| /* |
| * Copyright 2013 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #ifndef SkValidationUtils_DEFINED |
| #define SkValidationUtils_DEFINED |
| |
| #include "SkBitmap.h" |
| #include "SkXfermode.h" |
| |
| /** Returns true if coeff's value is in the SkXfermode::Coeff enum. |
| */ |
| static inline bool SkIsValidCoeff(SkXfermode::Coeff coeff) { |
| return coeff >= 0 && coeff < SkXfermode::kCoeffCount; |
| } |
| |
| /** Returns true if mode's value is in the SkXfermode::Mode enum. |
| */ |
| static inline bool SkIsValidMode(SkXfermode::Mode mode) { |
| return (mode >= 0) && (mode <= SkXfermode::kLastMode); |
| } |
| |
| /** Returns true if config's value is in the SkBitmap::Config enum. |
| */ |
| static inline bool SkIsValidConfig(SkBitmap::Config config) { |
| return (config >= 0) && (config <= static_cast<int>(SkBitmap::kConfigCount)); |
| } |
| |
| /** Returns true if the rect's dimensions are between 0 and SK_MaxS32 |
| */ |
| static inline bool SkIsValidIRect(const SkIRect& rect) { |
| return rect.width() >= 0 && rect.height() >= 0; |
| } |
| |
| /** Returns true if the rect's dimensions are between 0 and SK_ScalarMax |
| */ |
| static inline bool SkIsValidRect(const SkRect& rect) { |
| return (rect.fLeft <= rect.fRight) && |
| (rect.fTop <= rect.fBottom) && |
| SkScalarIsFinite(rect.width()) && |
| SkScalarIsFinite(rect.height()); |
| } |
| |
| #endif |