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
|
// Copyright (c) 2012 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 "chrome/browser/ui/webui/web_ui_util.h"
#include <vector>
#include "base/base64.h"
#include "base/logging.h"
#include "base/memory/ref_counted_memory.h"
#include "base/values.h"
#include "chrome/browser/disposition_utils.h"
#include "ui/base/layout.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/codec/png_codec.h"
namespace web_ui_util {
std::string GetImageDataUrl(const SkBitmap& bitmap) {
std::vector<unsigned char> output;
gfx::PNGCodec::EncodeBGRASkBitmap(bitmap, false, &output);
std::string str_url;
str_url.insert(str_url.end(), output.begin(), output.end());
base::Base64Encode(str_url, &str_url);
str_url.insert(0, "data:image/png;base64,");
return str_url;
}
std::string GetImageDataUrlFromResource(int res) {
// Load resource icon and covert to base64 encoded data url
base::RefCountedStaticMemory* icon_data =
ResourceBundle::GetSharedInstance().LoadDataResourceBytes(res,
ui::SCALE_FACTOR_100P);
if (!icon_data)
return std::string();
scoped_refptr<base::RefCountedMemory> raw_icon(icon_data);
std::string str_url;
str_url.insert(str_url.end(),
raw_icon->front(),
raw_icon->front() + raw_icon->size());
base::Base64Encode(str_url, &str_url);
str_url.insert(0, "data:image/png;base64,");
return str_url;
}
WindowOpenDisposition GetDispositionFromClick(const ListValue* args,
int start_index) {
double button = 0.0;
bool alt_key = false;
bool ctrl_key = false;
bool meta_key = false;
bool shift_key = false;
CHECK(args->GetDouble(start_index++, &button));
CHECK(args->GetBoolean(start_index++, &alt_key));
CHECK(args->GetBoolean(start_index++, &ctrl_key));
CHECK(args->GetBoolean(start_index++, &meta_key));
CHECK(args->GetBoolean(start_index++, &shift_key));
return disposition_utils::DispositionFromClick(button == 1.0, alt_key,
ctrl_key, meta_key, shift_key);
}
} // namespace web_ui_util
|
