/** user_data is a struct polyline_create_data, containing an array of
points and a count.
If user_data is NULL, the startpoint is used and a 1x1 line is created.
Otherwise, the startpoint is ignored.
*/
static DiaObject *
polyline_create(Point *startpoint,
void *user_data,
Handle **handle1,
Handle **handle2)
{
Polyline *polyline;
PolyConn *poly;
DiaObject *obj;
Point defaultlen = { 1.0, 1.0 };
/*polyline_init_defaults();*/
polyline = g_malloc0(sizeof(Polyline));
poly = &polyline->poly;
obj = &poly->object;
obj->type = &polyline_type;
obj->ops = &polyline_ops;
if (user_data == NULL) {
polyconn_init(poly, 2);
poly->points[0] = *startpoint;
poly->points[1] = *startpoint;
point_add(&poly->points[1], &defaultlen);
*handle1 = poly->object.handles[0];
*handle2 = poly->object.handles[1];
} else {
MultipointCreateData *pcd = (MultipointCreateData *)user_data;
polyconn_init(poly, pcd->num_points);
/* Handles are set up by polyconn_init and polyconn_update_data */
polyconn_set_points(poly, pcd->num_points, pcd->points);
*handle1 = poly->object.handles[0];
*handle2 = poly->object.handles[pcd->num_points-1];
}
polyline->line_width = attributes_get_default_linewidth();
polyline->line_color = attributes_get_foreground();
attributes_get_default_line_style(&polyline->line_style,
&polyline->dashlength);
polyline->line_join = LINEJOIN_MITER;
polyline->line_caps = LINECAPS_BUTT;
polyline->start_arrow = attributes_get_default_start_arrow();
polyline->end_arrow = attributes_get_default_end_arrow();
polyline->corner_radius = 0.0;
polyline_update_data(polyline);
return &polyline->poly.object;
}
static DiaObject *
bezierline_create(Point *startpoint,
void *user_data,
Handle **handle1,
Handle **handle2)
{
Bezierline *bezierline;
BezierConn *bez;
DiaObject *obj;
Point defaultlen = { .3, .3 };
bezierline = g_new0(Bezierline, 1);
bezierline->bez.object.enclosing_box = g_new0 (Rectangle, 1);
bez = &bezierline->bez;
obj = &bez->object;
obj->type = &bezierline_type;
obj->ops = &bezierline_ops;
if (user_data == NULL) {
bezierconn_init(bez, 2);
bez->bezier.points[0].p1 = *startpoint;
bez->bezier.points[1].p1 = *startpoint;
point_add(&bez->bezier.points[1].p1, &defaultlen);
bez->bezier.points[1].p2 = bez->bezier.points[1].p1;
point_add(&bez->bezier.points[1].p2, &defaultlen);
bez->bezier.points[1].p3 = bez->bezier.points[1].p2;
point_add(&bez->bezier.points[1].p3, &defaultlen);
} else {
BezierCreateData *bcd = (BezierCreateData*)user_data;
bezierconn_init(bez, bcd->num_points);
beziercommon_set_points (&bez->bezier, bcd->num_points, bcd->points);
}
bezierline->line_width = attributes_get_default_linewidth();
bezierline->line_color = attributes_get_foreground();
attributes_get_default_line_style(&bezierline->line_style,
&bezierline->dashlength);
bezierline->line_join = LINEJOIN_MITER;
bezierline->line_caps = LINECAPS_BUTT;
bezierline->start_arrow = attributes_get_default_start_arrow();
bezierline->end_arrow = attributes_get_default_end_arrow();
*handle1 = bez->object.handles[0];
*handle2 = bez->object.handles[3];
bezierline_update_data(bezierline);
return &bezierline->bez.object;
}
static DiaObject *
zigzagline_create(Point *startpoint,
void *user_data,
Handle **handle1,
Handle **handle2)
{
Zigzagline *zigzagline;
OrthConn *orth;
DiaObject *obj;
Point dummy = {0, 0};
/*zigzagline_init_defaults();*/
zigzagline = g_malloc0(sizeof(Zigzagline));
orth = &zigzagline->orth;
obj = &orth->object;
obj->type = &zigzagline_type;
obj->ops = &zigzagline_ops;
if (startpoint)
orthconn_init(orth, startpoint);
else
orthconn_init(orth, &dummy);
if (user_data) {
MultipointCreateData *pcd = (MultipointCreateData *)user_data;
orthconn_set_points (orth, pcd->num_points, pcd->points);
}
zigzagline->line_width = attributes_get_default_linewidth();
zigzagline->line_color = attributes_get_foreground();
attributes_get_default_line_style(&zigzagline->line_style,
&zigzagline->dashlength);
zigzagline->line_join = LINEJOIN_MITER;
zigzagline->line_caps = LINECAPS_BUTT;
zigzagline->start_arrow = attributes_get_default_start_arrow();
zigzagline->end_arrow = attributes_get_default_end_arrow();
zigzagline->corner_radius = 0.0;
*handle1 = orth->handles[0];
*handle2 = orth->handles[orth->numpoints-2];
zigzagline_update_data(zigzagline);
return &zigzagline->orth.object;
}
static Object *
arc_create(Point *startpoint,
void *user_data,
Handle **handle1,
Handle **handle2)
{
Arc *arc;
Connection *conn;
Object *obj;
Point defaultlen = { 1.0, 1.0 };
/*arc_init_defaults();*/
arc = g_malloc(sizeof(Arc));
arc->line_width = attributes_get_default_linewidth();
arc->curve_distance = 1.0;
arc->arc_color = attributes_get_foreground();
