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27 lines
1.0 KiB
27 lines
1.0 KiB
diff --git a/src/kernel/qpaintdevice_x11.cpp b/src/kernel/qpaintdevice_x11.cpp
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index a755c01..5941657 100644
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--- a/src/kernel/qpaintdevice_x11.cpp
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+++ b/src/kernel/qpaintdevice_x11.cpp
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@@ -529,11 +529,16 @@ static void create_dpis()
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Q_CHECK_PTR( dpisX );
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Q_CHECK_PTR( dpisY );
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for ( i = 0; i < screens; i++ ) {
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- dpisX[ i ] = (DisplayWidth(dpy,i) * 254 + DisplayWidthMM(dpy,i)*5)
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-
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- / (DisplayWidthMM(dpy,i)*10);
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- dpisY[ i ] = (DisplayHeight(dpy,i) * 254 + DisplayHeightMM(dpy,i)*5)
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- / (DisplayHeightMM(dpy,i)*10);
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+ if (DisplayWidthMM(dpy,i) < 1)
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+ dpisX[ i ] = 75; // default the dpi to 75.
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+ else
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+ dpisX[ i ] = (DisplayWidth(dpy,i) * 254 + DisplayWidthMM(dpy,i)*5)
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+ / (DisplayWidthMM(dpy,i)*10);
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+ if (DisplayHeightMM(dpy,i) < 1)
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+ dpisY[ i ] = 75; // default the dpi to 75.
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+ else
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+ dpisY[ i ] = (DisplayHeight(dpy,i) * 254 + DisplayHeightMM(dpy,i)*5)
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+ / (DisplayHeightMM(dpy,i)*10);
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}
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}
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