aboutsummaryrefslogtreecommitdiff
path: root/src/qt/scicon.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/qt/scicon.cpp')
-rw-r--r--src/qt/scicon.cpp84
1 files changed, 84 insertions, 0 deletions
diff --git a/src/qt/scicon.cpp b/src/qt/scicon.cpp
new file mode 100644
index 0000000000..a0ffcd82a9
--- /dev/null
+++ b/src/qt/scicon.cpp
@@ -0,0 +1,84 @@
+// Copyright (c) 2014 The Bitcoin developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include "scicon.h"
+
+#include <QApplication>
+#include <QColor>
+#include <QIcon>
+#include <QImage>
+#include <QPalette>
+#include <QPixmap>
+
+static void MakeSingleColorImage(QImage& img, const QColor& colorbase)
+{
+ img = img.convertToFormat(QImage::Format_ARGB32);
+ for (int x = img.width(); x--; )
+ {
+ for (int y = img.height(); y--; )
+ {
+ const QRgb rgb = img.pixel(x, y);
+ img.setPixel(x, y, qRgba(colorbase.red(), colorbase.green(), colorbase.blue(), qAlpha(rgb)));
+ }
+ }
+}
+
+QImage SingleColorImage(const QString& filename, const QColor& colorbase)
+{
+ QImage img(filename);
+ MakeSingleColorImage(img, colorbase);
+ return img;
+}
+
+QIcon SingleColorIcon(const QIcon& ico, const QColor& colorbase)
+{
+ QIcon new_ico;
+ QSize sz;
+ Q_FOREACH(sz, ico.availableSizes())
+ {
+ QImage img(ico.pixmap(sz).toImage());
+ MakeSingleColorImage(img, colorbase);
+ new_ico.addPixmap(QPixmap::fromImage(img));
+ }
+ return new_ico;
+}
+
+QIcon SingleColorIcon(const QString& filename, const QColor& colorbase)
+{
+ return QIcon(QPixmap::fromImage(SingleColorImage(filename, colorbase)));
+}
+
+QColor SingleColor()
+{
+ const QColor colorHighlightBg(QApplication::palette().color(QPalette::Highlight));
+ const QColor colorHighlightFg(QApplication::palette().color(QPalette::HighlightedText));
+ const QColor colorText(QApplication::palette().color(QPalette::WindowText));
+ const int colorTextLightness = colorText.lightness();
+ QColor colorbase;
+ if (abs(colorHighlightBg.lightness() - colorTextLightness) < abs(colorHighlightFg.lightness() - colorTextLightness))
+ colorbase = colorHighlightBg;
+ else
+ colorbase = colorHighlightFg;
+ return colorbase;
+}
+
+QIcon SingleColorIcon(const QString& filename)
+{
+ return SingleColorIcon(filename, SingleColor());
+}
+
+static QColor TextColor()
+{
+ return QColor(QApplication::palette().color(QPalette::WindowText));
+}
+
+QIcon TextColorIcon(const QString& filename)
+{
+ return SingleColorIcon(filename, TextColor());
+}
+
+QIcon TextColorIcon(const QIcon& ico)
+{
+ return SingleColorIcon(ico, TextColor());
+}