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campo-sirio/include/reprint.cpp
guy 761ab3618f Patch level : 10.0 252 
Files correlati     : bagn009.msk
Ricompilazione Demo : [ ]
Commento            :
Aggiunte icone di supporto alla firma digitale


git-svn-id: svn://10.65.10.50/trunk@18442 c028cbd2-c16b-5b4b-a496-9718f37d4682
2009-03-06 16:25:35 +00:00

2746 lines
67 KiB
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Executable File
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#include <automask.h>
#include <colors.h>
#include <config.h>
#include <defmask.h>
#include <diction.h>
#include <dongle.h>
#include <modaut.h>
#include <printer.h>
#include <progind.h>
#include <reprint.h>
#include <spotlite.h>
#include <statbar.h>
#include <treectrl.h>
#include <urldefid.h>
#include <utility.h>
#include <xvtility.h>
#include <bagn003.h>
static bool _print_aborted = false;
///////////////////////////////////////////////////////////
// Utility
///////////////////////////////////////////////////////////
static void advanced_draw_justified_text_line(WINDOW w, const char* text, short x, short y, short dx)
{
TString256 txt(text); txt.rtrim();
int spaces = 0;
for (int s = 0; txt[s]; s++)
if (isspace(txt[s])) spaces++;
// Il testo e' giustificabile se ha degli spazi ed occupa meno della riga
if (spaces > 0)
{
const int tw = xvt_dwin_get_text_width(w, txt, -1);
if (tw < dx)
{
txt << ' '; // Aggiunge spazio finale
const double kspc = double(dx - tw) / spaces;
int start = 0;
double kx = x;
for (int i = 0; txt[i]; i++) if (isspace(txt[i]))
{
const bool last_word = txt[i+1] == '\0';
const TString& parola = txt.sub(start, i + (last_word ? 0 : 1));
const int lw = xvt_dwin_get_text_width(w, parola, -1);
if (last_word) // ultima parola
kx = x+dx-lw;
xvt_dwin_draw_text(w, int(kx+0.5), y, parola, -1);
kx += lw + kspc;
start = i+1;
}
}
else
xvt_dwin_draw_text(w, x, y, txt, -1); // Stringa che deborda dalla riga
}
else
xvt_dwin_draw_text(w, x, y, txt, -1); // Stringa senza spazi
}
void advanced_draw_text_line(WINDOW w, const char* text, const RCT& r, char halign, char valign)
{
const short dx = r.right-r.left;
const short dy = r.bottom-r.top;
short x = r.left;
short y = r.bottom;
if (halign != 'L')
{
const int tw = xvt_dwin_get_text_width(w, text, -1);
switch (halign)
{
case 'C': x += (dx - tw)/2; break;
case 'R': x = r.right-tw; break;
default : break;
}
}
// Text Height
int leading, ascent, descent;
xvt_dwin_get_font_metrics(w, &leading, &ascent, &descent);
switch (valign)
{
case 'C': y -= (dy - ascent)/2; break;
case 'T': y = r.top + leading + ascent; break;
default : y -= descent; break;
}
bool can_draw = true;
RCT orig; xvt_dwin_get_clip(w, &orig);
bool restore_clip = !xvt_rect_is_empty(&orig);
if (restore_clip)
{
RCT clipper;
can_draw = xvt_rect_intersect(&clipper, &orig, (RCT*)&r) != 0;
if (can_draw)
xvt_dwin_set_clip(w, (RCT*)&clipper);
else
restore_clip = false;
}
else
xvt_dwin_set_clip(w, (RCT*)&r);
if (can_draw)
{
if (halign == 'J')
advanced_draw_justified_text_line(w, text, x, y, dx);
else
xvt_dwin_draw_text(w, x, y, text, -1);
if (restore_clip)
xvt_dwin_set_clip(w, &orig);
}
}
bool finisce_per_punto(const TString& str)
{
bool yes = false;
const int len = str.len();
if (len > 0)
{
const char last = str[len-1];
yes = strchr(".!?:", last) != NULL;
}
return yes;
}
void advanced_draw_paragraph(WINDOW win, const TString_array& para, const RCT& rct,
char halign, char valign, int default_10row_height)
{
const int rows = para.items();
if (rows > 1) // Devo scrivere piu' righe?
{
int leading, ascent, descent;
xvt_dwin_get_font_metrics(win, &leading, &ascent, &descent);
int ky10 = (leading + ascent + descent) * 10;
// Aggiusta l'altezza di una riga standard, se necessario
if (ky10 < default_10row_height && ky10 > 75*default_10row_height/100)
ky10 = default_10row_height;
const int rct_height = rct.bottom - rct.top;
int ybase = rct.top;
switch (valign)
{
case 'C': ybase += (rct_height - (rows * ky10) / 10) / 2; break;
case 'B': ybase += rct_height - (rows * ky10) / 10; break;
default : break;
}
for (int row = 0; row < rows; row++)
{
const int top = ybase + (ky10 * row) / 10;
if (top < rct.bottom)
{
const TString& line = para.row(row);
if (line.full())
{
RCT rctline = rct;
rctline.top = top;
rctline.bottom = top + ky10 / 10;
char ha = halign;
if (ha == 'J' && (row == rows-1 || finisce_per_punto(line)))
ha = 'L'; // Le righe finali non vanno giustificate
advanced_draw_text_line(win, line, rctline, ha, 'T');
}
}
else
break;
}
}
else
{
if (halign == 'J') halign = 'L'; // Le righe isolate non vanno giustificate
advanced_draw_text_line(win, para.row(0), rct, halign, valign);
}
}
///////////////////////////////////////////////////////////
// TReport_link
///////////////////////////////////////////////////////////
void TReport_link::set(const char* field, const TString& var)
{
_fields.add(field, var, true);
}
const TString& TReport_link::get(const char* field) const
{
const TString* var = (const TString*)_fields.objptr(field);
return var != NULL ? *var : (const TString&)EMPTY_STRING;
}
void TReport_link::add_rect(const RCT& rct)
{
// Non memorizzo tutti i rettangoli del link, ma la loro unione
if (xvt_rect_is_empty(&_rct))
_rct = rct;
else
{
if (rct.left < _rct.left) _rct.left = rct.left;
if (rct.top < _rct.top) _rct.top = rct.top;
if (rct.right > _rct.right) _rct.right = rct.right;
if (rct.bottom > _rct.bottom) _rct.bottom = rct.bottom;
}
}
int TReport_link::hit_test(const PNT& p) const
{
if (p.v < _rct.top)
return -1;
if (p.v > _rct.bottom)
return +1;
if (p.h < _rct.left)
return -1;
if (p.h > _rct.right)
return +1;
return 0;
}
int TReport_link::compare(const TSortable& s) const
{
const TReport_link& lnk = (const TReport_link&)s;
int cmp = _rct.top - lnk._rct.top;
if (cmp == 0)
cmp = _rct.left - lnk._rct.left;
return cmp;
}
TReport_link::TReport_link(const char* table)
: _table(table)
{
xvt_rect_set_empty(&_rct);
}
///////////////////////////////////////////////////////////
// TPrint_preview_window
///////////////////////////////////////////////////////////
class TPrint_preview_window : public TField_window
{
TBook* _book;
word _page;
int _zoom;
bool _grid;
TAssoc_array _alinks;
TPointer_array _plinks;
protected:
void page_select();
void popup_menu(EVENT* ep);
const TReport_link* find_link(const PNT& pnt) const;
void draw_page(int pg);
virtual void handler(WINDOW win, EVENT* ep);
virtual void update();
virtual bool on_key(KEY k);
void do_scroll(int kx, int ky);
public:
virtual PNT log2dev(long lx, long ly) const;
void update_scroll_range();
TAssoc_array& alinks() { return _alinks; }
TPointer_array& plinks() { return _plinks; }
TPrint_preview_window(int x, int y, int dx, int dy, WINDOW parent,
TWindowed_field* owner, TBook* book);
virtual ~TPrint_preview_window();
};
PNT TPrint_preview_window::log2dev(long lx, long ly) const
{
PNT pnt = { short(ly), short(lx) };
const TPoint res = _book->page_res();
if (res.x > 0 && res.y > 0) // Should always be true :-)
{
pnt.h = short(lx * _zoom / res.x);
pnt.v = short(ly * _zoom / res.y);
}
const TPoint orig = origin();
pnt.h -= short(orig.x);
pnt.v -= short(orig.y);
return pnt;
}
void TPrint_preview_window::update_scroll_range()
{
update_thumb(0, 0); // Azzero origine
const TPoint pag = _book->page_size();
const PNT pnt = log2dev(pag.x, pag.y);
RCT rct; xvt_vobj_get_client_rect(win(), &rct);
const PNT siz = { rct.bottom, rct.right };
set_scroll_max(pnt.h, pnt.v);
set_thumb_size(siz.h, siz.v);
}
void TPrint_preview_window::draw_page(int pg)
{
RCT rct; xvt_vobj_get_client_rect(win(), &rct);
const TPoint size = _book->page_size();
const PNT pag = log2dev(size.x, size.y);
