static void
chronoref_update_data(Chronoref *chronoref)
{
Element *elem = &chronoref->element;
DiaObject *obj = &elem->object;
real time_span,t;
Point p1,p2;
Point ur_corner;
int shouldbe,i;
real labelwidth;
char biglabel[10];
ElementBBExtras *extra = &elem->extra_spacing;
chronoref->majgrad_height = elem->height;
chronoref->mingrad_height = elem->height / 3.0;
/* build i = -log_{10}(time_step), then make a %.if format out of it. */
t = 1;
i = 0;
while (t > chronoref->time_step) {
t /= 10;
i++;
}
chronoref->spec = i; /* update precision */
g_snprintf(biglabel,sizeof(biglabel),"%.*f", chronoref->spec,
MIN(-ABS(chronoref->start_time),-ABS(chronoref->end_time)));
labelwidth = dia_font_string_width(biglabel,chronoref->font,
chronoref->font_size);
/* Now, update the drawing helper counters */
time_span = chronoref->end_time - chronoref->start_time;
if (time_span == 0) {
chronoref->end_time = chronoref->start_time + .1;
time_span = .1;
} else if (time_span < 0) {
chronoref->start_time = chronoref->end_time;
time_span = -time_span;
chronoref->end_time = chronoref->start_time + time_span;
}
chronoref->firstmaj = chronoref->time_step *
ceil(chronoref->start_time / chronoref->time_step);
if (chronoref->firstmaj < chronoref->start_time)
chronoref->firstmaj += chronoref->time_step;
chronoref->firstmin = chronoref->time_lstep *
ceil(chronoref->start_time / chronoref->time_lstep);
if (chronoref->firstmin < chronoref->start_time)
chronoref->firstmin += chronoref->time_lstep;
chronoref->firstmaj_x = elem->corner.x +
elem->width*((chronoref->firstmaj-chronoref->start_time)/time_span);
chronoref->firstmin_x = elem->corner.x +
elem->width*((chronoref->firstmin-chronoref->start_time)/time_span);
chronoref->majgrad = (chronoref->time_step * elem->width) / time_span;
chronoref->mingrad = (chronoref->time_lstep * elem->width) / time_span;
extra->border_trans = chronoref->main_lwidth/2;
element_update_boundingbox(elem);
/* fix boundingbox for special extras: */
obj->bounding_box.left -= (chronoref->font_size + labelwidth)/2;
obj->bounding_box.bottom += chronoref->font_size;
obj->bounding_box.right += (chronoref->font_size + labelwidth)/2;
obj->position = elem->corner;
element_update_handles(elem);
/* Update connections: */
ur_corner.x = elem->corner.x + elem->width;
ur_corner.y = elem->corner.y;
shouldbe = (int)(ceil((chronoref->end_time-chronoref->firstmin)/
chronoref->time_lstep));
if (shouldbe == 0) shouldbe++;
if (shouldbe < 0) shouldbe = 0;
shouldbe++; /* off by one.. */
connpointline_adjust_count(chronoref->scale,shouldbe,&ur_corner);
connpointline_update(chronoref->scale);
point_copy(&p1,&elem->corner); point_copy(&p2,&ur_corner);
p1.x -= chronoref->mingrad;
p2.x += chronoref->mingrad;
connpointline_putonaline(chronoref->scale,&p1,&p2, DIR_SOUTH);
}
static void
lifeline_update_data(Lifeline *lifeline)
{
Connection *conn = &lifeline->connection;
DiaObject *obj = &conn->object;
LineBBExtras *extra = &conn->extra_spacing;
Point p1, p2, pnw, psw, pne, pse, pmw,pme;
obj->position = conn->endpoints[0];
/* Update lifeline rbot using num. of cp and cp_distance */
lifeline->rbot = lifeline->rtop + lifeline_rect_size( lifeline ) ;
/* Update conn->endpoints[0].y if rbot is greater */
if( conn->endpoints[1].y < conn->endpoints[0].y + lifeline->rbot )
conn->endpoints[1].y = conn->endpoints[0].y + lifeline->rbot + lifeline->cp_distance;
/* box handles: */
p1.x = conn->endpoints[0].x;
p1.y = conn->endpoints[0].y + lifeline->rtop;
lifeline->boxtop_handle.pos = p1;
p2.x = p1.x;
p2.y = conn->endpoints[0].y + lifeline->rbot;
lifeline->boxbot_handle.pos = p2;
/* middle handle - between the cpls */
lifeline->boxmid_handle.pos.x = p1.x;
lifeline->boxmid_handle.pos.y = p1.y + (lifeline->cp_distance * (lifeline->northwest->num_connections + 1));
connection_update_handles(conn);
/* Boundingbox: */
extra->start_trans =
extra->start_long =
extra->end_long =
extra->end_trans = LIFELINE_LINEWIDTH/2.0;
if (lifeline->draw_focuscontrol) {
