Updated plugin render functions

ft/djvu/djvu.c

@@ -243,76 +243,25 @@ djvu_page_render(zathura_page_t* page)
   ddjvu_rect_t rrect = { 0, 0, page_width, page_height };
   ddjvu_rect_t prect = { 0, 0, page_width, page_height };
 
-  guchar* buffer = malloc(sizeof(char) * (page_width * page_height * 3));
-  if (!buffer) {
+  zathura_image_buffer_t* image_buffer = zathura_image_buffer_create(page_width, page_height);
+
+  if (image_buffer == NULL) {
     goto error_free;
   }
 
   /* set rotation */
-  GdkPixbufRotation gdk_angle       = GDK_PIXBUF_ROTATE_NONE;
-  ddjvu_page_rotation_t ddjvu_angle = DDJVU_ROTATE_0;
-
-  switch(Zathura.document->rotate) {
-    case 90:
-      gdk_angle   = GDK_PIXBUF_ROTATE_CLOCKWISE;
-      ddjvu_angle = DDJVU_ROTATE_90;
-      break;
-    case 180:
-      gdk_angle   = GDK_PIXBUF_ROTATE_UPSIDEDOWN;
-      ddjvu_angle = DDJVU_ROTATE_180;
-      break;
-    case 270:
-      gdk_angle   = GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE;
-      ddjvu_angle = DDJVU_ROTATE_270;
-      break;
-    default:
-      gdk_angle       = GDK_PIXBUF_ROTATE_NONE;
-      ddjvu_angle = DDJVU_ROTATE_0;
-      break;
-  }
-
-  ddjvu_page_set_rotation(djvu_page, ddjvu_angle);
+  ddjvu_page_set_rotation(djvu_page, DDJVU_ROTATE_0);
 
   /* render page */
   ddjvu_page_render(djvu_page, DDJVU_RENDER_COLOR, &prect, &rrect, djvu_document->format,
-      3 * page_width, (char*) buffer);
-
-  /* create pixbuf */
-  GdkPixbuf* pixbuf = gdk_pixbuf_new_from_data(buffer, GDK_COLORSPACE_RGB, FALSE, 8,
-      page_width, page_height, 3 * page_width, NULL, NULL);
-
-  if (!pixbuf) {
-    goto error_free;
-  }
-
-  /* rotate page */
-  if (Zathura.document->rotate != 0) {
-    GdkPixbuf* pixbuf_temp = gdk_pixbuf_rotate_simple(pixbuf, gdk_angle);
-    if (!pixbuf_temp) {
-      goto error_free;
-    }
-
-    pixbuf = pixbuf_temp;
-  }
-
-  GtkWidget* image = gtk_image_new();
-
-  if (!image) {
-    goto error_free;
-  }
-
-  gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf);
-  gtk_widget_show(image);
-
-  ddjvu_page_release(djvu_page);
+      3 * page_width, (char*) image_buffer);
 
-  return image;
+  return image_buffer;
 
 error_free:
 
     ddjvu_page_release(djvu_page);
-    free(buffer);
-    g_object_unref(pixbuf);
+    zathura_image_buffer_free(image_buffer);
 
 error_out:
 

ft/pdf-mupdf/pdf.c

@@ -191,11 +191,10 @@ pdf_page_render(zathura_page_t* page)
       page_height = dim_temp;
   }
 
-  /* create pixbuf */
-  GdkPixbuf* pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8,
-      page_width, page_height);
+  /* create image buffer */
+  zathura_image_buffer_t* image_buffer = zathura_image_buffer_create(page_width, page_height);
 
-  if (!pixbuf) {
+  if (image_buffer == NULL) {
     return NULL;
   }
 
@@ -221,10 +220,6 @@ pdf_page_render(zathura_page_t* page)
   ctm           = fz_concat(ctm, fz_rotate(Zathura.document->rotate));
   fz_bbox bbox  = fz_roundrect(fz_transformrect(ctm, mupdf_page->page->mediabox));
 
-  guchar* pixels = gdk_pixbuf_get_pixels(pixbuf);
-  int rowstride  = gdk_pixbuf_get_rowstride(pixbuf);
-  int n_channels = gdk_pixbuf_get_n_channels(pixbuf);
-
   fz_pixmap* pixmap = fz_newpixmapwithrect(fz_devicergb, bbox);
   fz_clearpixmapwithcolor(pixmap, 0xFF);
 
@@ -235,7 +230,7 @@ pdf_page_render(zathura_page_t* page)
   for (unsigned int y = 0; y < pixmap->h; y++) {
     for (unsigned int x = 0; x < pixmap->w; x++) {
       unsigned char *s = pixmap->samples + y * pixmap->w * 4 + x * 4;
-      guchar* p = pixels + y * rowstride + x * n_channels;
+      guchar* p = image_buffer->data + y * image_buffer->width + x;
       p[0] = s[0];
       p[1] = s[1];
       p[2] = s[2];
@@ -245,16 +240,5 @@ pdf_page_render(zathura_page_t* page)
   fz_droppixmap(pixmap);
   fz_freedisplaylist(display_list);
 
-  /* write pixbuf */
-  GtkWidget* image = gtk_image_new();
-
-  if (!image) {
-    g_object_unref(pixbuf);
-    return NULL;
-  }
-
-  gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf);
-  gtk_widget_show(image);
-
-  return image;
+  return image_buffer;
 }

ft/pdf-poppler/pdf.c

@@ -261,34 +261,41 @@ pdf_page_render(zathura_page_t* page)
   unsigned int page_width  = Zathura.document->scale * page->width;
   unsigned int page_height = Zathura.document->scale * page->height;
 
-  if (Zathura.document->rotate == 90 || Zathura.document->rotate == 270) {
-      unsigned int dim_temp = 0;
-      dim_temp    = page_width;
-      page_width  = page_height;
-      page_height = dim_temp;
-  }
-
   /* create pixbuf */
   GdkPixbuf* pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8,
       page_width, page_height);
 
-  if (!pixbuf) {
+  if (pixbuf == NULL) {
     return NULL;
   }
 
-  poppler_page_render_to_pixbuf(page->data, 0, 0, page_width, page_height, Zathura.document->scale,
-      Zathura.document->rotate, pixbuf);
+  poppler_page_render_to_pixbuf(page->data, 0, 0, page_width, page_height,
+      Zathura.document->scale, 90, pixbuf);
 
-  /* write pixbuf */
-  GtkWidget* image = gtk_image_new();
+  /* create image buffer */
+  zathura_image_buffer_t* image_buffer = zathura_image_buffer_create(page_width, page_height);
 
-  if (!image) {
+  if (image_buffer == NULL) {
     g_object_unref(pixbuf);
     return NULL;
   }
 
-  gtk_image_set_from_pixbuf(GTK_IMAGE(image), pixbuf);
-  gtk_widget_show(image);
+  /* copy buffer */
+  guchar* pixels = gdk_pixbuf_get_pixels(pixbuf);
+  int rowstride  = gdk_pixbuf_get_rowstride(pixbuf);
+  int n_channels = gdk_pixbuf_get_n_channels(pixbuf);
+
+  for (unsigned int y = 0; y < page_height; y++) {
+    for (unsigned int x = 0; x < page_width; x++) {
+      unsigned char *s = pixels + y * rowstride + x * n_channels;
+      guchar* p = image_buffer->data + y * image_buffer->width + x;
+      p[0] = s[0];
+      p[1] = s[1];
+      p[2] = s[2];
+    }
+  }
+
+  g_object_unref(pixbuf);
 
-  return image;
+  return image_buffer;
 }