gecko-dev/layout/painting/nsDisplayListInvalidation.cpp

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 "nsDisplayListInvalidation.h"
#include "nsDisplayList.h"
#include "nsIFrame.h"
#include "nsTableFrame.h"

nsDisplayItemGeometry::nsDisplayItemGeometry(nsDisplayItem* aItem,
                                             nsDisplayListBuilder* aBuilder)
{
  MOZ_COUNT_CTOR(nsDisplayItemGeometry);
  bool snap;
  mBounds = aItem->GetBounds(aBuilder, &snap);
}

nsDisplayItemGeometry::~nsDisplayItemGeometry()
{
  MOZ_COUNT_DTOR(nsDisplayItemGeometry);
}

nsDisplayItemGenericGeometry::nsDisplayItemGenericGeometry(
  nsDisplayItem* aItem,
  nsDisplayListBuilder* aBuilder)
  : nsDisplayItemGeometry(aItem, aBuilder)
  , mBorderRect(aItem->GetBorderRect())
{
}

bool
ShouldSyncDecodeImages(nsDisplayListBuilder* aBuilder)
{
  return aBuilder->ShouldSyncDecodeImages();
}

void
nsDisplayItemGenericGeometry::MoveBy(const nsPoint& aOffset)
{
  nsDisplayItemGeometry::MoveBy(aOffset);
  mBorderRect.MoveBy(aOffset);
}

nsDisplayItemBoundsGeometry::nsDisplayItemBoundsGeometry(
  nsDisplayItem* aItem,
  nsDisplayListBuilder* aBuilder)
  : nsDisplayItemGeometry(aItem, aBuilder)
{
  nscoord radii[8];
  mHasRoundedCorners = aItem->Frame()->GetBorderRadii(radii);
}

nsDisplayBorderGeometry::nsDisplayBorderGeometry(nsDisplayItem* aItem,
                                                 nsDisplayListBuilder* aBuilder)
  : nsDisplayItemGeometry(aItem, aBuilder)
  , nsImageGeometryMixin(aItem, aBuilder)
{
}

nsDisplayBackgroundGeometry::nsDisplayBackgroundGeometry(
  nsDisplayBackgroundImage* aItem,
  nsDisplayListBuilder* aBuilder)
  : nsDisplayItemGeometry(aItem, aBuilder)
  , nsImageGeometryMixin(aItem, aBuilder)
  , mPositioningArea(aItem->GetPositioningArea())
  , mDestRect(aItem->GetDestRect())
{
}

void
nsDisplayBackgroundGeometry::MoveBy(const nsPoint& aOffset)
{
  nsDisplayItemGeometry::MoveBy(aOffset);
  mPositioningArea.MoveBy(aOffset);
  mDestRect.MoveBy(aOffset);
}

nsDisplayThemedBackgroundGeometry::nsDisplayThemedBackgroundGeometry(
  nsDisplayThemedBackground* aItem,
  nsDisplayListBuilder* aBuilder)
  : nsDisplayItemGeometry(aItem, aBuilder)
  , mPositioningArea(aItem->GetPositioningArea())
  , mWindowIsActive(aItem->IsWindowActive())
{
}

void
nsDisplayThemedBackgroundGeometry::MoveBy(const nsPoint& aOffset)
{
  nsDisplayItemGeometry::MoveBy(aOffset);
  mPositioningArea.MoveBy(aOffset);
}

nsDisplayBoxShadowInnerGeometry::nsDisplayBoxShadowInnerGeometry(
  nsDisplayItem* aItem,
  nsDisplayListBuilder* aBuilder)
  : nsDisplayItemGeometry(aItem, aBuilder)
  , mPaddingRect(aItem->GetPaddingRect())
{
}

void
nsDisplayBoxShadowInnerGeometry::MoveBy(const nsPoint& aOffset)
{
  nsDisplayItemGeometry::MoveBy(aOffset);
  mPaddingRect.MoveBy(aOffset);
}

nsDisplayBoxShadowOuterGeometry::nsDisplayBoxShadowOuterGeometry(
  nsDisplayItem* aItem,
  nsDisplayListBuilder* aBuilder,
  float aOpacity)
  : nsDisplayItemGenericGeometry(aItem, aBuilder)
  , mOpacity(aOpacity)
{
}

void
nsDisplaySolidColorRegionGeometry::MoveBy(const nsPoint& aOffset)
{
  nsDisplayItemGeometry::MoveBy(aOffset);
  mRegion.MoveBy(aOffset);
}

nsDisplaySVGEffectGeometry::nsDisplaySVGEffectGeometry(
  nsDisplayEffectsBase* aItem,
  nsDisplayListBuilder* aBuilder)
  : nsDisplayItemGeometry(aItem, aBuilder)
  , mBBox(aItem->BBoxInUserSpace())
  , mUserSpaceOffset(aItem->UserSpaceOffset())
  , mFrameOffsetToReferenceFrame(aItem->ToReferenceFrame())
  , mOpacity(aItem->Frame()->StyleEffects()->mOpacity)
  , mHandleOpacity(aItem->ShouldHandleOpacity())
{
}

void
nsDisplaySVGEffectGeometry::MoveBy(const nsPoint& aOffset)
{
  mBounds.MoveBy(aOffset);
  mFrameOffsetToReferenceFrame += aOffset;
}

nsDisplayMasksAndClipPathsGeometry::nsDisplayMasksAndClipPathsGeometry(
                                      nsDisplayMasksAndClipPaths* aItem,
                                      nsDisplayListBuilder* aBuilder)
  : nsDisplaySVGEffectGeometry(aItem, aBuilder)
  , nsImageGeometryMixin(aItem, aBuilder)
  , mDestRects(aItem->GetDestRects())
{
}

nsDisplayFiltersGeometry::nsDisplayFiltersGeometry(nsDisplayFilters* aItem,
                                                   nsDisplayListBuilder* aBuilder)
  : nsDisplaySVGEffectGeometry(aItem, aBuilder)
  , nsImageGeometryMixin(aItem, aBuilder)
{
}

nsCharClipGeometry::nsCharClipGeometry(nsCharClipDisplayItem* aItem,
                                       nsDisplayListBuilder* aBuilder)
  : nsDisplayItemGenericGeometry(aItem, aBuilder)
  , mVisIStartEdge(aItem->mVisIStartEdge)
  , mVisIEndEdge(aItem->mVisIEndEdge)
{
}

nsDisplayTableItemGeometry::nsDisplayTableItemGeometry(
  nsDisplayTableItem* aItem,
  nsDisplayListBuilder* aBuilder,
  const nsPoint& aFrameOffsetToViewport)
  : nsDisplayItemGenericGeometry(aItem, aBuilder)
  , nsImageGeometryMixin(aItem, aBuilder)
  , mFrameOffsetToViewport(aFrameOffsetToViewport)
{
}