extra->start_trans =
extra->end_trans = MAX(LIFELINE_LINEWIDTH/2,(LIFELINE_WIDTH/2+LIFELINE_BOXWIDTH/2));
}
if (lifeline->draw_cross) {
extra->end_trans += LIFELINE_CROSSLEN;
extra->end_long += LIFELINE_CROSSLEN;
}
connection_update_boundingbox(conn);
if (lifeline->draw_focuscontrol) {
p1.x -= LIFELINE_WIDTH/2.0;
p2.x += LIFELINE_WIDTH/2.0;
}
/* Update connections: */
pnw.x = p1.x; pnw.y = p1.y;
psw.x = p1.x; psw.y = p2.y;
pne.x = p2.x; pne.y = p1.y;
pse.x = p2.x; pse.y = p2.y;
pmw.x = pnw.x;
pme.x = pne.x;
pmw.y = pme.y = (p1.y + lifeline->cp_distance * (lifeline->northwest->num_connections+1));
lifeline->connections[6].pos.x = conn->endpoints[0].x;
lifeline->connections[6].pos.y = conn->endpoints[0].y + lifeline->rbot;
lifeline->connections[6].directions = DIR_SOUTH;
lifeline->connections[0].pos = pnw;
lifeline->connections[1].pos = pne;
lifeline->connections[2].pos = pmw;
lifeline->connections[3].pos = pme;
lifeline->connections[4].pos = psw;
lifeline->connections[5].pos = pse;
lifeline->connections[0].directions = DIR_NORTH|DIR_WEST;
lifeline->connections[1].directions = DIR_NORTH|DIR_EAST;
lifeline->connections[2].directions = DIR_WEST;
lifeline->connections[3].directions = DIR_EAST;
lifeline->connections[4].directions = DIR_SOUTH|DIR_WEST;
lifeline->connections[5].directions = DIR_SOUTH|DIR_EAST;
connpointline_update(lifeline->northwest);
connpointline_putonaline(lifeline->northwest,&pnw,&pmw, DIR_WEST);
connpointline_update(lifeline->southwest);
connpointline_putonaline(lifeline->southwest,&pmw,&psw, DIR_WEST);
connpointline_update(lifeline->northeast);
connpointline_putonaline(lifeline->northeast,&pne,&pme, DIR_EAST);
connpointline_update(lifeline->southeast);
connpointline_putonaline(lifeline->southeast,&pme,&pse, DIR_EAST);
}
static void
other_update_data(Other *other, AnchorShape horiz, AnchorShape vert)
{
Element *elem = &other->element;
ElementBBExtras *extra = &elem->extra_spacing;
DiaObject *obj = &elem->object;
Point center, bottom_right;
Point p;
real width, height;
Point nw,ne,se,sw;
/* save starting points */
center = bottom_right = elem->corner;
center.x += elem->width/2;
bottom_right.x += elem->width;
center.y += elem->height/2;
bottom_right.y += elem->height;
text_calc_boundingbox(other->text, NULL);
width = other->text->max_width + other->padding*2;
height = other->text->height * other->text->numlines + other->padding*2;
/* autoscale here */
if (width > elem->width) elem->width = width;
if (height > elem->height) elem->height = height;
if (elem->width<elem->height*1.5) elem->width=elem->height*1.5;
/* move shape if necessary ... */
switch (horiz) {
case ANCHOR_MIDDLE:
elem->corner.x = center.x - elem->width/2; break;
case ANCHOR_END:
elem->corner.x = bottom_right.x - elem->width; break;
default:
break;
}
switch (vert) {
case ANCHOR_MIDDLE:
elem->corner.y = center.y - elem->height/2; break;
case ANCHOR_END:
elem->corner.y = bottom_right.y - elem->height; break;
default:
break;
}
p = elem->corner;
p.x += elem->width / 2.0;
p.y += elem->height / 2.0 - other->text->height * other->text->numlines / 2 +
other->text->ascent;
text_set_position(other->text, &p);
extra->border_trans = OTHER_LINE_WIDTH / 2.0;
element_update_boundingbox(elem);
obj->position = elem->corner;
element_update_handles(elem);
/* Update connections: */
nw = elem->corner;
se.x = nw.x + elem->width;
se.y = nw.y + elem->height;
ne.x = se.x;
ne.y = nw.y;
sw.y = se.y;
sw.x = nw.x;
connpointline_update(other->north);
connpointline_putonaline(other->north,&ne,&nw,DIR_NORTH);
connpointline_update(other->west);
connpointline_putonaline(other->west,&nw,&sw,DIR_WEST);
connpointline_update(other->south);
connpointline_putonaline(other->south,&sw,&se,DIR_SOUTH);
connpointline_update(other->east);
connpointline_putonaline(other->east,&se,&ne,DIR_EAST);
}
static void
line_update_data(Line *line)
{
Connection *conn = &line->connection;
DiaObject *obj = &conn->object;
LineBBExtras *extra = &conn->extra_spacing;
