/*
* Table rotated text:
* Create a table containing rotated text
*
* Create a table with rotated text lines and Textflow spanning several rows.
*
* Required software: PDFlib/PDFlib+PDI/PPS 9
* Required data: none
*/
package com.pdflib.cookbook.pdflib.table;
import com.pdflib.pdflib;
import com.pdflib.PDFlibException;
public class table_rotated_text
{
public static void main (String argv[])
{
/* This is where the data files are. Adjust as necessary. */
String searchpath = "../input";
String outfile = "table_rotated_text.pdf";
String title = "Table Rotated Text";
pdflib p = null;
int row, tf=-1, tbl=-1;
int i, j, regularfont, boldfont;
int exitcode = 0;
String htlcell_opts, vtlcell_opts, tfcell_opts, tf_opts, fittab_opts;
String result;
final double pagewidth = 595, pageheight = 842;
final double fontsize = 12;
final double capheight = 8.5;
final int margin = 4;
final String leading = "120%";
final int c_table = 1, c_numbers = 1, c_description = 4;
final int c_models = 2, c_category = 1, c_model = 2, c_plane = 3;
final int r_model = 4, r_plane = 4, r_description = 4;
/* The table coordinates are fixed */
final int llx = 50, urx = (int) pagewidth - llx;
final int lly = 30, ury = (int) pageheight - lly;
final int yoffset = 10;
final int ycontinued = lly - yoffset;
/* Row height */
final double rowheight = 16;
/* Column widths */
final int cwfirst = 50, cwplane = 50, cwdescription = 100;
final int maxcols = 4;
/* Projects */
final String models [] =
{
"Rockets", "Gliders", "Arrows", "Darts"
};
final String descriptions [] =
{
"With the paper rockets you can send all your messages even when " +
"sitting in a hall or in the cinema pretty near the back.",
"Unbelievable sailplanes! They are amazingly robust and can even do " +
"aerobatics. But they are best suited to gliding.",
"The paper arrows can be thrown with big swing. We launched it from " +
"the roof of a hotel. It stayed in the air a long time and covered " +
"a considerable distance.",
"The super darts can fly giant loops with a radius of 4 or 5 meters " +
"and can cover long distances. Its heavy cone point is slightly " +
"bowed upwards to get the lift required for loops"
};
/* Three planes belong to each model */
final String planes [][] =
{
{ "Long Distance Glider", "Giant Wing", "Spider Glider" },
{ "Cone Head Rocket", "Turbo Flyer", "Red Baron" },
{ "Free Gift", "Bare Bone Kit", "Witty Kitty" },
{ "Super Dart", "Giga Trash", "Cool Carve" }
};
try {
p = new pdflib();
p.set_option("searchpath={" + searchpath + "}");
/* This means we must check return values of load_font() etc. */
p.set_option("errorpolicy=return");
if (p.begin_document(outfile, "") == -1)
throw new Exception("Error: " + p.get_errmsg());
p.set_info("Creator", "PDFlib Cookbook");
p.set_info("Title", title);
/* Load the bold and regular styles of a font */
boldfont = p.load_font("Helvetica-Bold", "unicode", "");
if (boldfont == -1)
throw new Exception("Error: " + p.get_errmsg());
regularfont = p.load_font("Helvetica", "unicode", "");
if (regularfont == -1)
throw new Exception("Error: " + p.get_errmsg());
/* Start the output page */
p.begin_page_ext(pagewidth, pageheight, "");
/* Prepare the general option list for horizontal and vertical text line
* cells:
* The height of an uppercase letter is exactly represented by the
* capheight value of the font. For this reason use the capheight in the
* font size specification. For example, to match a row height of 16,
* you could use a capheight of 8.5 and a margin of 4.
* "colwidth" defines a fixed column width.
* "rowheight" defines a fixed row height.
* "margin" adds some empty space between the text and the cell borders.
*/
htlcell_opts = "fittextline={font=" + boldfont +
" fontsize={capheight=" + capheight + "} position={left top}} " +
" colwidth=" + cwfirst + " rowheight=" + rowheight +
" margin=" + margin;
vtlcell_opts = "fittextline={font=" + regularfont +
" fontsize={capheight=" + capheight + "} position={center}" +
" orientate=west} " +
" colwidth=" + cwfirst + " rowheight=" + rowheight +
" margin=" + margin;
/* --------------------------------------------------------------
* In the first four rows, add the text line cells containing the
* headings
* --------------------------------------------------------------
*/
row = 1;
/* Add the "Plane Table" heading spanning all columns */
tbl = p.add_table_cell(tbl, c_table, row++, "Plane Table",
htlcell_opts + " colspan=" + maxcols);
if (tbl == -1)
throw new Exception("Error adding cell: " + p.get_errmsg());
/* Add the column number headings */
for (i = c_numbers; i <= maxcols; i++) {
tbl = p.add_table_cell(tbl, i, row, String.valueOf(i),
htlcell_opts);
if (tbl == -1)
throw new Exception("Error adding cell: " + p.get_errmsg());
}
row++;
/* Add the "Description" heading */
tbl = p.add_table_cell(tbl, c_description, row, "Description",
htlcell_opts);
if (tbl == -1)
throw new Exception("Error adding cell: " + p.get_errmsg());
/* Add the "Models" heading */
tbl = p.add_table_cell(tbl, c_models, row++, "Models",
htlcell_opts + " colspan=2");
if (tbl == -1)
throw new Exception("Error adding cell: " + p.get_errmsg());
/* ---------------------------------------------------------------------
* In the first column add a heading as text line cell orientated to the
* west and spanning as much rows as planes are available
* ---------------------------------------------------------------------
*/
int nplanes = planes.length * planes[0].length;
tbl = p.add_table_cell(tbl, c_category, row,
"Paper Planes Standard Collection",
vtlcell_opts + " rowspan=" + nplanes);
if (tbl == -1)
throw new Exception("Error adding cell: " + p.get_errmsg());
/* -------------------------------------------------------------------
* In the second column add the individual model headings as text line
* cells orientated to the west and spanning three rows each
* -------------------------------------------------------------------
*/
row = r_model;
for (i = 1; i <= models.length; i++) {
tbl = p.add_table_cell(tbl, c_model, row, models[i-1],
vtlcell_opts + " rowspan=3");
if (tbl == -1)
throw new Exception("Error adding cell: " + p.get_errmsg());
row += 3;
}
/* --------------------------------------------------------------------
* In the third column add the individual planes as Textflow cells with
* all cells having the same height
* --------------------------------------------------------------------
*/
row = r_plane;
/* Prepare the option list for adding a Textflow.
