src/tests/servers/app/lagging_get_mouse/main.cpp

   1 // main.cpp
   2
   3 #include <stdio.h>
   4
   5 #include <Application.h>
   6 #include <View.h>
   7 #include <Window.h>
   8
   9 class TestView : public BView {
  10
  11  public:
  12                                         TestView(BRect frame, const char* name,
  13                                                          uint32 resizeFlags, uint32 flags);
  14
  15         virtual void    Draw(BRect updateRect);
  16         virtual void    MouseDown(BPoint where);
  17
  18  private:
  19                         BList   fMouseSamples;
  20 };
  21
  22 // constructor
  23 TestView::TestView(BRect frame, const char* name,
  24                 uint32 resizeFlags, uint32 flags)
  25         : BView(frame, name, resizeFlags, flags),
  26           fMouseSamples(128)
  27 {
  28 }
  29
  30 // Draw
  31 void
  32 TestView::Draw(BRect updateRect)
  33 {
  34         int32 count = fMouseSamples.CountItems();
  35         if (count > 0) {
  36                 BPoint* p = (BPoint*)fMouseSamples.ItemAtFast(0);
  37                 MovePenTo(*p);
  38         }
  39
  40         for (int32 i = 0; i < count; i++) {
  41                 BPoint* p = (BPoint*)fMouseSamples.ItemAtFast(i);
  42                 StrokeLine(*p);
  43         }
  44 }
  45
  46 // MouseDown
  47 void
  48 TestView::MouseDown(BPoint where)
  49 {
  50         // clear previous stroke
  51         int32 count = fMouseSamples.CountItems();
  52         for (int32 i = 0; i < count; i++)
  53                 delete (BPoint*)fMouseSamples.ItemAtFast(i);
  54         fMouseSamples.MakeEmpty();
  55         FillRect(Bounds(), B_SOLID_LOW);
  56
  57         // sample new stroke
  58         uint32 buttons;
  59         GetMouse(&where, &buttons);
  60         MovePenTo(where);
  61         while (buttons) {
  62
  63                 StrokeLine(where);
  64                 fMouseSamples.AddItem(new BPoint(where));
  65
  66                 snooze(20000);
  67                 GetMouse(&where, &buttons);
  68         }
  69 }
  70
  71
  72 // main
  73 int
  74 main(int argc, char** argv)
  75 {
  76         BApplication app("application/x.vnd-Haiku.BitmapBounds");
  77
  78         BRect frame(50.0, 50.0, 300.0, 250.0);
  79         BWindow* window = new BWindow(frame, "Bitmap Bounds", B_TITLED_WINDOW,
  80                 B_ASYNCHRONOUS_CONTROLS | B_QUIT_ON_WINDOW_CLOSE);
  81
  82         BView* view = new TestView(window->Bounds(), "test",
  83                 B_FOLLOW_ALL, B_WILL_DRAW);
  84         window->AddChild(view);
  85
  86         window->Show();
  87
  88         app.Run();
  89
  90         return 0;
  91 }