JP4678445B2 - In-vehicle information system development apparatus and in-vehicle information system development method - Google Patents

Description

  The present invention relates to an in-vehicle information system development apparatus, an in-vehicle information system development tool, an in-vehicle information system development method, and a navigation system development method that develop an in-vehicle information system having a function of displaying a graphic on a screen according to each transition state. About.

  Conventionally, in the development of a navigation system mounted on a car or the like, how to change the display on the display screen of the navigation system in response to a predetermined command, what kind of figure is displayed on the screen in each display state The orderer sends the specifications to the contractor as a specification, and the contractor understands these contents, and the screen transitions correctly based on the specifications, and the drawing drawing is drawn correctly for the transition state. I was trying to develop a program.

  At the time of this development, the contractor creates applications such as route search, location, route guidance, and facility search as basic functions and operation transition data, and controls display state transitions based on the operation transition data. Control data for controlling the execution of the application in accordance with the command must be created, and further, display control data for controlling the graphics to be displayed in each display state must be created. This display control data operates in accordance with control of the control data, and also incorporates graphic data of the graphic to be displayed for each display state, and the control data and graphic data are associated with each other in a complicated manner. It has been made.

  Since the development of the conventional navigation system has been made as described above, if the relationship between the control data and graphic data is complicated and part of the graphic data or part of the control data is corrected, this correction Other graphic data related to the part or data for control must also be corrected, and unless it is mastered, it is difficult to correct it, and it is difficult for the orderer to create graphic data etc. .

  For this reason, the orderer can only place an order with the contractor based on the specifications, and can determine whether the intention of the orderer is correctly reflected only in the development environment where the program is being developed or on the actual machine. Therefore, there is a problem that the development efficiency is poor, such as a deviation from the intention of the orderer with respect to the drawing drawing due to an erroneous understanding of the specification on the side of the contractor and a rework.

  The present invention has been made to solve the above-described problems, and an in-vehicle information system development device capable of easily correcting graphic-related data without substantially changing the contents of display control data for controlling the display of the graphic. An in-vehicle information system development tool, an in-vehicle information system development method, and a navigation system development method are provided.

  In addition, the orderer side can create data related to the drawing drawings, so that the orderer side can create a screen intended by the orderer, and there is a shift in intention between the orderer side and the orderer side regarding the drawing drawings. It is an object of the present invention to provide an in-vehicle information system development method and a navigation system development method that can reduce the occurrence.

An in-vehicle information system development device according to the present invention is an in-vehicle information system development device that creates an execution program that is implemented and operates in an in-vehicle information system, and is generated by an in-vehicle information system development tool external to the in-vehicle information system development device. It was, above is determined according to an event indicating a change instruction of the display state of graphics corresponding to the graphic data and the graphic data of the screen objects displayed as a figure on the screen of the car information system in the car information system Symbol an input unit for inputting a graphic-related data including the operation description data describing the variable indicating the display state of graphics that are part of the display screen of the in-vehicle information system, the event indicating shift command of a display screen in the car information system Control data that controls the transition of the display state on the screen of the in-vehicle information system in response to the occurrence And a storage unit storing display control data for displaying a graphic on the screen of the in-vehicle information system based on the operation description data in each display state, and the graphic related data including the operation description data and indicating display contents by combining the control data stored in the built-in the storage unit on the display control data for performing a display operation stored in the storage unit, based on Symbol control data the graphic-related data including the operation description data is specified And a conversion unit that generates the execution program for changing the display state of the screen by using the graphic-related data incorporated .

An in-vehicle information system development device according to the present invention is an in-vehicle information system development device that creates an execution program that is implemented and operates in an in-vehicle information system, and is an in-vehicle information system development tool external to the in-vehicle information system development device. An input unit for inputting transition control data for controlling transition of a display state on the screen of the in-vehicle information system in response to the generated event indicating a display screen transition command in the in- vehicle information system ; corresponding to the graphic data and the graphic data of the screen objects displayed as a figure on a screen of the information system is determined in response to an event indicating a change instruction of the display state of graphics in the car information system on SL-vehicle information system FIG comprising the operation description data describing the variable indicating the display state of graphics that are part of the display screen Control data including related data, transition control data input from the input unit and function control data describing an application execution instruction in the in-vehicle information system, and the in-vehicle based on the operation description data in each display state A storage unit storing display control data for displaying graphics on the screen of the information system; and the display control for executing a display operation in which the graphics related data including the operation description data and indicating the display contents are stored in the storage unit. by combining the control data stored in the built-on SL storage unit in the data, the display of the screen by using graphics-related data incorporated on the basis of the control data which the graphics-related data including the operation description data is specified And a conversion unit that generates the execution program for changing the state .

Furthermore, the development method of the in-vehicle information system according to the present invention is a development method in the in-vehicle information system development device that creates an execution program that is implemented and operates in the in-vehicle information system , and the input unit of the in- vehicle information system development device includes : Graphic data of a screen object displayed as a graphic on the screen of the vehicle information system generated by the vehicle information system development tool outside the vehicle information system development device, and the vehicle information corresponding to the graphic data input graphics-related data including the operation description data describing the variable indicating the display state of graphics that are part of the display screen above SL-vehicle information system is determined in response to an event indicating a change command for displaying the state of the graphics in the system comprising the steps of, converting part of the vehicle information system development device, the vehicle information system developed The figure shows the display contents include stored in the storage unit of the location, the operation description data to the display control data for executing the graphic display operation on the screen of the vehicle information system based on the operation description data at each display state by combining the control data stored in the above term memory unit built the relevant data, the graphic-related data including the operation description data is specified, corresponding to the occurrence of an event indicating a shift command of a display screen in the car information system and a step of generating the executable program to change the display state of the screen using the graphic-related data incorporated on the basis of the control data for controlling the transition of the display state of the screen of the vehicle information system Te .

