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-rwxr-xr-xthirdparties/common/include/libfreetype/freetype2/freetype/ftimage.h2113
1 files changed, 1051 insertions, 1062 deletions
diff --git a/thirdparties/common/include/libfreetype/freetype2/freetype/ftimage.h b/thirdparties/common/include/libfreetype/freetype2/freetype/ftimage.h
index 7834303..1766702 100755
--- a/thirdparties/common/include/libfreetype/freetype2/freetype/ftimage.h
+++ b/thirdparties/common/include/libfreetype/freetype2/freetype/ftimage.h
@@ -17,19 +17,19 @@
/* */
/***************************************************************************/
- /*************************************************************************/
- /* */
- /* Note: A `raster' is simply a scan-line converter, used to render */
- /* FT_Outlines into FT_Bitmaps. */
- /* */
- /*************************************************************************/
+/*************************************************************************/
+/* */
+/* Note: A `raster' is simply a scan-line converter, used to render */
+/* FT_Outlines into FT_Bitmaps. */
+/* */
+/*************************************************************************/
#ifndef __FTIMAGE_H__
#define __FTIMAGE_H__
- /* _STANDALONE_ is from ftgrays.c */
+/* _STANDALONE_ is from ftgrays.c */
#ifndef _STANDALONE_
#include <ft2build.h>
#endif
@@ -38,139 +38,136 @@
FT_BEGIN_HEADER
- /*************************************************************************/
- /* */
- /* <Section> */
- /* basic_types */
- /* */
- /*************************************************************************/
-
-
- /*************************************************************************/
- /* */
- /* <Type> */
- /* FT_Pos */
- /* */
- /* <Description> */
- /* The type FT_Pos is used to store vectorial coordinates. Depending */
- /* on the context, these can represent distances in integer font */
- /* units, or 16.16, or 26.6 fixed-point pixel coordinates. */
- /* */
- typedef signed long FT_Pos;
-
-
- /*************************************************************************/
- /* */
- /* <Struct> */
- /* FT_Vector */
- /* */
- /* <Description> */
- /* A simple structure used to store a 2D vector; coordinates are of */
- /* the FT_Pos type. */
- /* */
- /* <Fields> */
- /* x :: The horizontal coordinate. */
- /* y :: The vertical coordinate. */
- /* */
- typedef struct FT_Vector_
- {
+/*************************************************************************/
+/* */
+/* <Section> */
+/* basic_types */
+/* */
+/*************************************************************************/
+
+
+/*************************************************************************/
+/* */
+/* <Type> */
+/* FT_Pos */
+/* */
+/* <Description> */
+/* The type FT_Pos is used to store vectorial coordinates. Depending */
+/* on the context, these can represent distances in integer font */
+/* units, or 16.16, or 26.6 fixed-point pixel coordinates. */
+/* */
+typedef signed long FT_Pos;
+
+
+/*************************************************************************/
+/* */
+/* <Struct> */
+/* FT_Vector */
+/* */
+/* <Description> */
+/* A simple structure used to store a 2D vector; coordinates are of */
+/* the FT_Pos type. */
+/* */
+/* <Fields> */
+/* x :: The horizontal coordinate. */
+/* y :: The vertical coordinate. */
+/* */
+typedef struct FT_Vector_ {
FT_Pos x;
FT_Pos y;
- } FT_Vector;
-
-
- /*************************************************************************/
- /* */
- /* <Struct> */
- /* FT_BBox */
- /* */
- /* <Description> */
- /* A structure used to hold an outline's bounding box, i.e., the */
- /* coordinates of its extrema in the horizontal and vertical */
- /* directions. */
- /* */
- /* <Fields> */
- /* xMin :: The horizontal minimum (left-most). */
- /* */
- /* yMin :: The vertical minimum (bottom-most). */
- /* */
- /* xMax :: The horizontal maximum (right-most). */
- /* */
- /* yMax :: The vertical maximum (top-most). */
- /* */
- /* <Note> */
- /* The bounding box is specified with the coordinates of the lower */
- /* left and the upper right corner. In PostScript, those values are */
- /* often called (llx,lly) and (urx,ury), respectively. */
- /* */
- /* If `yMin' is negative, this value gives the glyph's descender. */
- /* Otherwise, the glyph doesn't descend below the baseline. */
- /* Similarly, if `ymax' is positive, this value gives the glyph's */
- /* ascender. */
- /* */
- /* `xMin' gives the horizontal distance from the glyph's origin to */
- /* the left edge of the glyph's bounding box. If `xMin' is negative, */
- /* the glyph extends to the left of the origin. */
- /* */
- typedef struct FT_BBox_
- {
+} FT_Vector;
+
+
+/*************************************************************************/
+/* */
+/* <Struct> */
+/* FT_BBox */
+/* */
+/* <Description> */
+/* A structure used to hold an outline's bounding box, i.e., the */
+/* coordinates of its extrema in the horizontal and vertical */
+/* directions. */
+/* */
+/* <Fields> */
+/* xMin :: The horizontal minimum (left-most). */
+/* */
+/* yMin :: The vertical minimum (bottom-most). */
+/* */
+/* xMax :: The horizontal maximum (right-most). */
+/* */
+/* yMax :: The vertical maximum (top-most). */
+/* */
+/* <Note> */
+/* The bounding box is specified with the coordinates of the lower */
+/* left and the upper right corner. In PostScript, those values are */
+/* often called (llx,lly) and (urx,ury), respectively. */
+/* */
+/* If `yMin' is negative, this value gives the glyph's descender. */
+/* Otherwise, the glyph doesn't descend below the baseline. */
+/* Similarly, if `ymax' is positive, this value gives the glyph's */
+/* ascender. */
+/* */
+/* `xMin' gives the horizontal distance from the glyph's origin to */
+/* the left edge of the glyph's bounding box. If `xMin' is negative, */
+/* the glyph extends to the left of the origin. */
+/* */
+typedef struct FT_BBox_ {
FT_Pos xMin, yMin;
FT_Pos xMax, yMax;
- } FT_BBox;
-
-
- /*************************************************************************/
- /* */
- /* <Enum> */
- /* FT_Pixel_Mode */
- /* */
- /* <Description> */
- /* An enumeration type used to describe the format of pixels in a */
- /* given bitmap. Note that additional formats may be added in the */
- /* future. */
- /* */
- /* <Values> */
- /* FT_PIXEL_MODE_NONE :: */
- /* Value~0 is reserved. */
- /* */
- /* FT_PIXEL_MODE_MONO :: */
- /* A monochrome bitmap, using 1~bit per pixel. Note that pixels */
- /* are stored in most-significant order (MSB), which means that */
- /* the left-most pixel in a byte has value 128. */
- /* */
- /* FT_PIXEL_MODE_GRAY :: */
- /* An 8-bit bitmap, generally used to represent anti-aliased glyph */
- /* images. Each pixel is stored in one byte. Note that the number */
- /* of `gray' levels is stored in the `num_grays' field of the */
- /* @FT_Bitmap structure (it generally is 256). */
- /* */
- /* FT_PIXEL_MODE_GRAY2 :: */
- /* A 2-bit per pixel bitmap, used to represent embedded */
- /* anti-aliased bitmaps in font files according to the OpenType */
- /* specification. We haven't found a single font using this */
- /* format, however. */
- /* */
- /* FT_PIXEL_MODE_GRAY4 :: */
- /* A 4-bit per pixel bitmap, representing embedded anti-aliased */
- /* bitmaps in font files according to the OpenType specification. */
- /* We haven't found a single font using this format, however. */
- /* */
- /* FT_PIXEL_MODE_LCD :: */
- /* An 8-bit bitmap, representing RGB or BGR decimated glyph images */
- /* used for display on LCD displays; the bitmap is three times */
- /* wider than the original glyph image. See also */
- /* @FT_RENDER_MODE_LCD. */
- /* */
- /* FT_PIXEL_MODE_LCD_V :: */
- /* An 8-bit bitmap, representing RGB or BGR decimated glyph images */
- /* used for display on rotated LCD displays; the bitmap is three */
- /* times taller than the original glyph image. See also */
- /* @FT_RENDER_MODE_LCD_V. */
- /* */
- typedef enum FT_Pixel_Mode_
- {
+} FT_BBox;
+
+
+/*************************************************************************/
+/* */
+/* <Enum> */
+/* FT_Pixel_Mode */
+/* */
+/* <Description> */
+/* An enumeration type used to describe the format of pixels in a */
+/* given bitmap. Note that additional formats may be added in the */
+/* future. */
+/* */
+/* <Values> */
+/* FT_PIXEL_MODE_NONE :: */
+/* Value~0 is reserved. */
+/* */
+/* FT_PIXEL_MODE_MONO :: */
+/* A monochrome bitmap, using 1~bit per pixel. Note that pixels */
+/* are stored in most-significant order (MSB), which means that */
+/* the left-most pixel in a byte has value 128. */
+/* */
+/* FT_PIXEL_MODE_GRAY :: */
+/* An 8-bit bitmap, generally used to represent anti-aliased glyph */
+/* images. Each pixel is stored in one byte. Note that the number */
+/* of `gray' levels is stored in the `num_grays' field of the */
+/* @FT_Bitmap structure (it generally is 256). */
+/* */
+/* FT_PIXEL_MODE_GRAY2 :: */
+/* A 2-bit per pixel bitmap, used to represent embedded */
+/* anti-aliased bitmaps in font files according to the OpenType */
+/* specification. We haven't found a single font using this */
+/* format, however. */
+/* */
+/* FT_PIXEL_MODE_GRAY4 :: */
+/* A 4-bit per pixel bitmap, representing embedded anti-aliased */
+/* bitmaps in font files according to the OpenType specification. */
+/* We haven't found a single font using this format, however. */
+/* */
+/* FT_PIXEL_MODE_LCD :: */
+/* An 8-bit bitmap, representing RGB or BGR decimated glyph images */
+/* used for display on LCD displays; the bitmap is three times */
+/* wider than the original glyph image. See also */
+/* @FT_RENDER_MODE_LCD. */
+/* */
+/* FT_PIXEL_MODE_LCD_V :: */
+/* An 8-bit bitmap, representing RGB or BGR decimated glyph images */
+/* used for display on rotated LCD displays; the bitmap is three */
