1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70
|
// 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 "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;
}
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
|