A vehicle information system development method according to the present invention is a development method in a vehicle information system development apparatus that creates an execution program that is mounted on and operates in a vehicle information system, and an input unit is provided on the vehicle information system development apparatus. Transition control data for controlling the transition of the display state on the screen of the in-vehicle information system in response to the occurrence of an event indicating the transition command of the display screen in the in- vehicle information system generated by an external in-vehicle information system development tool An input step, a storage unit of the in-vehicle information system development device stores the input transition control data, and a conversion unit of the in- vehicle information system development device stores in the storage unit of the in- vehicle information system development device The graphic data of the screen object displayed as a graphic on the screen of the in-vehicle information system In response to said pattern data describing the variable indicating the display state of graphics that are part of the display screen of the vehicle information system is determined in response to an event indicating a change instruction of the display state of the graphic in the upper SL-vehicle information system the operation description data and the including graphics-related data, stored in the storage unit, on the display control data for performing a display operation of the graphic on the screen of the vehicle information system based on the operation description data at each display state The operation description data is incorporated by combining the control data including the transition control data stored in the storage unit and the function control data describing the execution instruction of the application in the in-vehicle information system, and specifying the graphic related data. above with reference to figure related data incorporated on the basis of the control data which the graphics-related data is designated including And a step of generating the executable program to change the display screen.

  The in-vehicle information system development device according to the present invention includes graphic data relating to a graphic displayed on a screen and graphic related data including operation description data which is set corresponding to the graphic and describes the operation of the graphic on the screen. An external input unit, control data for controlling transition of the display state corresponding to a predetermined command, and display control data for displaying a graphic on the screen based on the operation description data in each display state are stored. Storage unit, and a conversion unit that incorporates the graphic-related data into the display control data and generates an execution program together with the control data, so that the graphic-related data can be stored with almost no change in the contents of the display control data. It can be easily corrected, and an execution program can be generated based on graphic-related data created externally.

  In addition, the behavior description data includes a plurality of behavior descriptions each set according to a predetermined condition. When the above-mentioned predetermined condition is satisfied and a figure operation corresponding to this condition is performed, the description data Since the operation of the figure can be confirmed based on the above, it is possible to realize the depiction of the screen according to the user's intention.

  Further, the control data stored in the storage unit includes transition control data for controlling the transition of the display state in response to a predetermined command, and function control data for controlling the execution of the application function. When data is input from the outside through the input unit, an execution program can be generated based on the transition control data created externally.

  Further, the in-vehicle information system development tool according to the present invention includes graphic data relating to a graphic displayed on the screen and a graphic including operation description data which is set corresponding to the graphic and describes the operation of the graphic on the screen. Since it includes a generation unit that generates related data, a display control unit that displays a graphic on the screen based on the operation description data, and an output unit that outputs the graphic related data to the outside, the graphic related data Even when the correction is required, the graphic related data can be easily corrected without changing the content of the display control data for displaying the graphic on the screen, and the graphic related data can be easily created.

  Furthermore, when the generation unit generates transition control data for controlling the transition of the display state in response to a predetermined command, and the display control unit displays a graphic based on the graphic-related data based on the transition control data, The figure corresponding to each transition state can be displayed on the screen.

  The vehicle information system development method according to the present invention is a vehicle information system development method in which the contractor develops a vehicle information system according to the orderer's request in response to an order from the person who ordered the vehicle information system. The orderer side uses the in-vehicle information system development tool provided by the contractor side, and the figure includes graphic data related to the graphic displayed on the screen and the behavior description data describing the operation on the screen. The related data is created and provided to the contractor. The contractor inputs the graphic related data and displays the graphic in the display control data to be displayed on the screen based on the operation description data in each display state. Since the execution data is created including the control data that controls the transition of the display state in response to the predetermined command, the orderer intends the orderer. It is possible to create a shape, it is possible to reduce the intention of deviation between the ordering party with respect to figures to be displayed with the contractor occurs.

  The vehicle information system development method according to the present invention is a vehicle information system development method in which the contractor develops a vehicle information system according to the orderer's request in response to an order from the person who ordered the vehicle information system. The orderer side uses the in-vehicle information system development tool provided by the contractor side, and the figure includes graphic data related to the graphic displayed on the screen and the behavior description data describing the operation on the screen. Since the related data is created and provided to the contractor, the figure intended by the orderer can be created.

  The vehicle information system development method according to the present invention is a vehicle information system development method in which the contractor develops a vehicle information system according to the orderer's request in response to an order from the person who ordered the vehicle information system. The contractor side generates graphic-related data including graphic data related to the graphic displayed on the screen and operation description data set in correspondence with the graphic and describing the operation of the graphic on the screen. Since the in-vehicle information system development tool is provided to the orderer, the orderer can create the figure intended by the orderer, and there is a misalignment between the orderer and the contractor regarding the displayed graphic. Can be reduced.

  In addition, when the in-vehicle information system development tool generates transition control data for controlling the transition of the display state in response to a predetermined command, the orderer may create the transition control data intended by the orderer. In addition, it is possible to reduce the occurrence of deviation of intention between the orderer side and the contractor side regarding the transition state.

  In addition, when the in-vehicle information system development tool displays a graphic on the screen based on the operation description data in each display state, it creates graphic related data and transition control data while checking the relationship between the transition state and the screen. can do.

  The vehicle information system development method according to the present invention is a vehicle information system development method in which the contractor develops a vehicle information system according to the orderer's request in response to an order from the person who ordered the vehicle information system. The contractor inputs the graphic data related to the graphic created on the orderer side and displayed on the screen and the graphic related data including the operation description data describing the operation on the screen. The graphic related data is incorporated into the display control data to be displayed on the screen based on the behavior description data, and the execution program is created together with the control data for controlling the transition of the display state in response to a predetermined command. It is possible to reduce the occurrence of deviation of intention between the orderer side and the orderer side regarding the graphic.

  Further, the control data includes transition control data for controlling the transition of the display state in response to a predetermined command, and function control data for controlling the execution of the application function. In the case of creation, it is possible to reduce the occurrence of deviation of intention between the orderer side and the contractor side regarding the transition state.

  A navigation system development method according to the present invention is a navigation system development method in which a contractor develops a navigation system according to a request of an orderer in response to an order from the orderer of the navigation system. Using the navigation system development tool provided by the contractor, the contractor creates graphic-related data including graphic data related to the graphic displayed on the screen and behavioral description data describing the behavior on the screen. The contractor side inputs the graphic related data and incorporates the graphic related data into the display control data to be displayed on the screen based on the operation description data in each display state. Create an execution program including control data that controls the transition of the display state in response to a predetermined command. In ordering party can create a graphical orderer is intended, it is possible to reduce the intention of deviation between the ordering party with respect to figures to be displayed with the contractor occurs.

  A navigation system development method according to the present invention is a navigation system development method in which a contractor develops a navigation system according to a request of an orderer in response to an order from the orderer of the navigation system. Using the navigation system development tool provided by the contractor, the contractor creates graphic-related data including graphic data related to the graphic displayed on the screen and behavioral description data describing the behavior on the screen. Therefore, the figure intended by the orderer can be created.

  A navigation system development method according to the present invention is a navigation system development method in which a contractor develops a navigation system according to the orderer's request in response to an order from the navigation system orderer. The navigation system development tool for generating graphic-related data including graphic data related to the graphic displayed on the screen and operation description data describing the operation of the graphic on the screen. Is provided to the orderer side, so that the figure intended by the orderer can be created on the orderer side, and the occurrence of misalignment between the orderer side and the contractor side regarding the figure to be displayed is reduced. be able to.

  A navigation system development method according to the present invention is a navigation system development method in which a contractor develops a navigation system according to the orderer's request in response to an order from the navigation system orderer. The user side inputs graphic data related to the graphic created on the orderer side and displayed on the screen, and graphic related data including the behavior description data describing the operation on the screen, and the behavior description data in each display state. The figure related data is incorporated into the display control data to be displayed on the screen based on the above, and the execution program is created together with the control data for controlling the transition of the display state in response to a predetermined command. It is possible to reduce the occurrence of a shift in intention between the customer side and the contractor side.

It is a block diagram which shows an example of the vehicle-mounted information system development apparatus of Embodiment 1 of this invention. It is a block diagram explaining operation | movement of an execution program. It is a figure which shows the data memorize | stored in the memory | storage part shown in FIG. It is a figure which shows an example of the figure relevant data shown in FIG. It is a flowchart explaining the development method of the vehicle-mounted information system of Embodiment 1 of this invention. It is a block diagram which shows an example of the vehicle-mounted information system development tool of Embodiment 1 of this invention. It is a figure explaining operation of a screen creation tool. It is a figure which shows the screen each displayed according to the change of each animation variable. It is a figure which shows the screen each displayed according to the change of each animation variable. It is a figure which shows the display screen for demonstrating operation | movement of an execution program. It is a figure which shows the memory | storage part of the vehicle-mounted information system development apparatus of Embodiment 2 of this invention. It is a flowchart explaining the development method of the vehicle-mounted information system of Embodiment 2 of this invention. It is a block diagram which shows an example of the vehicle-mounted information system development tool of Embodiment 2 of this invention. It is a figure which shows an example of the display screen of a transition control data creation tool. It is a figure which shows the memory | storage part of the vehicle-mounted information system development apparatus of Embodiment 3 of this invention. It is a figure which shows an example of the display screen of a transition control data creation tool. It is a figure which shows an example of the display screen of a transition control data creation tool. It is a figure which shows an example of the display screen of a transition control data creation tool. It is a figure which shows an example of the display screen of a transition control data creation tool. It is a flowchart explaining the development method of the vehicle-mounted information system of Embodiment 5 of this invention. It is a figure explaining the data creation method using each tool. It is a figure explaining the data creation method using each tool. It is a figure explaining the data creation method using each tool. It is a flowchart explaining the development method of the vehicle-mounted information system of Embodiment 6 of this invention. It is a figure which shows an example of the display screen of a transition control data creation tool.

