static Object *
implements_load(ObjectNode obj_node, int version, const char *filename)
{
Implements *implements;
AttributeNode attr;
Connection *conn;
Object *obj;
if (implements_font == NULL)
implements_font = font_getfont("Courier");
implements = g_malloc(sizeof(Implements));
conn = &implements->connection;
obj = (Object *) implements;
obj->type = &implements_type;
obj->ops = &implements_ops;
connection_load(conn, obj_node);
connection_init(conn, 4, 0);
implements->circle_diameter = 1.0;
attr = object_find_attribute(obj_node, "diameter");
if (attr != NULL)
implements->circle_diameter = data_real(attribute_first_data(attr));
implements->text = NULL;
attr = object_find_attribute(obj_node, "text");
if (attr != NULL)
implements->text = data_string(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "text_pos");
if (attr != NULL)
data_point(attribute_first_data(attr), &implements->text_pos);
implements->text_width =
font_string_width(implements->text, implements_font,
IMPLEMENTS_FONTHEIGHT);
implements->text_handle.id = HANDLE_MOVE_TEXT;
implements->text_handle.type = HANDLE_MINOR_CONTROL;
implements->text_handle.connect_type = HANDLE_NONCONNECTABLE;
implements->text_handle.connected_to = NULL;
obj->handles[2] = &implements->text_handle;
implements->circle_handle.id = HANDLE_CIRCLE_SIZE;
implements->circle_handle.type = HANDLE_MINOR_CONTROL;
implements->circle_handle.connect_type = HANDLE_NONCONNECTABLE;
implements->circle_handle.connected_to = NULL;
obj->handles[3] = &implements->circle_handle;
implements->properties_dialog = NULL;
implements_update_data(implements);
return (Object *)implements;
}
static DiaObject *
bus_load(ObjectNode obj_node, int version, const char *filename)
{
Bus *bus;
Connection *conn;
LineBBExtras *extra;
DiaObject *obj;
AttributeNode attr;
DataNode data;
int i;
bus = g_malloc0(sizeof(Bus));
conn = &bus->connection;
obj = &conn->object;
extra = &conn->extra_spacing;
obj->type = &bus_type;
obj->ops = &bus_ops;
connection_load(conn, obj_node);
attr = object_find_attribute(obj_node, "bus_handles");
bus->num_handles = 0;
if (attr != NULL)
bus->num_handles = attribute_num_data(attr);
connection_init(conn, 2 + bus->num_handles, 0);
data = attribute_first_data(attr);
bus->handles = g_malloc(sizeof(Handle *)*bus->num_handles);
bus->parallel_points = g_malloc(sizeof(Point)*bus->num_handles);
for (i=0;i<bus->num_handles;i++) {
bus->handles[i] = g_new0(Handle,1);
bus->handles[i]->id = HANDLE_BUS;
bus->handles[i]->type = HANDLE_MINOR_CONTROL;
bus->handles[i]->connect_type = HANDLE_CONNECTABLE_NOBREAK;
bus->handles[i]->connected_to = NULL;
data_point(data, &bus->handles[i]->pos);
obj->handles[2+i] = bus->handles[i];
data = data_next(data);
}
bus->line_color = color_black;
attr = object_find_attribute(obj_node, "line_color");
if (attr != NULL)
data_color(attribute_first_data(attr), &bus->line_color);
extra->start_trans =
extra->end_trans =
extra->start_long =
extra->end_long = LINE_WIDTH/2.0;
bus_update_data(bus);
return &bus->connection.object;
}
static DiaObject *
flow_load(ObjectNode obj_node, int version, DiaContext *ctx)
{
Flow *flow;
AttributeNode attr;
Connection *conn;
DiaObject *obj;
LineBBExtras *extra;
flow = g_malloc0(sizeof(Flow));
conn = &flow->connection;
obj = &conn->object;
extra = &conn->extra_spacing;
obj->type = &flow_type;
obj->ops = &flow_ops;
connection_load(conn, obj_node, ctx);
connection_init(conn, 3, 0);
flow->text = NULL;
attr = object_find_attribute(obj_node, "text");
if (attr != NULL)
flow->text = data_text(attribute_first_data(attr), ctx);
else { /* pathologic */
DiaFont *font = dia_font_new_from_style(DIA_FONT_SANS, FLOW_FONTHEIGHT);
flow->text = new_text("", font, FLOW_FONTHEIGHT, &obj->position, &color_black, ALIGN_CENTER);
dia_font_unref(font);
}
attr = object_find_attribute(obj_node, "type");
if (attr != NULL)
flow->type = (FlowType)data_int(attribute_first_data(attr), ctx);
flow->text_handle.id = HANDLE_MOVE_TEXT;
flow->text_handle.type = HANDLE_MINOR_CONTROL;
flow->text_handle.connect_type = HANDLE_NONCONNECTABLE;
