program Methods 0.000 claims description 12
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- 238000012544 monitoring process Methods 0.000 claims description 4
- 230000006870 function Effects 0.000 description 10
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Abstract
The invention discloses a map selection method, which comprises the steps of obtaining operation parameters of a user for map selection operation; calculating an actual geographic range parameter according to the operating parameter; and displaying the actual geographic range parameter on the map according to a preset configuration rule. The invention also discloses a map circling device, a storage medium and an electronic device.
Description
Technical Field
The present invention relates to the field of computer technologies, and in particular, to a method and an apparatus for selecting a map, a storage medium, and an electronic apparatus.
Background
The current map selection technology does not have an intuitive display of the selection range, so that a user cannot clearly know the actual geographic range, such as the radius, of the selected region. Meanwhile, the user is not convenient to perform subsequent business operation based on a clear and visual actual geographic range. Therefore, the map selection and display scheme is improved, the visibility of the selection range is perfectly combined with the further service requirements of the user, and the intuition and convenience of service operation are necessarily improved.
Disclosure of Invention
In order to solve the technical problems, the invention provides a map circling method, a map circling device, a storage medium and an electronic device.
The embodiment of the invention provides a map circling method, which comprises the following steps,
acquiring operation parameters of a user for the map selection operation;
calculating an actual geographic range parameter according to the operating parameter;
and displaying the actual geographic range parameter on the map according to a preset configuration rule.
The embodiment of the invention also provides a map circling device, which comprises,
setting to obtain operation parameters of a user for the map selection operation;
setting to calculate an actual geographic range parameter from the operating parameter;
and setting to display the actual geographic range parameter on the map according to a preset configuration rule.
An embodiment of the present invention further provides a storage medium, in which a computer program is stored, where the computer program is configured to execute the above map selection method when running.
The embodiment of the present invention further provides an electronic device, which includes a memory and a processor, and is characterized in that the memory stores a computer program, and the processor is configured to run the computer program to execute the above map selection method.
Drawings
Fig. 1 is a flowchart of a map selection method according to an embodiment;
fig. 2 is a flowchart of a map selection method according to the second embodiment;
fig. 3 is a schematic diagram illustrating an actual geographic radius parameter value displayed after the map is circled according to the second embodiment;
fig. 4 is a structural diagram of a map selection apparatus according to a third embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
Example one
An embodiment of the present invention provides a method for selecting a map, the flow of which is shown in fig. 1, including,
step 101, obtaining operation parameters of a user for the map selection operation;
102, calculating an actual geographic range parameter according to the operation parameter;
and 103, displaying the actual geographic range parameter on the map according to a preset configuration rule.
Optionally, the operating parameter comprises at least one of: starting point, ending point, radius, diameter and shape;
the calculating an actual geographic range parameter from the operational parameter includes:
determining an actual geographic coordinate corresponding to the operation parameter according to the operation parameter, and calculating an actual geographic range parameter according to the actual geographic coordinate;
the actual geographic range parameter includes at least one of: shape, side length, radius, diameter, and area.
Optionally, the preset configuration rule includes: actual geographic range parameters to be displayed, or actual geographic range parameters to be displayed and corresponding display formats;
displaying the actual geographic range parameter according to a preset configuration rule, wherein the display comprises:
displaying the actual geographic range parameter value according to the actual geographic range parameter required to be displayed;
or displaying the actual geographic range parameter value by using a corresponding format according to the actual geographic range parameter required to be displayed and the corresponding display format; wherein the display format at least comprises: color and font.
Optionally, the step 103 of displaying the actual geographic range parameter on the map includes:
and adding a layer on the map object for displaying the map, and displaying the actual geographic range parameter in the added layer.
Optionally, the step 103 of displaying the actual geographic range parameter on the map further includes:
adding a covering in the added layer, wherein the covering shows the shape of the corresponding circle selection range.
