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@ -3,6 +3,8 @@
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#include "stmdsp.hpp"
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#include <future>
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#include <thread>
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#include <wx/button.h>
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#include <wx/combobox.h>
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#include <wx/dcclient.h>
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@ -21,22 +23,26 @@ class MainFrame : public wxFrame
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bool m_is_rendering = false;
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wxTimer *m_render_timer = nullptr;
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int m_radius = 10;
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wxComboBox *m_device_combo = nullptr;
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const wxRect m_clipping_region = {20, 100, 600, 360};
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stmdsp::device *m_device = nullptr;
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std::future<std::vector<stmdsp::adcsample_t>> m_device_samples_future;
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std::vector<stmdsp::adcsample_t> m_device_samples;
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public:
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MainFrame() : wxFrame(nullptr, -1, "Hello world", wxPoint(50, 50), wxSize(640, 480))
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{
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new wxStaticText(this, Id::Welcome, "Welcome to the GUI.", wxPoint(20, 20));
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new wxButton(this, Id::Single, "Single", wxPoint(20, 60));
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auto combo = new wxComboBox(this, Id::SelectDevice, "", wxPoint(470, 20), wxSize(150, 30));
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combo->SetEditable(false);
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m_device_combo = new wxComboBox(this, Id::SelectDevice, "", wxPoint(470, 20), wxSize(150, 30));
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m_device_combo->SetEditable(false);
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stmdsp::scanner scanner;
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for (auto& dev : scanner.scan())
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combo->Append(dev);
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if (combo->GetCount() > 0)
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combo->SetSelection(0);
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m_device_combo->Append(dev);
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if (m_device_combo->GetCount() > 0)
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m_device_combo->SetSelection(0);
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m_render_timer = new wxTimer(this, Id::RenderTimer);
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@ -53,19 +59,47 @@ public:
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dc->SetPen(*wxBLACK_PEN);
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dc->DrawRectangle(m_clipping_region);
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dc->SetPen(*wxRED_PEN);
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dc->DrawCircle(320, 240, m_radius);
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if (m_device_samples.size() > 0) {
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dc->SetPen(*wxRED_PEN);
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auto points = new wxPoint[m_device_samples.size()];
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const float spacing = static_cast<float>(m_clipping_region.GetWidth()) / m_device_samples.size();
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float x = 0;
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for (auto ptr = points; auto sample : m_device_samples) {
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*ptr++ = wxPoint {
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static_cast<int>(x),
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m_clipping_region.GetHeight() - sample * m_clipping_region.GetHeight() / 4096
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};
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x += spacing;
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}
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dc->DrawLines(m_device_samples.size(), points, m_clipping_region.GetX(), m_clipping_region.GetY());
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delete[] points;
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}
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}
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void doSingle() {
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m_device_samples_future = std::async(std::launch::async,
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[this]() { return m_device->sample(250); });
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}
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void onSinglePressed(wxCommandEvent& ce) {
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auto button = dynamic_cast<wxButton *>(ce.GetEventObject());
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if (!m_render_timer->IsRunning()) {
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m_render_timer->Start(100);
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button->SetLabel("Stop");
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m_device = new stmdsp::device(m_device_combo->GetStringSelection().ToStdString());
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if (m_device->connected()) {
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doSingle();
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m_render_timer->Start(100);
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button->SetLabel("Stop");
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} else {
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delete m_device;
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m_device = nullptr;
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}
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} else {
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m_render_timer->Stop();
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button->SetLabel("Single");
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delete m_device;
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m_device = nullptr;
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}
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}
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@ -74,8 +108,10 @@ public:
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}
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void updateDrawing() {
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m_radius++;
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this->RefreshRect(m_clipping_region);
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if (m_device_samples = m_device_samples_future.get(); m_device_samples.size() > 0)
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this->RefreshRect(m_clipping_region);
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doSingle();
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}
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};
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