| // Copyright 2012 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SKIA_EXT_SKIA_UTILS_MAC_H_ |
| #define SKIA_EXT_SKIA_UTILS_MAC_H_ |
| |
| #include <ApplicationServices/ApplicationServices.h> |
| |
| #include "base/mac/scoped_cftyperef.h" |
| #include "third_party/skia/include/core/SkBitmap.h" |
| #include "third_party/skia/include/core/SkColor.h" |
| #include "third_party/skia/include/core/SkPixmap.h" |
| |
| struct SkIRect; |
| struct SkRect; |
| class SkMatrix; |
| using NSSize = CGSize; |
| |
| #ifdef __OBJC__ |
| @class NSBitmapImageRep; |
| @class NSImage; |
| @class NSImageRep; |
| @class NSColor; |
| #else |
| // TODO(https://crbug.com/1433041): Remove this. |
| class NSImage; |
| #endif |
| |
| namespace skia { |
| |
| // Matrix converters. |
| SK_API CGAffineTransform SkMatrixToCGAffineTransform(const SkMatrix& matrix); |
| |
| // Rectangle converters. |
| SK_API SkRect CGRectToSkRect(const CGRect& rect); |
| |
| // Converts a Skia rect to a CoreGraphics CGRect. |
| CGRect SkIRectToCGRect(const SkIRect& rect); |
| CGRect SkRectToCGRect(const SkRect& rect); |
| |
| #ifdef __OBJC__ |
| |
| // Converts NSColor to an SKColor. |
| // NSColor has a number of methods that return system colors (i.e. controlled by |
| // user preferences). This function converts the color given by an NSColor class |
| // method to an SkColor. Official documentation suggests developers only rely on |
| // +[NSColor selectedTextBackgroundColor] and +[NSColor selectedControlColor], |
| // but other colors give a good baseline. For many, a gradient is involved; the |
| // palette chosen based on the enum value given by +[NSColor currentColorTint]. |
| // Apple's documentation also suggests to use NSColorList, but the system color |
| // list is just populated with class methods on NSColor. |
| SK_API SkColor NSSystemColorToSkColor(NSColor* color); |
| |
| #endif // __OBJC__ |
| |
| // Converts CGColorRef to the ARGB layout Skia expects. The given CGColorRef |
| // should be in the sRGB color space and include alpha. |
| SK_API SkColor CGColorRefToSkColor(CGColorRef color); |
| |
| // Converts a Skia ARGB color to CGColorRef. Assumes sRGB color space. |
| SK_API base::ScopedCFTypeRef<CGColorRef> CGColorCreateFromSkColor( |
| SkColor color); |
| |
| #ifdef __OBJC__ |
| |
| // Converts NSColor to ARGB. Returns raw rgb values and does no colorspace |
| // conversion. Only valid for colors in calibrated and device color spaces. |
| SK_API SkColor NSDeviceColorToSkColor(NSColor* color); |
| |
| // Converts ARGB in the specified color space to NSColor. |
| // Prefer sRGB over calibrated colors. |
| SK_API NSColor* SkColorToCalibratedNSColor(SkColor color); |
| SK_API NSColor* SkColorToDeviceNSColor(SkColor color); |
| SK_API NSColor* SkColorToSRGBNSColor(SkColor color); |
| |
| #endif // __OBJC__ |
| |
| // Converts a CGImage to a SkBitmap. |
| SK_API SkBitmap CGImageToSkBitmap(CGImageRef image); |
| |
| #ifdef __OBJC__ |
| |
| // Draws an NSImage with a given size into a SkBitmap. |
| SK_API SkBitmap NSImageToSkBitmapWithColorSpace(NSImage* image, |
| bool is_opaque, |
| CGColorSpaceRef color_space); |
| |
| // Draws an NSImageRep with a given size into a SkBitmap. |
| SK_API SkBitmap NSImageRepToSkBitmapWithColorSpace(NSImageRep* image, |
| NSSize size, |
| bool is_opaque, |
| CGColorSpaceRef colorspace); |
| |
| // Given an SkBitmap, return an autoreleased NSBitmapImageRep. |
| SK_API NSBitmapImageRep* SkBitmapToNSBitmapImageRepWithColorSpace( |
| const SkBitmap& skiaBitmap, |
| CGColorSpaceRef colorSpace); |
| |
| #endif // __OBJC__ |
| |
| // Given an SkBitmap and a color space, return an autoreleased NSImage. |
| // TODO(https://crbug.com/1433041): Restrict this to Objective-C callers. |
| SK_API NSImage* SkBitmapToNSImageWithColorSpace(const SkBitmap& icon, |
| CGColorSpaceRef colorSpace); |
| |
| } // namespace skia |
| |
| #endif // SKIA_EXT_SKIA_UTILS_MAC_H_ |