diff options
Diffstat (limited to 'libmpv/wxwidgets/main.cpp')
| -rw-r--r-- | libmpv/wxwidgets/main.cpp | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/libmpv/wxwidgets/main.cpp b/libmpv/wxwidgets/main.cpp new file mode 100644 index 0000000..196ac78 --- /dev/null +++ b/libmpv/wxwidgets/main.cpp @@ -0,0 +1,199 @@ +// Build with: g++ -o main main.cpp `wx-config --libs --cxxflags` -lmpv
+
+#include "main.h"
+
+#include <clocale>
+#include <string>
+
+#include <wx/display.h>
+
+wxIMPLEMENT_APP(MpvApp);
+
+bool MpvApp::OnInit()
+{
+ std::setlocale(LC_NUMERIC, "C");
+ (new MpvFrame)->Show(true);
+ return true;
+}
+
+wxDECLARE_APP(MpvApp);
+
+wxDEFINE_EVENT(WX_MPV_WAKEUP, wxThreadEvent);
+
+wxBEGIN_EVENT_TABLE(MpvFrame, wxFrame)
+ EVT_CHAR_HOOK(MpvFrame::OnKeyDown)
+ EVT_DROP_FILES(MpvFrame::OnDropFiles)
+wxEND_EVENT_TABLE()
+
+MpvFrame::MpvFrame()
+ : wxFrame(nullptr, wxID_ANY, "mpv")
+{
+ SetBackgroundColour(wxColour(*wxBLACK));
+ Center();
+ DragAcceptFiles(true);
+
+ auto panel = new wxPanel(this, wxID_ANY,
+ wxDefaultPosition, wxDefaultSize, wxWANTS_CHARS);
+ MpvCreate(reinterpret_cast<int64_t>(panel->GetHandle()));
+
+ if (wxGetApp().argc == 2) {
+ const std::string filepath(wxGetApp().argv[1].utf8_str().data());
+ const char *cmd[] = { "loadfile", filepath.c_str(), nullptr };
+ mpv_command(mpv, cmd);
+ }
+}
+
+bool MpvFrame::Destroy()
+{
+ MpvDestroy();
+ return wxFrame::Destroy();
+}
+
+void MpvFrame::MpvCreate(int64_t wid)
+{
+ MpvDestroy();
+
+ mpv = mpv_create();
+ if (!mpv)
+ throw std::runtime_error("failed to create mpv instance");
+
+ Bind(WX_MPV_WAKEUP, &MpvFrame::OnMpvWakeupEvent, this);
+ mpv_set_wakeup_callback(mpv, [](void *data) {
+ auto window = reinterpret_cast<MpvFrame *>(data);
+ if (window) {
+ auto event = new wxThreadEvent(WX_MPV_WAKEUP);
+ window->GetEventHandler()->QueueEvent(event);
+ }
+ }, this);
+
+ if (mpv_set_property(mpv, "wid", MPV_FORMAT_INT64, &wid) < 0)
+ throw std::runtime_error("failed to set mpv wid");
+
+ if (mpv_initialize(mpv) < 0)
+ throw std::runtime_error("failed to initialize mpv");
+
+ mpv_observe_property(mpv, 0, "media-title", MPV_FORMAT_NONE);
+}
+
+void MpvFrame::MpvDestroy()
+{
+ Unbind(WX_MPV_WAKEUP, &MpvFrame::OnMpvWakeupEvent, this);
+
+ if (mpv) {
+ mpv_terminate_destroy(mpv);
+ mpv = nullptr;
+ }
+}
+
+bool MpvFrame::Autofit(int percent, bool larger, bool smaller)
+{
+ int64_t w, h;
+ if (!mpv || mpv_get_property(mpv, "dwidth", MPV_FORMAT_INT64, &w) < 0 ||
+ mpv_get_property(mpv, "dheight", MPV_FORMAT_INT64, &h) < 0 ||
+ w <= 0 || h <= 0)
+ return false;
+
+ int screen_id = wxDisplay::GetFromWindow(this);
+ if (screen_id == wxNOT_FOUND)
+ return false;
+
+ wxRect screen = wxDisplay(screen_id).GetClientArea();
+ const int n_w = (int)(screen.width * percent * 0.01);
+ const int n_h = (int)(screen.height * percent * 0.01);
+
+ if ((larger && (w > n_w || h > n_h)) ||
+ (smaller && (w < n_w || h < n_h)))
+ {
+ const float asp = w / (float)h;
+ const float n_asp = n_w / (float)n_h;
+ if (asp > n_asp) {
+ w = n_w;
+ h = (int)(n_w / asp);
+ } else {
+ w = (int)(n_h * asp);
+ h = n_h;
+ }
+ }
+
+ const wxRect rc = GetScreenRect();
+ SetClientSize(w, h);
+ const wxRect n_rc = GetScreenRect();
+
+ Move(rc.x + rc.width / 2 - n_rc.width / 2,
+ rc.y + rc.height / 2 - n_rc.height / 2);
+ return true;
+}
+
+void MpvFrame::OnKeyDown(wxKeyEvent &event)
+{
+ if (mpv && event.GetKeyCode() == WXK_SPACE)
+ mpv_command_string(mpv, "cycle pause");
+ event.Skip();
+}
+
+void MpvFrame::OnDropFiles(wxDropFilesEvent &event)
+{
+ int size = event.GetNumberOfFiles();
+ if (!size || !mpv)
+ return;
+
+ auto files = event.GetFiles();
+ if (!files)
+ return;
+
+ for (int i = 0; i < size; ++i) {
+ const std::string filepath(files[i].utf8_str().data());
+ const char *cmd[] = {
+ "loadfile",
+ filepath.c_str(),
+ i == 0 ? "replace" : "append-play",
+ NULL
+ };
+ mpv_command_async(mpv, 0, cmd);
+ }
+}
+
+void MpvFrame::OnMpvEvent(mpv_event &event)
+{
+ if (!mpv)
+ return;
+
+ switch (event.event_id) {
+ case MPV_EVENT_VIDEO_RECONFIG:
+ // something like --autofit-larger=95%
+ Autofit(95, true, false);
+ break;
+ case MPV_EVENT_PROPERTY_CHANGE: {
+ mpv_event_property *prop = (mpv_event_property *)event.data;
+ if (strcmp(prop->name, "media-title") == 0) {
+ char *data = nullptr;
+ if (mpv_get_property(mpv, prop->name, MPV_FORMAT_OSD_STRING, &data) < 0) {
+ SetTitle("mpv");
+ } else {
+ wxString title = wxString::FromUTF8(data);
+ if (!title.IsEmpty())
+ title += " - ";
+ title += "mpv";
+ SetTitle(title);
+ mpv_free(data);
+ }
+ }
+ break;
+ }
+ case MPV_EVENT_SHUTDOWN:
+ MpvDestroy();
+ break;
+ default:
+ break;
+ }
+}
+
+void MpvFrame::OnMpvWakeupEvent(wxThreadEvent &)
+{
+ while (mpv) {
+ mpv_event *e = mpv_wait_event(mpv, 0);
+ if (e->event_id == MPV_EVENT_NONE)
+ break;
+ OnMpvEvent(*e);
+ }
+}
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