color/web_colornames
View a list of all cross-browser colors including the color name and hexadecimal color value as well as the corresponding RGB color values used in PDFlib.
Cross-browser color names are a collection of nearly 150 color names which are supported by all major browsers. For more information, see
www.w3schools.com/html/html_colors.asp
www.w3.org/TR/SVG/types.html
en.wikipedia.org/wiki/Web_colors
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/* $Id: web_colornames.php,v 1.2 2009/05/29 15:21:18 rp Exp $
* Web color names:
* View a list of all cross-browser colors including the color name and
* hexadecimal color value as well as the corresponding RGB color values used
* in PDFlib.
*
* Cross-browser color names are a collection of nearly 150 color names which
* are supported by all major browsers. For more information, see
* http://www.w3schools.com/html/html_colors.asp
* http://www.w3.org/TR/SVG/types.html
* http://en.wikipedia.org/wiki/Web_colors
*
* Required software: PDFlib/PDFlib+PDI/PPS 7
* RGB color values work fine with PDFlib Lite, it's only the PDFlib table
* feature which is used to present the color list which is not supported by
* PDFlib Lite.
*
* Required data: none
*/
/* This is where the data files are. Adjust as necessary. */
$searchpath = "../input";
$outfile = "";
$title = "Web Color Names";
$tbl=0;
$margin = 6;
$fontsize = 12;
/* Height of a table row which is the sum of a font size of 12 and the upper
* and lower cell margin of 3 each
*/
$rowheight = 18;
/* Number of rows per table fitbox */
$nrows = 44;
/* Width of the first, second, and third column of the table */
$c1 = 130;
$c2 = 100;
$c3 = 100;
$c4 = 150;
/* Coordinates of the lower left corner of the table fitbox */
$llx = 35;
$lly = 30;
/* HTML color values and names */
$colors =array(
"800000", "Maroon",
"8B0000", "DarkRed",
"B22222", "FireBrick",
"FF0000", "Red",
"FA8072", "Salmon",
"FF6347", "Tomato",
"FF7F50", "Coral",
"FF4500", "OrangeRed",
"D2691E", "Chocolate",
"F4A460", "SandyBrown",
"FF8C00", "DarkOrange",
"FFA500", "Orange",
"B8860B", "DarkGoldenrod",
"DAA520", "Goldenrod",
"FFD700", "Gold",
"808000", "Olive",
"FFFF00", "Yellow",
"9ACD32", "YellowGreen",
"ADFF2F", "GreenYellow",
"7FFF00", "Chartreuse",
"7CFC00", "LawnGreen",
"008000", "Green",
"00FF00", "Lime",
"32CD32", "LimeGreen",
"00FF7F", "SpringGreen",
"00FA9A", "MediumSpringGreen",
"40E0D0", "Turquoise",
"20B2AA", "LightSeaGreen",
"48D1CC", "MediumTurquoise",
"008080", "Teal",
"008B8B", "DarkCyan",
"00FFFF", "Aqua",
"00FFFF", "Cyan",
"00CED1", "DarkTurquoise",
"00BFFF", "DeepSkyBlue",
"1E90FF", "DodgerBlue",
"4169E1", "RoyalBlue",
"000080", "Navy",
"00008B", "DarkBlue",
"0000CD", "MediumBlue",
"0000FF", "Blue",
"8A2BE2", "BlueViolet",
"9932CC", "DarkOrchid",
"9400D3", "DarkViolet",
"800080", "Purple",
"8B008B", "DarkMagenta",
"FF00FF", "Fuchsia",
"FF00FF", "Magenta",
"C71585", "MediumVioletRed",
"FF1493", "DeepPink",
"FF69B4", "HotPink",
"DC143C", "Crimson",
"A52A2A", "Brown",
"CD5C5C", "IndianRed",
"BC8F8F", "RosyBrown",
"F08080", "LightCoral",
"FFFAFA", "Snow",
"FFE4E1", "MistyRose",
"E9967A", "DarkSalmon",
"FFA07A", "LightSalmon",
"A0522D", "Sienna",
"FFF5EE", "SeaShell",
"8B4513", "SaddleBrown",
"FFDAB9", "Peachpuff",
"CD853F", "Peru",
"FAF0E6", "Linen",
"FFE4C4", "Bisque",
"DEB887", "Burlywood",
"D2B48C", "Tan",
"FAEBD7", "AntiqueWhite",
"FFDEAD", "NavajoWhite",
"FFEBCD", "BlanchedAlmond",
"FFEFD5", "PapayaWhip",
"FFE4B5", "Moccasin",
"F5DEB3", "Wheat",
"FDF5E6", "Oldlace",
"FFFAF0", "FloralWhite",
"FFF8DC", "Cornsilk",
"F0E68C", "Khaki",
"FFFACD", "LemonChiffon",
"EEE8AA", "PaleGoldenrod",
"BDB76B", "DarkKhaki",
"F5F5DC", "Beige",
"FAFAD2", "LightGoldenrodYellow",
"FFFFE0", "LightYellow",
"FFFFF0", "Ivory",
"6B8E23", "OliveDrab",
"556B2F", "DarkOliveGreen",
"8FBC8F", "DarkSeaGreen",
"006400", "DarkGreen",
