Added functions gdk_text_height, gdk_string_height, gdk_char_height to

Thu Jun 25 10:50:34 1998  Stefan Jeske  <stefan@gtk.org>

	* gdk/gdk.h gdk/gdkfont.c: Added functions gdk_text_height,
 	gdk_string_height, gdk_char_height to retrieve the exact
	height of a text.
This commit is contained in:
Stefan Jeske 1998-06-25 09:01:42 +00:00 committed by Stefan Jeske
parent 713cecba4c
commit 37460b2078
10 changed files with 198 additions and 13 deletions

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@ -1,3 +1,9 @@
Thu Jun 25 10:50:34 1998 Stefan Jeske <stefan@gtk.org>
* gdk/gdk.h gdk/gdkfont.c: Added functions gdk_text_height,
gdk_string_height, gdk_char_height to retrieve the exact
height of a text.
Thu Jun 25 07:53:51 BST 1998 Tony Gale <gale@gtk.org>
* docs/gtk_tut.sgml: add section on GtkCList widget, contributed

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@ -1,3 +1,9 @@
Thu Jun 25 10:50:34 1998 Stefan Jeske <stefan@gtk.org>
* gdk/gdk.h gdk/gdkfont.c: Added functions gdk_text_height,
gdk_string_height, gdk_char_height to retrieve the exact
height of a text.
Thu Jun 25 07:53:51 BST 1998 Tony Gale <gale@gtk.org>
* docs/gtk_tut.sgml: add section on GtkCList widget, contributed

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@ -1,3 +1,9 @@
Thu Jun 25 10:50:34 1998 Stefan Jeske <stefan@gtk.org>
* gdk/gdk.h gdk/gdkfont.c: Added functions gdk_text_height,
gdk_string_height, gdk_char_height to retrieve the exact
height of a text.
Thu Jun 25 07:53:51 BST 1998 Tony Gale <gale@gtk.org>
* docs/gtk_tut.sgml: add section on GtkCList widget, contributed

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@ -1,3 +1,9 @@
Thu Jun 25 10:50:34 1998 Stefan Jeske <stefan@gtk.org>
* gdk/gdk.h gdk/gdkfont.c: Added functions gdk_text_height,
gdk_string_height, gdk_char_height to retrieve the exact
height of a text.
Thu Jun 25 07:53:51 BST 1998 Tony Gale <gale@gtk.org>
* docs/gtk_tut.sgml: add section on GtkCList widget, contributed

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@ -1,3 +1,9 @@
Thu Jun 25 10:50:34 1998 Stefan Jeske <stefan@gtk.org>
* gdk/gdk.h gdk/gdkfont.c: Added functions gdk_text_height,
gdk_string_height, gdk_char_height to retrieve the exact
height of a text.
Thu Jun 25 07:53:51 BST 1998 Tony Gale <gale@gtk.org>
* docs/gtk_tut.sgml: add section on GtkCList widget, contributed

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@ -1,3 +1,9 @@
Thu Jun 25 10:50:34 1998 Stefan Jeske <stefan@gtk.org>
* gdk/gdk.h gdk/gdkfont.c: Added functions gdk_text_height,
gdk_string_height, gdk_char_height to retrieve the exact
height of a text.
Thu Jun 25 07:53:51 BST 1998 Tony Gale <gale@gtk.org>
* docs/gtk_tut.sgml: add section on GtkCList widget, contributed

View File

@ -1,3 +1,9 @@
Thu Jun 25 10:50:34 1998 Stefan Jeske <stefan@gtk.org>
* gdk/gdk.h gdk/gdkfont.c: Added functions gdk_text_height,
gdk_string_height, gdk_char_height to retrieve the exact
height of a text.
Thu Jun 25 07:53:51 BST 1998 Tony Gale <gale@gtk.org>
* docs/gtk_tut.sgml: add section on GtkCList widget, contributed

