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T Color tracking #868

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Merged
couet merged 2 commits into from
Aug 18, 2017
Merged

T Color tracking #868

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135f5c9
Added resetting flag to ensure that each Jupyter cell is independent …
Aug 17, 2017
7b17dd4
Initialized gLastDefinedColors to 649, the number corresponding to th…
Aug 18, 2017
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Added resetting flag to ensure that each Jupyter cell is independent … 
…of the others when deciding whether to include the list of TColors
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hshe824 committed Aug 17, 2017
commit 135f5c9a8d4dc79ce5a2c7d368e52b6e601c8e01
5 changes: 4 additions & 1 deletion core/base/src/TColor.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,7 @@ namespace {
static Int_t gHighestColorIndex = 0; ///< Highest color index defined
static Float_t gColorThreshold = -1.; ///< Color threshold used by GetColor
static Int_t gDefinedColors = 0; ///< Number of defined colors.
static Int_t gLastDefinedColors = 0; ///< Previous number of defined colors

#define fgGrayscaleMode TColor__GrayScaleMode()
#define fgPalette TColor__Palette()
Expand Down Expand Up @@ -1405,7 +1406,9 @@ Bool_t TColor::DefinedColors()
{
// After initialization gDefinedColors == 649. If it is bigger it means some new
// colors have been defined
return (gDefinedColors-649 > 50);
Bool_t hasChanged = (gDefinedColors - gLastDefinedColors) > 50;
gLastDefinedColors = gDefinedColors;
return hasChanged;
}

////////////////////////////////////////////////////////////////////////////////
Expand Down