"228B22", "ForestGreen",
"90EE90", "LightGreen",
"98FB98", "PaleGreen",
"F0FFF0", "Honeydew",
"2E8B57", "SeaGreen",
"3CB371", "MediumSeaGreen",
"F5FFFA", "Mintcream",
"66CDAA", "MediumAquamarine",
"7FFFD4", "Aquamarine",
"2F4F4F", "DarkSlateGray",
"AFEEEE", "PaleTurquoise",
"E0FFFF", "LightCyan",
"F0FFFF", "Azure",
"5F9EA0", "CadetBlue",
"B0E0E6", "PowderBlue",
"ADD8E6", "LightBlue",
"87CEEB", "SkyBlue",
"87CEFA", "LightskyBlue",
"4682B4", "SteelBlue",
"F0F8FF", "AliceBlue",
"708090", "SlateGray",
"778899", "LightSlateGray",
"B0C4DE", "LightsteelBlue",
"6495ED", "CornflowerBlue",
"E6E6FA", "Lavender",
"F8F8FF", "GhostWhite",
"191970", "MidnightBlue",
"6A5ACD", "SlateBlue",
"483D8B", "DarkSlateBlue",
"7B68EE", "MediumSlateBlue",
"9370DB", "MediumPurple",
"4B0082", "Indigo",
"BA55D3", "MediumOrchid",
"DDA0DD", "Plum",
"EE82EE", "Violet",
"D8BFD8", "Thistle",
"DA70D6", "Orchid",
"FFF0F5", "LavenderBlush",
"DB7093", "PaleVioletRed",
"FFC0CB", "Pink",
"FFB6C1", "LightPink",
"000000", "Black",
"696969", "DimGray",
"808080", "Gray",
"A9A9A9", "DarkGray",
"C0C0C0", "Silver",
"D3D3D3", "LightGrey",
"DCDCDC", "Gainsboro",
"F5F5F5", "WhiteSmoke",
"FFFFFF", "White"
);
try {
$p = new PDFlib();
$p->set_parameter("SearchPath", $searchpath);
/* This means we must check return values of load_font() etc. */
$p->set_parameter("errorpolicy", "return");
$p->set_parameter("textformat", "utf8");
if ($p->begin_document($outfile, "") == 0)
throw new Exception("Error: " . $p->get_errmsg());
$p->set_info("Creator", "PDFlib Cookbook");
$p->set_info("Title", $title);
/* Load the font */
$font = $p->load_font("Courier", "unicode", "");
if ($font == 0)
throw new Exception("Error: " . $p->get_errmsg());
/* Set some general cell options shared between all cells */
$optlist = "fittextline={font=" . $font . " fontsize=" . $fontsize .
" position={left center}} rowheight=" . $rowheight .
" margin=" . $margin . " ";
/* ----------------------------------
* Add a header containing four cells
* ----------------------------------
*/
/* Set the current row */
$row = 1;
$cellopts = $optlist . "colwidth=" . $c1;
$tbl = $p->add_table_cell($tbl, 1, $row, "Web Color Name", $cellopts);
if ($tbl == 0)
throw new Exception("Error: " . $p->get_errmsg());
$cellopts = $optlist . "colwidth=" . $c2;
$tbl = $p->add_table_cell($tbl, 2, $row, "Hex RGB Value", $cellopts);
if ($tbl == 0)
throw new Exception("Error: " . $p->get_errmsg());
$cellopts = $optlist . "colwidth=" . $c3;
$tbl = $p->add_table_cell($tbl, 3, $row, " Color", $cellopts);
if ($tbl == 0)
throw new Exception("Error: " . $p->get_errmsg());
$cellopts = $optlist . "colwidth=" . $c4;
$tbl = $p->add_table_cell($tbl, 4, $row, " RGB Value in PDFlib", $cellopts);
if ($tbl == 0)
throw new Exception("Error: " . $p->get_errmsg());
/* ------------------------------------------------
* For each color, add a row containing three cells
* ------------------------------------------------
*/
$row = 2;
for ($i = 0; $i < count($colors); $i+=2)
{
/* --------------------------------------------------------------
* Add the HTML color name in the first column of the current row
* --------------------------------------------------------------
*/
$cellopts = $optlist . "colwidth=" . $c1;
$tbl = $p->add_table_cell($tbl, 1, $row, $colors[$i+1], $cellopts);
if ($tbl == 0)
throw new Exception("Error: " . $p->get_errmsg());
/* ---------------------------------------------
* Add the HTML color value in the second column
* ---------------------------------------------
*/
$cellopts = $optlist . "colwidth=" . $c2;
$tbl = $p->add_table_cell($tbl, 2, $row, "#" . $colors[$i], $cellopts);
if ($tbl == 0)
throw new Exception("Error: " . $p->get_errmsg());
/* ---------------------------------------------------------------------
* Retrieve the RGB values used in PDFlib for the current color.
