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LibWeb: Add accessors for UsedValues::computed_{width,height}

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This is preparation for doing some more work when assigning to these
values.
This commit is contained in:
Andreas Kling 2022-07-17 17:59:02 +02:00
parent c12c9eed38
commit ed8930fff5
11 changed files with 155 additions and 137 deletions
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58
Userland/Libraries/LibWeb/Layout/FormattingContext.cpp
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@ -33,10 +33,10 @@ void FormattingContext::run_intrinsic_size_determination(Box const& box)
auto& box_state = m_state.get_mutable(box);
if (box.has_definite_width())
box_state.content_width = box.computed_values().width().resolved(box, CSS::Length::make_px(containing_block_width_for(box))).to_px(box);
box_state.set_content_width(box.computed_values().width().resolved(box, CSS::Length::make_px(containing_block_width_for(box))).to_px(box));
if (box.has_definite_height())
box_state.content_height = box.computed_values().height().resolved(box, CSS::Length::make_px(containing_block_height_for(box))).to_px(box);
box_state.set_content_height(box.computed_values().height().resolved(box, CSS::Length::make_px(containing_block_height_for(box))).to_px(box));
run(box, LayoutMode::IntrinsicSizeDetermination);
}
@ -187,8 +187,8 @@ static Gfx::FloatSize solve_replaced_size_constraint(LayoutState const& state, f
auto const& containing_block = *box.containing_block();
auto const& containing_block_state = state.get(containing_block);
auto width_of_containing_block = CSS::Length::make_px(containing_block_state.content_width);
auto height_of_containing_block = CSS::Length::make_px(containing_block_state.content_height);
auto width_of_containing_block = CSS::Length::make_px(containing_block_state.content_width());
auto height_of_containing_block = CSS::Length::make_px(containing_block_state.content_height());
auto specified_min_width = box.computed_values().min_width().is_auto() ? 0 : box.computed_values().min_width().resolved(box, width_of_containing_block).to_px(box);
auto specified_max_width = box.computed_values().max_width().is_auto() ? w : box.computed_values().max_width().resolved(box, width_of_containing_block).to_px(box);
@ -232,7 +232,7 @@ float FormattingContext::compute_auto_height_for_block_level_element(LayoutState
auto display = box.computed_values().display();
if (display.is_flex_inside())
return box_state.content_height;
return box_state.content_height();
// https://www.w3.org/TR/CSS22/visudet.html#normal-block
// 10.6.3 Block-level non-replaced elements in normal flow when 'overflow' computes to 'visible'
@ -263,7 +263,7 @@ float FormattingContext::compute_auto_height_for_block_level_element(LayoutState
continue;
// FIXME: Handle margin collapsing.
return max(0, child_box_state.offset.y() + child_box_state.content_height + child_box_state.margin_box_bottom());
return max(0, child_box_state.offset.y() + child_box_state.content_height() + child_box_state.margin_box_bottom());
}
}
@ -303,7 +303,7 @@ float FormattingContext::compute_auto_height_for_block_formatting_context_root(L
auto const& child_box_state = state.get(child_box);
float child_box_top = child_box_state.offset.y() - child_box_state.margin_box_top();
float child_box_bottom = child_box_state.offset.y() + child_box_state.content_height + child_box_state.margin_box_bottom();
float child_box_bottom = child_box_state.offset.y() + child_box_state.content_height() + child_box_state.margin_box_bottom();
if (!top.has_value() || child_box_top < top.value())
top = child_box_top;
@ -323,7 +323,7 @@ float FormattingContext::compute_auto_height_for_block_formatting_context_root(L
return IterationDecision::Continue;
auto const& child_box_state = state.get(child_box);
float child_box_bottom = child_box_state.offset.y() + child_box_state.content_height + child_box_state.margin_box_bottom();
float child_box_bottom = child_box_state.offset.y() + child_box_state.content_height() + child_box_state.margin_box_bottom();
if (!bottom.has_value() || child_box_bottom > bottom.value())
bottom = child_box_bottom;
@ -338,7 +338,7 @@ float FormattingContext::compute_auto_height_for_block_formatting_context_root(L
float FormattingContext::tentative_width_for_replaced_element(LayoutState const& state, ReplacedBox const& box, CSS::LengthPercentage const& computed_width)
{
auto const& containing_block = *box.containing_block();
auto height_of_containing_block = CSS::Length::make_px(state.get(containing_block).content_height);
auto height_of_containing_block = CSS::Length::make_px(state.get(containing_block).content_height());
auto computed_height = box.computed_values().height().resolved(box, height_of_containing_block).resolved(box);
float used_width = computed_width.resolved(box, CSS::Length::make_px(containing_block_width_for(box, state))).to_px(box);
@ -618,7 +618,7 @@ void FormattingContext::compute_width_for_absolutely_positioned_non_replaced_ele
}
auto& box_state = m_state.get_mutable(box);
box_state.content_width = used_width.to_px(box);
box_state.set_content_width(used_width.to_px(box));
box_state.margin_left = margin_left.to_px(box);
box_state.margin_right = margin_right.to_px(box);
@ -634,7 +634,7 @@ void FormattingContext::compute_width_for_absolutely_positioned_replaced_element
// The used value of 'width' is determined as for inline replaced elements.
