All fl_ functions indexed and linked.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@5352 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
This commit is contained in:
Matthias Melcher
2006-08-24 11:41:22 +00:00
parent cda7f61462
commit a776975239
4 changed files with 364 additions and 76 deletions
+15
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@@ -318,6 +318,15 @@ void xyz_draw(int x, int y, int w, int h, Fl_Color c) {
}
</PRE></UL>
<H4><A name="fl_down">Fl_Boxtype fl_down(Fl_Boxtype)</A></H4>
<P><tt>fl_down</tt> returns the "pressed" or "down" version of a box.
<H4><A name="fl_frame">Fl_Boxtype fl_frame(Fl_Boxtype)</A></H4>
<P><tt>fl_frame</tt> returns the unfilled, frame-only version of a box.
See also: <A HREF="drawing.html#fl_frame">fl_frame drawing</A>.
<H4>Adding Your Box Type</H4>
<P>The <TT>Fl::set_boxtype()</TT> method adds or replaces the
@@ -528,6 +537,12 @@ int fl_add_symbol(const char *name, void (*drawit)(Fl_Color), int scalable)
must be set to 1 if the symbol is generated using scalable vector drawing
functions.</P>
<UL><PRE>
int fl_draw_symbol(const char *name,int x,int y,int w,int h,Fl_Color col)
</PRE></UL>
<P>This function draw a named symbol fitting the given rectangle.
<H2>Callbacks</H2>
<P>Callbacks are functions that are called when the value of a
+81 -8
View File
@@ -64,6 +64,8 @@ following types of drawing functions:
<LI><A href="#overlay">Overlay</A></LI>
<LI><A href="#offscreen">Offscreen Drawing</A></LI>
</UL>
<H3><A name="boxdraw">Boxes</A></H3>
@@ -92,6 +94,8 @@ not a multiple of 4 characters in length are undefined.
<P>The only difference between this function and
<CODE>fl_frame2()</CODE> is the order of the line segments.
<P>See also: <A HREF="common.html#fl_frame">fl_frame boxtype</A>.
<H4><A NAME="fl_frame2">void fl_frame2(const char *s, int x, int y, int w, int h);</A></H4>
<P>The <CODE>fl_frame2()</CODE> function draws a series of line
@@ -122,11 +126,11 @@ void fl_push_clip(int x, int y, int w, int h)</H4>
region onto the stack. The <CODE>fl_clip()</CODE> name is deprecated and
will be removed from future releases.
<H4>void fl_push_no_clip()</H4>
<H4><A NAME=fl_push_no_clip>void fl_push_no_clip()</A></H4>
<P>Pushes an empty clip region on the stack so nothing will be clipped.
<H4>void fl_pop_clip()</H4>
<H4><A NAME=fl_pop_clip>void fl_pop_clip()</A></H4>
<P>Restore the previous clip region.
@@ -143,7 +147,7 @@ will be removed from future releases.
</TR>
</TABLE></CENTER>
<H4>int fl_not_clipped(int x, int y, int w, int h)</H4>
<H4><A NAME=fl_not_clipped>int fl_not_clipped(int x, int y, int w, int h)</A></H4>
<P>Returns non-zero if any of the rectangle intersects the current clip
region. If this returns 0 you don't have to draw the object.
@@ -159,8 +163,8 @@ region. If this returns 0 you don't have to draw the object.
</TR>
</TABLE></CENTER>
<H4>int fl_clip_box(int x, int y, int w, int h, int &amp;X, int &amp;Y, int &amp;W,
int &amp;H)</H4>
<H4><A NAME=fl_clip_box>int fl_clip_box(int x, int y, int w, int h, int &amp;X, int &amp;Y, int &amp;W,
int &amp;H)</A></H4>
<P>Intersect the rectangle <TT>x,y,w,h</TT> with the current
clip region and returns the bounding box of the result in
@@ -169,6 +173,13 @@ different than the original. This can be used to limit the
necessary drawing to a rectangle. <TT>W</TT> and <TT>H</TT> are
set to zero if the rectangle is completely outside the region.
<H4><A NAME=fl_clip_region>void fl_clip_region(Fl_Region r)
<BR>Fl_Region fl_clip_region()</A></H4>
<P>Replace the top of the clip stack with a clipping region of any shape.
Fl_Region is an operating system specific type. The second form returns
the current clipping region.
