CN103440103B - The figure speckle guided based on multi-point touch screen portable device builds and modification method - Google Patents
The figure speckle guided based on multi-point touch screen portable device builds and modification method Download PDFInfo
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Abstract
The invention discloses a kind of based on multi-point touch screen portable device guide figure speckle build and modification method, first gather figure speckle to be built, figure blob data source to be built from GPS collection point, screen take one of point, base map point collection point；Then select to build field investigation figure speckle, use slip gesture, and by sliding process process collection point add figure speckle to be built sequence, when structure figure speckle has selected, if faulty operation occurs, slip gesture terminates, and finger leaves touch screen, is set to gesture correction and interpolation figure speckle attribute phase；Selecting collection point correct if building the figure speckle stage, need not revise, then skipping the gesture correction stage.The combination multi-touch gesture of novelty of the present invention and soil field investigation operation, it is achieved that the rapid build of figure speckle and correction, simple to operate, clear process, it is simple to field operation personnel study uses with grasping.
Description
Technical field
The present invention is that one utilizes multi-point touch screen portable device, the method carry out field investigation figure speckle collection in land investigation, generating, revising, and belongs to land management electronic information and the field of respective handling method thereof.
Background technology
Soil field condition investigation frequently refers to structure and the associative operation thereof of figure speckle, the portable PDA that field investigation software in soil is equipped on more at present, equipment mostly is touch screens, it is limited to the ardware feature of equipment, single-touch can only be realized, not supporting multiple point touching, can only realize the clicking operation of stylus, mode of operation is single.
Structure and the correcting mode thereof of field figure speckle is mainly at present: choose field acquisition point in the way of stylus clicks screen successively, builds investigation figure speckle, during correction map speckle, operates the operation for cancelling previous step successively, or reselect collection point structure figure speckle.
The method there is the problem that the operating characteristic being limited to touch screens, when building figure speckle, uses stylus to choose figure speckle to be built successively, and in the case of figure speckle is more, work efficiency is low and adds the workload of operator.Owing to needs operate by stylus, add the unreliability of operation, when stylus is lost or damages, will be unable to operate accurately.Figure speckle correction is the most more complicated, when choosing collection point mistake or structure figure speckle is made a fault, amendment scheme be successively cancel previous action until revert to step when faulty operation starts, this amendment scheme malfunction, add the workload of field investigation personnel simultaneously.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the present invention provides a kind of android smart phone based on multi-point touch/tablet personal computer hardware equipment, it is provided that a kind of structure figure speckle and rapid correction method thereof touching guiding based on multi-point gestures.
Technical scheme: for solving above-mentioned technical problem, a kind of figure speckle guided based on multi-point touch screen portable device of the present invention builds and modification method, before building figure speckle, initialize and set up storage all collection points container, store figure speckle container to be built, correction map speckle container；First gather figure speckle to be built, figure blob data source to be built from GPS collection point, screen take one of point, base map point collection point；Then select to build field investigation figure speckle, use slip gesture, and by sliding process process collection point add figure speckle to be built sequence, build figure speckle select complete time, slip gesture terminates, finger leaves touch screen, it is set to gesture correction and figure speckle attribute typing stage, if faulty operation occurs, according to figure speckle correction gesture and the constraints thereof of definition, figure shape of spot is modified, has revised and carried out figure speckle attribute typing afterwards；Selecting collection point correct if building the figure speckle stage, need not revise, then skipping the gesture correction stage, directly figure speckle to be built being carried out attribute typing.
Further, described figure blob data collecting flowchart to be built includes the following:
A. field investigation software, importing working base map: vector present situation figure, image pyramid figure are opened；
B. the Data Source of field investigation point is selected: GPS sampling site, screen take a little；
C. according to the Data Source sampling site selected: if GPS sampling site, then utilize the GPS receiver device of equipment, receive GPS text, resolve current position, it is thus achieved that latitude and longitude information, be converted to WGS-84 plane coordinates by coordinate transform and be labeled on screen；Taking a little if screen, the most directly clicking screen needs to take some place, collection screen point, by coordinate transform, screen coordinate is converted to WGS-84 plane coordinates；
D. collection point adds all collection points container: collection point information preserved to the container of all collection points；Described all collection points container is the container list storing all field investigation collection points, uses sequential organization storage；
E. judge to gather whether data terminate: if terminated, then enter and build the figure speckle stage；Otherwise, then c, Step d are repeated.