Point start, end;
extra->start_trans =
extra->end_trans =
extra->start_long =
extra->end_long = (line->line_width / 2.0);
if (connpoint_is_autogap(line->connection.endpoint_handles[0].connected_to) ||
connpoint_is_autogap(line->connection.endpoint_handles[1].connected_to)) {
connection_adjust_for_autogap(conn);
}
if (line->absolute_start_gap || line->absolute_end_gap ) {
Point gap_endpoints[2];
line_adjust_for_absolute_gap(line, gap_endpoints);
line_bbox(&gap_endpoints[0],&gap_endpoints[1],
&conn->extra_spacing,&conn->object.bounding_box);
start = gap_endpoints[0];
end = gap_endpoints[1];
} else {
connection_update_boundingbox(conn);
start = conn->endpoints[0];
end = conn->endpoints[1];
}
if (line->start_arrow.type != ARROW_NONE) {
Rectangle bbox;
Point move_arrow, move_line;
Point to = start;
Point from = end;
calculate_arrow_point(&line->start_arrow, &to, &from,
&move_arrow, &move_line, line->line_width);
/* move them */
point_sub(&to, &move_arrow);
point_sub(&from, &move_line);
arrow_bbox (&line->start_arrow, line->line_width, &to, &from, &bbox);
rectangle_union (&obj->bounding_box, &bbox);
}
if (line->end_arrow.type != ARROW_NONE) {
Rectangle bbox;
Point move_arrow, move_line;
Point to = end;
Point from = start;
calculate_arrow_point(&line->end_arrow, &to, &from,
&move_arrow, &move_line, line->line_width);
/* move them */
point_sub(&to, &move_arrow);
point_sub(&from, &move_line);
arrow_bbox (&line->end_arrow, line->line_width, &to, &from, &bbox);
rectangle_union (&obj->bounding_box, &bbox);
}
obj->position = conn->endpoints[0];
connpointline_update(line->cpl);
connpointline_putonaline(line->cpl, &start, &end, DIR_ALL);
connection_update_handles(conn);
}
static void
other_update_data(Other *other, AnchorShape horiz, AnchorShape vert)
{
Element *elem = &other->element;
ElementBBExtras *extra = &elem->extra_spacing;
DiaObject *obj = &elem->object;
Point center, bottom_right;
Point p;
real width, height;
Point nw,ne,se,sw;
/* save starting points */
center = bottom_right = elem->corner;
center.x += elem->width/2;
bottom_right.x += elem->width;
center.y += elem->height/2;
bottom_right.y += elem->height;
text_calc_boundingbox(other->text, NULL);
width = other->text->max_width + other->padding*2;
/* reserve some place for agent icon */
if (other->type==AGENT) width+=AGENT_LEFT;
height = other->text->height * other->text->numlines + other->padding*2;
/* autoscale here */
if (width > elem->width) elem->width = width;
if (height > elem->height) elem->height = height;
/* some personal touch for agent */
if ((other->type==AGENT) && (elem->width<elem->height)) elem->width=elem->height;
/* move shape if necessary ... */
switch (horiz) {
case ANCHOR_MIDDLE:
elem->corner.x = center.x - elem->width/2; break;
case ANCHOR_END:
elem->corner.x = bottom_right.x - elem->width; break;
default:
break;
}
switch (vert) {
case ANCHOR_MIDDLE:
elem->corner.y = center.y - elem->height/2; break;
case ANCHOR_END:
elem->corner.y = bottom_right.y - elem->height; break;
default:
break;
}
p = elem->corner;
if (other->type==AGENT)
p.x += (AGENT_LEFT+elem->width) / 2.0;
else
p.x += elem->width / 2.0;
p.y += elem->height / 2.0 - other->text->height * other->text->numlines / 2 +
other->text->ascent;
text_set_position(other->text, &p);
extra->border_trans = OTHER_LINE_DOUBLE_WIDTH / 2.0;
element_update_boundingbox(elem);
obj->position = elem->corner;
element_update_handles(elem);
/* Update connections: */
nw = elem->corner;
se = bottom_right;
ne.x = se.x;
ne.y = nw.y;
sw.y = se.y;
sw.x = nw.x;
connpointline_update(other->north);
connpointline_putonaline(other->north,&ne,&nw);
connpointline_update(other->west);
connpointline_putonaline(other->west,&nw,&sw);
connpointline_update(other->south);
connpointline_putonaline(other->south,&sw,&se);
connpointline_update(other->east);
connpointline_putonaline(other->east,&se,&ne);
other->center_cp.pos.x = (nw.x + se.x) / 2;
other->center_cp.pos.y = (nw.y + se.y) / 2;
}