xref: /aosp_15_r20/external/skia/src/pdf/SkPDFResourceDict.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1*c8dee2aaSAndroid Build Coastguard Worker /*
2*c8dee2aaSAndroid Build Coastguard Worker  * Copyright 2013 Google Inc.
3*c8dee2aaSAndroid Build Coastguard Worker  *
4*c8dee2aaSAndroid Build Coastguard Worker  * Use of this source code is governed by a BSD-style license that can be
5*c8dee2aaSAndroid Build Coastguard Worker  * found in the LICENSE file.
6*c8dee2aaSAndroid Build Coastguard Worker  */
7*c8dee2aaSAndroid Build Coastguard Worker 
8*c8dee2aaSAndroid Build Coastguard Worker #ifndef SkPDFResourceDict_DEFINED
9*c8dee2aaSAndroid Build Coastguard Worker #define SkPDFResourceDict_DEFINED
10*c8dee2aaSAndroid Build Coastguard Worker 
11*c8dee2aaSAndroid Build Coastguard Worker #include <memory>
12*c8dee2aaSAndroid Build Coastguard Worker #include <vector>
13*c8dee2aaSAndroid Build Coastguard Worker 
14*c8dee2aaSAndroid Build Coastguard Worker class SkPDFDict;
15*c8dee2aaSAndroid Build Coastguard Worker class SkWStream;
16*c8dee2aaSAndroid Build Coastguard Worker struct SkPDFIndirectReference;
17*c8dee2aaSAndroid Build Coastguard Worker 
18*c8dee2aaSAndroid Build Coastguard Worker enum class SkPDFResourceType {
19*c8dee2aaSAndroid Build Coastguard Worker     kExtGState = 0,
20*c8dee2aaSAndroid Build Coastguard Worker     kPattern = 1,
21*c8dee2aaSAndroid Build Coastguard Worker     kXObject = 2,
22*c8dee2aaSAndroid Build Coastguard Worker     kFont = 3,
23*c8dee2aaSAndroid Build Coastguard Worker     // These additional types are defined by the spec, but not
24*c8dee2aaSAndroid Build Coastguard Worker     // currently used by Skia: ColorSpace, Shading, Properties
25*c8dee2aaSAndroid Build Coastguard Worker };
26*c8dee2aaSAndroid Build Coastguard Worker 
27*c8dee2aaSAndroid Build Coastguard Worker 
28*c8dee2aaSAndroid Build Coastguard Worker /** Create a PDF resource dictionary.
29*c8dee2aaSAndroid Build Coastguard Worker  *  The full set of ProcSet entries is automatically created for backwards
30*c8dee2aaSAndroid Build Coastguard Worker  *  compatibility, as recommended by the PDF spec.
31*c8dee2aaSAndroid Build Coastguard Worker  *
32*c8dee2aaSAndroid Build Coastguard Worker  *  Any arguments can be nullptr.
33*c8dee2aaSAndroid Build Coastguard Worker  */
34*c8dee2aaSAndroid Build Coastguard Worker std::unique_ptr<SkPDFDict> SkPDFMakeResourceDict(
35*c8dee2aaSAndroid Build Coastguard Worker         const std::vector<SkPDFIndirectReference>& graphicStateResources,
36*c8dee2aaSAndroid Build Coastguard Worker         const std::vector<SkPDFIndirectReference>& shaderResources,
37*c8dee2aaSAndroid Build Coastguard Worker         const std::vector<SkPDFIndirectReference>& xObjectResources,
38*c8dee2aaSAndroid Build Coastguard Worker         const std::vector<SkPDFIndirectReference>& fontResources);
39*c8dee2aaSAndroid Build Coastguard Worker 
40*c8dee2aaSAndroid Build Coastguard Worker /**
41*c8dee2aaSAndroid Build Coastguard Worker  * Writes the name for the resource that will be generated by the resource
42*c8dee2aaSAndroid Build Coastguard Worker  * dict.
43*c8dee2aaSAndroid Build Coastguard Worker  *
44*c8dee2aaSAndroid Build Coastguard Worker  *  @param type  The type of resource being entered
45*c8dee2aaSAndroid Build Coastguard Worker  *  @param key   The resource key, should be unique within its type.
46*c8dee2aaSAndroid Build Coastguard Worker  */
47*c8dee2aaSAndroid Build Coastguard Worker void SkPDFWriteResourceName(SkWStream*, SkPDFResourceType type, int key);
48*c8dee2aaSAndroid Build Coastguard Worker 
49*c8dee2aaSAndroid Build Coastguard Worker #endif
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