const PNT ori = log2dev(0, 0);
if (ori.h > 0) rct.left = ori.h;
if (ori.v > 0) rct.top = ori.v;
if (pag.h < rct.right) rct.right = pag.h;
if (pag.v < rct.bottom) rct.bottom = pag.v;
hide_pen(); // Disegna foglio bianco
set_brush(COLOR_WHITE);
xvt_dwin_draw_rect(win(), &rct);
set_pen(COLOR_GRAY); // Disegna ombra grigia
const PNT poly[4] = { {rct.bottom,rct.left+1}, {rct.bottom,rct.right+1}, {rct.top+1,rct.right+1}, {0,0} };
xvt_dwin_draw_polyline(win(), poly, 3); // Disegna ombra
if (_grid)
{
const TPoint res = _book->page_res();
const int lpi = _book->lpi();
for (int i = 1; lpi > 0; i++)
{
set_pen(i%lpi ? XVT_MAKE_COLOR(232,232,255) : XVT_MAKE_COLOR(255,192,255));
const short y = short(i * res.y / lpi);
if (y > size.y)
break;
line(0, y, (short)size.x, y);
}
const int cpi = _book->cpi();
for (int j = 1; cpi > 0; j++)
{
set_pen(j%10 ? XVT_MAKE_COLOR(232,232,255) : XVT_MAKE_COLOR(255,192,255));
const short x = short(j * res.x / cpi);
if (x > size.x)
break;
line(x, 0, x, (short)size.y);
}
}
_book->print_page(*this, pg);
}
void TPrint_preview_window::update()
{
clear(MASK_BACK_COLOR);
draw_page(_page);
size_t last_page = _page;
const size_t pages = _book->pages();
if (_page < pages)
{
const TPoint o = origin();
set_origin(0, 0);
const TPoint size = _book->page_size();
const PNT pag = log2dev(size.x, size.y);
RCT rct; xvt_vobj_get_client_rect(win(), &rct);
const int nh = rct.right / (pag.h+2), nv = rct.bottom / (pag.v+2);
if (nh > 1 || nv > 1)
{
for (int v = 0; v < nv; v++)
{
for (int h = 0; h < nh; h++)
{
if ((h > 0 || v > 0) && last_page < pages)
{
set_origin(o.x - h*rct.right/nh, o.y - v*rct.bottom/nv);
draw_page(++last_page);
}
}
}
}
set_origin(o.x, o.y);
}
TString80 str;
if (last_page > _page)
str.format(FR("Pagine da %u a %u di %u"), _page, last_page, pages);
else
str.format(FR("Pagina %u di %u"), _page, pages);
statbar_set_title(TASK_WIN, str);
TMask& m = owner().mask();
m.enable(DLG_FIRSTREC, _page > 1);
m.enable(DLG_PREVREC, _page > 1);
m.enable(DLG_FINDREC, pages > 1);
m.enable(DLG_NEXTREC, _page < pages);
m.enable(DLG_LASTREC, _page < pages);
}
#define POPUP_FIRST 20883
#define POPUP_PREV 20884
#define POPUP_NEXT 20885
#define POPUP_SEARCH 20886
#define POPUP_LAST 20887
#define POPUP_ZOOMIN 20888
#define POPUP_ZOOMOUT 20889
#define POPUP_GRID 20890
void TPrint_preview_window::popup_menu(EVENT* ep)
{
MENU_ITEM menu[16]; // Stiamo larghi
memset(menu, 0, sizeof(menu));
menu[0].tag = POPUP_FIRST; menu[0].text = (char*)PR("Prima"); menu[0].enabled = _page > 1;
menu[1].tag = POPUP_PREV; menu[1].text = (char*)PR("Indietro"); menu[1].enabled = _page > 1;
menu[2].tag = POPUP_NEXT; menu[2].text = (char*)PR("Avanti"); menu[2].enabled = _page < _book->pages();
menu[3].tag = POPUP_LAST; menu[3].text = (char*)PR("Ultima"); menu[3].enabled = _page < _book->pages();
menu[4].tag = -1; menu[4].separator = true;
menu[5].tag = POPUP_ZOOMIN; menu[5].text = (char*)PR("Zoom +"); menu[5].enabled = _zoom < 300;
menu[6].tag = POPUP_ZOOMOUT; menu[6].text = (char*)PR("Zoom -"); menu[6].enabled = _zoom > 35;
menu[7].tag = -1; menu[7].separator = true;
menu[8].tag = POPUP_GRID; menu[8].text = (char*)PR("Griglia"); menu[8].enabled = true;
menu[8].checkable = true; menu[8].checked = _grid;
const PNT& p = ep->v.mouse.where;
xvt_menu_popup(menu, win(), p, XVT_POPUP_CENTER, 0);
}
void TPrint_preview_window::page_select()
{
TMask m(TR("Ricerca"), 1, 28, 4);
m.add_number(101, 0, PR("Pagina "), 1, 1, 4, "U").check_type(CHECK_REQUIRED);
m.add_button(DLG_OK, 0, "", -12, -1, 10, 2);
m.add_button(DLG_CANCEL, 0, "", -22, -1, 10, 2);
if (m.run())
{
_page = m.get_int(101);
if (_page < 1) _page = 1;
if (_page > _book->pages())
_page = _book->pages();
}
}
const TReport_link* TPrint_preview_window::find_link(const PNT& pnt) const
{
int primo = 0, ultimo = _plinks.last();
while (primo <= ultimo)
{
const int in_mezzo = (primo+ultimo)/2;
const TReport_link* lnk = (const TReport_link*)_plinks.objptr(in_mezzo);
const int cmp = lnk->hit_test(pnt);
if (cmp == 0)
return lnk;
if (cmp < 0)
ultimo = in_mezzo-1;
else
primo = in_mezzo+1;
}
return NULL;
}
void TPrint_preview_window::handler(WINDOW win, EVENT* ep)
{
static PNT ptPan;
switch (ep->type)
{
case E_MOUSE_MOVE:
switch (ep->v.mouse.button)
{
case 2:
{
const PNT& ptCur = ep->v.mouse.where;
TPoint orig = origin();
orig.x += ptPan.h - ptCur.h;
orig.y += ptPan.v - ptCur.v;
update_thumb(orig.x, orig.y);
force_update();
ptPan = ptCur;
}
break;
default:
if (find_link(ep->v.mouse.where) != NULL)
xvt_win_set_cursor(win, 8004); // Ditino
else
xvt_win_set_cursor(win, CURSOR_ARROW); // Freccia
break;
}
break;
case E_MOUSE_DOWN:
switch (ep->v.mouse.button)
{
case 0:
{
const TReport_link* lnk = find_link(ep->v.mouse.where);
if (lnk != NULL && _book != NULL)
_book->on_link(*lnk);
}
break;
case 1:
popup_menu(ep);
break;
case 2:
ptPan = ep->v.mouse.where;
break;
default:
break;
}
break;
case E_COMMAND:
{
bool processed = true;
switch(ep->v.cmd.tag)
{
case POPUP_FIRST :
processed = _page > 1;
if (processed) _page = 1;
break;
case POPUP_PREV :
processed = _page > 1;
if (processed) _page--;
break;
case POPUP_SEARCH : page_select(); break;
case POPUP_NEXT :
processed = _page < _book->pages();
if (processed) _page++;
break;
case POPUP_LAST :
processed = _page < _book->pages();
if (processed) _page = _book->pages();
break;
case POPUP_ZOOMIN : if (_zoom < 300) { _zoom += 10; update_scroll_range(); } break;
case POPUP_ZOOMOUT: if (_zoom > 35) { _zoom -= 10; update_scroll_range(); } break;
case POPUP_GRID : _grid = !_grid; break;
default:processed = false; break;
}
if (processed)
force_update();
}
break;
case E_HSCROLL:
case E_VSCROLL:
{
int kx = 0, ky = 0;
int& k = ep->type == E_HSCROLL ? kx : ky;
switch(ep->v.scroll.what)
{
case SC_PAGE_UP : k = -3; break;
case SC_LINE_UP : k = -1; break;
case SC_PAGE_DOWN: k = +3; break;
case SC_LINE_DOWN: k = +1; break;
default : TField_window::handler(win, ep); break;
}
if (k != 0)
do_scroll(kx, ky); break;
}
break;
default:
TField_window::handler(win, ep);
break;
}
}
void TPrint_preview_window::do_scroll(int kx, int ky)
{
const TPoint& r = range();
TPoint orig = origin();
orig.x += kx * r.x/8;
orig.y += ky * r.y/6;
if (orig.x < 0) orig.x = 0;
if (orig.x > r.x) orig.x = r.x;
if (orig.y < 0) orig.y = 0;
if (orig.y > r.y) orig.y = r.y;
if (orig != origin())
{
update_thumb(orig.x, orig.y);
force_update();
}
}
bool TPrint_preview_window::on_key(KEY k)
{
bool ok = true;
switch (k)
{
case '+' : dispatch_e_menu(win(), POPUP_ZOOMIN); break;
case '-' : dispatch_e_menu(win(), POPUP_ZOOMOUT); break;
case K_HOME :
case K_LHOME : dispatch_e_menu(win(), POPUP_FIRST); break;
case K_PREV : dispatch_e_menu(win(), POPUP_PREV); break;
case K_NEXT : dispatch_e_menu(win(), POPUP_NEXT); break;
case K_END:
case K_LEND : dispatch_e_menu(win(), POPUP_LAST); break;
case K_LEFT : do_scroll(-1, 0); break;
case K_RIGHT : do_scroll(+1, 0); break;
case K_UP : do_scroll(0, -1); break;
case K_DOWN : do_scroll(0, +1); break;
case 'G' :
case 'g' : dispatch_e_menu(win(), POPUP_GRID); break;
default :
if (k > K_CTRL)
dispatch_e_char(parent(), k); // Gestione acceleratori
else
ok = TField_window::on_key(k);
break;
};
return ok;
}
TPrint_preview_window::TPrint_preview_window(int x, int y, int dx, int dy, WINDOW parent,
TWindowed_field* owner, TBook* book)
: TField_window(x, y, dx, dy, parent, owner), _book(book),
_page(1), _zoom(100), _grid(false)
{
_pixmap = true;
TConfig ini(CONFIG_GUI, "Preview");
_grid = ini.get_bool("Grid");
}
TPrint_preview_window::~TPrint_preview_window()
{
TConfig ini(CONFIG_GUI, "Preview");
ini.set("Grid", _grid ? "X" : "");
}
///////////////////////////////////////////////////////////