* Fetch the value of the i-th color. It consists of three pairs of hex
* digits. Each pair indicates the Red, Green, or Blue component in the
* range 0-FF which corresponds to the range 0-255 (decimal). To convert
* each of the three bytes to the range 0-1 as used by PDFlib divide it
* by 255.
* ---------------------------------------------------------------------
*/
$color = $colors[$i];
$red = hexdec(substr($color, 0, 2)) / 255.0;
$green = hexdec(substr($color, 2, 2)) / 255.0;
$blue = hexdec(substr($color, 4, 2)) / 255.0;
/* --------------------------------------------------------------
* Add a rectangle filled with the HTML color in the third column
* --------------------------------------------------------------
*
* Since the cell doesn't cover a complete row but only one column it
* cannot be filled with color using one of the row-based shading
* options. We apply the Matchbox feature instead to fill the rectangle
* covered by the cell with the RGB color value calculated above.
*/
$cellopts = "colwidth=" . $c3 . " matchbox={fillcolor={rgb " . $red . " " .
$green . " " . $blue . "}}";
$tbl = $p->add_table_cell($tbl, 3, $row, "", $cellopts);
if ($tbl == 0)
throw new Exception("Error: " . $p->get_errmsg());
/* ---------------------------------------------------------------------
* Add the PDFlib color value in the fourth column of the current row.
* Allow a maximum (and a minimum) of four digits in the fraction
* portion of the number and output the PDFlib color values accordingly.
* ---------------------------------------------------------------------
*/
$cellopts = $optlist . " colwidth=" . $c4 . " marginleft=20";
$tbl = $p->add_table_cell($tbl, 4, $row, sprintf("%.4f", $red) . " " .
sprintf("%.4f", $green) . " " . sprintf("%.4f", $blue), $cellopts);
if ($tbl == 0)
throw new Exception("Error: " . $p->get_errmsg());
$row++;
} /* for */
/* -----------------------------------------------------------------
* Fit the table. Using "header=1" the table header will include the
* first line. Using "line=horother linewidth=0.3" the ruling is
* specified with a line width of 0.3 for all horizontal lines.
* -----------------------------------------------------------------
*/
$optlist = "header=1 stroke={ {line=horother linewidth=0.3}}";
do {
$p->begin_page_ext(0, 0, "width=a4.width height=a4.height");
/* Place the table instance */
$result = $p->fit_table($tbl, $llx, $lly, $llx + $c1 + $c2 + $c3 + $c4,
$lly + $nrows * $rowheight, $optlist);
if ($result == "_error")
throw new Exception ("Couldn't place table : " .
$p->get_errmsg());
$p->end_page_ext("");
} while ($result == "_boxfull");
/* Check the result; "_stop" means all is ok. */
if (!$result == "_stop")
{
if ($result == "_error")
{
throw new Exception ("Error when placing table: " .
$p->get_errmsg());
}
}
/* This will also delete Textflow handles used in the table */
$p->delete_table($tbl, "");
$p->end_document("");
$buf = $p->get_buffer();
$len = strlen($buf);
header("Content-type: application/pdf");
header("Content-Length: $len");
header("Content-Disposition: inline; filename=web_colornames.pdf");
print $buf;
} catch (PDFlibException $e) {
die("PDFlib exception occurred:\n".
"[" . $e->get_errnum() . "] " . $e->get_apiname() .
": " . $e->get_errmsg() . "\n");
} catch (Exception $e) {
die($e->getMessage());
}
$p=0;
?>