Further, described figure speckle structure flow process includes the following:
Whether in a. structure figure speckle stage, finger touches screen, it is thus achieved that contact position, trigger gesture and press stage response, be field investigation collection point in this contact of this phase judgement, if it is not, explanation is not the operation of structure figure speckle, performs translation, zoom operations；If it is, start gesture slip to choose figure speckle to be built；
B. the slip response of some gestures is triggered successively along with the slip of gesture, corresponding contact coordinate is obtained in each response in this stage, this coordinate is judged, if this point is field investigation collection point, then it is stored in figure speckle container to be built, and the attribute of this point is set to figure speckle to be built；
C. judge whether to terminate to slide, upspring the stage if it is, enter gesture, i.e. finger leaves touch screen, in this stage, mode of operation is set to gesture correction, enters the gesture correction stage；Otherwise, continue the operation of b step.
Further, described figure speckle correction flow process includes the following:
A. entering the figure speckle correction stage, finger touches screen, triggers gesture and presses stage response, it is thus achieved that contact position coordinate, it is determined that whether this point is figure speckle to be built, the most then proceeds by gesture reconnaissance figure speckle correction；Otherwise, translation, zoom operations are performed；
B. determining whether that triggering is long by operation, if choosing figure speckle to be built, and length is pressed, then triggering is long presses response, operates at this stage execution dragging point；
C. if not long by operation, then entering gesture sliding phase, gesture can repeatedly trigger the response in this stage during sliding, each time in response, it is thus achieved that contact coordinate position, and judge whether this point is field investigation collection point, if it is, add in correction map speckle container；Otherwise, do not carry out any operation.
D. judge that gesture is slided whether to terminate, terminate if slided, then enter next stage response, otherwise continue the judgement of step c.
E. gesture is slided and is terminated, finger leaves touch screen and triggering gesture is upspring stage response, in this stage, press according to gesture, gesture slide two stage acquisition correction map speckle container in point combine the constraints of gesture correction, obtain final gesture correction type, according to different gesture correction types, perform relevant operation.
Further, during described figure speckle builds flow process, figure speckle correction gesture is defined as follows:
A. collection point is added: be divided into two class situations:
1) interpolation point in the middle of: interpolation collection point at the intermediate point of linear ground object or area feature；Constraints is: putting other is non-figure speckle to be built from beginning to end to meet removing in adjacent constraints and correction map speckle container；
2) head and the tail add point: mainly for increasing point at the head and the tail node of linear ground object；Constraints is: figure speckle to be built is linear ground object, and the head of correction map speckle container/tail point is the head and the tail point in figure speckle container to be built, and in container, other points are non-figure speckle to be built；
B. remove collection point: remove the collection point in figure speckle to be built, once can only remove a figure speckle to be built；Constraints is: can only have three points in correction map speckle container, and these 3 are followed successively by adjacent figure speckle to be built；
C. drag collection point: long by figure speckle to be built, be then dragged to specify position；Constraints: the long figure speckle to be built dragged on demand；
D. linear ground object becomes area feature: linear ground object is become area feature；Constraints: figure speckle type to be built is linear ground object, only 2 points in correction map speckle container, these 2 is the head and the tail point in figure speckle container to be built；
E. area feature becomes linear ground object: area feature is become linear ground object；Constraints: figure speckle type to be built is area feature, only 2 points in correction map speckle container, these 2 is the consecutive points in figure speckle container to be built or head and the tail point.
To relate to multiple noun in above-mentioned specific descriptions, specific explanations is as follows:
A. field investigation collection point: refer to the points for investigation that data acquisition phase collects, including two classes: GPS collection point, screen capture point；
Figure speckle the most to be built: refer to what the structure figure speckle stage was chosen by gesture, for building the field investigation collection point of figure speckle.
