1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
3 /* This Source Code Form is subject to the terms of the Mozilla Public
4  * License, v. 2.0. If a copy of the MPL was not distributed with this
5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
6 
7 #include "nsDisplayListInvalidation.h"
8 #include "nsDisplayList.h"
9 #include "nsIFrame.h"
10 #include "nsTableFrame.h"
11 
nsDisplayItemGeometry(nsDisplayItem * aItem,nsDisplayListBuilder * aBuilder)12 nsDisplayItemGeometry::nsDisplayItemGeometry(nsDisplayItem* aItem,
13                                              nsDisplayListBuilder* aBuilder) {
14   MOZ_COUNT_CTOR(nsDisplayItemGeometry);
15   bool snap;
16   mBounds = aItem->GetBounds(aBuilder, &snap);
17 }
18 
~nsDisplayItemGeometry()19 nsDisplayItemGeometry::~nsDisplayItemGeometry() {
20   MOZ_COUNT_DTOR(nsDisplayItemGeometry);
21 }
22 
nsDisplayItemGenericGeometry(nsDisplayItem * aItem,nsDisplayListBuilder * aBuilder)23 nsDisplayItemGenericGeometry::nsDisplayItemGenericGeometry(
24     nsDisplayItem* aItem, nsDisplayListBuilder* aBuilder)
25     : nsDisplayItemGeometry(aItem, aBuilder),
26       mBorderRect(aItem->GetBorderRect()) {}
27 
ShouldSyncDecodeImages(nsDisplayListBuilder * aBuilder)28 bool ShouldSyncDecodeImages(nsDisplayListBuilder* aBuilder) {
29   return aBuilder->ShouldSyncDecodeImages();
30 }
31 
MoveBy(const nsPoint & aOffset)32 void nsDisplayItemGenericGeometry::MoveBy(const nsPoint& aOffset) {
33   nsDisplayItemGeometry::MoveBy(aOffset);
34   mBorderRect.MoveBy(aOffset);
35 }
36 
nsDisplayItemBoundsGeometry(nsDisplayItem * aItem,nsDisplayListBuilder * aBuilder)37 nsDisplayItemBoundsGeometry::nsDisplayItemBoundsGeometry(
38     nsDisplayItem* aItem, nsDisplayListBuilder* aBuilder)
39     : nsDisplayItemGeometry(aItem, aBuilder) {
40   nscoord radii[8];
41   mHasRoundedCorners = aItem->Frame()->GetBorderRadii(radii);
42 }
43 
nsDisplayBorderGeometry(nsDisplayItem * aItem,nsDisplayListBuilder * aBuilder)44 nsDisplayBorderGeometry::nsDisplayBorderGeometry(nsDisplayItem* aItem,
45                                                  nsDisplayListBuilder* aBuilder)
46     : nsDisplayItemGeometry(aItem, aBuilder),
47       nsImageGeometryMixin(aItem, aBuilder) {}
48 
nsDisplayBackgroundGeometry(nsDisplayBackgroundImage * aItem,nsDisplayListBuilder * aBuilder)49 nsDisplayBackgroundGeometry::nsDisplayBackgroundGeometry(
50     nsDisplayBackgroundImage* aItem, nsDisplayListBuilder* aBuilder)
51     : nsDisplayItemGeometry(aItem, aBuilder),
52       nsImageGeometryMixin(aItem, aBuilder),
53       mPositioningArea(aItem->GetPositioningArea()),
54       mDestRect(aItem->GetDestRect()) {}
55 
MoveBy(const nsPoint & aOffset)56 void nsDisplayBackgroundGeometry::MoveBy(const nsPoint& aOffset) {
57   nsDisplayItemGeometry::MoveBy(aOffset);
58   mPositioningArea.MoveBy(aOffset);
59   mDestRect.MoveBy(aOffset);
60 }
61 
nsDisplayThemedBackgroundGeometry(nsDisplayThemedBackground * aItem,nsDisplayListBuilder * aBuilder)62 nsDisplayThemedBackgroundGeometry::nsDisplayThemedBackgroundGeometry(
63     nsDisplayThemedBackground* aItem, nsDisplayListBuilder* aBuilder)
64     : nsDisplayItemGeometry(aItem, aBuilder),
65       mPositioningArea(aItem->GetPositioningArea()),
