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Add a GtkPrintSettings parameter to the printer_create_cairo_surface

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2006-06-16  Matthias Clasen  <mclasen@redhat.com>

	* gtk/gtkprintbackend.h: Add a GtkPrintSettings parameter to the
	printer_create_cairo_surface method.

	* modules/printbackends/pdf/gtkprintbackendpdf.c:
	* modules/printbackends/cups/gtkprintbackendcups.c:
	* modules/printbackends/lpr/gtkprintbackendlpr.c:
	* gtk/gtkprinter.c (_gtk_printer_create_cairo_surface):
	* gtk/gtkprinter-private.h:
	* gtk/gtkprintjob.c (gtk_print_job_get_surface): Adapt all users.
This commit is contained in:
Matthias Clasen
2006-06-16 18:29:09 +00:00
committed by Matthias Clasen
parent a0063d39d2
commit 956bcb4393
8 changed files with 277 additions and 216 deletions
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79
modules/printbackends/lpr/gtkprintbackendlpr.c
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@ -74,6 +74,7 @@ static void lpr_printer_prepare_for_print (GtkPrinter
GtkPrintSettings *settings,
GtkPageSetup *page_setup);
static cairo_surface_t * lpr_printer_create_cairo_surface (GtkPrinter *printer,
GtkPrintSettings *settings,
gdouble width,
gdouble height,
gint cache_fd);
@ -163,36 +164,46 @@ gtk_print_backend_lpr_class_init (GtkPrintBackendLprClass *class)
}
static cairo_status_t
_cairo_write (void *cache_fd_as_pointer,
_cairo_write (void *closure,
const unsigned char *data,
unsigned int length)
{
cairo_status_t result;
gint cache_fd;
cache_fd = GPOINTER_TO_INT (cache_fd_as_pointer);
gint fd = GPOINTER_TO_INT (closure);
gssize written;
result = CAIRO_STATUS_WRITE_ERROR;
/* write out the buffer */
if (write (cache_fd, data, length) != -1)
result = CAIRO_STATUS_SUCCESS;
return result;
while (length > 0)
{
written = write (fd, data, length);
if (written == -1)
{
if (errno == EAGAIN || errno == EINTR)
continue;
return CAIRO_STATUS_WRITE_ERROR;
}
data += written;
length -= written;
}
return CAIRO_STATUS_SUCCESS;
}
static cairo_surface_t *
lpr_printer_create_cairo_surface (GtkPrinter *printer,
gdouble width,
gdouble height,
gint cache_fd)
lpr_printer_create_cairo_surface (GtkPrinter *printer,
GtkPrintSettings *settings,
gdouble width,
gdouble height,
gint cache_fd)
{
cairo_surface_t *surface;
surface = cairo_ps_surface_create_for_stream (_cairo_write, GINT_TO_POINTER (cache_fd), width, height);
surface = cairo_ps_surface_create_for_stream (_cairo_write, GINT_TO_POINTER (cache_fd), width, height);
/* TODO: DPI from settings object? */
cairo_ps_surface_set_dpi (surface, 300, 300);
cairo_surface_set_fallback_resolution (surface, 300, 300);
return surface;
}
@ -212,8 +223,8 @@ typedef struct {
static void
lpr_print_cb (GtkPrintBackendLpr *print_backend,
GError *error,
gpointer user_data)
GError *error,
gpointer user_data)
{
_PrintStreamData *ps = (_PrintStreamData *) user_data;
@ -242,9 +253,9 @@ lpr_print_cb (GtkPrintBackendLpr *print_backend,
}
static gboolean
lpr_write (GIOChannel *source,
GIOCondition con,
gpointer user_data)
lpr_write (GIOChannel *source,
GIOCondition con,
gpointer user_data)
{
gchar buf[_LPR_MAX_CHUNK_SIZE];
gsize bytes_read;
@ -289,12 +300,12 @@ lpr_write (GIOChannel *source,
#define LPR_COMMAND "lpr"
static void
gtk_print_backend_lpr_print_stream (GtkPrintBackend *print_backend,
GtkPrintJob *job,
gint data_fd,
gtk_print_backend_lpr_print_stream (GtkPrintBackend *print_backend,
GtkPrintJob *job,
gint data_fd,
GtkPrintJobCompleteFunc callback,
gpointer user_data,
GDestroyNotify dnotify)
gpointer user_data,
GDestroyNotify dnotify)
{
GError *error;
GtkPrinter *printer;
@ -382,9 +393,9 @@ gtk_print_backend_lpr_init (GtkPrintBackendLpr *backend)
}
static GtkPrinterOptionSet *
lpr_printer_get_options (GtkPrinter *printer,
lpr_printer_get_options (GtkPrinter *printer,
GtkPrintSettings *settings,
GtkPageSetup *page_setup)
GtkPageSetup *page_setup)
{
GtkPrinterOptionSet *set;
GtkPrinterOption *option;
@ -413,9 +424,9 @@ lpr_printer_get_options (GtkPrinter *printer,
}
static void
lpr_printer_get_settings_from_options (GtkPrinter *printer,
lpr_printer_get_settings_from_options (GtkPrinter *printer,
GtkPrinterOptionSet *options,
GtkPrintSettings *settings)
GtkPrintSettings *settings)
{
GtkPrinterOption *option;
@ -424,10 +435,10 @@ lpr_printer_get_settings_from_options (GtkPrinter *printer,
}
static void
lpr_printer_prepare_for_print (GtkPrinter *printer,
GtkPrintJob *print_job,
lpr_printer_prepare_for_print (GtkPrinter *printer,
GtkPrintJob *print_job,
GtkPrintSettings *settings,
GtkPageSetup *page_setup)
GtkPageSetup *page_setup)
{
double scale;