字符串切割

 /** *//**
     * 分割行
     * 
     * @param src,width,height
     * @date
     * @return static String[]
     * @autor
     */
    public static String[] split(String src, int width, int height)
    ...{
        Vector vector = new Vector(20);
        String buffer = "";
        int bufferWidth = 0;
        int maxBufferWidth = 0;

        for (int i = 0; i < src.length(); i++)
        ...{
            // 如果遇到换行时
            if (src.charAt(i) == ' ')
            ...{
                vector.addElement(buffer);
                maxBufferWidth = Math.max(maxBufferWidth, bufferWidth);
                buffer = "";
            }
            else
            ...{
                buffer += src.charAt(i);

                // 计算buffer的宽度
                bufferWidth = Font.getFont(Font.FACE_PROPORTIONAL,
                        Font.STYLE_PLAIN, Font.SIZE_SMALL).stringWidth(buffer);

                // 如果buffer的宽度大于显示区域的宽
                if (bufferWidth > width)
                ...{
                    vector.addElement(buffer.substring(0, buffer.length() - 1));
                    bufferWidth = Font.getFont(Font.FACE_PROPORTIONAL,
                            Font.STYLE_PLAIN, Font.SIZE_SMALL).stringWidth(
                            buffer.substring(0, buffer.length() - 1));
                    maxBufferWidth = Math.max(maxBufferWidth, bufferWidth);
                    buffer = "";
                    i--;
                }
                else if (i == src.length() - 1)
                ...{
                    vector.addElement(buffer);
                    maxBufferWidth = Math.max(maxBufferWidth, bufferWidth);
                }
            }
        }

        // 获取数量
        String[] text = new String[vector.size()];

        // 将数组循环赋值
        for (int i = 0; i < vector.size(); i++)
        ...{
            text[i] = (String) vector.elementAt(i);
        }

        return text;
    }