Embodiments of the present invention will be described below with reference to the drawings.
In this embodiment, a navigation system that is an in-vehicle information system will be described. However, the in-vehicle information system is not limited to a navigation system, and is connected by an internet browser, a telematics system having an emergency call function, or an in-vehicle LAN. It may be an application for controlling recorded audio, a trip computer system, or the like.
In this embodiment, an in-vehicle navigation system will be described. However, the present invention is not limited to an in-vehicle navigation system, and may be an in-vehicle navigation system (portable or the like).

Embodiment 1 FIG.
FIG. 1 is a block diagram showing an example of an in-vehicle information system development device according to the first embodiment. In the figure, 1 is a navigation system development device as an in-vehicle information system development device, 2 is graphic data related to a graphic displayed on the screen, and an operation that is set corresponding to the graphic and describes the operation of the graphic on the screen The graphic related data including the description data is input from the outside, and the graphic related data input from the input unit is stored in the storage unit 3.

  A storage unit 3 stores control data for controlling the transition of the display state corresponding to a predetermined command and display control data for displaying a graphic on the screen based on the operation description data in each display state.

  Reference numeral 4 denotes an execution unit that performs various processes. This execution unit also has a function as a conversion unit that incorporates graphic-related data into display control data and generates an execution file together with the control data. In addition to the above function, the execution unit 3 has an editor function that can read and edit each program and data.

  FIG. 2 is a block diagram for explaining the operation of the execution program. In the figure, 11 is an application section composed of applications such as a map display module, a location module, a route search module, a route guidance module, and a facility search module, and 12 corresponds to a predetermined command from a switch (S / W) or the like. It is a screen application control unit (control unit) that searches the state transition data, sends a display change command based on the corresponding state transition data to the screen display unit 13, and controls the execution of each application in the application unit 11.

  Reference numeral 13 denotes a screen display unit that displays menus and graphics on the screen based on commands from the screen application control unit 12, and has a display control unit that displays graphics on the screen based on operation description data in each display state. ing. The screen display unit incorporates graphic related data 14 input from the input unit 2. The screen display unit 13 controls the action description data included in the figure related data 14 based on the command, thereby displaying the figure on the screen.

  FIG. 3 is a diagram illustrating data stored in the storage unit 3 illustrated in FIG. 1. As shown in the figure, the storage unit 3 corresponds to the application data 21 corresponding to the application unit 11 of FIG. 2, similarly to the screen application control data 22 corresponding to the screen application control unit 12, and similarly to the screen display unit 13. Each of the screen display data 23 is stored, and a class library 25 and an OS / device driver 26 are stored.

  FIG. 4 is a diagram showing an example of the graphic related data (graphic related data input by the input unit 2) shown in FIG. The figure-related data 24 satisfies the preset conditions and the figure data 24a composed of data relating to the basic components of the menu such as a straight line, a polygonal line, a polygon, a circle, an ellipse, a predetermined character string, and a predetermined image. Operation description section 24b in which a procedure for dynamically changing the attribute value (referred to as animation variable) of each graphic data 24a is described, that is, executed when the condition is satisfied together with a preset condition. Procedures such as display / non-display switching, display position change, enlargement / reduction, rotation, and drawing color change are described as graphics operations.

  Further, the behavior description section 24b may be an aggregate having a plurality of graphic data 24a and a corresponding behavior description section 24b in a list format. By adopting such a nested structure, it is possible to construct a complicated configuration with basic components. In addition, it is not necessary to provide an operation description section for graphics that do not need to describe an operation.

  In this way, the operation according to the condition is described for the figure, so even if only the figure data of the figure is changed, other data is not affected, so only the figure data is corrected. Can do.

  Further, when changing the behavior description of a graphic, considering that the screen display unit 13 controls only the change of the attribute value of the graphic related data, even if the behavior description unit is modified, the screen display unit 13 In this case, only the behavioral description part can be corrected without affecting other data or the like.

  Next, a method for developing the in-vehicle information system according to the first embodiment will be described. FIG. 5 is a flowchart illustrating a method for developing the in-vehicle information system according to the first embodiment.

  First, as shown in FIG. 5, the contractor can easily develop a vehicle-mounted information system development tool (navigation system) having a graphic creation unit that can generate graphic-related data including graphic data and operation description data. Development tool) is provided to the orderer (ST1). The in-vehicle information system development tool has a screen display unit that displays a graphic on the screen based on the operation description data in each display state.

  When the in-vehicle information system development tool is provided from the contractor, the orderer creates graphic-related data using the in-vehicle information system development tool sent from the contractor (ST11). At this time, the orderer can visually confirm the graphic to be displayed and can confirm the operation of the graphic based on the description data. Can do. Further, in this in-vehicle information system development tool, by providing the description data, the graphic display operation can be independently confirmed, so that the necessary drawing operation can be confirmed and corrected regardless of other programs.

  Further, by providing the orderer with the in-vehicle information system development tool, the contractor can obtain the graphic related data in the format desired by the contractor from the orderer.

  After creating the graphic related data in this way, specifications (such as those described with respect to the transition state and navigation function) are sent to the contractor in accordance with the graphic related data (ST12).

  When the figure-related data and specifications are sent from the orderer, the contractor uses the in-vehicle information system development device (navigation system development device) to embed the graphic-related data in the display control data, compile, and execute the program Is created (ST2). Then, the created execution program is mounted on the actual vehicle information system H / W or map CD (ST3), and this vehicle information system is delivered to the orderer (ST4). As described above, since the vehicle-mounted information system development tool is provided to the orderer and the figure-related data is created, the vehicle-mounted information system can be provided in a short period of time without reworking the screen design.

