394 lines
15 KiB
Python
Executable file
394 lines
15 KiB
Python
Executable file
#!/usr/bin/python
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#coding=utf8
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WIDTH = 480
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HEIGHT = 640
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TITLE = "pylgrim"
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WM_NAME = "pylgrim"
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WM_CLASS = "swallow"
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import os
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import sys
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import e_dbus
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import evas
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import evas.decorators
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import edje
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import edje.decorators
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import ecore
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import ecore.evas
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from dbus import SystemBus, Interface
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from optparse import OptionParser
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import time
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import math
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class tile(evas.Image):
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def __init__(self, canvas):
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evas.Image.__init__(self,canvas)
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self.pass_events = True
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self.show()
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self.position = (0,0)
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def set_position(self, x, y):
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self.position = (x,y)
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self.move(x,y)
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class TestView(edje.Edje):
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def on_key_down(self, obj, event):
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if event.keyname in ("F6", "f"):
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self.evas_canvas.evas_obj.fullscreen = not self.evas_canvas.evas_obj.fullscreen
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elif event.keyname in ("Escape", "q"):
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ecore.main_loop_quit()
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else:
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print "key not recognized:",event.keyname
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def download(self, x,y,z):
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import urllib
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try:
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webFile = urllib.urlopen("http://a.tile.openstrzzeetmap.org/%d/%d/%d.png"%(z,x,y))
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if not os.path.exists("%d"%z):
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os.mkdir("%d"%z)
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if not os.path.exists("%d/%d"%(z,x)):
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os.mkdir("%d/%d"%(z,x))
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localFile = open("%d/%d/%d.png"%(z,x,y), 'w')
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localFile.write(webFile.read())
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webFile.close()
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localFile.close()
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except Exception, e:
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print e
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def __init__(self):
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self.options, self.args = myOptionParser(usage="usage: %prog [options]").parse_args()
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edje.frametime_set(1.0 / self.options.fps)
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self.evas_canvas = EvasCanvas(
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fullscreen=not self.options.no_fullscreen,
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engine=self.options.engine,
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size=self.options.geometry
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)
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f = os.path.splitext(sys.argv[0])[0] + ".edj"
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try:
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edje.Edje.__init__(self, self.evas_canvas.evas_obj.evas, file=f, group="main")
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except edje.EdjeLoadError, e:
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raise SystemExit("error loading %s: %s" % (f, e))
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self.size = self.evas_canvas.evas_obj.evas.size
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self.on_key_down_add(self.on_key_down)
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self.focus = True
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self.evas_canvas.evas_obj.data["main"] = self
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self.show()
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#mouse position
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self.x_pos, self.y_pos = (0,0)
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#global variable for zooming
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self.zoom_step = 0.0
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#global list for tiles to download
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self.tiles_to_download = []
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self.tiles_to_download_total = 0
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#initial lat,lon,zoom
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self.lat = 49.009051
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self.lon = 8.402481
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self.z = 10
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self.icons = []
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self.overlay = edje.Edje(self.evas_canvas.evas_obj.evas, file=f, group='overlay')
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self.overlay.size = self.evas_canvas.evas_obj.evas.size
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self.overlay.layer = 1
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self.evas_canvas.evas_obj.data["overlay"] = self.overlay
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self.overlay.show()
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self.progress_bg = evas.Rectangle(self.evas_canvas.evas_obj.evas)
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self.progress_bg.geometry = 0,0,0,0
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self.progress_bg.color = 255, 255, 255, 255
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self.progress_bg.layer = 2
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self.progress_bg.show()
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self.progress = evas.Rectangle(self.evas_canvas.evas_obj.evas)
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self.progress.geometry = 0,0,0,0
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self.progress.color = 255, 0, 0, 255
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self.progress.layer = 3
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self.progress.show()
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self.border = 0
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self.mouse_down = False
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self.animate = False
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self.set_current_tile(self.lat, self.lon, self.z)
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#jump to coordinates
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def set_current_tile(self, lat, lon, z):
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self.z = z
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self.x = (lon+180)/360 * 2**z
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self.y = (1-math.log(math.tan(lat*math.pi/180) + 1/math.cos(lat*math.pi/180))/math.pi)/2 * 2**z
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self.offset_x, self.offset_y = int((self.x-int(self.x))*256),int((self.y-int(self.y))*256)
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self.init_redraw()
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def init_redraw(self):
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self.animate = True
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#calculate size of tile raster - reload if it differs from before eg. when size changes
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self.border = int((self.size[0]+self.size[1])/512)+1
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if len(self.icons) != (2*self.border+1)**2:
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print "use", self.border
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#clean up
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for icon in self.icons:
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icon.delete()
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self.icons = []
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#fill
