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-rw-r--r--layout/tables/nsTableColFrame.cpp188
1 files changed, 188 insertions, 0 deletions
diff --git a/layout/tables/nsTableColFrame.cpp b/layout/tables/nsTableColFrame.cpp
new file mode 100644
index 0000000000..16eab74cab
--- /dev/null
+++ b/layout/tables/nsTableColFrame.cpp
@@ -0,0 +1,188 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+#include "nsCOMPtr.h"
+#include "nsTableColFrame.h"
+#include "nsTableFrame.h"
+#include "nsContainerFrame.h"
+#include "nsStyleConsts.h"
+#include "nsPresContext.h"
+#include "nsGkAtoms.h"
+#include "nsCSSRendering.h"
+#include "nsIContent.h"
+#include "mozilla/ComputedStyle.h"
+#include "mozilla/PresShell.h"
+#include "mozilla/StaticPrefs_layout.h"
+
+using namespace mozilla;
+
+#define COL_TYPE_BITS \
+ (NS_FRAME_STATE_BIT(28) | NS_FRAME_STATE_BIT(29) | NS_FRAME_STATE_BIT(30) | \
+ NS_FRAME_STATE_BIT(31))
+#define COL_TYPE_OFFSET 28
+
+using namespace mozilla;
+
+nsTableColFrame::nsTableColFrame(ComputedStyle* aStyle,
+ nsPresContext* aPresContext)
+ : nsSplittableFrame(aStyle, aPresContext, kClassID),
+ mMinCoord(0),
+ mPrefCoord(0),
+ mSpanMinCoord(0),
+ mSpanPrefCoord(0),
+ mPrefPercent(0.0f),
+ mSpanPrefPercent(0.0f),
+ mFinalISize(0),
+ mColIndex(0),
+ mIStartBorderWidth(0),
+ mIEndBorderWidth(0),
+ mHasSpecifiedCoord(false) {
+ SetColType(eColContent);
+ ResetIntrinsics();
+ ResetSpanIntrinsics();
+ ResetFinalISize();
+}
+
+nsTableColFrame::~nsTableColFrame() = default;
+
+nsTableColType nsTableColFrame::GetColType() const {
+ return (nsTableColType)((GetStateBits() & COL_TYPE_BITS) >> COL_TYPE_OFFSET);
+}
+
+void nsTableColFrame::SetColType(nsTableColType aType) {
+ NS_ASSERTION(aType != eColAnonymousCol ||
+ (GetPrevContinuation() &&
+ GetPrevContinuation()->GetNextContinuation() == this &&
+ GetPrevContinuation()->GetNextSibling() == this),
+ "spanned content cols must be continuations");
+ uint32_t type = aType - eColContent;
+ RemoveStateBits(COL_TYPE_BITS);
+ AddStateBits(nsFrameState(type << COL_TYPE_OFFSET));
+}
+
+/* virtual */
+void nsTableColFrame::DidSetComputedStyle(ComputedStyle* aOldComputedStyle) {
+ nsSplittableFrame::DidSetComputedStyle(aOldComputedStyle);
+
+ if (!aOldComputedStyle) // avoid this on init
+ return;
+
+ nsTableFrame* tableFrame = GetTableFrame();
+ if (tableFrame->IsBorderCollapse() &&
+ tableFrame->BCRecalcNeeded(aOldComputedStyle, Style())) {
+ TableArea damageArea(GetColIndex(), 0, 1, tableFrame->GetRowCount());
+ tableFrame->AddBCDamageArea(damageArea);
+ }
+}
+
+void nsTableColFrame::Reflow(nsPresContext* aPresContext,
+ ReflowOutput& aDesiredSize,
+ const ReflowInput& aReflowInput,
+ nsReflowStatus& aStatus) {
+ MarkInReflow();
+ DO_GLOBAL_REFLOW_COUNT("nsTableColFrame");
+ DISPLAY_REFLOW(aPresContext, this, aReflowInput, aDesiredSize, aStatus);
+ MOZ_ASSERT(aStatus.IsEmpty(), "Caller should pass a fresh reflow status!");
+ aDesiredSize.ClearSize();
+ const nsStyleVisibility* colVis = StyleVisibility();
+ bool collapseCol = StyleVisibility::Collapse == colVis->mVisible;
+ if (collapseCol) {
+ GetTableFrame()->SetNeedToCollapse(true);
+ }
+}
+
+void nsTableColFrame::BuildDisplayList(nsDisplayListBuilder* aBuilder,
+ const nsDisplayListSet& aLists) {
+ // Per https://drafts.csswg.org/css-tables-3/#global-style-overrides:
+ // "All css properties of table-column and table-column-group boxes are
+ // ignored, except when explicitly specified by this specification."
