<?
class postscript
{
var $fp;
var $filename;
var $string="";
var $page=1;
var $acentos="";
#- startup the whole thing = Aqui tudo inicia
function postscript($fname = "", $author="PSLib", $title="Generated with PSLib", $orientation="Portrait")
{
#- A text string was requested: file name to create
if($fname)
{
if(! $this->fp = fopen($fname,"w")) return(0);
}
$this->string .= "%!PS-Adobe-3.0 \n";
$this->string .= '%%Creator: ' . $author . "\n";
$this->string .= '%%CreationDate: ' . date("d/m/Y, H:i") . "\n";
$this->string .= '%%Title: ' . $title . "\n";
$this->string .= "%%PageOrder: Ascend \n";
$this->string .= '%%Orientation: ' . $orientation . "\n";
$this->string .= "%%EndComments \n";
$this->string .= "%%BeginProlog \n";
$this->string .= "%%BeginResource: definicoes \n";
//* Comment this to disable support for international character encoding (or remove file acentos.ps)
// Para nao ter suporte a acentuacao comente este trecho(ou retire o arquivo acentos.ps).
if (file_exists('acentos.ps'))
{
if($f = join('',file('acentos.ps'))) $this->string .= $f;
}
//*/
$this->string .= "%%EndResource \n";
$this->string .= "%%EndProlog \n";
return(1);
}
#- Begin new page = Inicia uma nova pagina
function begin_page($page)
{
$this->string.= "%%Page: " . $page . ' ' . $page . "\n";
return(1);
}
#- End page = Finaliza pagina
function end_page()
{
$this->string .= "showpage \n";
return(1);
}
#- Close the postscript file = Fecha o arquivo postscript
function close()
{
$this->string .= "showpage \n";
if($this->fp)
{
fwrite($this->fp,$this->string);
fclose($this->fp);
}
return($this->string);
}
#- Draw a line = Desenha uma linha
function line($xcoord_from=0, $ycoord_from=0, $xcoord_to=0, $ycoord_to=0, $linewidth=0)
{
if(!$xcoord_from || !$ycoord_to || !$xcoord_to || !$ycoord_to || !$linewidth) return(0);
$this->string .= $linewidth . " setlinewidth \n";
$this->string .= $xcoord_from . ' ' . $ycoord_from . " moveto \n";
$this->string .= $xcoord_to . ' ' . $ycoord_to . " lineto \n";
$this->string .= "stroke \n";
return(1);
}
#- Move to coordinates = Move para as coordenadas
function moveto($xcoord, $ycoord)
{
if(empty($xcoord) || empty($ycoord)) return(0);
$this->string .= $xcoord . ' ' . $ycoord . " moveto \n";
return(1);
}
#- Move to coordinates and change the font = Move para as coordenadas e muda a fonte
function moveto_font($xcoord, $ycoord, $font_name, $font_size)
{
if(!$xcoord || !$ycoord || !$font_name || !$font_size) return(0);
$this->string .= $xcoord . ' ' . $ycoord . " moveto \n";
$this->string .= '/' . $font_name . ' findfont ' . $font_size . " scalefont setfont \n";
return(1);
}
#-Insert a PS file/image (remember to delete the information in the top of the file (source))
#-Insere um arquivo/imagem PS (lembre-se de remover a informaçao no inicio daquele arquivo)
function open_ps($ps_file="")
{
if(!$ps_file) return(0);
if($f = join('',file($ps_file)))
$this->string .= $f;
else
return(0);
return(1);
}
#- Draw a rectangle = Desenha um retangulo
function rect($xcoord_from, $ycoord_from, $xcoord_to, $ycoord_to, $linewidth)
{
if(!$xcoord_from || !$ycoord_from || !$xcoord_to || !$ycoord_to || !$linewidth) return(0);
$this->string .= $linewidth . " setlinewidth \n";
$this->string .= "newpath \n";
$this->string .= $xcoord_from . ' ' . $ycoord_from . " moveto \n";
$this->string .= $xcoord_to . ' ' . $ycoord_from . " lineto \n";
$this->string .= $xcoord_to . ' ' . $ycoord_to . " lineto \n";
$this->string .= $xcoord_from . " " . $ycoord_to . " lineto \n";
$this->string .= "closepath \n";
$this->string .= "stroke \n";
return(1);
}
#- Draw and shade a rectangle = Desenha um retangulo e preenche
function rect_fill($xcoord_from, $ycoord_from, $xcoord_to, $ycoord_to, $linewidth, $darkness)
{
if(!$xcoord_from || !$ycoord_from || !$xcoord_to || !$ycoord_to || !$linewidth || !$darkness) return(0);
$this->string .= "newpath \n";
$this->string .= $linewidth . " setlinewidth \n";
$this->string .= $xcoord_from . ' ' . $ycoord_from . " moveto \n";
$this->string .= $xcoord_to . ' ' . $ycoord_from . " lineto \n";
$this->string .= $xcoord_to . ' ' . $ycoord_to . " lineto \n";
$this->string .= $xcoord_from . ' ' . $ycoord_to . " lineto \n";
$this->string .= "closepath \n";
$this->string .= "gsave \n";
$this->string .= $darkness . " setgray \n";
$this->string .= "fill \n";
$this->string .= "grestore \n";
$this->string .= "stroke \n";
return(1);
}
#- Set rotation, use 0 or 360 to end rotation = Muda a rotacao do texto, passe 0 ou 360 para finalizar a rotacao
function rotate($degrees)
{
if(!$degrees) return(0);
if(($degrees == '0') or ($degrees == '360'))
$this->string .= "grestore \n";
else
{
$this->string .= "gsave \n";
$this->string .= $degrees . " rotate \n";
}
return(1);
}
#- Set the font to show = Muda a fonte
function set_font($font_name, $font_size)
{
if(!$font_name || !$font_size) return(0);
$this->string .= '/' . $font_name . ' findfont ' . $font_size . " scalefont setfont \n";
return(1);
}
#- Showsome text at the current coordinates (use 'moveto' to set coordinates)
#- Escreve o texto na posicao atual (utilize 'moveto' para mudar a posicao)
function show($text)
{
if(!$text) return(0);
$this->string .= '(' . $text . ") show \n";
return(1);
}
#- Evaluate the text and show it at the current coordinates
#- Processa o texto e o escreve na posicao atual
function show_eval($text)
{
if(!$text) return(0);
eval("\$text = \"$text\";");
$this->string .= '(' . $text . ") show \n";
return(1);
}
#- Show some text at specific coordinates
#- Escreve o texto na coordenada informada
function show_xy($text, $xcoord, $ycoord)
{
if(!$text || !$xcoord || !$ycoord) return(0);
$this->moveto($xcoord, $ycoord);
$this->show($text);
return(1);
}
#- Show some text at specific coordinates with font settings
#- Mostra o texto na coordenada informa com a fonte especifica
function show_xy_font($text, $xcoord, $ycoord, $font_name, $font_size)
{
if(!$text || !$xcoord || !$ycoord || !$font_name || !$font_size) return(0);
$this->set_font($font_name, $font_size);
$this->show_xy($text, $xcoord, $ycoord);
return(1);
}
} #- end class
?>
|
Download
