Package org.stathissideris.ascii2image.text

Class TextGrid

  • Direct Known Subclasses:
    GridPattern
    public class TextGrid
extends java.lang.Object
    Author:
    Efstathios Sideris

    • Constructor Detail

      • TextGrid

        public TextGrid()

      • TextGrid

        public TextGrid​(int width,
                int height)

      • TextGrid

        public TextGrid​(TextGrid otherGrid)

    • Method Detail

      • addToMarkupTags

        public void addToMarkupTags​(java.util.Collection<java.lang.String> tags)

      • clear

        public void clear()

      • get

        public char get​(int x,
                int y)

      • getRow

        public java.lang.StringBuffer getRow​(int y)

      • getSubGrid

        public TextGrid getSubGrid​(int x,
                           int y,
                           int width,
                           int height)

      • getStringAt

        public java.lang.String getStringAt​(int x,
                                    int y,
                                    int length)

      • getStringAt

        public java.lang.String getStringAt​(TextGrid.Cell cell,
                                    int length)

      • getNorthOf

        public char getNorthOf​(int x,
                       int y)

      • getSouthOf

        public char getSouthOf​(int x,
                       int y)

      • getEastOf

        public char getEastOf​(int x,
                      int y)

      • getWestOf

        public char getWestOf​(int x,
                      int y)

      • writeStringTo

        public void writeStringTo​(int x,
                          int y,
                          java.lang.String str)

      • writeStringTo

        public void writeStringTo​(TextGrid.Cell cell,
                          java.lang.String str)

      • set

        public void set​(int x,
                int y,
                char c)

      • setRow

        public void setRow​(int y,
                   java.lang.String row)

      • setRow

        public void setRow​(int y,
                   java.lang.StringBuffer row)

      • getWidth

        public int getWidth()

      • getHeight

        public int getHeight()

      • printDebug

        public void printDebug()

      • getDebugString

        public java.lang.String getDebugString()

      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object

      • add

        public boolean add​(TextGrid grid)
        Adds grid to this. Space characters in this grid are replaced with the corresponding contents of grid, otherwise the contents are unchanged.
        Parameters:
        grid -
        Returns:
        false if the grids are of different size

      • replaceTypeOnLine

        public void replaceTypeOnLine()
        Replaces letters or numbers that are on horizontal or vertical lines, with the appropriate character that will make the line continuous (| for vertical and - for horizontal lines)

      • replacePointMarkersOnLine

        public void replacePointMarkersOnLine()

      • getPointMarkersOnLine

        public CellSet getPointMarkersOnLine()

      • replaceHumanColorCodes

        public void replaceHumanColorCodes()

      • replaceAll

        public void replaceAll​(char c1,
                       char c2)
        Replace all occurences of c1 with c2
        Parameters:
        c1 -
        c2 -

      • hasBlankCells

        public boolean hasBlankCells()

      • getAllNonBlank

        public CellSet getAllNonBlank()

      • getAllBoundaries

        public CellSet getAllBoundaries()

      • getAllBlanksBetweenCharacters

        public CellSet getAllBlanksBetweenCharacters()

      • findStrings

        public java.util.ArrayList<TextGrid.CellStringPair> findStrings()
        Returns an ArrayList of CellStringPairs that represents all the continuous (non-blank) Strings in the grid. Used on buffers that contain only type, in order to find the positions and the contents of the strings.
        Returns:

      • hasEntryPoint

        public boolean hasEntryPoint​(TextGrid.Cell cell,
                             int entryPointId)
        This is done in a bit of a messy way, should be impossible to go out of sync with corresponding GridPatternGroup.
        Parameters:
        cell -
        entryPointId -
        Returns:

      • isBlankBetweenCharacters

        public boolean isBlankBetweenCharacters​(TextGrid.Cell cell)
        true if cell is blank and the east and west cells are not (used to find gaps between words)
        Parameters:
        cell -
        Returns:

      • removeNonText

        public void removeNonText()
        Makes blank all the cells that contain non-text elements.

      • removeArrowheads

        public void removeArrowheads()

      • removeColorCodes

        public void removeColorCodes()

      • removeBoundaries

        public void removeBoundaries()

      • findArrowheads

        public java.util.ArrayList findArrowheads()

      • removeMarkupTags

        public void removeMarkupTags()

      • matches

        public boolean matches​(GridPattern criteria)

      • isOnHorizontalLine

        public boolean isOnHorizontalLine​(TextGrid.Cell cell)

      • isOnVerticalLine

        public boolean isOnVerticalLine​(TextGrid.Cell cell)

      • isBoundary

        public static boolean isBoundary​(char c)

      • isBoundary

        public boolean isBoundary​(int x,
                          int y)

      • isHorizontalLine

        public static boolean isHorizontalLine​(char c)

      • isHorizontalLine

        public boolean isHorizontalLine​(TextGrid.Cell cell)

      • isHorizontalLine

        public boolean isHorizontalLine​(int x,
                                int y)

      • isVerticalLine

        public static boolean isVerticalLine​(char c)

      • isVerticalLine

        public boolean isVerticalLine​(TextGrid.Cell cell)

      • isVerticalLine

        public boolean isVerticalLine​(int x,
                              int y)

      • isLinesEnd

        public boolean isLinesEnd​(int x,
                          int y)

      • isLinesEnd

        public boolean isLinesEnd​(TextGrid.Cell cell)
        Stubs are also considered end of lines
        Parameters:
        cell -
        Returns:

      • isVerticalLinesEnd

        public boolean isVerticalLinesEnd​(TextGrid.Cell cell)

