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From: Adrian Johnson <ajohnson@redneon.com>
Bug 691061 - Check if EXTEND_PAD group can be painted with EXTEND_NONE. r=jmuizelaar
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@ -5314,10 +5314,28 @@ _cairo_pdf_surface_analyze_operation (cairo_pdf_surface_t *surface,
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cairo_surface_pattern_t *surface_pattern = (cairo_surface_pattern_t *) pattern;
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if (surface_pattern->surface->type == CAIRO_SURFACE_TYPE_RECORDING) {
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if (pattern->extend == CAIRO_EXTEND_PAD)
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return CAIRO_INT_STATUS_UNSUPPORTED;
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else
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return CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN;
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if (pattern->extend == CAIRO_EXTEND_PAD) {
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cairo_box_t box;
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cairo_rectangle_int_t rect;
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cairo_rectangle_int_t rec_extents;
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/* get the operation extents in pattern space */
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_cairo_box_from_rectangle (&box, extents);
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_cairo_matrix_transform_bounding_box_fixed (&pattern->matrix, &box, NULL);
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_cairo_box_round_to_rectangle (&box, &rect);
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/* Check if surface needs padding to fill extents */
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if (_cairo_surface_get_extents (surface_pattern->surface, &rec_extents)) {
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if (_cairo_fixed_integer_ceil(box.p1.x) < rec_extents.x ||
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_cairo_fixed_integer_ceil(box.p1.y) < rec_extents.y ||
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_cairo_fixed_integer_floor(box.p2.y) > rec_extents.x + rec_extents.width ||
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_cairo_fixed_integer_floor(box.p2.y) > rec_extents.y + rec_extents.height)
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{
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return CAIRO_INT_STATUS_UNSUPPORTED;
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}
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}
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}
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return CAIRO_INT_STATUS_ANALYZE_RECORDING_SURFACE_PATTERN;
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}
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}
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