AyuGramDesktop/Telegram/SourceFiles/editor/scene_item_line.cpp

62 lines
1.3 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "editor/scene_item_line.h"
#include <QGraphicsScene>
namespace Editor {
namespace {
QPixmap PathToPixmap(
const QPainterPath &path,
const QSize &size,
const QColor &brushColor,
float brushSize) {
auto pixmap = QPixmap(size);
pixmap.setDevicePixelRatio(cRetinaFactor());
pixmap.fill(Qt::transparent);
Painter p(&pixmap);
p.setPen(QPen(brushColor, brushSize));
p.drawPath(path);
return pixmap;
}
} // namespace
ItemLine::ItemLine(
const QPainterPath &path,
const QSize &size,
const QColor &brushColor,
float brushSize)
: _pixmap(PathToPixmap(path, size, brushColor, brushSize)) {
Expects(path.capacity() > 0);
}
QRectF ItemLine::boundingRect() const {
return scene()->sceneRect();
}
void ItemLine::paint(
QPainter *p,
const QStyleOptionGraphicsItem *,
QWidget *) {
p->drawPixmap(0, 0, _pixmap);
}
bool ItemLine::collidesWithItem(
const QGraphicsItem *,
Qt::ItemSelectionMode) const {
return false;
}
bool ItemLine::collidesWithPath(
const QPainterPath &,
Qt::ItemSelectionMode) const {
return false;
}
} // namespace Editor