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
71
72
73
74
75
76
77
|
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/renderer_host/direct_manipulation_test_helper_win.h"
#include "base/check_op.h"
#include "base/compiler_specific.h"
#include "base/notreached.h"
namespace content {
MockDirectManipulationContent::MockDirectManipulationContent() {}
MockDirectManipulationContent::~MockDirectManipulationContent() = default;
void MockDirectManipulationContent::SetContentTransform(float scale,
float scroll_x,
float scroll_y) {
// Values in position 1 and 2 are both 0, because those store rotation
// transforms. 0 and 3 are both scale because 0 stores the x scale and 3
// stores the y scale. See comment in header file for more information.
transforms_[0] = scale;
transforms_[1] = 0.0f;
transforms_[2] = 0.0f;
transforms_[3] = scale;
transforms_[4] = scroll_x;
transforms_[5] = scroll_y;
}
UNSAFE_BUFFER_USAGE
// Safety: This is a mock for a Win32 API[1] and the method signature cannot be
// changed to take a span.
// [1]https://learn.microsoft.com/en-us/windows/win32/api/directmanipulation/nf-directmanipulation-idirectmanipulationcontent-getcontenttransform
HRESULT MockDirectManipulationContent::GetContentTransform(float* transforms,
DWORD point_count) {
DCHECK_EQ(point_count, transforms_.size());
for (size_t i = 0; i < transforms_.size(); ++i)
UNSAFE_BUFFERS(transforms[i]) = transforms_[i];
return S_OK;
}
// Other Overrides
HRESULT MockDirectManipulationContent::GetContentRect(RECT* contentSize) {
NOTREACHED();
}
HRESULT
MockDirectManipulationContent::SetContentRect(const RECT* contentSize) {
NOTREACHED();
}
HRESULT MockDirectManipulationContent::GetViewport(REFIID riid, void** object) {
NOTREACHED();
}
HRESULT MockDirectManipulationContent::GetTag(REFIID riid,
void** object,
UINT32* id) {
NOTREACHED();
}
HRESULT MockDirectManipulationContent::SetTag(IUnknown* object, UINT32 id) {
NOTREACHED();
}
HRESULT MockDirectManipulationContent::GetOutputTransform(float* matrix,
DWORD point_count) {
NOTREACHED();
}
HRESULT
MockDirectManipulationContent::SyncContentTransform(const float* matrix,
DWORD point_count) {
NOTREACHED();
}
} // namespace content
|