<H3><A name="colors">Colors</A></H3>
<P>FLTK manages colors as 32-bit unsigned integers. Values from
@@ -378,6 +389,14 @@ function described later in this chapter.</P>
extend outside the line drawn by <TT>fl_arc</TT>; to avoid this
use <TT>w - 1</TT> and <TT>h - 1</TT>.</P>
<h4><a name=fl_scroll>void fl_scroll(int X, int Y, int W, int H, int dx, int dy,
void (*draw_area)(void*, int,int,int,int), void* data)</a></h4>
<P>Scroll a rectangle and draw the newly exposed portions. The contents
of the rectangular area is first shifted by <tt>dx</tt> and
<tt>dy</tt> pixels. The callback is then called for every newly
exposed rectangular area,
<H3><A name="complex">Drawing Complex Shapes</A></H3>
<P>The complex drawing functions let you draw arbitrary shapes
@@ -407,6 +426,22 @@ x, float y)</A></H4>
<P>Concatenate another transformation onto the current one. The rotation
angle is in degrees (not radians) and is counter-clockwise.
<H4><A NAME=fl_transform>double fl_transform_x(double x, double y)
<BR>double fl_transform_y(double x, double y)
<BR>double fl_transform_dx(double x, double y)
<BR>double fl_transform_dy(double x, double y)
<BR>void fl_transformed_vertex(double xf, double yf)</A></H4>
<P>Transform a coordinate or a distance trough the current transformation matrix.
After transforming a coordinate pair, it can be added to the vertex
list without any forther translations using <tt>fl_transformed_vertex</tt>.
<H4><A NAME=fl_begin_points>void fl_begin_points()
<BR>void fl_end_points()</A></H4>
<P>Start and end drawing a list of points. Points are added to
the list with <tt>fl_vertex</tt>.
<H4><A NAME=fl_begin_line>void fl_begin_line()
<BR>void fl_end_line()</A></H4>
@@ -417,7 +452,7 @@ angle is in degrees (not radians) and is counter-clockwise.
<P>Start and end drawing a closed sequence of lines.
<H4><A NAME=fl_begin_polygon>void fl_begin_polygon()
<H4><A NAME= fl_begin_polygon>void fl_begin_polygon()
<BR>void fl_end_polygon()</A></H4>
<P>Start and end drawing a convex filled polygon.
@@ -594,8 +629,8 @@ the display.
<TT>pixels</TT> and not "points". Lines should be spaced
<TT>size</TT> pixels apart or more.</P>
<H4>int fl_font()
<BR>int fl_size()</H4>
<H4><A NAME=fl_size>int fl_font()
<BR>int fl_size()</A></H4>
<P>Returns the face and size set by the most recent call to
<TT>fl_font(a,b)</TT>. This can be used to save/restore the
@@ -891,5 +926,43 @@ image, and this area is left unchanged.
<P>Draws the image with the upper-left corner at <TT>x,y</TT>.
This is the same as doing <TT>draw(x,y,img->w(),img->h(),0,0)</TT>.
<h3><A NAME=offscreen>Offscreen Drawing</A></h3>
Sometimes it can be very useful to generate a complex drawing
in memory first and copy it to the screen at a later point in
time. This technique can significantly reduce the amount of
repeated drawing. <tt>Fl_Double_Window</tt> uses offscreen rendering
to avoid flickering on systems that don't support
double-buffering natively.
<H4><A NAME=fl_create_offscreen>Fl_Offscreen fl_create_offscreen(int w, int h)</A></H4>
<P>Create an RGB offscreen buffer with <tt>w*h</tt> pixels.
<H4><A NAME=fl_create_offscreen_with_alpha>Fl_Offscreen fl_create_offscreen_with_alpha(int w, int h)</A></H4>
<P>Create an RGBA offscreen buffer. Alpha blending is not available
on all platforms.
<H4><A NAME=fl_delete_offscreen>void fl_delete_offscreen(Fl_Offscreen)</A></H4>
<P>Delete a previously created offscreen buffer. All drawings are lost.
<H4><A NAME=fl_begin_offscreen>void fl_begin_offscreen(Fl_Offscreen)</A></A></H4>
<P>Send all subsequent drawing commands to this offscreen buffer.
FLTK can draw into a buffer at any time. There is no need to wait for
an <tt>Fl_Widget::draw()</tt> to occur.
<H4><A NAME=fl_end_offscreen>void fl_end_offscreen()</A></H4>
<P>Quit sending drawing commands to this offscreen buffer.
<H4><A NAME=fl_copy_offscreen>void fl_copy_offscreen(int x, int y,
int w, int h, Fl_Offscreen osrc, int srcx, int srcy)</A></H4>
<P>Copy a rectangular area of the size <tt>w*h</tt> from <tt>srcx, srcy</tt> in the offscreen
buffer into the current buffer at <tt>x, y</tt>.
</BODY>
</HTML>
+231 -67
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@@ -9,8 +9,10 @@ A</A>.