+/* times taller than the original glyph image. See also */
+/* @FT_RENDER_MODE_LCD_V. */
+/* */
+typedef enum FT_Pixel_Mode_ {
FT_PIXEL_MODE_NONE = 0,
FT_PIXEL_MODE_MONO,
FT_PIXEL_MODE_GRAY,
@@ -181,134 +178,132 @@ FT_BEGIN_HEADER
FT_PIXEL_MODE_MAX /* do not remove */
- } FT_Pixel_Mode;
-
-
- /*************************************************************************/
- /* */
- /* <Enum> */
- /* ft_pixel_mode_xxx */
- /* */
- /* <Description> */
- /* A list of deprecated constants. Use the corresponding */
- /* @FT_Pixel_Mode values instead. */
- /* */
- /* <Values> */
- /* ft_pixel_mode_none :: See @FT_PIXEL_MODE_NONE. */
- /* ft_pixel_mode_mono :: See @FT_PIXEL_MODE_MONO. */
- /* ft_pixel_mode_grays :: See @FT_PIXEL_MODE_GRAY. */
- /* ft_pixel_mode_pal2 :: See @FT_PIXEL_MODE_GRAY2. */
- /* ft_pixel_mode_pal4 :: See @FT_PIXEL_MODE_GRAY4. */
- /* */
+} FT_Pixel_Mode;
+
+
+/*************************************************************************/
+/* */
+/* <Enum> */
+/* ft_pixel_mode_xxx */
+/* */
+/* <Description> */
+/* A list of deprecated constants. Use the corresponding */
+/* @FT_Pixel_Mode values instead. */
+/* */
+/* <Values> */
+/* ft_pixel_mode_none :: See @FT_PIXEL_MODE_NONE. */
+/* ft_pixel_mode_mono :: See @FT_PIXEL_MODE_MONO. */
+/* ft_pixel_mode_grays :: See @FT_PIXEL_MODE_GRAY. */
+/* ft_pixel_mode_pal2 :: See @FT_PIXEL_MODE_GRAY2. */
+/* ft_pixel_mode_pal4 :: See @FT_PIXEL_MODE_GRAY4. */
+/* */
#define ft_pixel_mode_none FT_PIXEL_MODE_NONE
#define ft_pixel_mode_mono FT_PIXEL_MODE_MONO
#define ft_pixel_mode_grays FT_PIXEL_MODE_GRAY
#define ft_pixel_mode_pal2 FT_PIXEL_MODE_GRAY2
#define ft_pixel_mode_pal4 FT_PIXEL_MODE_GRAY4
- /* */
+/* */
#if 0
- /*************************************************************************/
- /* */
- /* <Enum> */
- /* FT_Palette_Mode */
- /* */
- /* <Description> */
- /* THIS TYPE IS DEPRECATED. DO NOT USE IT! */
- /* */
- /* An enumeration type to describe the format of a bitmap palette, */
- /* used with ft_pixel_mode_pal4 and ft_pixel_mode_pal8. */
- /* */
- /* <Values> */
- /* ft_palette_mode_rgb :: The palette is an array of 3-byte RGB */
- /* records. */
- /* */
- /* ft_palette_mode_rgba :: The palette is an array of 4-byte RGBA */
- /* records. */
- /* */
- /* <Note> */
- /* As ft_pixel_mode_pal2, pal4 and pal8 are currently unused by */
- /* FreeType, these types are not handled by the library itself. */
- /* */
- typedef enum FT_Palette_Mode_
- {
+/*************************************************************************/
+/* */
+/* <Enum> */
+/* FT_Palette_Mode */
+/* */
+/* <Description> */
+/* THIS TYPE IS DEPRECATED. DO NOT USE IT! */
+/* */
+/* An enumeration type to describe the format of a bitmap palette, */
+/* used with ft_pixel_mode_pal4 and ft_pixel_mode_pal8. */
+/* */
+/* <Values> */
+/* ft_palette_mode_rgb :: The palette is an array of 3-byte RGB */
+/* records. */
+/* */
+/* ft_palette_mode_rgba :: The palette is an array of 4-byte RGBA */
+/* records. */
+/* */
+/* <Note> */
+/* As ft_pixel_mode_pal2, pal4 and pal8 are currently unused by */
+/* FreeType, these types are not handled by the library itself. */
+/* */
+typedef enum FT_Palette_Mode_ {
ft_palette_mode_rgb = 0,
ft_palette_mode_rgba,
ft_palette_mode_max /* do not remove */
- } FT_Palette_Mode;
+} FT_Palette_Mode;
- /* */
+/* */
#endif
- /*************************************************************************/
- /* */
- /* <Struct> */
- /* FT_Bitmap */
- /* */
- /* <Description> */
- /* A structure used to describe a bitmap or pixmap to the raster. */
- /* Note that we now manage pixmaps of various depths through the */
- /* `pixel_mode' field. */
- /* */
- /* <Fields> */
- /* rows :: The number of bitmap rows. */
- /* */
- /* width :: The number of pixels in bitmap row. */
- /* */
- /* pitch :: The pitch's absolute value is the number of bytes */
- /* taken by one bitmap row, including padding. */
- /* However, the pitch is positive when the bitmap has */
- /* a `down' flow, and negative when it has an `up' */
- /* flow. In all cases, the pitch is an offset to add */
- /* to a bitmap pointer in order to go down one row. */
- /* */
- /* Note that `padding' means the alignment of a */
- /* bitmap to a byte border, and FreeType functions */
- /* normally align to the smallest possible integer */
- /* value. */
- /* */
- /* For the B/W rasterizer, `pitch' is always an even */
- /* number. */
- /* */
- /* To change the pitch of a bitmap (say, to make it a */
- /* multiple of 4), use @FT_Bitmap_Convert. */
- /* Alternatively, you might use callback functions to */
- /* directly render to the application's surface; see */
- /* the file `example2.cpp' in the tutorial for a */
- /* demonstration. */
- /* */
- /* buffer :: A typeless pointer to the bitmap buffer. This */
- /* value should be aligned on 32-bit boundaries in */
- /* most cases. */
- /* */
- /* num_grays :: This field is only used with */
- /* @FT_PIXEL_MODE_GRAY; it gives the number of gray */
- /* levels used in the bitmap. */
- /* */
- /* pixel_mode :: The pixel mode, i.e., how pixel bits are stored. */
- /* See @FT_Pixel_Mode for possible values. */
- /* */
- /* palette_mode :: This field is intended for paletted pixel modes; */
- /* it indicates how the palette is stored. Not */
- /* used currently. */
- /* */
- /* palette :: A typeless pointer to the bitmap palette; this */
- /* field is intended for paletted pixel modes. Not */
- /* used currently. */
- /* */
- /* <Note> */
- /* For now, the only pixel modes supported by FreeType are mono and */
- /* grays. However, drivers might be added in the future to support */
- /* more `colorful' options. */
- /* */
- typedef struct FT_Bitmap_
- {
+/*************************************************************************/
+/* */
+/* <Struct> */
+/* FT_Bitmap */
+/* */
+/* <Description> */
+/* A structure used to describe a bitmap or pixmap to the raster. */
+/* Note that we now manage pixmaps of various depths through the */
+/* `pixel_mode' field. */
+/* */
+/* <Fields> */
+/* rows :: The number of bitmap rows. */
+/* */
+/* width :: The number of pixels in bitmap row. */
+/* */
+/* pitch :: The pitch's absolute value is the number of bytes */
+/* taken by one bitmap row, including padding. */
+/* However, the pitch is positive when the bitmap has */
+/* a `down' flow, and negative when it has an `up' */
+/* flow. In all cases, the pitch is an offset to add */
+/* to a bitmap pointer in order to go down one row. */
+/* */
+/* Note that `padding' means the alignment of a */
+/* bitmap to a byte border, and FreeType functions */
+/* normally align to the smallest possible integer */
+/* value. */
+/* */
+/* For the B/W rasterizer, `pitch' is always an even */
+/* number. */
+/* */
+/* To change the pitch of a bitmap (say, to make it a */
+/* multiple of 4), use @FT_Bitmap_Convert. */
+/* Alternatively, you might use callback functions to */
+/* directly render to the application's surface; see */
+/* the file `example2.cpp' in the tutorial for a */
+/* demonstration. */
+/* */
+/* buffer :: A typeless pointer to the bitmap buffer. This */
+/* value should be aligned on 32-bit boundaries in */
+/* most cases. */
+/* */
+/* num_grays :: This field is only used with */
+/* @FT_PIXEL_MODE_GRAY; it gives the number of gray */
+/* levels used in the bitmap. */
+/* */
+/* pixel_mode :: The pixel mode, i.e., how pixel bits are stored. */
+/* See @FT_Pixel_Mode for possible values. */
+/* */
+/* palette_mode :: This field is intended for paletted pixel modes; */
+/* it indicates how the palette is stored. Not */
+/* used currently. */
+/* */
+/* palette :: A typeless pointer to the bitmap palette; this */
+/* field is intended for paletted pixel modes. Not */
+/* used currently. */
+/* */
+/* <Note> */
+/* For now, the only pixel modes supported by FreeType are mono and */
+/* grays. However, drivers might be added in the future to support */
+/* more `colorful' options. */
+/* */
+typedef struct FT_Bitmap_ {
int rows;
int width;
int pitch;
@@ -318,70 +313,69 @@ FT_BEGIN_HEADER
char palette_mode;
void* palette;
- } FT_Bitmap;
-
-
- /*************************************************************************/
- /* */
- /* <Section> */
- /* outline_processing */
- /* */
- /*************************************************************************/
-
-
- /*************************************************************************/
- /* */
- /* <Struct> */
- /* FT_Outline */
- /* */
- /* <Description> */
- /* This structure is used to describe an outline to the scan-line */
- /* converter. */
- /* */
- /* <Fields> */
- /* n_contours :: The number of contours in the outline. */
- /* */
- /* n_points :: The number of points in the outline. */
- /* */
- /* points :: A pointer to an array of `n_points' @FT_Vector */
- /* elements, giving the outline's point coordinates. */
- /* */
- /* tags :: A pointer to an array of `n_points' chars, giving */
- /* each outline point's type. */
- /* */
- /* If bit~0 is unset, the point is `off' the curve, */
- /* i.e., a Bézier control point, while it is `on' if */
- /* set. */
- /* */
- /* Bit~1 is meaningful for `off' points only. If set, */
- /* it indicates a third-order Bézier arc control point; */
- /* and a second-order control point if unset. */
- /* */
- /* If bit~2 is set, bits 5-7 contain the drop-out mode */
- /* (as defined in the OpenType specification; the value */
- /* is the same as the argument to the SCANMODE */
- /* instruction). */
- /* */
- /* Bits 3 and~4 are reserved for internal purposes. */
- /* */
- /* contours :: An array of `n_contours' shorts, giving the end */
- /* point of each contour within the outline. For */
- /* example, the first contour is defined by the points */
- /* `0' to `contours[0]', the second one is defined by */
- /* the points `contours[0]+1' to `contours[1]', etc. */
