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Diffstat (limited to 'src/cairo-types-private.h')
-rw-r--r-- | src/cairo-types-private.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/cairo-types-private.h b/src/cairo-types-private.h index 8b5a94b43..49fc7092a 100644 --- a/src/cairo-types-private.h +++ b/src/cairo-types-private.h @@ -129,9 +129,34 @@ struct _cairo_array { cairo_bool_t is_snapshot; }; +/** + * cairo_lcd_filter_t: + * @CAIRO_LCD_FILTER_DEFAULT: Use the default LCD filter for + * font backend and target device + * @CAIRO_LCD_FILTER_NONE: Do not perform LCD filtering + * @CAIRO_LCD_FILTER_INTRA_PIXEL: Intra-pixel filter + * @CAIRO_LCD_FILTER_FIR3: FIR filter with a 3x3 kernel + * @CAIRO_LCD_FILTER_FIR5: FIR filter with a 5x5 kernel + * + * The LCD filter specifies the low-pass filter applied to LCD-optimized + * bitmaps generated with an antialiasing mode of %CAIRO_ANTIALIAS_SUBPIXEL. + * + * Note: This API was temporarily made available in the public + * interface during the 1.7.x development series, but was made private + * before 1.8. + **/ +typedef enum _cairo_lcd_filter { + CAIRO_LCD_FILTER_DEFAULT, + CAIRO_LCD_FILTER_NONE, + CAIRO_LCD_FILTER_INTRA_PIXEL, + CAIRO_LCD_FILTER_FIR3, + CAIRO_LCD_FILTER_FIR5 +} cairo_lcd_filter_t; + struct _cairo_font_options { cairo_antialias_t antialias; cairo_subpixel_order_t subpixel_order; + cairo_lcd_filter_t lcd_filter; cairo_hint_style_t hint_style; cairo_hint_metrics_t hint_metrics; }; |