66       mWindowIsActive(aItem->IsWindowActive()) {}
67 
MoveBy(const nsPoint & aOffset)68 void nsDisplayThemedBackgroundGeometry::MoveBy(const nsPoint& aOffset) {
69   nsDisplayItemGeometry::MoveBy(aOffset);
70   mPositioningArea.MoveBy(aOffset);
71 }
72 
nsDisplayBoxShadowInnerGeometry(nsDisplayItem * aItem,nsDisplayListBuilder * aBuilder)73 nsDisplayBoxShadowInnerGeometry::nsDisplayBoxShadowInnerGeometry(
74     nsDisplayItem* aItem, nsDisplayListBuilder* aBuilder)
75     : nsDisplayItemGeometry(aItem, aBuilder),
76       mPaddingRect(aItem->GetPaddingRect()) {}
77 
MoveBy(const nsPoint & aOffset)78 void nsDisplayBoxShadowInnerGeometry::MoveBy(const nsPoint& aOffset) {
79   nsDisplayItemGeometry::MoveBy(aOffset);
80   mPaddingRect.MoveBy(aOffset);
81 }
82 
nsDisplayBoxShadowOuterGeometry(nsDisplayItem * aItem,nsDisplayListBuilder * aBuilder,float aOpacity)83 nsDisplayBoxShadowOuterGeometry::nsDisplayBoxShadowOuterGeometry(
84     nsDisplayItem* aItem, nsDisplayListBuilder* aBuilder, float aOpacity)
85     : nsDisplayItemGenericGeometry(aItem, aBuilder), mOpacity(aOpacity) {}
86 
MoveBy(const nsPoint & aOffset)87 void nsDisplaySolidColorRegionGeometry::MoveBy(const nsPoint& aOffset) {
88   nsDisplayItemGeometry::MoveBy(aOffset);
89   mRegion.MoveBy(aOffset);
90 }
91 
nsDisplaySVGEffectGeometry(nsDisplayEffectsBase * aItem,nsDisplayListBuilder * aBuilder)92 nsDisplaySVGEffectGeometry::nsDisplaySVGEffectGeometry(
93     nsDisplayEffectsBase* aItem, nsDisplayListBuilder* aBuilder)
94     : nsDisplayItemGeometry(aItem, aBuilder),
95       mBBox(aItem->BBoxInUserSpace()),
96       mUserSpaceOffset(aItem->UserSpaceOffset()),
97       mFrameOffsetToReferenceFrame(aItem->ToReferenceFrame()),
98       mOpacity(aItem->Frame()->StyleEffects()->mOpacity),
99       mHandleOpacity(aItem->ShouldHandleOpacity()) {}
100 
MoveBy(const nsPoint & aOffset)101 void nsDisplaySVGEffectGeometry::MoveBy(const nsPoint& aOffset) {
102   mBounds.MoveBy(aOffset);
103   mFrameOffsetToReferenceFrame += aOffset;
104 }
105 
nsDisplayMasksAndClipPathsGeometry(nsDisplayMasksAndClipPaths * aItem,nsDisplayListBuilder * aBuilder)106 nsDisplayMasksAndClipPathsGeometry::nsDisplayMasksAndClipPathsGeometry(
107     nsDisplayMasksAndClipPaths* aItem, nsDisplayListBuilder* aBuilder)
108     : nsDisplaySVGEffectGeometry(aItem, aBuilder),
109       nsImageGeometryMixin(aItem, aBuilder),
110       mDestRects(aItem->GetDestRects().Clone()) {}
111 
nsDisplayFiltersGeometry(nsDisplayFilters * aItem,nsDisplayListBuilder * aBuilder)112 nsDisplayFiltersGeometry::nsDisplayFiltersGeometry(
113     nsDisplayFilters* aItem, nsDisplayListBuilder* aBuilder)
114     : nsDisplaySVGEffectGeometry(aItem, aBuilder),
115       nsImageGeometryMixin(aItem, aBuilder) {}
116 
nsDisplayTableItemGeometry(nsDisplayTableItem * aItem,nsDisplayListBuilder * aBuilder,const nsPoint & aFrameOffsetToViewport)117 nsDisplayTableItemGeometry::nsDisplayTableItemGeometry(
118     nsDisplayTableItem* aItem, nsDisplayListBuilder* aBuilder,
119     const nsPoint& aFrameOffsetToViewport)
120     : nsDisplayItemGenericGeometry(aItem, aBuilder),
121       nsImageGeometryMixin(aItem, aBuilder),
122       mFrameOffsetToViewport(aFrameOffsetToViewport) {}
123