openbox/otk/focuslabel.cc
2003-01-28 00:30:57 +00:00

75 lines
1.6 KiB
C++

// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
#ifdef HAVE_CONFIG_H
# include "../config.h"
#endif
#include "focuslabel.hh"
#include "display.hh"
#include "screeninfo.hh"
namespace otk {
FocusLabel::FocusLabel(Widget *parent)
: FocusWidget(parent), _text("")
{
setStyle(_style);
}
FocusLabel::~FocusLabel()
{
}
void FocusLabel::setStyle(RenderStyle *style)
{
FocusWidget::setStyle(style);
setTexture(style->labelFocusBackground());
setUnfocusTexture(style->labelUnfocusBackground());
}
void FocusLabel::renderForeground()
{
otk::Widget::renderForeground();
const Font *ft = style()->labelFont();
RenderColor *text_color = (isFocused() ? style()->textFocusColor()
: style()->textUnfocusColor());
unsigned int sidemargin = style()->bevelWidth() * 2;
ustring t = _text; // the actual text to draw
int x = sidemargin; // x coord for the text
// find a string that will fit inside the area for text
int max_length = width() - sidemargin * 2;
if (max_length <= 0) {
t = ""; // can't fit anything
} else {
size_t text_len = t.size();
int length;
do {
t.resize(text_len);
length = ft->measureString(t);
} while (length > max_length && text_len-- > 0);
// justify the text
switch (style()->labelTextJustify()) {
case RenderStyle::RightJustify:
x += max_length - length;
break;
case RenderStyle::CenterJustify:
x += (max_length - length) / 2;
break;
case RenderStyle::LeftJustify:
break;
}
}
display->renderControl(_screen)->
drawString(*_surface, *ft, x, 0, *text_color, t);
}
}