The most non-figure speckle to be built: refer to field investigation collection point, but be not structure figure speckle.
The most all collection points container: store the container list of all field investigation collection points, uses sequential organization storage.
Figure speckle container the most to be built: for storing the container list of figure speckle to be built, uses sequential organization storage.
F. correction map speckle container: for storing the investigation collection point container list needing to revise that gesture is chosen, use sequential organization storage；
G. head and the tail constraints: the head and the tail point in correction map speckle container is the head and the tail point in figure speckle container to be built.
Said method can realize according to step in detail below:
(1) collection point data structure organization: collection point type mainly includes three classes: GPS collection point, screen take point, base map point, the source of three classes figure to be built speckle is different, but the most all contain basic point coordinates information (WGS-84), taking out interface Point class, whether this interface comprises basic point coordinates, vertex type, is the information such as figure speckle to be built.The most newly-built GPS collection point class, screen take a class, base map point class, all realize Point interface class, and these three class constitutes the point data source building figure speckle.
(2) data store organisation tissue: build third category vessel and store respectively: all collection points, figure speckle to be built, correction map speckle.All collection points container is used for storing all of collection point information；The collection point that slip gesture is chosen adds in figure speckle container to be built, self-defined four kinds of possible figure speckle types to be built in figure speckle container to be built: container is sky, punctual geo-objects, linear ground object, area feature.Arranging figure speckle to be built according to gesture and collection point information is above-mentioned one；The point that the figure speckle correction stage selects puts into correction map speckle container, judges gesture correction type according to self-defining gesture collection decision rule.
(3) points for investigation information is gathered: there are three classes in points for investigation source: GPS collection point, screen take point, base map point.The latitude and longitude information of acquisition current location, GPS collection point, becomes the plane coordinate system coordinate information needed through longitude and latitude to two-dimensional assemblage.Screen capture point obtains and chooses point coordinates for current screen, converts through screen coordinate to geographical coordinate and obtains required coordinate information.Base map point is the basic point information of the base map upper set key element imported.The three class points for investigation collected all being stored to all collection points container, some attribute Initialize installation is " non-structure figure speckle ".
(4) points for investigation is selected to build figure speckle: after collection points for investigation terminates, to enter and build the figure speckle stage, choose field investigation collection point successively by slip gesture, and add figure speckle container to be built.
(5) figure speckle gesture correction to be built: due to the manual operation factor existed and the setting of screen capture scope, the most likely there is mistake in the structure figure speckle stage, if there is building figure speckle mistake, then enters the gesture correction stage, otherwise, skips this stage.
(6) figure speckle attribute information is added: the figure speckle to be built for selecting adds attribute information.
Beneficial effect: the present invention in terms of existing technologies, has the advantage that
(1) the combination multi-touch gesture of novelty and soil field investigation operation, it is achieved that the rapid build of figure speckle and correction.
(2) simple to operate, clear process, it is simple to field operation personnel study uses with grasping.
(3) the method work efficiency that the present invention provides is higher and decreases the workload of operator, it is not necessary to operate by stylus, increases stability and the motility of operation.
Accompanying drawing explanation
Fig. 1 field investigation figure speckle builds flow chart；
Fig. 2 collection point data structure organization figure；
The figure speckle structure flow chart that Fig. 3 guides based on gesture；
The figure speckle correction flow chart that Fig. 4 guides based on gesture.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is further described.During operation, according to the change of operating gesture, including the three below stage: gesture is upspring the stage by next stage, gesture sliding phase, gesture.
As it is shown in figure 1, a kind of figure speckle guided based on multi-point touch screen portable device builds and modification method, before building figure speckle, initialize foundation and store all collection points container, store figure speckle container to be built, correction map speckle container；First gather figure speckle to be built, figure blob data source to be built from GPS collection point, screen take one of point, base map point collection point；Then select to build field investigation figure speckle, use slip gesture, and by sliding process process collection point add figure speckle to be built sequence, build figure speckle select complete time, slip gesture terminates, finger leaves touch screen, it is set to gesture correction and figure speckle attribute typing stage, if faulty operation occurs, according to figure speckle correction gesture and the constraints thereof of definition, figure shape of spot is modified, has revised and carried out figure speckle attribute typing afterwards；Selecting collection point correct if building the figure speckle stage, need not revise, then skipping the gesture correction stage, directly figure speckle to be built being carried out attribute typing.
