static elemstyle_t *parse_rule(xmlNode *a_node) {
xmlNode *cur_node = NULL;
elemstyle_t *elemstyle = g_new0(elemstyle_t, 1);
elemstyle_condition_t **lastcond = &elemstyle->condition;
for (cur_node = a_node->children; cur_node; cur_node = cur_node->next) {
if (cur_node->type == XML_ELEMENT_NODE) {
if(strcasecmp((char*)cur_node->name, "condition") == 0) {
/* ------ parse condition ------ */
elemstyle_condition_t *newcond = g_new0(elemstyle_condition_t, 1);
newcond->key = xmlGetProp(cur_node, BAD_CAST "k");
newcond->value = xmlGetProp(cur_node, BAD_CAST "v");
*lastcond = newcond;
lastcond = &newcond->next;
/* todo: add support for "b" (boolean) value */
} else if(strcasecmp((char*)cur_node->name, "line") == 0) {
/* ------ parse line ------ */
g_assert(elemstyle->type == ES_TYPE_NONE);
elemstyle->type = ES_TYPE_LINE;
elemstyle->line = parse_line(cur_node);
} else if(strcasecmp((char*)cur_node->name, "linemod") == 0) {
/* ------ parse linemod ------ */
g_assert(elemstyle->type == ES_TYPE_NONE);
elemstyle->type = ES_TYPE_LINE_MOD;
elemstyle->line_mod = parse_line_mod(cur_node);
} else if(strcasecmp((char*)cur_node->name, "area") == 0) {
/* ------ parse area ------ */
g_assert(elemstyle->type == ES_TYPE_NONE);
elemstyle->type = ES_TYPE_AREA;
elemstyle->area = parse_area(cur_node);
} else if(strcasecmp((char*)cur_node->name, "icon") == 0) {
elemstyle->icon = parse_icon(cur_node);
} else if(strcasecmp((char*)cur_node->name, "scale_min") == 0) {
/* scale_min is currently ignored */
} else if(strcasecmp((char*)cur_node->name, "scale_max") == 0) {
switch (elemstyle->type) {
case ES_TYPE_LINE:
parse_scale_max(cur_node, &elemstyle->line->zoom_max);
break;
case ES_TYPE_AREA:
parse_scale_max(cur_node, &elemstyle->area->zoom_max);
break;
default:
if (elemstyle->icon) {
parse_scale_max(cur_node, &elemstyle->icon->zoom_max);
}
else {
printf("scale_max for unhandled elemstyletype=0x02%x\n",
elemstyle->type);
}
break;
}
} else {
printf("found unhandled rules/rule/%s\n", cur_node->name);
}
}
}
return elemstyle;
}
static void parse_style_node(xmlNode *a_node, xmlChar **fname, style_t *style) {
xmlNode *cur_node = NULL, *sub_node = NULL;
/* -------------- setup defaults -------------------- */
/* (the defaults are pretty much the potlatch style) */
style->background.color = 0xffffffff; // white
style->area.border_width = 2.0;
style->area.color = 0x00000060; // 37.5%
style->area.zoom_max = 0.1111; // zoom factor above which an area is visible & selectable
style->node.radius = 4.0;
style->node.border_radius = 2.0;
style->node.color = 0x000000ff; // black with filling ...
style->node.fill_color = 0x008800ff; // ... in dark green
style->node.show_untagged = FALSE;
style->node.zoom_max = 0.4444; // zoom factor above which a node is visible & selectable
style->track.width = 6.0;
style->track.color = 0x0000ff40; // blue
style->track.gps_color = 0x000080ff;
style->way.width = 3.0;
style->way.color = 0x606060ff; // grey
style->way.zoom_max = 0.2222; // zoom above which it's visible & selectable
style->highlight.width = 3.0;
style->highlight.color = 0xffff0080; // normal highlights are yellow
style->highlight.node_color = 0xff000080; // node highlights are red
style->highlight.touch_color = 0x0000ff80; // touchnode and
style->highlight.arrow_color = 0x0000ff80; // arrows are blue
style->highlight.arrow_limit = 4.0;
style->frisket.mult = 3.0;
style->frisket.color = 0xffffffff;
style->frisket.border.present = TRUE;
style->frisket.border.width = 6.0;
style->frisket.border.color = 0x00000099;
style->icon.enable = FALSE;
style->icon.scale = 1.0; // icon size (multiplier)
for (cur_node = a_node->children; cur_node; cur_node = cur_node->next) {
if (cur_node->type == XML_ELEMENT_NODE) {
if(fname != NULL && strcasecmp((char*)cur_node->name, "elemstyles") == 0) {
*fname = xmlGetProp(cur_node, BAD_CAST "filename");
/* ---------- node ------------------------------------- */
} else if(strcasecmp((char*)cur_node->name, "node") == 0) {
parse_color(cur_node, "color", &style->node.color);
parse_color(cur_node, "fill-color", &style->node.fill_color);
style->node.radius = xml_get_prop_float(cur_node, "radius");
style->node.border_radius = xml_get_prop_float(cur_node, "border-radius");
style->node.zoom_max = parse_scale_max(cur_node);
style->node.show_untagged =
xml_get_prop_is(cur_node, "show-untagged", "true");
/* ---------- icon ------------------------------------- */
} else if(strcasecmp((char*)cur_node->name, "icon") == 0) {
style->icon.scale = xml_get_prop_float(cur_node, "scale");
char *prefix = (char*)xmlGetProp(cur_node, BAD_CAST "path-prefix");
if(prefix) {
g_free(style->icon.path_prefix);
style->icon.path_prefix = prefix;
}
style->icon.enable = xml_get_prop_is(cur_node, "enable", "true");
/* ---------- way ------------------------------------- */
} else if(strcasecmp((char*)cur_node->name, "way") == 0) {
parse_color(cur_node, "color", &style->way.color);
style->way.width = xml_get_prop_float(cur_node, "width");
style->way.zoom_max = parse_scale_max(cur_node);
/* ---------- frisket --------------------------------- */
} else if(strcasecmp((char*)cur_node->name, "frisket") == 0) {
style->frisket.mult = xml_get_prop_float(cur_node, "mult");
parse_color(cur_node, "color", &style->frisket.color);
style->frisket.border.present = FALSE;
for(sub_node = cur_node->children; sub_node; sub_node=sub_node->next) {
if(sub_node->type == XML_ELEMENT_NODE) {
if(strcasecmp((char*)sub_node->name, "border") == 0) {
style->frisket.border.present = TRUE;
style->frisket.border.width = xml_get_prop_float(sub_node, "width");
parse_color(sub_node, "color", &style->frisket.border.color);
}
}
}
/* ---------- highlight ------------------------------- */
} else if(strcasecmp((char*)cur_node->name, "highlight") == 0) {
parse_color(cur_node, "color", &style->highlight.color);
parse_color(cur_node, "node-color", &style->highlight.node_color);
parse_color(cur_node, "touch-color", &style->highlight.touch_color);
parse_color(cur_node, "arrow-color", &style->highlight.arrow_color);
style->highlight.width = xml_get_prop_float(cur_node, "width");
style->highlight.arrow_limit = xml_get_prop_float(cur_node, "arrow-limit");
/* ---------- track ------------------------------------ */
} else if(strcasecmp((char*)cur_node->name, "track") == 0) {
parse_color(cur_node, "color", &style->track.color);
parse_color(cur_node, "gps-color", &style->track.gps_color);
style->track.width = xml_get_prop_float(cur_node, "width");
/* ---------- area ------------------------------------- */
} else if(strcasecmp((char*)cur_node->name, "area") == 0) {
style->area.has_border_color =
parse_color(cur_node, "border-color", &style->area.border_color);
style->area.border_width = xml_get_prop_float(cur_node,"border-width");
style->area.zoom_max = parse_scale_max(cur_node);
parse_color(cur_node, "color", &style->area.color);
/* ---------- background ------------------------------- */
} else if(strcasecmp((char*)cur_node->name, "background") == 0) {
parse_color(cur_node, "color", &style->background.color);
} else
printf(" found unhandled style/%s\n", cur_node->name);
}
}
if(!style->icon.path_prefix)
style->icon.path_prefix = g_strdup("standard");
}
