75 lines
1.6 KiB
C++
75 lines
1.6 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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setStyle(_style);
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}
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FocusLabel::~FocusLabel()
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{
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}
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void FocusLabel::setStyle(RenderStyle *style)
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{
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FocusWidget::setStyle(style);
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setTexture(style->labelFocusBackground());
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setUnfocusTexture(style->labelUnfocusBackground());
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}
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void FocusLabel::renderForeground()
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{
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otk::Widget::renderForeground();
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const Font *ft = style()->labelFont();
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RenderColor *text_color = (isFocused() ? style()->textFocusColor()
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: style()->textUnfocusColor());
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unsigned int sidemargin = style()->bevelWidth() * 2;
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ustring 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()->labelTextJustify()) {
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case RenderStyle::RightJustify:
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x += max_length - length;
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break;
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case RenderStyle::CenterJustify:
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x += (max_length - length) / 2;
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break;
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case RenderStyle::LeftJustify:
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break;
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}
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}
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display->renderControl(_screen)->
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drawString(*_surface, *ft, x, 0, *text_color, t);
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}
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}
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