flow->text_handle.connected_to = NULL;
flow->text_handle.pos = flow->text->position;
obj->handles[2] = &flow->text_handle;
extra->start_long =
extra->end_long =
extra->start_trans = FLOW_WIDTH/2.0;
extra->end_trans = MAX(FLOW_WIDTH, FLOW_ARROWLEN) / 2.0;
flow->textpos = flow->text->position;
flow_update_data(flow);
return &flow->connection.object;
}
static Object *
message_load(ObjectNode obj_node, int version, const char *filename)
{
Message *message;
AttributeNode attr;
Connection *conn;
Object *obj;
if (message_font == NULL)
message_font = font_getfont("Helvetica");
message = g_malloc(sizeof(Message));
conn = &message->connection;
obj = (Object *) message;
obj->type = &message_type;
obj->ops = &message_ops;
connection_load(conn, obj_node);
connection_init(conn, 3, 0);
message->text = NULL;
attr = object_find_attribute(obj_node, "text");
if (attr != NULL)
message->text = data_string(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "text_pos");
if (attr != NULL)
data_point(attribute_first_data(attr), &message->text_pos);
attr = object_find_attribute(obj_node, "type");
if (attr != NULL)
message->type = (MessageType)data_int(attribute_first_data(attr));
if (message->text)
message->text_width =
font_string_width(message->text, message_font, MESSAGE_FONTHEIGHT);
else
message->text_width = 0;
message->text_handle.id = HANDLE_MOVE_TEXT;
message->text_handle.type = HANDLE_MINOR_CONTROL;
message->text_handle.connect_type = HANDLE_NONCONNECTABLE;
message->text_handle.connected_to = NULL;
obj->handles[2] = &message->text_handle;
message_update_data(message);
return (Object *)message;
}
static Object *
constraint_load(ObjectNode obj_node, int version, const char *filename)
{
Constraint *constraint;
AttributeNode attr;
Connection *conn;
Object *obj;
if (constraint_font == NULL)
constraint_font = font_getfont("Courier");
constraint = g_malloc(sizeof(Constraint));
conn = &constraint->connection;
obj = (Object *) constraint;
obj->type = &constraint_type;
obj->ops = &constraint_ops;
connection_load(conn, obj_node);
connection_init(conn, 3, 0);
constraint->text = NULL;
attr = object_find_attribute(obj_node, "text");
if (attr != NULL)
constraint->text = data_string(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "text_pos");
if (attr != NULL)
data_point(attribute_first_data(attr), &constraint->text_pos);
constraint->text_width =
font_string_width(constraint->text, constraint_font, CONSTRAINT_FONTHEIGHT);
constraint->text_handle.id = HANDLE_MOVE_TEXT;
constraint->text_handle.type = HANDLE_MINOR_CONTROL;
constraint->text_handle.connect_type = HANDLE_NONCONNECTABLE;
constraint->text_handle.connected_to = NULL;
obj->handles[2] = &constraint->text_handle;
constraint->properties_dialog = NULL;
constraint_update_data(constraint);
return (Object *)constraint;
}
static DiaObject *
wanlink_load(ObjectNode obj_node, int version,DiaContext *ctx)
{
WanLink *wanlink;
Connection *conn;
DiaObject *obj;
AttributeNode attr;
DataNode data;
wanlink = g_malloc0(sizeof(WanLink));
conn = &wanlink->connection;
obj = (DiaObject *) wanlink;
obj->type = &wanlink_type;
obj->ops = &wanlink_ops;
connection_load(conn, obj_node, ctx);
connection_init(conn, 2, 0);
attr = object_find_attribute(obj_node, "width");
if (attr != NULL) {
data = attribute_first_data(attr);
wanlink->width = data_real(data, ctx);
}
wanlink->line_color = color_black;
attr = object_find_attribute(obj_node, "line_color");
if (attr != NULL)
data_color(attribute_first_data(attr), &wanlink->line_color, ctx);
/* both colors where black at the time this was hardcoded ... */
wanlink->fill_color = color_black;
attr = object_find_attribute(obj_node, "fill_color");
if (attr != NULL)
data_color(attribute_first_data(attr), &wanlink->fill_color, ctx);
wanlink_update_data (wanlink);
return obj;
}
static Object *
arc_load(ObjectNode obj_node, int version, const char *filename)
{
Arc *arc;
Connection *conn;
Object *obj;
AttributeNode attr;
arc = g_malloc(sizeof(Arc));
conn = &arc->connection;
obj = (Object *) arc;
obj->type = &arc_type;;
obj->ops = &arc_ops;
connection_load(conn, obj_node);
