public override void Render(
IntPtr renderer,
IPolygonDrawer visibleFacetDrawer,
IPolygonDrawer notVisibleFacetDrawer,
Point screenCenter)
{
RenderObj(renderer, visibleFacetDrawer, notVisibleFacetDrawer, screenCenter, _object);
}
public SdlWindow(string title, int screenWidth, int screenHeight)
{
_title = title;
_screenHeight = screenHeight;
_screenWidth = screenWidth;
_trapezeMoveDirection = MoveDirection.Right;
_ellipseMoveDirection = MoveDirection.Left;
_rectabgleDrawer = DrawerFactory.SquareDrawer;
_trapezeDrawer = DrawerFactory.SquareDrawer;
_ellipseDrawer = DrawerFactory.RoundDrawer;
}
protected void RenderObj(
IntPtr renderer,
IPolygonDrawer visibleFacetDrawer,
IPolygonDrawer notVisibleFacetDrawer,
Point screenCenter,
IPolyhedron3D obj)
{
obj.ProjectVertexesToScreen(_distanceBetweenScreenAndObserver, screenCenter);
obj.CalculateVisibilityOfFacets();
foreach (var facet in obj.VisibleFacets)
{
facet.Projection.Draw(renderer, visibleFacetDrawer);
}
foreach (var facet in obj.NotVisibleFacets)
{
facet.Projection.Draw(renderer, notVisibleFacetDrawer);
}
}
public void Draw(IntPtr renderer, IPolygonDrawer polygonDrawer)
{
polygonDrawer.Draw(renderer, _edges);
}
private void WindowProcedure()
{
bool exit = false;
while (!exit)
{
SDL.SDL_Event sdlEvent;
SDL.SDL_PollEvent(out sdlEvent);
switch (sdlEvent.type)
{
case SDL.SDL_EventType.SDL_QUIT:
{
exit = true;
break;
}
case SDL.SDL_EventType.SDL_WINDOWEVENT:
{
switch (sdlEvent.window.windowEvent)
{
case SDL.SDL_WindowEventID.SDL_WINDOWEVENT_SIZE_CHANGED:
lock (_workWithFigures)
{
WindowSizeChanged();
}
break;
}
break;
}
case SDL.SDL_EventType.SDL_KEYDOWN:
{
var key = sdlEvent.key;
if (!_isTimerWork)
{
switch (key.keysym.sym)
{
case SDL.SDL_Keycode.SDLK_w:
_currentFigure.Move(MoveDirection.Up);
break;
case SDL.SDL_Keycode.SDLK_a:
_currentFigure.Move(MoveDirection.Left);
break;
case SDL.SDL_Keycode.SDLK_s:
_currentFigure.Move(MoveDirection.Down);
break;
case SDL.SDL_Keycode.SDLK_d:
_currentFigure.Move(MoveDirection.Right);
break;
case SDL.SDL_Keycode.SDLK_q:
_currentFigure.Rotate(RotateDirection.Left);
break;
case SDL.SDL_Keycode.SDLK_e:
_currentFigure.Rotate(RotateDirection.Right);
break;
}
}
switch (key.keysym.sym)
{
case SDL.SDL_Keycode.SDLK_SPACE:
ChangeTimerState();
break;
case SDL.SDL_Keycode.SDLK_1:
_currentFigure = _trapeze;
break;
case SDL.SDL_Keycode.SDLK_2:
_currentFigure = _ellipse;
break;
case SDL.SDL_Keycode.SDLK_F1:
_rectabgleDrawer = DrawerFactory.SquareDrawer;
_trapezeDrawer = DrawerFactory.SquareDrawer;
_ellipseDrawer = DrawerFactory.RoundDrawer;
break;
case SDL.SDL_Keycode.SDLK_F2:
_rectabgleDrawer = DrawerFactory.UniversalDrawer;
_trapezeDrawer = DrawerFactory.UniversalDrawer;
_ellipseDrawer = DrawerFactory.UniversalDrawer;
break;
}
break;
}
case SDL.SDL_EventType.SDL_MOUSEBUTTONDOWN:
{
if (sdlEvent.button.button == SDL.SDL_BUTTON_LEFT)
{
lock (_workWithFigures)
{
_currentFigure.MoveTo(sdlEvent.button.x, sdlEvent.button.y);
}
}
break;
}
}
_trapeze.CalculateCurrentEdges();
_ellipse.CalculateCurrentEdges();
PerformClipping();
DrawFigures();
Thread.Sleep(_renderLoopTimeoutMs);
}
}
public abstract void Render(
IntPtr renderer,
IPolygonDrawer visibleFacetDrawer,
IPolygonDrawer notVisibleFacetDrawer,
Point screenCenter);
