michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "FrozenImage.h"
michael@0: 
michael@0: using namespace mozilla::gfx;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace image {
michael@0: 
michael@0: NS_IMPL_ISUPPORTS(FrozenImage, imgIContainer)
michael@0: 
michael@0: nsIntRect
michael@0: FrozenImage::FrameRect(uint32_t /* aWhichFrame - ignored */)
michael@0: {
michael@0:   return InnerImage()->FrameRect(FRAME_FIRST);
michael@0: }
michael@0: 
michael@0: void
michael@0: FrozenImage::IncrementAnimationConsumers()
michael@0: {
michael@0:   // Do nothing. This will prevent animation from starting if there are no other
michael@0:   // instances of this image.
michael@0: }
michael@0: 
michael@0: void
michael@0: FrozenImage::DecrementAnimationConsumers()
michael@0: {
michael@0:   // Do nothing.
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: FrozenImage::GetAnimated(bool* aAnimated)
michael@0: {
michael@0:   bool dummy;
michael@0:   nsresult rv = InnerImage()->GetAnimated(&dummy);
michael@0:   if (NS_SUCCEEDED(rv)) {
michael@0:     *aAnimated = false;
michael@0:   }
michael@0:   return rv;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP_(TemporaryRef<SourceSurface>)
michael@0: FrozenImage::GetFrame(uint32_t aWhichFrame,
michael@0:                       uint32_t aFlags)
michael@0: {
michael@0:   return InnerImage()->GetFrame(FRAME_FIRST, aFlags);
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP_(bool)
michael@0: FrozenImage::FrameIsOpaque(uint32_t aWhichFrame)
michael@0: {
michael@0:   return InnerImage()->FrameIsOpaque(FRAME_FIRST);
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: FrozenImage::GetImageContainer(layers::LayerManager* aManager,
michael@0:                                layers::ImageContainer** _retval)
michael@0: {
michael@0:   // XXX(seth): GetImageContainer does not currently support anything but the
michael@0:   // current frame. We work around this by always returning null, but if it ever
michael@0:   // turns out that FrozenImage is widely used on codepaths that can actually
michael@0:   // benefit from GetImageContainer, it would be a good idea to fix that method
michael@0:   // for performance reasons.
michael@0: 
michael@0:   *_retval = nullptr;
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: FrozenImage::Draw(gfxContext* aContext,
michael@0:                   GraphicsFilter aFilter,
michael@0:                   const gfxMatrix& aUserSpaceToImageSpace,
michael@0:                   const gfxRect& aFill,
michael@0:                   const nsIntRect& aSubimage,
michael@0:                   const nsIntSize& aViewportSize,
michael@0:                   const SVGImageContext* aSVGContext,
michael@0:                   uint32_t /* aWhichFrame - ignored */,
michael@0:                   uint32_t aFlags)
michael@0: {
michael@0:   return InnerImage()->Draw(aContext, aFilter, aUserSpaceToImageSpace,
michael@0:                             aFill, aSubimage, aViewportSize, aSVGContext,
michael@0:                             FRAME_FIRST, aFlags);
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP_(void)
michael@0: FrozenImage::RequestRefresh(const mozilla::TimeStamp& aTime)
michael@0: {
michael@0:   // Do nothing.
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: FrozenImage::GetAnimationMode(uint16_t* aAnimationMode)
michael@0: {
michael@0:   *aAnimationMode = kNormalAnimMode;
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: FrozenImage::SetAnimationMode(uint16_t aAnimationMode)
michael@0: {
michael@0:   // Do nothing.
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: FrozenImage::ResetAnimation()
michael@0: {
michael@0:   // Do nothing.
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP_(float)
michael@0: FrozenImage::GetFrameIndex(uint32_t aWhichFrame)
michael@0: {
michael@0:   MOZ_ASSERT(aWhichFrame <= FRAME_MAX_VALUE, "Invalid argument");
michael@0:   return 0;
michael@0: }
michael@0: 
michael@0: } // namespace image
michael@0: } // namespace mozilla