Described figure blob data collecting flowchart to be built includes the following:
A. field investigation software, importing working base map: vector present situation figure, image pyramid figure are opened；
B. the Data Source of field investigation point is selected: GPS sampling site, screen take a little；
C. according to the Data Source sampling site selected: if GPS sampling site, then utilize the GPS receiver device of equipment, receive GPS text, resolve current position, it is thus achieved that latitude and longitude information, be converted to WGS-84 plane coordinates by coordinate transform and be labeled on screen；Taking a little if screen, the most directly clicking screen needs to take some place, collection screen point, by coordinate transform, screen coordinate is converted to WGS-84 plane coordinates；
D. collection point adds all collection points container: collection point information preserved to the container of all collection points；Described all collection points container is the container list storing all field investigation collection points, uses sequential organization storage；
E. judge to gather whether data terminate: if terminated, then enter and build the figure speckle stage；Otherwise, then c, Step d are repeated.
As in figure 2 it is shown, collection point data structure organization figure: GPS collection point, screen take point, base map point, and the three most crucial parts of class data source are coordinate information a little, and simply the mode that the obtains approach of coordinate information is different.Latitude and longitude information, from the latitude and longitude information read in GPS, is converted to WGS-84 coordinate information by GPS collection point information, and GPSPoint apoplexy due to endogenous wind comprises latitude and longitude information and WGS-84 coordinate information, encapsulates the basic operational functions to point simultaneously.Screen capture dot information clicks touch screen from finger, obtain the device coordinate of touch screen, then device coordinate is converted to geographic coordinate system, and ScreenPoint apoplexy due to endogenous wind comprises basic geographic coordinate information and device coordinate information, encapsulates the basic operational functions to point equally.Base map collection point information is from the base map imported in software, base map is made up of a lot of geometric units, these geometric units are probably point, line, surface, if punctual geo-objects, directly choose this point, if wire or area feature, first will constitute showing a little of this atural object (wire or planar), then be clicked by gesture to choose and obtain base map collection point information.
Include the following: as it is shown on figure 3, described figure speckle builds flow process
Whether in a. structure figure speckle stage, finger touches screen, it is thus achieved that contact position, trigger gesture and press stage response, be field investigation collection point in this contact of this phase judgement, if it is not, explanation is not the operation of structure figure speckle, performs translation, zoom operations；If it is, start gesture slip to choose figure speckle to be built；
B. the slip response of some gestures is triggered successively along with the slip of gesture, corresponding contact coordinate is obtained in each response in this stage, this coordinate is judged, if this point is field investigation collection point, then it is stored in figure speckle container to be built, and the attribute of this point is set to figure speckle to be built；
C. judge whether to terminate to slide, upspring the stage if it is, enter gesture, i.e. finger leaves touch screen, in this stage, mode of operation is set to gesture correction, enters the gesture correction stage；Otherwise, continue the operation of b step.
As shown in Figure 4, described figure speckle correction flow process includes the following:
A. entering the figure speckle correction stage, finger touches screen, triggers gesture and presses stage response, it is thus achieved that contact position coordinate, it is determined that whether this point is figure speckle to be built, the most then proceeds by gesture reconnaissance figure speckle correction；Otherwise, translation, zoom operations are performed；
B. determining whether that triggering is long by operation, if choosing figure speckle to be built, and length is pressed, then triggering is long presses response, operates at this stage execution dragging point；
C. if not long by operation, then entering gesture sliding phase, gesture can repeatedly trigger the response in this stage during sliding, each time in response, it is thus achieved that contact coordinate position, and judge whether this point is field investigation collection point, if it is, add in correction map speckle container；Otherwise, do not carry out any operation.