<H2>Function List by Name</H2>
<UL>
<TABLE width=100%>
<TR>
<TD width=33%>
<UL>
<LI><A HREF="osissues.html#WIN32.gdi"><TT>fl_RGB</TT></A> (Win32)</LI>
<LI><A HREF="common.html#add_symbol"><TT>fl_add_symbol</TT></A></LI>
<LI><A HREF="#fl_alert"><TT>fl_alert</TT></A></LI>
@@ -21,47 +23,47 @@ A</A>.
<LI><A HREF="drawing.html#fl_begin_complex_polygon"><TT>fl_begin_complex_polygon</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_line"><TT>fl_begin_line</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_loop"><TT>fl_begin_loop</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_begin_offscreen</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_begin_points</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_begin_offscreen"><TT>fl_begin_offscreen</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_points"><TT>fl_begin_points</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_polygon"><TT>fl_begin_polygon</TT></A></LI>
<LI><A HREF="osissues.html#WIN32.gdi"><TT>fl_brush</TT></A> (WIN32)</LI>
<!-- <LI><A HREF=""><TT>fl_brush_action</TT></A></LI> -->
<LI><A HREF="#fl_casealphasort"><TT>fl_casealphasort</TT></A></LI>
<LI><A HREF="#fl_casenumericsort"><TT>fl_casenumericsort</TT></A></LI>
<LI><A HREF="#fl_choice2"><TT>fl_choice</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_chord</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_circle"><TT>fl_circle</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_clip_box</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_clip_region</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_close_display</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_color</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_clip_box"><TT>fl_clip_box</TT></A></LI>
<LI><A HREF="drawing.html#fl_clip_region"><TT>fl_clip_region</TT></A></LI>
<LI><A HREF="osissues.html#fl_close_display"><TT>fl_close_display</TT></A></LI>
<LI><A HREF="drawing.html#fl_color"><TT>fl_color</TT></A></LI>
<LI><A HREF="#fl_color_average"><TT>fl_color_average</TT></A></LI>
<LI><A HREF="#fl_color_chooser_func"><TT>fl_color_chooser</TT></A></LI>
<LI><A HREF="#fl_color_cube"><TT>fl_color_cube</TT></A></LI>
<LI><A HREF="#fl_contrast"><TT>fl_contrast</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_copy_offscreen</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_create_alphamask</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_create_bitmask</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_create_offscreen</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_copy_offscreen"><TT>fl_copy_offscreen</TT></A></LI>
<LI><A HREF="drawing.html#fl_create_offscreen"><TT>fl_create_offscreen</TT></A></LI>
<LI><A HREF="drawing.html#fl_create_offscreen_with_alpha"><TT>fl_create_offscreen_with_alpha</TT></A></LI>
<LI><A HREF="#fl_cursor"><TT>fl_cursor</TT></A></LI>
<LI><A HREF="drawing.html#fl_curve"><TT>fl_curve</TT></A></LI>
<LI><A HREF="#fl_darker"><TT>fl_darker</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_delete_bitmask</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_delete_offscreen</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_delete_offscreen"><TT>fl_delete_offscreen</TT></A></LI>
<LI><A HREF="drawing.html#fl_descent"><TT>fl_descent</TT></A></LI>
<LI><A HREF="#fl_dir_chooser"><TT>fl_dir_chooser</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_down</TT></A></LI> -->
<LI><A HREF="common.html#fl_down"><TT>fl_down</TT></A></LI>
<LI><A HREF="drawing.html#fl_draw"><TT>fl_draw</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_draw_box</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_draw_box"><TT>fl_draw_box</TT></A></LI>
<LI><A HREF="drawing.html#fl_draw_image"><TT>fl_draw_image</TT></A></LI>
<LI><A HREF="drawing.html#fl_draw_image"><TT>fl_draw_image_mono</TT></A></LI>
<LI><A HREF="drawing.html#fl_draw_pixmap"><TT>fl_draw_pixmap</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_draw_symbol</TT></A></LI> -->
</UL>
</TD>
<TD width=33%>
<UL>
<LI><A HREF="common.html#fl_draw_symbol"><TT>fl_draw_symbol</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_complex_polygon"><TT>fl_end_complex_polygon</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_line"><TT>fl_end_line</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_loop"><TT>fl_end_loop</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_end_offscreen</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_end_points</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_end_offscreen"><TT>fl_end_offscreen</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_points"><TT>fl_end_points</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_polygon"><TT>fl_end_polygon</TT></A></LI>
<LI><A HREF="#fl_file_chooser2"><TT>fl_file_chooser</TT></A></LI>
<LI><A HREF="#fl_file_chooser_callback"><TT>fl_file_chooser_callback</TT></A></LI>
@@ -75,80 +77,207 @@ A</A>.