Optionally, calculating an actual geographic range parameter according to the operation parameter in step 102 includes:
calculating actual geographic range parameters in real time when the operating parameters change;
correspondingly, the step 103 of displaying the actual geographic range parameter on the map includes:
when the calculated actual geographical range parameter is updated, the updated actual geographical range parameter is displayed in real time.
Optionally, after the circle selection operation is finished, monitoring a user search instruction;
searching service data meeting the conditions in the selected range according to the search instruction;
and correspondingly displaying the search result on the map.
Optionally, after the circle selection operation is finished, detecting the position of a mouse in real time, and when the distance between the position of the mouse and the edge of the circle selection range on the map is within a preset mouse adsorption range, adsorbing the mouse to the edge of the circle selection range; and after the mouse moves, acquiring new operation parameters again, and updating and calculating new actual geographic range parameters.
Example two
The embodiment of the invention provides a map selection method, the flow of which is shown in figure 2, and the method comprises the following steps:
step 201: acquiring a map object;
the map object refers to a map controller corresponding to the display map; optionally, the controller is a javascript object. Alternatively, other map controllers are known to those skilled in the art.
Step 202: newly creating a map layer on a map;
the map layer is used for storing operation parameters of user selection operation and corresponding actual geographic range parameters needing to be displayed;
step 203: adding a covering material in the newly-built layer, and adding a covering material pattern;
step 204: acquiring operation parameters of a user for the map selection operation;
step 205: calculating an actual geographic range parameter according to the operating parameter;
step 206: and displaying the actual geographic range parameter on the map according to a preset configuration rule.
Optionally, wherein the operating parameter comprises at least one of: starting point, ending point, radius, diameter and shape; the starting point and the end point of circle selection corresponding to the circle selection operation performed by the user on the map can correspond to opposite angles of the rectangular range; alternatively, the starting point and the end point correspond to the two end points of the diameter of the circular range; or the starting point and the end point correspond to two end points of the radius of the circular range; or, the user performs circle selection starting point and radius corresponding to the circle selection operation on the map, wherein the starting point corresponds to the circle center; or, the user selects a starting point and a diameter corresponding to the circle selection operation on the map, wherein the starting point corresponds to one point on the circumference; or, the user performs a specific shape corresponding to the circle selection operation on the map, such as a plurality of vertices of a polygon. The specific operating parameters may include a variety of settings; according to the above example, the skilled person can use other operation parameters to determine the range of the user's selection on the map, and the parameters are not limited to the above parameters exemplified in the embodiment.
Optionally, the step 205 of calculating an actual geographic range parameter according to the operation parameter includes:
determining an actual geographic coordinate corresponding to the operation parameter according to the operation parameter, and calculating an actual geographic range parameter according to the actual geographic coordinate; the actual geographic range parameter includes at least one of: shape, side length, radius, diameter, and area.
According to the operation parameters on the map, corresponding to the actual geographic coordinates/positions, and further calculating and determining the circled actual geographic range parameters;
for example, if the user circles a circular range on the map, the circle center position/coordinate of the actual geographic position is determined, and the actual geographic length of the circle radius or the actual geographic length of the diameter is calculated;
for example, if the user circles a rectangular range on the map, the position/coordinate of the diagonal vertex is determined, and the actual length and the wide geographic length of the rectangle are calculated;
for example, when the user circles a polygon area on the map, the positions/coordinates of a plurality of vertices are determined, and the geographic lengths of the actual sides of the polygon are calculated.
The operation parameters obtained in step 204 and the actual geographic range parameters calculated in step 205 are saved in the layer created in step 202.
Optionally, the configuration rule preset in step 206 includes: actual geographic range parameters to be displayed; or actual geographical range parameters and corresponding display formats to be displayed; wherein the display format at least comprises: color and font.
