2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
4 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 #ifndef _VIKING_ACQUIRE_H
23 #define _VIKING_ACQUIRE_H
27 #include "vikwindow.h"
28 #include "viklayerspanel.h"
29 #include "vikviewport.h"
34 typedef struct _VikDataSourceInterface VikDataSourceInterface;
36 /* global data structure used to expose the progress dialog to the worker thread */
43 gboolean ok; /* if OK is false when we exit, we MUST free w */
44 VikDataSourceInterface *source_interface;
46 } acq_dialog_widgets_t;
48 /* Direct, URL & Shell types process the results with GPSBabel to create tracks/waypoint */
50 VIK_DATASOURCE_GPSBABEL_DIRECT,
52 VIK_DATASOURCE_SHELL_CMD,
53 VIK_DATASOURCE_INTERNAL
54 } vik_datasource_type_t;
57 VIK_DATASOURCE_CREATENEWLAYER,
58 VIK_DATASOURCE_ADDTOLAYER
59 } vik_datasource_mode_t;
60 /* TODO: replace track/layer? */
63 VIK_DATASOURCE_INPUTTYPE_NONE = 0,
64 VIK_DATASOURCE_INPUTTYPE_TRWLAYER,
65 VIK_DATASOURCE_INPUTTYPE_TRACK,
66 VIK_DATASOURCE_INPUTTYPE_TRWLAYER_TRACK
67 } vik_datasource_inputtype_t;
69 /* returns pointer to state if OK, otherwise NULL */
70 typedef gpointer (*VikDataSourceInitFunc) ();
72 /* returns NULL if OK, otherwise returns an error message. */
73 typedef gchar *(*VikDataSourceCheckExistenceFunc) ();
75 /* Create widgets to show in a setup dialog, set up state via user_data */
76 typedef void (*VikDataSourceAddSetupWidgetsFunc) ( GtkWidget *dialog, VikViewport *vvp, gpointer user_data );
78 /* if VIK_DATASOURCE_GPSBABEL_DIRECT, babelargs and inputfile.
79 if VIK_DATASOURCE_SHELL_CMD, shellcmd and inputtype.
80 if VIK_DATASOURCE_URL, url and inputtype.
81 set both to NULL to signal refusal (ie already downloading) */
82 typedef void (*VikDataSourceGetCmdStringFunc) ( gpointer user_data, gchar **babelargs_or_shellcmd, gchar **inputfile_or_inputtype );
84 typedef void (*VikDataSourceGetCmdStringFuncWithInput) ( gpointer user_data, gchar **babelargs_or_shellcmd, gchar **inputfile_or_inputtype, const gchar *input_file_name );
85 typedef void (*VikDataSourceGetCmdStringFuncWithInputInput) ( gpointer user_data, gchar **babelargs_or_shellcmd, gchar **inputfile_or_inputtype, const gchar *input_file_name, const gchar *input_track_file_name );
87 /* The actual function to do stuff - must report success/failure */
88 typedef gboolean (*VikDataSourceProcessFunc) ( gpointer vtl, const gchar *cmd, const gchar *extra, BabelStatusFunc status_cb, acq_dialog_widgets_t *adw );
91 typedef void (*VikDataSourceProgressFunc) ( BabelProgressCode c, gpointer data, acq_dialog_widgets_t *w );
93 /* Creates widgets to show in a progress dialog, may set up state via user_data */
94 typedef void (*VikDataSourceAddProgressWidgetsFunc) ( GtkWidget *dialog, gpointer user_data );
96 /* Frees any widgets created for the setup or progress dialogs, any allocated state, etc. */
97 typedef void (*VikDataSourceCleanupFunc) ( gpointer user_data );
99 typedef void (*VikDataSourceOffFunc) ( gpointer user_data, gchar **babelargs_or_shellcmd, gchar **inputfile_or_inputtype );;
101 struct _VikDataSourceInterface {
102 const gchar *window_title;
103 const gchar *layer_title;
104 vik_datasource_type_t type;
105 vik_datasource_mode_t mode;
106 vik_datasource_inputtype_t inputtype;
108 gboolean keep_dialog_open; /* when done */
111 /*** Manual UI Building ***/
112 VikDataSourceInitFunc init_func;
113 VikDataSourceCheckExistenceFunc check_existence_func;
114 VikDataSourceAddSetupWidgetsFunc add_setup_widgets_func;
117 /* or VikDataSourceGetCmdStringFuncWithInput, if inputtype is not NONE */
118 VikDataSourceGetCmdStringFunc get_cmd_string_func;
120 VikDataSourceProcessFunc process_func;
122 VikDataSourceProgressFunc progress_func;
123 VikDataSourceAddProgressWidgetsFunc add_progress_widgets_func;
124 VikDataSourceCleanupFunc cleanup_func;
125 VikDataSourceOffFunc off_func;
127 /*** UI Building ***/
128 VikLayerParam * params;
129 guint16 params_count;
130 VikLayerParamData * params_defaults;
131 gchar ** params_groups;
132 guint8 params_groups_count;
136 /**********************************/
137 /**********************************/
138 /**********************************/
140 /* for sources with no input data */
141 void a_acquire ( VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikDataSourceInterface *source_interface );
143 /* Create a sub menu intended for rightclicking on a TRWLayer. menu called "Filter"
144 * returns NULL if no filters */
145 GtkWidget *a_acquire_trwlayer_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrwLayer *vtl);
147 /* Create a sub menu intended for rightclicking on a TRWLayer. menu called "Filter with Track "TRACKNAME"..."
148 * returns NULL if no filters or no filter track has been set
150 GtkWidget *a_acquire_trwlayer_track_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrwLayer *vtl);
152 /* Create a sub menu intended for rightclicking on a track. menu called "Filter"
153 * returns NULL if no applicable filters */
154 GtkWidget *a_acquire_track_menu (VikWindow *vw, VikLayersPanel *vlp, VikViewport *vvp, VikTrack *tr);
156 /* sets application-wide track to use with filter. references the track. */
157 void a_acquire_set_filter_track ( VikTrack *tr );