  Next, the in-vehicle information system development tool (navigation system development tool) used in ST11 will be described. FIG. 6 is a block diagram showing an example of the in-vehicle information system development tool of the first embodiment. In the figure, 30 is an in-vehicle information system development tool, 31 is graphic data relating to a graphic displayed on the screen, and graphic including operation description data which is set corresponding to the graphic and describes the operation of the graphic on the screen. A generation unit 32 for generating related data, and a screen display unit 32 having a display control unit for displaying a graphic on the screen based on the behavioral description data generated by the generation unit 31 are shown in FIG. It has the same function as the screen display unit 13 shown, and can automatically generate graphic related data. An output unit 33 outputs the generated graphic related data to the outside.

  In order to create graphic-related data using the in-vehicle information system development tool, the following may be performed. FIG. 7 is a diagram for explaining the operation of the in-vehicle information system development tool. In the figure, 70 is a screen data name, 71 is a screen object selection area, 71a to 71f are screen objects, 72 is a screen creation area, 73 is an object color selection area, and 74 is a property selection area.

  The orderer defines the screen data name 70 with the keyboard, and drags a desired object from the screen object selection area 71 and pastes it in the screen creation area 72. The object color is designated with the mouse in the object color selection area 73 by focusing the object in the screen creation area 72 with the mouse. By creating a graphic in this way, graphic data relating to this graphic is created.

  Then, by clicking TEXT in the property setting area 74 and typing with the keyboard for the created object, a behavioral description is described, and an attribute value corresponding to this behavioral description is set as an animation variable. For example, if the object property when the animation variable is 1 is displayed and the object code when the animation variable is 2 is set to non-display, this figure is displayed when the animation variable is 1 and vice versa. The figure is not displayed.

  FIGS. 8 and 9 are diagrams showing screens displayed in accordance with changes in the animation variables. FIG. 8 shows a screen when the animation variable is 1, and FIG. Here, when the animation variable is 1, only the figure of the location registration is colored and other figures are not colored. When the animation variable is 2, only the figure of the route search is colored. This is an example of a case where a description is given so that other figures are not colored.

Next, the operation of the execution program generated in ST4 will be described. FIG. 10 is a diagram showing a display screen for explaining the operation of the execution program.
First, when initializing the in-vehicle information system, the screen application control unit 12 reads the map database and sends the road data list and the current location data to the screen display unit 13 as a screen list. At this time, the screen display unit 13 displays the screen shown in FIG. Here, 101 is a road line, and 102 is a vehicle position mark.

  Here, for example, when an event is generated in the S / W by pressing the ENTER key or the like, the screen application control unit 12 detects a key input event and sends a control command to the screen display unit 13 according to a predetermined operation transition flow. . At this time, a menu or a figure corresponding to this control command is displayed, and it is determined according to the condition at that time what operation the corresponding figure performs. Specifically, the value of the animation variable is determined according to this condition, and an operation corresponding to the variable is performed. Here, for example, it is assumed that the animation variable is set to 1. At this time, the operation when the animation variable is 1 is performed, for example, as shown in FIG. Conversely, when the animation variable is set to 2, the operation when the animation variable is 2 is performed, for example, as shown in FIG.

  Here, the screen application control unit detects the key input event, but the application unit may detect the event.

  In this embodiment, graphic data related to a graphic displayed on the screen, and graphic related data including operation description data set in correspondence with the graphic and describing the operation of the graphic on the screen are input from the outside. The graphic related data, the control data for controlling the transition of the display state corresponding to a predetermined command, and the display control data for displaying the graphic on the screen based on the operation description data in each display state. Since the execution program is generated based on this, the figure-related data can be easily corrected without changing the contents of the screen display (display control data) that controls the display of the figure. Related data can be generated. As a result, the figure-related data can be created on the orderer side.

  The in-vehicle information system development tool according to this embodiment includes graphic data related to a graphic displayed on the screen and operation description data that is set corresponding to the graphic and describes the operation of the graphic on the screen. Since it includes a generation unit that generates graphic-related data, a display control unit that displays a graphic on the screen based on the operation description data, and an output unit that outputs the graphic-related data to the outside. Data can be generated. Therefore, not only the contractor side but also the orderer side can easily create graphic related data.

  In addition, the orderer uses the in-vehicle information system development tool provided by the contractor to use graphic data related to graphics displayed on the screen and graphic description data describing the behavior on the screen. Data is created and provided to the contractor, and the contractor enters the figure-related data into the in-vehicle information system and creates an execution program. In addition, it is possible to reduce the occurrence of a shift in intention with the orderer side with respect to the graphic displayed on the orderer side.

Embodiment 2. FIG.
In the first embodiment, an orderer creates graphic related data by using an in-vehicle information system development tool having a drawing creation unit, and inputs the graphic related data to the in-vehicle information system development apparatus. 2, the in-vehicle information system development tool includes a transition control data creation unit that creates transition control data in addition to the drawing creation unit. The orderer creates not only graphic related data but also transition control data. The transition control data and the previous graphic-related data are input to the in-vehicle information system development device.

