void textui_textblock_place(textblock *tb, region orig_area, const char *header)
{
const char *text = textblock_text(tb);
const byte *attrs = textblock_attrs(tb);
/* xxx on resize this should be recalculated */
region area = region_calculate(orig_area);
size_t *line_starts = NULL, *line_lengths = NULL;
size_t n_lines;
n_lines = textblock_calculate_lines(tb,
&line_starts, &line_lengths, area.width);
area.page_rows--;
if (n_lines > (size_t) area.page_rows)
n_lines = area.page_rows;
c_prt(TERM_L_BLUE, header, area.row, area.col);
area.row++;
display_area(text, attrs, line_starts, line_lengths, n_lines, area, 0);
mem_free(line_starts);
mem_free(line_lengths);
}
void a_symbol_radio_callback(Widget w, XtPointer client_data, XtPointer call_data)
{
int *symbol_selected = (int *)client_data;
area_symbol = *symbol_selected;
area_prev_grey_pixmap();
display_area(0, PREFS_FRAME);
area_prev_show_pixmap();
}
void a_line_points_cb(Widget w, XtPointer client_data, XtPointer call_data)
{
XmToggleButtonCallbackStruct *cbs = (XmToggleButtonCallbackStruct*)call_data;
if(cbs->set) {
include_points_flag = TRUE;
} else {
include_points_flag = FALSE;
}
area_prev_grey_pixmap();
display_area(0, PREFS_FRAME);
area_prev_show_pixmap();
}
void textui_textblock_show(textblock *tb, region orig_area, const char *header)
{
const char *text = textblock_text(tb);
const byte *attrs = textblock_attrs(tb);
/* xxx on resize this should be recalculated */
region area = region_calculate(orig_area);
size_t *line_starts = NULL, *line_lengths = NULL;
size_t n_lines;
n_lines = textblock_calculate_lines(tb,
&line_starts, &line_lengths, area.width);
screen_save();
/* make room for the header & footer */
area.page_rows -= 3;
c_prt(TERM_L_BLUE, header, area.row, area.col);
area.row++;
if (n_lines > (size_t) area.page_rows) {
int start_line = 0;
c_prt(TERM_WHITE, "", area.row + area.page_rows, area.col);
c_prt(TERM_L_BLUE, "(Up/down or ESCAPE to exit.)",
area.row + area.page_rows + 1, area.col);
/* Pager mode */
while (1) {
struct keypress ch;
display_area(text, attrs, line_starts, line_lengths, n_lines,
area, start_line);
ch = inkey();
if (ch.code == ARROW_UP)
start_line--;
else if (ch.code== ESCAPE || ch.code == 'q')
break;
else if (ch.code == ARROW_DOWN)
start_line++;
else if (ch.code == ' ')
start_line += area.page_rows;
if (start_line < 0)
start_line = 0;
if (start_line + (size_t) area.page_rows > n_lines)
start_line = n_lines - area.page_rows;
}
} else {
display_area(text, attrs, line_starts, line_lengths, n_lines, area, 0);
c_prt(TERM_WHITE, "", area.row + n_lines, area.col);
c_prt(TERM_L_BLUE, "(Press any key to continue.)",
area.row + n_lines + 1, area.col);
inkey();
}
mem_free(line_starts);
mem_free(line_lengths);
screen_load();
return;
}
int display_shape(struct Map_info *Map, int type, struct cat_list *Clist, const struct Cell_head *window,
const struct color_rgb *bcolor, const struct color_rgb *fcolor, int chcat,
const char *icon, double size, const char *size_column, int sqrt_flag, const char *rot_column, /* lines only */
int id_flag, int cats_colors_flag, char *rgb_column,
int default_width, char *width_column, double width_scale,
char *z_style)
{
int open_db, field, i, stat;
dbCatValArray cvarr_rgb, cvarr_width, cvarr_size, cvarr_rot;
struct field_info *fi;
dbDriver *driver;
int nrec_rgb, nrec_width, nrec_size, nrec_rot, have_colors;
struct Colors colors, zcolors;
struct bound_box box;
stat = 0;
nrec_rgb = nrec_width = nrec_size = nrec_rot = 0;
open_db = rgb_column || width_column || size_column || rot_column;
if (open_db) {
field = Clist->field > 0 ? Clist->field : 1;
fi = Vect_get_field(Map, field);
if (!fi) {
G_fatal_error(_("Database connection not defined for layer %d"),
field);
}
driver = db_start_driver_open_database(fi->driver, fi->database);
if (!driver)
G_fatal_error(_("Unable to open database <%s> by driver <%s>"),
fi->database, fi->driver);
db_set_error_handler_driver(driver);
}
/* fisrt search for color table */
have_colors = Vect_read_colors(Vect_get_name(Map), Vect_get_mapset(Map),
&colors);
if (have_colors && rgb_column) {
G_warning(_("Both color table and <%s> option detected. "
"Color table will ignored."), "rgb_column");
have_colors = FALSE;
}
if (rgb_column) {
/* read RRR:GGG:BBB color strings from table */
db_CatValArray_init(&cvarr_rgb);
nrec_rgb = db_select_CatValArray(driver, fi->table, fi->key,
rgb_column, NULL, &cvarr_rgb);
G_debug(3, "nrec_rgb (%s) = %d", rgb_column, nrec_rgb);
if (cvarr_rgb.ctype != DB_C_TYPE_STRING) {
G_warning(_("Color definition column ('%s') not a string. "
"Column must be of form 'RRR:GGG:BBB' where RGB values range 0-255. "
"You can use '%s' module to define color rules. "
"Unable to colorize features."),
rgb_column, "v.colors");
rgb_column = NULL;
}
else {
if (nrec_rgb < 0)
G_fatal_error(_("Unable to select data ('%s') from table"),
rgb_column);
G_debug(2, "\n%d records selected from table", nrec_rgb);
}
}
if (width_column) {
if (*width_column == '\0')
G_fatal_error(_("Line width column not specified"));
db_CatValArray_init(&cvarr_width);
nrec_width = db_select_CatValArray(driver, fi->table, fi->key,
width_column, NULL, &cvarr_width);
G_debug(3, "nrec_width (%s) = %d", width_column, nrec_width);
if (cvarr_width.ctype != DB_C_TYPE_INT &&
cvarr_width.ctype != DB_C_TYPE_DOUBLE)
G_fatal_error(_("Line width column ('%s') not a number"),
width_column);
if (nrec_width < 0)
G_fatal_error(_("Unable to select data ('%s') from table"),
width_column);
G_debug(2, "\n%d records selected from table", nrec_width);
for (i = 0; i < cvarr_width.n_values; i++) {
G_debug(4, "cat = %d %s = %d", cvarr_width.value[i].cat,
width_column,
(cvarr_width.ctype ==
DB_C_TYPE_INT ? cvarr_width.value[i].val.