// FIXME: This const_cast is gross.
const_cast<ReplacedBox&>(box).prepare_for_replaced_layout();
m_state.get_mutable(box).content_width = compute_width_for_replaced_element(m_state, box);
m_state.get_mutable(box).set_content_width(compute_width_for_replaced_element(m_state, box));
}
// https://www.w3.org/TR/CSS22/visudet.html#abs-non-replaced-height
@ -691,7 +691,7 @@ void FormattingContext::compute_height_for_absolutely_positioned_non_replaced_el
used_height = min(used_height, specified_max_height.to_px(box));
if (!specified_min_height.is_auto())
used_height = max(used_height, specified_min_height.to_px(box));
box_state.content_height = used_height;
box_state.set_content_height(used_height);
}
}
@ -745,7 +745,7 @@ void FormattingContext::layout_absolutely_positioned_element(Box const& box)
float x_offset = 0
- box_state.inset_right
- box_state.border_box_right();
used_offset.set_x(width_of_containing_block + x_offset - box_state.content_width - box_state.margin_right);
used_offset.set_x(width_of_containing_block + x_offset - box_state.content_width() - box_state.margin_right);
} else {
float x_offset = box_state.margin_box_left();
used_offset.set_x(x_offset);
@ -759,7 +759,7 @@ void FormattingContext::layout_absolutely_positioned_element(Box const& box)
float y_offset = 0
- box_state.inset_bottom
- box_state.border_box_bottom();
used_offset.set_y(height_of_containing_block + y_offset - box_state.content_height - box_state.margin_bottom);
used_offset.set_y(height_of_containing_block + y_offset - box_state.content_height() - box_state.margin_bottom);
} else {
float y_offset = box_state.margin_box_top();
used_offset.set_y(y_offset);
@ -775,7 +775,7 @@ void FormattingContext::compute_height_for_absolutely_positioned_replaced_elemen
{
// 10.6.5 Absolutely positioned, replaced elements
// The used value of 'height' is determined as for inline replaced elements.
