Bitcoin ABC  0.26.3
P2P Digital Currency
networkstyle.cpp
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1 // Copyright (c) 2014-2016 The Bitcoin Core developers
2 // Distributed under the MIT software license, see the accompanying
3 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
4 
5 #include <qt/networkstyle.h>
6 
7 #include <qt/guiconstants.h>
8 
9 #include <chainparamsbase.h>
10 #include <tinyformat.h>
11 
12 #include <QApplication>
13 
14 static const struct {
15  const char *networkId;
16  const char *appName;
17  const int iconColorHueShift;
19 } network_styles[] = {{"main", QAPP_APP_NAME_DEFAULT, 0, 0},
20  {"test", QAPP_APP_NAME_TESTNET, 70, 30},
21  {"regtest", QAPP_APP_NAME_REGTEST, 160, 30}};
22 
23 // titleAddText needs to be const char* for tr()
24 NetworkStyle::NetworkStyle(const QString &_appName, const int iconColorHueShift,
26  const char *_titleAddText)
27  : appName(_appName),
28  titleAddText(qApp->translate("SplashScreen", _titleAddText)) {
29  // load pixmap
30  QPixmap pixmap(":/icons/bitcoin");
31 
33  // generate QImage from QPixmap
34  QImage img = pixmap.toImage();
35 
36  int h, s, l, a;
37 
38  // traverse though lines
39  for (int y = 0; y < img.height(); y++) {
40  QRgb *scL = reinterpret_cast<QRgb *>(img.scanLine(y));
41 
42  // loop through pixels
43  for (int x = 0; x < img.width(); x++) {
44  // preserve alpha because QColor::getHsl doesn't return the
45  // alpha value
46  a = qAlpha(scL[x]);
47  QColor col(scL[x]);
48 
49  // get hue value
50  col.getHsl(&h, &s, &l);
51 
52  // rotate color on RGB color circle
53  // 70° should end up with the typical "testnet" green
54  h += iconColorHueShift;
55 
56  // change saturation value
59  }
60  col.setHsl(h, s, l, a);
61 
62  // set the pixel
63  scL[x] = col.rgba();
64  }
65  }
66 
67  // convert back to QPixmap
68  pixmap.convertFromImage(img);
69  }
70 
71  appIcon = QIcon(pixmap);
72  trayAndWindowIcon = QIcon(pixmap.scaled(QSize(256, 256)));
73 }
74 
75 const NetworkStyle *NetworkStyle::instantiate(const std::string &networkId) {
76  std::string titleAddText =
78  for (const auto &network_style : network_styles) {
79  if (networkId == network_style.networkId) {
80  return new NetworkStyle(network_style.appName,
81  network_style.iconColorHueShift,
82  network_style.iconColorSaturationReduction,
83  titleAddText.c_str());
84  }
85  }
86  return nullptr;
87 }
static const std::string MAIN
BIP70 chain name strings (main, test or regtest)
static const NetworkStyle * instantiate(const std::string &networkId)
Get style associated with provided BIP70 network id, or 0 if not known.
QIcon trayAndWindowIcon
Definition: networkstyle.h:32
QString titleAddText
Definition: networkstyle.h:33
NetworkStyle(const QString &appName, const int iconColorHueShift, const int iconColorSaturationReduction, const char *titleAddText)
#define QAPP_APP_NAME_TESTNET
Definition: guiconstants.h:48
#define QAPP_APP_NAME_REGTEST
Definition: guiconstants.h:49
#define QAPP_APP_NAME_DEFAULT
Definition: guiconstants.h:47
const int iconColorHueShift
static const struct @5 network_styles[]
const char * appName
const int iconColorSaturationReduction
const char * networkId
#define strprintf
Format arguments and return the string or write to given std::ostream (see tinyformat::format doc for...
Definition: tinyformat.h:1201