void nsSplitterFrameInner::EnsureOrient() { bool isHorizontal = !(mParentBox->GetStateBits() & NS_STATE_IS_HORIZONTAL); if (isHorizontal) mOuter->mState |= NS_STATE_IS_HORIZONTAL; else mOuter->mState &= ~NS_STATE_IS_HORIZONTAL; }
bool PaintFrameCallback::operator()(gfxContext* aContext, const gfxRect& aFillRect, const gfxPattern::GraphicsFilter& aFilter, const gfxMatrix& aTransform) { if (mFrame->GetStateBits() & NS_FRAME_DRAWING_AS_PAINTSERVER) return false; mFrame->AddStateBits(NS_FRAME_DRAWING_AS_PAINTSERVER); nsRenderingContext context; context.Init(mFrame->PresContext()->DeviceContext(), aContext); aContext->Save(); // Clip to aFillRect so that we don't paint outside. aContext->NewPath(); aContext->Rectangle(aFillRect); aContext->Clip(); gfxMatrix savedMatrix(aContext->CurrentMatrix()); aContext->Multiply(gfxMatrix(aTransform).Invert()); // nsLayoutUtils::PaintFrame will anchor its painting at mFrame. But we want // to have it anchored at the top left corner of the bounding box of all of // mFrame's continuations. So we add a translation transform. nsRect bbox = nsSVGIntegrationUtils::GetNonSVGUserSpace(mFrame); PRInt32 appUnitsPerDevPixel = mFrame->PresContext()->AppUnitsPerDevPixel(); gfxPoint offset = gfxPoint(bbox.x, bbox.y) / appUnitsPerDevPixel; aContext->Multiply(gfxMatrix().Translate(-offset)); gfxSize paintServerSize = gfxSize(mPaintServerSize.width, mPaintServerSize.height) / mFrame->PresContext()->AppUnitsPerDevPixel(); // nsLayoutUtils::PaintFrame wants to render with paintServerSize, but we // want it to render with mRenderSize, so we need to set up a scale transform. gfxFloat scaleX = mRenderSize.width / paintServerSize.width; gfxFloat scaleY = mRenderSize.height / paintServerSize.height; gfxMatrix scaleMatrix = gfxMatrix().Scale(scaleX, scaleY); aContext->Multiply(scaleMatrix); // Draw. nsRect dirty(bbox.x, bbox.y, mPaintServerSize.width, mPaintServerSize.height); nsLayoutUtils::PaintFrame(&context, mFrame, dirty, NS_RGBA(0, 0, 0, 0), nsLayoutUtils::PAINT_IN_TRANSFORM | nsLayoutUtils::PAINT_ALL_CONTINUATIONS); aContext->SetMatrix(savedMatrix); aContext->Restore(); mFrame->RemoveStateBits(NS_FRAME_DRAWING_AS_PAINTSERVER); return true; }
bool PaintFrameCallback::operator()(gfxContext* aContext, const gfxRect& aFillRect, const Filter& aFilter, const gfxMatrix& aTransform) { if (mFrame->GetStateBits() & NS_FRAME_DRAWING_AS_PAINTSERVER) return false; mFrame->AddStateBits(NS_FRAME_DRAWING_AS_PAINTSERVER); aContext->Save(); // Clip to aFillRect so that we don't paint outside. aContext->NewPath(); aContext->Rectangle(aFillRect); aContext->Clip(); gfxMatrix invmatrix = aTransform; if (!invmatrix.Invert()) { return false; } aContext->Multiply(invmatrix); // nsLayoutUtils::PaintFrame will anchor its painting at mFrame. But we want // to have it anchored at the top left corner of the bounding box of all of // mFrame's continuations. So we add a translation transform. int32_t appUnitsPerDevPixel = mFrame->PresContext()->AppUnitsPerDevPixel(); nsPoint offset = GetOffsetToBoundingBox(mFrame); gfxPoint devPxOffset = gfxPoint(offset.x, offset.y) / appUnitsPerDevPixel; aContext->Multiply(gfxMatrix::Translation(devPxOffset)); gfxSize paintServerSize = gfxSize(mPaintServerSize.width, mPaintServerSize.height) / mFrame->PresContext()->AppUnitsPerDevPixel(); // nsLayoutUtils::PaintFrame wants to render with paintServerSize, but we // want it to render with mRenderSize, so we need to set up a scale transform. gfxFloat scaleX = mRenderSize.width / paintServerSize.width; gfxFloat scaleY = mRenderSize.height / paintServerSize.height; aContext->Multiply(gfxMatrix::Scaling(scaleX, scaleY)); // Draw. nsRect