void Deck::pick(Canvas* c, const Allocation& a, int depth, Hit& h) {
if (card_ >= 0 && card_ < count()) {
Glyph* g = component(card_);
if (g != nil) {
h.begin(depth, this, card_);
g->pick(c, a, depth + 1, h);
h.end();
}
}
}
void GlyphViewer::pick(Canvas* c, const Allocation& a, int depth, Hit& h) {
const Event* e = h.event();
if (e->control_is_down()) {
InputHandler::pick(c, a, depth, h);
} else if (e->type() == Event::down) {
h.begin(depth, this, 0, _grabber);
MonoGlyph::pick(c, a, depth, h);
h.end();
}
}
void Page::pick(Canvas* c, const Allocation& a, int depth, Hit& h) {
if (background_ != nil) {
background_->pick(c, a, depth, h);
}
GlyphIndex count = info_->count();
for (GlyphIndex index = 0; index < count; ++index) {
PageInfo& info = info_->item_ref(index);
if (info.glyph_ != nil && !(info.status_ & PageInfoHidden)) {
Allocation& a = info.allocation_;
if (h.right() >= a.left() && h.left() < a.right() &&
h.top() >= a.bottom() && h.bottom() < a.top()
) {
h.begin(depth, this, index);
info.glyph_->pick(c, a, depth + 1, h);
h.end();
}
}
}
}
void TBScrollBox::pick(Canvas* c, const Allocation& a, int depth, Hit& h) {
TBScrollBoxImpl& sb = *impl_;
sb.check(c, a);
if (h.left() < a.right() && h.right() >= a.left() &&
h.bottom() < a.top() && h.top() >= a.bottom()
) {
if (sb.changed_) {
sb.refresh();
}
GlyphIndex n = sb.start_;
for (ListItr(TBScrollBoxList) i(sb.visible_); i.more(); i.next()) {
const TBScrollBoxInfo& info = i.cur_ref();
Glyph* g = info.glyph_;
h.begin(depth, this, n);
g->pick(c, info.allocation_, depth + 1, h);
h.end();
++n;
}
}
}
void Box::pick(Canvas* c, const Allocation& a, int depth, Hit& h) {
if (h.right() >= a.left() && h.left() < a.right() &&
h.top() >= a.bottom() && h.bottom() < a.top()
) {
BoxImpl* b = impl_;
Extension ext;
ext.clear();
AllocationInfo& info = b->info(c, a, ext);
Allocation* aa = info.component_allocations();
GlyphIndex n = count();
for (GlyphIndex i = 0; i < n; i++) {
Glyph* g = component(i);
if (g != nil) {
h.begin(depth, this, i);
g->pick(c, aa[i], depth + 1, h);
h.end();
}
}
}
}