QCustomPlot: Fix clang warning on Qt5
Fix a shortening warning from qint64 to int on Qt5.
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@ -16732,7 +16732,11 @@ void QCPColorGradient::colorize(const double *data, const QCPRange &range, QRgb
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if (index < 0)
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index += mLevelCount;
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}
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#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
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scanLine[i] = mColorBuffer.at(static_cast<int>(index));
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#else
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scanLine[i] = mColorBuffer.at(index);
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#endif
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} else
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{
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switch(mNanHandling)
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@ -16795,10 +16799,18 @@ void QCPColorGradient::colorize(const double *data, const unsigned char *alpha,
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}
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if (alpha[dataIndexFactor*i] == 255)
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{
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#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
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scanLine[i] = mColorBuffer.at(static_cast<int>(index));
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#else
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scanLine[i] = mColorBuffer.at(index);
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#endif
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} else
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{
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#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
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const QRgb rgb = mColorBuffer.at(static_cast<int>(index));
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#else
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const QRgb rgb = mColorBuffer.at(index);
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#endif
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const float alphaF = alpha[dataIndexFactor*i]/255.0f;
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scanLine[i] = qRgba(int(qRed(rgb)*alphaF), int(qGreen(rgb)*alphaF), int(qBlue(rgb)*alphaF), int(qAlpha(rgb)*alphaF)); // also multiply r,g,b with alpha, to conform to Format_ARGB32_Premultiplied
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}
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