/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
-/* pixbuf-document.h: Implementation of EvDocument for PIXBUF
+/*
* Copyright (C) 2004, Anders Carlsson <andersca@gnome.org>
*
* This program is free software; you can redistribute it and/or modify
*/
#include "pixbuf-document.h"
+#include "ev-document-thumbnails.h"
struct _PixbufDocumentClass
{
GObject parent_instance;
GdkPixbuf *pixbuf;
- GdkDrawable *target;
- gdouble scale;
-
- gint x_offset, y_offset;
+
+ gchar *uri;
};
typedef struct _PixbufDocumentClass PixbufDocumentClass;
static void pixbuf_document_document_iface_init (EvDocumentIface *iface);
+static void pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface);
G_DEFINE_TYPE_WITH_CODE (PixbufDocument, pixbuf_document, G_TYPE_OBJECT,
{ G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT,
- pixbuf_document_document_iface_init) });
-
-static GObjectClass *parent_class;
+ pixbuf_document_document_iface_init);
+ G_IMPLEMENT_INTERFACE (EV_TYPE_DOCUMENT_THUMBNAILS,
+ pixbuf_document_document_thumbnails_iface_init)
+ });
static gboolean
pixbuf_document_load (EvDocument *document,
return FALSE;
pixbuf_document->pixbuf = pixbuf;
+ g_free (pixbuf_document->uri);
+ pixbuf_document->uri = g_strdup (uri);
return TRUE;
}
-static int
-pixbuf_document_get_n_pages (EvDocument *document)
+static gboolean
+pixbuf_document_save (EvDocument *document,
+ const char *uri,
+ GError **error)
{
- return 1;
-}
+ PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
-static void
-pixbuf_document_set_page (EvDocument *document,
- int page)
-{
- /* Do nothing */
+ return ev_xfer_uri_simple (pixbuf_document->uri, uri, error);
}
static int
-pixbuf_document_get_page (EvDocument *document)
+pixbuf_document_get_n_pages (EvDocument *document)
{
return 1;
}
static void
-pixbuf_document_set_target (EvDocument *document,
- GdkDrawable *target)
+pixbuf_document_get_page_size (EvDocument *document,
+ int page,
+ double *width,
+ double *height)
{
PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
- pixbuf_document->target = target;
+ *width = gdk_pixbuf_get_width (pixbuf_document->pixbuf);
+ *height = gdk_pixbuf_get_height (pixbuf_document->pixbuf);
}
-static void
-pixbuf_document_set_scale (EvDocument *document,
- double scale)
+static GdkPixbuf*
+pixbuf_document_render_pixbuf (EvDocument *document,
+ EvRenderContext *rc)
{
PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
+ GdkPixbuf *scaled_pixbuf, *rotated_pixbuf;
+
+ scaled_pixbuf = gdk_pixbuf_scale_simple (pixbuf_document->pixbuf,
+ gdk_pixbuf_get_width (pixbuf_document->pixbuf) * rc->scale,
+ gdk_pixbuf_get_height (pixbuf_document->pixbuf) * rc->scale,
+ GDK_INTERP_BILINEAR);
+
+ rotated_pixbuf = gdk_pixbuf_rotate_simple (scaled_pixbuf, 360 - rc->rotation);
+ g_object_unref (scaled_pixbuf);
- pixbuf_document->scale = scale;
+ return rotated_pixbuf;
}
static void
-pixbuf_document_set_page_offset (EvDocument *document,
- int x,
- int y)
+pixbuf_document_finalize (GObject *object)
{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
+ PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (object);
- pixbuf_document->x_offset = x;
- pixbuf_document->y_offset = y;
+ g_object_unref (pixbuf_document->pixbuf);
+ g_free (pixbuf_document->uri);
+
+ G_OBJECT_CLASS (pixbuf_document_parent_class)->finalize (object);
}
static void
-pixbuf_document_get_page_size (EvDocument *document,
- int *width,
- int *height)
+pixbuf_document_class_init (PixbufDocumentClass *klass)
{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
+ GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- *width = gdk_pixbuf_get_width (pixbuf_document->pixbuf);
- *height = gdk_pixbuf_get_height (pixbuf_document->pixbuf);
+ gobject_class->finalize = pixbuf_document_finalize;
}
-static void
-pixbuf_document_render (EvDocument *document,
- int clip_x,
- int clip_y,
- int clip_width,
- int clip_height)
+static gboolean
+pixbuf_document_can_get_text (EvDocument *document)
{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
-
- if (pixbuf_document->scale == 1.0) {
- gdk_draw_pixbuf (pixbuf_document->target, NULL, pixbuf_document->pixbuf,
- clip_x, clip_y,
- clip_x, clip_y,
