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#!/usr/bin/env python
from waxy import *
class Sprite:
def __init__(self, fname):
self.bitmap = Image(fname+".png").ConvertToBitmap()
self.bitmap_rev = Image(fname+"rev.png").ConvertToBitmap()
self.background = None
self.pos=wx.Point(0,0)
self.reversed=False
def Draw(self, dc):
# copy background from dc to memory object
memdc = wx.MemoryDC()
memdc.Blit(0, 0, self.bitmap.GetWidth(), self.bitmap.GetHeight(), dc,
self.pos[0], self.pos[1], wx.COPY, 1)
self.background = memdc # keep around for later
bitmap = self.bitmap if not self.reversed else self.bitmap_rev
dc.DrawBitmap(bitmap, self.pos[0], self.pos[1], 1)
def HitTest(self, pt):
rect = self.GetRect()
return rect.InsideXY(pt.x, pt.y)
def GetRect(self):
return wx.Rect(self.pos[0], self.pos[1],
self.bitmap.GetWidth(), self.bitmap.GetHeight())
class MyCanvas(Canvas):
def Init(self):
self.SetBackgroundColour('WHITE')
self.SetScrollbars(20, 20, 100, 100)
self.sprite = Sprite('heretic2')
self.sprite.pos=wx.Point(50,50)
self.selected=False
self.starting_mouse_pos=None
self.sprite_orig_pos=None
def OnLeftDown(self,event=None):
if self.sprite.HitTest(event.Position):
self.selected=True
self.starting_mouse_pos=event.Position
self.sprite_orig_pos=self.sprite.pos
self.sprite.reversed=not self.sprite.reversed
self.Refresh()
def OnLeftUp(self,event=None):
self.selected=False
def OnMotion(self,event=None):
if not event.Dragging():
return
if not self.selected:
return
print "move.",event.Position
self.sprite.pos=self.sprite_orig_pos+event.Position-self.starting_mouse_pos
self.Refresh()
def OnDraw(self, dc):
dc.SetTextForeground('BLUE')
dc.SetPen(wx.MEDIUM_GREY_PEN)
for i in range(50):
dc.DrawLine(0, i*10, i*10, 0)
self.sprite.Draw(dc)
class MainFrame(VerticalFrame): # frame has a sizer built in
def Body(self):
self.CreateStatusBar()
self.SetStatusText("This is the statusbar")
menubar = MenuBar(self)
menu1 = Menu(self)
menu1.Append("E&xit", self.CloseWindow, "Exit demo",hotkey="Ctrl+Q")
menubar.Append(menu1, "&File")
self.canvas = MyCanvas(self)
self.canvas.SetSize((400,300))
self.AddComponent(self.canvas, expand=1, stretch=1)
self.Pack()
self.CenterOnScreen()
self.Show()
def CloseWindow(self,event):
self.Close()
if __name__=="__main__":
app = Application(MainFrame, title=__file__)
app.Run()
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