pdf_schema.php

WEBGAME源码,有架设说明,只是非常简单

                    $first_level[] = $this->n;
                }
                $this->_out('<<');
                $this->_out('/Title (' . $this->Outlines[1][$i] . ')');
                $this->_out('/Parent ' . $parent[$level] . ' 0 R');
                if ($prev != -1) {
                    $this->_out('/Prev ' . ($memo_n + $prev + 1) . ' 0 R');
                }
                if ($next != -1) {
                    $this->_out('/Next ' . ($this->n + $next - $i) . ' 0 R');
                }
                $this->_out('/Dest [' . (1 + (2 * $this->Outlines[2][$i])) . ' 0 R /XYZ null ' . $this->Outlines[3][$i] . ' null]');
                if ($kids > 0) {
                    $this->_out('/First ' . ($this->n + 1) . ' 0 R');
                    $this->_out('/Last ' . ($this->n + $last - $i) . ' 0 R');
                    $this->_out('/Count -' . $kids);
                }
                $this->_out('>>');
                $this->_out('endobj');
            }
            // First page of outlines
            $this->_newobj();
            $this->def_outlines = $this->n;
            $this->_out('<<');
            $this->_out('/Type');
            $this->_out('/Outlines');
            $this->_out('/First ' . $first_level[0] . ' 0 R');
            $this->_out('/Last ' . $first_level[sizeof($first_level)-1] . ' 0 R');
            $this->_out('/Count ' . sizeof($first_level));
            $this->_out('>>');
            $this->_out('endobj');
        }
    }

    function _putresources()
    {
        parent::_putresources();
        $this->_putbookmarks();
    }

    function _putcatalog()
    {
        parent::_putcatalog();
        if (count($this->Outlines) > 0) {
            $this->_out('/Outlines ' . $this->def_outlines . ' 0 R');
            $this->_out('/PageMode /UseOutlines');
        }
    }
    function SetWidths($w)
    {
        // column widths
        $this->widths = $w;
    }

    function Row($data, $links)
    {
        // line height
        $nb = 0;
        $data_cnt = count($data);
        for ($i = 0;$i < $data_cnt;$i++)
        $nb = max($nb, $this->NbLines($this->widths[$i], $data[$i]));
        $il = $this->FontSize;
        $h = ($il + 1) * $nb;
        // page break if necessary
        $this->CheckPageBreak($h);
        // draw the cells
        $data_cnt = count($data);
        for ($i = 0;$i < $data_cnt;$i++) {
            $w = $this->widths[$i];
            // save current position
            $x = $this->GetX();
            $y = $this->GetY();
            // draw the border
            $this->Rect($x, $y, $w, $h);
            if (isset($links[$i])) {
                $this->Link($x, $y, $w, $h, $links[$i]);
            }
            // print text
            $this->MultiCell($w, $il + 1, $data[$i], 0, 'L');
            // go to right side
            $this->SetXY($x + $w, $y);
        }
        // go to line
        $this->Ln($h);
    }

    function CheckPageBreak($h)
    {
        // if height h overflows, manual page break
        if ($this->GetY() + $h > $this->PageBreakTrigger) {
            $this->AddPage($this->CurOrientation);
        }
    }

    function NbLines($w, $txt)
    {
        // compute number of lines used by a multicell of width w
        $cw = &$this->CurrentFont['cw'];
        if ($w == 0) {
            $w = $this->w - $this->rMargin - $this->x;
        }
        $wmax = ($w-2 * $this->cMargin) * 1000 / $this->FontSize;
        $s = str_replace("\r", '', $txt);
        $nb = strlen($s);
        if ($nb > 0 and $s[$nb-1] == "\n") {
            $nb--;
        }
        $sep = -1;
        $i = 0;
        $j = 0;
        $l = 0;
        $nl = 1;
        while ($i < $nb) {
            $c = $s[$i];
            if ($c == "\n") {
                $i++;
                $sep = -1;
                $j = $i;
                $l = 0;
                $nl++;
                continue;
            }
            if ($c == ' ') {
                $sep = $i;
            }
            $l += isset($cw[ord($c)])?$cw[ord($c)]:0 ;
            if ($l > $wmax) {
                if ($sep == -1) {
                    if ($i == $j) {
                        $i++;
                    }
                } else {
                    $i = $sep + 1;
                }
                $sep = -1;
                $j = $i;
                $l = 0;
                $nl++;
            } else {
                $i++;
            }
        }
        return $nl;
    }
} // end of the "PMA_PDF" class
/**
 * Draws tables schema
 *
 * @access private
 * @see PMA_RT
 */
class PMA_RT_Table {
    /**
     * Defines private properties
     */
    var $nb_fiels;
    var $table_name;
    var $width = 0;
    var $height;
    var $fields = array();
    var $height_cell = 6;
    var $x, $y;
    var $primary = array();