// TPrint_preview_field
///////////////////////////////////////////////////////////
class TPrint_preview_field : public TWindowed_field
{
TBook* _book;
protected:
virtual TField_window* create_window(int x, int y, int dx, int dy, WINDOW parent);
public:
TPrint_preview_field(TMask* m, TBook* book) : TWindowed_field(m), _book(book) { }
};
TField_window* TPrint_preview_field::create_window(int x, int y, int dx, int dy, WINDOW parent)
{
return new TPrint_preview_window(x, y, dx, dy, parent, this, _book);
}
///////////////////////////////////////////////////////////
// TPreview_mask
///////////////////////////////////////////////////////////
class TPreview_mask : public TAutomask
{
TBook* _book;
TPrint_preview_field* _pvf;
protected:
virtual bool on_key(KEY k);
virtual bool on_field_event(TOperable_field& o, TField_event e, long jolly);
virtual TMask_field* parse_field(TScanner& scanner);
virtual void handler(WINDOW win, EVENT* ep);
public:
TPreview_mask(TBook* book);
};
bool TPreview_mask::on_key(KEY k)
{
switch (k)
{
case '+' :
case '-' :
case K_HOME :
case K_LHOME:
case K_LEFT :
case K_RIGHT:
case K_END :
case K_LEND :
case K_PREV :
case K_NEXT :
case 'G' :
case 'g' :
if (_pvf != NULL)
return _pvf->win().on_key(k);
break;
default:
break;
}
return TAutomask::on_key(k);
}
void TPreview_mask::handler(WINDOW win, EVENT* ep)
{
// Riflessione eventi di scroll
switch (ep->type)
{
case E_HSCROLL:
case E_VSCROLL:
if (_pvf != NULL)
::dispatch_event(_pvf->win().win(), *ep, false);
break;
case E_SIZE:
if (_pvf != NULL)
{
TPrint_preview_window& ppw = (TPrint_preview_window&)_pvf->win();
xvt_vobj_maximize(ppw.win());
ppw.update_scroll_range();
}
break;
default:
TAutomask::handler(win, ep);
break;
}
}
bool TPreview_mask::on_field_event(TOperable_field& o, TField_event e, long jolly)
{
if (e == fe_button)
{
short idm = 0;
switch (o.dlg())
{
case DLG_FIRSTREC: idm = POPUP_FIRST; break;
case DLG_PREVREC : idm = POPUP_PREV; break;
case DLG_FINDREC : idm = POPUP_SEARCH; break;
case DLG_NEXTREC : idm = POPUP_NEXT; break;
case DLG_LASTREC : idm = POPUP_LAST; break;
default: break;
}
if (idm > 0 && _pvf != NULL)
dispatch_e_menu(_pvf->win().win(), idm);
}
return true;
}
TMask_field* TPreview_mask::parse_field(TScanner& scanner)
{
if (scanner.token().starts_with("PR"))
{
_pvf = new TPrint_preview_field(this, _book);
return _pvf;
}
return TAutomask::parse_field(scanner);
}
TPreview_mask::TPreview_mask(TBook* book) : _book(book), _pvf(NULL)
{
read_mask("bagn008", 0, -1);
set_handlers();
}
///////////////////////////////////////////////////////////
// TWindow_printer
///////////////////////////////////////////////////////////
class TWindow_printer : public TWindow
{
long _pvr, _phr;
long _ph, _pw;
protected:
bool is_ok() const { return win() != NULL_WIN; }
virtual PNT log2dev(long x, long y) const;
public:
bool print_doc(const TFilename& name);
TWindow_printer(PRINT_RCD* rcd, const char* title);
~TWindow_printer();
};
PNT TWindow_printer::log2dev(long x, long y) const
{
PNT ptdev;
ptdev.h = short((x * _phr) / BOOKDPI);
ptdev.v = short((y * _pvr) / BOOKDPI);
#ifdef DBG
if(ptdev.h < 0 || ptdev.h >= _pw)
xvtil_statbar_set("Coordinata X errata");
if(ptdev.v < 0 || ptdev.v >= _ph)
xvtil_statbar_set("Coordinata Y errata");
#endif
return ptdev;
}
bool TWindow_printer::print_doc(const TFilename& name)
{
bool ok = name.exist();
if (ok)
{
const bool printing = is_ok();
if (printing)
xvt_print_suspend_thread();
ok = xvt_sys_goto_url(name, "print") != 0;
if (printing)
xvt_print_restart_thread();
}
return ok;
}
TWindow_printer::TWindow_printer(PRINT_RCD* rcd, const char* title)
{
WINDOW prwin = xvt_print_create_win(rcd, title);
set_win(prwin);
_pixmap = true;
xvt_app_escape (XVT_ESC_GET_PRINTER_INFO, rcd, &_ph, &_pw, &_pvr, &_phr);
}
TWindow_printer::~TWindow_printer()
{
if (is_ok())
{
xvt_vobj_destroy(win());
set_win(NULL_WIN);
}
}
///////////////////////////////////////////////////////////
// Writing a page
///////////////////////////////////////////////////////////
// Converte da coordinate logiche (1/100 caratteri) a coordinate di stampa
TPoint TBook::log2dev(const TPoint& ptlog) const
{
TPoint ptdev;
ptdev.x = (ptlog.x * _phr) / (100 * cpi());
ptdev.y = (ptlog.y * _pvr) / (100 * lpi());
return ptdev;
}
PNT TBook::log2pix(const TPoint& ptlog) const
{
TPoint ptdev = log2dev(ptlog);
return _printwin->log2dev(ptdev.x, ptdev.y);
}
int TBook::compute_text_frame(const TString& tmp, const TReport_font& font, TRectangle& rect, TString_array& para) const
{
// Calcola la larghezza massima e l'altezza di 10 righe
const TRectangle rect_riga(0,0,rect.width(),1000);
const PNT size = log2pix(rect_riga.size());
const int max_row_width = size.h;
const int def_10row_height = size.v;
WINDOW w = _printwin->win();
CHECK(w == PRINTER_WIN, "Finestra di stampa non valida");
xvt_dwin_set_font(w, font.get_xvt_font(*_printwin));
int leading, ascent, descent;
xvt_dwin_get_font_metrics(w, &leading, &ascent, &descent);
int ky10 = (leading + ascent + descent) * 10;
// Aggiusta l'altezza di 10 righe standard, se necessario
if (ky10 < def_10row_height && ky10 > 75*def_10row_height/100)
ky10 = def_10row_height;
TToken_string p(tmp, '\n');
FOR_EACH_TOKEN(p, line)
para.add(line);
for (int i = 0; i < para.items(); i++)
{
TString& row = para.row(i);
int pix = xvt_dwin_get_text_width(w, row, -1);
if (pix > max_row_width)
{
int good_len = 0;
const int first_space = row.find(' ');
if (first_space >= 0)
{
// Linea con almeno uno spazio
for (int i = first_space; row[i]; i++) if (row[i] == ' ')
{
pix = xvt_dwin_get_text_width(w, row, i);
if (pix <= max_row_width)
good_len = i;
else
break;
}
}
if (good_len == 0) // Puo' succedere per linee senza spazi o con parole lunghissime
{
for (good_len = row.len() * max_row_width / w + 1; good_len > 0; good_len--)
{
const int pix = xvt_dwin_get_text_width(w, row, good_len);
if (pix < max_row_width)
break;
}
}
TString next_row = row.mid(good_len);
next_row.ltrim();
para.insert(next_row, i+1);
row.cut(good_len);
}
}
int h = para.items() * ky10 * 100 / def_10row_height;
const int resto = h % 100;
if (resto != 0)
h += 100-resto;
rect.set_height(h);
return ky10;
}
TPoint TBook::page_size() const
{
if (_pw <= 0 || _ph <= 0) // Valori nulli: mi invento un A4
{
TPoint pag = page_res();
pag.x *= 8; pag.y *= 11;
return pag;
}
return TPoint(_pw, _ph);
}
TPoint TBook::page_res() const
{
const int resx = _phr > 0 ? _phr : 96;
const int resy = _pvr > 0 ? _pvr : 96;
return TPoint(resx, resy);
}
bool TBook::open_page()
{
if (_out == NULL) // Sto per scrivere la prima pagina
{
_out = new ofstream(_file);
_max_frame.x = _max_frame.y = 0;
}
_page++;
_index.add_long(_out->tellp(), page()); // Scrive alla posizione 1 l'inizio di pagina 1
*_out << "<page number=" << page() << '>' << endl;
memset(&_tools, 0, sizeof(_tools));
_font.create("", 12, XVT_FA_ALL);
_horizontal_alignment = 'L';
_vertical_alignment = 'T';
_rect.set(-1,-1,0,0);
_print_aborted = false;
_page_is_open = true;
return _page_is_open;
}
bool TBook::close_page()
{
if (!_page_is_open)
return false;
*_out << "</page number=" << page() << '>' << endl;
_pages++;
_page_is_open = false;
return true;
}
void TBook::set_font(const TReport_font& f)
{
if (f != _font)
{
_font = f;
*_out << "<font"
<< " name=\"" << f.name() << '"'
<< " size=" << f.size()
<< " style=" << f.style()
<< " />" << endl;
}
}
void TBook::define_frame(const TRectangle& rect)
{
if (rect != _rect)
{
_rect = rect;
*_out << "<frame"
<< " x=" << _rect.x << " y=" << _rect.y
<< " dx=" << _rect.width() << " dy=" << _rect.height()
<< " />" << endl;
// Ignora campi malamente copia/incollati a coordinate negative!