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for i in xrange((2*self.border+1)**2):
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self.icons.append(tile(self.evas_canvas.evas_obj.evas))
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#add all tiles that are not yet downloaded to a list
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for i in xrange(2*self.border+1):
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for j in xrange(2*self.border+1):
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if not os.path.exists("%d/%d/%d.png"%(self.z,self.x+i-self.border,self.y+j-self.border)):
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self.tiles_to_download.append((self.z,self.x+i-self.border,self.y+j-self.border))
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self.tiles_to_download_total = len(self.tiles_to_download)
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#if there are tiles to download, display progress bar
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if self.tiles_to_download_total > 0:
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self.progress_bg.geometry = 39, self.size[1]/2-1, self.size[0]-78,22
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self.progress.geometry = 40, self.size[1]/2, 1,20
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self.overlay.part_text_set("progress", "downloaded 0 of %d tiles"%self.tiles_to_download_total)
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ecore.timer_add(0.0, self.download_and_paint_current_tiles)
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def download_and_paint_current_tiles(self):
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if len(self.tiles_to_download) > 0:
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z,x,y = self.tiles_to_download.pop()
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self.progress.geometry = 40, self.size[1]/2, (self.size[0]-80)*(self.tiles_to_download_total-len(self.tiles_to_download))/self.tiles_to_download_total,20
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self.overlay.part_text_set("progress", "downloaded %d of %d tiles"%(self.tiles_to_download_total-len(self.tiles_to_download),self.tiles_to_download_total))
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self.download(x,y,z)
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return True
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#if all tiles are downloaded
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for i in xrange(2*self.border+1):
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for j in xrange(2*self.border+1):
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#if some errors occurd replace with placeholder
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if not os.path.exists("%d/%d/%d.png"%(self.z,self.x+i-self.border,self.y+j-self.border)):
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self.icons[(2*self.border+1)*i+j].file_set("404.png")
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else:
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self.icons[(2*self.border+1)*i+j].file_set("%d/%d/%d.png"%(self.z,self.x+i-self.border,self.y+j-self.border))
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self.icons[(2*self.border+1)*i+j].set_position((i-self.border)*256+self.size[0]/2-self.offset_x,(j-self.border)*256+self.size[1]/2-self.offset_y)
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self.icons[(2*self.border+1)*i+j].size = 256,256
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self.icons[(2*self.border+1)*i+j].fill = 0, 0, 256, 256
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self.current_pos = (0,0)
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self.overlay.part_text_set("progress", "")
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self.progress_bg.geometry = 0,0,0,0
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self.progress.geometry = 0,0,0,0
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self.update_coordinates()
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self.animate = False
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return False
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def update_coordinates(self):
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x = int(self.x) + (self.offset_x-self.current_pos[0])/256.0
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y = int(self.y) + (self.offset_y-self.current_pos[1])/256.0
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self.lon = (x*360)/2**self.z-180
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n = math.pi*(1-2*y/2**self.z)
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self.lat = 180/math.pi*math.atan(0.5*(math.exp(n)-math.exp(-n)))
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self.overlay.part_text_set("label", "lat:%f lon:%f zoom:%d"%(self.lat,self.lon,self.z))
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def zoom_in(self, z):
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for icon in self.icons:
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x = (1+z)*(icon.position[0]-self.size[0]/2)+self.size[0]/2
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y = (1+z)*(icon.position[1]-self.size[1]/2)+self.size[1]/2
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icon.geometry = int(x),int(y),256+int(256*z),256+int(256*z)
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icon.fill = 0, 0, 256+int(256*z),256+int(256*z)
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def zoom_out(self, z):
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for icon in self.icons:
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x = (1-z*0.5)*(icon.position[0]-self.size[0]/2)+self.size[0]/2
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y = (1-z*0.5)*(icon.position[1]-self.size[1]/2)+self.size[1]/2
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icon.geometry = int(x),int(y),256-int(256*z*0.5),256-int(256*z*0.5)
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icon.fill = 0, 0, 256-int(256*z*0.5),256-int(256*z*0.5)
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def animate_zoom_in(self):
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if self.z < 18:
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self.animate = True
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if self.zoom_step < 1.0:
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self.zoom_in(self.zoom_step)
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self.zoom_step+=0.125
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return True
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self.zoom_step = 0.0
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self.z+=1
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self.set_current_tile(self.lat, self.lon, self.z)
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else:
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self.animate = False
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return False
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def animate_zoom_out(self):
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if self.z > 5:
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self.animate = True
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if self.zoom_step < 1.0:
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self.zoom_out(self.zoom_step)
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self.zoom_step+=0.125
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return True
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self.zoom_step = 0.0
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self.z-=1
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self.set_current_tile(self.lat, self.lon, self.z)
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else:
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self.animate = False
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return False
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@edje.decorators.signal_callback("mouse,down,1", "*")
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def on_mouse_down(self, emission, source):
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if not self.animate:
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if source in "plus":
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ecore.timer_add(0.05, self.animate_zoom_in)
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if source in "minus":
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ecore.timer_add(0.05, self.animate_zoom_out)
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else:
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self.x_pos, self.y_pos = self.evas_canvas.evas_obj.evas.pointer_canvas_xy
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self.mouse_down = True
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@edje.decorators.signal_callback("mouse,up,1", "*")
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def on_mouse_up(self, emission, source):
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self.mouse_down = False
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if not self.animate:
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if abs(self.current_pos[0]) > self.size[0]/2 or abs(self.current_pos[1]) > self.size[1]/2:
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self.x = int(self.x) + (self.offset_x-self.current_pos[0])/256.0
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self.y = int(self.y) + (self.offset_y-self.current_pos[1])/256.0
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self.offset_x, self.offset_y = int((self.x-int(self.x))*256),int((self.y-int(self.y))*256)