    /**
     * Sets the width of the table
     *
     * @param integer $ The font size
     * @global object    The current PDF document
     * @access private
     * @see PMA_PDF
     */
    function PMA_RT_Table_setWidth($ff)
    {
        // this looks buggy to me... does it really work if
        // there are fields that require wider cells than the name of the table?
        global $pdf;

        foreach ($this->fields AS $field) {
            $this->width = max($this->width, $pdf->GetStringWidth($field));
        }
        $this->width += $pdf->GetStringWidth('  ');
        $pdf->SetFont($ff, 'B');
        $this->width = max($this->width, $pdf->GetStringWidth('  ' . $this->table_name));
        $pdf->SetFont($ff, '');
    } // end of the "PMA_RT_Table_setWidth()" method
    /**
     * Sets the height of the table
     *
     * @access private
     */
    function PMA_RT_Table_setHeight()
    {
        $this->height = (count($this->fields) + 1) * $this->height_cell;
    } // end of the "PMA_RT_Table_setHeight()" method
    /**
     * Do draw the table
     *
     * @param boolean $ Whether to display table position or not
     * @param integer $ The font size
     * @param boolean $ Whether to display color
     * @param integer $ The max. with among tables
     * @global object    The current PDF document
     * @access private
     * @see PMA_PDF
     */
    function PMA_RT_Table_draw($show_info, $ff, $setcolor = 0)
    {
        global $pdf, $with_doc;

        $pdf->PMA_PDF_setXyScale($this->x, $this->y);
        $pdf->SetFont($ff, 'B');
        if ($setcolor) {
            $pdf->SetTextColor(200);
            $pdf->SetFillColor(0, 0, 128);
        }
        if ($with_doc) {
            $pdf->SetLink($pdf->PMA_links['RT'][$this->table_name]['-'], -1);
        } else {
            $pdf->PMA_links['doc'][$this->table_name]['-'] = '';
        }

        if ($show_info) {
            $pdf->PMA_PDF_cellScale($this->width, $this->height_cell, sprintf('%.0f', $this->width) . 'x' . sprintf('%.0f', $this->height) . ' ' . $this->table_name, 1, 1, 'C', $setcolor, $pdf->PMA_links['doc'][$this->table_name]['-']);
        } else {
            $pdf->PMA_PDF_cellScale($this->width, $this->height_cell, $this->table_name, 1, 1, 'C', $setcolor, $pdf->PMA_links['doc'][$this->table_name]['-']);
        }
        $pdf->PMA_PDF_setXScale($this->x);
        $pdf->SetFont($ff, '');
        $pdf->SetTextColor(0);
        $pdf->SetFillColor(255);

        foreach ($this->fields AS $field) {
            // loic1 : PHP3 fix
            // if (in_array($field, $this->primary)) {
            if ($setcolor) {
                if (in_array($field, $this->primary)) {
                    $pdf->SetFillColor(215, 121, 123);
                }
                if ($field == $this->displayfield) {
                    $pdf->SetFillColor(142, 159, 224);
                }
            }
            if ($with_doc) {
                $pdf->SetLink($pdf->PMA_links['RT'][$this->table_name][$field], -1);
            } else {
                $pdf->PMA_links['doc'][$this->table_name][$field] = '';
            }

