summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorMatthias Clasen <mclasen@redhat.com>2021-02-19 07:54:45 -0500
committerMatthias Clasen <mclasen@redhat.com>2021-03-11 13:17:36 -0500
commit283eeb2702526b24da3f9d3e86d861745357437d (patch)
tree554ca4aa05e3af817ff6a1b310c16eba84b57a20
parent8dac6cc6346ad48ff355f08d160d8365b60d7e53 (diff)
downloadpango-283eeb2702526b24da3f9d3e86d861745357437d.tar.gz
docs: Tweak glyphstring docs
Give doc comments summaries, etc.
-rw-r--r--pango/glyphstring.c96
1 files changed, 52 insertions, 44 deletions
diff --git a/pango/glyphstring.c b/pango/glyphstring.c
index 6c674e03..649e7758 100644
--- a/pango/glyphstring.c
+++ b/pango/glyphstring.c
@@ -28,10 +28,10 @@
/**
* pango_glyph_string_new:
*
- * Create a new #PangoGlyphString.
+ * Create a new `PangoGlyphString`.
*
- * Return value: the newly allocated #PangoGlyphString, which
- * should be freed with pango_glyph_string_free().
+ * Return value: the newly allocated `PangoGlyphString`, which
+ * should be freed with [method@Pango.GlyphString.free].
*/
PangoGlyphString *
pango_glyph_string_new (void)
@@ -48,7 +48,7 @@ pango_glyph_string_new (void)
/**
* pango_glyph_string_set_size:
- * @string: a #PangoGlyphString.
+ * @string: a `PangoGlyphString`.
* @new_len: the new length of the string.
*
* Resize a glyph string to the given length.
@@ -97,12 +97,12 @@ G_DEFINE_BOXED_TYPE (PangoGlyphString, pango_glyph_string,
/**
* pango_glyph_string_copy:
- * @string: (nullable): a #PangoGlyphString, may be %NULL
+ * @string: (nullable): a `PangoGlyphString`, may be %NULL
*
* Copy a glyph string and associated storage.
*
- * Return value: (nullable): the newly allocated #PangoGlyphString,
- * which should be freed with pango_glyph_string_free(),
+ * Return value: (nullable): the newly allocated `PangoGlyphString`,
+ * which should be freed with [method@Pango.GlyphString.free],
* or %NULL if @string was %NULL.
*/
PangoGlyphString *
@@ -127,7 +127,7 @@ pango_glyph_string_copy (PangoGlyphString *string)
/**
* pango_glyph_string_free:
- * @string: (nullable): a #PangoGlyphString, may be %NULL
+ * @string: (nullable): a `PangoGlyphString`, may be %NULL
*
* Free a glyph string and associated storage.
*/
@@ -144,11 +144,11 @@ pango_glyph_string_free (PangoGlyphString *string)
/**
* pango_glyph_string_extents_range:
- * @glyphs: a #PangoGlyphString
+ * @glyphs: a `PangoGlyphString`
* @start: start index
* @end: end index (the range is the set of bytes with
indices such that start <= index < end)
- * @font: a #PangoFont
+ * @font: a `PangoFont`
* @ink_rect: (out caller-allocates) (optional): rectangle used to
* store the extents of the glyph string range as drawn or
* %NULL to indicate that the result is not needed.
@@ -156,11 +156,12 @@ pango_glyph_string_free (PangoGlyphString *string)
* store the logical extents of the glyph string range or
* %NULL to indicate that the result is not needed.
*
- * Computes the extents of a sub-portion of a glyph string. The extents are
- * relative to the start of the glyph string range (the origin of their
- * coordinate system is at the start of the range, not at the start of the entire
- * glyph string).
- **/
+ * Computes the extents of a sub-portion of a glyph string.
+ *
+ * The extents are relative to the start of the glyph string range
+ * (the origin of their coordinate system is at the start of the range,
+ * not at the start of the entire glyph string).
+ */
void
pango_glyph_string_extents_range (PangoGlyphString *glyphs,
int start,
@@ -261,16 +262,17 @@ pango_glyph_string_extents_range (PangoGlyphString *glyphs,
/**
* pango_glyph_string_extents:
- * @glyphs: a #PangoGlyphString
- * @font: a #PangoFont
+ * @glyphs: a `PangoGlyphString`
+ * @font: a `PangoFont`
* @ink_rect: (out) (allow-none): rectangle used to store the extents of the glyph string
* as drawn or %NULL to indicate that the result is not needed.
* @logical_rect: (out) (allow-none): rectangle used to store the logical extents of the
* glyph string or %NULL to indicate that the result is not needed.