      • isHorizontalLinesEnd

        public boolean isHorizontalLinesEnd​(TextGrid.Cell cell)

      • isPointCell

        public boolean isPointCell​(TextGrid.Cell cell)

      • containsAtLeastOneDashedLine

        public boolean containsAtLeastOneDashedLine​(CellSet set)

      • exactlyOneNeighbourIsBoundary

        public boolean exactlyOneNeighbourIsBoundary​(TextGrid.Cell cell)

      • isStub

        public boolean isStub​(TextGrid.Cell cell)
        A stub looks like that: 
         
 +- or -+ or + or + or /- or -/ or / (you get the point)
             |    |                |
        Parameters:
        cell -
        Returns:

      • isCrossOnLine

        public boolean isCrossOnLine​(TextGrid.Cell cell)

      • isHorizontalCrossOnLine

        public boolean isHorizontalCrossOnLine​(TextGrid.Cell cell)

      • isVerticalCrossOnLine

        public boolean isVerticalCrossOnLine​(TextGrid.Cell cell)

      • isStarOnLine

        public boolean isStarOnLine​(TextGrid.Cell cell)

      • isLoneDiagonal

        public boolean isLoneDiagonal​(TextGrid.Cell cell)

      • isHorizontalStarOnLine

        public boolean isHorizontalStarOnLine​(TextGrid.Cell cell)

      • isVerticalStarOnLine

        public boolean isVerticalStarOnLine​(TextGrid.Cell cell)

      • isArrowhead

        public boolean isArrowhead​(TextGrid.Cell cell)

      • isNorthArrowhead

        public boolean isNorthArrowhead​(TextGrid.Cell cell)

      • isEastArrowhead

        public boolean isEastArrowhead​(TextGrid.Cell cell)

      • isWestArrowhead

        public boolean isWestArrowhead​(TextGrid.Cell cell)

      • isSouthArrowhead

        public boolean isSouthArrowhead​(TextGrid.Cell cell)

      • isBullet

        public boolean isBullet​(int x,
                        int y)

      • replaceBullets

        public void replaceBullets()

      • isStringsStart

        public boolean isStringsStart​(TextGrid.Cell cell)
        true if the cell is not blank but the previous (west) is
        Parameters:
        cell -
        Returns:

      • isStringsEnd

        public boolean isStringsEnd​(TextGrid.Cell cell)
        true if the cell is not blank but the next (east) is
        Parameters:
        cell -
        Returns:

      • otherStringsStartInTheSameColumn

        public int otherStringsStartInTheSameColumn​(TextGrid.Cell cell)

      • otherStringsEndInTheSameColumn

        public int otherStringsEndInTheSameColumn​(TextGrid.Cell cell)

      • isColumnBlank

        public boolean isColumnBlank​(int x)

      • followLine

        public CellSet followLine​(int x,
                          int y)

      • followLine

        public CellSet followLine​(TextGrid.Cell cell)
        Returns the neighbours of a line-cell that are boundaries (0 to 2 cells are returned)
        Parameters:
        cell -
        Returns:
        null if the cell is not a line

      • getCellTypeAsString

        public java.lang.String getCellTypeAsString​(TextGrid.Cell cell)

      • isOutOfBounds

        public boolean isOutOfBounds​(TextGrid.Cell cell)

      • isOutOfBounds

        public boolean isOutOfBounds​(int x,
                             int y)

      • isBlank

        public boolean isBlank​(int x,
                       int y)

      • isCorner

        public boolean isCorner​(int x,
                        int y)

      • isNormalCorner

        public boolean isNormalCorner​(TextGrid.Cell cell)

      • isNormalCorner

        public boolean isNormalCorner​(int x,
                              int y)

      • isRoundCorner

        public boolean isRoundCorner​(TextGrid.Cell cell)

      • isRoundCorner

        public boolean isRoundCorner​(int x,
                             int y)

      • isIntersection

        public boolean isIntersection​(TextGrid.Cell cell)

      • isIntersection

        public boolean isIntersection​(int x,
                              int y)

      • equals

        public boolean equals​(TextGrid grid)

      • fillCellsWith

        public void fillCellsWith​(java.lang.Iterable cells,
                          char c)
        Fills all the cells in cells with c
        Parameters:
        cells -
        c -

      • fillContinuousArea

        public CellSet fillContinuousArea​(int x,
                                  int y,
                                  char c)
        Fills the continuous area with if c1 characters with c2, flooding from cell x, y
        Parameters:
        x -
        y -
        c1 - the character to replace
        c2 - the character to replace c1 with
        Returns:
        the list of cells filled

      • findBoundariesExpandingFrom

        public CellSet findBoundariesExpandingFrom​(TextGrid.Cell seed)
        Locates and returns the '*' boundaries that we would encounter if we did a flood-fill at seed.
        Parameters:
        seed -
        Returns:

      • cellContainsDashedLineChar

        public boolean cellContainsDashedLineChar​(TextGrid.Cell cell)

      • initialiseWithText

        public boolean initialiseWithText​(java.lang.String text,
                                  ProcessingOptions options)
                           throws java.io.UnsupportedEncodingException
        Throws:
        java.io.UnsupportedEncodingException

      • initialiseWithLines

        public boolean initialiseWithLines​(java.util.ArrayList<java.lang.StringBuffer> lines,
                                   ProcessingOptions options)
                            throws java.io.UnsupportedEncodingException
        Throws:
        java.io.UnsupportedEncodingException

      • getRows

        protected java.util.ArrayList<java.lang.StringBuffer> getRows()
        Returns: