1XDrawString(3) XLIB FUNCTIONS XDrawString(3)
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6 XDrawString, XDrawString16 - draw text characters
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9 int XDrawString(Display *display, Drawable d, GC gc, int x, int y,
10 _Xconst char *string, int length);
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12 int XDrawString16(Display *display, Drawable d, GC gc, int x, int y,
13 _Xconst XChar2b *string, int length);
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16 d Specifies the drawable.
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18 display Specifies the connection to the X server.
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20 gc Specifies the GC.
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22 length Specifies the number of characters in the string argument.
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24 string Specifies the character string.
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26 x
27 y Specify the x and y coordinates, which are relative to the
28 origin of the specified drawable and define the origin of the
29 first character.
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32 Each character image, as defined by the font in the GC, is treated as
33 an additional mask for a fill operation on the drawable. The drawable
34 is modified only where the font character has a bit set to 1. For
35 fonts defined with 2-byte matrix indexing and used with XDrawString16,
36 each byte is used as a byte2 with a byte1 of zero.
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38 Both functions use these GC components: function, plane-mask, fill-
39 style, font, subwindow-mode, clip-x-origin, clip-y-origin, and clip-
40 mask. They also use these GC mode-dependent components: foreground,
41 background, tile, stipple, tile-stipple-x-origin, and tile-stipple-y-
42 origin.
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44 XDrawString and XDrawString16 can generate BadDrawable, BadGC, and Bad‐
45 Match errors.
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48 BadDrawable
49 A value for a Drawable argument does not name a defined Win‐
50 dow or Pixmap.
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52 BadGC A value for a GContext argument does not name a defined GCon‐
53 text.
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55 BadMatch An InputOnly window is used as a Drawable.
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57 BadMatch Some argument or pair of arguments has the correct type and
58 range but fails to match in some other way required by the
59 request.
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62 XDrawImageString(3), XDrawText(3), XLoadFont(3)
63 Xlib - C Language X Interface
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67X Version 11 libX11 1.7.3.1 XDrawString(3)