On 11/08/2010 17:34, Andrew Evans wrote:
Hello I am running IronPython 2.7A and trying to debug a Silverlight
app. I am trying to figure out why my ship doesn't move when I press
the Arrow keys.
here is the complete source minus most imports :D
Put some debugging in (append text to an html div) to see if your event
handlers are being fired. That would my first step.
Michael
Any ideas
from System.Windows.Input import *
velocity = 10
class Gui():
def __init__(self):
self.grid = Grid()
self.canvas = Canvas(Background = SolidColorBrush(Colors.White))
self.canvas.Width = 640
self.canvas.Height = 432
self.bgImage = Image(
Source = BitmapImage(Uri("images/background.jpg",
UriKind.Relative))
)
self.canvas.SetTop(self.bgImage, 132)
self.canvas.SetLeft(self.bgImage, 0)
# self.textblock = TextBlock()
## self.textblock.FontSize = 24
## self.textblock.Text = 'This Really Works!!'
## self.canvas.Children.Add(self.textblock)
self.ship = Image(
Source = BitmapImage(Uri("images/ship.png", UriKind.Relative))
)
self.canvas.SetTop(self.ship, 75)
self.canvas.SetLeft(self.ship, 25)
CompositionTarget.Rendering += EventHandler(self.ShootBG)
## self.GenerateStarField(350)
self.canvas.Children.Add(self.bgImage)
self.canvas.Children.Add(self.ship)
self.grid.Children.Add(self.canvas)
Application.Current.RootVisual = self.grid
# This line should be something different Not sure what to use
instead of this
self.ship.KeyDown += KeyEventHandler(self.KeyDown_Control)
def ShootBG(self, s, e):
self.canvas.SetLeft(self.bgImage,
self.canvas.GetLeft(self.bgImage) - 1)
if self.canvas.GetLeft(self.bgImage) < -2110:
self.canvas.SetLeft(self.bgImage, 0)
def KeyDown_Control(self, s, e):
if e.Key == Key.Right:
self.canvas.SetLeft(self.ship,
self.canvas.GetLeft(self.ship) + velocity)
elif e.Key == Key.Left:
self.canvas.SetLeft(self.ship,
self.canvas.GetLeft(self.ship) - velocity)
elif e.Key == Key.Up:
self.canvas.SetTop(self.ship,
self.canvas.GetTop(self.ship) - velocity)
elif e.Key == Key.Down:
self.canvas.SetTop(self.ship,
self.canvas.GetTop(self.ship) + velocity)
gui = Gui()
gui
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