void VectorFileRenderRegion::InitAttributes()
{
// We don't use pens and brushes.
SetOSDrawingMode();
SetLineAttributes();
SetFillAttributes();
// Set up the Last Output attributes for this device, first making sure that
// any we might have lying around already are cleaned up.
DeInitAttributes();
LastOutputAttrs = AttributeManager::GetDefaultAttributes();
if ( LastOutputAttrs != NULL )
{
for ( INT32 i = 0; i < NumCurrentAttrs; i++ )
{
// NULL all the pointers to begin with,
// so that all default attribute are output
// with the first object
LastOutputAttrs[i].pAttr = NULL;
LastOutputAttrs[i].Temp = FALSE;
LastOutputAttrs[i].Ignore = FALSE;
}
}
}
void UDrawObject(DrawContext* ctx, objinstptr theinstance, short level, int passcolor, pushlistptr *stack)
{
genericptr *areagen;
float tmpwidth;
int defaultcolor = passcolor;
int curcolor = passcolor;
short savesel;
XPoint bboxin[2], bboxout[2];
u_char xm, ym;
objectptr theobject = theinstance->thisobject;
/* Save the number of selections and set it to zero while we do the */
/* object drawing. */
savesel = areawin->selects;
areawin->selects = 0;
/* All parts are given in the coordinate system of the object, unless */
/* this is the top-level object, in which they will be interpreted as */
/* relative to the screen. */
ctx->UPushCTM();
if (stack) push_stack(stack, theinstance);
if (level != 0)
ctx->CTM().preMult(theinstance->position, theinstance->scale,
theinstance->rotation);
/* do a quick test for intersection with the display window */
bboxin[0].x = theobject->bbox.lowerleft.x;
bboxin[0].y = theobject->bbox.lowerleft.y;
bboxin[1].x = theobject->bbox.lowerleft.x + theobject->bbox.width;
bboxin[1].y = theobject->bbox.lowerleft.y + theobject->bbox.height;
if (level == 0)
extendschembbox(theinstance, &(bboxin[0]), &(bboxin[1]));
ctx->CTM().transform(bboxin, bboxout, 2);
xm = (bboxout[0].x < bboxout[1].x) ? 0 : 1;
ym = (bboxout[0].y < bboxout[1].y) ? 0 : 1;
if (bboxout[xm].x < areawin->width() && bboxout[ym].y < areawin->height() &&
bboxout[1 - xm].x > 0 && bboxout[1 - ym].y > 0) {
/* make parameter substitutions */
psubstitute(theinstance);
/* draw all of the elements */
tmpwidth = ctx->UTopTransScale(xobjs.pagelist[areawin->page].wirewidth);
SetLineAttributes(ctx->gc(), tmpwidth, LineSolid, CapRound,
JoinBevel);
/* guard against plist being regenerated during a redraw by the */
/* expression parameter mechanism (should that be prohibited?) */
for (areagen = 0; theobject->values(areagen); ) {
if (defaultcolor != DOFORALL) {
if ((*areagen)->color != curcolor) {
if ((*areagen)->color == DEFAULTCOLOR)
curcolor = defaultcolor;
else
curcolor = (*areagen)->color;
XcTopSetForeground(ctx, curcolor);
}
}
switch(ELEMENTTYPE(*areagen)) {
case(POLYGON):
if (level == 0 || !((TOPOLY(areagen))->style & BBOX))
TOPOLY(areagen)->draw(ctx);
break;
case(OBJINST):
if (areawin->editinplace && stack && (TOOBJINST(areagen)
== areawin->topinstance)) {
/* If stack matches areawin->stack, then don't draw */
/* because it would be redundant. */
pushlistptr alist = *stack, blist = areawin->stack;
while (alist && blist) {
if (alist->thisinst != blist->thisinst) break;
alist = alist->next;
blist = blist->next;
}
if ((!alist) || (!blist)) break;
}
UDrawObject(ctx, TOOBJINST(areagen), level + 1, curcolor, stack);
break;
case(LABEL):
if (level == 0 || TOLABEL(areagen)->pin == false)
UDrawString(ctx, TOLABEL(areagen), curcolor, theinstance);
else if ((TOLABEL(areagen)->justify & PINVISIBLE) && areawin->pinpointon)
UDrawString(ctx, TOLABEL(areagen), curcolor, theinstance);
else if (TOLABEL(areagen)->justify & PINVISIBLE)
UDrawString(ctx, TOLABEL(areagen), curcolor, theinstance, false);
else if (level == 1 && TOLABEL(areagen)->pin &&
TOLABEL(areagen)->pin != INFO && areawin->pinpointon)
UDrawXDown(ctx, TOLABEL(areagen));
break;
default:
TOGENERIC(areagen)->draw(ctx);
break;
}
}
/* restore the color passed to the object, if different from current color */
if ((defaultcolor != DOFORALL) && (passcolor != curcolor)) {
XTopSetForeground(ctx->gc(), passcolor);
}
}
/* restore the selection list (if any) */
areawin->selects = savesel;
ctx->UPopCTM();
if (stack) pop_stack(stack);
}