if (_rect.x > 0 && _rect.y > 0)
{
if (_rect.right() > _max_frame.x)
_max_frame.x = _rect.right();
if (_rect.bottom() > _max_frame.y)
_max_frame.y = _rect.bottom();
}
}
}
void TBook::set_clip(long top, long bottom)
{
if (bottom >= top)
{
const TRectangle rect(0, top, logical_page_width(), bottom-top);
define_frame(rect);
*_out << "<clip>" << endl;
}
else
*_out << "</clip>" << endl;
}
void TBook::draw_text(const TRectangle& r, const char* txt)
{
if (txt && *txt)
{
const TFixed_string str(txt);
if (str.full())
{
define_frame(r);
*_out << "<text>" << endl << str << endl << "</text>" << endl;
}
}
}
void TBook::draw_text(const TRectangle& r, const TString_array& txt)
{
if (!txt.empty())
{
define_frame(r);
*_out << "<text>" << endl;
for (int i = 0; i < txt.items(); i++)
{
const char* line = txt.row(i);
*_out << line << endl;
}
*_out << "</text>" << endl;
}
}
void TBook::draw_book_pages(const TRectangle& r)
{
define_frame(r);
*_out << "<pages/>" << endl;
}
void TBook::set_pen(COLOR color, int width, PEN_STYLE style)
{
if (_tools.pen.color != color || _tools.pen.width != width || _tools.pen.style != style)
{
_tools.pen.color = color;
_tools.pen.width = width;
_tools.pen.style = style;
*_out << "<pen color=" << color
<< " width=" << width
<< " style=" << style << " />" << endl;
}
}
void TBook::set_brush(COLOR color, PAT_STYLE pattern)
{
if (_tools.brush.color != color || _tools.brush.pat != pattern)
{
_tools.brush.color = color;
_tools.brush.pat = pattern;
*_out << "<brush color=" << color << " pattern=" << pattern << " />" << endl;
}
}
void TBook::set_text_color(COLOR fore, COLOR back, bool opaque)
{
if (_tools.fore_color != fore || _tools.back_color != back || _tools.opaque_text != short(opaque))
{
_tools.fore_color = fore;
_tools.back_color = back;
_tools.opaque_text = opaque;
*_out << "<text_color fore=" << fore
<< " back=" << back
<< " opaque=" << opaque << " />" << endl;
}
}
void TBook::set_text_align(char halign, char valign)
{
if (_horizontal_alignment != halign || _vertical_alignment != valign)
{
_horizontal_alignment = halign;
_vertical_alignment = valign;
*_out << "<text_align horizontal=" << halign << " vertical=" << valign << " />" << endl;
}
}
void TBook::draw_rectangle(const TRectangle& r)
{
define_frame(r);
*_out << "<rectangle/>" << endl;
}
void TBook::draw_round_rectangle(const TRectangle& r, int radius)
{
define_frame(r);
*_out << "<rounded_rectangle radius=" << radius << " />" << endl;
}
void TBook::draw_ellipse(const TRectangle& r)
{
define_frame(r);
*_out << "<ellipse/>" << endl;
}
void TBook::draw_line(const TRectangle& r)
{
define_frame(r);
*_out << "<line/>" << endl;
}
void TBook::draw_link(const TRectangle& rect, const char* text, const char* link)
{
define_frame(rect);
*_out << "<a href=\"" << link << "\" >" << text << "</a>" << endl;
}
void TBook::draw_image(const TRectangle& rect, const char* name)
{
define_frame(rect);
*_out << "<image src=\"" << name << "\" />" << endl;
}
void TBook::add_doc(const TString& name)
{
if (name.full())
{
TBook::open_page();
*_out << "<doc url=\"" << name << "\" />"<< endl;
TBook::close_page();
}
}
///////////////////////////////////////////////////////////
// Reading a page
///////////////////////////////////////////////////////////
bool get_xml_string(const TString& line, const char* attr, TString& value)
{
TString80 str; str << ' ' << attr << '=';
const int pos = line.find(str);
if (pos >= 0)
{
const int apicia = pos + strlen(attr) + 2;
if (line[apicia] == '"')
{
const int apicic = line.find('"', apicia+1);
if (apicic > apicia)
{
value = line.sub(apicia+1, apicic);
return true;
}
}
else
{
const int space = line.find(' ', apicia);
if (space > 0)
{
value = line.sub(apicia, space);
return true;
}
}
}
return false;
}
int get_xml_int(const TString& line, const char* attr, int def)
{
TString16 str;
if (get_xml_string(line, attr, str))
def = atoi(str);
return def;
}
void TBook::print_doc(TWindow& win, const TFilename& name)
{
const bool print = win.win() == 883;
if (print)
{
TWindow_printer& wp = (TWindow_printer&)win;
wp.print_doc(name);
}
else
{
TPoint ps = page_size();
TRectangle rect(TPoint(0,0), ps);
RCT page; win.log2dev(rect, page);
advanced_draw_text_line(win.win(), name, page, 'C', 'T');
TString8 ext = name.ext(); ext.lower();
if (ext == "bmp" || ext == "gif" || ext == "jpg" || ext == "jpeg" || ext == "png")
{
const TImage* img = _images.image(name);
if (img != NULL)
{
const TPoint pr = page_res();
rect.deflate(pr.x/2, pr.y/2);
win.log2dev(rect, page);
const double sx = double(page.right) / double(img->width());
const double sy = double(page.bottom) / double(img->height());
const double s = sx < sy ? sx : sy;
const int w = int(s * img->width());
const int h = int(s * img->height());
RCT rct;
rct.left = (page.right+page.left-w)/2; rct.right = rct.left + w;
rct.top = (page.bottom+page.top-h)/2; rct.bottom = rct.top + h;
img->draw(win.win(), rct);
}
}
}
}
bool TBook::print_page(TWindow& win, size_t page)
{
if (page <= 0 || page > pages())
return false;
WINDOW w = win.win();
const bool preview = w != PRINTER_WIN;
RCT visible;
if (preview)
{
xvt_vobj_get_client_rect(w, &visible);
TPrint_preview_window& pw = (TPrint_preview_window&)win;
pw.alinks().destroy();
}
TToken_string str(1024, '=');
TString_array paragrafo; // Testo completo di un campo
// Calcolo altezza riga standard
const TRectangle rect_riga(0,0,1000,1000);
RCT rct_riga; win.log2dev(rect_riga, rct_riga);
const int default_10row_height = rct_riga.bottom - rct_riga.top;
const streampos pos = _index.get_long(page);
ifstream ifs(_file);
ifs.seekg(pos);
_rect.set(-1,-1,0,0); // Reset frame
RCT rct = { 0,0,0,0 };
_horizontal_alignment = 'L'; // Reset text alignment
_vertical_alignment = 'T';
bool page_is_open = false; // Stato attuale della pagina della stampante
while (!ifs.eof())
{
ifs.getline(str.get_buffer(), str.size());
if (str.starts_with("</page"))
break;
if (str.starts_with("<page "))
{
// Non apro ora la pagina sulla stampante perche' potrei incontrare un allegato
continue;
}
if (str.starts_with("<doc")) // Stampa il documento allegato senza aprire la pagina su carta
{
TFilename name; get_xml_string(str, "url", name);
print_doc(win, name);
continue;
}
// Per i comandi successivi serve una pagina aperta!
