diff options
author | Nickolay V. Shmyrev <nshmyrev@src.gnome.org> | 2005-07-01 07:44:23 (GMT) |
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committer | Nickolay V. Shmyrev <nshmyrev@src.gnome.org> | 2005-07-01 07:44:23 (GMT) |
commit | 1b167536f9277df8953cc30a531c1c17eab10382 (patch) | |
tree | 144f3b6065a7e19f679148406cc20f7a2ee738b4 /dvi/dvi-document.c | |
parent | 83dc7cff581241907168d6f61ce25f798b8c442f (diff) |
Require libgnomeprint >= 2.5.1. Thanks to Colin Slater
* configure.ac:
Require libgnomeprint >= 2.5.1. Thanks to Colin Slater
<kiltedaco@gmail.com>
* djvu/djvu-document.c: (djvu_document_get_orientation),
(djvu_document_set_orientation), (djvu_document_get_page_size),
(rotate_pixbuf), (djvu_document_render_pixbuf),
(djvu_document_document_iface_init):
* dvi/dvi-document.c: (dvi_document_get_orientation),
(dvi_document_set_orientation), (dvi_document_get_page_size),
(rotate_pixbuf), (dvi_document_render_pixbuf),
(dvi_document_document_iface_init):
Dvi and djvu backends are ported to new API
Diffstat (limited to 'dvi/dvi-document.c')
-rw-r--r-- | dvi/dvi-document.c | 74 |
1 files changed, 61 insertions, 13 deletions
diff --git a/dvi/dvi-document.c b/dvi/dvi-document.c index d0307e3..0aff86a 100644 --- a/dvi/dvi-document.c +++ b/dvi/dvi-document.c @@ -54,6 +54,8 @@ struct _DviDocument double base_width; double base_height; + + EvOrientation orientation; }; typedef struct _DviDocumentClass DviDocumentClass; @@ -134,6 +136,24 @@ dvi_document_get_n_pages (EvDocument *document) return dvi_document->context->npages; } +static EvOrientation +dvi_document_get_orientation (EvDocument *document) +{ + DviDocument *dvi_document = DVI_DOCUMENT (document); + + return dvi_document->orientation; +} + +static void +dvi_document_set_orientation (EvDocument *document, + EvOrientation orientation) +{ + DviDocument *dvi_document = DVI_DOCUMENT (document); + + dvi_document->orientation = orientation; +} + + static void dvi_document_get_page_size (EvDocument *document, int page, @@ -141,20 +161,43 @@ dvi_document_get_page_size (EvDocument *document, double *height) { DviDocument * dvi_document = DVI_DOCUMENT (document); - - if (width != NULL) - *width = dvi_document->base_width; - if (height != NULL) - *height = dvi_document->base_height; - + if (dvi_document->orientation == EV_ORIENTATION_PORTRAIT || + dvi_document->orientation == EV_ORIENTATION_UPSIDEDOWN) { + *width = dvi_document->base_width; + *height = dvi_document->base_height;; + } else { + *width = dvi_document->base_height; + *height = dvi_document->base_width; + } + return; } static GdkPixbuf * -dvi_document_render_pixbuf (EvDocument *document, int page, double scale) +rotate_pixbuf (EvDocument *document, GdkPixbuf *pixbuf) +{ + DviDocument *dvi_document = DVI_DOCUMENT (document); + + switch (dvi_document->orientation) + { + case EV_ORIENTATION_LANDSCAPE: + return gdk_pixbuf_rotate_simple (pixbuf, 90); + case EV_ORIENTATION_UPSIDEDOWN: + return gdk_pixbuf_rotate_simple (pixbuf, 180); + case EV_ORIENTATION_SEASCAPE: + return gdk_pixbuf_rotate_simple (pixbuf, 270); + default: + return g_object_ref (pixbuf); + } +} + +static GdkPixbuf * +dvi_document_render_pixbuf (EvDocument *document, + EvRenderContext *rc) { GdkPixbuf *pixbuf; + GdkPixbuf *rotated_pixbuf; DviDocument *dvi_document = DVI_DOCUMENT(document); @@ -168,14 +211,14 @@ dvi_document_render_pixbuf (EvDocument *document, int page, double scale) */ g_mutex_lock (dvi_context_mutex); - mdvi_setpage(dvi_document->context, page); + mdvi_setpage(dvi_document->context, rc->page); mdvi_set_shrink (dvi_document->context, - (int)((dvi_document->params->hshrink - 1) / scale) + 1, - (int)((dvi_document->params->vshrink - 1) / scale) + 1); + (int)((dvi_document->params->hshrink - 1) / rc->scale) + 1, + (int)((dvi_document->params->vshrink - 1) / rc->scale) + 1); - required_width = dvi_document->base_width * scale; - required_height = dvi_document->base_height * scale; + required_width = dvi_document->base_width * rc->scale; + required_height = dvi_document->base_height * rc->scale; proposed_width = dvi_document->context->dvi_page_w * dvi_document->context->params.conv; proposed_height = dvi_document->context->dvi_page_h * dvi_document->context->params.vconv; @@ -192,7 +235,10 @@ dvi_document_render_pixbuf (EvDocument *document, int page, double scale) g_mutex_unlock (dvi_context_mutex); - return pixbuf; + rotated_pixbuf = rotate_pixbuf (document, pixbuf); + g_object_unref (pixbuf); + + return rotated_pixbuf; } static void @@ -247,6 +293,8 @@ dvi_document_document_iface_init (EvDocumentIface *iface) iface->get_page_size = dvi_document_get_page_size; iface->render_pixbuf = dvi_document_render_pixbuf; iface->get_info = dvi_document_get_info; + iface->get_orientation = dvi_document_get_orientation; + iface->set_orientation = dvi_document_set_orientation; } static void |