fltk/src/Fl_Progress.cxx
Michael R Sweet 1c399af444 Update source file headers with STR web page.
git-svn-id: file:///fltk/svn/fltk/branches/branch-1.1@4288 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
2005-04-16 00:13:17 +00:00

116 lines
2.8 KiB
C++

//
// "$Id$"
//
// Progress bar widget routines.
//
// Copyright 2000-2005 by Michael Sweet.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA.
//
// Please report all bugs and problems on the following page:
//
// http://www.fltk.org/str.php
//
// Contents:
//
// Fl_Progress::draw() - Draw the check button.
// Fl_Progress::Fl_Progress() - Construct a Fl_Progress widget.
//
//
// Include necessary header files...
//
#include <FL/Fl.H>
#include <FL/Fl_Progress.H>
#include <FL/fl_draw.H>
//
// Fl_Progress is a progress bar widget based off Fl_Widget that shows a
// standard progress bar...
//
//
// 'Fl_Progress::draw()' - Draw the check button.
//
void Fl_Progress::draw()
{
int progress; // Size of progress bar...
int bx, by, bw, bh; // Box areas...
int tx, tw; // Temporary X + width
// Get the box borders...
bx = Fl::box_dx(box());
by = Fl::box_dy(box());
bw = Fl::box_dw(box());
bh = Fl::box_dh(box());
tx = x() + bx;
tw = w() - bw;
// Draw the progress bar...
if (maximum_ > minimum_)
progress = (int)(tw * (value_ - minimum_) / (maximum_ - minimum_) + 0.5f);
else
progress = 0;
// Draw the box and label...
if (progress > 0) {
Fl_Color c = labelcolor();
labelcolor(fl_contrast(labelcolor(), color2()));
fl_clip(x(), y(), progress + bx, h());
draw_box(box(), x(), y(), w(), h(), active_r() ? color2() : fl_inactive(color2()));
draw_label(tx, y() + by, tw, h() - bh);
fl_pop_clip();
labelcolor(c);
fl_clip(tx + progress, y(), w() - progress, h());
draw_box(box(), x(), y(), w(), h(), active_r() ? color() : fl_inactive(color()));
draw_label(tx, y() + by, tw, h() - bh);
fl_pop_clip();
} else {
draw_box(box(), x(), y(), w(), h(), color());
draw_label(tx, y() + by, tw, h() - bh);
}
}
//
// 'Fl_Progress::Fl_Progress()' - Construct a Fl_Progress widget.
//
Fl_Progress::Fl_Progress(int X, int Y, int W, int H, const char* l)
: Fl_Widget(X, Y, W, H, l)
{
align(FL_ALIGN_INSIDE);
box(FL_DOWN_BOX);
color(FL_BACKGROUND2_COLOR, FL_YELLOW);
minimum(0.0f);
maximum(100.0f);
value(0.0f);
}
//
// End of "$Id$".
//