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/* ClassicLadder Project */
/* Copyright (C) 2001-2006 Marc Le Douarain */
/* http://www.multimania.com/mavati/classicladder */
/* http://www.sourceforge.net/projects/classicladder */
/* June 2006 */
/* ---------------------------------- */
/* Printer output (using Gnome-print) */
/* ---------------------------------- */
/* This library is free software; you can redistribute it and/or */
/* modify it under the terms of the GNU Lesser General Public */
/* License as published by the Free Software Foundation; either */
/* version 2.1 of the License, or (at your option) any later version. */
/* This library is distributed in the hope that it will be useful, */
/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU */
/* Lesser General Public License for more details. */
/* You should have received a copy of the GNU Lesser General Public */
/* License along with this library; if not, write to the Free Software */
/* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <gtk/gtk.h>
#include <libgnomeprint/gnome-print.h>
#include <libgnomeprintui/gnome-print-job-preview.h>
#include <libgnomeprintui/gnome-print-dialog.h>
#include "classicladder.h"
#include "global.h"
#include "drawing.h"
#ifdef SEQUENTIAL_SUPPORT
#include "drawing_sequential.h"
#endif
#include "print_gnome.h"
/* Notes : */
/* - Troubles (freeze for gnome_print_dialog_new) if gdk_threads_enter() & gdk_threads_leave() between gtk_main()
*/
GnomePrintContext *gpc = NULL;
GnomePrintJob *job = NULL;
void DrawPrint( GnomePrintContext *gpc )
{
int bl_width = 32;
int bl_height = 32;
int seq_size = 32;
int the_width = RUNG_WIDTH*bl_width;
int the_height = RUNG_HEIGHT*bl_height;
int iCurrentLanguage = SectionArray[ InfosGene->CurrentSection ].Language;
GdkPixmap *pixmap_for_print;
#ifdef SEQUENTIAL_SUPPORT
if ( iCurrentLanguage==SECTION_IN_SEQUENTIAL )
{
the_width = SEQ_PAGE_WIDTH*seq_size;
the_height = SEQ_PAGE_HEIGHT*seq_size;
}
#endif
pixmap_for_print = gdk_pixmap_new( drawing_area->window/*drawable*/, the_width, the_height, -1/*depth*/ );
if ( pixmap_for_print )
{
char TheEnd = FALSE;
char NewPage = TRUE;
int SizePageOffset = 800;
int ScanRung = InfosGene->FirstRung;
int PageNumber = 1;
do
{
char Buffer[ LGT_LABEL+LGT_COMMENT+20 ];
GdkPixbuf* pixbuf_for_print;
if ( NewPage==TRUE )
{
gnome_print_beginpage( gpc, (guchar *)"1" );
NewPage = FALSE;
SizePageOffset = 800;
sprintf(Buffer, CL_PRODUCT_NAME CL_RELEASE_VER_STRING ". Section:%s - Page:%d", SectionArray[ InfosGene->CurrentSection ].Name, PageNumber );
gnome_print_moveto( gpc, 50, 20 );
gnome_print_show( gpc, (guchar *)Buffer );
}
gdk_draw_rectangle (pixmap_for_print, drawing_area->style->white_gc, TRUE, 0, 0, the_width, the_height);
if ( iCurrentLanguage==SECTION_IN_LADDER )
DrawRung( pixmap_for_print, &RungArray[ ScanRung ], 0/*PosiY*/, bl_width, bl_height, DRAW_FOR_PRINT );
#ifdef SEQUENTIAL_SUPPORT
if ( iCurrentLanguage==SECTION_IN_SEQUENTIAL )
{
DrawSequentialPage( pixmap_for_print, SectionArray[ InfosGene->CurrentSection ].SequentialPage, DRAW_FOR_PRINT );
TheEnd = TRUE;
}
#endif
pixbuf_for_print = gdk_pixbuf_get_from_drawable( NULL /*GdkPixbuf *dest*/,
pixmap_for_print,
NULL /*cmap*/,
0 /*src_x*/,
0 /*src_y*/,
0 /*dest_x*/,
0 /*dest_y*/,
the_width,
the_height);
if ( pixbuf_for_print )
{
guchar * raw_image;
gint rowstride;
if ( iCurrentLanguage==SECTION_IN_LADDER )
{
char BuffFormat[10] = "%s (%s)";
if ( RungArray[ ScanRung ].Comment[0]=='\0' )
strcpy( BuffFormat, "%s %s" );
sprintf( Buffer, BuffFormat, RungArray[ ScanRung ].Label, RungArray[ ScanRung ].Comment );
gnome_print_moveto( gpc, 50, SizePageOffset );
SizePageOffset = SizePageOffset-20;
gnome_print_show( gpc, (guchar *)Buffer );
}
raw_image = gdk_pixbuf_get_pixels( pixbuf_for_print );
rowstride = gdk_pixbuf_get_rowstride( pixbuf_for_print );
gnome_print_gsave( gpc );
gnome_print_translate( gpc, 20, SizePageOffset-the_height+15 );
gnome_print_scale( gpc, the_width, the_height );
gnome_print_rgbimage( gpc, raw_image, the_width, the_height, rowstride);
gnome_print_grestore( gpc );
SizePageOffset = SizePageOffset-the_height-20;
g_object_unref( pixbuf_for_print );
if ( iCurrentLanguage==SECTION_IN_LADDER )
{
if ( ScanRung!=InfosGene->LastRung )
ScanRung = RungArray[ ScanRung ].NextRung;
else
TheEnd = TRUE;
}
if ( SizePageOffset<200 || TheEnd )
{
NewPage = TRUE;
PageNumber++;
gnome_print_showpage ( gpc );
}
}
else
{
printf( "Failed to create pixbuf_for_print\n" );
}
}
while( !TheEnd );
gdk_pixmap_unref( pixmap_for_print );
}
else
{
printf( "Failed to create pixmap_for_print\n" );
}
}
void PrintInit( )
{
if ( job==NULL )
job = gnome_print_job_new( NULL );
if ( gpc==NULL )
gpc = gnome_print_job_get_context( job );
}
void PrintFree( )
{
if ( gpc )
{
g_object_unref( gpc );
gpc = NULL;
}
if ( job )
{
g_object_unref( job );
job = NULL;
}
}
void PrintPreviewGnome( void )
{
GtkWidget *preview;
PrintInit( );
DrawPrint(gpc);
gnome_print_job_close (job);
preview = gnome_print_job_preview_new (job, (guchar*)"classicladder-preview");
// g_signal_connect (G_OBJECT (preview), "unrealize",
// G_CALLBACK (gtk_main_quit), NULL);
// g_signal_connect (G_OBJECT (preview), "unrealize",
// GTK_SIGNAL_FUNC (gtk_widget_destroy), GTK_OBJECT(preview));
gtk_window_set_modal( GTK_WINDOW(preview), TRUE );
gtk_widget_show (preview);
PrintFree( );
}
void PrintGnome( void )
{
GtkWidget *dialog;
gint ret;
PrintInit( );
dialog = gnome_print_dialog_new( job, (guchar*)"ClassicLadder", 0 );
ret = gtk_dialog_run( GTK_DIALOG( dialog ) );
gtk_widget_destroy( dialog );
switch( ret )
{
case GNOME_PRINT_DIALOG_RESPONSE_PRINT:
DrawPrint(gpc);
gnome_print_job_close (job);
gnome_print_job_print( job );
break;
case GNOME_PRINT_DIALOG_RESPONSE_PREVIEW:
PrintPreviewGnome();
break;
}
PrintFree( );
}
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