  FIG. 11 is a diagram showing a storage unit of the in-vehicle information system development device according to the second embodiment. As shown in the figure, the screen application control data 22 includes function control data for controlling the execution of application functions such as a navigation function, and transition control data for controlling the transition of the display state in response to a predetermined command. The transition control data is the same as that of the first embodiment except that the transition control data is input from the input unit 2.

  Next, a method for developing the in-vehicle information system according to the second embodiment will be described. FIG. 12 is a flowchart for explaining a method of developing the in-vehicle information system according to the second embodiment.

  First, an in-vehicle information system development tool capable of creating graphic related data and transition control data is provided to the orderer (ST21). This in-vehicle information system development tool may be a single tool that can generate both graphic-related data and transition control data, or a tool that can generate graphic-related data (screen creation tool) and transition control data. Two tools, a tool that can be generated (transition control data creation tool), may be used.

  When the in-vehicle information system development tool is provided by the contractor, the orderer creates graphic-related data and transition control data using the in-vehicle information system development tool (ST31), and sends it to the contractor along with the specifications (ST32). .

  When each data is sent from the orderer, the contractor inputs the graphic related data and the transition control data to the in-vehicle information system development device. Then, the transition control data is incorporated into the screen application control data, and an execution program is created as in the first embodiment (ST22). Others are the same as those of the first embodiment, and thus the description thereof is omitted.

  Next, the in-vehicle information system development tool used in ST31 will be described. FIG. 13 is a block diagram showing an example of the in-vehicle information system development tool of the second embodiment. In the figure, 40 is an in-vehicle information system development tool, 41 is a generation unit that generates graphic related data and generates transition control data for controlling the transition of the display state in response to a predetermined command, and 43 is the generated graphic related This is an output unit for outputting data and transition control data to the outside. The rest is the same as the in-vehicle information system development tool in FIG.

  In order to create transition control data using the in-vehicle information system development tool, the following may be performed. FIG. 14 is a diagram showing an example of a display screen of the in-vehicle information system development tool.

  141 is a normal state (a state in which no graphic is displayed, corresponding to FIG. 10A), and 142 to 146 are menu screen states (a state in which a graphic is displayed, corresponding to FIG. 10B, FIG. 10C, etc.) Each of these states is created in the manner of drawing.

  After describing these states, state transitions related to key inputs are indicated by arrows, and key event names are described within the squares. In FIG. 14, it is described that the state transitions to the state 142 when the ENTER event occurs in the state 1. At this time, for example, disp1 (1) is described in association with the state 142, and the screen-related data 1 is described to display the contents of the animation variable 1.

  Hereinafter, similarly, when the DOWN key is pressed from the state 142, the contents of the screen related data 1 and the animation variable 2 are displayed. In this way, by describing screen operation transitions in the manner of drawing, code generation corresponding to each created figure is described, and transition control data is created.

  In this embodiment, not only the graphic related data but also the transition control data is received from the orderer. Therefore, the rework is further reduced as compared with the first embodiment, and the development period can be shortened.

  In this embodiment, the orderer creates graphic-related data and transition control data using the in-vehicle information system development tool. However, the orderer may create only transition control data.

Embodiment 3 FIG.
In the second embodiment, the orderer creates transition control data, but in this third embodiment, the orderer creates function control data in addition to the transition control data. Data and function control data are input to the in-vehicle information system development device.

  FIG. 15 is a diagram illustrating a storage unit of the in-vehicle information system development device according to the third embodiment. As shown in the figure, the screen application control data 22 includes function control data for controlling the execution of application functions such as a navigation function, and transition control data for controlling the transition of the display state in response to a predetermined command. The transition control data and the function control data are the same as those in the first embodiment except that the transition control data and the function control data are input from the input unit 2.

  The development method is substantially the same as in the second embodiment except that in the second embodiment, when the transition control data is created by the in-vehicle information system development tool, the function control data is also created. Is omitted.

  In order to create function control data using the in-vehicle information system development tool, it is only necessary to describe execution instructions of functions (applications) executed in each state as shown in FIG. In FIG. 16, state 3 describes search () that is a route search command. That is, when the state transitions to state 3, a code for executing a route search application is described and function control data is also created.

  In this embodiment, since the function control data is also received from the orderer, the rework is further reduced as compared with the second embodiment, and the development period can be shortened.

Embodiment 4 FIG.
In the fourth embodiment, the drawing creation unit and the transition control data creation unit in the in-vehicle information system development tool used in the second and third embodiments are linked, and the graphic based on the graphic related data is based on the transition control data. It is intended to be displayed.

  17 to 19 are diagrams illustrating examples of screens when creating transition control data with the in-vehicle information system development tool. As shown in FIG. 17, at the time of initialization, the state 1 is emphasized (colored), and the display screen in the state 1 is displayed on the same screen. For state 1, since the screen name created by the screen creation tool is not described, nothing is displayed on the screen.

  When ENTER is selected, the screen shown in FIG. 18 is displayed. At this time, since disp1 (1) is described in the state 2-1, the screen of disp1 and animation variable 1 created by the screen creation tool is displayed on the screen display.

  Next, when DOWN is selected, the screen shown in FIG. 19 is displayed. At this time, since disp1 (2) is described in the state 2-2, the screen of disp1 and animation variable 2 created by the screen creation tool is displayed on the screen display. Hereinafter, every time an event occurs, the screen display on the transition control data creation tool changes, and a screen corresponding to the screen display is displayed.