<LI><A HREF="#fl_filename_name"><TT>fl_filename_name</TT></A></LI>
<LI><A HREF="#fl_filename_relative"><TT>fl_filename_relative</TT></A></LI>
<LI><A HREF="#fl_filename_setext"><TT>fl_filename_setext</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_find</TT></A></LI> -->
<LI><A HREF="osissues.html#fl_find"><TT>fl_find</TT></A></LI>
<LI><A HREF="drawing.html#fl_font"><TT>fl_font</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_frame</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_frame2</TT></A></LI> -->
<LI><A HREF="common.html#fl_frame"><TT>fl_frame</TT></A></LI>
<LI><A HREF="drawing.html#fl_frame"><TT>fl_frame</TT></A></LI>
<LI><A HREF="drawing.html#fl_frame2"><TT>fl_frame2</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_complex_polygon"><TT>fl_gap</TT></A></LI>
<LI><A HREF="#fl_gray_ramp"><TT>fl_gray_ramp</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_handle</TT></A></LI> -->
<LI><A HREF="osissues.html#fl_handle"><TT>fl_handle</TT></A> (X11)</LI>
<LI><A HREF="drawing.html#fl_height"><TT>fl_height</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_inactive</TT></A></LI> -->
<LI><A HREF="#fl_inactive"><TT>fl_inactive</TT></A></LI>
<LI><A HREF="#fl_input2"><TT>fl_input</TT></A></LI>
<LI><A HREF="drawing.html#character_encoding"><TT>fl_latin1_to_local</TT></A></LI>
<LI><A HREF="#fl_lighter"><TT>fl_lighter</TT></A></LI>
<LI><A HREF="drawing.html#fl_line"><TT>fl_line</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_line_style</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_line_style"><TT>fl_line_style</TT></A></LI>
<LI><A HREF="drawing.html#character_encoding"><TT>fl_local_to_latin1</TT></A></LI>
<LI><A HREF="drawing.html#character_encoding"><TT>fl_local_to_mac_roman</TT></A></LI>
<LI><A HREF="drawing.html#fl_loop"><TT>fl_loop</TT></A></LI>
<LI><A HREF="drawing.html#character_encoding"><TT>fl_mac_roman_to_local</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_makeDC</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_measure"><TT>fl_measure</TT></A></LI>
<LI><A HREF="drawing.html#fl_measure_pixmap"><TT>fl_measure_pixmap</TT></A></LI>
<LI><A HREF="#fl_message"><TT>fl_message</TT></A></LI>
</UL>
</TD>
<TD width=30%>
<UL>
<LI><A HREF="#fl_message_font"><TT>fl_message_font</TT></A></LI>
<LI><A HREF="#fl_message_icon"><TT>fl_message_icon</TT></A></LI>
<LI><A HREF="drawing.html#fl_scale"><TT>fl_mult_matrix</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_not_clipped</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_not_clipped"><TT>fl_not_clipped</TT></A></LI>
<LI><A HREF="#fl_numericsort"><TT>fl_numericsort</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_old_shortcut</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_open_callback</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_open_display</TT></A></LI> -->
<LI><A HREF="osissues.html#fl_open_callback"><TT>fl_open_callback</TT></A></LI>
<LI><A HREF="osissues.html#fl_open_display"><TT>fl_open_display</TT></A></LI>
<LI><A HREF="drawing.html#overlay"><TT>fl_overlay_clear</TT></A></LI>
<LI><A HREF="drawing.html#overlay"><TT>fl_overlay_rect</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_parse_color</TT></A></LI> -->
<LI><A HREF="osissues.html#fl_parse_color"><TT>fl_parse_color</TT></A></LI>
<LI><A HREF="#fl_password"><TT>fl_password</TT></A></LI>
<LI><A HREF="osissues.html#WIN32.gdi"><TT>fl_pen</TT></A> (WIN32)</LI>
<LI><A HREF="drawing.html#fl_pie"><TT>fl_pie</TT></A></LI>
<LI><A HREF="drawing#fl_point"><TT>fl_point</TT></A></LI>
<LI><A HREF="drawing.html#fl_point"><TT>fl_point</TT></A></LI>
<LI><A HREF="drawing.html#fl_polygon"><TT>fl_polygon</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_pop_clip</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_pop_clip"><TT>fl_pop_clip</TT></A></LI>
