wmcube/wmapp/wmhistory.cc

   1 #include <iostream>
   2 #include "wmhistory.h"
   3 #include "wmwindow.h"
   4 #include "wmapp.h"
   5
   6 using std::cerr;
   7 using std::endl;
   8
   9 // functions for WMHistory -----------------------------------------------
  10 // added by Jason
  11
  12 void WMHistory::setvalue (int value, int index, bool dodisplay)
  13 {
  14   if (index == -1)
  15   {
  16     wValues.pop_back();
  17     wValues.push_front(value);
  18   }
  19   else
  20     wValues[index] = value;
  21   if (dodisplay)
  22     display();
  23 }
  24
  25 void WMHistory::setvalues (const vector<int>& values, bool dodisplay)
  26 {
  27   vector<int>::const_iterator src = values.begin();
  28   deque<int>::iterator dest = wValues.begin();
  29   while (src != values.end() && dest != wValues.end())
  30     *dest++ = *src++;
  31   while (dest != wValues.end())
  32     *dest++ = 0;
  33   if (dodisplay)
  34     display();
  35 }
  36
  37 void WMHistory::clear(bool dodisplay)
  38 { setvalues(vector<int>(0), dodisplay); }
  39
  40 void WMHistory::real_display ()
  41 // XXX: Currently no vertical style, since it doesn't make a lot of sense
  42 {
  43   WMApp::Xw.fill_rectangle(window()->pixmap(), b_position(),
  44                            WMColor(Background));
  45   if (!wTotal)
  46     return;
  47   if (width() < 2 * border() || height() < 2 * border())
  48     { cerr << "WMError: History " << this << " too small" << endl; return; }
  49
  50   for (int x = 0; x < b_width(); x++)
  51   {
  52     int h = static_cast<int> (fraction(x) * b_height());
  53     if (h < 1)
  54       continue;
  55     else if (h == 1)
  56       WMApp::Xw.draw_point(window()->pixmap(), b_right() - 1 - x, b_bottom() - 1
  57                            , WMColor(Bright));
  58     else
  59     {
  60       WMApp::Xw.draw_line(window()->pixmap(), b_right() - 1 - x, b_bottom() - h,
  61                           b_right() - 1 - x, b_bottom() - h + 1, WMColor(Bright));
  62       if (h > 2)
  63         WMApp::Xw.draw_line(window()->pixmap(), b_right() - 1 - x, b_bottom() - h + 2, b_right() - 1 - x, b_bottom() - 1, WMColor(Medium));
  64     }
  65   }
  66 }
  67