mirror of
https://github.com/tumic0/GPXSee.git
synced 2024-10-07 07:13:21 +02:00
83 lines
2.3 KiB
C++
83 lines
2.3 KiB
C++
#include <QFont>
|
|
#include <QFontMetrics>
|
|
#include <QImage>
|
|
#include <QPainter>
|
|
#include "textpointitem.h"
|
|
|
|
|
|
#define FLAGS (Qt::AlignCenter | Qt::TextWordWrap | Qt::TextDontClip)
|
|
#define MAX_TEXT_WIDTH 8
|
|
|
|
TextPointItem::TextPointItem(const QPoint &point, const QString *text,
|
|
const QFont *font, const QImage *img, const QColor *color)
|
|
: _text(text), _font(font), _img(img), _color(color)
|
|
{
|
|
QRect iconRect;
|
|
|
|
if (text) {
|
|
QFontMetrics fm(*font);
|
|
int limit = font->pixelSize() * MAX_TEXT_WIDTH;
|
|
_textRect = fm.boundingRect(QRect(0, 0, limit, 0), FLAGS, *text);
|
|
}
|
|
if (img) {
|
|
iconRect = QRect(QPoint(point.x() - img->width()/2, point.y()
|
|
- img->height()/2), img->size());
|
|
_textRect.moveTopLeft(QPoint(point.x() + img->width(), point.y()
|
|
- _textRect.height()/2));
|
|
} else
|
|
_textRect.moveCenter(point);
|
|
|
|
_rect = _textRect | iconRect;
|
|
}
|
|
|
|
bool TextPointItem::collides(const QVector<TextPointItem> &list) const
|
|
{
|
|
for (int i = 0; i < list.size(); i++)
|
|
if (list.at(i)._rect.intersects(_rect))
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
void TextPointItem::paint(QPainter *painter) const
|
|
{
|
|
if (_img)
|
|
painter->drawImage(QPoint(_rect.left(), _rect.center().y()
|
|
- _img->height()/2), *_img);
|
|
|
|
if (_text) {
|
|
QImage img(_textRect.size(), QImage::Format_ARGB32_Premultiplied);
|
|
img.fill(Qt::transparent);
|
|
QPainter ip(&img);
|
|
ip.setPen(Qt::white);
|
|
ip.setFont(*_font);
|
|
ip.drawText(img.rect(), FLAGS, *_text);
|
|
|
|
painter->drawImage(_textRect.x() - 1, _textRect.y() - 1, img);
|
|
painter->drawImage(_textRect.x() + 1, _textRect.y() + 1, img);
|
|
painter->drawImage(_textRect.x() - 1, _textRect.y() + 1, img);
|
|
painter->drawImage(_textRect.x(), _textRect.y() - 1, img);
|
|
painter->drawImage(_textRect.x(), _textRect.y() + 1, img);
|
|
painter->drawImage(_textRect.x() - 1, _textRect.y(), img);
|
|
painter->drawImage(_textRect.x() + 1, _textRect.y(), img);
|
|
|
|
if (_color) {
|
|
painter->setFont(*_font);
|
|
painter->setPen(*_color);
|
|
painter->drawText(_textRect, FLAGS, *_text);
|
|
} else {
|
|
#if QT_VERSION >= QT_VERSION_CHECK(5, 4, 0)
|
|
img.invertPixels();
|
|
painter->drawImage(_textRect, img);
|
|
#else // QT >= 5.4
|
|
QImage iimg(img.convertToFormat(QImage::Format_ARGB32));
|
|
iimg.invertPixels();
|
|
painter->drawImage(_textRect, iimg);
|
|
#endif // QT >= 5.4
|
|
}
|
|
}
|
|
|
|
//painter->setPen(Qt::red);
|
|
//painter->drawRect(_rect);
|
|
}
|