<LI><A HREF="drawing.html#fl_push_matrix"><TT>fl_pop_matrix</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_push_clip</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_push_clip"><TT>fl_push_clip</TT></A></LI>
<LI><A HREF="drawing.html#fl_push_matrix"><TT>fl_push_matrix</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_push_no_clip</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_push_no_clip"><TT>fl_push_no_clip</TT></A></LI>
<LI><A HREF="drawing.html#fl_read_image"><TT>fl_read_image</TT></A></LI>
<LI><A HREF="drawing.html#fl_rect"><TT>fl_rect</TT></A></LI>
<LI><A HREF="drawing.html#fl_rectf"><TT>fl_rectf</TT></A></LI>
<LI><A HREF="#fl_register_images"><TT>fl_register_images</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_release_dc</TT></A></LI> -->
<LI><A HREF="#fl_rgb_color"><TT>fl_rgb_color</TT></A></LI>
<LI><A HREF="drawing.html#fl_scale"><TT>fl_rotate</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_save_dc</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_scale"><TT>fl_scale</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_scroll</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_scroll"><TT>fl_scroll</TT></A></LI>
<LI><A HREF="drawing.html#fl_shortcut_label"><TT>fl_shortcut_label</TT></A></LI>
<LI><A HREF="#fl_show_colormap"><TT>fl_show_colormap</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_size</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_transform_dx</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_transform_dy</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_transform_x</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_transform_y</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_transformed_vertex</TT></A></LI> -->
<LI><A HREF="drawing.html#fl_size"><TT>fl_size</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transform_dx</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transform_dy</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transform_x</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transform_y</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transformed_vertex</TT></A></LI>
<LI><A HREF="drawing.html#fl_scale"><TT>fl_translate</TT></A></LI>
<LI><A HREF="drawing.html#fl_vertex"><TT>fl_vertex</TT></A></LI>
<LI><A HREF="drawing.html#fl_width"><TT>fl_width</TT></A></LI>
<!-- <LI><A HREF=""><TT>fl_xid</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_xpixel</TT></A></LI> -->
<LI><A HREF="osissues.html#fl_xid"><TT>fl_xid</TT></A></LI>
<LI><A HREF="osissues.html#fl_xpixel"><TT>fl_xpixel</TT></A></LI>
<LI><A HREF="drawing.html#fl_xyline"><TT>fl_xyline</TT></A></LI>
<LI><A HREF="drawing.html#fl_yxline"><TT>fl_yxline</TT></A></LI>
</UL>
<!-- <LI><A HREF=""><TT>fl_brush_action</TT></A> (Win32)</LI> -->
<!-- <LI><A HREF=""><TT>fl_create_alphamask</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_create_bitmask</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_delete_bitmask</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_makeDC</TT></A> (Win32)</LI> -->
<!-- <LI><A HREF=""><TT>fl_old_shortcut</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_release_dc</TT></A></LI> -->
<!-- <LI><A HREF=""><TT>fl_save_dc</TT></A></LI> -->
</UL>
</TD>
</TR>
</TABLE>
<H2>Function List by Category</H2>
<TABLE width=100%>
<TR>
<TD width=50% valign=top>
<UL>
<LI>Drawing Functions
<UL>
<LI>Color
<UL>
<LI><A HREF="drawing.html#fl_color"><TT>fl_color</TT></A></LI>
<LI><A HREF="#fl_color_average"><TT>fl_color_average</TT></A></LI>
<LI><A HREF="#fl_color_cube"><TT>fl_color_cube</TT></A></LI>
<LI><A HREF="#fl_contrast"><TT>fl_contrast</TT></A></LI>