- /* */
- /* flags :: A set of bit flags used to characterize the outline */
- /* and give hints to the scan-converter and hinter on */
- /* how to convert/grid-fit it. See @FT_OUTLINE_FLAGS. */
- /* */
- /* <Note> */
- /* The B/W rasterizer only checks bit~2 in the `tags' array for the */
- /* first point of each contour. The drop-out mode as given with */
- /* @FT_OUTLINE_IGNORE_DROPOUTS, @FT_OUTLINE_SMART_DROPOUTS, and */
- /* @FT_OUTLINE_INCLUDE_STUBS in `flags' is then overridden. */
- /* */
- typedef struct FT_Outline_
- {
+} FT_Bitmap;
+
+
+/*************************************************************************/
+/* */
+/* <Section> */
+/* outline_processing */
+/* */
+/*************************************************************************/
+
+
+/*************************************************************************/
+/* */
+/* <Struct> */
+/* FT_Outline */
+/* */
+/* <Description> */
+/* This structure is used to describe an outline to the scan-line */
+/* converter. */
+/* */
+/* <Fields> */
+/* n_contours :: The number of contours in the outline. */
+/* */
+/* n_points :: The number of points in the outline. */
+/* */
+/* points :: A pointer to an array of `n_points' @FT_Vector */
+/* elements, giving the outline's point coordinates. */
+/* */
+/* tags :: A pointer to an array of `n_points' chars, giving */
+/* each outline point's type. */
+/* */
+/* If bit~0 is unset, the point is `off' the curve, */
+/* i.e., a Bézier control point, while it is `on' if */
+/* set. */
+/* */
+/* Bit~1 is meaningful for `off' points only. If set, */
+/* it indicates a third-order Bézier arc control point; */
+/* and a second-order control point if unset. */
+/* */
+/* If bit~2 is set, bits 5-7 contain the drop-out mode */
+/* (as defined in the OpenType specification; the value */
+/* is the same as the argument to the SCANMODE */
+/* instruction). */
+/* */
+/* Bits 3 and~4 are reserved for internal purposes. */
+/* */
+/* contours :: An array of `n_contours' shorts, giving the end */
+/* point of each contour within the outline. For */
+/* example, the first contour is defined by the points */
+/* `0' to `contours[0]', the second one is defined by */
+/* the points `contours[0]+1' to `contours[1]', etc. */
+/* */
+/* flags :: A set of bit flags used to characterize the outline */
+/* and give hints to the scan-converter and hinter on */
+/* how to convert/grid-fit it. See @FT_OUTLINE_FLAGS. */
+/* */
+/* <Note> */
+/* The B/W rasterizer only checks bit~2 in the `tags' array for the */
+/* first point of each contour. The drop-out mode as given with */
+/* @FT_OUTLINE_IGNORE_DROPOUTS, @FT_OUTLINE_SMART_DROPOUTS, and */
+/* @FT_OUTLINE_INCLUDE_STUBS in `flags' is then overridden. */
+/* */
+typedef struct FT_Outline_ {
short n_contours; /* number of contours in glyph */
short n_points; /* number of points in the glyph */
@@ -391,86 +385,86 @@ FT_BEGIN_HEADER
int flags; /* outline masks */
- } FT_Outline;
+} FT_Outline;
- /* Following limits must be consistent with */
- /* FT_Outline.{n_contours,n_points} */
+/* Following limits must be consistent with */
+/* FT_Outline.{n_contours,n_points} */
#define FT_OUTLINE_CONTOURS_MAX SHRT_MAX
#define FT_OUTLINE_POINTS_MAX SHRT_MAX
- /*************************************************************************/
- /* */
- /* <Enum> */
- /* FT_OUTLINE_FLAGS */
- /* */
- /* <Description> */
- /* A list of bit-field constants use for the flags in an outline's */
- /* `flags' field. */
- /* */
- /* <Values> */
- /* FT_OUTLINE_NONE :: */
- /* Value~0 is reserved. */
- /* */
- /* FT_OUTLINE_OWNER :: */
- /* If set, this flag indicates that the outline's field arrays */
- /* (i.e., `points', `flags', and `contours') are `owned' by the */
- /* outline object, and should thus be freed when it is destroyed. */
- /* */
- /* FT_OUTLINE_EVEN_ODD_FILL :: */
- /* By default, outlines are filled using the non-zero winding rule. */
- /* If set to 1, the outline will be filled using the even-odd fill */
- /* rule (only works with the smooth rasterizer). */
- /* */
- /* FT_OUTLINE_REVERSE_FILL :: */
- /* By default, outside contours of an outline are oriented in */
- /* clock-wise direction, as defined in the TrueType specification. */
- /* This flag is set if the outline uses the opposite direction */
- /* (typically for Type~1 fonts). This flag is ignored by the scan */
- /* converter. */
- /* */
- /* FT_OUTLINE_IGNORE_DROPOUTS :: */
- /* By default, the scan converter will try to detect drop-outs in */
- /* an outline and correct the glyph bitmap to ensure consistent */
- /* shape continuity. If set, this flag hints the scan-line */
- /* converter to ignore such cases. See below for more information. */
- /* */
- /* FT_OUTLINE_SMART_DROPOUTS :: */
- /* Select smart dropout control. If unset, use simple dropout */
- /* control. Ignored if @FT_OUTLINE_IGNORE_DROPOUTS is set. See */
- /* below for more information. */
- /* */
- /* FT_OUTLINE_INCLUDE_STUBS :: */
- /* If set, turn pixels on for `stubs', otherwise exclude them. */
- /* Ignored if @FT_OUTLINE_IGNORE_DROPOUTS is set. See below for */
- /* more information. */
- /* */
- /* FT_OUTLINE_HIGH_PRECISION :: */
- /* This flag indicates that the scan-line converter should try to */
- /* convert this outline to bitmaps with the highest possible */
- /* quality. It is typically set for small character sizes. Note */
- /* that this is only a hint that might be completely ignored by a */
- /* given scan-converter. */
- /* */
- /* FT_OUTLINE_SINGLE_PASS :: */
- /* This flag is set to force a given scan-converter to only use a */
- /* single pass over the outline to render a bitmap glyph image. */
- /* Normally, it is set for very large character sizes. It is only */
- /* a hint that might be completely ignored by a given */
- /* scan-converter. */
- /* */
- /* <Note> */
- /* The flags @FT_OUTLINE_IGNORE_DROPOUTS, @FT_OUTLINE_SMART_DROPOUTS, */
- /* and @FT_OUTLINE_INCLUDE_STUBS are ignored by the smooth */
- /* rasterizer. */
- /* */
- /* There exists a second mechanism to pass the drop-out mode to the */
- /* B/W rasterizer; see the `tags' field in @FT_Outline. */
- /* */
- /* Please refer to the description of the `SCANTYPE' instruction in */
- /* the OpenType specification (in file `ttinst1.doc') how simple */
- /* drop-outs, smart drop-outs, and stubs are defined. */
- /* */
+/*************************************************************************/
+/* */
+/* <Enum> */
+/* FT_OUTLINE_FLAGS */
+/* */
+/* <Description> */
+/* A list of bit-field constants use for the flags in an outline's */
+/* `flags' field. */
+/* */
+/* <Values> */
+/* FT_OUTLINE_NONE :: */
+/* Value~0 is reserved. */
+/* */
+/* FT_OUTLINE_OWNER :: */
+/* If set, this flag indicates that the outline's field arrays */
+/* (i.e., `points', `flags', and `contours') are `owned' by the */
+/* outline object, and should thus be freed when it is destroyed. */
+/* */
+/* FT_OUTLINE_EVEN_ODD_FILL :: */
+/* By default, outlines are filled using the non-zero winding rule. */
+/* If set to 1, the outline will be filled using the even-odd fill */
+/* rule (only works with the smooth rasterizer). */
+/* */
+/* FT_OUTLINE_REVERSE_FILL :: */
+/* By default, outside contours of an outline are oriented in */
+/* clock-wise direction, as defined in the TrueType specification. */
+/* This flag is set if the outline uses the opposite direction */
+/* (typically for Type~1 fonts). This flag is ignored by the scan */
+/* converter. */
+/* */
+/* FT_OUTLINE_IGNORE_DROPOUTS :: */
+/* By default, the scan converter will try to detect drop-outs in */
+/* an outline and correct the glyph bitmap to ensure consistent */
+/* shape continuity. If set, this flag hints the scan-line */
+/* converter to ignore such cases. See below for more information. */
+/* */
+/* FT_OUTLINE_SMART_DROPOUTS :: */
+/* Select smart dropout control. If unset, use simple dropout */
+/* control. Ignored if @FT_OUTLINE_IGNORE_DROPOUTS is set. See */
+/* below for more information. */
+/* */
+/* FT_OUTLINE_INCLUDE_STUBS :: */
+/* If set, turn pixels on for `stubs', otherwise exclude them. */
+/* Ignored if @FT_OUTLINE_IGNORE_DROPOUTS is set. See below for */
+/* more information. */
+/* */
+/* FT_OUTLINE_HIGH_PRECISION :: */
+/* This flag indicates that the scan-line converter should try to */
+/* convert this outline to bitmaps with the highest possible */
+/* quality. It is typically set for small character sizes. Note */
+/* that this is only a hint that might be completely ignored by a */
+/* given scan-converter. */
+/* */
+/* FT_OUTLINE_SINGLE_PASS :: */
+/* This flag is set to force a given scan-converter to only use a */
+/* single pass over the outline to render a bitmap glyph image. */
+/* Normally, it is set for very large character sizes. It is only */
+/* a hint that might be completely ignored by a given */
+/* scan-converter. */
+/* */
+/* <Note> */
+/* The flags @FT_OUTLINE_IGNORE_DROPOUTS, @FT_OUTLINE_SMART_DROPOUTS, */
+/* and @FT_OUTLINE_INCLUDE_STUBS are ignored by the smooth */
+/* rasterizer. */
+/* */
+/* There exists a second mechanism to pass the drop-out mode to the */
+/* B/W rasterizer; see the `tags' field in @FT_Outline. */
+/* */
+/* Please refer to the description of the `SCANTYPE' instruction in */
+/* the OpenType specification (in file `ttinst1.doc') how simple */
+/* drop-outs, smart drop-outs, and stubs are defined. */
+/* */
#define FT_OUTLINE_NONE 0x0
#define FT_OUTLINE_OWNER 0x1
#define FT_OUTLINE_EVEN_ODD_FILL 0x2
@@ -483,24 +477,24 @@ FT_BEGIN_HEADER
#define FT_OUTLINE_SINGLE_PASS 0x200
- /*************************************************************************
- *
- * @enum:
- * ft_outline_flags
- *
- * @description:
- * These constants are deprecated. Please use the corresponding
- * @FT_OUTLINE_FLAGS values.
