diff options
Diffstat (limited to 'documentation/drawing.html')
| -rw-r--r-- | documentation/drawing.html | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/documentation/drawing.html b/documentation/drawing.html index e88eed887..375649af6 100644 --- a/documentation/drawing.html +++ b/documentation/drawing.html @@ -494,11 +494,16 @@ want a circle as part of a complex polygon you must use <TT>fl_arc()</TT>. It is undefined whether this location or the characters are modified by the current transformation. -<H4>void fl_draw(const char *, float x, float y) -<BR>void fl_draw(const char *, int n, float x, float y)</H4> +<H4>void fl_draw(const char *, int x, int y) +<BR>void fl_draw(const char *, int n, int x, int y)</H4> <P>Draw a nul-terminated string or an array of <TT>n</TT> characters -starting at the given location. +starting at the given location. Text is aligned to the left and to +the baseline of the font. To align to the bottom, subtract fl_descent() from +<i>y</i>. To align to the top, subtract fl_descent() and add fl_height(). +This version of fl_draw provides direct access to +the text drawing function of the underlying OS. It does not apply any +special handling to control characters. <H4>void fl_draw(const char *, int x, int y, int w, int h, Fl_Align align, Fl_Image *img = 0, int draw_symbols = 1)</H4> @@ -507,7 +512,7 @@ Fl_Align align, Fl_Image *img = 0, int draw_symbols = 1)</H4> labels. The string is formatted and aligned inside the passed box. Handles '\t' and '\n', expands all other control characters to ^X, and aligns inside or against the edges of the -box. See <A +box described by <i>x</i>, <i>y</i>, <i>w</i> and <i>h</i>. See <A href="Fl_Widget.html#Fl_Widget.align"><TT>Fl_Widget::align()</TT></A> for values for <TT>align</TT>. The value <TT>FL_ALIGN_INSIDE</TT> is ignored, as this function always @@ -520,6 +525,8 @@ image is drawn above or below the text as specified by the <P>The <TT>draw_symbols</TT> argument specifies whether or not to look for symbol names starting with the "@" character. +<P>The text length is limited to 1024 caracters per line. + <H4>void fl_measure(const char *, int &w, int &h, int draw_symbols = 1)</H4> <P>Measure how wide and tall the string will be when printed by |