Class mxStyleUtils

java.lang.Object
com.mxgraph.util.mxStyleUtils
public class mxStyleUtils extends Object
Contains various style helper methods for use with mxGraph.

  • Constructor Details

    • mxStyleUtils

      public mxStyleUtils()

  • Method Details

    • getStylename

      public static String getStylename(String style)
      Returns the stylename in a style of the form stylename[;key=value] or an empty string if the given style does not contain a stylename.
      Parameters:
      style - String of the form stylename[;key=value].
      Returns:
      Returns the stylename from the given formatted string.

    • getStylenames

      public static String[] getStylenames(String style)
      Returns the stylenames in a style of the form stylename[;key=value] or an empty array if the given style does not contain any stylenames.
      Parameters:
      style - String of the form stylename[;stylename][;key=value].
      Returns:
      Returns the stylename from the given formatted string.

    • indexOfStylename

      public static int indexOfStylename(String style, String stylename)
      Returns the index of the given stylename in the given style. This returns -1 if the given stylename does not occur (as a stylename) in the given style, otherwise it returns the index of the first character.

    • addStylename

      public static String addStylename(String style, String stylename)
      Adds the specified stylename to the given style if it does not already contain the stylename.

    • removeStylename

      public static String removeStylename(String style, String stylename)
      Removes all occurrences of the specified stylename in the given style and returns the updated style. Trailing semicolons are preserved.

    • removeAllStylenames

      public static String removeAllStylenames(String style)
      Removes all stylenames from the given style and returns the updated style.

    • setCellStyles

      public static void setCellStyles(mxIGraphModel model, Object[] cells, String key, String value)
      Assigns the value for the given key in the styles of the given cells, or removes the key from the styles if the value is null.
      Parameters:
      model - Model to execute the transaction in.
      cells - Array of cells to be updated.
      key - Key of the style to be changed.
      value - New value for the given key.

    • setStyle

      public static String setStyle(String style, String key, String value)
      Adds or removes the given key, value pair to the style and returns the new style. If value is null or zero length then the key is removed from the style.
      Parameters:
      style - String of the form stylename[;key=value].
      key - Key of the style to be changed.
      value - New value for the given key.
      Returns:
      Returns the new style.

    • setCellStyleFlags

      public static void setCellStyleFlags(mxIGraphModel model, Object[] cells, String key, int flag, Boolean value)
      Sets or toggles the flag bit for the given key in the cell's styles. If value is null then the flag is toggled. mxUtils.setCellStyleFlags(graph.getModel(), cells, mxConstants.STYLE_FONTSTYLE, mxConstants.FONT_BOLD, null); Toggles the bold font style.
      Parameters:
      model - Model that contains the cells.
      cells - Array of cells to change the style for.
      key - Key of the style to be changed.
      flag - Integer for the bit to be changed.
      value - Optional boolean value for the flag.

    • setStyleFlag

      public static String setStyleFlag(String style, String key, int flag, Boolean value)
      Sets or removes the given key from the specified style and returns the new style. If value is null then the flag is toggled.
      Parameters:
      style - String of the form stylename[;key=value].
      key - Key of the style to be changed.
      flag - Integer for the bit to be changed.
      value - Optional boolean value for the given flag.