- clip_width, clip_height, GDK_RGB_DITHER_NORMAL,
- 0, 0);
- }
- else {
- GdkPixbuf *tmp_pixbuf;
-
- tmp_pixbuf = gdk_pixbuf_new (gdk_pixbuf_get_colorspace (pixbuf_document->pixbuf),
- gdk_pixbuf_get_has_alpha (pixbuf_document->pixbuf),
- gdk_pixbuf_get_bits_per_sample (pixbuf_document->pixbuf),
- clip_width, clip_height);
-
- gdk_pixbuf_scale (pixbuf_document->pixbuf, tmp_pixbuf, 0, 0, clip_width, clip_height,
- clip_x * pixbuf_document->scale,
- clip_y * pixbuf_document->scale,
- pixbuf_document->scale, pixbuf_document->scale,
- GDK_INTERP_BILINEAR);
-
- gdk_draw_pixbuf (pixbuf_document->target, NULL, tmp_pixbuf,
- 0, 0,
- clip_x + pixbuf_document->x_offset,
- clip_y + pixbuf_document->y_offset,
- clip_width, clip_height, GDK_RGB_DITHER_NORMAL,
- 0, 0);
-
- g_object_unref (tmp_pixbuf);
- }
+ return FALSE;
}
-static void
-pixbuf_document_begin_find (EvDocument *document,
- const char *search_string,
- gboolean case_sensitive)
+static EvDocumentInfo *
+pixbuf_document_get_info (EvDocument *document)
{
-
+ EvDocumentInfo *info;
+
+ info = g_new0 (EvDocumentInfo, 1);
+ info->fields_mask = 0;
+
+ return info;
}
static void
-pixbuf_document_end_find (EvDocument *document)
+pixbuf_document_document_iface_init (EvDocumentIface *iface)
{
+ iface->load = pixbuf_document_load;
+ iface->save = pixbuf_document_save;
+ iface->can_get_text = pixbuf_document_can_get_text;
+ iface->get_n_pages = pixbuf_document_get_n_pages;
+ iface->get_page_size = pixbuf_document_get_page_size;
+ iface->render_pixbuf = pixbuf_document_render_pixbuf;
+ iface->get_info = pixbuf_document_get_info;
}
-static void
-pixbuf_document_finalize (GObject *object)
+static GdkPixbuf *
+pixbuf_document_thumbnails_get_thumbnail (EvDocumentThumbnails *document,
+ gint page,
+ gint rotation,
+ gint size,
+ gboolean border)
{
- PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (object);
+ PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
+ GdkPixbuf *pixbuf, *rotated_pixbuf;
+ gdouble scale_factor;
+ gint height;
+
+ scale_factor = (gdouble)size / gdk_pixbuf_get_width (pixbuf_document->pixbuf);
- g_object_unref (pixbuf_document->pixbuf);
+ height = gdk_pixbuf_get_height (pixbuf_document->pixbuf) * scale_factor;
- G_OBJECT_CLASS (parent_class)->finalize (object);
+ pixbuf = gdk_pixbuf_scale_simple (pixbuf_document->pixbuf, size, height,
+ GDK_INTERP_BILINEAR);
+
+ rotated_pixbuf = gdk_pixbuf_rotate_simple (pixbuf, 360 - rotation);
+ g_object_unref (pixbuf);
+
+ return rotated_pixbuf;
}
static void
-pixbuf_document_class_init (PixbufDocumentClass *klass)
+pixbuf_document_thumbnails_get_dimensions (EvDocumentThumbnails *document,
+ gint page,
+ gint suggested_width,
+ gint *width,
+ gint *height)
{
- GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+ PixbufDocument *pixbuf_document = PIXBUF_DOCUMENT (document);
+ gdouble page_ratio;
- parent_class = g_type_class_peek_parent (klass);
-
- gobject_class->finalize = pixbuf_document_finalize;
+ page_ratio = ((double)gdk_pixbuf_get_height (pixbuf_document->pixbuf)) /
+ gdk_pixbuf_get_width (pixbuf_document->pixbuf);
+ *width = suggested_width;
+ *height = (gint) (suggested_width * page_ratio);
}
static void
-pixbuf_document_document_iface_init (EvDocumentIface *iface)
+pixbuf_document_document_thumbnails_iface_init (EvDocumentThumbnailsIface *iface)
{
- iface->load = pixbuf_document_load;
- iface->get_n_pages = pixbuf_document_get_n_pages;
- iface->set_page = pixbuf_document_set_page;
- iface->get_page = pixbuf_document_get_page;
- iface->set_scale = pixbuf_document_set_scale;
- iface->set_target = pixbuf_document_set_target;
- iface->set_page_offset = pixbuf_document_set_page_offset;
- iface->get_page_size = pixbuf_document_get_page_size;
- iface->render = pixbuf_document_render;
- iface->begin_find = pixbuf_document_begin_find;
- iface->end_find = pixbuf_document_end_find;
+ iface->get_thumbnail = pixbuf_document_thumbnails_get_thumbnail;
+ iface->get_dimensions = pixbuf_document_thumbnails_get_dimensions;
}
+
static void
pixbuf_document_init (PixbufDocument *pixbuf_document)
{
- pixbuf_document->scale = 1.0;
-
- pixbuf_document->x_offset = 10;
- pixbuf_document->y_offset = 10;
}