arc->arc_color = color_black;
attr = object_find_attribute(obj_node, "arc_color");
if (attr != NULL)
data_color(attribute_first_data(attr), &arc->arc_color);
arc->curve_distance = 0.1;
attr = object_find_attribute(obj_node, "curve_distance");
if (attr != NULL)
arc->curve_distance = data_real(attribute_first_data(attr));
arc->line_width = 0.1;
attr = object_find_attribute(obj_node, "line_width");
if (attr != NULL)
arc->line_width = data_real(attribute_first_data(attr));
arc->line_style = LINESTYLE_SOLID;
attr = object_find_attribute(obj_node, "line_style");
if (attr != NULL)
arc->line_style = data_enum(attribute_first_data(attr));
arc->dashlength = DEFAULT_LINESTYLE_DASHLEN;
attr = object_find_attribute(obj_node, "dashlength");
if (attr != NULL)
arc->dashlength = data_real(attribute_first_data(attr));
arc->start_arrow.type = ARROW_NONE;
arc->start_arrow.length = 0.8;
arc->start_arrow.width = 0.8;
attr = object_find_attribute(obj_node, "start_arrow");
if (attr != NULL)
arc->start_arrow.type = data_enum(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "start_arrow_length");
if (attr != NULL)
arc->start_arrow.length = data_real(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "start_arrow_width");
if (attr != NULL)
arc->start_arrow.width = data_real(attribute_first_data(attr));
arc->end_arrow.type = ARROW_NONE;
arc->end_arrow.length = 0.8;
arc->end_arrow.width = 0.8;
attr = object_find_attribute(obj_node, "end_arrow");
if (attr != NULL)
arc->end_arrow.type = data_enum(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "end_arrow_length");
if (attr != NULL)
arc->end_arrow.length = data_real(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "end_arrow_width");
if (attr != NULL)
arc->end_arrow.width = data_real(attribute_first_data(attr));
connection_init(conn, 3, 0);
obj->handles[2] = &arc->middle_handle;
arc->middle_handle.id = HANDLE_MIDDLE;
arc->middle_handle.type = HANDLE_MINOR_CONTROL;
arc->middle_handle.connect_type = HANDLE_NONCONNECTABLE;
arc->middle_handle.connected_to = NULL;
arc_update_data(arc);
return (Object *)arc;
}
static DiaObject *
line_load(ObjectNode obj_node, int version, DiaContext *ctx)
{
Line *line;
Connection *conn;
DiaObject *obj;
AttributeNode attr;
line = g_malloc0(sizeof(Line));
conn = &line->connection;
obj = &conn->object;
obj->type = &line_type;
obj->ops = &line_ops;
connection_load(conn, obj_node, ctx);
line->line_color = color_black;
attr = object_find_attribute(obj_node, "line_color");
if (attr != NULL)
data_color(attribute_first_data(attr), &line->line_color, ctx);
line->line_width = 0.1;
attr = object_find_attribute(obj_node, PROP_STDNAME_LINE_WIDTH);
if (attr != NULL)
line->line_width = data_real(attribute_first_data(attr), ctx);
line->line_style = LINESTYLE_SOLID;
attr = object_find_attribute(obj_node, "line_style");
if (attr != NULL)
line->line_style = data_enum(attribute_first_data(attr), ctx);
line->line_caps = LINECAPS_BUTT;
attr = object_find_attribute(obj_node, "line_caps");
if (attr != NULL)
line->line_caps = data_enum(attribute_first_data(attr), ctx);
load_arrow(obj_node, &line->start_arrow,
"start_arrow", "start_arrow_length", "start_arrow_width", ctx);
load_arrow(obj_node, &line->end_arrow,
"end_arrow", "end_arrow_length", "end_arrow_width", ctx);
line->absolute_start_gap = 0.0;
attr = object_find_attribute(obj_node, "absolute_start_gap");
if (attr != NULL)
line->absolute_start_gap = data_real(attribute_first_data(attr), ctx);
line->absolute_end_gap = 0.0;
attr = object_find_attribute(obj_node, "absolute_end_gap");
if (attr != NULL)
line->absolute_end_gap = data_real(attribute_first_data(attr), ctx);
line->dashlength = DEFAULT_LINESTYLE_DASHLEN;
attr = object_find_attribute(obj_node, "dashlength");
if (attr != NULL)
line->dashlength = data_real(attribute_first_data(attr), ctx);
connection_init(conn, 2, 0);
line->cpl = connpointline_load(obj,obj_node,"numcp",1,NULL, ctx);
line_update_data(line);
return &line->connection.object;
}
static Object *
line_load(ObjectNode obj_node, int version, const char *filename)
{