D. judge that gesture is slided whether to terminate, terminate if slided, then enter next stage response, otherwise continue the judgement of step c.
E. gesture is slided and is terminated, finger leaves touch screen and triggering gesture is upspring stage response, in this stage, press according to gesture, gesture slide two stage acquisition correction map speckle container in point combine the constraints of gesture correction, obtain final gesture correction type, according to different gesture correction types, perform relevant operation.
Described figure speckle builds figure speckle correction gesture in flow process and is defined as follows:
A. collection point is added: be divided into two class situations:
1) interpolation point in the middle of: interpolation collection point at the intermediate point of linear ground object or area feature；Constraints is: putting other is non-figure speckle to be built from beginning to end to meet removing in adjacent constraints and correction map speckle container；
2) head and the tail add point: mainly for increasing point at the head and the tail node of linear ground object；Constraints is: figure speckle to be built is linear ground object, and the head of correction map speckle container/tail point is the head and the tail point in figure speckle container to be built, and in container, other points are non-figure speckle to be built；
B. remove collection point: remove the collection point in figure speckle to be built, once can only remove a figure speckle to be built；Constraints is: can only have three points in correction map speckle container, and these 3 are followed successively by adjacent figure speckle to be built；
C. drag collection point: long by figure speckle to be built, be then dragged to specify position；Constraints: the long figure speckle to be built dragged on demand；
D. linear ground object becomes area feature: linear ground object is become area feature；Constraints: figure speckle type to be built is linear ground object, only 2 points in correction map speckle container, these 2 is the head and the tail point in figure speckle container to be built；
E. area feature becomes linear ground object: area feature is become linear ground object；Constraints: figure speckle type to be built is area feature, only 2 points in correction map speckle container, these 2 is the consecutive points in figure speckle container to be built or head and the tail point.
To relate to multiple noun in above-mentioned specific descriptions, specific explanations is as follows:
A. field investigation collection point: refer to the points for investigation that data acquisition phase collects, including two classes: GPS collection point, screen capture point；
Figure speckle the most to be built: refer to what the structure figure speckle stage was chosen by gesture, for building the field investigation collection point of figure speckle.
The most non-figure speckle to be built: refer to field investigation collection point, but be not structure figure speckle.
The most all collection points container: store the container list of all field investigation collection points, uses sequential organization storage.
Figure speckle container the most to be built: for storing the container list of figure speckle to be built, uses sequential organization storage.
F. correction map speckle container: for storing the investigation collection point container list needing to revise that gesture is chosen, use sequential organization storage；
G. head and the tail constraints: the head and the tail point in correction map speckle container is the head and the tail point in figure speckle container to be built.
The above is only the preferred embodiment of the present invention; it is noted that, for those skilled in the art; under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (3)
1. the figure speckle guided based on multi-point touch screen portable device builds and modification method, it is characterised in that: before building figure speckle, initialize foundation and store all collection points container, store figure speckle container to be built, correction map speckle container；First gather figure speckle to be built, figure blob data source to be built from GPS collection point, screen take one of point, base map point collection point；Then select to build field investigation figure speckle, use slip gesture, and by sliding process process collection point add figure speckle to be built sequence, build figure speckle select complete time, slip gesture terminates, finger leaves touch screen, it is set to gesture correction and figure speckle attribute typing stage, if faulty operation occurs, according to figure speckle correction gesture and the constraints thereof of definition, figure shape of spot is modified, has revised and carried out figure speckle attribute typing afterwards；Selecting collection point correct if building the figure speckle stage, need not revise, then skipping the gesture correction stage, directly figure speckle to be built being carried out attribute typing；
Described figure speckle correction flow process includes the following:
A. entering the figure speckle correction stage, finger touches screen, triggers gesture and presses stage response, it is thus achieved that contact position coordinate, it is determined that whether this point is figure speckle to be built, the most then proceeds by gesture reconnaissance figure speckle correction；Otherwise, translation, zoom operations are performed；
B. determining whether that triggering is long by operation, if choosing figure speckle to be built, and length is pressed, then triggering is long presses response, operates at this stage execution dragging point；
