118 lines
2.3 KiB
C++
118 lines
2.3 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 "otk/screeninfo.hh"
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#include "otk/display.hh"
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#include "labelwidget.hh"
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namespace ob {
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OBLabelWidget::OBLabelWidget(otk::OtkWidget *parent, OBWidget::WidgetType type)
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: otk::OtkWidget(parent),
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OBWidget(type)
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{
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const otk::ScreenInfo *info = otk::OBDisplay::screenInfo(_screen);
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_xftdraw = XftDrawCreate(otk::OBDisplay::display, _window, info->visual(),
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info->colormap());
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}
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OBLabelWidget::~OBLabelWidget()
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{
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XftDrawDestroy(_xftdraw);
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}
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void OBLabelWidget::setText(const std::string &text)
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{
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_text = text;
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_dirty = true;
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}
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void OBLabelWidget::setTextures()
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{
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if (_focused) {
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setTexture(_style->getLabelFocus());
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_text_color = _style->getTextFocus();
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} else {
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setTexture(_style->getLabelUnfocus());
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_text_color = _style->getTextUnfocus();
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}
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}
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void OBLabelWidget::setStyle(otk::Style *style)
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{
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OtkWidget::setStyle(style);
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setTextures();
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_font = style->getFont();
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assert(_font);
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_sidemargin = style->getBevelWidth() * 2;
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_justify = style->textJustify();
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}
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void OBLabelWidget::focus()
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{
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otk::OtkWidget::focus();
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setTextures();
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}
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void OBLabelWidget::unfocus()
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{
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otk::OtkWidget::unfocus();
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setTextures();
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}
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void OBLabelWidget::update()
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{
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if (_dirty) {
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std::string t = _text;
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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 = _font->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 (_justify) {
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case otk::Style::RightJustify:
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x += max_length - length;
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break;
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case otk::Style::CenterJustify:
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x += (max_length - length) / 2;
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break;
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case otk::Style::LeftJustify:
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break;
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}
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}
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OtkWidget::update();
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_font->drawString(_xftdraw, x, 0, *_text_color, t);
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} else
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OtkWidget::update();
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}
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void OBLabelWidget::adjust()
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{
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// XXX: adjust shit
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}
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}
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