Correspondingly, the displaying the actual geographic range parameter on the map according to a preset configuration rule includes: displaying the actual geographic range parameter value according to the actual geographic range parameter required to be displayed;
for example, if the radius needs to be displayed, the actual geographic length of the radius is displayed in the newly created layer; if the diameter needs to be displayed, displaying the actual geographic length of the diameter in the newly created layer;
or displaying the actual geographic range parameter value by using a corresponding format according to the actual geographic range parameter required to be displayed and the corresponding display format;
for example, the radius needs to be displayed, and if the corresponding radius display adopts the red font No. 1, the actual geographic length of the radius is displayed in the newly created layer by adopting the red font No. 1; if the diameter needs to be displayed, displaying the actual geographic length of the diameter by adopting a red number 1 font in the newly created layer;
optionally, the displaying the actual geographic range parameter on the map according to a preset configuration rule further includes:
displaying a cover corresponding to the circled actual geographical range shape on the map according to the cover and the cover style added in the step 203.
For example, a circle is circled, the actual geographic radius is calculated to be 8.99km, and the circular overlay and corresponding radius 8.99km are displayed on the map using the overlay style added, as shown in fig. 3.
Optionally, if the range of other shapes is selected, the coverage of other shapes and the preset actual geographic range parameter, such as the side length, which is required to be displayed correspondingly are correspondingly displayed. The display may be performed according to the shape of the selected area, and is not limited to the specific case exemplified in the present embodiment.
Optionally, the step 205 of calculating an actual geographic range parameter according to the operation parameter includes: calculating actual geographic range parameters in real time when the operating parameters change;
accordingly, the displaying the actual geographic range parameter on the map includes: when the calculated actual geographical range parameter is updated, the updated actual geographical range parameter is displayed in real time.
Taking circular selection and radius display as an example, when a user performs selection on a map, a code executes change logic in real time and monitors the movement of a mouse of the user during the selection operation; recording the longitude and latitude of an initial point clicked by the mouse when the execution is started, acquiring the changed longitude and latitude of the current position of the mouse in real time, and updating the radius of the covering object in real time according to the change; calculating the actual distance between the current position and the initial position of the mouse to be the diameter of the circle according to the current position and the longitude and latitude of the initial position of the mouse; and calculating the circle center position according to the two positions, namely the circle center with the radius length from the initial point along the moving direction of the mouse, and displaying the center point of the user selection range and the actual geographic distance of the radius, as shown in fig. 3.
Optionally, after displaying the circle selection range, the method further includes:
step 207, after the selection operation is finished, monitoring a user search instruction; searching the service data meeting the conditions in the circled range according to the search instruction; and correspondingly displaying the search result on the map.
Optionally, step 207 comprises: and calling a callback function immediately after the user finishes the selection operation, wherein the callback function can provide further function expansion after the user finishes the selection, for example, when the user finishes the selection, the user immediately executes the relevant information in the search selection range.
For example, in the public security field, various case personnel in the circle selection range are searched, and search results are correspondingly displayed; in the fire fighting field, searching for fire fighting facilities in a circled selection range, and correspondingly displaying a search result; in the environmental protection field, searching for environmental monitoring points within a circle selection range; and so on. And determining the data to be searched and the displayed content according to the requirements of each business system. The present embodiment is not limited to the illustrated example.
Optionally, after displaying the actual geographic range parameter in step 206, or after completing and displaying the related service search in step 207, the method further includes:
208, according to a preset mouse adsorption sensitivity range, when the distance from the position of the mouse to the edge of the original selection range on the map is within the mouse adsorption sensitivity range, adsorbing the mouse to the edge of the original selection range, after the mouse executes operation, acquiring the operation parameters of the selection operation of the user again, calculating the updated actual geographic range parameters according to the updated operation parameters, and then executing the step 206 again; alternatively, steps 206 and 207.
