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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "modules/shapedetection/BarcodeDetector.h" | 5 #include "modules/shapedetection/BarcodeDetector.h" |
6 | 6 |
7 #include "core/dom/DOMException.h" | 7 #include "core/dom/DOMException.h" |
8 #include "core/dom/DOMRect.h" | 8 #include "core/dom/DOMRect.h" |
9 #include "core/frame/LocalFrame.h" | 9 #include "core/frame/LocalFrame.h" |
10 #include "core/html/canvas/CanvasImageSource.h" | 10 #include "core/html/canvas/CanvasImageSource.h" |
11 #include "modules/imagecapture/Point2D.h" | 11 #include "modules/imagecapture/Point2D.h" |
12 #include "modules/shapedetection/DetectedBarcode.h" | 12 #include "modules/shapedetection/DetectedBarcode.h" |
13 #include "public/platform/InterfaceProvider.h" | 13 #include "public/platform/InterfaceProvider.h" |
14 | 14 |
15 namespace blink { | 15 namespace blink { |
16 | 16 |
17 BarcodeDetector* BarcodeDetector::create(Document& document) { | 17 BarcodeDetector* BarcodeDetector::create(Document& document) { |
18 return new BarcodeDetector(*document.frame()); | 18 return new BarcodeDetector(*document.frame()); |
19 } | 19 } |
20 | 20 |
21 BarcodeDetector::BarcodeDetector(LocalFrame& frame) : ShapeDetector(frame) { | 21 BarcodeDetector::BarcodeDetector(LocalFrame& frame) : ShapeDetector(frame) { |
22 frame.interfaceProvider()->getInterface(mojo::MakeRequest(&m_barcodeService)); | 22 frame.interfaceProvider()->getInterface(mojo::MakeRequest(&m_barcodeService)); |
23 m_barcodeService.set_connection_error_handler(convertToBaseCallback( | 23 m_barcodeService.set_connection_error_handler(convertToBaseCallback( |
24 WTF::bind(&BarcodeDetector::onBarcodeServiceConnectionError, | 24 WTF::bind(&BarcodeDetector::onBarcodeServiceConnectionError, |
25 wrapWeakPersistent(this)))); | 25 wrapWeakPersistent(this)))); |
26 } | 26 } |
27 | 27 |
28 ScriptPromise BarcodeDetector::doDetect( | 28 ScriptPromise BarcodeDetector::doDetect(ScriptPromiseResolver* resolver, |
29 ScriptPromiseResolver* resolver, | 29 skia::mojom::blink::BitmapPtr bitmap) { |
30 mojo::ScopedSharedBufferHandle sharedBufferHandle, | |
31 int imageWidth, | |
32 int imageHeight) { | |
33 ScriptPromise promise = resolver->promise(); | 30 ScriptPromise promise = resolver->promise(); |
34 if (!m_barcodeService) { | 31 if (!m_barcodeService) { |
35 resolver->reject(DOMException::create( | 32 resolver->reject(DOMException::create( |
36 NotSupportedError, "Barcode detection service unavailable.")); | 33 NotSupportedError, "Barcode detection service unavailable.")); |
37 return promise; | 34 return promise; |
38 } | 35 } |
39 m_barcodeServiceRequests.add(resolver); | 36 m_barcodeServiceRequests.add(resolver); |
40 m_barcodeService->Detect( | 37 m_barcodeService->Detect( |
41 std::move(sharedBufferHandle), imageWidth, imageHeight, | 38 std::move(bitmap), convertToBaseCallback(WTF::bind( |
42 convertToBaseCallback(WTF::bind(&BarcodeDetector::onDetectBarcodes, | 39 &BarcodeDetector::onDetectBarcodes, |
43 wrapPersistent(this), | 40 wrapPersistent(this), wrapPersistent(resolver)))); |
44 wrapPersistent(resolver)))); | |
45 return promise; | 41 return promise; |
46 } | 42 } |
47 | 43 |
48 void BarcodeDetector::onDetectBarcodes( | 44 void BarcodeDetector::onDetectBarcodes( |
49 ScriptPromiseResolver* resolver, | 45 ScriptPromiseResolver* resolver, |
50 Vector<shape_detection::mojom::blink::BarcodeDetectionResultPtr> | 46 Vector<shape_detection::mojom::blink::BarcodeDetectionResultPtr> |
51 barcodeDetectionResults) { | 47 barcodeDetectionResults) { |
52 DCHECK(m_barcodeServiceRequests.contains(resolver)); | 48 DCHECK(m_barcodeServiceRequests.contains(resolver)); |
53 m_barcodeServiceRequests.remove(resolver); | 49 m_barcodeServiceRequests.remove(resolver); |
54 | 50 |
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80 m_barcodeServiceRequests.clear(); | 76 m_barcodeServiceRequests.clear(); |
81 m_barcodeService.reset(); | 77 m_barcodeService.reset(); |
82 } | 78 } |
83 | 79 |
84 DEFINE_TRACE(BarcodeDetector) { | 80 DEFINE_TRACE(BarcodeDetector) { |
85 ShapeDetector::trace(visitor); | 81 ShapeDetector::trace(visitor); |
86 visitor->trace(m_barcodeServiceRequests); | 82 visitor->trace(m_barcodeServiceRequests); |
87 } | 83 } |
88 | 84 |
89 } // namespace blink | 85 } // namespace blink |
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