//======================================================================== // // gpdf.cc // // Copyright 1996 Derek B. Noonburg // Copyright 1999 Michael Meeks. // Copyright 1999 Miguel de Icaza // //======================================================================== #include #include #include #include #define GString G_String #include #include #undef GString #include "gtypes.h" #include "GString.h" #include "parseargs.h" #include "gfile.h" #include "gmem.h" #include "Object.h" #include "Stream.h" #include "Array.h" #include "Dict.h" #include "XRef.h" #include "Catalog.h" #include "Page.h" #include "Link.h" #include "PDFDoc.h" #include "GOutputDev.h" #include "PSOutputDev.h" #include "TextOutputDev.h" #include "Params.h" #include "Error.h" #include "config.h" #define GPDF_GLADE_DIR "/opt/gnome/src/xpdf/xpdf" GBool printCommands = gFalse; gint gpdf_debug=1; poptContext ctx; #define DOC_KEY "xpdf_doc_key" struct DOC_ROOT { GString *title; PDFDoc *pdf; GtkDrawingArea *area; GdkPixmap *pixmap; OutputDev *out; GdkColor paper; GtkScrolledWindow *scroll; GtkWidget *mainframe; GladeXML *gui; }; const struct poptOption gpdf_popt_options [] = { { "debug", '\0', POPT_ARG_INT, &gpdf_debug, 0, N_("Enables some debugging functions"), N_("LEVEL") }, { NULL, '\0', 0, NULL, 0 } }; //------------------------------------------------------------------------ // loadFile / displayPage //------------------------------------------------------------------------ static gint doc_config_event (GtkWidget *widget, void *ugly) { DOC_ROOT *doc; doc = (DOC_ROOT *)gtk_object_get_data (GTK_OBJECT (widget), DOC_KEY); g_return_val_if_fail (doc, FALSE); if (doc->pixmap) gdk_pixmap_unref(doc->pixmap); doc->pixmap = gdk_pixmap_new(widget->window, widget->allocation.width, widget->allocation.height, -1); printf ("Creating pixmap of size %d %d\n", widget->allocation.width, widget->allocation.height); gdk_color_white (gtk_widget_get_default_colormap(), &doc->paper); doc->out = new GOutputDev (doc->pixmap, doc->paper, gtk_widget_get_parent_window (widget)); { GdkGCValues gcValues; GdkGC *strokeGC; gdk_color_white (gtk_widget_get_default_colormap (), &gcValues.foreground); gdk_color_black (gtk_widget_get_default_colormap (), &gcValues.background); gcValues.line_width = 1; gcValues.line_style = GDK_LINE_SOLID; strokeGC = gdk_gc_new_with_values ( doc->pixmap, &gcValues, (enum GdkGCValuesMask)(GDK_GC_FOREGROUND | GDK_GC_BACKGROUND | GDK_GC_LINE_WIDTH | GDK_GC_LINE_STYLE)); gdk_draw_rectangle (doc->pixmap, strokeGC, TRUE, 0, 0, widget->allocation.width, widget->allocation.height); } return TRUE; } static gint doc_redraw_event (GtkWidget *widget, GdkEventExpose *event) { DOC_ROOT *doc; g_return_val_if_fail (widget != NULL, FALSE); doc = (DOC_ROOT *)gtk_object_get_data (GTK_OBJECT (widget), DOC_KEY); g_return_val_if_fail (doc != NULL, FALSE); if (doc->out && doc->pdf) { printf ("There are %d pages\n", doc->pdf->getNumPages()); doc->pdf->displayPage(doc->out, 1, 86, 0, gTrue); gdk_draw_pixmap(widget->window, widget->style->fg_gc[GTK_WIDGET_STATE (widget)], doc->pixmap, 0, 0, event->area.x, event->area.y, event->area.width, event->area.height); } else printf ("Null pointer error %p %p\n", doc->out, doc->pdf); return FALSE; } static PDFDoc * getPDF (GString *fname) { PDFDoc *pdf; pdf = new PDFDoc(fname); if (!pdf->isOk()) { delete pdf; return NULL; } g_return_val_if_fail (pdf->getCatalog(), NULL); return pdf; } static GBool loadPDF(GString *fileName) { DOC_ROOT *doc = new DOC_ROOT(); GtkVBox *pane; GtkAdjustment *hadj, *vadj; // open PDF file doc->pdf = getPDF (fileName); if (!doc->pdf) { delete doc; return gFalse; } doc->gui = glade_xml_new (GPDF_GLADE_DIR "/gpdf.glade", NULL); if (!doc->gui || !(doc->mainframe = glade_xml_get_widget (doc->gui, "gpdf")) || !(pane = GTK_VBOX (glade_xml_get_widget (doc->gui, "pane")))) { printf ("Couldn't find " GPDF_GLADE_DIR "/gpdf.glade\n"); delete doc->pdf; delete doc; return gFalse; } doc->pixmap = NULL; doc->area = GTK_DRAWING_AREA (gtk_drawing_area_new ()); gtk_object_set_data (GTK_OBJECT (doc->area), DOC_KEY, doc); gtk_signal_connect (GTK_OBJECT (doc->area),"configure_event", (GtkSignalFunc) doc_config_event, doc); gtk_signal_connect (GTK_OBJECT (doc->area), "expose_event", (GtkSignalFunc) doc_redraw_event, doc); hadj = GTK_ADJUSTMENT (gtk_adjustment_new (0, 0, 1, 0.01, 0.1, 2)); vadj = GTK_ADJUSTMENT (gtk_adjustment_new (0, 0, 1, 0.01, 0.1, 2)); doc->scroll = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new (hadj, vadj)); gtk_scrolled_window_add_with_viewport (doc->scroll, GTK_WIDGET (doc->area)); gtk_box_pack_start (GTK_BOX (pane), GTK_WIDGET (doc->scroll), TRUE, TRUE, 0); gtk_widget_show_all (doc->mainframe); return gTrue; } /*static void displayPage(int page1, int zoom1, int rotate1) { char s[20]; // check for document if (!doc) return; // busy cursor if (win) win->setBusyCursor(gTrue); // new page/zoom/rotate values page = page1; zoom = zoom1; rotate = rotate1; // initialize mouse-related stuff linkAction = NULL; win->setDefaultCursor(); linkLabel->setText(NULL); selectXMin = selectXMax = 0; selectYMin = selectYMax = 0; lastDragLeft = lastDragTop = gTrue; // draw the page doc->displayPage(out, page, zoomDPI[zoom - minZoom], rotate, gTrue); layoutCbk(win); // update page number display sprintf(s, "%d", page); pageNumText->setText(s); // back to regular cursor win->setBusyCursor(gFalse); }*/ int main (int argc, char *argv []) { char **view_files = NULL; int i; gnome_init_with_popt_table ( "gpdf", "0.1", argc, argv, gpdf_popt_options, 0, &ctx); errorInit(); initParams (xpdfConfigFile); /* Init font path */ glade_gnome_init (); view_files = poptGetArgs (ctx); /* Load files */ if (view_files) { for (i = 0; view_files[i]; i++) { GString *name = new GString (view_files[i]); if (!name || !loadPDF (name)) printf ("Error loading '%s'\n", view_files[i]); } } else { printf ("Need filenames...\n"); exit (0); } poptFreeContext (ctx); gtk_main (); freeParams(); /* Destroy files */ }