- *
- * @values:
- * ft_outline_none :: See @FT_OUTLINE_NONE.
- * ft_outline_owner :: See @FT_OUTLINE_OWNER.
- * ft_outline_even_odd_fill :: See @FT_OUTLINE_EVEN_ODD_FILL.
- * ft_outline_reverse_fill :: See @FT_OUTLINE_REVERSE_FILL.
- * ft_outline_ignore_dropouts :: See @FT_OUTLINE_IGNORE_DROPOUTS.
- * ft_outline_high_precision :: See @FT_OUTLINE_HIGH_PRECISION.
- * ft_outline_single_pass :: See @FT_OUTLINE_SINGLE_PASS.
- */
+/*************************************************************************
+ *
+ * @enum:
+ * ft_outline_flags
+ *
+ * @description:
+ * These constants are deprecated. Please use the corresponding
+ * @FT_OUTLINE_FLAGS values.
+ *
+ * @values:
+ * ft_outline_none :: See @FT_OUTLINE_NONE.
+ * ft_outline_owner :: See @FT_OUTLINE_OWNER.
+ * ft_outline_even_odd_fill :: See @FT_OUTLINE_EVEN_ODD_FILL.
+ * ft_outline_reverse_fill :: See @FT_OUTLINE_REVERSE_FILL.
+ * ft_outline_ignore_dropouts :: See @FT_OUTLINE_IGNORE_DROPOUTS.
+ * ft_outline_high_precision :: See @FT_OUTLINE_HIGH_PRECISION.
+ * ft_outline_single_pass :: See @FT_OUTLINE_SINGLE_PASS.
+ */
#define ft_outline_none FT_OUTLINE_NONE
#define ft_outline_owner FT_OUTLINE_OWNER
#define ft_outline_even_odd_fill FT_OUTLINE_EVEN_ODD_FILL
@@ -509,7 +503,7 @@ FT_BEGIN_HEADER
#define ft_outline_high_precision FT_OUTLINE_HIGH_PRECISION
#define ft_outline_single_pass FT_OUTLINE_SINGLE_PASS
- /* */
+/* */
#define FT_CURVE_TAG( flag ) ( flag & 3 )
@@ -532,164 +526,163 @@ FT_BEGIN_HEADER
#define FT_Curve_Tag_Touch_Y FT_CURVE_TAG_TOUCH_Y
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Outline_MoveToFunc */
- /* */
- /* <Description> */
- /* A function pointer type used to describe the signature of a `move */
- /* to' function during outline walking/decomposition. */
- /* */
- /* A `move to' is emitted to start a new contour in an outline. */
- /* */
- /* <Input> */
- /* to :: A pointer to the target point of the `move to'. */
- /* */
- /* user :: A typeless pointer which is passed from the caller of the */
- /* decomposition function. */
- /* */
- /* <Return> */
- /* Error code. 0~means success. */
- /* */
- typedef int
- (*FT_Outline_MoveToFunc)( const FT_Vector* to,
- void* user );
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Outline_MoveToFunc */
+/* */
+/* <Description> */
+/* A function pointer type used to describe the signature of a `move */
+/* to' function during outline walking/decomposition. */
+/* */
+/* A `move to' is emitted to start a new contour in an outline. */
+/* */
+/* <Input> */
+/* to :: A pointer to the target point of the `move to'. */
+/* */
+/* user :: A typeless pointer which is passed from the caller of the */
+/* decomposition function. */
+/* */
+/* <Return> */
+/* Error code. 0~means success. */
+/* */
+typedef int
+(*FT_Outline_MoveToFunc)( const FT_Vector* to,
+ void* user );
#define FT_Outline_MoveTo_Func FT_Outline_MoveToFunc
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Outline_LineToFunc */
- /* */
- /* <Description> */
- /* A function pointer type used to describe the signature of a `line */
- /* to' function during outline walking/decomposition. */
- /* */
- /* A `line to' is emitted to indicate a segment in the outline. */
- /* */
- /* <Input> */
- /* to :: A pointer to the target point of the `line to'. */
- /* */
- /* user :: A typeless pointer which is passed from the caller of the */
- /* decomposition function. */
- /* */
- /* <Return> */
- /* Error code. 0~means success. */
- /* */
- typedef int
- (*FT_Outline_LineToFunc)( const FT_Vector* to,
- void* user );
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Outline_LineToFunc */
+/* */
+/* <Description> */
+/* A function pointer type used to describe the signature of a `line */
+/* to' function during outline walking/decomposition. */
+/* */
+/* A `line to' is emitted to indicate a segment in the outline. */
+/* */
+/* <Input> */
+/* to :: A pointer to the target point of the `line to'. */
+/* */
+/* user :: A typeless pointer which is passed from the caller of the */
+/* decomposition function. */
+/* */
+/* <Return> */
+/* Error code. 0~means success. */
+/* */
+typedef int
+(*FT_Outline_LineToFunc)( const FT_Vector* to,
+ void* user );
#define FT_Outline_LineTo_Func FT_Outline_LineToFunc
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Outline_ConicToFunc */
- /* */
- /* <Description> */
- /* A function pointer type used to describe the signature of a `conic */
- /* to' function during outline walking or decomposition. */
- /* */
- /* A `conic to' is emitted to indicate a second-order Bézier arc in */
- /* the outline. */
- /* */
- /* <Input> */
- /* control :: An intermediate control point between the last position */
- /* and the new target in `to'. */
- /* */
- /* to :: A pointer to the target end point of the conic arc. */
- /* */
- /* user :: A typeless pointer which is passed from the caller of */
- /* the decomposition function. */
- /* */
- /* <Return> */
- /* Error code. 0~means success. */
- /* */
- typedef int
- (*FT_Outline_ConicToFunc)( const FT_Vector* control,
- const FT_Vector* to,
- void* user );
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Outline_ConicToFunc */
+/* */
+/* <Description> */
+/* A function pointer type used to describe the signature of a `conic */
+/* to' function during outline walking or decomposition. */
+/* */
+/* A `conic to' is emitted to indicate a second-order Bézier arc in */
+/* the outline. */
+/* */
+/* <Input> */
+/* control :: An intermediate control point between the last position */
+/* and the new target in `to'. */
+/* */
+/* to :: A pointer to the target end point of the conic arc. */
+/* */
+/* user :: A typeless pointer which is passed from the caller of */
+/* the decomposition function. */
+/* */
+/* <Return> */
+/* Error code. 0~means success. */
+/* */
+typedef int
+(*FT_Outline_ConicToFunc)( const FT_Vector* control,
+ const FT_Vector* to,
+ void* user );
#define FT_Outline_ConicTo_Func FT_Outline_ConicToFunc
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Outline_CubicToFunc */
- /* */
- /* <Description> */
- /* A function pointer type used to describe the signature of a `cubic */
- /* to' function during outline walking or decomposition. */
- /* */
- /* A `cubic to' is emitted to indicate a third-order Bézier arc. */
- /* */
- /* <Input> */
- /* control1 :: A pointer to the first Bézier control point. */
- /* */
- /* control2 :: A pointer to the second Bézier control point. */
- /* */
- /* to :: A pointer to the target end point. */
- /* */
- /* user :: A typeless pointer which is passed from the caller of */
- /* the decomposition function. */
- /* */
- /* <Return> */
- /* Error code. 0~means success. */
- /* */
- typedef int
- (*FT_Outline_CubicToFunc)( const FT_Vector* control1,
- const FT_Vector* control2,
- const FT_Vector* to,
- void* user );
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Outline_CubicToFunc */
+/* */
+/* <Description> */
+/* A function pointer type used to describe the signature of a `cubic */
+/* to' function during outline walking or decomposition. */
+/* */
+/* A `cubic to' is emitted to indicate a third-order Bézier arc. */
+/* */
+/* <Input> */
+/* control1 :: A pointer to the first Bézier control point. */
+/* */
+/* control2 :: A pointer to the second Bézier control point. */
+/* */
+/* to :: A pointer to the target end point. */
+/* */
+/* user :: A typeless pointer which is passed from the caller of */
+/* the decomposition function. */
+/* */
+/* <Return> */
+/* Error code. 0~means success. */
+/* */
+typedef int
+(*FT_Outline_CubicToFunc)( const FT_Vector* control1,
+ const FT_Vector* control2,
+ const FT_Vector* to,
+ void* user );
#define FT_Outline_CubicTo_Func FT_Outline_CubicToFunc
- /*************************************************************************/
- /* */
- /* <Struct> */
- /* FT_Outline_Funcs */
- /* */
- /* <Description> */
- /* A structure to hold various function pointers used during outline */
- /* decomposition in order to emit segments, conic, and cubic Béziers. */
- /* */
- /* <Fields> */
- /* move_to :: The `move to' emitter. */
- /* */
- /* line_to :: The segment emitter. */
- /* */
- /* conic_to :: The second-order Bézier arc emitter. */
- /* */
- /* cubic_to :: The third-order Bézier arc emitter. */
- /* */
- /* shift :: The shift that is applied to coordinates before they */
- /* are sent to the emitter. */
- /* */
- /* delta :: The delta that is applied to coordinates before they */
- /* are sent to the emitter, but after the shift. */
- /* */
- /* <Note> */
- /* The point coordinates sent to the emitters are the transformed */
- /* version of the original coordinates (this is important for high */
- /* accuracy during scan-conversion). The transformation is simple: */
- /* */
- /* { */
- /* x' = (x << shift) - delta */
- /* y' = (x << shift) - delta */
- /* } */
- /* */
- /* Set the values of `shift' and `delta' to~0 to get the original */
- /* point coordinates. */
- /* */
- typedef struct FT_Outline_Funcs_
- {
+/*************************************************************************/
+/* */
+/* <Struct> */
+/* FT_Outline_Funcs */
+/* */
+/* <Description> */
+/* A structure to hold various function pointers used during outline */