if (!page_is_open && !preview)
{
page_is_open = xvt_print_open_page(_rcd) != 0;
if (!page_is_open)
return false;
}
if (str.starts_with("<a "))
{
if (preview && rct.bottom >= visible.top && rct.top <= visible.bottom)
{
TString link;
if (get_xml_string(str, "href", link))
{
TPrint_preview_window& pw = (TPrint_preview_window&)win;
TAssoc_array& links = pw.alinks();
TToken_string tok(link, '.');
TString80 table, field, key;
tok.get(0, table); tok.get(1, field);
key << table << ',' << _rect.y;
TReport_link* rl = (TReport_link*)links.objptr(key);
if (rl == NULL)
{
rl = new TReport_link(table);
links.add(key, rl);
}
const int inizio = str.find('>')+1;
const int fine = str.rfind('<');
const TString& stringona = str.sub(inizio, fine);
rl->set(field, stringona);
rl->add_rect(rct);
if (stringona.full() && rct.right > rct.left) // Possono esserci campi chiave nascosti
{
DRAW_CTOOLS dct;
xvt_dwin_get_draw_ctools(w, &dct);
XVT_FNTID oldfont = xvt_dwin_get_font(w);
XVT_FNTID newfont = xvt_font_create();
xvt_font_copy(newfont, oldfont, XVT_FA_ALL);
xvt_font_set_style(newfont, xvt_font_get_style(oldfont) | XVT_FS_UNDERLINE);
xvt_dwin_set_font(w, newfont);
win.set_color(COLOR_BLUE, dct.back_color);
advanced_draw_text_line(w, stringona, rct, _horizontal_alignment, _vertical_alignment);
win.set_color(dct.fore_color, dct.back_color);
xvt_dwin_set_font(w, oldfont);
xvt_font_destroy(oldfont);
xvt_font_destroy(newfont);
}
}
}
continue;
}
if (str.starts_with("<brush "))
{
// <brush color=%u pattern=%u />
COLOR col = str.get_long(1);
PAT_STYLE pat = (PAT_STYLE)str.get_long();
if (pat <= PAT_HOLLOW)
win.hide_brush();
else
win.set_brush(col, pat);
continue;
}
if (str.starts_with("<clip"))
{
xvt_dwin_set_clip(w, &rct);
} else
if (str.starts_with("</clip"))
{
xvt_dwin_set_clip(w, NULL);
} else
if (str == "<ellipse/>")
{
xvt_dwin_draw_oval(w, &rct);
continue;
}
if (str.starts_with("<frame "))
{
// <frame x=ld y=%ld dx=%ld dy=%ld />
const long x = str.get_long(1);
const long y = str.get_long();
const long dx= str.get_long();
const long dy= str.get_long();
_rect.set(x, y, dx, dy);
win.log2dev(_rect, rct);
continue;
}
if (str.starts_with("<font "))
{
TString80 name = DEFAULT_FONT_NAME; get_xml_string(str, "name", name);
const int size = get_xml_int(str, "size", 12);
const XVT_FONT_STYLE_MASK style = get_xml_int(str, "style", 0);
TReport_font font; font.create(name, size, style);
if (preview)
xvt_dwin_set_font(w, font.get_preview_font(win, page_res()));
else
xvt_dwin_set_font(w, font.get_xvt_font(win));
continue;
}
if (str.starts_with("<image "))
{
TFilename name; get_xml_string(str, "src", name);
TImage* img = _images.image(name);
if (img != NULL)
{
if (is_pdf())
{
name.custom_path();
xvt_dwin_draw_image_on_pdf(w, name, &rct);
}
else
img->draw(w, rct);
}
continue;
}
if (str == "<line/>")
{
const PNT fr = { rct.top, rct.left };
const PNT to = { rct.bottom, rct.right };
xvt_dwin_draw_set_pos(w, fr);
xvt_dwin_draw_line(w, to);
continue;
}
if (str == "<pages/>")
{
TString8 str; str.format("%u", pages());
advanced_draw_text_line(w, str, rct, _horizontal_alignment, _vertical_alignment);
continue;
}
if (str.starts_with("<pen "))
{
// <pen color=%u width=%d style=%u />
COLOR col = str.get_long(1);
int width = str.get_int();
PEN_STYLE style = (PEN_STYLE)str.get_int();
if (width < 0)
win.hide_pen();
else
{
if (preview)
win.set_pen(col, width);
else
win.set_pen(col, width * _phr / 72); // Converte width in 72' di pollice
}
continue;
}
if (str == "<rectangle/>")
{
xvt_dwin_draw_rect(w, &rct);
continue;
}
if (str.starts_with("<rounded_rectangle"))
{
const int radius = get_xml_int(str, "radius", 0);
const TRectangle rr(0,0,radius,radius);
RCT re; win.log2dev(rr, re);
const int rad = (re.right-re.left) * lpi() / (cpi() * 2);
xvt_dwin_draw_roundrect(w, &rct, rad, rad);
continue;
}
if (str.starts_with("<text>"))
{
paragrafo.destroy();
while (!ifs.eof())
{
ifs.getline(str.get_buffer(), str.size());
if (str == "</text>")
break;
paragrafo.add(str);
}
advanced_draw_paragraph(win.win(), paragrafo, rct,
_horizontal_alignment, _vertical_alignment,
default_10row_height);
continue;
}
if (str.starts_with("<text_align "))
{
// <text_align horizontal=%c vertical=%c />
_horizontal_alignment = str.get_char(1);
_vertical_alignment = str.get_char();
continue;
}
if (str.starts_with("<text_color"))
{
// <text_color fore=%u back=%u opaque=%d />
const COLOR fore = str.get_long(1);
const COLOR back = str.get_long();
const int opaque = str.get_int();
win.set_color(fore, back);
win.set_opaque_text(opaque != 0);
continue;
}
}
if (preview)
{
TPrint_preview_window& pw = (TPrint_preview_window&)win;
TAssoc_array& alinks = pw.alinks();
TPointer_array& plinks = pw.plinks();
plinks.destroy();
if (alinks.items() > 0)
{
FOR_EACH_ASSOC_OBJECT(alinks, h, key, l)
plinks.add((TReport_link*)l);
plinks.sort();
}
}
else
{
if (page_is_open)
xvt_print_close_page(_rcd);
}
return true;
}
bool TBook::export_text(const TFilename& fname, bool signature)
{
if (fname.ends_with(".pdf", true))
return export_pdf(fname, signature);
TToken_string str(1024, '=');
ifstream ifs(_file);
ofstream ofs(fname);
TString_array page;
int row, col, wid, hei;
const TPoint res = page_res();
while (!ifs.eof())
{
ifs.getline(str.get_buffer(), str.size());
if (str.starts_with("<frame "))
{
// <frame x=%ld y=%ld dx=%ld dy=%ld />
const long x = str.get_long(1);
const long y = str.get_long();
const long dx= str.get_long();
const long dy= str.get_long();
row = y * lpi() / res.y;
col = x * cpi() / res.x;
wid = dx * cpi() / res.x;
hei = dy * lpi() / res.y;
} else
if (str == "<line/>")
{
if (hei == 0 && wid > 0)
{
if (page.objptr(row) == NULL)
page.add("", row);
TString& line = page.row(row);
for (int i = 0; i < wid; i++)
{
const int j = i+col;
if (j >= line.len())
line.overwrite("-", j);
else
{
if (line[j] == '|')
line[j] = '+';
else
{
if (line[j] == ' ')
line[j] = '-';
}
}
}
} else
if (hei > 0 && wid == 0)
{
for (int i = row; i < row+hei; i++)
{
if (page.objptr(i) == NULL)
page.add("", i);
TString& line = page.row(i);
if (line.len() <= col)
line.overwrite("|", col);
else
{
if (line[col] == '-')
line[col] = '+';
else
{
if (line[col] == ' ')
line[col] = '|';
}
}
}
}
}
if (str.starts_with("<page "))
{
page.destroy();
} else
if (str.starts_with("</page "))
{
const int last_row = page.last();
for (int i = 0; i <= last_row; i++)
{
const TString* line = (const TString*)page.objptr(i);
if (line != NULL)
ofs << *line;
ofs << endl;
}
} else
if (str == "<pages/>")
{
TString8 str; str.format("%u", pages());
TString& line = page.row(row);
switch (_horizontal_alignment)
{
case 'C': line.overwrite(str, col+(wid-str.len())/2); break;
case 'R': line.overwrite(str, col+wid-str.len()); break;
default : line.overwrite(str, col); break;
}
} else
if (str == "<text>")
{
TString stringona;
while (!ifs.eof())
{
ifs.getline(str.get_buffer(), str.size());
if (str == "</text>")
break;
stringona << str << '\n';
}
stringona.rtrim();
TParagraph_string para(stringona, wid);
for (int i = 0; i < hei && i < para.items(); i++)
{
const int j = row+i;
if (page.objptr(j) == NULL)
page.add("", j);
str = para.get();
TString& line = page.row(j);
switch (_horizontal_alignment)
{
case 'C': line.overwrite(str, col+(wid-str.len())/2); break;
case 'R': line.overwrite(str, col+wid-str.len()); break;
default : line.overwrite(str, col); break;
}
}
} else
if (str.starts_with("<text_align "))
{
// <text_align horizontal=%c vertical=%c />
_horizontal_alignment = str.get_char(1);
_vertical_alignment = str.get_char();
