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1 /* | |
2 * Copyright 2012 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #include "path_utils.h" | |
9 #include "SkPath.h" | |
10 #include "SkStream.h" | |
11 | |
12 namespace sk_tools { | |
13 static int gCurPathID = 0; | |
14 | |
15 void dump_path_prefix(SkFILEWStream* pathStream) { | |
16 if (NULL == pathStream) { | |
17 return; | |
18 } | |
19 | |
20 pathStream->writeText("#include \"SkScalar.h\"\n"); | |
21 pathStream->writeText("#include \"SkPoint.h\"\n"); | |
22 pathStream->writeText("#include \"SkBitmap.h\"\n"); | |
23 pathStream->writeText("#include \"SkDevice.h\"\n"); | |
24 pathStream->writeText("#include \"SkString.h\"\n"); | |
25 pathStream->writeText("#include \"SkImageEncoder.h\"\n"); | |
26 } | |
27 | |
28 void dump_path(SkFILEWStream* pathStream, const SkPath& path) { | |
29 if (NULL == pathStream) { | |
30 return; | |
31 } | |
32 | |
33 static const int kMaxPts = 200; | |
34 static const int kMaxVerbs = 200; | |
35 | |
36 int numPts = path.countPoints(); | |
37 int numVerbs = path.countVerbs(); | |
38 | |
39 SkASSERT(numPts <= kMaxPts); | |
40 SkASSERT(numVerbs <= kMaxVerbs); | |
41 | |
42 SkPoint pts[kMaxPts]; | |
43 uint8_t verbs[kMaxVerbs]; | |
44 | |
45 path.getPoints(pts, kMaxPts); | |
46 path.getVerbs(verbs, kMaxVerbs); | |
47 | |
48 const char* gStrs[] = { | |
49 "kMove_Verb", | |
50 "kLine_Verb", | |
51 "kQuad_Verb", | |
52 "kCubic_Verb", | |
53 "kClose_Verb", | |
54 "kDone_Verb" | |
55 }; | |
56 | |
57 pathStream->writeText("static const int numPts"); | |
58 pathStream->writeDecAsText(gCurPathID); | |
59 pathStream->writeText(" = "); | |
60 pathStream->writeDecAsText(numPts); | |
61 pathStream->writeText(";\n"); | |
62 | |
63 pathStream->writeText("SkPoint pts"); | |
64 pathStream->writeDecAsText(gCurPathID); | |
65 pathStream->writeText("[] = {\n"); | |
66 | |
67 for (int i = 0; i < numPts; ++i) { | |
68 SkString temp; | |
69 | |
70 pathStream->writeText(" { "); | |
71 temp.appendScalar(pts[i].fX); | |
72 temp.append("f, "); | |
73 temp.appendScalar(pts[i].fY); | |
74 temp.append("f },\n"); | |
75 pathStream->writeText(temp.c_str()); | |
76 } | |
77 pathStream->writeText("};\n"); | |
78 | |
79 pathStream->writeText("static const int numVerbs"); | |
80 pathStream->writeDecAsText(gCurPathID); | |
81 pathStream->writeText(" = "); | |
82 pathStream->writeDecAsText(numVerbs); | |
83 pathStream->writeText(";\n"); | |
84 | |
85 pathStream->writeText("uint8_t verbs"); | |
86 pathStream->writeDecAsText(gCurPathID); | |
87 pathStream->writeText("[] = {\n"); | |
88 | |
89 for (int i = 0; i < numVerbs; ++i) { | |
90 pathStream->writeText("\tSkPath::"); | |
91 pathStream->writeText(gStrs[verbs[i]]); | |
92 pathStream->writeText(",\n"); | |
93 } | |
94 pathStream->writeText("};\n"); | |
95 | |
96 gCurPathID++; | |
97 } | |
98 | |
99 void dump_path_suffix(SkFILEWStream* pathStream) { | |
100 if (NULL == pathStream) { | |
101 return; | |
102 } | |
103 | |
104 pathStream->writeText("int numPaths = "); | |
105 pathStream->writeDecAsText(gCurPathID); | |
106 pathStream->writeText(";\n"); | |
107 | |
108 pathStream->writeText("int sizes[] = {\n"); | |
109 for (int i = 0; i < gCurPathID; ++i) { | |
110 pathStream->writeText("\t numPts"); | |
111 pathStream->writeDecAsText(i); | |
112 pathStream->writeText(", numVerbs"); | |
113 pathStream->writeDecAsText(i); | |
114 pathStream->writeText(",\n"); | |
115 } | |
116 pathStream->writeText("};\n"); | |
117 | |
118 pathStream->writeText("const SkPoint* points[] = {\n"); | |
119 for (int i = 0; i < gCurPathID; ++i) { | |
120 pathStream->writeText("\tpts"); | |
121 pathStream->writeDecAsText(i); | |
122 pathStream->writeText(",\n"); | |
123 } | |
124 pathStream->writeText("};\n"); | |
125 | |
126 pathStream->writeText("const uint8_t* verbs[] = {\n"); | |
127 for (int i = 0; i < gCurPathID; ++i) { | |
128 pathStream->writeText("\t(const uint8_t*)verbs"); | |
129 pathStream->writeDecAsText(i); | |
130 pathStream->writeText(",\n"); | |
131 } | |
132 pathStream->writeText("};\n"); | |
133 } | |
134 } | |
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