  In this embodiment, since the figure based on the figure related data is displayed based on the transition control data, the figure confirms the relation between the operation specification and the screen, the figure related data, the transition control data, etc. The specifications can be accurately communicated to the contractor, and the development period can be shortened.

Embodiment 5. FIG.
In this embodiment, a pseudo application module that can cooperate with the transition control data creation unit of the in-vehicle information system development tool is provided together with the in-vehicle information system development tool.

  FIG. 20 is a flowchart for explaining a method for developing an in-vehicle information system according to the fifth embodiment. As shown in the figure, the contractor sends a pseudo-application module that operates to simulate each application of the in-vehicle information system development device to the orderer, together with each module, and sends the data to the orderer using the simulated application module. I try to create it. The creation method will be described below.

  21 to 23 are diagrams for explaining a data creation method using the in-vehicle information system development tool. The operation of the transition control data creation unit of the in-vehicle information system development tool is the same as that of the fourth embodiment, but at initialization, initialization information is sent to the pseudo application module and a road map is displayed as shown in FIG. Is done.

  Next, as in the fourth embodiment, when ENTER is selected from state 2-2, the state transitions to state 3. In this state 3, since the search () command is described, the transition control data creation unit sends a search () command to the pseudo application module, and the result of simulating the route search by this module is shown in FIG. Is displayed as shown.

  When the pseudo application module finishes executing the route search, it sends a search end event to the transition control data creation unit. As a result, the transition control data creation unit enters state 1, but at this time, the pseudo application module As shown, the route search result is displayed on the screen.

  In this embodiment, since the pseudo application module is provided, the orderer can provide the relationship between the operation specification and the screen in an environment close to the environment of the actual in-vehicle information system.

Embodiment 6 FIG.
In the fifth embodiment, a pseudo application module capable of cooperating with the transition control data creation unit of the in-vehicle information system development tool is provided. However, in this sixth embodiment, an actual machine is used on the environment of the transition control data creation unit. The development environment class library tool that can run the application part of is provided.

  FIG. 24 is a flowchart for explaining the development method of the in-vehicle information system according to the sixth embodiment. As shown in the figure, since it is the same as that of the third embodiment except that a development environment class library tool capable of operating an application unit for a real machine on the environment of the transition control data creation unit is provided, the description is omitted.

  The operation in the transition control data creation unit is the same as that in the second embodiment. However, in the in-vehicle information system development apparatus, the development environment class library tool is replaced with the actual class library and compiled. The rest of the description is the same as in the third embodiment, and a description thereof will be omitted.

  In this embodiment, since a development environment class library tool capable of operating an application unit for a real machine is used, it is possible to create a tool that more accurately conforms to the specifications than when a pseudo application module is used.

Embodiment 7 FIG.
In the in-vehicle information system development tool according to the fifth embodiment, an event is generated by selecting “ENTER” on the keyboard, and the state transition is performed by the occurrence of this event. As shown in FIG. 25, an event occurrence screen 250 is displayed, an event is generated by selecting a button on this screen, and a state transition is caused by the occurrence of this event.

  This screen is created by the user in the manner of a screen editor in the transition control data creation unit of the in-vehicle information system development tool. When the ENETR button is selected on the event generation screen 250, the state 1 is changed to the state 2-1. The rest is the same as in the fifth embodiment.

  In this embodiment, since an event occurrence screen is provided, the operation is simplified compared to the fifth embodiment.

Embodiment 8 FIG.
In the second to seventh embodiments, the orderer creates each data using the in-vehicle information system development tool having the transition control data creation unit. However, the contractor also has a similar transition control data creation unit. Temporarily deliver the data created by the transition control data creation unit to the orderer, and the orderer confirms the operation and corrects inadequate parts in the transition control data creation unit, and then corrects it to the contractor. You may make it send later data.

DESCRIPTION OF SYMBOLS 1 In-vehicle information system development apparatus 2 Input part 3 Memory | storage part 4 Processing part 11 Application part 12 Screen application control part 13 Screen display part 14 Screen related data 21 Application data 22 Screen application control data 23 Screen display data 24 Screen related data 24a Graphic data 24b Action description 25 Class library 26 OS / device driver 30, 40 In-vehicle information system development tool 31, 41 Generation unit 32 Screen display unit 33, 43 Output unit 70 Screen data name 71 Screen object selection area 72 Screen creation area 73 Object color selection Area 74 Property selection area 101 Road line 102 Own vehicle position mark 141 Normal state 142-146 Menu screen state 250 Event occurrence screen

Claims (8)

