/* -*- 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/. */

/* base class for rendering objects that do not have child lists */

#include "nsLeafFrame.h"

#include "nsPresContext.h"

using namespace mozilla;

nsLeafFrame::~nsLeafFrame()

{

}

/* virtual */ nscoord

nsLeafFrame::GetMinISize(gfxContext *aRenderingContext)

{

  nscoord result;

  DISPLAY_MIN_INLINE_SIZE(this, result);

  result = GetIntrinsicISize();

  return result;

}

/* virtual */ nscoord

nsLeafFrame::GetPrefISize(gfxContext *aRenderingContext)

{

  nscoord result;

  DISPLAY_PREF_INLINE_SIZE(this, result);

  result = GetIntrinsicISize();

  return result;

}

/* virtual */

LogicalSize

nsLeafFrame::ComputeAutoSize(gfxContext*         aRenderingContext,

                             WritingMode         aWM,

                             const LogicalSize&  aCBSize,

                             nscoord             aAvailableISize,

                             const LogicalSize&  aMargin,

                             const LogicalSize&  aBorder,

                             const LogicalSize&  aPadding,

                             ComputeSizeFlags    aFlags)

{

  const WritingMode wm = GetWritingMode();

  LogicalSize result(wm, GetIntrinsicISize(), GetIntrinsicBSize());

  return result.ConvertTo(aWM, wm);

}

nscoord

nsLeafFrame::GetIntrinsicBSize()

{

  MOZ_ASSERT_UNREACHABLE("Someone didn't override Reflow or ComputeAutoSize");

  return 0;

}

void

nsLeafFrame::SizeToAvailSize(const ReflowInput& aReflowInput,

                             ReflowOutput& aDesiredSize)

{

  WritingMode wm = aReflowInput.GetWritingMode();

  LogicalSize size(wm, aReflowInput.AvailableISize(), // FRAME

                   aReflowInput.AvailableBSize());

  aDesiredSize.SetSize(wm, size);

  aDesiredSize.SetOverflowAreasToDesiredBounds();

  FinishAndStoreOverflow(&aDesiredSize, aReflowInput.mStyleDisplay);

}