+/* decomposition in order to emit segments, conic, and cubic Béziers. */
+/* */
+/* <Fields> */
+/* move_to :: The `move to' emitter. */
+/* */
+/* line_to :: The segment emitter. */
+/* */
+/* conic_to :: The second-order Bézier arc emitter. */
+/* */
+/* cubic_to :: The third-order Bézier arc emitter. */
+/* */
+/* shift :: The shift that is applied to coordinates before they */
+/* are sent to the emitter. */
+/* */
+/* delta :: The delta that is applied to coordinates before they */
+/* are sent to the emitter, but after the shift. */
+/* */
+/* <Note> */
+/* The point coordinates sent to the emitters are the transformed */
+/* version of the original coordinates (this is important for high */
+/* accuracy during scan-conversion). The transformation is simple: */
+/* */
+/* { */
+/* x' = (x << shift) - delta */
+/* y' = (x << shift) - delta */
+/* } */
+/* */
+/* Set the values of `shift' and `delta' to~0 to get the original */
+/* point coordinates. */
+/* */
+typedef struct FT_Outline_Funcs_ {
FT_Outline_MoveToFunc move_to;
FT_Outline_LineToFunc line_to;
FT_Outline_ConicToFunc conic_to;
@@ -698,36 +691,36 @@ FT_BEGIN_HEADER
int shift;
FT_Pos delta;
- } FT_Outline_Funcs;
-
-
- /*************************************************************************/
- /* */
- /* <Section> */
- /* basic_types */
- /* */
- /*************************************************************************/
-
-
- /*************************************************************************/
- /* */
- /* <Macro> */
- /* FT_IMAGE_TAG */
- /* */
- /* <Description> */
- /* This macro converts four-letter tags to an unsigned long type. */
- /* */
- /* <Note> */
- /* Since many 16-bit compilers don't like 32-bit enumerations, you */
- /* should redefine this macro in case of problems to something like */
- /* this: */
- /* */
- /* { */
- /* #define FT_IMAGE_TAG( value, _x1, _x2, _x3, _x4 ) value */
- /* } */
- /* */
- /* to get a simple enumeration without assigning special numbers. */
- /* */
+} FT_Outline_Funcs;
+
+
+/*************************************************************************/
+/* */
+/* <Section> */
+/* basic_types */
+/* */
+/*************************************************************************/
+
+
+/*************************************************************************/
+/* */
+/* <Macro> */
+/* FT_IMAGE_TAG */
+/* */
+/* <Description> */
+/* This macro converts four-letter tags to an unsigned long type. */
+/* */
+/* <Note> */
+/* Since many 16-bit compilers don't like 32-bit enumerations, you */
+/* should redefine this macro in case of problems to something like */
+/* this: */
+/* */
+/* { */
+/* #define FT_IMAGE_TAG( value, _x1, _x2, _x3, _x4 ) value */
+/* } */
+/* */
+/* to get a simple enumeration without assigning special numbers. */
+/* */
#ifndef FT_IMAGE_TAG
#define FT_IMAGE_TAG( value, _x1, _x2, _x3, _x4 ) \
value = ( ( (unsigned long)_x1 << 24 ) | \
@@ -737,46 +730,45 @@ FT_BEGIN_HEADER
#endif /* FT_IMAGE_TAG */
- /*************************************************************************/
- /* */
- /* <Enum> */
- /* FT_Glyph_Format */
- /* */
- /* <Description> */
- /* An enumeration type used to describe the format of a given glyph */
- /* image. Note that this version of FreeType only supports two image */
- /* formats, even though future font drivers will be able to register */
- /* their own format. */
- /* */
- /* <Values> */
- /* FT_GLYPH_FORMAT_NONE :: */
- /* The value~0 is reserved. */
- /* */
- /* FT_GLYPH_FORMAT_COMPOSITE :: */
- /* The glyph image is a composite of several other images. This */
- /* format is _only_ used with @FT_LOAD_NO_RECURSE, and is used to */
- /* report compound glyphs (like accented characters). */
- /* */
- /* FT_GLYPH_FORMAT_BITMAP :: */
- /* The glyph image is a bitmap, and can be described as an */
- /* @FT_Bitmap. You generally need to access the `bitmap' field of */
- /* the @FT_GlyphSlotRec structure to read it. */
- /* */
- /* FT_GLYPH_FORMAT_OUTLINE :: */
- /* The glyph image is a vectorial outline made of line segments */
- /* and Bézier arcs; it can be described as an @FT_Outline; you */
- /* generally want to access the `outline' field of the */
- /* @FT_GlyphSlotRec structure to read it. */
- /* */
- /* FT_GLYPH_FORMAT_PLOTTER :: */
- /* The glyph image is a vectorial path with no inside and outside */
- /* contours. Some Type~1 fonts, like those in the Hershey family, */
- /* contain glyphs in this format. These are described as */
- /* @FT_Outline, but FreeType isn't currently capable of rendering */
- /* them correctly. */
- /* */
- typedef enum FT_Glyph_Format_
- {
+/*************************************************************************/
+/* */
+/* <Enum> */
+/* FT_Glyph_Format */
+/* */
+/* <Description> */
+/* An enumeration type used to describe the format of a given glyph */
+/* image. Note that this version of FreeType only supports two image */
+/* formats, even though future font drivers will be able to register */
+/* their own format. */
+/* */
+/* <Values> */
+/* FT_GLYPH_FORMAT_NONE :: */
+/* The value~0 is reserved. */
+/* */
+/* FT_GLYPH_FORMAT_COMPOSITE :: */
+/* The glyph image is a composite of several other images. This */
+/* format is _only_ used with @FT_LOAD_NO_RECURSE, and is used to */
+/* report compound glyphs (like accented characters). */
+/* */
+/* FT_GLYPH_FORMAT_BITMAP :: */
+/* The glyph image is a bitmap, and can be described as an */
+/* @FT_Bitmap. You generally need to access the `bitmap' field of */
+/* the @FT_GlyphSlotRec structure to read it. */
+/* */
+/* FT_GLYPH_FORMAT_OUTLINE :: */
+/* The glyph image is a vectorial outline made of line segments */
+/* and Bézier arcs; it can be described as an @FT_Outline; you */
+/* generally want to access the `outline' field of the */
+/* @FT_GlyphSlotRec structure to read it. */
+/* */
+/* FT_GLYPH_FORMAT_PLOTTER :: */
+/* The glyph image is a vectorial path with no inside and outside */
+/* contours. Some Type~1 fonts, like those in the Hershey family, */
+/* contain glyphs in this format. These are described as */
+/* @FT_Outline, but FreeType isn't currently capable of rendering */
+/* them correctly. */
+/* */
+typedef enum FT_Glyph_Format_ {
FT_IMAGE_TAG( FT_GLYPH_FORMAT_NONE, 0, 0, 0, 0 ),
FT_IMAGE_TAG( FT_GLYPH_FORMAT_COMPOSITE, 'c', 'o', 'm', 'p' ),
@@ -784,25 +776,25 @@ FT_BEGIN_HEADER
FT_IMAGE_TAG( FT_GLYPH_FORMAT_OUTLINE, 'o', 'u', 't', 'l' ),
FT_IMAGE_TAG( FT_GLYPH_FORMAT_PLOTTER, 'p', 'l', 'o', 't' )
- } FT_Glyph_Format;
-
-
- /*************************************************************************/
- /* */
- /* <Enum> */
- /* ft_glyph_format_xxx */
- /* */
- /* <Description> */
- /* A list of deprecated constants. Use the corresponding */
- /* @FT_Glyph_Format values instead. */
- /* */
- /* <Values> */
- /* ft_glyph_format_none :: See @FT_GLYPH_FORMAT_NONE. */
- /* ft_glyph_format_composite :: See @FT_GLYPH_FORMAT_COMPOSITE. */
- /* ft_glyph_format_bitmap :: See @FT_GLYPH_FORMAT_BITMAP. */
- /* ft_glyph_format_outline :: See @FT_GLYPH_FORMAT_OUTLINE. */
- /* ft_glyph_format_plotter :: See @FT_GLYPH_FORMAT_PLOTTER. */
- /* */
+} FT_Glyph_Format;
+
+
+/*************************************************************************/
+/* */
+/* <Enum> */
+/* ft_glyph_format_xxx */
+/* */
+/* <Description> */
+/* A list of deprecated constants. Use the corresponding */
+/* @FT_Glyph_Format values instead. */
+/* */
+/* <Values> */
+/* ft_glyph_format_none :: See @FT_GLYPH_FORMAT_NONE. */
+/* ft_glyph_format_composite :: See @FT_GLYPH_FORMAT_COMPOSITE. */
+/* ft_glyph_format_bitmap :: See @FT_GLYPH_FORMAT_BITMAP. */
+/* ft_glyph_format_outline :: See @FT_GLYPH_FORMAT_OUTLINE. */
+/* ft_glyph_format_plotter :: See @FT_GLYPH_FORMAT_PLOTTER. */
+/* */
#define ft_glyph_format_none FT_GLYPH_FORMAT_NONE
#define ft_glyph_format_composite FT_GLYPH_FORMAT_COMPOSITE
#define ft_glyph_format_bitmap FT_GLYPH_FORMAT_BITMAP
@@ -810,299 +802,297 @@ FT_BEGIN_HEADER
#define ft_glyph_format_plotter FT_GLYPH_FORMAT_PLOTTER
- /*************************************************************************/
- /*************************************************************************/
- /*************************************************************************/
- /***** *****/
- /***** R A S T E R D E F I N I T I O N S *****/
- /***** *****/
- /*************************************************************************/
- /*************************************************************************/
- /*************************************************************************/
-
-
- /*************************************************************************/
- /* */
- /* A raster is a scan converter, in charge of rendering an outline into */
- /* a a bitmap. This section contains the public API for rasters. */
- /* */
- /* Note that in FreeType 2, all rasters are now encapsulated within */
- /* specific modules called `renderers'. See `freetype/ftrender.h' for */
- /* more details on renderers. */
- /* */
- /*************************************************************************/
-
-
- /*************************************************************************/
- /* */
- /* <Section> */
- /* raster */
- /* */
- /* <Title> */
- /* Scanline Converter */
- /* */