* "leading" specifies the distance between to text lines.
*/
tf_opts = "font=" + regularfont +
" fontsize={capheight=" + capheight + "} leading=" + leading;
for (i = 0; i < planes.length; i++) {
for (j = 0; j < planes[i].length; j++) {
/* Add the Textflow */
tf = p.add_textflow(-1, planes[i][j], tf_opts);
if (tf == -1)
throw new Exception("Error: " + p.get_errmsg());
/* Prepare the option list for adding the Textflow cell
* To avoid any space from the top add the Textflow cell using
* "fittextflow={firstlinedist=capheight}".
* "verticalalign=top" will place the text at the top of the
* cell.
* "rowheight" defines the row height, and "colwidth" specifies
* the column width.
* "margin" adds some empty space between the text and the cell
* borders.
* "rowscalegroup=myscaling" assigns the group "myscaling" to
* each of the cells to ensure that all cells will be scaled to
* have the same height.
*/
tfcell_opts =
"textflow=" + tf +
" fittextflow={firstlinedist=capheight verticalalign=top}" +
" rowheight=" + rowheight +
" colwidth=" + cwplane +
" margin=" + margin +
" rowscalegroup=myscaling";
/* Add the table cell */
tbl = p.add_table_cell(tbl, c_plane, row++, "",
tfcell_opts);
if (tbl == -1)
throw new Exception("Error: " + p.get_errmsg());
}
}
/* -----------------------------------------------------------------
* Add the descriptions as Textflow cells orientated to the west and
* spanning three rows each
* -----------------------------------------------------------------
*/
row = r_description;
/* Prepare the option list for adding a Textflow. For a description see
* above.
*/
tf_opts = "font=" + regularfont +
" fontsize={capheight=" + capheight + "} leading=" + leading;
for (i = 0; i < descriptions.length; i++) {
/* Add the Textflow */
tf = p.add_textflow(-1, descriptions[i], tf_opts);
if (tf == -1)
throw new Exception("Error: " + p.get_errmsg());
/* Prepare the option list for adding the Textflow cell.
* "orientate=west" orientates the Textflow to the west.
* "rowheight" and "colwidth" specify the height of the row and the
* width of the column.
* "margin" adds some empty space between the text and the cell
* borders.
* With "rowspan=3" the cell will span three rows.
*/
tfcell_opts =
"textflow=" + tf +
" fittextflow={firstlinedist=capheight verticalalign=top" +
" orientate=west}" +
" rowheight=" + rowheight +
" colwidth=" + cwdescription +
" margin=" + margin +
" rowspan=3";
/* Add the table cell */
tbl = p.add_table_cell(tbl, c_description, row, "", tfcell_opts);
if (tbl == -1)
throw new Exception("Error: " + p.get_errmsg());
row += 3;
}
/* ------------------------------------
* Place the table on one or more pages
* ------------------------------------
*/
/* Prepare the option list for fitting the table.
* "header=4" will repeat the first four rows at the beginning of
* each new page. The "stroke" option will stroke lines with two
* different line widths. The table frame is stroked with a line width
* of 1, all other lines are stroked with a line width of 0.3.
*/
fittab_opts = "header=3 stroke={" +
"{line=frame linewidth=1} {line=other linewidth=0.3} }";
/* Loop until all of the table is placed; create new pages as long as
* more table instances need to be placed
*/
do {
/* Place the table instance */
result = p.fit_table(tbl, llx, lly, urx, ury, fittab_opts);
if (result.equals("_error"))
throw new Exception ("Couldn't place table: " +
p.get_errmsg());
/* A return value of "break" has been explicitly specified in
* add_table_cell() when adding the cell for a certain time interval
* after which a new page shall be started.
*/
if (result.equals("_boxfull") || result.equals("break")) {
p.setfont(regularfont, fontsize);
p.fit_textline("-- Continued --", urx, ycontinued,
"position {right top}");
p.end_page_ext("");
p.begin_page_ext(pagewidth, pageheight, "");
}
} while (result.equals("_boxfull") || result.equals("break"));
p.end_page_ext("");
p.end_document("");
} catch (PDFlibException e) {
System.err.println("PDFlib exception occurred:");
System.err.println("[" + e.get_errnum() + "] " + e.get_apiname() +
": " + e.get_errmsg());
exitcode = 1;
} catch (Exception e) {
System.err.println(e.toString());
exitcode = 1;
} finally {
if (p != null) {
p.delete();
}
System.exit(exitcode);
}
}
}
