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feiyangqingyun
2021-11-14 13:07:06 +08:00
parent 46a4a3c099
commit 696b4e0d26
12 changed files with 126 additions and 43 deletions
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30
colorwidget/colorwidget.cpp
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@@ -144,22 +144,22 @@ void ColorWidget::showColorValue()
int red, green, blue;
QString strDecimalValue, strHex;
if (!pixmap.isNull()) {
QImage image = pixmap.toImage();
if (!image.isNull()) {
if (image.valid(0, 0)) {
QColor color = image.pixel(0, 0);
red = color.red();
green = color.green();
blue = color.blue();
QString strRed = tr("%1").arg(red & 0xFF, 2, 16, QChar('0'));
QString strGreen = tr("%1").arg(green & 0xFF, 2, 16, QChar('0'));
QString strBlue = tr("%1").arg(blue & 0xFF, 2, 16, QChar('0'));
if (pixmap.isNull()) {
return;
}
strDecimalValue = tr("%1, %2, %3").arg(red).arg(green).arg(blue);
strHex = tr("#%1%2%3").arg(strRed.toUpper()).arg(strGreen.toUpper()).arg(strBlue.toUpper());
}
}
QImage image = pixmap.toImage();
if (image.valid(0, 0)) {
QColor color = image.pixel(0, 0);
red = color.red();
green = color.green();
blue = color.blue();
QString strRed = tr("%1").arg(red & 0xFF, 2, 16, QChar('0'));
QString strGreen = tr("%1").arg(green & 0xFF, 2, 16, QChar('0'));
QString strBlue = tr("%1").arg(blue & 0xFF, 2, 16, QChar('0'));
strDecimalValue = tr("%1, %2, %3").arg(red).arg(green).arg(blue);
strHex = tr("#%1%2%3").arg(strRed.toUpper()).arg(strGreen.toUpper()).arg(strBlue.toUpper());
}
//根据背景色自动计算合适的前景色