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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #include "SkPdfContext.h" | 8 #include "SkPdfContext.h" |
9 #include "SkPdfNativeDoc.h" | 9 #include "SkPdfNativeDoc.h" |
10 #include "SkPdfReporter.h" | 10 #include "SkPdfReporter.h" |
11 #include "SkPdfTokenLooper.h" | 11 #include "SkPdfTokenLooper.h" |
12 | 12 |
13 /////////////////////////////////////////////////////////////////////////////// | 13 /////////////////////////////////////////////////////////////////////////////// |
14 | 14 |
15 class PdfMainLooper : public SkPdfTokenLooper { | 15 class PdfMainLooper : public SkPdfTokenLooper { |
16 public: | 16 public: |
17 PdfMainLooper(SkPdfTokenLooper* parent, | 17 PdfMainLooper(SkPdfNativeTokenizer* tokenizer, |
18 SkPdfNativeTokenizer* tokenizer, | |
19 SkPdfContext* pdfContext, | 18 SkPdfContext* pdfContext, |
20 SkCanvas* canvas) | 19 SkCanvas* canvas) |
21 : SkPdfTokenLooper(parent, tokenizer, pdfContext, canvas) {} | 20 : INHERITED(tokenizer, pdfContext, canvas) {} |
22 | 21 |
23 virtual SkPdfResult consumeToken(PdfToken& token); | 22 virtual SkPdfResult consumeToken(PdfToken& token) SK_OVERRIDE; |
24 virtual void loop(); | 23 virtual void loop() SK_OVERRIDE; |
| 24 |
| 25 private: |
| 26 typedef SkPdfTokenLooper INHERITED; |
25 }; | 27 }; |
26 | 28 |
27 /////////////////////////////////////////////////////////////////////////////// | 29 /////////////////////////////////////////////////////////////////////////////// |
28 | 30 |
29 SkPdfContext::SkPdfContext(SkPdfNativeDoc* doc) | 31 SkPdfContext::SkPdfContext(SkPdfNativeDoc* doc) |
30 : fPdfDoc(doc) | 32 : fPdfDoc(doc) |
31 { | 33 { |
32 SkASSERT(fPdfDoc != NULL); | 34 SkASSERT(fPdfDoc != NULL); |
33 } | 35 } |
34 | 36 |
35 void SkPdfContext::parseStream(SkPdfNativeObject* stream, SkCanvas* canvas) { | 37 void SkPdfContext::parseStream(SkPdfNativeObject* stream, SkCanvas* canvas) { |
36 SkPdfNativeTokenizer* tokenizer = fPdfDoc->tokenizerOfStream(stream, &fTmpPa
geAllocator); | 38 SkPdfNativeTokenizer* tokenizer = fPdfDoc->tokenizerOfStream(stream, &fTmpPa
geAllocator); |
37 if (NULL == tokenizer) { | 39 if (NULL == tokenizer) { |
38 // Nothing to parse. | 40 // Nothing to parse. |
39 return; | 41 return; |
40 } | 42 } |
41 PdfMainLooper looper(NULL, tokenizer, this, canvas); | 43 PdfMainLooper looper(tokenizer, this, canvas); |
42 looper.loop(); | 44 looper.loop(); |
43 // FIXME (scroggo): Will restructure to put tokenizer on the stack. | 45 // FIXME (scroggo): Will restructure to put tokenizer on the stack. |
44 delete tokenizer; | 46 delete tokenizer; |
45 } | 47 } |
46 | 48 |
47 /////////////////////////////////////////////////////////////////////////////// | 49 /////////////////////////////////////////////////////////////////////////////// |
48 | 50 |
49 // FIXME (scroggo): This probably belongs in a debugging file. | 51 // FIXME (scroggo): This probably belongs in a debugging file. |
50 // For reportRenderStats declaration. | 52 // For reportRenderStats declaration. |
51 #include "SkPdfRenderer.h" | 53 #include "SkPdfRenderer.h" |
(...skipping 28 matching lines...) Expand all Loading... |
80 } | 82 } |
81 | 83 |
82 #include "SkPdfOps.h" | 84 #include "SkPdfOps.h" |
83 | 85 |
84 SkPdfResult PdfMainLooper::consumeToken(PdfToken& token) { | 86 SkPdfResult PdfMainLooper::consumeToken(PdfToken& token) { |
85 if (token.fType == kKeyword_TokenType && token.fKeywordLength < 256) | 87 if (token.fType == kKeyword_TokenType && token.fKeywordLength < 256) |
86 { | 88 { |
87 PdfOperatorRenderer pdfOperatorRenderer = NULL; | 89 PdfOperatorRenderer pdfOperatorRenderer = NULL; |
88 if (gPdfOps.find(token.fKeyword, token.fKeywordLength, &pdfOperatorRende
rer) && | 90 if (gPdfOps.find(token.fKeyword, token.fKeywordLength, &pdfOperatorRende
rer) && |
89 pdfOperatorRenderer) { | 91 pdfOperatorRenderer) { |
90 SkPdfTokenLooper* childLooper = NULL; | |
91 // Main work is done by pdfOperatorRenderer(...) | 92 // Main work is done by pdfOperatorRenderer(...) |
92 SkPdfResult result = pdfOperatorRenderer(fPdfContext, fCanvas, &chil
dLooper); | 93 SkPdfResult result = pdfOperatorRenderer(fPdfContext, fCanvas, this)
; |
93 | 94 |
94 int cnt = 0; | 95 int cnt = 0; |
95 gRenderStats[result].find(token.fKeyword, token.fKeywordLength, &cnt
); | 96 gRenderStats[result].find(token.fKeyword, token.fKeywordLength, &cnt
); |
96 gRenderStats[result].set(token.fKeyword, token.fKeywordLength, cnt +
1); | 97 gRenderStats[result].set(token.fKeyword, token.fKeywordLength, cnt +
1); |
97 if (childLooper) { | |
98 // FIXME (scroggo): Auto delete this. | |
99 childLooper->setUp(this); | |
100 childLooper->loop(); | |
101 delete childLooper; | |
102 } | |
103 } else { | 98 } else { |
104 int cnt = 0; | 99 int cnt = 0; |
105 gRenderStats[kUnsupported_SkPdfResult].find(token.fKeyword, | 100 gRenderStats[kUnsupported_SkPdfResult].find(token.fKeyword, |
106 token.fKeywordLength, | 101 token.fKeywordLength, |
107 &cnt); | 102 &cnt); |
108 gRenderStats[kUnsupported_SkPdfResult].set(token.fKeyword, | 103 gRenderStats[kUnsupported_SkPdfResult].set(token.fKeyword, |
109 token.fKeywordLength, | 104 token.fKeywordLength, |
110 cnt + 1); | 105 cnt + 1); |
111 } | 106 } |
112 } | 107 } |
(...skipping 10 matching lines...) Expand all Loading... |
123 } | 118 } |
124 return kOK_SkPdfResult; | 119 return kOK_SkPdfResult; |
125 } | 120 } |
126 | 121 |
127 void PdfMainLooper::loop() { | 122 void PdfMainLooper::loop() { |
128 PdfToken token; | 123 PdfToken token; |
129 while (fTokenizer->readToken(&token, true)) { | 124 while (fTokenizer->readToken(&token, true)) { |
130 this->consumeToken(token); | 125 this->consumeToken(token); |
131 } | 126 } |
132 } | 127 } |
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