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Diffstat (limited to 'src/widgets/gradient-image.cpp')
| -rw-r--r-- | src/widgets/gradient-image.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/widgets/gradient-image.cpp b/src/widgets/gradient-image.cpp index 09a06370d..b835dc36b 100644 --- a/src/widgets/gradient-image.cpp +++ b/src/widgets/gradient-image.cpp @@ -153,6 +153,37 @@ sp_gradient_image_new (SPGradient *gradient) return (GtkWidget *) image; } +GdkPixbuf* +sp_gradient_to_pixbuf (SPGradient *gr, int width, int height) +{ + cairo_surface_t *s = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, width, height); + cairo_t *ct = cairo_create(s); + + cairo_pattern_t *check = ink_cairo_pattern_create_checkerboard(); + cairo_set_source(ct, check); + cairo_paint(ct); + cairo_pattern_destroy(check); + + if (gr) { + cairo_pattern_t *p = sp_gradient_create_preview_pattern(gr, width); + cairo_set_source(ct, p); + cairo_paint(ct); + cairo_pattern_destroy(p); + } + + cairo_destroy(ct); + cairo_surface_flush(s); + + GdkPixbuf* pixbuf = gdk_pixbuf_new_from_data( cairo_image_surface_get_data(s), + GDK_COLORSPACE_RGB, TRUE, 8, + width, height, cairo_image_surface_get_stride(s), + ink_cairo_pixbuf_cleanup, s); + convert_pixbuf_argb32_to_normal(pixbuf); + + return pixbuf; +} + + void sp_gradient_image_set_gradient (SPGradientImage *image, SPGradient *gradient) { |