Files

63 lines
2.7 KiB
C++

#pragma once
#include "base/Tool.h"
static QWidget* create_spectrun_plot() {
class Spectrum_Plot : public renderive::Latency_Eager_Plot {
public:
std::shared_ptr<renderive::Frequency_Axis> x_axis{};
std::shared_ptr<renderive::Axis> y_axis{};
std::shared_ptr<renderive::Multi_Select_Rect> msr{};
std::shared_ptr<renderive::Spectrum> sp{};
QMenu* menu{};
void init() override {
Latency_Eager_Plot::init();
object_name = "Spectrum_Plot";
auto data = create_renderable_node(get_root_renderable(), "Data_Renderable");
auto axis = create_renderable_node(get_root_renderable(), "Axis_Renderable");
auto overlay = create_renderable_node(get_root_renderable(), "Overlay_Renderable");
x_axis = renderive::Frequency_Axis::Builder(axis, Qt::Horizontal)
.set_coord_range({0, 100})
.set_tick_length(-10)
.set_sub_tick_length(-5)
.set_use_wheel(true)
.set_use_drag(true)
.build();
y_axis = renderive::Axis::Builder(axis, Qt::Vertical)
.set_coord_range({100, 0})
.set_unit_text("功率")
.set_use_drag(true)
.build();
sp = renderive::Spectrum::Builder(data, x_axis, y_axis)
.set_frequency_range({0, 100})
.build();
msr = renderive::Multi_Select_Rect::Builder(overlay, x_axis, y_axis).build();
}
protected:
void resizeEvent(QResizeEvent* event) override {
int left_margin = 20, right_margin = 20, top_margin = 20, bottom_margin = 20;
int w = width() - left_margin - right_margin;
int h = height() - top_margin - bottom_margin;
x_axis->set_x(left_margin);
x_axis->set_y(height() - bottom_margin);
x_axis->set_pixel_size(w);
y_axis->set_x(left_margin);
y_axis->set_y(top_margin);
y_axis->set_pixel_size(h);
sp->set_frequency_point_size(sp->frequency_axis()->get_pixel_point_size());
}
void contextMenuEvent(QContextMenuEvent* event) override {
if (!menu) {
auto ws = concat_widgets(
bw(cw(sp.get(), -1), "频谱图"),
bw(cw(x_axis.get()), "频率x轴"),
bw(cw(y_axis.get()), "功率y轴"),
bw(cw(msr.get()), "多选框"));
menu = create_menu(this, ws);
}
menu->exec(event->globalPos());
}
};
auto w = new Spectrum_Plot;
w->init();
return w;
}