View File

@ -489,26 +489,33 @@ gint gdk_color_equal (GdkColor *colora,
/* Fonts
*/
GdkFont* gdk_font_load (const gchar *font_name);
GdkFont* gdk_fontset_load (gchar *fontset_name);
GdkFont* gdk_font_ref (GdkFont *font);
void gdk_font_unref (GdkFont *font);
GdkFont* gdk_fontset_load (gchar *fontset_name);
GdkFont* gdk_font_ref (GdkFont *font);
void gdk_font_unref (GdkFont *font);
gint gdk_font_id (const GdkFont *font);
gint gdk_font_equal (const GdkFont *fonta,
const GdkFont *fontb);
gint gdk_string_width (GdkFont *font,
gint gdk_string_width (GdkFont *font,
const gchar *string);
gint gdk_text_width (GdkFont *font,
gint gdk_text_width (GdkFont *font,
const gchar *text,
gint text_length);
gint gdk_char_width (GdkFont *font,
gchar character);
gint gdk_string_measure (GdkFont *font,
gint text_length);
gint gdk_char_width (GdkFont *font,
gchar character);
gint gdk_string_measure (GdkFont *font,
const gchar *string);
gint gdk_text_measure (GdkFont *font,
gint gdk_text_measure (GdkFont *font,
const gchar *text,
gint text_length);
gint gdk_char_measure (GdkFont *font,
gchar character);
gint text_length);
gint gdk_char_measure (GdkFont *font,
gchar character);
gint gdk_string_height (GdkFont *font,
const gchar *string);
gint gdk_text_height (GdkFont *font,
const gchar *text,
gint text_length);
gint gdk_char_height (GdkFont *font,
gchar character);
/* Drawing

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@ -385,3 +385,71 @@ gdk_char_measure (GdkFont *font,
return gdk_text_measure (font, &character, 1);
}
gint
gdk_string_height (GdkFont *font,
const gchar *string)
{
g_return_val_if_fail (font != NULL, -1);
g_return_val_if_fail (string != NULL, -1);
return gdk_text_height (font, string, strlen (string));
}
gint
gdk_text_height (GdkFont *font,
const gchar *text,
gint text_length)
{
GdkFontPrivate *private;
XCharStruct overall;
XFontStruct *xfont;
XFontSet fontset;
XRectangle ink, log;
int direction;
int font_ascent;
int font_descent;
gint height;
g_return_val_if_fail (font != NULL, -1);
g_return_val_if_fail (text != NULL, -1);
private = (GdkFontPrivate*) font;
switch (font->type)
{
case GDK_FONT_FONT:
xfont = (XFontStruct *) private->xfont;
if ((xfont->min_byte1 == 0) && (xfont->max_byte1 == 0))
{
XTextExtents (xfont, text, text_length,
&direction, &font_ascent, &font_descent,
&overall);
}
else
{
XTextExtents16 (xfont, (XChar2b *) text, text_length / 2,
&direction, &font_ascent, &font_descent,
&overall);
}
height = overall.ascent + overall.descent;
break;
case GDK_FONT_FONTSET:
fontset = (XFontSet) private->xfont;
XmbTextExtents (fontset, text, text_length, &ink, &log);
height = log.height;
break;
default:
height = 0;
}
return height;
}
gint
gdk_char_height (GdkFont *font,
gchar character)
{
g_return_val_if_fail (font != NULL, -1);
return gdk_text_height (font, &character, 1);
}

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@ -385,3 +385,71 @@ gdk_char_measure (GdkFont *font,
return gdk_text_measure (font, &character, 1);
}
gint
gdk_string_height (GdkFont *font,
const gchar *string)
{
g_return_val_if_fail (font != NULL, -1);
g_return_val_if_fail (string != NULL, -1);
return gdk_text_height (font, string, strlen (string));
}
gint
gdk_text_height (GdkFont *font,
const gchar *text,
gint text_length)
{
GdkFontPrivate *private;
XCharStruct overall;
XFontStruct *xfont;
XFontSet fontset;
XRectangle ink, log;
int direction;
int font_ascent;
int font_descent;
gint height;
g_return_val_if_fail (font != NULL, -1);
g_return_val_if_fail (text != NULL, -1);
private = (GdkFontPrivate*) font;
switch (font->type)
{
case GDK_FONT_FONT:
xfont = (XFontStruct *) private->xfont;
if ((xfont->min_byte1 == 0) && (xfont->max_byte1 == 0))
{
XTextExtents (xfont, text, text_length,
&direction, &font_ascent, &font_descent,
&overall);
}
else
{
XTextExtents16 (xfont, (XChar2b *) text, text_length / 2,
&direction, &font_ascent, &font_descent,
&overall);
}
height = overall.ascent + overall.descent;
break;
case GDK_FONT_FONTSET:
fontset = (XFontSet) private->xfont;
XmbTextExtents (fontset, text, text_length, &ink, &log);
height = log.height;
break;
default:
height = 0;
}
return height;
}
gint
gdk_char_height (GdkFont *font,
gchar character)
{
g_return_val_if_fail (font != NULL, -1);
return gdk_text_height (font, &character, 1);
}