gecko-dev/layout/style/nsStyleStructInlines.h
2013-04-07 09:40:07 +10:00

198 lines
5.8 KiB
C

/* vim: set shiftwidth=2 tabstop=8 autoindent cindent expandtab: */
/* 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/. */
/*
* Inline methods that belong in nsStyleStruct.h, except that they
* require more headers.
*/
#ifndef nsStyleStructInlines_h_
#define nsStyleStructInlines_h_
#include "nsIFrame.h"
#include "nsStyleStruct.h"
#include "imgIRequest.h"
#include "imgIContainer.h"
inline void
nsStyleBorder::SetBorderImage(imgRequestProxy* aImage)
{
mBorderImageSource = aImage;
mSubImages.Clear();
}
inline imgRequestProxy*
nsStyleBorder::GetBorderImage() const
{
NS_ABORT_IF_FALSE(!mBorderImageSource || mImageTracked,
"Should be tracking any images we're going to use!");
return mBorderImageSource;
}
inline bool nsStyleBorder::IsBorderImageLoaded() const
{
uint32_t status;
return mBorderImageSource &&
NS_SUCCEEDED(mBorderImageSource->GetImageStatus(&status)) &&
(status & imgIRequest::STATUS_LOAD_COMPLETE) &&
!(status & imgIRequest::STATUS_ERROR);
}
inline void
nsStyleBorder::SetSubImage(uint8_t aIndex, imgIContainer* aSubImage) const
{
const_cast<nsStyleBorder*>(this)->mSubImages.ReplaceObjectAt(aSubImage, aIndex);
}
inline imgIContainer*
nsStyleBorder::GetSubImage(uint8_t aIndex) const
{
imgIContainer* subImage = nullptr;
if (aIndex < mSubImages.Count())
subImage = mSubImages[aIndex];
return subImage;
}
bool
nsStyleText::HasTextShadow(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleText() == this, "unexpected aContextFrame");
return mTextShadow && !aContextFrame->IsSVGText();
}
nsCSSShadowArray*
nsStyleText::GetTextShadow(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleText() == this, "unexpected aContextFrame");
if (aContextFrame->IsSVGText()) {
return nullptr;
}
return mTextShadow;
}
bool
nsStyleText::WhiteSpaceCanWrap(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleText() == this, "unexpected aContextFrame");
return WhiteSpaceCanWrapStyle() && !aContextFrame->IsSVGText();
}
bool
nsStyleText::WordCanWrap(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleText() == this, "unexpected aContextFrame");
return WordCanWrapStyle() && !aContextFrame->IsSVGText();
}
bool
nsStyleDisplay::IsBlockInside(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this, "unexpected aContextFrame");
if (aContextFrame->IsSVGText()) {
return aContextFrame->GetType() == nsGkAtoms::blockFrame;
}
return IsBlockInsideStyle();
}
bool
nsStyleDisplay::IsBlockOutside(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this, "unexpected aContextFrame");
if (aContextFrame->IsSVGText()) {
return aContextFrame->GetType() == nsGkAtoms::blockFrame;
}
return IsBlockOutsideStyle();
}
bool
nsStyleDisplay::IsInlineOutside(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this, "unexpected aContextFrame");
if (aContextFrame->IsSVGText()) {
return aContextFrame->GetType() != nsGkAtoms::blockFrame;
}
return IsInlineOutsideStyle();
}
bool
nsStyleDisplay::IsOriginalDisplayInlineOutside(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this, "unexpected aContextFrame");
if (aContextFrame->IsSVGText()) {
return aContextFrame->GetType() != nsGkAtoms::blockFrame;
}
return IsOriginalDisplayInlineOutsideStyle();
}
uint8_t
nsStyleDisplay::GetDisplay(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this, "unexpected aContextFrame");
if (aContextFrame->IsSVGText() &&
mDisplay != NS_STYLE_DISPLAY_NONE) {
return aContextFrame->GetType() == nsGkAtoms::blockFrame ?
NS_STYLE_DISPLAY_BLOCK :
NS_STYLE_DISPLAY_INLINE;
}
return mDisplay;
}
bool
nsStyleDisplay::IsFloating(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this, "unexpected aContextFrame");
return IsFloatingStyle() && !aContextFrame->IsSVGText();
}
bool
nsStyleDisplay::HasTransform(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this, "unexpected aContextFrame");
return HasTransformStyle() && aContextFrame->IsFrameOfType(nsIFrame::eSupportsCSSTransforms);
}
bool
nsStyleDisplay::IsPositioned(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this,
"unexpected aContextFrame");
return (IsAbsolutelyPositionedStyle() ||
IsRelativelyPositionedStyle() ||
HasTransform(aContextFrame)) &&
!aContextFrame->IsSVGText();
}
bool
nsStyleDisplay::IsRelativelyPositioned(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this, "unexpected aContextFrame");
return IsRelativelyPositionedStyle() && !aContextFrame->IsSVGText();
}
bool
nsStyleDisplay::IsAbsolutelyPositioned(const nsIFrame* aContextFrame) const
{
NS_ASSERTION(aContextFrame->StyleDisplay() == this, "unexpected aContextFrame");
return IsAbsolutelyPositionedStyle() && !aContextFrame->IsSVGText();
}
uint8_t
nsStyleVisibility::GetEffectivePointerEvents(nsIFrame* aFrame) const
{
if (aFrame->GetContent() && !aFrame->GetContent()->GetParent()) {
// The root element has a cluster of frames associated with it
// (root scroll frame, canvas frame, the actual primary frame). Make
// those take their pointer-events value from the root element's primary
// frame.
nsIFrame* f = aFrame->GetContent()->GetPrimaryFrame();
if (f) {
return f->StyleVisibility()->mPointerEvents;
}
}
return mPointerEvents;
}
#endif /* !defined(nsStyleStructInlines_h_) */