i : (int)cvarr_width.value[i].val.d));
}
}
if (size_column) {
if (*size_column == '\0')
G_fatal_error(_("Symbol size column not specified"));
db_CatValArray_init(&cvarr_size);
nrec_size = db_select_CatValArray(driver, fi->table, fi->key,
size_column, NULL, &cvarr_size);
G_debug(3, "nrec_size (%s) = %d", size_column, nrec_size);
if (cvarr_size.ctype != DB_C_TYPE_INT &&
cvarr_size.ctype != DB_C_TYPE_DOUBLE)
G_fatal_error(_("Symbol size column ('%s') is not numeric"),
size_column);
if (nrec_size < 0)
G_fatal_error(_("Unable to select data ('%s') from table"),
size_column);
G_debug(2, " %d records selected from table", nrec_size);
for (i = 0; i < cvarr_size.n_values; i++) {
G_debug(4, "(size) cat = %d %s = %.2f", cvarr_size.value[i].cat,
size_column,
(cvarr_size.ctype ==
DB_C_TYPE_INT ? (double)cvarr_size.value[i].val.i
: cvarr_size.value[i].val.d));
}
}
if (rot_column) {
if (*rot_column == '\0')
G_fatal_error(_("Symbol rotation column not specified"));
db_CatValArray_init(&cvarr_rot);
nrec_rot = db_select_CatValArray(driver, fi->table, fi->key,
rot_column, NULL, &cvarr_rot);
G_debug(3, "nrec_rot (%s) = %d", rot_column, nrec_rot);
if (cvarr_rot.ctype != DB_C_TYPE_INT &&
cvarr_rot.ctype != DB_C_TYPE_DOUBLE)
G_fatal_error(_("Symbol rotation column ('%s') is not numeric"),
rot_column);
if (nrec_rot < 0)
G_fatal_error(_("Unable to select data ('%s') from table"),
rot_column);
G_debug(2, " %d records selected from table", nrec_rot);
for (i = 0; i < cvarr_rot.n_values; i++) {
G_debug(4, "(rot) cat = %d %s = %.2f", cvarr_rot.value[i].cat,
rot_column,
(cvarr_rot.ctype ==
DB_C_TYPE_INT ? (double)cvarr_rot.value[i].val.i
: cvarr_rot.value[i].val.d));
}
}
if (open_db) {
db_close_database_shutdown_driver(driver);
}
if (z_style) {
if (!Vect_is_3d(Map)) {
G_warning(_("Vector map is not 3D. Unable to colorize features based on z-coordinates."));
z_style = NULL;
}
else if (rgb_column) {
G_warning(_("%s= and %s= are mutually exclusive. "
"%s= will be ignored."), "zcolor", "rgb_column", "zcolor");
z_style = NULL;
}
else {
Vect_get_map_box(Map, &box);
Rast_make_fp_colors(&zcolors, z_style, box.B, box.T);
}
}
stat = 0;
if (type & GV_AREA && Vect_get_num_primitives(Map, GV_CENTROID | GV_BOUNDARY) > 0)
stat += display_area(Map, Clist, window,
bcolor, fcolor, chcat,
id_flag, cats_colors_flag,
default_width, width_scale,
z_style ? &zcolors : NULL,
rgb_column ? &cvarr_rgb : NULL,
have_colors ? &colors : NULL,
&cvarr_width, nrec_width);
stat += display_lines(Map, type, Clist,
bcolor, fcolor, chcat,
icon, size, sqrt_flag,
id_flag, cats_colors_flag,
default_width, width_scale,
z_style ? &zcolors : NULL,
rgb_column ? &cvarr_rgb : NULL,
have_colors ? &colors : NULL,
&cvarr_width, nrec_width,
&cvarr_size, nrec_size,
&cvarr_rot, nrec_rot);
return stat;
}