Merged revision(s) 51009 #fc5f053bc6, 51015 #1dc657f13d from trunk:

TAChart: Check validity of base of logarithmic transform (issue #29242)
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TAChart: updated Russian translation
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git-svn-id: branches/fixes_1_6@51016 -

components/tachart/languages/tachartstrconsts.de.po

@@ -105,6 +105,10 @@ msgstr "Distanzmessung"
 msgid "Function series"
 msgstr "Funktions-Diagramm"
 
+#: tachartstrconsts.rsinvalidlogbase
+msgid "Logarithm base must be > 0 and <> 1."
+msgstr "Die Logarithmus-Basis muss größer als 0 und darf nicht gleich 1 sein."
+
 #: tachartstrconsts.rsleastsquaresfitseries
 msgid "Least-squares fit series"
 msgstr "Fit"

components/tachart/languages/tachartstrconsts.fi.po

@@ -93,6 +93,10 @@ msgstr "Etäisyysmittaus"
 msgid "Function series"
 msgstr "Funktiokuvaaja"
 
+#: tachartstrconsts.rsinvalidlogbase
+msgid "Logarithm base must be > 0 and <> 1."
+msgstr ""
+
 #: tachartstrconsts.rsleastsquaresfitseries
 msgid "Least-squares fit series"
 msgstr "Pienimpään neliösummaan sopiva kuvaaja"

components/tachart/languages/tachartstrconsts.fr.po

@@ -103,6 +103,10 @@ msgstr "Mesure des distances"
 msgid "Function series"
 msgstr "Séries de fonctions"
 
+#: tachartstrconsts.rsinvalidlogbase
+msgid "Logarithm base must be > 0 and <> 1."
+msgstr ""
+
 #: tachartstrconsts.rsleastsquaresfitseries
 msgid "Least-squares fit series"
 msgstr "Séries de moindres carrés ajustés"

components/tachart/languages/tachartstrconsts.po

@@ -93,6 +93,10 @@ msgstr ""
 msgid "Function series"
 msgstr ""
 
+#: tachartstrconsts.rsinvalidlogbase
+msgid "Logarithm base must be > 0 and <> 1."
+msgstr ""
+
 #: tachartstrconsts.rsleastsquaresfitseries
 msgid "Least-squares fit series"
 msgstr ""

components/tachart/languages/tachartstrconsts.ru.po

@@ -103,6 +103,10 @@ msgstr "Измерение расстояния"
 msgid "Function series"
 msgstr "Диаграмма по функции"
 
+#: tachartstrconsts.rsinvalidlogbase
+msgid "Logarithm base must be > 0 and <> 1."
+msgstr "Основание логарифма должно быть больше нуля и не равно единице."
+
 #: tachartstrconsts.rsleastsquaresfitseries
 msgid "Least-squares fit series"
 msgstr "Диаграмма по методу наименьших квадратов"
@@ -200,4 +204,3 @@ msgstr "Невозможно переименовать компоненты: %s
 #: tachartstrconsts.tastoolseditortitle
 msgid "Edit tools"
 msgstr "Редактор средств диаграмм"
-

components/tachart/languages/tachartstrconsts.se.po

@@ -106,6 +106,10 @@ msgstr "Avståndsmätning"
 msgid "Function series"
 msgstr "Funktionskurva"
 
+#: tachartstrconsts.rsinvalidlogbase
+msgid "Logarithm base must be > 0 and <> 1."
+msgstr ""
+
 #: tachartstrconsts.rsleastsquaresfitseries
 msgid "Least-squares fit series"
 msgstr "Least-squares fit kurva"

components/tachart/tachartstrconsts.pas

@@ -64,6 +64,7 @@ resourcestring
   rsLinear = 'Linear';
   rsLogarithmic = 'Logarithmic';
   rsUserDefined = 'User-defined';
+  rsInvalidLogBase = 'Logarithm base must be > 0 and <> 1.';
 
   // ChartUtils
   tasFailedSubcomponentRename = 'Failed to rename components: %s';

components/tachart/tatransformations.pas

@@ -656,6 +656,8 @@ end;
 procedure TLogarithmAxisTransform.SetBase(AValue: Double);
 begin
   if FBase = AValue then exit;
+  if (AValue <= 0) or (AValue = 1.0) then
+    raise Exception.Create(rsInvalidLogBase);
   FBase := AValue;
   Changed;
 end;