<LI><A HREF="#fl_cursor"><TT>fl_cursor</TT></A></LI>
<LI><A HREF="#fl_darker"><TT>fl_darker</TT></A></LI>
<LI><A HREF="#fl_gray_ramp"><TT>fl_gray_ramp</TT></A></LI>
<LI><A HREF="#fl_lighter"><TT>fl_lighter</TT></A></LI>
<LI><A HREF="#fl_rgb_color"><TT>fl_rgb_color</TT></A></LI>
</UL>
<LI>Text
<UL>
<LI><A HREF="drawing.html#fl_descent"><TT>fl_descent</TT></A></LI>
<LI><A HREF="drawing.html#fl_draw"><TT>fl_draw</TT></A></LI>
<LI><A HREF="drawing.html#fl_font"><TT>fl_font</TT></A></LI>
<LI><A HREF="drawing.html#fl_height"><TT>fl_height</TT></A></LI>
<LI><A HREF="drawing.html#character_encoding"><TT>fl_latin1_to_local</TT></A></LI>
<LI><A HREF="drawing.html#character_encoding"><TT>fl_local_to_latin1</TT></A></LI>
<LI><A HREF="drawing.html#character_encoding"><TT>fl_local_to_mac_roman</TT></A></LI>
<LI><A HREF="drawing.html#character_encoding"><TT>fl_mac_roman_to_local</TT></A></LI>
<LI><A HREF="drawing.html#fl_measure"><TT>fl_measure</TT></A></LI>
<LI><A HREF="drawing.html#fl_shortcut_label"><TT>fl_shortcut_label</TT></A></LI>
<LI><A HREF="drawing.html#fl_size"><TT>fl_size</TT></A></LI>
<LI><A HREF="drawing.html#fl_width"><TT>fl_width</TT></A></LI>
</UL>
<LI>Symbols
<UL>
<LI><A HREF="common.html#add_symbol"><TT>fl_add_symbol</TT></A></LI>
<LI><A HREF="common.html#fl_draw_symbol"><TT>fl_draw_symbol</TT></A></LI>
</UL>
<LI>Fast Drawing
<UL>
<LI><A HREF="drawing.html#fl_arc"><TT>fl_arc</TT></A></LI>
<LI><A HREF="drawing.html#fl_circle"><TT>fl_circle</TT></A></LI>
<LI><A HREF="drawing.html#fl_frame"><TT>fl_frame</TT></A></LI>
<LI><A HREF="drawing.html#fl_frame2"><TT>fl_frame2</TT></A></LI>
<LI><A HREF="drawing.html#fl_line"><TT>fl_line</TT></A></LI>
<LI><A HREF="drawing.html#fl_line_style"><TT>fl_line_style</TT></A></LI>
<LI><A HREF="drawing.html#fl_loop"><TT>fl_loop</TT></A></LI>
<LI><A HREF="drawing.html#fl_pie"><TT>fl_pie</TT></A></LI>
<LI><A HREF="drawing.html#fl_point"><TT>fl_point</TT></A></LI>
<LI><A HREF="drawing.html#fl_polygon"><TT>fl_polygon</TT></A></LI>
<LI><A HREF="drawing.html#fl_rect"><TT>fl_rect</TT></A></LI>
<LI><A HREF="drawing.html#fl_rectf"><TT>fl_rectf</TT></A></LI>
<LI><A HREF="drawing.html#fl_scroll"><TT>fl_scroll</TT></A></LI>
<LI><A HREF="drawing.html#fl_xyline"><TT>fl_xyline</TT></A></LI>
<LI><A HREF="drawing.html#fl_yxline"><TT>fl_yxline</TT></A></LI>
</UL>
<LI>Complex Drawing
<UL>
<LI><A HREF="drawing.html#fl_pie"><TT>fl_arc</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_complex_polygon"><TT>fl_begin_complex_polygon</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_line"><TT>fl_begin_line</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_loop"><TT>fl_begin_loop</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_offscreen"><TT>fl_begin_offscreen</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_points"><TT>fl_begin_points</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_polygon"><TT>fl_begin_polygon</TT></A></LI>
<LI><A HREF="drawing.html#fl_curve"><TT>fl_curve</TT></A></LI>
<LI><A HREF="drawing.html#fl_scale"><TT>fl_rotate</TT></A></LI>
<LI><A HREF="drawing.html#fl_scale"><TT>fl_scale</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_complex_polygon"><TT>fl_end_complex_polygon</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_line"><TT>fl_end_line</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_loop"><TT>fl_end_loop</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_points"><TT>fl_end_points</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_polygon"><TT>fl_end_polygon</TT></A></LI>
<LI><A HREF="drawing.html#fl_begin_complex_polygon"><TT>fl_gap</TT></A></LI>
<LI><A HREF="drawing.html#fl_scale"><TT>fl_mult_matrix</TT></A></LI>
