Java Font.UNDEFINED屬性代碼示例

/**
 * Replaces the attributes that are equal to <VAR>null</VAR> with
 * the attributes of a given font.
 *
 * @param font The surrounding font
 * @return A RtfFont
 */
public Font difference(Font font) {
    String dFamilyname = font.getFamilyname();
    if(dFamilyname == null || dFamilyname.trim().equals("") || dFamilyname.trim().equalsIgnoreCase("unknown")) {
        dFamilyname = this.fontName;
    }

    float dSize = font.getSize();
    if(dSize == Font.UNDEFINED) {
        dSize = this.getSize();
    }

    int dStyle = Font.UNDEFINED;
    if(this.getStyle() != Font.UNDEFINED && font.getStyle() != Font.UNDEFINED) {
        dStyle = this.getStyle() | font.getStyle();
    } else if(this.getStyle() != Font.UNDEFINED) {
        dStyle = this.getStyle();
    } else if(font.getStyle() != Font.UNDEFINED) {
        dStyle = font.getStyle();
    }

    Color dColor = font.getColor();
    if(dColor == null) {
        dColor = this.getColor();
    }
    
    int dCharset = this.charset;
    if(font instanceof RtfFont) {
        dCharset = ((RtfFont) font).getCharset();
    }
    
    return new RtfFont(dFamilyname, dSize, dStyle, dColor, dCharset);
}
 

/**
 * Writes the font beginning
 *
 * @param result The <code>OutputStream</code> to write to.
 * @throws IOException On i/o errors.
 */
public void writeBegin(final OutputStream result) throws IOException {
    if(this.fontNumber != Font.UNDEFINED) {
        result.write(RtfFontList.FONT_NUMBER);
        result.write(intToByteArray(fontNumber));
    }
    if(this.fontSize != Font.UNDEFINED) {
        result.write(FONT_SIZE);
        result.write(intToByteArray(fontSize * 2));
    }
    if(this.fontStyle != UNDEFINED) {
        if((fontStyle & STYLE_BOLD) == STYLE_BOLD) {
            result.write(FONT_BOLD);
        }
        if((fontStyle & STYLE_ITALIC) == STYLE_ITALIC) {
            result.write(FONT_ITALIC);
        }
        if((fontStyle & STYLE_UNDERLINE) == STYLE_UNDERLINE) {
            result.write(FONT_UNDERLINE);
        }
        if((fontStyle & STYLE_STRIKETHROUGH) == STYLE_STRIKETHROUGH) {
            result.write(FONT_STRIKETHROUGH);
        }
        if((fontStyle & STYLE_HIDDEN) == STYLE_HIDDEN) {
            result.write(FONT_HIDDEN);
        }
        if((fontStyle & STYLE_DOUBLE_STRIKETHROUGH) == STYLE_DOUBLE_STRIKETHROUGH) {
            result.write(FONT_DOUBLE_STRIKETHROUGH);
            result.write(intToByteArray(1));
        }
        if((fontStyle & STYLE_SHADOW) == STYLE_SHADOW) {
            result.write(FONT_SHADOW);
        }
        if((fontStyle & STYLE_OUTLINE) == STYLE_OUTLINE) {
            result.write(FONT_OUTLINE);
        }
        if((fontStyle & STYLE_EMBOSSED) == STYLE_EMBOSSED) {
            result.write(FONT_EMBOSSED);
        }
        if((fontStyle & STYLE_ENGRAVED) == STYLE_ENGRAVED) {
            result.write(FONT_ENGRAVED);
        }
    }
    if(color != null) {
        color.writeBegin(result);
    }
}
 

/**
 * Writes the representation of a <CODE>Font</CODE>.
 *
 * @param font              a <CODE>Font</CODE>
 * @param styleAttributes   the style of the font
 * @throws IOException
 */

protected void write(Font font, Properties styleAttributes) throws IOException {
    if (font == null || !isOtherFont(font) /* || styleAttributes == null*/) return;
    write(" ");
    write(HtmlTags.STYLE);
    write("=\"");
    if (styleAttributes != null) {
        String key;
        for (Enumeration e = styleAttributes.propertyNames(); e.hasMoreElements(); ) {
            key = (String)e.nextElement();
            writeCssProperty(key, styleAttributes.getProperty(key));
        }
    }
    if (isOtherFont(font)) {
        writeCssProperty(Markup.CSS_KEY_FONTFAMILY, font.getFamilyname());
        
        if (font.getSize() != Font.UNDEFINED) {
            writeCssProperty(Markup.CSS_KEY_FONTSIZE, font.getSize() + "pt");
        }
        if (font.getColor() != null) {
            writeCssProperty(Markup.CSS_KEY_COLOR, HtmlEncoder.encode(font.getColor()));
        }
        
        int fontstyle = font.getStyle();
        BaseFont bf = font.getBaseFont();
        if (bf != null) {
            String ps = bf.getPostscriptFontName().toLowerCase();
            if (ps.indexOf("bold") >= 0) {
                if (fontstyle == Font.UNDEFINED)
                    fontstyle = 0;
                fontstyle |= Font.BOLD;
            }
            if (ps.indexOf("italic") >= 0 || ps.indexOf("oblique") >= 0) {
                if (fontstyle == Font.UNDEFINED)
                    fontstyle = 0;
                fontstyle |= Font.ITALIC;
            }
        }
        if (fontstyle != Font.UNDEFINED && fontstyle != Font.NORMAL) {
            switch (fontstyle & Font.BOLDITALIC) {
                case Font.BOLD:
                    writeCssProperty(Markup.CSS_KEY_FONTWEIGHT, Markup.CSS_VALUE_BOLD);
                    break;
                case Font.ITALIC:
                    writeCssProperty(Markup.CSS_KEY_FONTSTYLE, Markup.CSS_VALUE_ITALIC);
                    break;
                case Font.BOLDITALIC:
                    writeCssProperty(Markup.CSS_KEY_FONTWEIGHT, Markup.CSS_VALUE_BOLD);
                    writeCssProperty(Markup.CSS_KEY_FONTSTYLE, Markup.CSS_VALUE_ITALIC);
                    break;
            }
            
            // CSS only supports one decoration tag so if both are specified
            // only one of the two will display
            if ((fontstyle & Font.UNDERLINE) > 0) {
                writeCssProperty(Markup.CSS_KEY_TEXTDECORATION, Markup.CSS_VALUE_UNDERLINE);
            }
            if ((fontstyle & Font.STRIKETHRU) > 0) {
                writeCssProperty(Markup.CSS_KEY_TEXTDECORATION, Markup.CSS_VALUE_LINETHROUGH);
            }
        }
    }
    write("\"");
}
 

/**
 * Constructs a RtfFont with the given font name and all other properties
 * at their default values.
 * 
 * @param fontName The font name to use
 */
public RtfFont(String fontName) {
    super(Font.UNDEFINED, Font.UNDEFINED, Font.UNDEFINED, null);
    this.fontName = fontName;
}