2 * Hic Est Leo -- Point and Icon Symbolizer
4 * (c) 2014 Martin Mares <mj@ucw.cz>
14 static void sym_point_draw(struct symbol *sym, struct svg *svg)
16 struct sym_point *p = (struct sym_point *) sym;
17 struct osm_object *o = sym->o;
18 struct osm_node *n = (struct osm_node *) o;
20 if (o->type != OSM_TYPE_NODE)
22 msg(L_ERROR, "Point symbolizer works only on nodes. It's a bug, isn't it?");
29 svg_push_element(svg, "circle");
30 svg_set_attr_dimen(svg, "cx", n->x);
31 svg_set_attr_dimen(svg, "cy", n->y);
32 svg_set_attr_dimen(svg, "r", p->size / 2);
34 // FIXME: Other shapes
36 osm_obj_warn(o, "Unknown symbol-shape %s", osm_val_decode(p->shape));
40 // FIMXE: Use COLOR_NONE instead of do_stroke and do_fill
43 svg_set_attr_color(svg, "stroke", p->stroke_color);
44 svg_set_attr_dimen(svg, "stroke-width", p->stroke_width);
45 if (p->stroke_opacity != 1)
46 svg_set_attr_float(svg, "stroke-opacity", p->stroke_opacity);
50 svg_set_attr_color(svg, "fill", p->fill_color);
51 if (p->fill_opacity != 1)
52 svg_set_attr_float(svg, "fill-opacity", p->fill_opacity);
55 svg_set_attr(svg, "fill", "none");
59 static void sym_point_gen(struct osm_object *o, struct style_info *si, struct svg *svg UNUSED)
61 if (o->type != OSM_TYPE_NODE)
64 osm_val_t shape = style_get_ident(si, PROP_SYMBOL_SHAPE);
68 struct sym_point *sp = sym_point_new(o);
72 style_get_number(si, PROP_SYMBOL_SIZE, &sp->size);
74 sp->stroke_width = 0.1;
75 sp->stroke_color = 0xffc800;
76 sp->stroke_opacity = 1;
77 if (style_get_color(si, PROP_SYMBOL_STROKE_COLOR, &sp->stroke_color) |
78 style_get_number(si, PROP_SYMBOL_STROKE_WIDTH, &sp->stroke_width))
81 style_get_number(si, PROP_SYMBOL_STROKE_OPACITY, &sp->stroke_opacity);
84 sp->fill_color = 0x0000ff;
86 if (style_get_color(si, PROP_SYMBOL_FILL_COLOR, &sp->fill_color) || !sp->do_stroke)
89 style_get_number(si, PROP_SYMBOL_FILL_OPACITY, &sp->fill_opacity);
92 sym_plan(&sp->s, sym_zindex(o, si, 4));
95 struct symbolizer symbolizer_point = {
97 .draw = sym_point_draw,
101 struct sym_point *sym_point_new(struct osm_object *o)
103 return sym_new(SYMBOLIZER_POINT, o, sizeof(struct sym_point));
108 static void sym_icon_draw(struct symbol *sym, struct svg *svg)
110 struct sym_icon *i = (struct sym_icon *) sym;
111 svg_icon_put(svg, &i->sir);
114 static void sym_icon_gen(struct osm_object *o, struct style_info *si, struct svg *svg)
116 if (o->type != OSM_TYPE_NODE && o->type != OSM_TYPE_WAY && o->type != OSM_TYPE_MULTIPOLYGON)
119 osm_val_t image = style_get_string(si, PROP_ICON_IMAGE);
123 struct sym_icon *sic = sym_icon_new(o);
124 struct svg_icon *icon = svg_icon_load(svg, osm_val_decode(image));
125 struct svg_icon_request *sir = &sic->sir;
128 if (!osm_obj_center(o, &sir->x, &sir->y))
131 sir->width = icon->width;
132 sir->height = icon->height;
133 style_scale(si, &sir->width, &sir->height, PROP_ICON_WIDTH, PROP_ICON_HEIGHT);
137 // style_get_number(si, PROP_ICON_OPACITY, &sir->opacity);
139 sym_plan(&sic->s, sym_zindex(o, si, 4));
142 struct symbolizer symbolizer_icon = {
144 .draw = sym_icon_draw,
148 struct sym_icon *sym_icon_new(struct osm_object *o)
150 return sym_new(SYMBOLIZER_ICON, o, sizeof(struct sym_icon));