<LI><A HREF="drawing.html#fl_push_matrix"><TT>fl_pop_matrix</TT></A></LI>
<LI><A HREF="drawing.html#fl_push_matrix"><TT>fl_push_matrix</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transform_dx</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transform_dy</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transform_x</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transform_y</TT></A></LI>
<LI><A HREF="drawing.html#fl_transform"><TT>fl_transformed_vertex</TT></A></LI>
<LI><A HREF="drawing.html#fl_scale"><TT>fl_translate</TT></A></LI>
<LI><A HREF="drawing.html#fl_vertex"><TT>fl_vertex</TT></A></LI>
</UL>
</UL>
</TD>
<TD width=50% valign=top>
<UL><LI>Drawing Functions (cont'd)
<UL>
<LI>Clipping
<UL>
<LI><A HREF="drawing.html#fl_clip_box"><TT>fl_clip_box</TT></A></LI>
<LI><A HREF="drawing.html#fl_clip_region"><TT>fl_clip_region</TT></A></LI>
<LI><A HREF="drawing.html#fl_not_clipped"><TT>fl_not_clipped</TT></A></LI>
<LI><A HREF="drawing.html#fl_push_no_clip"><TT>fl_push_no_clip</TT></A></LI>
<LI><A HREF="drawing.html#fl_push_clip"><TT>fl_push_clip</TT></A></LI>
<LI><A HREF="drawing.html#fl_pop_clip"><TT>fl_pop_clip</TT></A></LI>
</UL>
<LI>Overlay Drawing
<UL>
<LI><A HREF="drawing.html#overlay"><TT>fl_overlay_clear</TT></A></LI>
<LI><A HREF="drawing.html#overlay"><TT>fl_overlay_rect</TT></A></LI>
</UL>
<LI>Offscreen Drawing
<UL>
<LI><A HREF="drawing.html#fl_copy_offscreen"><TT>fl_copy_offscreen</TT></A></LI>
<LI><A HREF="drawing.html#fl_create_offscreen"><TT>fl_create_offscreen</TT></A></LI>
<LI><A HREF="drawing.html#fl_create_offscreen_with_alpha"><TT>fl_create_offscreen_with_alpha</TT></A></LI>
<LI><A HREF="drawing.html#fl_delete_offscreen"><TT>fl_delete_offscreen</TT></A></LI>
<LI><A HREF="drawing.html#fl_end_offscreen"><TT>fl_end_offscreen</TT></A></LI>
</UL>
</ul>
</LI>
</UL>
<UL>
<LI>Dialog Functions
<UL>
@@ -169,22 +298,6 @@ A</A>.
<LI><A HREF="#fl_show_colormap"><TT>fl_show_colormap</TT></A></LI>
</UL>
</LI>
<LI>Drawing Functions
<UL>
<LI><A HREF="#fl_color_average"><TT>fl_color_average</TT></A></LI>
<LI><A HREF="#fl_color_cube"><TT>fl_color_cube</TT></A></LI>
<LI><A HREF="#fl_contrast"><TT>fl_contrast</TT></A></LI>
<LI><A HREF="#fl_cursor"><TT>fl_cursor</TT></A></LI>
<LI><A HREF="#fl_darker"><TT>fl_darker</TT></A></LI>
<LI><A HREF="#fl_gray_ramp"><TT>fl_gray_ramp</TT></A></LI>
<LI><A HREF="#fl_lighter"><TT>fl_lighter</TT></A></LI>
<LI><A HREF="#fl_rgb_color"><TT>fl_rgb_color</TT></A></LI>
</UL>
</LI>
<LI>Filename Functions
<UL>
<LI><A HREF="#fl_filename_absolute"><TT>fl_filename_absolute</TT></A></LI>
@@ -202,10 +315,39 @@ A</A>.
<LI>Image Functions
<UL>
<LI><A HREF="#fl_register_images"><TT>fl_register_images</TT></A></LI>
<LI><A HREF="drawing.html#fl_draw_image"><TT>fl_draw_image</TT></A></LI>
<LI><A HREF="drawing.html#fl_draw_image"><TT>fl_draw_image_mono</TT></A></LI>
<LI><A HREF="drawing.html#fl_draw_pixmap"><TT>fl_draw_pixmap</TT></A></LI>
<LI><A HREF="drawing.html#fl_measure_pixmap"><TT>fl_measure_pixmap</TT></A></LI>
<LI><A HREF="drawing.html#fl_read_image"><TT>fl_read_image</TT></A></LI>
</UL>
</LI>
</UL>
<LI>Box Types
<UL>
<LI><A HREF="common.html#fl_down"><TT>fl_down</TT></A></LI>
<LI><A HREF="drawing.html#fl_draw_box"><TT>fl_draw_box</TT></A></LI>
<LI><A HREF="common.html#fl_frame"><TT>fl_frame</TT></A></LI>
</UL>
<LI>System Related Functions
<UL>
<LI><A HREF="osissues.html#WIN32.gdi"><TT>fl_RGB</TT></A> (Win32)</LI>
<LI><A HREF="osissues.html#WIN32.gdi"><TT>fl_brush</TT></A> (WIN32)</LI>
<LI><A HREF="osissues.html#fl_close_display"><TT>fl_close_display</TT></A></LI>
<LI><A HREF="osissues.html#fl_find"><TT>fl_find</TT></A></LI>
<LI><A HREF="osissues.html#fl_handle"><TT>fl_handle</TT></A> (X11)</LI>
