80 lines
1.8 KiB
C++
80 lines
1.8 KiB
C++
// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
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#ifdef HAVE_CONFIG_H
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# include "../config.h"
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#endif
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#include "focuslabel.hh"
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#include "display.hh"
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#include "screeninfo.hh"
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namespace otk {
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FocusLabel::FocusLabel(Widget *parent)
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: FocusWidget(parent), _text("")
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{
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const ScreenInfo *info = Display::screenInfo(screen());
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_xftdraw = XftDrawCreate(Display::display, window(), info->visual(),
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info->colormap());
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}
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FocusLabel::~FocusLabel()
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{
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XftDrawDestroy(_xftdraw);
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}
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void FocusLabel::setStyle(Style *style)
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{
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FocusWidget::setStyle(style);
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setTexture(style->getLabelFocus());
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setUnfocusTexture(style->getLabelUnfocus());
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}
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void FocusLabel::update(void)
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{
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if (_dirty) {
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const Font *ft = style()->getFont();
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Color *text_color = (isFocused() ? style()->getTextFocus()
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: style()->getTextUnfocus());
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unsigned int sidemargin = style()->getBevelWidth() * 2;
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userstring t = _text; // the actual text to draw
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int x = sidemargin; // x coord for the text
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// find a string that will fit inside the area for text
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int max_length = width() - sidemargin * 2;
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if (max_length <= 0) {
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t = ""; // can't fit anything
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} else {
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size_t text_len = t.size();
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int length;
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do {
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t.resize(text_len);
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length = ft->measureString(t);
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} while (length > max_length && text_len-- > 0);
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// justify the text
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switch (style()->textJustify()) {
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case Style::RightJustify:
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x += max_length - length;
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break;
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case Style::CenterJustify:
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x += (max_length - length) / 2;
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break;
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case Style::LeftJustify:
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break;
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}
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}
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FocusWidget::update();
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ft->drawString(_xftdraw, x, 0, *text_color, t);
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} else
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FocusWidget::update();
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}
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}
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