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self.init_redraw()
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if abs(self.current_pos[0]) > 0 or abs(self.current_pos[1]) > 0:
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#on mouse up + move: update current coordinates
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self.update_coordinates()
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@edje.decorators.signal_callback("mouse,move", "*")
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def on_mouse_move(self, emission, source):
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if self.mouse_down and not self.animate:
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x_pos, y_pos = self.evas_canvas.evas_obj.evas.pointer_canvas_xy
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delta_x = self.x_pos - x_pos
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delta_y = self.y_pos - y_pos
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self.x_pos, self.y_pos = x_pos, y_pos
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for icon in self.icons:
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icon.set_position(icon.pos[0]-delta_x,icon.pos[1]-delta_y)
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self.current_pos = (self.current_pos[0]-delta_x,self.current_pos[1]-delta_y)
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class EvasCanvas(object):
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def __init__(self, fullscreen, engine, size):
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if engine == "x11":
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f = ecore.evas.SoftwareX11
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elif engine == "x11-16":
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if ecore.evas.engine_type_supported_get("software_x11_16"):
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f = ecore.evas.SoftwareX11_16
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else:
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print "warning: x11-16 is not supported, fallback to x11"
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f = ecore.evas.SoftwareX11
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self.evas_obj = f(w=size[0], h=size[1])
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self.evas_obj.callback_delete_request = self.on_delete_request
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self.evas_obj.callback_resize = self.on_resize
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self.evas_obj.title = TITLE
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self.evas_obj.name_class = (WM_NAME, WM_CLASS)
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self.evas_obj.fullscreen = fullscreen
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self.evas_obj.size = size
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self.evas_obj.show()
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def on_resize(self, evas_obj):
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x, y, w, h = evas_obj.evas.viewport
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size = (w, h)
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for key in evas_obj.data.keys():
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evas_obj.data[key].size = size
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evas_obj.data["main"].init_redraw()
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def on_delete_request(self, evas_obj):
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ecore.main_loop_quit()
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class myOptionParser(OptionParser):
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def __init__(self, usage):
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OptionParser.__init__(self, usage)
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self.add_option("-e",
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"--engine",
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type="choice",
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choices=("x11", "x11-16"),
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default="x11-16",
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help=("which display engine to use (x11, x11-16), "
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"default=%default"))
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self.add_option("-n",
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"--no-fullscreen",
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action="store_true",
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help="do not launch in fullscreen")
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self.add_option("-g",
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"--geometry",
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type="string",
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metavar="WxH",
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action="callback",
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callback=self.parse_geometry,
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default=(WIDTH, HEIGHT),
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help="use given window geometry")
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self.add_option("-f",
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"--fps",
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type="int",
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default=20,
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help="frames per second to use, default=%default")
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def parse_geometry(self, option, opt, value, parser):
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try:
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w, h = value.split("x")
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w = int(w)
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h = int(h)
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except Exception, e:
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raise optparse.OptionValueError("Invalid format for %s" % option)
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parser.values.geometry = (w, h)
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class dbus(object):
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def __init__(self):
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try:
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obj = SystemBus(mainloop=e_dbus.DBusEcoreMainLoop()).get_object('org.mobile.gsm', '/org/mobile/gsm/RemoteObject')
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except Exception, e:
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print e
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raise SystemExit
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#connect functions to dbus events
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dbus_interface = 'org.mobile.gsm.RemoteInterface'
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for fkt in (self.modem_info, self.sim_info, self.network_info, self.gsmCRING, self.gsmNO_CARRIER, self.gsmBUSY, self.error,):
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obj.connect_to_signal(fkt.__name__, fkt, dbus_interface=dbus_interface)
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gsm = Interface(obj, dbus_interface)
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#get status info on startup
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gsm.FireModemInfo()
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gsm.FireNetworkInfo()
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def modem_info(self, array):
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print array
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def sim_info(self, array):
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print array
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def network_info(self, array):
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print array
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def gsmBUSY(self, string):
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print string
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def gsmCRING(self, string):
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print string
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def gsmNO_CARRIER(self, *values):
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print values
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def error(self, string):
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print string
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if __name__ == "__main__":
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TestView()
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#dbus()
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ecore.main_loop_begin()
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'''
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export CPPFLAGS="$CPPFLAGS -I/opt/e17/include"
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export LDFLAGS="$LDFLAGS -L/opt/e17/lib"
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export PKG_CONFIG_PATH="/opt/e17/lib/pkgconfig:$PKG_CONFIG_PATH"
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export PATH="$PATH:/opt/e17/bin"
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export PYTHONPATH="/home/josch/usr/lib/python2.5/site-packages"
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'''
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