<LI><A HREF="osissues.html#fl_open_callback"><TT>fl_open_callback</TT></A></LI>
<LI><A HREF="osissues.html#fl_open_display"><TT>fl_open_display</TT></A></LI>
<LI><A HREF="osissues.html#fl_parse_color"><TT>fl_parse_color</TT></A></LI>
<LI><A HREF="osissues.html#WIN32.gdi"><TT>fl_pen</TT></A> (WIN32)</LI>
<LI><A HREF="osissues.html#fl_xid"><TT>fl_xid</TT></A></LI>
<LI><A HREF="osissues.html#fl_xpixel"><TT>fl_xpixel</TT></A></LI>
</UL>
</td>
</TD>
</table>
<!-- NEED 4in -->
<H2><A NAME="fl_alert">fl_alert</A></H2>
@@ -1024,6 +1166,28 @@ fl_gray_ramp(I * (FL_NUM_GRAY - 1) / 255)
</PRE></UL>
<!-- NEED 4in -->
<H2><A NAME="fl_inactive">fl_inactive</A></H2>
<HR>
<H3>Include File</H3>
<UL><PRE>
#include &lt;FL/Enumerations.H&gt;
</PRE></UL>
<H3>Prototype</H3>
<UL><PRE>
Fl_Color fl_inactive(Fl_Color c);
</PRE></UL>
<H3>Description</H3>
<P>Returns the inactive, dimmed version of the give color
<!-- NEED 4in -->
<H2><A NAME="fl_input2">fl_input</A></H2>
+37 -1
View File
@@ -133,6 +133,12 @@ unsigned long fl_xpixel(uchar r, uchar g, uchar b)</A></H4>
index or RGB color. This is the X pixel that <A
href="drawing.html#fl_color"><TT>fl_color()</TT></A> would use.
<H4><A name="fl_parse_color">int fl_parse_color(const char* p, uchar& r, uchar& g, uchar& b)</A></H4>
<P>Convert a name into the red, green, and blue values of a color
by parsing the X11 color names. On other systems, <tt>fl_parse_color</tt>
can only convert names in hexadecimal encoding, for example <tt>#ff8083</tt>.
<H4><A name="fl_xfont">extern XFontStruct *fl_xfont</A></H4>
<P>Points to the font selected by the most recent <A
@@ -493,7 +499,7 @@ window handle, or <TT>NULL</TT> if not found. This function uses
a cache so it is slightly faster than iterating through the
windows yourself.
<H3><A name="WIN32.gdi">Drawing Things Using the WIN32 GDIi</A></H3>
<H3><A name="WIN32.gdi">Drawing Things Using the WIN32 GDI</A></H3>
<P>When the virtual function <A
HREF="subclassing.html#draw"><TT>Fl_Widget::draw()</TT></A> is
@@ -640,6 +646,25 @@ window handle, or <TT>NULL</TT> if not found. FLTK windows that
are children of top-level windows share the WindowRef of the
top-level window.
<h3>Apple "Quit" Event</h3>
<P>When the user press Cmd-Q or requests a termination of the
application, OS X will send a "Quit" Apple Event. FLTK handles
this event by sending an <tt>FL_CLOSE</tt> event to all open
windows. If all windows close, the application will terminate.
<h3>Apple "Open" Event</h3>
Whenever the user drops a file onto an application icon, OS X
generates an Apple Event of the type "Open". You can have FLTK
notify you of an Open event by setting the <tt>fl_open_callback</tt>.
<h4><a name=fl_open_callback>void fl_open_callback(void (*cb)(const char *))</a></h4>
<tt>cb</tt> will be called with a single iUnix-style file name and path.
If multiple files were dropped, <tt>fl_open_callback</tt> will be called
multiple times.
<h3>Drawing Things Using QuickDraw</h3>
<P>When the virtual function <tt>Fl_Widget::draw()</tt> is
@@ -647,6 +672,17 @@ called, FLTK has prepared the Window and CGrafPort for drawing.
Clipping and offsets are prepared to allow correct subwindow
drawing.
<h3>Drawing Things Using Quartz</h3>
<P>If the FLTK library was compiled using the configuration
flag <tt>--enable-quartz</tt>, all code inside <tt>Fl_Widget::draw()</tt>
is expected to call Quartz drawing functions instead of
QuickDraw. The Quartz coordinate system is flipped to match
FLTK's coordinate system. The origin for all drawing is in the top
left corner of the enclosing <tt>Fl_Window</tt>.
<h3>Fl_Double_Window</h3>
<P>OS X double-buffers all windows automatically. On OS X,
<tt>Fl_Window</tt> and <tt>Fl_Double_Window</tt> are handled
internally in the same way.