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com.supermap.mapping

Class ThemeGraduatedSymbol


  • public class ThemeGraduatedSymbol
extends Theme
    The graduated symbol thematic map

    • Constructor Detail

      • ThemeGraduatedSymbol

        public ThemeGraduatedSymbol()
        Construction method

      • ThemeGraduatedSymbol

        public ThemeGraduatedSymbol(ThemeGraduatedSymbol themeGraduatedSymbol)
        Construction method
        Parameters:
        themeGraduatedSymbol - The graduated symbol thematic map

    • Method Detail

      • getExpression

        public java.lang.String getExpression()
        Returns the field or field expression which is used for creating a graduated symbol thematic map
        Returns:
        Returns the field or field expression which is used for creating a graduated symbol thematic map

      • setExpression

        public void setExpression(java.lang.String value)
        Sets the field or field expression which is used for creating a graduated symbol thematic map
        Parameters:
        value - Sets the field or field expression which is used for creating a graduated symbol thematic map

      • getGraduatedMode

        public GraduatedMode getGraduatedMode()
        display mode.
        Returns:
        display mode.

      • setGraduatedMode

        public void setGraduatedMode(GraduatedMode value)
        display mode.
        Parameters:
        value - display mode.

      • getOffsetX

        public java.lang.String getOffsetX()
        Gets the false easting of the coordinates.
        Returns:
        The false easting

      • setOffsetX

        public void setOffsetX(java.lang.String value)
        Sets the false easting
        Parameters:
        value - The false easting

      • getOffsetY

        public java.lang.String getOffsetY()
        Gets the false northing
        Returns:
        The false northing

      • setOffsetY

        public void setOffsetY(java.lang.String value)
        Sets the false northing
        Parameters:
        value - The false northing

      • getLeaderLineStyle

        public GeoStyle getLeaderLineStyle()
        Gets the styles of restriction lines among objects
        Returns:
        the styles of restriction lines among objects

      • setLeaderLineStyle

        public void setLeaderLineStyle(GeoStyle style)
        Sets the styles of restriction lines among objects
        Parameters:
        style - the styles of restriction lines among objects

      • isLeaderLineDisplayed

        public boolean isLeaderLineDisplayed()
        Gets whether to show the leader line that connects the thematic map and the corresponding objects.
        Returns:
        Whether to show the leader line that connects the thematic map and the corresponding objects.

      • setLeaderLineDisplayed

        public void setLeaderLineDisplayed(boolean value)
        Sets whether to show the leader line that connects the thematic map and the corresponding objects.
        Parameters:
        value - Whether to show the leader line that connects the thematic map and the corresponding objects.

      • isFlowEnabled

        public boolean isFlowEnabled()
        Gets whether to allow the statistical thematic map to display objects flowing
        Returns:
        whether to allow the statistical thematic map to display objects flowing

      • setFlowEnabled

        public void setFlowEnabled(boolean value)
        Sets whether to allow the statistical thematic map to display objects flowing
        Parameters:
        value - whether to allow the statistical thematic map to display objects flowing

      • getNegativeStyle

        public GeoStyle getNegativeStyle()
        Gets the styles of thematic types of negative values
        Returns:
        Gets the styles of thematic types of negative values

      • setNegativeStyle

        public void setNegativeStyle(GeoStyle style)
        Sets the styles of thematic types of negative values
        Parameters:
        style - Gets the styles of thematic types of negative values

      • isNegativeDisplayed

        public boolean isNegativeDisplayed()
        Whether to display the thematic types of negative values, True means yes
        Returns:
        Whether to display the thematic types of negative values, True means yes

      • setNegativeDisplayed

        public void setNegativeDisplayed(boolean value)
        Sets whether to display the thematic types of negative values, True means yes
        Parameters:
        value - Sets whether to display the thematic types of negative values, True means yes

      • getZeroStyle

        public GeoStyle getZeroStyle()
        Gets the styles of thematic types of 0
        Returns:
        the styles of thematic types of 0

      • setZeroStyle

        public void setZeroStyle(GeoStyle style)
        Sets the styles of thematic types of 0
        Parameters:
        style - the styles of thematic types of 0

      • isZeroDisplayed

        public boolean isZeroDisplayed()
        Returns whether to display the thematic types of 0, True means yes
        Returns:
        Whether to display the thematic types of 0, True means yes

      • setZeroDisplayed

        public void setZeroDisplayed(boolean value)
        Sets whether to display the thematic types of 0, True means yes
        Parameters:
        value - Whether to display the thematic types of 0, True means yes

      • getPositiveStyle

        public GeoStyle getPositiveStyle()
        Gets the styles of thematic types of positive value
        Returns:
        the styles of thematic types of positive value

      • setPositiveStyle

        public void setPositiveStyle(GeoStyle style)
        Sets the styles of thematic types of positive value
        Parameters:
        style - the styles of thematic types of positive value

      • getBaseValue

        public double getBaseValue()
        The size of each symbol is equal to PositiveStyle ( ZeroStyle or NegativeStyle).SymbolSize*value/basevalue. Value is the value after classification. value is the value corresponding with Expression.
        Returns:
        The size of each symbol is equal to PositiveStyle ( ZeroStyle or NegativeStyle).SymbolSize*value/basevalue. Value is the value after classification. value is the value corresponding with Expression.

      • setBaseValue

        public void setBaseValue(double value)
        The size of each symbol is equal to PositiveStyle ( ZeroStyle or NegativeStyle).SymbolSize*value/basevalue. Value is the value after classification. value is the value corresponding with Expression.
        Parameters:
        value - The size of each symbol is equal to PositiveStyle ( ZeroStyle or NegativeStyle).SymbolSize*value/basevalue. Value is the value after classification. value is the value corresponding with Expression.

      • fromXML

        public boolean fromXML(java.lang.String xml)
        Turns a xml file to a thematic map
        Overrides:
        fromXML in class Theme
        Parameters:
        xml - The XML strings that contains the information about a thematic map.
        Returns:
        A boolean, return true if it is removed successfully; false otherwise.

      • isOffsetFixed

        public boolean isOffsetFixed()
        Returns whether the offsets of symbols in the current thematic map are fixed
        Returns:
        whether the offsets of symbols in the current thematic map are fixed

      • setOffsetFixed

        public void setOffsetFixed(boolean value)
        Sets whether the offsets of symbols in the current thematic map are fixed
        Parameters:
        value - whether the offsets of symbols in the current thematic map are fixed

      • toString

        public java.lang.String toString()
        Converts data to xml
        Specified by:
        toString in class Theme
        Returns:
        The formatted string for the thematic map.

      • dispose

        public void dispose()
        Releases the thematic map

      • makeDefault

        public static ThemeGraduatedSymbol makeDefault(DatasetVector dataset,
                                               java.lang.String expression,
                                               GraduatedMode graduatedMode)
        Generates a symbol thematic map according to the given dataset, field expression, and display mode
        Parameters:
        dataset - the dataset
        expression - the expression
        graduatedMode - the display mode
        Returns:
        thematic map
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