Optionally, calculating an updated actual geographic range parameter according to the updated operation parameter in step 208 includes:
acquiring the operation parameters of the original selection operation stored in the layer in the step 204, and determining a new actual geographic range parameter of selection according to the new operation parameters acquired in the step 208; for example, in step 208, after the mouse is attached to the edge of the original selection, the mouse can be dragged to keep the original operation starting point to expand the selection range; or dragging the mouse and keeping the original operation starting point to reduce the circle selection range; or dragging a certain vertex to change the shape of the original circle selection graph; or, the diameter or radius length of the original circle selection graph is kept, and the central position of the original circle selection graph is moved; and so on. Those skilled in the art can expand other update operations as needed based on the above examples, and are not limited to the specific approaches listed above.
Optionally, the method further comprises: presetting a mouse adsorption function switch, before executing the step 208, judging whether the adsorption function switch is turned on, and continuing to execute the subsequent steps if the adsorption function switch is turned on; if not, the subsequent function is not executed.
Optionally, the preset adsorption sensitivity range of the mouse is 10 pixel units, or other settings. The present invention is not limited to the illustrated example of the present embodiment.
EXAMPLE III
The present invention provides a map selection apparatus 40, which has a structure as shown in fig. 4, including,
a parameter obtaining module 401 configured to obtain an operation parameter of a user's selection operation for a map;
a calculation module 402 configured to calculate an actual geographic range parameter from the operational parameter;
the display module 403 is configured to display the actual geographic range parameter on the map according to a preset configuration rule.
Optionally, the operating parameter comprises at least one of: starting point, ending point, radius, diameter and shape;
the calculation module 402 calculates an actual geographic range parameter from the operational parameters, including:
determining an actual geographic coordinate corresponding to the operation parameter according to the operation parameter, and calculating an actual geographic range parameter according to the actual geographic coordinate;
the actual geographic range parameter includes at least one of: shape, side length, radius, diameter, and area.
Optionally, the preset configuration rule includes: actual geographic range parameters to be displayed, or actual geographic range parameters to be displayed and corresponding display formats;
the display module 403 displays the actual geographic range parameter according to a preset configuration rule, including:
displaying the actual geographic range parameter value according to the actual geographic range parameter required to be displayed;
or displaying the actual geographic range parameter value by using a corresponding format according to the actual geographic range parameter required to be displayed and the corresponding display format; wherein the display format at least comprises: color and font.
Optionally, the display module 403 displays the actual geographic range parameter on the map, including:
and adding a layer on the map object for displaying the map, and displaying the actual geographic range parameter in the added layer.
Optionally, the displaying module 403 displays the actual geographic range parameter on the map, which further includes:
adding a covering in the added layer, wherein the covering shows the shape of the corresponding circle selection range.
Optionally, the calculating module 402 calculates an actual geographic range parameter according to the operation parameter, including:
calculating actual geographic range parameters in real time when the operating parameters change;
correspondingly, the displaying module 403 displays the actual geographic range parameter on the map, including:
when the calculated actual geographical range parameter is updated, the updated actual geographical range parameter is displayed in real time.
Optionally, the apparatus further includes a service execution module 404 configured to monitor a user search instruction after the circling operation is ended;
searching service data meeting the conditions in the selected range according to the search instruction;
and correspondingly displaying the search result on the map.
Optionally, the parameter obtaining module 401 is further configured to detect a position of a mouse in real time after the circle selection operation is finished, and when a distance between the position of the mouse and an edge of a circle selection range on the map is within a preset mouse adsorption range, adsorb the mouse to the edge of the circle selection range; after the mouse moves, acquiring new operation parameters again; accordingly, the calculation module 402 is further configured to update and calculate a new actual geographic range parameter.
An embodiment of the present invention further provides a storage medium, where a computer program is stored in the storage medium, where the computer program is configured to execute any one of the above map selection methods when running.
An embodiment of the present invention further provides an electronic apparatus, which includes a memory and a processor, where the memory stores a computer program, and the processor is configured to execute any one of the above map circling methods.