}
}
return true;
}
bool TBook::init()
{
if (is_pdf())
{
int size;
_rcd = xvt_print_create_by_name(&size, XVT_PDF_PRINTER_NAME);
}
else
_rcd = printer().get_printrcd();
if (!xvt_print_is_valid(_rcd))
return error_box(TR("Stampante non valida"));
xvt_app_escape (XVT_ESC_GET_PRINTER_INFO, _rcd, &_ph, &_pw, &_pvr, &_phr);
if (_pw <= 0 || _ph <= 0)
return error_box(TR("Dimensioni pagina NULLE"));
if (_pvr <= 0 || _phr <= 0)
return error_box(TR("Risoluzione stampante NULLA"));
_ph = _ph * BOOKDPI / _pvr;
_pw = _pw * BOOKDPI / _phr;
_pvr = _phr = BOOKDPI;
if (_printwin != NULL)
delete _printwin;
_printwin = new TWindow_printer(_rcd, _pdf_file);
return true;
}
void TBook::split_file(int colonne)
{
TProgind pi(pages(), TR("Rigenerazione pagine"), true, true);
TFilename temp; temp.temp();
ofstream out(temp);
TPointer_array index;
close_output(); // Chiudo file di stampa eventualmente aperto
ifstream ifs(_file); // Apro file di stampa da splittare
TToken_string str(1024, '=');
for (unsigned int page = 1; page <= pages(); page++)
{
if (!pi.setstatus(page))
break;
const streampos pos = _index.get_long(page);
for (int c = 0; c < colonne; c++)
{
const TRectangle rct_page(c*_pw, 0, _pw, _ph);
ifs.seekg(pos);
while (!ifs.eof())
{
ifs.getline(str.get_buffer(), str.size());
if (str.starts_with("<page "))
{
const int p = (page-1)*colonne+1+c;
index.add_long(out.tellp(), p);
str.format("<page number=%d>", p);
} else
if (str.starts_with("<frame "))
{
// <frame x=%ld y=%ld dx=%ld dy=%ld />
const long x = str.get_long(1);
const long y = str.get_long();
const long dx= str.get_long();
const long dy= str.get_long();
str.format("<frame x=%ld y=%ld dx=%ld dy=%ld />", x-rct_page.x, y, dx, dy);
} else
if (str.starts_with("</page "))
{
str.format("</page number=%d>", index.last());
}
out << str << endl;
if (str.starts_with("</page "))
break;
}
}
}
out.close();
// Sostituisce il file di stampa con quello splittato ed aggiorna l'indice delle pagine
fcopy(temp, _file);
xvt_fsys_remove_file(temp);
_index = index;
_pages = _index.last();
}
void TBook::close_output()
{
if (_out != NULL)
{
_out->close();
delete _out;
}
_out = NULL;
}
void TBook::join_file(int pps)
{
TProgind pi(pages(), TR("Rigenerazione pagine"), true, true);
TFilename temp; temp.temp();
ofstream out(temp);
close_output(); // Chiudo file di stampa eventualmente aperto
ifstream ifs(_file); // Apro file di stampa da splittare
_index.destroy(); // Distruggo il vecchio indice delle pagine che poi ricostruisco
_pages = (_pages - 1) / pps + 1; // Ricalcolo in nuovo numero di pagine totali
int in_page = 1;
int out_page = 0;
int off_page = 0;
TToken_string str(1024, '=');
while (!ifs.eof())
{
ifs.getline(str.get_buffer(), str.size());
if (str.starts_with("<page "))
{
// <page number=%d />
in_page = str.get_int(1);
const int sub = ((in_page - 1) % pps);
off_page = sub * logical_page_height() / pps;
if (sub == 0)
{
out_page = (in_page - 1) / pps + 1;
_index.add_long(out.tellp(), out_page);
str.format("<page number=%d>", out_page);
}
else
{
// E' utile resettare l'allineamento dei testi :-)
str = "<text_align horizontal=L vertical=T />";
}
} else
if (str.starts_with("<frame ") && off_page > 0)
{
// <frame x=ld y=%ld dx=%ld dy=%ld />
const long x = str.get_long(1);
const long y = str.get_long();
const long dx= str.get_long();
const long dy= str.get_long();
str.format("<frame x=%ld y=%ld dx=%ld dy=%ld />", x, y+off_page, dx, dy);
} else
if (str.starts_with("</page "))
{
if (out_page % pps == 0)
{
str.format("</page number=%d>", out_page);
out_page = 0;
}
else
continue;
}
out << str << endl;
}
if (out_page != 0) // Non ho ancora scritto l'ultimo fine pagina
{
str.format("</page number=%d>", out_page);
out << str << endl;
}
out.close();
// Sostituisce il file di stampa con quello joinato
fcopy(temp, _file);
xvt_fsys_remove_file(temp);
}
bool TBook::can_split(int pages) const
{
return yesno_box(FR("Si desidera suddividere le pagine su %d fogli"), pages);
}
bool TBook::can_merge(int pages) const
{
return yesno_box(FR("Si desidera raggruppare %d pagine per foglio"), pages);
}
bool TBook::split_file_if_needed()
{
if (_max_frame.x > 100 && _max_frame.y > 100) // Evita calcolo splitting se possibile
{
const TPoint sheet(_pw, _ph);
const int spp = _max_frame.x > sheet.x ? (_max_frame.x+sheet.x-1) / sheet.x : 1;
if (spp > 1 && can_split(spp)) // Sheets per page
{
split_file(spp);
}
else
{
const int pps = (_max_frame.y > 100 && pages() > 1) ? sheet.y / _max_frame.y : 1;
if (pps > 1 && can_merge(pps))
join_file(pps);
}
_max_frame.x = _max_frame.y = 0; // Impedisce ulteriore splitting
}
return true;
}
bool TBook::main_loop()
{
_print_aborted = true;
if (!init())
return false;
if (_pageto < _pagefrom)
_pageto = pages();
_print_aborted = false;
for (word copy = 0; copy < _copies && !_print_aborted; copy++)
{
for (size_t page = _pagefrom; page <= _pageto && !_print_aborted; page++)
{
if (!print_page( *_printwin, page))
_print_aborted = true;
}
}
if (is_pdf())
{
xvt_print_destroy(_rcd);
_rcd = NULL;
_pdf_file.cut(0);
}
return !_print_aborted;
}
static BOOLEAN main_loop_callback(long jolly)
{
TBook* pp = (TBook*)jolly;
return pp->main_loop();
}
bool TBook::print(size_t pagefrom, size_t pageto, word copies)
{
if (pages() <= 0)
return false;
if (pagefrom == 0)
{
TPrinter& p = printer();
TMask msk("bagn003");
msk.set(F_PRINTER, p.printername());
msk.set(F_FORM, p.get_form_name());
msk.set(F_FONT, p.fontname());
msk.set(F_SIZE, p.get_char_size());
msk.set(F_LINES, p.get_lines_per_inch());
msk.set(F_ORIENT, p.is_portrait() ? 1 : 2);
msk.set(F_ISGRAPHICS, p.isgraphics());
msk.set(F_FROMPAGE, 1);
msk.set(F_TOPAGE, pages());
msk.set(F_COPIES, 1);
if (msk.run() == K_ENTER)
{
_copies = msk.get_int(F_COPIES);
_pagefrom = msk.get_int(F_FROMPAGE);
_pageto = msk.get_int(F_TOPAGE);
}
else
return false;
}
else
{
_pagefrom = pagefrom;
_pageto = pageto;
_copies = copies;
}
_pdf_file.cut(0);
return xvt_print_start_thread(main_loop_callback, (long)this) != 0;
}
bool TBook::export_pdf(const TFilename& filename, bool certified)
{
bool ok = (pages() > 0) && dongle().active(RSAUT);
if (ok)
{
_pdf_file = filename;
_pagefrom = 1;
_pageto = 0;
_copies = 1;
ok = xvt_print_start_thread(main_loop_callback, (long)this) != 0;
if (ok && certified)
{
if (!xvt_pdf_sign(filename))
error_box(TR("Impossibile apporre la firma digitale al documento"));
}
}
return ok;
}
bool TBook::esporta()
{
if (pages() <= 0)
return false;
split_file_if_needed();
TFilename fname;
const KEY key = spotlite_ask_name(fname);
bool ok = isalpha(key) != 0;
const bool signature = key >= 'a';
switch (key)
{
case 'A':
case 'a':
ok = archive(NULL, signature);
break;
case 'E':
case 'e':
ok = export_text(fname, signature);
if (ok)
xvt_sys_goto_url(fname, "open");
break;
case 'M':
case 'm':
ok = send_mail(fname, signature);
break;
case 'P':
case 'p':
ok = export_pdf(fname, signature);
if (ok)
xvt_sys_goto_url(fname, "open");
break;
default:
break;
}
return ok;
}
bool TBook::archive(const char* repname, bool signature)
{
TFilename pdf;
bool ok = spotlite_generate_name(repname, pdf);
if (ok)
{
ok = export_pdf(pdf, signature);
if (ok)
spotlite_notify(pdf);
}
return ok;
}
bool TBook::send_mail(const TFilename& file, bool signature)
{
bool ok = export_pdf(file, signature);
if (ok)
ok = spotlite_send_mail(file);
return ok;
}
bool TBook::preview()
{
split_file_if_needed();
TPreview_mask msk(this);
//gestino anteprima di stampa;se si ha l'anteprima,una volta lanciata la maschera di stampa, si torna..