- /* <Abstract> */
- /* How vectorial outlines are converted into bitmaps and pixmaps. */
- /* */
- /* <Description> */
- /* This section contains technical definitions. */
- /* */
- /*************************************************************************/
-
-
- /*************************************************************************/
- /* */
- /* <Type> */
- /* FT_Raster */
- /* */
- /* <Description> */
- /* A handle (pointer) to a raster object. Each object can be used */
- /* independently to convert an outline into a bitmap or pixmap. */
- /* */
- typedef struct FT_RasterRec_* FT_Raster;
-
-
- /*************************************************************************/
- /* */
- /* <Struct> */
- /* FT_Span */
- /* */
- /* <Description> */
- /* A structure used to model a single span of gray (or black) pixels */
- /* when rendering a monochrome or anti-aliased bitmap. */
- /* */
- /* <Fields> */
- /* x :: The span's horizontal start position. */
- /* */
- /* len :: The span's length in pixels. */
- /* */
- /* coverage :: The span color/coverage, ranging from 0 (background) */
- /* to 255 (foreground). Only used for anti-aliased */
- /* rendering. */
- /* */
- /* <Note> */
- /* This structure is used by the span drawing callback type named */
- /* @FT_SpanFunc which takes the y~coordinate of the span as a */
- /* a parameter. */
- /* */
- /* The coverage value is always between 0 and 255. If you want less */
- /* gray values, the callback function has to reduce them. */
- /* */
- typedef struct FT_Span_
- {
+/*************************************************************************/
+/*************************************************************************/
+/*************************************************************************/
+/***** *****/
+/***** R A S T E R D E F I N I T I O N S *****/
+/***** *****/
+/*************************************************************************/
+/*************************************************************************/
+/*************************************************************************/
+
+
+/*************************************************************************/
+/* */
+/* A raster is a scan converter, in charge of rendering an outline into */
+/* a a bitmap. This section contains the public API for rasters. */
+/* */
+/* Note that in FreeType 2, all rasters are now encapsulated within */
+/* specific modules called `renderers'. See `freetype/ftrender.h' for */
+/* more details on renderers. */
+/* */
+/*************************************************************************/
+
+
+/*************************************************************************/
+/* */
+/* <Section> */
+/* raster */
+/* */
+/* <Title> */
+/* Scanline Converter */
+/* */
+/* <Abstract> */
+/* How vectorial outlines are converted into bitmaps and pixmaps. */
+/* */
+/* <Description> */
+/* This section contains technical definitions. */
+/* */
+/*************************************************************************/
+
+
+/*************************************************************************/
+/* */
+/* <Type> */
+/* FT_Raster */
+/* */
+/* <Description> */
+/* A handle (pointer) to a raster object. Each object can be used */
+/* independently to convert an outline into a bitmap or pixmap. */
+/* */
+typedef struct FT_RasterRec_* FT_Raster;
+
+
+/*************************************************************************/
+/* */
+/* <Struct> */
+/* FT_Span */
+/* */
+/* <Description> */
+/* A structure used to model a single span of gray (or black) pixels */
+/* when rendering a monochrome or anti-aliased bitmap. */
+/* */
+/* <Fields> */
+/* x :: The span's horizontal start position. */
+/* */
+/* len :: The span's length in pixels. */
+/* */
+/* coverage :: The span color/coverage, ranging from 0 (background) */
+/* to 255 (foreground). Only used for anti-aliased */
+/* rendering. */
+/* */
+/* <Note> */
+/* This structure is used by the span drawing callback type named */
+/* @FT_SpanFunc which takes the y~coordinate of the span as a */
+/* a parameter. */
+/* */
+/* The coverage value is always between 0 and 255. If you want less */
+/* gray values, the callback function has to reduce them. */
+/* */
+typedef struct FT_Span_ {
short x;
unsigned short len;
unsigned char coverage;
- } FT_Span;
-
-
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_SpanFunc */
- /* */
- /* <Description> */
- /* A function used as a call-back by the anti-aliased renderer in */
- /* order to let client applications draw themselves the gray pixel */
- /* spans on each scan line. */
- /* */
- /* <Input> */
- /* y :: The scanline's y~coordinate. */
- /* */
- /* count :: The number of spans to draw on this scanline. */
- /* */
- /* spans :: A table of `count' spans to draw on the scanline. */
- /* */
- /* user :: User-supplied data that is passed to the callback. */
- /* */
- /* <Note> */
- /* This callback allows client applications to directly render the */
- /* gray spans of the anti-aliased bitmap to any kind of surfaces. */
- /* */
- /* This can be used to write anti-aliased outlines directly to a */
- /* given background bitmap, and even perform translucency. */
- /* */
- /* Note that the `count' field cannot be greater than a fixed value */
- /* defined by the `FT_MAX_GRAY_SPANS' configuration macro in */
- /* `ftoption.h'. By default, this value is set to~32, which means */
- /* that if there are more than 32~spans on a given scanline, the */
- /* callback is called several times with the same `y' parameter in */
- /* order to draw all callbacks. */
- /* */
- /* Otherwise, the callback is only called once per scan-line, and */
- /* only for those scanlines that do have `gray' pixels on them. */
- /* */
- typedef void
- (*FT_SpanFunc)( int y,
- int count,
- const FT_Span* spans,
- void* user );
+} FT_Span;
+
+
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_SpanFunc */
+/* */
+/* <Description> */
+/* A function used as a call-back by the anti-aliased renderer in */
+/* order to let client applications draw themselves the gray pixel */
+/* spans on each scan line. */
+/* */
+/* <Input> */
+/* y :: The scanline's y~coordinate. */
+/* */
+/* count :: The number of spans to draw on this scanline. */
+/* */
+/* spans :: A table of `count' spans to draw on the scanline. */
+/* */
+/* user :: User-supplied data that is passed to the callback. */
+/* */
+/* <Note> */
+/* This callback allows client applications to directly render the */
+/* gray spans of the anti-aliased bitmap to any kind of surfaces. */
+/* */
+/* This can be used to write anti-aliased outlines directly to a */
+/* given background bitmap, and even perform translucency. */
+/* */
+/* Note that the `count' field cannot be greater than a fixed value */
+/* defined by the `FT_MAX_GRAY_SPANS' configuration macro in */
+/* `ftoption.h'. By default, this value is set to~32, which means */
+/* that if there are more than 32~spans on a given scanline, the */
+/* callback is called several times with the same `y' parameter in */
+/* order to draw all callbacks. */
+/* */
+/* Otherwise, the callback is only called once per scan-line, and */
+/* only for those scanlines that do have `gray' pixels on them. */
+/* */
+typedef void
+(*FT_SpanFunc)( int y,
+ int count,
+ const FT_Span* spans,
+ void* user );
#define FT_Raster_Span_Func FT_SpanFunc
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Raster_BitTest_Func */
- /* */
- /* <Description> */
- /* THIS TYPE IS DEPRECATED. DO NOT USE IT. */
- /* */
- /* A function used as a call-back by the monochrome scan-converter */
- /* to test whether a given target pixel is already set to the drawing */
- /* `color'. These tests are crucial to implement drop-out control */
- /* per-se the TrueType spec. */
- /* */
- /* <Input> */
- /* y :: The pixel's y~coordinate. */
- /* */
- /* x :: The pixel's x~coordinate. */
- /* */
- /* user :: User-supplied data that is passed to the callback. */
- /* */
- /* <Return> */
- /* 1~if the pixel is `set', 0~otherwise. */
- /* */
- typedef int
- (*FT_Raster_BitTest_Func)( int y,
- int x,
- void* user );
-
-
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Raster_BitSet_Func */
- /* */
- /* <Description> */
- /* THIS TYPE IS DEPRECATED. DO NOT USE IT. */
- /* */
- /* A function used as a call-back by the monochrome scan-converter */
- /* to set an individual target pixel. This is crucial to implement */
- /* drop-out control according to the TrueType specification. */
- /* */
- /* <Input> */
- /* y :: The pixel's y~coordinate. */
- /* */
- /* x :: The pixel's x~coordinate. */
- /* */
- /* user :: User-supplied data that is passed to the callback. */
- /* */
- /* <Return> */
- /* 1~if the pixel is `set', 0~otherwise. */
- /* */
- typedef void
- (*FT_Raster_BitSet_Func)( int y,
- int x,
- void* user );
-
-
- /*************************************************************************/
- /* */
- /* <Enum> */
- /* FT_RASTER_FLAG_XXX */
- /* */
- /* <Description> */
- /* A list of bit flag constants as used in the `flags' field of a */
- /* @FT_Raster_Params structure. */
- /* */
- /* <Values> */
- /* FT_RASTER_FLAG_DEFAULT :: This value is 0. */
- /* */
- /* FT_RASTER_FLAG_AA :: This flag is set to indicate that an */