It will be understood by those of ordinary skill in the art that all or part of the steps of the above embodiments may be implemented using a computer program flow, which may be stored in a computer readable storage medium and executed on a corresponding hardware platform (e.g., system, apparatus, device, etc.), and when executed, includes one or a combination of the steps of the method embodiments.
Alternatively, all or part of the steps of the above embodiments may be implemented by using an integrated circuit, and the steps may be respectively manufactured as an integrated circuit module, or a plurality of the blocks or steps may be manufactured as a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
The devices/functional modules/functional units in the above embodiments may be implemented by general-purpose computing devices, and they may be centralized on a single computing device or distributed on a network formed by a plurality of computing devices.
Each device/function module/function unit in the above embodiments may be implemented in the form of a software function module and may be stored in a computer-readable storage medium when being sold or used as a separate product. The computer readable storage medium mentioned above may be a read-only memory, a magnetic disk or an optical disk, etc.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A method for selecting a map includes the steps of,
acquiring operation parameters of a user for the map selection operation;
calculating an actual geographic range parameter according to the operating parameter;
and displaying the actual geographic range parameter on the map according to a preset configuration rule.
2. The method of claim 1, wherein,
the operating parameters include at least one of: starting point, ending point, radius, diameter and shape;
the calculating an actual geographic range parameter from the operational parameter includes:
determining an actual geographic coordinate corresponding to the operation parameter according to the operation parameter, and calculating an actual geographic range parameter according to the actual geographic coordinate;
the actual geographic range parameter includes at least one of: shape, side length, radius, diameter, and area.
3. The method of claim 1 or 2,
the preset configuration rule comprises the following steps: actual geographic range parameters to be displayed, or actual geographic range parameters to be displayed and corresponding display formats;
displaying the actual geographic range parameter according to a preset configuration rule, wherein the display comprises:
displaying the actual geographic range parameter value according to the actual geographic range parameter required to be displayed;
or displaying the actual geographic range parameter value by using a corresponding format according to the actual geographic range parameter required to be displayed and the corresponding display format; wherein the display format at least comprises: color and font.
4. The method of claim 1 or 2,
the displaying the actual geographic range parameter on the map includes:
and adding a layer on the map object for displaying the map, and displaying the actual geographic range parameter in the added layer.
5. The method of claim 4, wherein the first and second light sources are selected from the group consisting of,
the displaying the actual geographic range parameter on the map further comprises:
adding a covering in the added layer, wherein the covering shows the shape of the corresponding circle selection range.
6. The method of claim 2, wherein,
the calculating an actual geographic range parameter from the operational parameter includes:
calculating actual geographic range parameters in real time when the operating parameters change;
the displaying the actual geographic range parameter on the map includes:
when the calculated actual geographical range parameter is updated, the updated actual geographical range parameter is displayed in real time.
7. The method of claim 1 or 2, further comprising,
after finishing the selection operation, monitoring a user search instruction;
searching service data meeting the conditions in the selected range according to the search instruction;
and correspondingly displaying the search result on the map.
8. A map selection device is characterized by comprising,
the parameter acquisition module is arranged for acquiring operation parameters of the user for the map selection operation;
a calculation module configured to calculate an actual geographic range parameter based on the operational parameter;
and the display module is set to display the actual geographic range parameter on the map according to a preset configuration rule.
9. A storage medium, in which a computer program is stored, wherein the computer program is arranged to perform the method of any of claims 1 to 7 when executed.
10. An electronic device comprising a memory and a processor, wherein the memory has stored therein a computer program, and wherein the processor is arranged to execute the computer program to perform the method of any of claims 1 to 7.
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| CN202010224551.1A CN111414447A (en) | 2020-03-26 | 2020-03-26 | Map circle selection method and device |
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| CN202010224551.1A CN111414447A (en) | 2020-03-26 | 2020-03-26 | Map circle selection method and device |
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Application publication date: 20200714 |