An in-vehicle information system development device that creates an execution program that is implemented and operates in an in-vehicle information system,
The vehicle information system is generated outside the vehicle information system development tools development device, corresponding to the graphic data and the graphic data of the screen objects displayed as a figure on the screen of the car information system in the car information system input for inputting graphic related data including operation description data describing the variable indicating the display state of graphics that are part of the display screen above SL-vehicle information system is determined in response to an event indicating a change instruction of the display state of the graphic And
The control data for controlling the transition of the display state on the screen of the in-vehicle information system in response to the occurrence of the event indicating the display screen transition command in the in- vehicle information system, and the operation description data based on the operation description data in each display state A storage unit that stores display control data for displaying figures on the screen of the in-vehicle information system;
The graphic description data including the behavior description data and indicating the display content is incorporated into the display control data for executing the display operation stored in the storage unit and is combined with the control data stored in the storage unit , whereby the behavior description data is vehicle information system development device that includes a conversion unit for generating the execution program for changing the display state of the screen using the graphic-related data incorporated based on SL control data the graphic-related data are specified, including. An in-vehicle information system development device that creates an execution program that is implemented and operates in an in-vehicle information system,
Transition of the display state on the screen of the in-vehicle information system in response to the occurrence of an event indicating a display screen transition command in the in- vehicle information system generated by the in-vehicle information system development tool outside the in-vehicle information system development device An input unit for inputting transition control data for controlling
Upper Symbol vehicle information is determined in response to an event indicating a change instruction of the display state of graphics corresponding to the graphic data and the graphic data of the screen objects displayed as a figure on the screen of the car information system in the car information system execution instruction of the application in the graphic-related data, the transition control data and the vehicle information system is input from the input unit including the operation description data describing the variable indicating the display state of graphics that are part of the display screen of the system A storage unit storing control data including function control data describing, and display control data for displaying graphics on the screen of the in-vehicle information system based on the operation description data in each display state;
By combining the control data of the graphic-related data indicating the display contents include the operation description data stored in the display control data to the built-in upper Symbol storage unit to perform the display operation stored in the storage unit, the operation description data vehicle information system development device that includes a conversion unit for generating the execution program for changing the display state of the screen using the graphic-related data incorporated on the basis of the control data which the graphics-related data is designated including . Control data stored in the storage unit includes transition control data for controlling transition of a display state on the screen of the in-vehicle information system in response to occurrence of an event indicating a display screen transition command in the in- vehicle information system, and the in-vehicle 2. The in-vehicle information system development device according to claim 1, further comprising function control data describing an execution instruction of an application in the information system, wherein the transition control data is input through an input unit and stored in the storage unit. Control data stored in the storage unit includes transition control data for controlling transition of a display state on the screen of the in-vehicle information system in response to occurrence of an event indicating a display screen transition command in the in- vehicle information system, and the in-vehicle The in-vehicle information according to claim 1, further comprising function control data describing an execution instruction of an application in an information system, wherein the transition control data and the function control data are input through an input unit and stored in the storage unit. System development equipment. A development method in an in-vehicle information system development device that creates an execution program that is implemented and operates in an in-vehicle information system,
Graphic data of a screen object displayed as a graphic on the screen of the in-vehicle information system, which is generated by the in-vehicle information system development tool outside the in- vehicle information system development device, the input unit of the in-vehicle information system development device; and describes the variable indicating the display state of graphics that are part of the display screen of the corresponding to the graphic data is determined according to an event indicating a change instruction of the display state of graphics in the car information system on SL-vehicle information system Inputting graphic related data including the behavioral description data,
The conversion unit of the in- vehicle information system development device executes a graphic display operation on the screen of the in-vehicle information system based on the operation description data in each display state stored in the storage unit of the in- vehicle information system development device. by combining the control data stored in the above term memory unit incorporate the graphic-related data indicating the display contents include the operation description data to the display control data, said pattern-related data including the operation description data is specified, the vehicle displaying the screen using the graphic-related data incorporated on the basis of the control data in response to occurrence of an event indicating a shift command of a display screen in the information system for controlling the transition of the display state of the screen of the vehicle information system And a step of generating the execution program for changing the state . A development method in an in-vehicle information system development device that creates an execution program that is implemented and operates in an in-vehicle information system,
In response to the occurrence of an event indicating a display screen transition command in the in- vehicle information system generated by the in-vehicle information system development tool outside the in-vehicle information system development device, the input unit Inputting transition control data for controlling display state transition;
A storage unit of the in-vehicle information system development device storing the input transition control data;
The conversion unit of the in- vehicle information system development device corresponds to the graphic data of the screen object displayed as a graphic on the screen of the in-vehicle information system and the graphic data stored in the storage unit of the in- vehicle information system development device. the in-vehicle information operation description data and the including describing the variable indicating the display state of graphics that are part of the display screen above SL-vehicle information system is determined in response to an event indicating a change command for displaying the state of the graphics in the system Graphic-related data is stored in the storage unit and incorporated in the display control data for executing graphic display operations on the screen of the in-vehicle information system based on the operation description data in each display state and stored in the storage unit Transition control data and function control data describing an application execution instruction in the in-vehicle information system. By combining the control data which the data is designated, the execution of changing the display of the screen by using graphics-related data incorporated on the basis of the control data which the graphics-related data is designated, including the operation description data A method for developing an in-vehicle information system including a step of generating a program. The control data stored in the storage unit is transition control data for controlling the transition of the display state on the screen of the in-vehicle information system in response to the occurrence of an event indicating an instruction to change the display state of the graphic in the in- vehicle information system, Function control data that describes the execution instruction of the application in the above-mentioned in-vehicle information system,
The in-vehicle information system development method according to claim 5 , wherein the input unit includes a step of inputting the transition control data, and a storage unit stores the input transition control data. The control data stored in the storage unit is transition control data for controlling the transition of the display state on the screen of the in-vehicle information system in response to the occurrence of an event indicating an instruction to change the display state of the graphic in the in- vehicle information system, Function control data that describes the execution instruction of the application in the above-mentioned in-vehicle information system,
An input unit inputting the transition control data and the function control data;
The in-vehicle information system development method according to claim 5 , wherein the storage unit includes a step of storing the input transition control data and the function control data.

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