| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ui/gfx/color_profile.h" |
| |
| #import <Cocoa/Cocoa.h> |
| #include <stddef.h> |
| |
| #include "base/mac/mac_util.h" |
| #include "base/mac/scoped_cftyperef.h" |
| #include "ui/gfx/mac/coordinate_conversion.h" |
| |
| namespace { |
| |
| NSScreen* GetNSScreenFromBounds(const gfx::Rect& bounds) { |
| NSScreen* screen = nil; |
| int overlap = 0; |
| |
| for (NSScreen* monitor in [NSScreen screens]) { |
| gfx::Rect monitor_rect = gfx::ScreenRectFromNSRect([monitor frame]); |
| gfx::Rect overlap_rect = gfx::IntersectRects(monitor_rect, bounds); |
| int overlap_size = overlap_rect.width() * overlap_rect.height(); |
| if (overlap_size > overlap) { |
| overlap = overlap_size; |
| screen = monitor; |
| } |
| } |
| |
| return screen; |
| } |
| |
| } // namespace |
| |
| namespace gfx { |
| |
| bool GetDisplayColorProfile(const gfx::Rect& bounds, |
| std::vector<char>* profile) { |
| DCHECK(profile->empty()); |
| |
| NSScreen* screen = GetNSScreenFromBounds(bounds); |
| if (!screen || bounds.IsEmpty()) |
| return false; |
| NSColorSpace* color_space = [screen colorSpace]; |
| if (!color_space) |
| return false; |
| |
| if ([color_space isEqual:[NSColorSpace sRGBColorSpace]]) |
| return true; |
| NSData* profile_data = [color_space ICCProfileData]; |
| const char* data = static_cast<const char*>([profile_data bytes]); |
| size_t length = [profile_data length]; |
| if (data && !gfx::InvalidColorProfileLength(length)) |
| profile->assign(data, data + length); |
| return true; |
| } |
| |
| GFX_EXPORT bool GetDisplayColorProfile(gfx::NativeWindow window, |
| std::vector<char>* profile) { |
| DCHECK(profile->empty()); |
| |
| NSColorSpace* color_space = [window colorSpace]; |
| if (!color_space || NSIsEmptyRect([window frame])) |
| return false; |
| |
| if ([color_space isEqual:[NSColorSpace sRGBColorSpace]]) |
| return true; |
| NSData* profile_data = [color_space ICCProfileData]; |
| const char* data = static_cast<const char*>([profile_data bytes]); |
| size_t length = [profile_data length]; |
| if (data && !gfx::InvalidColorProfileLength(length)) |
| profile->assign(data, data + length); |
| return true; |
| } |
| |
| void ReadColorProfile(std::vector<char>* profile) { |
| CGColorSpaceRef monitor_color_space(base::mac::GetSystemColorSpace()); |
| base::ScopedCFTypeRef<CFDataRef> icc_profile( |
| CGColorSpaceCopyICCProfile(monitor_color_space)); |
| if (!icc_profile) |
| return; |
| size_t length = CFDataGetLength(icc_profile); |
| if (gfx::InvalidColorProfileLength(length)) |
| return; |
| const unsigned char* data = CFDataGetBytePtr(icc_profile); |
| profile->assign(data, data + length); |
| } |
| |
| } // namespace gfx |