- /* anti-aliased glyph image should be */
- /* generated. Otherwise, it will be */
- /* monochrome (1-bit). */
- /* */
- /* FT_RASTER_FLAG_DIRECT :: This flag is set to indicate direct */
- /* rendering. In this mode, client */
- /* applications must provide their own span */
- /* callback. This lets them directly */
- /* draw or compose over an existing bitmap. */
- /* If this bit is not set, the target */
- /* pixmap's buffer _must_ be zeroed before */
- /* rendering. */
- /* */
- /* Note that for now, direct rendering is */
- /* only possible with anti-aliased glyphs. */
- /* */
- /* FT_RASTER_FLAG_CLIP :: This flag is only used in direct */
- /* rendering mode. If set, the output will */
- /* be clipped to a box specified in the */
- /* `clip_box' field of the */
- /* @FT_Raster_Params structure. */
- /* */
- /* Note that by default, the glyph bitmap */
- /* is clipped to the target pixmap, except */
- /* in direct rendering mode where all spans */
- /* are generated if no clipping box is set. */
- /* */
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Raster_BitTest_Func */
+/* */
+/* <Description> */
+/* THIS TYPE IS DEPRECATED. DO NOT USE IT. */
+/* */
+/* A function used as a call-back by the monochrome scan-converter */
+/* to test whether a given target pixel is already set to the drawing */
+/* `color'. These tests are crucial to implement drop-out control */
+/* per-se the TrueType spec. */
+/* */
+/* <Input> */
+/* y :: The pixel's y~coordinate. */
+/* */
+/* x :: The pixel's x~coordinate. */
+/* */
+/* user :: User-supplied data that is passed to the callback. */
+/* */
+/* <Return> */
+/* 1~if the pixel is `set', 0~otherwise. */
+/* */
+typedef int
+(*FT_Raster_BitTest_Func)( int y,
+ int x,
+ void* user );
+
+
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Raster_BitSet_Func */
+/* */
+/* <Description> */
+/* THIS TYPE IS DEPRECATED. DO NOT USE IT. */
+/* */
+/* A function used as a call-back by the monochrome scan-converter */
+/* to set an individual target pixel. This is crucial to implement */
+/* drop-out control according to the TrueType specification. */
+/* */
+/* <Input> */
+/* y :: The pixel's y~coordinate. */
+/* */
+/* x :: The pixel's x~coordinate. */
+/* */
+/* user :: User-supplied data that is passed to the callback. */
+/* */
+/* <Return> */
+/* 1~if the pixel is `set', 0~otherwise. */
+/* */
+typedef void
+(*FT_Raster_BitSet_Func)( int y,
+ int x,
+ void* user );
+
+
+/*************************************************************************/
+/* */
+/* <Enum> */
+/* FT_RASTER_FLAG_XXX */
+/* */
+/* <Description> */
+/* A list of bit flag constants as used in the `flags' field of a */
+/* @FT_Raster_Params structure. */
+/* */
+/* <Values> */
+/* FT_RASTER_FLAG_DEFAULT :: This value is 0. */
+/* */
+/* FT_RASTER_FLAG_AA :: This flag is set to indicate that an */
+/* anti-aliased glyph image should be */
+/* generated. Otherwise, it will be */
+/* monochrome (1-bit). */
+/* */
+/* FT_RASTER_FLAG_DIRECT :: This flag is set to indicate direct */
+/* rendering. In this mode, client */
+/* applications must provide their own span */
+/* callback. This lets them directly */
+/* draw or compose over an existing bitmap. */
+/* If this bit is not set, the target */
+/* pixmap's buffer _must_ be zeroed before */
+/* rendering. */
+/* */
+/* Note that for now, direct rendering is */
+/* only possible with anti-aliased glyphs. */
+/* */
+/* FT_RASTER_FLAG_CLIP :: This flag is only used in direct */
+/* rendering mode. If set, the output will */
+/* be clipped to a box specified in the */
+/* `clip_box' field of the */
+/* @FT_Raster_Params structure. */
+/* */
+/* Note that by default, the glyph bitmap */
+/* is clipped to the target pixmap, except */
+/* in direct rendering mode where all spans */
+/* are generated if no clipping box is set. */
+/* */
#define FT_RASTER_FLAG_DEFAULT 0x0
#define FT_RASTER_FLAG_AA 0x1
#define FT_RASTER_FLAG_DIRECT 0x2
#define FT_RASTER_FLAG_CLIP 0x4
- /* deprecated */
+/* deprecated */
#define ft_raster_flag_default FT_RASTER_FLAG_DEFAULT
#define ft_raster_flag_aa FT_RASTER_FLAG_AA
#define ft_raster_flag_direct FT_RASTER_FLAG_DIRECT
#define ft_raster_flag_clip FT_RASTER_FLAG_CLIP
- /*************************************************************************/
- /* */
- /* <Struct> */
- /* FT_Raster_Params */
- /* */
- /* <Description> */
- /* A structure to hold the arguments used by a raster's render */
- /* function. */
- /* */
- /* <Fields> */
- /* target :: The target bitmap. */
- /* */
- /* source :: A pointer to the source glyph image (e.g., an */
- /* @FT_Outline). */
- /* */
- /* flags :: The rendering flags. */
- /* */
- /* gray_spans :: The gray span drawing callback. */
- /* */
- /* black_spans :: The black span drawing callback. UNIMPLEMENTED! */
- /* */
- /* bit_test :: The bit test callback. UNIMPLEMENTED! */
- /* */
- /* bit_set :: The bit set callback. UNIMPLEMENTED! */
- /* */
- /* user :: User-supplied data that is passed to each drawing */
- /* callback. */
- /* */
- /* clip_box :: An optional clipping box. It is only used in */
- /* direct rendering mode. Note that coordinates here */
- /* should be expressed in _integer_ pixels (and not in */
- /* 26.6 fixed-point units). */
- /* */
- /* <Note> */
- /* An anti-aliased glyph bitmap is drawn if the @FT_RASTER_FLAG_AA */
- /* bit flag is set in the `flags' field, otherwise a monochrome */
- /* bitmap is generated. */
- /* */
- /* If the @FT_RASTER_FLAG_DIRECT bit flag is set in `flags', the */
- /* raster will call the `gray_spans' callback to draw gray pixel */
- /* spans, in the case of an aa glyph bitmap, it will call */
- /* `black_spans', and `bit_test' and `bit_set' in the case of a */
- /* monochrome bitmap. This allows direct composition over a */
- /* pre-existing bitmap through user-provided callbacks to perform the */
- /* span drawing/composition. */
- /* */
- /* Note that the `bit_test' and `bit_set' callbacks are required when */
- /* rendering a monochrome bitmap, as they are crucial to implement */
- /* correct drop-out control as defined in the TrueType specification. */
- /* */
- typedef struct FT_Raster_Params_
- {
+/*************************************************************************/
+/* */
+/* <Struct> */
+/* FT_Raster_Params */
+/* */
+/* <Description> */
+/* A structure to hold the arguments used by a raster's render */
+/* function. */
+/* */
+/* <Fields> */
+/* target :: The target bitmap. */
+/* */
+/* source :: A pointer to the source glyph image (e.g., an */
+/* @FT_Outline). */
+/* */
+/* flags :: The rendering flags. */
+/* */
+/* gray_spans :: The gray span drawing callback. */
+/* */
+/* black_spans :: The black span drawing callback. UNIMPLEMENTED! */
+/* */
+/* bit_test :: The bit test callback. UNIMPLEMENTED! */
+/* */
+/* bit_set :: The bit set callback. UNIMPLEMENTED! */
+/* */
+/* user :: User-supplied data that is passed to each drawing */
+/* callback. */
+/* */
+/* clip_box :: An optional clipping box. It is only used in */
+/* direct rendering mode. Note that coordinates here */
+/* should be expressed in _integer_ pixels (and not in */
+/* 26.6 fixed-point units). */
+/* */
+/* <Note> */
+/* An anti-aliased glyph bitmap is drawn if the @FT_RASTER_FLAG_AA */
+/* bit flag is set in the `flags' field, otherwise a monochrome */
+/* bitmap is generated. */
+/* */
+/* If the @FT_RASTER_FLAG_DIRECT bit flag is set in `flags', the */
+/* raster will call the `gray_spans' callback to draw gray pixel */
+/* spans, in the case of an aa glyph bitmap, it will call */
+/* `black_spans', and `bit_test' and `bit_set' in the case of a */
+/* monochrome bitmap. This allows direct composition over a */
+/* pre-existing bitmap through user-provided callbacks to perform the */
+/* span drawing/composition. */
+/* */
+/* Note that the `bit_test' and `bit_set' callbacks are required when */
+/* rendering a monochrome bitmap, as they are crucial to implement */
+/* correct drop-out control as defined in the TrueType specification. */
+/* */
+typedef struct FT_Raster_Params_ {
const FT_Bitmap* target;
const void* source;
int flags;
@@ -1113,180 +1103,179 @@ FT_BEGIN_HEADER
void* user;
FT_BBox clip_box;
- } FT_Raster_Params;
-
-
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Raster_NewFunc */
- /* */
- /* <Description> */
- /* A function used to create a new raster object. */
- /* */
- /* <Input> */
- /* memory :: A handle to the memory allocator. */
- /* */
- /* <Output> */
- /* raster :: A handle to the new raster object. */
- /* */
- /* <Return> */
- /* Error code. 0~means success. */
- /* */
- /* <Note> */
- /* The `memory' parameter is a typeless pointer in order to avoid */
- /* un-wanted dependencies on the rest of the FreeType code. In */
- /* practice, it is an @FT_Memory object, i.e., a handle to the */
- /* standard FreeType memory allocator. However, this field can be */
- /* completely ignored by a given raster implementation. */
- /* */
- typedef int
- (*FT_Raster_NewFunc)( void* memory,
- FT_Raster* raster );
+} FT_Raster_Params;
+
+
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Raster_NewFunc */
+/* */
+/* <Description> */
+/* A function used to create a new raster object. */
+/* */
