| /* |
| * Copyright 2010 The Android Open Source Project |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| |
| #ifndef SkPDFGraphicState_DEFINED |
| #define SkPDFGraphicState_DEFINED |
| |
| #include "include/private/base/SkMacros.h" |
| #include "src/core/SkOpts.h" |
| #include "src/pdf/SkPDFTypes.h" |
| |
| class SkPaint; |
| |
| |
| /** \class SkPDFGraphicState |
| SkPaint objects roughly correspond to graphic state dictionaries that can |
| be installed. So that a given dictionary is only output to the pdf file |
| once, we want to canonicalize them. |
| */ |
| namespace SkPDFGraphicState { |
| enum SkPDFSMaskMode { |
| kAlpha_SMaskMode, |
| kLuminosity_SMaskMode |
| }; |
| |
| /** Get the graphic state for the passed SkPaint. |
| */ |
| SkPDFIndirectReference GetGraphicStateForPaint(SkPDFDocument*, const SkPaint&); |
| |
| /** Make a graphic state that only sets the passed soft mask. |
| * @param sMask The form xobject to use as a soft mask. |
| * @param invert Indicates if the alpha of the sMask should be inverted. |
| * @param sMaskMode Whether to use alpha or luminosity for the sMask. |
| * |
| * These are not de-duped. |
| */ |
| SkPDFIndirectReference GetSMaskGraphicState(SkPDFIndirectReference sMask, |
| bool invert, |
| SkPDFSMaskMode sMaskMode, |
| SkPDFDocument* doc); |
| } // namespace SkPDFGraphicState |
| |
| SK_BEGIN_REQUIRE_DENSE |
| struct SkPDFStrokeGraphicState { |
| SkScalar fStrokeWidth; |
| SkScalar fStrokeMiter; |
| SkScalar fAlpha; |
| uint8_t fStrokeCap; // SkPaint::Cap |
| uint8_t fStrokeJoin; // SkPaint::Join |
| uint8_t fBlendMode; // SkBlendMode |
| uint8_t fPADDING = 0; |
| bool operator==(const SkPDFStrokeGraphicState& o) const { return !memcmp(this, &o, sizeof(o)); } |
| bool operator!=(const SkPDFStrokeGraphicState& o) const { return !(*this == o); } |
| }; |
| SK_END_REQUIRE_DENSE |
| |
| SK_BEGIN_REQUIRE_DENSE |
| struct SkPDFFillGraphicState { |
| SkScalar fAlpha; |
| uint8_t fBlendMode; |
| uint8_t fPADDING[3] = {0, 0, 0}; |
| bool operator==(const SkPDFFillGraphicState& o) const { return !memcmp(this, &o, sizeof(o)); } |
| bool operator!=(const SkPDFFillGraphicState& o) const { return !(*this == o); } |
| }; |
| SK_END_REQUIRE_DENSE |
| |
| #endif |