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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #import "ui/base/clipboard/clipboard_mac.h" | |
6 | |
7 #include "base/mac/scoped_cftyperef.h" | |
8 #include "base/mac/scoped_nsobject.h" | |
9 #include "base/memory/free_deleter.h" | |
10 #include "base/memory/ref_counted.h" | |
11 #include "testing/platform_test.h" | |
12 #include "third_party/skia/include/core/SkBitmap.h" | |
13 #include "ui/base/clipboard/clipboard_types.h" | |
14 #include "ui/base/clipboard/clipboard_util_mac.h" | |
15 | |
16 namespace ui { | |
17 | |
18 class ClipboardMacTest : public PlatformTest { | |
19 public: | |
20 ClipboardMacTest() { } | |
21 | |
22 base::scoped_nsobject<NSImage> CreateImage(int32_t width, | |
23 int32_t height, | |
24 bool retina) { | |
25 int32_t pixel_width = retina ? width * 2 : width; | |
26 int32_t pixel_height = retina ? height * 2 : height; | |
27 | |
28 // It seems more natural to create an NSBitmapImageRep and set it as the | |
29 // representation for an NSImage. This doesn't work, because when the | |
30 // result is written, and then read from an NSPasteboard, the new NSImage | |
31 // loses its "retina-ness". | |
32 std::unique_ptr<uint8_t, base::FreeDeleter> buffer( | |
33 static_cast<uint8_t*>(calloc(pixel_width * pixel_height * 4))); | |
Avi (use Gerrit)
2016/08/26 18:00:32
calloc takes two parameters, not one.
erikchen
2016/08/26 18:05:45
Done.
| |
34 base::ScopedCFTypeRef<CGDataProviderRef> provider( | |
35 CGDataProviderCreateWithData( | |
36 nullptr, buffer.get(), (pixel_width * pixel_height * 4), nullptr)); | |
37 base::ScopedCFTypeRef<CGColorSpaceRef> color_space( | |
38 CGColorSpaceCreateWithName(kCGColorSpaceSRGB)); | |
39 base::ScopedCFTypeRef<CGImageRef> image_ref( | |
40 CGImageCreate(pixel_width, pixel_height, 8, 32, 4 * pixel_width, | |
41 color_space.get(), kCGBitmapByteOrderDefault, | |
42 provider.get(), nullptr, NO, kCGRenderingIntentDefault)); | |
43 return base::scoped_nsobject<NSImage>([[NSImage alloc] | |
44 initWithCGImage:image_ref.get() | |
45 size:NSMakeSize(width, height)]); | |
46 } | |
47 }; | |
48 | |
49 TEST_F(ClipboardMacTest, ReadImageRetina) { | |
50 int32_t width = 99; | |
51 int32_t height = 101; | |
52 scoped_refptr<ui::UniquePasteboard> pasteboard = new ui::UniquePasteboard; | |
53 base::scoped_nsobject<NSImage> image = CreateImage(width, height, true); | |
54 [pasteboard->get() writeObjects:@[ image.get() ]]; | |
55 | |
56 ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread(); | |
57 ui::ClipboardMac* clipboard_mac = static_cast<ui::ClipboardMac*>(clipboard); | |
58 | |
59 SkBitmap bitmap = clipboard_mac->ReadImage(ui::CLIPBOARD_TYPE_COPY_PASTE, | |
60 pasteboard->get()); | |
61 EXPECT_EQ(width, bitmap.width()); | |
62 EXPECT_EQ(height, bitmap.height()); | |
63 } | |
64 | |
65 TEST_F(ClipboardMacTest, ReadImageNonRetina) { | |
66 int32_t width = 99; | |
67 int32_t height = 101; | |
68 scoped_refptr<ui::UniquePasteboard> pasteboard = new ui::UniquePasteboard; | |
69 base::scoped_nsobject<NSImage> image = CreateImage(width, height, false); | |
70 [pasteboard->get() writeObjects:@[ image.get() ]]; | |
71 | |
72 ui::Clipboard* clipboard = ui::Clipboard::GetForCurrentThread(); | |
73 ui::ClipboardMac* clipboard_mac = static_cast<ui::ClipboardMac*>(clipboard); | |
74 | |
75 SkBitmap bitmap = clipboard_mac->ReadImage(ui::CLIPBOARD_TYPE_COPY_PASTE, | |
76 pasteboard->get()); | |
77 EXPECT_EQ(width, bitmap.width()); | |
78 EXPECT_EQ(height, bitmap.height()); | |
79 } | |
80 | |
81 } // namespace ui | |
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