+/* <Input> */
+/* memory :: A handle to the memory allocator. */
+/* */
+/* <Output> */
+/* raster :: A handle to the new raster object. */
+/* */
+/* <Return> */
+/* Error code. 0~means success. */
+/* */
+/* <Note> */
+/* The `memory' parameter is a typeless pointer in order to avoid */
+/* un-wanted dependencies on the rest of the FreeType code. In */
+/* practice, it is an @FT_Memory object, i.e., a handle to the */
+/* standard FreeType memory allocator. However, this field can be */
+/* completely ignored by a given raster implementation. */
+/* */
+typedef int
+(*FT_Raster_NewFunc)( void* memory,
+ FT_Raster* raster );
#define FT_Raster_New_Func FT_Raster_NewFunc
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Raster_DoneFunc */
- /* */
- /* <Description> */
- /* A function used to destroy a given raster object. */
- /* */
- /* <Input> */
- /* raster :: A handle to the raster object. */
- /* */
- typedef void
- (*FT_Raster_DoneFunc)( FT_Raster raster );
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Raster_DoneFunc */
+/* */
+/* <Description> */
+/* A function used to destroy a given raster object. */
+/* */
+/* <Input> */
+/* raster :: A handle to the raster object. */
+/* */
+typedef void
+(*FT_Raster_DoneFunc)( FT_Raster raster );
#define FT_Raster_Done_Func FT_Raster_DoneFunc
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Raster_ResetFunc */
- /* */
- /* <Description> */
- /* FreeType provides an area of memory called the `render pool', */
- /* available to all registered rasters. This pool can be freely used */
- /* during a given scan-conversion but is shared by all rasters. Its */
- /* content is thus transient. */
- /* */
- /* This function is called each time the render pool changes, or just */
- /* after a new raster object is created. */
- /* */
- /* <Input> */
- /* raster :: A handle to the new raster object. */
- /* */
- /* pool_base :: The address in memory of the render pool. */
- /* */
- /* pool_size :: The size in bytes of the render pool. */
- /* */
- /* <Note> */
- /* Rasters can ignore the render pool and rely on dynamic memory */
- /* allocation if they want to (a handle to the memory allocator is */
- /* passed to the raster constructor). However, this is not */
- /* recommended for efficiency purposes. */
- /* */
- typedef void
- (*FT_Raster_ResetFunc)( FT_Raster raster,
- unsigned char* pool_base,
- unsigned long pool_size );
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Raster_ResetFunc */
+/* */
+/* <Description> */
+/* FreeType provides an area of memory called the `render pool', */
+/* available to all registered rasters. This pool can be freely used */
+/* during a given scan-conversion but is shared by all rasters. Its */
+/* content is thus transient. */
+/* */
+/* This function is called each time the render pool changes, or just */
+/* after a new raster object is created. */
+/* */
+/* <Input> */
+/* raster :: A handle to the new raster object. */
+/* */
+/* pool_base :: The address in memory of the render pool. */
+/* */
+/* pool_size :: The size in bytes of the render pool. */
+/* */
+/* <Note> */
+/* Rasters can ignore the render pool and rely on dynamic memory */
+/* allocation if they want to (a handle to the memory allocator is */
+/* passed to the raster constructor). However, this is not */
+/* recommended for efficiency purposes. */
+/* */
+typedef void
+(*FT_Raster_ResetFunc)( FT_Raster raster,
+ unsigned char* pool_base,
+ unsigned long pool_size );
#define FT_Raster_Reset_Func FT_Raster_ResetFunc
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Raster_SetModeFunc */
- /* */
- /* <Description> */
- /* This function is a generic facility to change modes or attributes */
- /* in a given raster. This can be used for debugging purposes, or */
- /* simply to allow implementation-specific `features' in a given */
- /* raster module. */
- /* */
- /* <Input> */
- /* raster :: A handle to the new raster object. */
- /* */
- /* mode :: A 4-byte tag used to name the mode or property. */
- /* */
- /* args :: A pointer to the new mode/property to use. */
- /* */
- typedef int
- (*FT_Raster_SetModeFunc)( FT_Raster raster,
- unsigned long mode,
- void* args );
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Raster_SetModeFunc */
+/* */
+/* <Description> */
+/* This function is a generic facility to change modes or attributes */
+/* in a given raster. This can be used for debugging purposes, or */
+/* simply to allow implementation-specific `features' in a given */
+/* raster module. */
+/* */
+/* <Input> */
+/* raster :: A handle to the new raster object. */
+/* */
+/* mode :: A 4-byte tag used to name the mode or property. */
+/* */
+/* args :: A pointer to the new mode/property to use. */
+/* */
+typedef int
+(*FT_Raster_SetModeFunc)( FT_Raster raster,
+ unsigned long mode,
+ void* args );
#define FT_Raster_Set_Mode_Func FT_Raster_SetModeFunc
- /*************************************************************************/
- /* */
- /* <FuncType> */
- /* FT_Raster_RenderFunc */
- /* */
- /* <Description> */
- /* Invoke a given raster to scan-convert a given glyph image into a */
- /* target bitmap. */
- /* */
- /* <Input> */
- /* raster :: A handle to the raster object. */
- /* */
- /* params :: A pointer to an @FT_Raster_Params structure used to */
- /* store the rendering parameters. */
- /* */
- /* <Return> */
- /* Error code. 0~means success. */
- /* */
- /* <Note> */
- /* The exact format of the source image depends on the raster's glyph */
- /* format defined in its @FT_Raster_Funcs structure. It can be an */
- /* @FT_Outline or anything else in order to support a large array of */
- /* glyph formats. */
- /* */
- /* Note also that the render function can fail and return a */
- /* `FT_Err_Unimplemented_Feature' error code if the raster used does */
- /* not support direct composition. */
- /* */
- /* XXX: For now, the standard raster doesn't support direct */
- /* composition but this should change for the final release (see */
- /* the files `demos/src/ftgrays.c' and `demos/src/ftgrays2.c' */
- /* for examples of distinct implementations which support direct */
- /* composition). */
- /* */
- typedef int
- (*FT_Raster_RenderFunc)( FT_Raster raster,
- const FT_Raster_Params* params );
+/*************************************************************************/
+/* */
+/* <FuncType> */
+/* FT_Raster_RenderFunc */
+/* */
+/* <Description> */
+/* Invoke a given raster to scan-convert a given glyph image into a */
+/* target bitmap. */
+/* */
+/* <Input> */
+/* raster :: A handle to the raster object. */
+/* */
+/* params :: A pointer to an @FT_Raster_Params structure used to */
+/* store the rendering parameters. */
+/* */
+/* <Return> */
+/* Error code. 0~means success. */
+/* */
+/* <Note> */
+/* The exact format of the source image depends on the raster's glyph */
+/* format defined in its @FT_Raster_Funcs structure. It can be an */
+/* @FT_Outline or anything else in order to support a large array of */
+/* glyph formats. */
+/* */
+/* Note also that the render function can fail and return a */
+/* `FT_Err_Unimplemented_Feature' error code if the raster used does */
+/* not support direct composition. */
+/* */
+/* XXX: For now, the standard raster doesn't support direct */
+/* composition but this should change for the final release (see */
+/* the files `demos/src/ftgrays.c' and `demos/src/ftgrays2.c' */
+/* for examples of distinct implementations which support direct */
+/* composition). */
+/* */
+typedef int
+(*FT_Raster_RenderFunc)( FT_Raster raster,
+ const FT_Raster_Params* params );
#define FT_Raster_Render_Func FT_Raster_RenderFunc
- /*************************************************************************/
- /* */
- /* <Struct> */
- /* FT_Raster_Funcs */
- /* */
- /* <Description> */
- /* A structure used to describe a given raster class to the library. */
- /* */
- /* <Fields> */
- /* glyph_format :: The supported glyph format for this raster. */
- /* */
- /* raster_new :: The raster constructor. */
- /* */
- /* raster_reset :: Used to reset the render pool within the raster. */
- /* */
- /* raster_render :: A function to render a glyph into a given bitmap. */
- /* */
- /* raster_done :: The raster destructor. */
- /* */
- typedef struct FT_Raster_Funcs_
- {
+/*************************************************************************/
+/* */
+/* <Struct> */
+/* FT_Raster_Funcs */
+/* */
+/* <Description> */
+/* A structure used to describe a given raster class to the library. */
+/* */
+/* <Fields> */
+/* glyph_format :: The supported glyph format for this raster. */
+/* */
+/* raster_new :: The raster constructor. */
+/* */
+/* raster_reset :: Used to reset the render pool within the raster. */
+/* */
+/* raster_render :: A function to render a glyph into a given bitmap. */
+/* */
+/* raster_done :: The raster destructor. */
+/* */
+typedef struct FT_Raster_Funcs_ {
FT_Glyph_Format glyph_format;
FT_Raster_NewFunc raster_new;
FT_Raster_ResetFunc raster_reset;
@@ -1294,10 +1283,10 @@ FT_BEGIN_HEADER
FT_Raster_RenderFunc raster_render;
FT_Raster_DoneFunc raster_done;
- } FT_Raster_Funcs;
+} FT_Raster_Funcs;
- /* */
+/* */
FT_END_HEADER
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