dirty(-offset.x, -offset.y, mPaintServerSize.width, mPaintServerSize.height); uint32_t flags = nsLayoutUtils::PAINT_IN_TRANSFORM; if (mFlags & nsSVGIntegrationUtils::FLAG_SYNC_DECODE_IMAGES) { flags |= nsLayoutUtils::PAINT_SYNC_DECODE_IMAGES; } nsRenderingContext context(aContext); nsLayoutUtils::PaintFrame(&context, mFrame, dirty, NS_RGBA(0, 0, 0, 0), flags); nsIFrame* currentFrame = mFrame; while ((currentFrame = currentFrame->GetNextContinuation()) != nullptr) { offset = currentFrame->GetOffsetToCrossDoc(mFrame); devPxOffset = gfxPoint(offset.x, offset.y) / appUnitsPerDevPixel; aContext->Save(); aContext->Multiply(gfxMatrix::Scaling(1/scaleX, 1/scaleY)); aContext->Multiply(gfxMatrix::Translation(devPxOffset)); aContext->Multiply(gfxMatrix::Scaling(scaleX, scaleY)); nsLayoutUtils::PaintFrame(&context, currentFrame, dirty - offset, NS_RGBA(0, 0, 0, 0), flags); aContext->Restore(); } aContext->Restore(); mFrame->RemoveStateBits(NS_FRAME_DRAWING_AS_PAINTSERVER); return true; }
NS_IMETHODIMP nsFieldSetFrame::Reflow(nsPresContext* aPresContext, nsHTMLReflowMetrics& aDesiredSize, const nsHTMLReflowState& aReflowState, nsReflowStatus& aStatus) { DO_GLOBAL_REFLOW_COUNT("nsFieldSetFrame", aReflowState.reason); DISPLAY_REFLOW(aPresContext, this, aReflowState, aDesiredSize, aStatus); // Initialize OUT parameter aStatus = NS_FRAME_COMPLETE; // Should we create a space manager? nsAutoSpaceManager autoSpaceManager(NS_CONST_CAST(nsHTMLReflowState &, aReflowState)); // XXXldb If we start storing the space manager in the frame rather // than keeping it around only during reflow then we should create it // only when there are actually floats to manage. Otherwise things // like tables will gain significant bloat. if (NS_BLOCK_SPACE_MGR & mState) autoSpaceManager.CreateSpaceManagerFor(aPresContext, this); //------------ Handle Incremental Reflow ----------------- PRBool reflowContent = PR_TRUE; PRBool reflowLegend = PR_TRUE; nsReflowReason reason = aReflowState.reason; if (reason == eReflowReason_Incremental) { nsHTMLReflowCommand *command = aReflowState.path->mReflowCommand; // See if it's targeted at us if (command) { nsReflowType reflowType; command->GetType(reflowType); switch (reflowType) { case eReflowType_StyleChanged: reason = eReflowReason_StyleChange; break; case eReflowType_ReflowDirty: reason = eReflowReason_Dirty; break; default: NS_ERROR("Unexpected Reflow Type"); } } else { reflowContent = PR_FALSE; reflowLegend = PR_FALSE; nsReflowPath::iterator iter = aReflowState.path->FirstChild(); nsReflowPath::iterator end = aReflowState.path->EndChildren(); for ( ; iter != end; ++iter) { if (*iter == mLegendFrame) reflowLegend = PR_TRUE; else if (*iter == mContentFrame) reflowContent = PR_TRUE; } } } if (aDesiredSize.mFlags & NS_REFLOW_CALC_MAX_WIDTH) { reflowLegend = PR_TRUE; reflowContent = PR_TRUE; } else if (reason == eReflowReason_Dirty) { // if dirty then check dirty flags if (GetStateBits() & NS_FRAME_IS_DIRTY) { reflowLegend = PR_TRUE; reflowContent = PR_TRUE; } else { if (reflowContent) { reflowContent = mContentFrame ? (mContentFrame->GetStateBits() & (NS_FRAME_IS_DIRTY | NS_FRAME_HAS_DIRTY_CHILDREN)) != 0 : PR_FALSE; } if (reflowLegend) { reflowLegend = mLegendFrame ? (mLegendFrame->GetStateBits() & (NS_FRAME_IS_DIRTY | NS_FRAME_HAS_DIRTY_CHILDREN)) != 0 : PR_FALSE; } } } // availSize could have unconstrained values, don't perform any addition on them nsSize availSize(aReflowState.mComputedWidth, aReflowState.availableHeight); // get our border and padding const nsMargin &borderPadding = aReflowState.mComputedBorderPadding; const nsMargin &padding = aReflowState.mComputedPadding; nsMargin