//..all'anteprima e non alla maschera del programma (decisivo per stampe con elaborazione lunga)
bool go_on = true;
while (go_on)
{
const KEY k = msk.run();
switch (k)
{
case K_QUIT: go_on = false; break;
case K_SAVE: esporta(); break;
default : print(); break;
}
}
return true;
}
bool TBook::print_or_preview()
{
bool ok = true;
switch (printer().printtype())
{
case screenvis:
ok = preview();
break;
case exportprinter:
{
const TFilename f = printer().get_export_file();
ok = export_text(f, false);
if (ok)
xvt_sys_goto_url(f, "open");
}
break;
default:
ok = print();
break;
}
return ok;
}
TBook::TBook(const char* name)
: _out(NULL), _is_temporary(false),
_pw(0), _ph(0), _pvr(0), _phr(0), _max_frame(0,0),
_pages(0), _page(0), _rcd(NULL), _printwin(NULL), _page_is_open(false)
{
_file = name;
if (_file.blank())
{
_file.temp("rep");
_is_temporary = true;
}
}
TBook::~TBook()
{
close_output();
if (_is_temporary)
xvt_fsys_remove_file(_file);
if (_printwin != NULL)
delete _printwin;
}
///////////////////////////////////////////////////////////
// TPrintind
///////////////////////////////////////////////////////////
class TPrintind : public TProgind
{
TArray _modules;
protected:
virtual void update_bar();
public:
TPrintind(long n, const char* msg);
};
void TPrintind::update_bar()
{
TProgind::update_bar();
const int m = _modules.items();
if (m > 0) // come dire ADVANCED_GRAPHICS
{
const int n = _status * 100 / _max;
const TImage& img = (const TImage&)_modules[n%m];
RCT r; get_bar_rct(r);
img.draw(win(), r.right - img.width(), r.bottom + 2);
}
}
TPrintind::TPrintind(long n, const char* msg) : TProgind(n, msg, true, true)
{
if (ADVANCED_GRAPHICS)
{
for (int i = 0; i < 4; i++)
{
TImage* img = new TImage(BMP_MODULE1 + i);
img->convert_transparent_color(MASK_BACK_COLOR);
_modules.add(img);
}
}
}
///////////////////////////////////////////////////////////
// TReport_book
///////////////////////////////////////////////////////////
void TReport_book::define_frame(const TRectangle& r)
{
TPoint ptlog = r; ptlog += _delta;
TPoint szlog = r.size();
const TRectangle rect(log2dev(ptlog), log2dev(szlog));
TBook::define_frame(rect);
}
long TReport_book::print_section(char type, int level)
{
long h = -3; // Hidden
TReport_section* rs = _report->find_section(type, level);
if (rs != NULL)
h = print_section(*rs);
return h;
}
bool TReport_book::open_page()
{
if (!TBook::open_page())
return false;
_report->set_page(++_rep_page, page());
_page_break_allowed = false;
_delta.reset();
TReport_section* page_background = _report->find_section('B', 0);
if (page_background != NULL)
{
_delta = page_background->pos();
print_section(*page_background);
_delta.reset();
}
if (_rep_page == 1)
{
const long height = print_section('H', 1);
if (height > 0)
_delta.y += height;
}
TReport_section* page_head = _report->find_section('H', 0);
if (page_head != NULL && (_rep_page > 1 || !page_head->hidden_if_needed()))
{
_delta += page_head->pos();
const long height = print_section(*page_head);
if (height > 0)
{
_delta.y += height;
_delta.x = 0;
}
}
return true;
}
bool TReport_book::close_page()
{
if (_page_is_open)
{
TReport_section* page_foot = _report->find_section('F', 0);
if (page_foot != NULL && (!_is_last_page || !page_foot->hidden_if_needed()))
{
_delta.x = page_foot->pos().x;
_delta.y = _logical_foot_pos;
print_section(*page_foot);
}
}
return TBook::close_page();
}
void TReport_book::reprint_group_headers(const TReport_section& rs)
{
int max_group = _report->find_max_level('H');
if (rs.type() == 'H' && rs.level() <= max_group)
max_group = rs.level()-1;
for (int level = 2; level <= max_group; level++)
{
TReport_section& rs = _report->section('H', level);
if (rs.repeat_on_page())
{
const long height = rs.compute_size().y; // Compute size after the initilization script!
if (height > 0)
{
rs.print(*this);
_delta.y += height;
}
}
}
if (rs.level() > 10) // E' una sottosezione ?
{
TPointer_array headers; // Elenco degli header di sottosezione che devo stampare
for (int level = rs.level(); level > 10; level /= 10)
{
TReport_section& rs = _report->section('H', level);
if (rs.repeat_on_page())
{
const long height = rs.compute_size().y; // Compute size after the initilization script!
if (height > 0)
headers.add(rs);
}
}
for (int i = headers.last(); i >= 0; i--) // Stampo in ordine livello
{
TReport_section& rs = (TReport_section&)headers[i];
const long height = rs.compute_size().y;
rs.print(*this);
_delta.y += height;
}
}
}
// Stampa una sezione e ne ritorna l'altezza.
// In caso di problemi particolari torna un'altezza negativa:
// -1 Abort
// -2 Condizione di stampa non verificata
// -3 Nascosta
long TReport_book::print_section(TReport_section& rs)
{
if (_print_aborted)
return -1;
rs.load_fields();
rs.init_dynamic_heights(*this);
// Non sono sicuro se vada prima di load_fields o dopo execute_prescript
if (rs.condition().full())
{
TVariant var;
_report->evaluate(rs.condition(), var, _alfafld);
if (!var.as_bool())
return -2;
}
if (!rs.execute_prescript(*this))
{
_print_aborted = true;
return -1;
}
if (rs.hidden())
{
if (!rs.execute_postscript()) // Faccio ugualmente i post-script
_print_aborted = true;
return -3;
}
const long height = rs.compute_size().y; // Compute size after the initilization script!
if (height > 0) // Has some visible fields
{
long reprint_from = 0; // Posizione di stampa per sezione interrotte a meta'
bool page_break = _page_break_allowed && rs.page_break(); // Salto pagina "forzato"
if (!page_break && rs.level() > 0) // Controlla se il salto pagina e' "necessario"
{
long h = height;
if (rs.keep_with_next()) // Devo mantenermi con la prossima sezione
{
char next_type = 'B'; // Spesso la prossima sezione e' body 1
int next_level = 1;
if (rs.type() == 'H') // Tento di essere piu' preciso con gli headers
{
const int maxlev = rs.report().find_max_level('H');
if (rs.level() < maxlev)
{
next_type = 'H';
next_level = rs.level()+1;
h += 100; // Bonus per il body successivo all'header successivo
}
}
const TReport_section& next_section = rs.report().section(next_type, next_level);
if (next_section.page_break())
h += _ph;
else
h += next_section.compute_size().y;
}
const long space_left = _logical_foot_pos - _delta.y; // Calcola spazio rimasto
page_break = h > space_left; // Controlla se e' sufficiente
// Controllo se la sezione puo' essere stampata su due pagine
if (page_break && space_left >= 100 && rs.can_be_broken())
{
reprint_from = space_left / 100 * 100;
rs.print_clipped(*this, 0, reprint_from);
}
}
if (page_break)
{
close_page();
open_page();
reprint_group_headers(rs);
}
if (_page_is_open)
{
if (reprint_from > 0)
{
_delta.y -= reprint_from;
rs.print_clipped(*this, reprint_from, height);
}
else
rs.print(*this);
}
if (rs.level() > 0 && (rs.type() != 'H' || rs.level() > 1)) // Ho stampato qualcosa che non sia lo sfondo!