+ // CSS outlines and box-shadows fall into this category, so we skip them
+ // on these boxes.
+ MOZ_ASSERT_UNREACHABLE("Cols don't paint themselves");
+}
+
+int32_t nsTableColFrame::GetSpan() { return StyleTable()->mXSpan; }
+
+#ifdef DEBUG
+void nsTableColFrame::Dump(int32_t aIndent) {
+ char* indent = new char[aIndent + 1];
+ if (!indent) return;
+ for (int32_t i = 0; i < aIndent + 1; i++) {
+ indent[i] = ' ';
+ }
+ indent[aIndent] = 0;
+
+ printf("%s**START COL DUMP**\n%s colIndex=%d coltype=", indent, indent,
+ mColIndex);
+ nsTableColType colType = GetColType();
+ switch (colType) {
+ case eColContent:
+ printf(" content ");
+ break;
+ case eColAnonymousCol:
+ printf(" anonymous-column ");
+ break;
+ case eColAnonymousColGroup:
+ printf(" anonymous-colgroup ");
+ break;
+ case eColAnonymousCell:
+ printf(" anonymous-cell ");
+ break;
+ }
+ printf("\nm:%d c:%d(%c) p:%f sm:%d sc:%d sp:%f f:%d", int32_t(mMinCoord),
+ int32_t(mPrefCoord), mHasSpecifiedCoord ? 's' : 'u', mPrefPercent,
+ int32_t(mSpanMinCoord), int32_t(mSpanPrefCoord), mSpanPrefPercent,
+ int32_t(GetFinalISize()));
+ printf("\n%s**END COL DUMP** ", indent);
+ delete[] indent;
+}
+#endif
+/* ----- global methods ----- */
+
+nsTableColFrame* NS_NewTableColFrame(PresShell* aPresShell,
+ ComputedStyle* aStyle) {
+ return new (aPresShell) nsTableColFrame(aStyle, aPresShell->GetPresContext());
+}
+
+NS_IMPL_FRAMEARENA_HELPERS(nsTableColFrame)
+
+nsTableColFrame* nsTableColFrame::GetNextCol() const {
+ nsIFrame* childFrame = GetNextSibling();
+ while (childFrame) {
+ if (childFrame->IsTableColFrame()) {
+ return (nsTableColFrame*)childFrame;
+ }
+ childFrame = childFrame->GetNextSibling();
+ }
+ return nullptr;
+}
+
+#ifdef DEBUG_FRAME_DUMP
+nsresult nsTableColFrame::GetFrameName(nsAString& aResult) const {
+ return MakeFrameName(u"TableCol"_ns, aResult);
+}
+#endif
+
+void nsTableColFrame::InvalidateFrame(uint32_t aDisplayItemKey,
+ bool aRebuildDisplayItems) {
+ nsIFrame::InvalidateFrame(aDisplayItemKey, aRebuildDisplayItems);
+ if (GetTableFrame()->IsBorderCollapse()) {
+ const bool rebuild = StaticPrefs::layout_display_list_retain_sc();
+ GetParent()->InvalidateFrameWithRect(InkOverflowRect() + GetPosition(),
+ aDisplayItemKey, rebuild);
+ }
+}
+
+void nsTableColFrame::InvalidateFrameWithRect(const nsRect& aRect,
+ uint32_t aDisplayItemKey,
+ bool aRebuildDisplayItems) {
+ nsIFrame::InvalidateFrameWithRect(aRect, aDisplayItemKey,
+ aRebuildDisplayItems);
+
+ // If we have filters applied that would affects our bounds, then
+ // we get an inactive layer created and this is computed
+ // within FrameLayerBuilder
+ GetParent()->InvalidateFrameWithRect(aRect + GetPosition(), aDisplayItemKey,
+ aRebuildDisplayItems);
+}