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djvu support rotation

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This commit is contained in:
Moritz Lipp 2010-12-27 09:44:28 +01:00
parent ace7e41a17
commit 19637bcd54
2 changed files with 55 additions and 13 deletions
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39
ft/djvu/djvu.c
View file

@ -243,17 +243,39 @@ djvu_page_render(zathura_page_t* page)
page_width, page_height, 3 * page_width, NULL, NULL); page_width, page_height, 3 * page_width, NULL, NULL);
if(!pixbuf) { if(!pixbuf) {
free(buffer); goto error_free;
g_object_unref(pixbuf); }
goto error_out;
/* rotate page */
if(Zathura.document->rotate != 0) {
GdkPixbufRotation angle = GDK_PIXBUF_ROTATE_NONE;
switch(Zathura.document->rotate) {
case 90:
angle = GDK_PIXBUF_ROTATE_CLOCKWISE;
break;
case 180:
angle = GDK_PIXBUF_ROTATE_UPSIDEDOWN;
break;
case 270:
angle = GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE;
break;
default:
goto error_free;
}
GdkPixbuf* pixbuf_temp = gdk_pixbuf_rotate_simple(pixbuf, Zathura.document->rotate);
if(!pixbuf_temp) {
goto error_free;
}
pixbuf = pixbuf_temp;
} }
GtkWidget* image = gtk_image_new(); GtkWidget* image = gtk_image_new();
if(!image) { if(!image) {
free(buffer); goto error_free;
g_object_unref(pixbuf);
goto error_out;
} }
gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf); gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf);
@ -261,6 +283,11 @@ djvu_page_render(zathura_page_t* page)
return image; return image;
error_free:
free(buffer);
g_object_unref(pixbuf);
error_out: error_out:
return NULL; return NULL;

29
zathura.c
View file

@ -101,6 +101,26 @@ document_close()
return true; return true;
} }
bool
page_render(zathura_page_t* page)
{
GtkWidget* image = zathura_page_render(page);
if(!image) {
goto error_out;
}
/* draw new rendered page */
if(!girara_set_view(Zathura.UI.session, image)) {
goto error_out;
}
return true;
error_out:
return false;
}
bool bool
page_set(unsigned int page_id) page_set(unsigned int page_id)
{ {
@ -114,12 +134,12 @@ page_set(unsigned int page_id)
/* render page */ /* render page */
zathura_page_t* page = zathura_page_get(Zathura.document, page_id); zathura_page_t* page = zathura_page_get(Zathura.document, page_id);
if(!page) { if(!page) {
goto error_out; goto error_out;
} }
GtkWidget* image = zathura_page_render(page); if(!page_render(page)) {
if(!image) {
zathura_page_free(page); zathura_page_free(page);
fprintf(stderr, "error: rendering failed\n"); fprintf(stderr, "error: rendering failed\n");
goto error_out; goto error_out;
@ -127,11 +147,6 @@ page_set(unsigned int page_id)
zathura_page_free(page); zathura_page_free(page);
/* draw new rendered page */
if(!girara_set_view(Zathura.UI.session, image)) {
goto error_out;
}
/* update page number */ /* update page number */
Zathura.document->current_page_number = page_id; Zathura.document->current_page_number = page_id;