index 00fcac48e8ac1d8706bf1f66957386620e66359d..cbf858f4d129563f0b96eebee270ba3c214abf79 100644 (file)
/* Set up pixblock */
guchar *px = g_new(guchar, 4 * width * height);
+
+ if (px == NULL) {
+ return 0; // buffer is too big or too small, cannot pick, so return 0
+ }
+
memset(px, 0x00, 4 * width * height);
/* Render */
nr_pixblock_setup_extern( &pb, NR_PIXBLOCK_MODE_R8G8B8A8N,
ibox.x0, ibox.y0, ibox.x1, ibox.y1,
px, 4 * width, FALSE, FALSE );
- nr_arena_item_invoke_render( trace_root, &ibox, &pb,
+ nr_arena_item_invoke_render(NULL, trace_root, &ibox, &pb,
NR_ARENA_ITEM_RENDER_NO_CACHE );
double R = 0, G = 0, B = 0, A = 0;
w = sp_repr_get_double_attribute (obj_repr, "inkscape:tile-w", 0);
h = sp_repr_get_double_attribute (obj_repr, "inkscape:tile-h", 0);
} else {
- NR::Rect const r = SP_ITEM(obj)->getBounds(sp_item_i2doc_affine(SP_ITEM(obj)));
- c = r.midpoint();
- w = r.dimensions()[NR::X];
- h = r.dimensions()[NR::Y];
-
- sp_repr_set_svg_double(obj_repr, "inkscape:tile-w", w);
- sp_repr_set_svg_double(obj_repr, "inkscape:tile-h", h);
- sp_repr_set_svg_double(obj_repr, "inkscape:tile-cx", c[NR::X]);
- sp_repr_set_svg_double(obj_repr, "inkscape:tile-cy", c[NR::Y]);
+ NR::Maybe<NR::Rect> r = SP_ITEM(obj)->getBounds(sp_item_i2doc_affine(SP_ITEM(obj)));
+ if (r) {
+ c = r->midpoint();
+ w = r->dimensions()[NR::X];
+ h = r->dimensions()[NR::Y];
+
+ sp_repr_set_svg_double(obj_repr, "inkscape:tile-cx", c[NR::X]);
+ sp_repr_set_svg_double(obj_repr, "inkscape:tile-cy", c[NR::Y]);
+ sp_repr_set_svg_double(obj_repr, "inkscape:tile-w", w);
+ sp_repr_set_svg_double(obj_repr, "inkscape:tile-h", h);
+ } else {
+ c = NR::Point(0, 0);
+ w = h = 0;
+ }
}
NR::Point cur = NR::Point (0, 0);
center_set = true;
}
- gchar affinestr[80];
- if (sp_svg_transform_write(affinestr, 79, t)) {
- clone->setAttribute("transform", affinestr);
- } else {
- clone->setAttribute("transform", NULL);
- }
+ gchar *affinestr=sp_svg_transform_write(t);
+ clone->setAttribute("transform", affinestr);
+ g_free(affinestr);
if (opacity < 1.0) {
sp_repr_set_css_double(clone, "opacity", opacity);