public override void Preroll(PrerollContext context, SKMatrix matrix)
{
SKRect child_paint_bounds = SKRect.Empty;
PrerollChildren(context, matrix, ref child_paint_bounds);
if (child_paint_bounds.IntersectsWith(clip_path_.Bounds))
{
set_paint_bounds(child_paint_bounds);
}
}
/// <summary>
/// Draw the ink strokes that are within the bounds
/// </summary>
/// <param name="canvas">the SkiaSharp canvas</param>
/// <param name="strokes">the candidate strokes</param>
/// <param name="bounds">the bounds to draw in</param>
public static void Draw(this SKCanvas canvas, IEnumerable <XInkStroke> strokes, SKRect bounds)
{
if (strokes == null)
{
return;
}
foreach (var stroke in strokes)
{
if (!bounds.IntersectsWith(stroke.BoundingRect.ToSKRect()))
{
continue;
}
canvas.Draw(stroke, true);
}
}
private void DrawLed(SKBitmap grphxDrawerTarget)
{
if (m_Body.ImagePoints != null && m_Body.ImagePoints.Length > 0 && CheckIfLedIsVissible(grphxDrawerTarget))
{
PointF LedPos = m_Body.ImagePoints[LedPointIndex].point;
SizeF LedSize = m_Body.LedSize;
Point leftUp = new Point((int)(LedPos.X - LedSize.Width / 2), (int)(LedPos.Y - LedSize.Height / 2));
SKRect destRect = new SKRect(leftUp.X, leftUp.Y, leftUp.X + LedSize.Width, leftUp.Y + LedSize.Height);
using (SKCanvas skcanvas = new SKCanvas(grphxDrawerTarget))
{
if (destRect.IntersectsWith(skcanvas.DeviceClipBounds) && destRect.Width < skcanvas.DeviceClipBounds.Width && destRect.Height < skcanvas.DeviceClipBounds.Height)
{
skcanvas.DrawImage(skledImage, destRect);
}
}
}
}
private void OnCanvasTouch(object sender, View.TouchEventArgs e)
{
if (e.Event.Action == MotionEventActions.Down)
{
if (scoreButton.IntersectsWith(new SKRect(e.Event.GetX() - 5, e.Event.GetY() - 5, e.Event.GetX() + 5, e.Event.GetY() + 5)))
{
Intent scoreActivityIntent = new Intent(this, typeof(ScoreActivity));
scoreActivityIntent.SetFlags(ActivityFlags.SingleTop);
StartActivity(scoreActivityIntent);
}
else
{
Intent gameActivityIntent = new Intent(this, typeof(GameActivity));
gameActivityIntent.SetFlags(ActivityFlags.SingleTop);
gameActivityIntent.SetFlags(ActivityFlags.ClearTop);
StartActivity(gameActivityIntent, ActivityOptions.MakeSceneTransitionAnimation(this).ToBundle());
}
}
}
private int zoomGesture = 0; //questa variabile può avere 3 stati [ 0 se non sto zommando ], [ 1 se ho finito di zoomare*], [ 2 se non sto zoommando]
//se ho finito di zoomare devo anche completare lo stato di movimento con variabili nulle cosi da resettare tutto
private void canvasView_Touch(object sender, SKTouchEventArgs e)
{
SKRect touchRect = SKRect.Create(e.Location.X, e.Location.Y, 1, 1);
//listener pianeti
if (e.ActionType == SKTouchAction.Pressed && openPopUp == false && !touchRect.IntersectsWith(joyStick.GetRect()) &&
!touchRect.IntersectsWith(switchJoyStick.GetRect()) && !noPinCam.IsVisible)
{
for (int i = 0; i < pl.Count; i++) //che pianeta ho cliccato??
{
if (touchRect.IntersectsWith(pl[i].hitBox(getPlanetPoint(pl[i]).X, getPlanetPoint(pl[i]).Y, pl[i].Size, scale)))
{
sunPointer.IsVisible = false;
timeWasMoving = timeIsMoving;
timeIsMoving = false;
oldScale = scale;
clickedPlanet = true;
iPlanet = i;
}
}
}
//funzioni bottoni personalizzati
if (!openPopUp)
{
//clicco il pulsante per mostrare il joystick
if (touchRect.IntersectsWith(switchJoyStick.GetRect()))
{
joyStickVisible = !joyStickVisible;
switchJoyStick.changeStateOn();
}
//clicco il joystick
if (e.ActionType == SKTouchAction.Pressed && joyStickVisible)
{
if (touchRect.IntersectsWith(joyStick.getTop())) //tasto sopra
{
top = true;
e.Handled = true;
}
if (touchRect.IntersectsWith(joyStick.getDown())) //sotto
{
down = true;
e.Handled = true;
}
if (touchRect.IntersectsWith(joyStick.getRight())) //destra
{
right = true;
e.Handled = true;
}
if (touchRect.IntersectsWith(joyStick.getleft())) //sinsitra
{
left = true;
e.Handled = true;
}
}
}
//aperto il popup se clicco fuori da essi esco dalla modalità
if (openPopUp && touchRect.IntersectsWith(phoneRect)) //non prende il tocco se clicco un elemento xaml
{
resetViewAfterPopUp();
sunPointer.IsVisible = true;
}
//rilascio la pressione su un tasto del joystick
if (e.ActionType == SKTouchAction.Released)
{
top = false;
right = false;
down = false;
left = false;
e.Handled = false;
}
}