Dogcows Code - chaz/openbox/blob - otk/label.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 "label.hh"
   8
   9 namespace otk {
  10
  11 Label::Label(Widget *parent)
  12   : Widget(parent), _text("")
  13 {
  14 }
  15
  16 Label::~Label()
  17 {
  18 }
  19
  20 void Label::setStyle(Style *style)
  21 {
  22   Widget::setStyle(style);
  23
  24   // XXX: do this again
  25   //setTexture(style->getLabelUnfocus());
  26 }
  27
  28
  29 void Label::renderForeground(void)
  30 {
  31   const Font *ft = style()->getFont();
  32   unsigned int sidemargin = style()->getBevelWidth() * 2;
  33
  34   ustring t = _text; // the actual text to draw
  35   int x = sidemargin;    // x coord for the text
  36
  37   // find a string that will fit inside the area for text
  38   int max_length = width() - sidemargin * 2;
  39   if (max_length <= 0) {
  40     t = ""; // can't fit anything
  41   } else {
  42     size_t text_len = t.size();
  43     int length;
  44
  45     do {
  46       t.resize(text_len);
  47       length = ft->measureString(t);
  48     } while (length > max_length && text_len-- > 0);
  49
  50     // justify the text
  51     switch (style()->textJustify()) {
  52     case Style::RightJustify:
  53       x += max_length - length;
  54       break;
  55     case Style::CenterJustify:
  56       x += (max_length - length) / 2;
  57       break;
  58     case Style::LeftJustify:
  59       break;
  60     }
  61   }
  62
  63   display->renderControl(_screen)->
  64     drawString(_surface, *ft, x, 0, *style()->getTextUnfocus(), t);
  65 }
  66
  67 }