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roytam1
13934d9866
- Bug 1184996 (Part 1) - Create decoders with a DecoderFactory. r=tn (dacf21ed2) - Bug 1184996 (Part 2) - Clean up RasterImage's decoding API. r=tn (c127af0b3) - Bug 1184996 (Part 3) - Replace all remaining references to 'size decodes' with 'metadata decodes'. r=tn (3744e5df4) - Bug 1184996 (Part 4) - Forbid instantiation of decoders except via DecoderFactory. r=tn (588d56d84) - No bug - Remove extra printf left over from bug 1127618. r=smaug (b02f7bfe1) - Bug 1187386 (Part 1) - Make most decoder state private. r=tn (328dbc605) - Bug 1187386 (Part 2) - Rework decoder code to avoid calling Decode::GetImage(). r=tn (9a94096f9) - Bug 1187386 (Part 3) - Don't destroy Decoder::mImage if Decoder::mImage is null. r=tn (cbb6738cd) - Bug 1187386 (Part 4) - Make imgFrame::SetOptimizable() callable from off-main-thread. r=tn (f03478b28) - Bug 1187386 (Part 5) - Merge Decoder::SetSizeOnImage() into ImageMetadata::SetOnImage(). r=tn (8afb5d4a3) - Bug 1033090 - Truncate a large URI in the user message about it. r=seth (7bd4b447b) - Bug 1187386 (Part 6) - Merge Decoder::Finish() and RasterImage::OnDecodingComplete() into RasterImage::FinalizeDecoder(). r=tn (f342dd5db) - Bug 1181863 (Part 1) - Add support for reading from nsIInputStreams directly to SourceBuffer. r=tn (74748dad9) - Bug 1181863 (Part 2) - Add ImageOps::DecodeToSurface() to allow image decoding without involving any main-thread-only objects. r=tn (25b86eb50) - Bug 1181863 (Part 3) - Add tests for DecodeToSurface(). r=tn (9506eb2f6) - Bug 1181863 - Part 4: Fix the build bustage (aee05bdc9) - Bug 1187546 - Make it possible to ask image decoders to only decode the first frame. r=tn (1beeeefb6) - Bug 1191100 - Remove XPIDL signature comments in .cpp files. r=ehsan (ee75fe3b5)
75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_image_ImageMetadata_h
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#define mozilla_image_ImageMetadata_h
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#include <stdint.h>
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#include "mozilla/Maybe.h"
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#include "nsSize.h"
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#include "Orientation.h"
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namespace mozilla {
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namespace image {
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class RasterImage;
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// The metadata about an image that decoders accumulate as they decode.
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class ImageMetadata
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{
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public:
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ImageMetadata()
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: mHotspotX(-1)
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, mHotspotY(-1)
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, mLoopCount(-1)
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{ }
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// Set the metadata this object represents on an image.
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nsresult SetOnImage(RasterImage* aImage);
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void SetHotspot(uint16_t hotspotx, uint16_t hotspoty)
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{
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mHotspotX = hotspotx;
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mHotspotY = hotspoty;
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}
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void SetLoopCount(int32_t loopcount)
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{
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mLoopCount = loopcount;
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}
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void SetSize(int32_t width, int32_t height, Orientation orientation)
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{
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if (!HasSize()) {
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mSize.emplace(nsIntSize(width, height));
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mOrientation.emplace(orientation);
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}
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}
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bool HasSize() const { return mSize.isSome(); }
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bool HasOrientation() const { return mOrientation.isSome(); }
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int32_t GetWidth() const { return mSize->width; }
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int32_t GetHeight() const { return mSize->height; }
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nsIntSize GetSize() const { return *mSize; }
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Orientation GetOrientation() const { return *mOrientation; }
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private:
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// The hotspot found on cursors, or -1 if none was found.
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int32_t mHotspotX;
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int32_t mHotspotY;
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// The loop count for animated images, or -1 for infinite loop.
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int32_t mLoopCount;
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Maybe<nsIntSize> mSize;
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Maybe<Orientation> mOrientation;
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};
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} // namespace image
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} // namespace mozilla
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#endif // mozilla_image_ImageMetadata_h
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