Line *line;
Connection *conn;
Object *obj;
AttributeNode attr;
line = g_malloc(sizeof(Line));
conn = &line->connection;
obj = (Object *) line;
obj->type = &line_type;
obj->ops = &line_ops;
connection_load(conn, obj_node);
line->line_color = color_black;
attr = object_find_attribute(obj_node, "line_color");
if (attr != NULL)
data_color(attribute_first_data(attr), &line->line_color);
line->line_width = 0.1;
attr = object_find_attribute(obj_node, "line_width");
if (attr != NULL)
line->line_width = data_real(attribute_first_data(attr));
line->line_style = LINESTYLE_SOLID;
attr = object_find_attribute(obj_node, "line_style");
if (attr != NULL)
line->line_style = data_enum(attribute_first_data(attr));
line->start_arrow.type = ARROW_NONE;
line->start_arrow.length = 0.8;
line->start_arrow.width = 0.8;
attr = object_find_attribute(obj_node, "start_arrow");
if (attr != NULL)
line->start_arrow.type = data_enum(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "start_arrow_length");
if (attr != NULL)
line->start_arrow.length = data_real(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "start_arrow_width");
if (attr != NULL)
line->start_arrow.width = data_real(attribute_first_data(attr));
line->end_arrow.type = ARROW_NONE;
line->end_arrow.length = 0.8;
line->end_arrow.width = 0.8;
attr = object_find_attribute(obj_node, "end_arrow");
if (attr != NULL)
line->end_arrow.type = data_enum(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "end_arrow_length");
if (attr != NULL)
line->end_arrow.length = data_real(attribute_first_data(attr));
attr = object_find_attribute(obj_node, "end_arrow_width");
if (attr != NULL)
line->end_arrow.width = data_real(attribute_first_data(attr));
line->dashlength = DEFAULT_LINESTYLE_DASHLEN;
attr = object_find_attribute(obj_node, "dashlength");
if (attr != NULL)
line->dashlength = data_real(attribute_first_data(attr));
connection_init(conn, 2, 1);
obj->connections[0] = &line->middle_point;
line->middle_point.object = obj;
line->middle_point.connected = NULL;
line_update_data(line);
return (Object *)line;
}
static DiaObject *
arc_load(ObjectNode obj_node, int version,DiaContext *ctx)
{
Arc *arc;
Connection *conn;
DiaObject *obj;
AttributeNode attr;
arc = g_malloc0(sizeof(Arc));
conn = &arc->connection;
obj = &conn->object;
obj->type = &arc_type;
obj->ops = &arc_ops;
connection_load(conn, obj_node, ctx);
arc->arc_color = color_black;
attr = object_find_attribute(obj_node, "arc_color");
if (attr != NULL)
data_color(attribute_first_data(attr), &arc->arc_color, ctx);
arc->curve_distance = 0.1;
attr = object_find_attribute(obj_node, "curve_distance");
if (attr != NULL)
arc->curve_distance = data_real(attribute_first_data(attr), ctx);
arc->line_width = 0.1;
attr = object_find_attribute(obj_node, PROP_STDNAME_LINE_WIDTH);
if (attr != NULL)
arc->line_width = data_real(attribute_first_data(attr), ctx);
arc->line_style = LINESTYLE_SOLID;
attr = object_find_attribute(obj_node, "line_style");
if (attr != NULL)
arc->line_style = data_enum(attribute_first_data(attr), ctx);
arc->dashlength = DEFAULT_LINESTYLE_DASHLEN;
attr = object_find_attribute(obj_node, "dashlength");
if (attr != NULL)
arc->dashlength = data_real(attribute_first_data(attr), ctx);
arc->line_caps = LINECAPS_BUTT;
attr = object_find_attribute(obj_node, "line_caps");
if (attr != NULL)
arc->line_caps = data_enum(attribute_first_data(attr), ctx);
load_arrow(obj_node, &arc->start_arrow, "start_arrow",
"start_arrow_length", "start_arrow_width", ctx);
load_arrow(obj_node, &arc->end_arrow, "end_arrow",
"end_arrow_length", "end_arrow_width", ctx);
connection_init(conn, 4, 0);
_arc_setup_handles (arc);
/* older versions did not prohibit everything reduced to a single point
* and afterwards failed on all the calculations producing nan.
*/
if (distance_point_point (&arc->connection.endpoints[0],
&arc->connection.endpoints[1]) < 0.02) {
arc->curve_distance = 0.0;
arc->connection.endpoints[0].x -= 0.01;
arc->connection.endpoints[1].x += 0.01;
arc_update_handles (arc);
}
arc_update_data(arc);
return &arc->connection.object;
}
