dragonpilot - 基於 openpilot 的開源駕駛輔助系統
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#include "selfdrive/ui/qt/offroad/experimental_mode.h"
#include <QDebug>
#include <QHBoxLayout>
#include <QPainter>
#include <QPainterPath>
#include <QStyle>
#include "selfdrive/ui/ui.h"
ExperimentalModeButton::ExperimentalModeButton(QWidget *parent) : QPushButton(parent) {
chill_pixmap = QPixmap("../assets/img_couch.svg").scaledToWidth(img_width, Qt::SmoothTransformation);
experimental_pixmap = QPixmap("../assets/img_experimental_grey.svg").scaledToWidth(img_width, Qt::SmoothTransformation);
// go to toggles and expand experimental mode description
connect(this, &QPushButton::clicked, [=]() { emit openSettings(2, "ExperimentalMode"); });
setFixedHeight(125);
QHBoxLayout *main_layout = new QHBoxLayout;
main_layout->setContentsMargins(horizontal_padding, 0, horizontal_padding, 0);
mode_label = new QLabel;
mode_icon = new QLabel;
mode_icon->setSizePolicy(QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed));
main_layout->addWidget(mode_label, 1, Qt::AlignLeft);
main_layout->addWidget(mode_icon, 0, Qt::AlignRight);
setLayout(main_layout);
setStyleSheet(R"(
QPushButton {
border: none;
}
QLabel {
font-size: 45px;
font-weight: 300;
text-align: left;
font-family: JetBrainsMono;
color: #000000;
}
)");
}
void ExperimentalModeButton::paintEvent(QPaintEvent *event) {
QPainter p(this);
p.setPen(Qt::NoPen);
p.setRenderHint(QPainter::Antialiasing);
QPainterPath path;
path.addRoundedRect(rect(), 10, 10);
// gradient
bool pressed = isDown();
QLinearGradient gradient(rect().left(), 0, rect().right(), 0);
if (experimental_mode) {
gradient.setColorAt(0, QColor(255, 155, 63, pressed ? 0xcc : 0xff));
gradient.setColorAt(1, QColor(219, 56, 34, pressed ? 0xcc : 0xff));
} else {
gradient.setColorAt(0, QColor(20, 255, 171, pressed ? 0xcc : 0xff));
gradient.setColorAt(1, QColor(35, 149, 255, pressed ? 0xcc : 0xff));
}
p.fillPath(path, gradient);
// vertical line
p.setPen(QPen(QColor(0, 0, 0, 0x4d), 3, Qt::SolidLine));
int line_x = rect().right() - img_width - (2 * horizontal_padding);
p.drawLine(line_x, rect().bottom(), line_x, rect().top());
}
void ExperimentalModeButton::showEvent(QShowEvent *event) {
experimental_mode = params.getBool("ExperimentalMode");
mode_icon->setPixmap(experimental_mode ? experimental_pixmap : chill_pixmap);
mode_label->setText(experimental_mode ? tr("EXPERIMENTAL MODE ON") : tr("CHILL MODE ON"));
}