attributes_get_default_line_style(&arc->line_style, &arc->dashlength);
arc->start_arrow = attributes_get_default_start_arrow();
arc->end_arrow = attributes_get_default_end_arrow();
conn = &arc->connection;
conn->endpoints[0] = *startpoint;
conn->endpoints[1] = *startpoint;
point_add(&conn->endpoints[1], &defaultlen);
obj = (Object *) arc;
obj->type = &arc_type;;
obj->ops = &arc_ops;
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);
*handle1 = obj->handles[0];
*handle2 = obj->handles[1];
return (Object *)arc;
}
static DiaObject *
line_create(Point *startpoint,
void *user_data,
Handle **handle1,
Handle **handle2)
{
Line *line;
Connection *conn;
DiaObject *obj;
Point defaultlen = { 1.0, 1.0 };
line_init_defaults();
line = g_malloc0(sizeof(Line));
line->line_width = attributes_get_default_linewidth();
line->line_color = attributes_get_foreground();
line->absolute_start_gap = default_properties.absolute_start_gap;
line->absolute_end_gap = default_properties.absolute_end_gap;
conn = &line->connection;
conn->endpoints[0] = *startpoint;
conn->endpoints[1] = *startpoint;
point_add(&conn->endpoints[1], &defaultlen);
obj = &conn->object;
obj->type = &line_type;
obj->ops = &line_ops;
connection_init(conn, 2, 0);
line->cpl = connpointline_create(obj,1);
attributes_get_default_line_style(&line->line_style, &line->dashlength);
line->line_caps = LINECAPS_BUTT;
line->start_arrow = attributes_get_default_start_arrow();
line->end_arrow = attributes_get_default_end_arrow();
line_update_data(line);
*handle1 = obj->handles[0];
*handle2 = obj->handles[1];
return &line->connection.object;
}
static Object *
line_create(Point *startpoint,
void *user_data,
Handle **handle1,
Handle **handle2)
{
Line *line;
Connection *conn;
Object *obj;
Point defaultlen = { 1.0, 1.0 };
/*line_init_defaults();*/
line = g_malloc(sizeof(Line));
line->line_width = attributes_get_default_linewidth();
line->line_color = attributes_get_foreground();
conn = &line->connection;
conn->endpoints[0] = *startpoint;
conn->endpoints[1] = *startpoint;
point_add(&conn->endpoints[1], &defaultlen);
obj = (Object *) line;
obj->type = &line_type;
obj->ops = &line_ops;
connection_init(conn, 2, 1);
obj->connections[0] = &line->middle_point;
line->middle_point.object = obj;
line->middle_point.connected = NULL;
attributes_get_default_line_style(&line->line_style, &line->dashlength);
line->start_arrow = attributes_get_default_start_arrow();
line->end_arrow = attributes_get_default_end_arrow();
line_update_data(line);
*handle1 = obj->handles[0];
*handle2 = obj->handles[1];
return (Object *)line;
}
static Object *
bezierline_create(Point *startpoint,
void *user_data,
Handle **handle1,
Handle **handle2)
{
Bezierline *bezierline;
BezierConn *bez;
Object *obj;
Point defaultlen = { .3, .3 };
/*bezierline_init_defaults();*/
bezierline = g_new(Bezierline, 1);
bez = &bezierline->bez;
obj = (Object *) bezierline;
obj->type = &bezierline_type;
obj->ops = &bezierline_ops;
bezierconn_init(bez);
bez->points[0].p1 = *startpoint;
bez->points[1].p1 = *startpoint;
point_add(&bez->points[1].p1, &defaultlen);
bez->points[1].p2 = bez->points[1].p1;
point_add(&bez->points[1].p2, &defaultlen);
bez->points[1].p3 = bez->points[1].p2;
point_add(&bez->points[1].p3, &defaultlen);
bezierline_update_data(bezierline);
bezierline->line_width = attributes_get_default_linewidth();
bezierline->line_color = attributes_get_foreground();
attributes_get_default_line_style(&bezierline->line_style,
&bezierline->dashlength);
bezierline->start_arrow = attributes_get_default_start_arrow();
bezierline->end_arrow = attributes_get_default_end_arrow();
*handle1 = bez->object.handles[0];
*handle2 = bez->object.handles[3];
return (Object *)bezierline;
}
static DiaObject *
arc_create(Point *startpoint,
void *user_data,
Handle **handle1,
Handle **handle2)
{
Arc *arc;
Connection *conn;
DiaObject *obj;
Point defaultlen = { 1.0, 1.0 };
arc = g_malloc0(sizeof(Arc));
arc->line_width = attributes_get_default_linewidth();
arc->curve_distance = 1.0;
arc->arc_color = attributes_get_foreground();
attributes_get_default_line_style(&arc->line_style, &arc->dashlength);
arc->line_caps = LINECAPS_BUTT;
arc->start_arrow = attributes_get_default_start_arrow();
arc->end_arrow = attributes_get_default_end_arrow();
conn = &arc->connection;
conn->endpoints[0] = *startpoint;
conn->endpoints[1] = *startpoint;
point_add(&conn->endpoints[1], &defaultlen);
obj = &conn->object;
obj->type = &arc_type;;
obj->ops = &arc_ops;
connection_init(conn, 4, 0);
_arc_setup_handles (arc);
arc_update_data(arc);
*handle1 = obj->handles[0];
*handle2 = obj->handles[1];
return &arc->connection.object;
}