*
- * Compute the logical and ink extents of a glyph string. See the documentation
- * for pango_font_get_glyph_extents() for details about the interpretation
- * of the rectangles.
+ * Compute the logical and ink extents of a glyph string.
+ *
+ * See the documentation for [method@Pango.Font.get_glyph_extents] for details
+ * about the interpretation of the rectangles.
*
* Examples of logical (red) and ink (green) rects:
*
@@ -288,12 +290,14 @@ pango_glyph_string_extents (PangoGlyphString *glyphs,
/**
* pango_glyph_string_get_width:
- * @glyphs: a #PangoGlyphString
+ * @glyphs: a `PangoGlyphString`
+ *
+ * Computes the logical width of the glyph string.
*
- * Computes the logical width of the glyph string as can also be computed
- * using pango_glyph_string_extents(). However, since this only computes the
- * width, it's much faster. This is in fact only a convenience function that
- * computes the sum of geometry.width for each glyph in the @glyphs.
+ * This can also be computed using [method@Pango.GlyphString.extents].
+ * However, since this only computes the width, it's much faster. This
+ * is in fact only a convenience function that computes the sum of
+ * @geometry.width for each glyph in the @glyphs.
*
* Return value: the logical width of the glyph string.
*
@@ -313,7 +317,7 @@ pango_glyph_string_get_width (PangoGlyphString *glyphs)
/**
* pango_glyph_string_get_logical_widths:
- * @glyphs: a #PangoGlyphString
+ * @glyphs: a `PangoGlyphString`
* @text: the text corresponding to the glyphs
* @length: the length of @text, in bytes
* @embedding_level: the embedding level of the string
@@ -322,13 +326,14 @@ pango_glyph_string_get_width (PangoGlyphString *glyphs)
* length) unless text has NUL bytes) to be filled in
* with the resulting character widths.
*
- * Given a #PangoGlyphString resulting from pango_shape() and the corresponding
- * text, determine the screen width corresponding to each character. When
- * multiple characters compose a single cluster, the width of the entire
- * cluster is divided equally among the characters.
+ * Given a `PangoGlyphString` and corresponding text, determine the width
+ * corresponding to each character.
*
- * See also pango_glyph_item_get_logical_widths().
- **/
+ * When multiple characters compose a single cluster, the width of the
+ * entire cluster is divided equally among the characters.
+ *
+ * See also [method@Pango.GlyphItem.get_logical_widths].
+ */
void
pango_glyph_string_get_logical_widths (PangoGlyphString *glyphs,
const char *text,
@@ -358,18 +363,20 @@ pango_glyph_string_get_logical_widths (PangoGlyphString *glyphs,
/**
* pango_glyph_string_index_to_x:
- * @glyphs: the glyphs return from pango_shape()
+ * @glyphs: the glyphs return from [func@shape]
* @text: the text for the run
* @length: the number of bytes (not characters) in @text.
- * @analysis: the analysis information return from pango_itemize()
+ * @analysis: the analysis information return from [func@itemize]
* @index_: the byte index within @text
* @trailing: whether we should compute the result for the beginning (%FALSE)
* or end (%TRUE) of the character.
* @x_pos: (out): location to store result
*
- * Converts from character position to x position. (X position
- * is measured from the left edge of the run). Character positions
- * are computed by dividing up each cluster into equal portions.
+ * Converts from character position to x position.
+ *
+ * The X position is measured from the left edge of the run.
+ * Character positions are computed by dividing up each cluster
+ * into equal portions.
*/
void
@@ -486,21 +493,22 @@ pango_glyph_string_index_to_x (PangoGlyphString *glyphs,
/**
* pango_glyph_string_x_to_index:
- * @glyphs: the glyphs returned from pango_shape()
+ * @glyphs: the glyphs returned from [func@shape]
* @text: the text for the run
* @length: the number of bytes (not characters) in text.
- * @analysis: the analysis information return from pango_itemize()
+ * @analysis: the analysis information return from [func@itemize]
* @x_pos: the x offset (in Pango units)
* @index_: (out): location to store calculated byte index within @text
* @trailing: (out): location to store a boolean indicating
* whether the user clicked on the leading or trailing
* edge of the character.
*
- * Convert from x offset to character position. Character positions
- * are computed by dividing up each cluster into equal portions.
- * In scripts where positioning within a cluster is not allowed
- * (such as Thai), the returned value may not be a valid cursor
- * position; the caller must combine the result with the logical
+ * Convert from x offset to character position.
+ *
+ * Character positions are computed by dividing up each cluster into
+ * equal portions. In scripts where positioning within a cluster is
+ * not allowed (such as Thai), the returned value may not be a valid
+ * cursor position; the caller must combine the result with the logical
* attributes for the text to compute the valid cursor position.
*/
void