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Set page orientation while printing automatically

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This commit is contained in:
Moritz Lipp 2012-06-06 17:20:35 +02:00
parent dfbd39c59d
commit 7a1231518e
2 changed files with 37 additions and 27 deletions
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41
print.c
View file

@ -8,6 +8,14 @@
#include <girara/utils.h> #include <girara/utils.h>
#include <girara/statusbar.h> #include <girara/statusbar.h>
static void cb_print_draw_page(GtkPrintOperation* print_operation,
GtkPrintContext* context, gint page_number, zathura_t* zathura);
static void cb_print_end(GtkPrintOperation* print_operation, GtkPrintContext*
context, zathura_t* zathura);
static void cb_print_request_page_setup(GtkPrintOperation* print_operation,
GtkPrintContext* context, gint page_number, GtkPageSetup* setup, zathura_t*
zathura);
void void
print(zathura_t* zathura) print(zathura_t* zathura)
{ {
@ -31,8 +39,9 @@ print(zathura_t* zathura)
gtk_print_operation_set_use_full_page(print_operation, TRUE); gtk_print_operation_set_use_full_page(print_operation, TRUE);
/* print operation signals */ /* print operation signals */
g_signal_connect(print_operation, "draw-page", G_CALLBACK(cb_print_draw_page), zathura); g_signal_connect(print_operation, "draw-page", G_CALLBACK(cb_print_draw_page), zathura);
g_signal_connect(print_operation, "end-print", G_CALLBACK(cb_print_end), zathura); g_signal_connect(print_operation, "end-print", G_CALLBACK(cb_print_end), zathura);
g_signal_connect(print_operation, "request_page_setup", G_CALLBACK(cb_print_request_page_setup), zathura);
/* print */ /* print */
GtkPrintOperationResult result = gtk_print_operation_run(print_operation, GtkPrintOperationResult result = gtk_print_operation_run(print_operation,
@ -56,7 +65,7 @@ print(zathura_t* zathura)
g_object_unref(print_operation); g_object_unref(print_operation);
} }
void static void
cb_print_end(GtkPrintOperation* UNUSED(print_operation), GtkPrintContext* cb_print_end(GtkPrintOperation* UNUSED(print_operation), GtkPrintContext*
UNUSED(context), zathura_t* zathura) UNUSED(context), zathura_t* zathura)
{ {
@ -72,7 +81,7 @@ cb_print_end(GtkPrintOperation* UNUSED(print_operation), GtkPrintContext*
} }
} }
void static void
cb_print_draw_page(GtkPrintOperation* UNUSED(print_operation), GtkPrintContext* cb_print_draw_page(GtkPrintOperation* UNUSED(print_operation), GtkPrintContext*
context, gint page_number, zathura_t* zathura) context, gint page_number, zathura_t* zathura)
{ {
@ -88,8 +97,8 @@ cb_print_draw_page(GtkPrintOperation* UNUSED(print_operation), GtkPrintContext*
g_free(tmp); g_free(tmp);
/* render page */ /* render page */
cairo_t* cairo = gtk_print_context_get_cairo_context(context); cairo_t* cairo = gtk_print_context_get_cairo_context(context);
zathura_page_t* page = zathura_document_get_page(zathura->document, page_number); zathura_page_t* page = zathura_document_get_page(zathura->document, page_number);
if (cairo == NULL || page == NULL) { if (cairo == NULL || page == NULL) {
return; return;
} }
@ -98,3 +107,23 @@ cb_print_draw_page(GtkPrintOperation* UNUSED(print_operation), GtkPrintContext*
zathura_page_render(page, cairo, true); zathura_page_render(page, cairo, true);
render_unlock(zathura->sync.render_thread); render_unlock(zathura->sync.render_thread);
} }
static void
cb_print_request_page_setup(GtkPrintOperation* UNUSED(print_operation),
GtkPrintContext* UNUSED(context), gint page_number, GtkPageSetup* setup,
zathura_t* zathura)
{
if (zathura == NULL || zathura->document == NULL) {
return;
}
zathura_page_t* page = zathura_document_get_page(zathura->document, page_number);
double width = zathura_page_get_width(page);
double height = zathura_page_get_height(page);
if (width > height) {
gtk_page_setup_set_orientation(setup, GTK_PAGE_ORIENTATION_LANDSCAPE);
} else {
gtk_page_setup_set_orientation(setup, GTK_PAGE_ORIENTATION_PORTRAIT);
}
}

23
print.h
View file

@ -3,6 +3,8 @@
#ifndef PRINT_H #ifndef PRINT_H
#define PRINT_H #define PRINT_H
#include <gtk/gtkprintoperation.h>
#include "zathura.h" #include "zathura.h"
/** /**
@ -12,25 +14,4 @@
*/ */
void print(zathura_t* zathura); void print(zathura_t* zathura);
/**
* Callback that is executed for every page that should be printed
*
* @param print_operation Print operation object
* @param context Print context
* @param page_number Current page number
* @param zathura Zathura object
*/
void cb_print_draw_page(GtkPrintOperation* print_operation, GtkPrintContext*
context, gint page_number, zathura_t* zathura);
/**
* Emitted after all pages have been rendered
*
* @param print_operation Print operation
* @param context Print context
* @param zathura Zathura object
*/
void cb_print_end(GtkPrintOperation* print_operation, GtkPrintContext* context,
zathura_t* zathura);
#endif // PRINT_H #endif // PRINT_H