C. if not long by operation, then entering gesture sliding phase, gesture can repeatedly trigger the response in this stage during sliding, each time in response, it is thus achieved that contact coordinate position, and judge whether this point is field investigation collection point, if it is, add in correction map speckle container；Otherwise, do not carry out any operation；
D. judge that gesture is slided whether to terminate, terminate if slided, then enter next stage response, otherwise continue the judgement of step c；
E. gesture is slided and is terminated, finger leaves touch screen and triggering gesture is upspring stage response, in this stage, press according to gesture, gesture slide two stage acquisition correction map speckle container in point combine the constraints of gesture correction, obtain final gesture correction type, according to different gesture correction types, perform relevant operation；
Described figure speckle builds figure speckle correction gesture in flow process and is defined as follows:
A. collection point is added: be divided into two class situations:
1) interpolation point in the middle of: interpolation collection point at the intermediate point of linear ground object or area feature；Constraints is: putting other is non-figure speckle to be built from beginning to end to meet removing in adjacent constraints and correction map speckle container；
2) head and the tail add point: mainly for increasing point at the head and the tail node of linear ground object；Constraints is: figure speckle to be built is linear ground object, and the head of correction map speckle container/tail point is the head and the tail point in figure speckle container to be built, and in container, other points are non-figure speckle to be built；
B. remove collection point: remove the collection point in figure speckle to be built, once can only remove a figure speckle to be built；Constraints is: can only have three points in correction map speckle container, and these 3 are followed successively by adjacent figure speckle to be built；
C. drag collection point: long by figure speckle to be built, be then dragged to specify position；Constraints: the long figure speckle to be built dragged on demand；
D. linear ground object becomes area feature: linear ground object is become area feature；Constraints: figure speckle type to be built is linear ground object, only 2 points in correction map speckle container, these 2 is the head and the tail point in figure speckle container to be built；
E. area feature becomes linear ground object: area feature is become linear ground object；Constraints: figure speckle type to be built is area feature, only 2 points in correction map speckle container, these 2 is the consecutive points in figure speckle container to be built or head and the tail point.
The figure speckle guided based on multi-point touch screen portable device the most according to claim 1 builds and modification method, it is characterised in that: described figure blob data collecting flowchart to be built includes the following:
A. field investigation software, importing working base map: vector present situation figure, image pyramid figure are opened；
B. the Data Source of field investigation point is selected: GPS sampling site, screen take a little；
C. according to the Data Source sampling site selected: if GPS sampling site, then utilize the GPS receiver device of equipment, receive GPS text, resolve current position, it is thus achieved that latitude and longitude information, be converted to WGS-84 plane coordinates by coordinate transform and be labeled on screen；Taking a little if screen, the most directly clicking screen needs to take some place, collection screen point, by coordinate transform, screen coordinate is converted to WGS-84 plane coordinates；
D. collection point adds all collection points container: collection point information preserved to the container of all collection points；Described all collection points container is the container list storing all field investigation collection points, uses sequential organization storage；
E. judge to gather whether data terminate: if terminated, then enter and build the figure speckle stage；Otherwise, then c, Step d are repeated.
The figure speckle guided based on multi-point touch screen portable device the most according to claim 1 builds and modification method, it is characterised in that: described figure speckle builds flow process and includes the following:
Whether in a. structure figure speckle stage, finger touches screen, it is thus achieved that contact position, trigger gesture and press stage response, be field investigation collection point in this contact of this phase judgement, if it is not, explanation is not the operation of structure figure speckle, performs translation, zoom operations；If it is, start gesture slip to choose figure speckle to be built；
B. the slip response of some gestures is triggered successively along with the slip of gesture, corresponding contact coordinate is obtained in each response in this stage, this coordinate is judged, if this point is field investigation collection point, then it is stored in figure speckle container to be built, and the attribute of this point is set to figure speckle to be built；
C. judge whether to terminate to slide, upspring the stage if it is, enter gesture, i.e. finger leaves touch screen, in this stage, mode of operation is set to gesture correction, enters the gesture correction stage；Otherwise, continue the operation of b step.
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