m_state.get_mutable(box).content_height = compute_height_for_replaced_element(m_state, box);
m_state.get_mutable(box).set_content_height(compute_height_for_replaced_element(m_state, box));
}
// https://www.w3.org/TR/css-position-3/#relpos-insets
@ -868,10 +868,10 @@ float FormattingContext::calculate_min_content_width(Layout::Box const& box) con
LayoutState throwaway_state(&m_state);
auto const& containing_block = *box.containing_block();
auto& containing_block_state = throwaway_state.get_mutable(containing_block);
containing_block_state.content_width = 0;
containing_block_state.set_content_width(0);
if (!containing_block.has_definite_height())
containing_block_state.content_height = INFINITY;
containing_block_state.set_content_height(INFINITY);
auto& box_state = throwaway_state.get_mutable(box);
box_state.width_constraint = SizeConstraint::MinContent;
@ -880,7 +880,7 @@ float FormattingContext::calculate_min_content_width(Layout::Box const& box) con
VERIFY(context);
context->run_intrinsic_size_determination(box);
if (context->type() == FormattingContext::Type::Flex) {
cache.min_content_width = box_state.content_width;
cache.min_content_width = box_state.content_width();
} else {
cache.min_content_width = context->greatest_child_width(box);
}
@ -908,10 +908,10 @@ float FormattingContext::calculate_max_content_width(Layout::Box const& box) con
LayoutState throwaway_state(&m_state);
auto const& containing_block = *box.containing_block();
auto& containing_block_state = throwaway_state.get_mutable(containing_block);
containing_block_state.content_width = INFINITY;
containing_block_state.set_content_width(INFINITY);
if (!containing_block.has_definite_height())
containing_block_state.content_height = INFINITY;
containing_block_state.set_content_height(INFINITY);
auto& box_state = throwaway_state.get_mutable(box);
box_state.width_constraint = SizeConstraint::MaxContent;
@ -920,7 +920,7 @@ float FormattingContext::calculate_max_content_width(Layout::Box const& box) con
VERIFY(context);
context->run_intrinsic_size_determination(box);
if (context->type() == FormattingContext::Type::Flex) {
cache.max_content_width = box_state.content_width;
cache.max_content_width = box_state.content_width();
} else {
cache.max_content_width = context->greatest_child_width(box);
}
@ -948,10 +948,10 @@ float FormattingContext::calculate_min_content_height(Layout::Box const& box) co
LayoutState throwaway_state(&m_state);
auto const& containing_block = *box.containing_block();
auto& containing_block_state = throwaway_state.get_mutable(containing_block);
containing_block_state.content_height = 0;
containing_block_state.set_content_height(0);
if (!containing_block.has_definite_width())
containing_block_state.content_width = INFINITY;
containing_block_state.set_content_width(INFINITY);
auto& box_state = throwaway_state.get_mutable(box);
box_state.height_constraint = SizeConstraint::MinContent;
@ -960,7 +960,7 @@ float FormattingContext::calculate_min_content_height(Layout::Box const& box) co
VERIFY(context);
context->run_intrinsic_size_determination(box);
if (context->type() == FormattingContext::Type::Flex) {
cache.min_content_height = box_state.content_height;
cache.min_content_height = box_state.content_height();
} else {
cache.min_content_height = calculate_auto_height(throwaway_state, box);
}
@ -988,10 +988,10 @@ float FormattingContext::calculate_max_content_height(Layout::Box const& box) co
LayoutState throwaway_state(&m_state);
auto const& containing_block = *box.containing_block();
auto& containing_block_state = throwaway_state.get_mutable(containing_block);
containing_block_state.content_height = INFINITY;
containing_block_state.set_content_height(INFINITY);
if (!containing_block.has_definite_width())
containing_block_state.content_width = INFINITY;
containing_block_state.set_content_width(INFINITY);
auto& box_state = throwaway_state.get_mutable(box);
box_state.height_constraint = SizeConstraint::MaxContent;
@ -1000,7 +1000,7 @@ float FormattingContext::calculate_max_content_height(Layout::Box const& box) co
VERIFY(context);
context->run_intrinsic_size_determination(box);
if (context->type() == FormattingContext::Type::Flex) {
cache.max_content_height = box_state.content_height;
cache.max_content_height = box_state.content_height();
} else {
cache.max_content_height = calculate_auto_height(throwaway_state, box);
}
@ -1025,7 +1025,7 @@ float FormattingContext::containing_block_width_for(Box const& box, LayoutState
case SizeConstraint::MaxContent:
return INFINITY;
case SizeConstraint::None:
return containing_block_state.content_width;
return containing_block_state.content_width();
}
VERIFY_NOT_REACHED();
}
@ -1041,7 +1041,7 @@ float FormattingContext::containing_block_height_for(Box const& box, LayoutState
case SizeConstraint::MaxContent:
return INFINITY;
case SizeConstraint::None:
return containing_block_state.content_height;
return containing_block_state.content_height();
}
VERIFY_NOT_REACHED();
}