Dogcows Code - chaz/openbox/blob - otk/focuslabel.cc

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2
   3 #ifdef HAVE_CONFIG_H
   4 # include "../config.h"
   5 #endif
   6
   7 #include "focuslabel.hh"
   8 #include "display.hh"
   9 #include "screeninfo.hh"
  10
  11 namespace otk {
  12
  13 FocusLabel::FocusLabel(Widget *parent)
  14   : FocusWidget(parent), _text("")
  15 {
  16 }
  17
  18 FocusLabel::~FocusLabel()
  19 {
  20 }
  21
  22
  23 void FocusLabel::setStyle(Style *style)
  24 {
  25   FocusWidget::setStyle(style);
  26
  27   // XXX: do this again
  28   //setTexture(style->getLabelFocus());
  29   //setUnfocusTexture(style->getLabelUnfocus());
  30 }
  31
  32
  33 void FocusLabel::renderForeground(void)
  34 {
  35   const Font *ft = style()->getFont();
  36   Color *text_color = (isFocused() ? style()->getTextFocus()
  37                        : style()->getTextUnfocus());
  38   unsigned int sidemargin = style()->getBevelWidth() * 2;
  39
  40   ustring t = _text; // the actual text to draw
  41   int x = sidemargin;    // x coord for the text
  42
  43   // find a string that will fit inside the area for text
  44   int max_length = width() - sidemargin * 2;
  45   if (max_length <= 0) {
  46     t = ""; // can't fit anything
  47   } else {
  48     size_t text_len = t.size();
  49     int length;
  50
  51     do {
  52       t.resize(text_len);
  53       length = ft->measureString(t);
  54     } while (length > max_length && text_len-- > 0);
  55
  56     // justify the text
  57     switch (style()->textJustify()) {
  58     case Style::RightJustify:
  59       x += max_length - length;
  60       break;
  61     case Style::CenterJustify:
  62       x += (max_length - length) / 2;
  63       break;
  64     case Style::LeftJustify:
  65       break;
  66     }
  67   }
  68
  69   display->renderControl(_screen)->
  70     drawString(*_surface, *ft, x, 0, *text_color, t);
  71 }
  72
  73 }