            $pdf->PMA_PDF_cellScale($this->width, $this->height_cell, ' ' . $field, 1, 1, 'L', $setcolor, $pdf->PMA_links['doc'][$this->table_name][$field]);
            $pdf->PMA_PDF_setXScale($this->x);
            $pdf->SetFillColor(255);
        } // end while
        /*if ($pdf->PageNo() > 1) {
            $pdf->PMA_PDF_die($GLOBALS['strScaleFactorSmall']);
        } */
    } // end of the "PMA_RT_Table_draw()" method
    /**
     * The "PMA_RT_Table" constructor
     *
     * @param string $ The table name
     * @param integer $ The font size
     * @param integer $ The max. with among tables
     * @global object    The current PDF document
     * @global integer   The current page number (from the
     *                     $cfg['Servers'][$i]['table_coords'] table)
     * @global array     The relations settings
     * @global string    The current db name
     * @access private
     * @see PMA_PDF, PMA_RT_Table::PMA_RT_Table_setWidth,
          PMA_RT_Table::PMA_RT_Table_setHeight
     */
    function PMA_RT_Table($table_name, $ff, &$same_wide_width)
    {
        global $pdf, $pdf_page_number, $cfgRelation, $db;

        $this->table_name = $table_name;
        $sql = 'DESCRIBE ' . PMA_backquote($table_name);
        $result = PMA_DBI_try_query($sql, null, PMA_DBI_QUERY_STORE);
        if (!$result || !PMA_DBI_num_rows($result)) {
            $pdf->PMA_PDF_die(sprintf($GLOBALS['strPdfInvalidTblName'], $table_name));
        }
        // load fields
        while ($row = PMA_DBI_fetch_row($result)) {
            $this->fields[] = $row[0];
        }
        // height and width
        $this->PMA_RT_Table_setWidth($ff);
        $this->PMA_RT_Table_setHeight();
        if ($same_wide_width < $this->width) {
            $same_wide_width = $this->width;
        }
        // x and y
        $sql = 'SELECT x, y FROM '
         . PMA_backquote($GLOBALS['cfgRelation']['db']) . '.' . PMA_backquote($cfgRelation['table_coords'])
         . ' WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\''
         . ' AND   table_name = \'' . PMA_sqlAddslashes($table_name) . '\''
         . ' AND   pdf_page_number = ' . $pdf_page_number;
        $result = PMA_query_as_cu($sql, false, PMA_DBI_QUERY_STORE);

        if (!$result || !PMA_DBI_num_rows($result)) {
            $pdf->PMA_PDF_die(sprintf($GLOBALS['strConfigureTableCoord'], $table_name));
        }
        list($this->x, $this->y) = PMA_DBI_fetch_row($result);
        $this->x = (double) $this->x;
        $this->y = (double) $this->y;
        // displayfield
        $this->displayfield = PMA_getDisplayField($db, $table_name);
        // index
        $result = PMA_DBI_query('SHOW INDEX FROM ' . PMA_backquote($table_name) . ';', null, PMA_DBI_QUERY_STORE);
        if (PMA_DBI_num_rows($result) > 0) {
            while ($row = PMA_DBI_fetch_assoc($result)) {
                if ($row['Key_name'] == 'PRIMARY') {
                    $this->primary[] = $row['Column_name'];
                }
            }
        } // end if
    } // end of the "PMA_RT_Table()" method
} // end class "PMA_RT_Table"
/**
 * Draws relation links
 *
 * @access private
 * @see PMA_RT
 */
class PMA_RT_Relation {
    /**
     * Defines private properties
     */
    var $x_src, $y_src;
    var $src_dir ;
    var $dest_dir;
    var $x_dest, $y_dest;
    var $w_tick = 5;

    /**
     * Gets arrows coordinates
     *
     * @param string $ The current table name
     * @param string $ The relation column name
     * @return array Arrows coordinates
     * @access private
     */
    function PMA_RT_Relation_getXy($table, $column)
    {
        $pos = array_search($column, $table->fields);