border = borderPadding - padding; if (aDesiredSize.mComputeMEW) { aDesiredSize.mMaxElementWidth = borderPadding.left + borderPadding.right; } // Figure out how big the legend is if there is one. // get the legend's margin nsMargin legendMargin(0,0,0,0); // reflow the legend only if needed if (mLegendFrame) { const nsStyleMargin* marginStyle = mLegendFrame->GetStyleMargin(); marginStyle->GetMargin(legendMargin); if (reflowLegend) { nsHTMLReflowState legendReflowState(aPresContext, aReflowState, mLegendFrame, nsSize(NS_INTRINSICSIZE,NS_INTRINSICSIZE), reason); // always give the legend as much size as it needs legendReflowState.mComputedWidth = NS_INTRINSICSIZE; legendReflowState.mComputedHeight = NS_INTRINSICSIZE; nsHTMLReflowMetrics legendDesiredSize(0,0); ReflowChild(mLegendFrame, aPresContext, legendDesiredSize, legendReflowState, 0, 0, NS_FRAME_NO_MOVE_FRAME, aStatus); #ifdef NOISY_REFLOW printf(" returned (%d, %d)\n", legendDesiredSize.width, legendDesiredSize.height); if (legendDesiredSize.mComputeMEW) printf(" and maxEW %d\n", legendDesiredSize.mMaxElementWidth); #endif // figure out the legend's rectangle mLegendRect.width = legendDesiredSize.width + legendMargin.left + legendMargin.right; mLegendRect.height = legendDesiredSize.height + legendMargin.top + legendMargin.bottom; mLegendRect.x = borderPadding.left; mLegendRect.y = 0; nscoord oldSpace = mLegendSpace; mLegendSpace = 0; if (mLegendRect.height > border.top) { // center the border on the legend mLegendSpace = mLegendRect.height - border.top; } else { mLegendRect.y = (border.top - mLegendRect.height)/2; } // if the legend space changes then we need to reflow the // content area as well. if (mLegendSpace != oldSpace) { if (reflowContent == PR_FALSE || reason == eReflowReason_Dirty) { reflowContent = PR_TRUE; reason = eReflowReason_Resize; } } // if we are contrained then remove the legend from our available height. if (NS_INTRINSICSIZE != availSize.height) { if (availSize.height >= mLegendSpace) availSize.height -= mLegendSpace; } // don't get any smaller than the legend if (NS_INTRINSICSIZE != availSize.width) { if (availSize.width < mLegendRect.width) availSize.width = mLegendRect.width; } FinishReflowChild(mLegendFrame, aPresContext, &legendReflowState, legendDesiredSize, 0, 0, NS_FRAME_NO_MOVE_FRAME); } } else { mLegendRect.Empty(); mLegendSpace = 0; } nsRect contentRect; // reflow the content frame only if needed if (mContentFrame) { if (reflowContent) { availSize.width = aReflowState.mComputedWidth; nsHTMLReflowState kidReflowState(aPresContext, aReflowState, mContentFrame, availSize, reason); nsHTMLReflowMetrics kidDesiredSize(aDesiredSize.mComputeMEW, aDesiredSize.mFlags); // Reflow the frame ReflowChild(mContentFrame, aPresContext, kidDesiredSize, kidReflowState, borderPadding.left + kidReflowState.mComputedMargin.left, borderPadding.top + mLegendSpace + kidReflowState.mComputedMargin.top, 0, aStatus); // set the rect. make sure we add the margin back in. contentRect.SetRect(borderPadding.left,borderPadding.top + mLegendSpace,kidDesiredSize.width ,kidDesiredSize.height); if (aReflowState.mComputedHeight != NS_INTRINSICSIZE && borderPadding.top + mLegendSpace+kidDesiredSize.height > aReflowState.mComputedHeight) { kidDesiredSize.height = aReflowState.mComputedHeight-(borderPadding.top + mLegendSpace); } FinishReflowChild(mContentFrame, aPresContext, &kidReflowState, kidDesiredSize, contentRect.x, contentRect.y, 0); if (aDesiredSize.mComputeMEW) { aDesiredSize.mMaxElementWidth = kidDesiredSize.mMaxElementWidth; if (eStyleUnit_Coord == aReflowState.mStylePosition->mWidth.GetUnit() && NS_INTRINSICSIZE != aReflowState.mComputedWidth) aDesiredSize.mMaxElementWidth = aReflowState.mComputedWidth; if (eStyleUnit_Percent == aReflowState.mStylePosition->mWidth.GetUnit()) aDesiredSize.mMaxElementWidth = 0; aDesiredSize.mMaxElementWidth += borderPadding.left + borderPadding.right; } if (aDesiredSize.mFlags & NS_REFLOW_CALC_MAX_WIDTH) { aDesiredSize.mMaximumWidth = kidDesiredSize.mMaximumWidth + borderPadding.left + borderPadding.right; } NS_FRAME_TRACE_REFLOW_OUT("FieldSet::Reflow", aStatus); } else { // if we don't need to reflow just get the old size contentRect = mContentFrame->GetRect(); const nsStyleMargin* marginStyle = mContentFrame->GetStyleMargin(); nsMargin m(0,0,0,0); marginStyle->GetMargin(m); contentRect.Inflate(m); } } // use the computed width if the inner content does not fill it if (aReflowState.mComputedWidth != NS_INTRINSICSIZE && aReflowState.mComputedWidth > contentRect.width) { contentRect.width = aReflowState.mComputedWidth; } if (mLegendFrame) { // if the content rect is larger then the legend we can align the legend if (contentRect.width > mLegendRect.width) { PRInt32 align = ((nsLegendFrame*)mLegendFrame)->GetAlign(); switch(align) { case NS_STYLE_TEXT_ALIGN_RIGHT: mLegendRect.x = contentRect.width - mLegendRect.width + borderPadding.left; break; case NS_STYLE_TEXT_ALIGN_CENTER: float p2t; p2t = aPresContext->PixelsToTwips(); mLegendRect.x = NSIntPixelsToTwips((nscoord) NSToIntRound((float)(contentRect.width/2 - mLegendRect.width/2 + borderPadding.left) / p2t),p2t); break; } } else { //otherwise make place for the legend contentRect.width = mLegendRect.width; } // place the legend nsRect actualLegendRect(mLegendRect); actualLegendRect.Deflate(legendMargin); nsPoint curOrigin = mLegendFrame->GetPosition(); // only if the origin changed if ((curOrigin.x != mLegendRect.x) || (curOrigin.y != mLegendRect.y)) { mLegendFrame->SetPosition(nsPoint(actualLegendRect.x , actualLegendRect.y)); nsContainerFrame::PositionFrameView(mLegendFrame); // We need to recursively process the legend frame's // children since we're moving the frame after Reflow. nsContainerFrame::PositionChildViews(mLegendFrame); } } // Return our size and our result if (aReflowState.mComputedHeight == NS_INTRINSICSIZE) { aDesiredSize.height = mLegendSpace + borderPadding.top + contentRect.height + borderPadding.bottom; } else { nscoord min = borderPadding.top + borderPadding.bottom + mLegendRect.height; aDesiredSize.height = aReflowState.mComputedHeight + borderPadding.top + borderPadding.bottom; if (aDesiredSize.height < min) aDesiredSize.height = min; } aDesiredSize.width = contentRect.width + borderPadding.left + borderPadding.right; aDesiredSize.ascent = aDesiredSize.height; aDesiredSize.descent = 0; if (aDesiredSize.mComputeMEW) { // if the legend is wider use it if (aDesiredSize.mMaxElementWidth < mLegendRect.width + borderPadding.left + borderPadding.right) aDesiredSize.mMaxElementWidth = mLegendRect.width + borderPadding.left + borderPadding.right; } aDesiredSize.mOverflowArea = nsRect(0, 0, aDesiredSize.width, aDesiredSize.height); // make the mMaximumWidth large enough if the legendframe determines the size if ((aDesiredSize.mFlags & NS_REFLOW_CALC_MAX_WIDTH) && mLegendFrame) { aDesiredSize.mMaximumWidth = PR_MAX(aDesiredSize.mMaximumWidth, mLegendRect.width + borderPadding.left + borderPadding.right); } if (mLegendFrame) ConsiderChildOverflow(aDesiredSize.mOverflowArea, mLegendFrame); if (mContentFrame) ConsiderChildOverflow(aDesiredSize.mOverflowArea, mContentFrame); FinishAndStoreOverflow(&aDesiredSize); Invalidate(aDesiredSize.mOverflowArea); NS_FRAME_SET_TRUNCATION(aStatus, aReflowState, aDesiredSize); return NS_OK; }