_page_break_allowed = true;
}
if (!rs.execute_postscript())
{
_print_aborted = true;
return -1;
}
return height;
}
bool TReport_book::init(TReport& rep)
{
TPrinter& pr = printer();
bool save_profile = rep.save_last_printer();
if (save_profile && !pr.manual_setup())
{
const TString profile = rep.filename().name();
TConfig prini(CONFIG_STAMPE, profile);
const TString& rep_printer = prini.get("Name");
const TString& cur_printer = pr.printername();
if (rep_printer.full() && rep_printer != cur_printer)
{
pr.read_configuration(profile); // Uso la stampante preferita dal report
save_profile = false;
}
}
// Controlla orientamento della carta prima di inizializzare
const int report_orientation = rep.orientation();
if (report_orientation > 0)
{
pr.set_landscape_orientation(report_orientation == 2);
// I parametri verranno riletti dalla TBook::init()
}
if (save_profile)
{
const TString profile = rep.filename().name();
pr.save_configuration(profile);
}
if (!TBook::init())
return false;
_report = &rep;
if (rep.use_printer_font())
rep.load_printer_font();
const TPoint siz = page_size();
const TPoint res = page_res();
const double pollici_pagina_y = (double)siz.y / (double)res.y;
const double righe_pagina = pollici_pagina_y * lpi();
_logical_page_height = long(righe_pagina*100.0);
const double pollici_pagina_x = (double)siz.x / (double)res.x;
const double colonne_pagina = pollici_pagina_x * cpi();
_logical_page_width = long(colonne_pagina*100.0);
const TReport_section& footer = _report->section('F',0);
_logical_foot_pos = footer.pos().y;
if (_logical_foot_pos <= 0)
{
const long logical_footer_height = footer.compute_size().y;
_logical_foot_pos = _logical_page_height - logical_footer_height;
}
return true;
}
void TReport_book::print_subsections(int father)
{
for (int i = 1; i <= 9 && !_print_aborted; i++)
{
const int level = father*10+i;
TReport_section* rs = _report->find_section('B', level);
if (rs == NULL)
break;
TRecordset* rex = rs->recordset();
if (rex != NULL)
{
rex->requery();
if (rex->items() > 0)
{
long height = print_section('H', level);
if (height > 0)
_delta.y += height;
for (bool ok = rex->move_to(0); ok && !_print_aborted; ok = rex->move_next())
{
height = print_section('B', level);
if (height >= 0)
{
_delta.y += height;
print_subsections(level);
}
}
height = print_section('F', level);
if (height > 0)
_delta.y += height;
}
}
}
}
void TReport_book::add_doc(const TString& name)
{
if (name.ends_with(".rep", true)) // Tratto a parte i report!
{
TReport* eminem = new TReport;
if (eminem->load(name))
{
TReport* rep = _report; // Salvo variabile globale
if (rep->use_mask())
{
TFilename msk = rep->filename().name();
msk.ext("msk");
if (msk.custom_path())
{
TMask m(msk);
rep->report2mask(m);
eminem->mask2report(m);
}
}
add(*eminem, true);
_report = rep; // Ripristino variabile globale
}
delete eminem;
}
else
TBook::add_doc(name);
}
bool TReport_book::add(TReport& rep, bool progind)
{
if (!init(rep))
return false;
if (!_report->execute_prescript())
return false;
TRecordset* rex = _report->recordset();
if (rex == NULL)
return true;
rex->requery();
const TRecnotype rex_items = rex->items();
if (rex_items <= 0)
return true;
TString msg = TR("Elaborazione report");
msg << ' ' << _report->filename();
TProgind* pi = NULL;
if (progind && rex_items > 1)
pi = new TPrintind(rex_items, msg);
TString_array oldgroup, newgroup;
const int max_group = _report->find_max_level('H');
if (max_group >= 2)
{
for (int g = 2; g <= max_group; g++)
oldgroup.add(EMPTY_STRING, g);
}
const int max_body = _report->find_max_level('B');
int last_body_height = 0;
_rep_page = rep.last_printed_page(); // Azzera numero di pagina relativo
_is_last_page = false;
bool ok = rex->move_first();
open_page();
for (; ok && !_print_aborted; ok = rex->move_next())
{
if (max_group >= 2) // Gestione raggruppamenti
{
int first_changed = 0;
TVariant var;
for (int g = 2; g <= max_group; g++)
{
const TString& expr = _report->section('H', g).grouped_by();
_report->evaluate(expr, var, _alfafld);
const TString& grp = var.as_string();
newgroup.add(grp, g);
if (newgroup.row(g) != oldgroup.row(g) || rex->current_row() == 0)
{
if (first_changed == 0)
first_changed = g;
}
}
if (first_changed)
{
oldgroup = newgroup;
if (_delta.x > 0) // Devo tornare a capo!
_delta.y += last_body_height;
_delta.x = 0;
if (rex->current_row() > 0)
{
for (int g = max_group; g >= first_changed ; g--)
{
const long height = print_section('F', g);
if (height > 0)
_delta.y += height;
}
}
for (int g = first_changed; g <= max_group; g++)
{
const long height = print_section('H', g);
if (height > 0)
_delta.y += height;
}
}
}
// Stampa di tutti i body
for (int b = 1; b <= max_body; b++)
{
const int dy = print_section('B', b);
if (dy > 0) // Ho stampato fisicamente qualcosa
{
// Cerco di vedere se e' possibile la stampa etichette
int column_delta = 0;
const int dx = _report->section('B', b).size().x;
// Se dx > 0 ho una sezione a dimensione fissa
if (dx > 0 && _delta.x+2*dx <= _logical_page_width)
{
column_delta = dx;
last_body_height = dy;
}
if (column_delta > 0)
_delta.x += column_delta;
else
{
_delta.x = 0;
_delta.y += dy;
last_body_height = 0; // Non servirebbe strettamente
}
}
if (dy >= 0)
{
// Stampa eventuali sottosezioni
print_subsections(b);
}
}
if (pi != NULL)
{
if (!pi->addstatus(1))
_print_aborted = true;
}
}
if (!_print_aborted)
{
// Devo stampare tutte le code degli eventuali raggrupamenti
for (int g = max_group; g >= 2 ; g--)
{
const long height = print_section('F', g);
if (height > 0)
_delta.y += height;
}
TReport_section* fl = _report->find_section('F',1);
if (fl != NULL) // Gestione footer last (se esite)
{
const int fy = fl->pos().y;
if (fy > 0) // Ha una coordinata y imposta
{
if (fy < _delta.y) // Sono gia' andato oltre quindi salto pagina
{
close_page();
open_page();
}
_delta.x = 0;
_delta.y = fy;
// Azzero temporaneamente le dimensioni del footer per evitare salti pagina
const int lfp = _logical_foot_pos;
_logical_foot_pos = _logical_page_height;
print_section(*fl);
_logical_foot_pos = lfp;
}
else
print_section(*fl); // Stampa normale
}
_is_last_page = true;
close_page();
_report->execute_postscript();
if (!_print_aborted)
{
const TString_array& all = _report->allegates();
for (int a = 0; a < all.items(); a++)
{
TFilename name = all.row(a);
if (name.find('#') >= 0) // Se puo' essere un'espressione
{
TVariant var;
if (_report->evaluate(name, var, _alfafld))
name = var.as_string();
}
add_doc(name);
}
}
}
if (pi != NULL)
delete pi;
return !_print_aborted;
}
int TReport_book::lpi() const
{
if (_report != NULL)
return _report->print_lpi();
return TBook::lpi();
}
int TReport_book::cpi() const
{
if (_report != NULL)
return _report->print_cpi();
return TBook::cpi();
}
bool TReport_book::can_split(int pages) const
{
if (_report != NULL)
return _report->page_split_allowed();
return TBook::can_split(pages);
}
bool TReport_book::can_merge(int pages) const
{
if (_report != NULL)
return _report->page_merge_allowed();
return TBook::can_merge(pages);
}
bool TReport_book::print(size_t pagefrom, size_t pageto, word copies)
{
if (pages() <= 0)
return false;
split_file_if_needed();
if (pagefrom <= 0)
{
TPrinter& p = printer();
TMask msk("bagn003");
msk.set(F_PRINTER, p.printername());
if (_report != NULL)
{
msk.set(F_FORM, _report->filename());
msk.set(F_FONT, _report->print_font().name());
msk.set(F_SIZE, _report->print_font().size());
}
else
{
msk.set(F_FONT, p.fontname());
msk.set(F_SIZE, p.get_char_size());
}
msk.set(F_LINES, lpi());
msk.set(F_ORIENT, p.is_portrait() ? 1 : 2);
msk.set(F_ISGRAPHICS, p.isgraphics());
msk.set(F_FROMPAGE, 1);
msk.set(F_TOPAGE, pages());
msk.set(F_COPIES, 1);
if (msk.run() == K_ENTER)
{
copies = msk.get_int(F_COPIES);
pagefrom = msk.get_int(F_FROMPAGE);
pageto = msk.get_int(F_TOPAGE);
}
else
return false;
}
return TBook::print(pagefrom, pageto, copies);
}
bool TReport_book::archive(const char* repname)
{
TFilename n = repname;
if (n.blank() && _report != NULL)
{
n = _report->filename().name();
n.ext("");
}
return TBook::archive(n);
}
bool TReport_book::on_link(const TReport_link& lnk)
{
bool ok = false;
if (_report != NULL)
ok = _report->on_link(lnk);
return ok;
}
TReport_book::TReport_book(const char* name)
: TBook(name), _report(NULL)
{ }
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