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icon-image mapcss property

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Komяpa 2010-07-23 20:05:12 +03:00
parent d9656f9b8a
commit b5397168b0
1 changed files with 12 additions and 3 deletions
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15
src/render.py
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@ -86,7 +86,7 @@ class RasterTile:
self.bbox = bbox
self.bbox_p = projections.from4326(bbox,self.proj)
print self.bbox_p
scale = abs(self.w/(self.bbox_p[0] - self.bbox_p[2])/math.cos(math.pi*(self.bbox[0]+self.bbox[1])/2/180))
scale = abs(self.w/(self.bbox_p[0] - self.bbox_p[2])/math.cos(math.pi*(self.bbox[1]+self.bbox[3])/2/180))
zscale = 0.5*scale
cr = cairo.Context(self.surface)
# getting and setting canvas properties
@ -265,8 +265,17 @@ class RasterTile:
color = obj[1].get("extrude-edge-color", obj[1].get("color", (0,0,0) ))
cr.set_source_rgba(color[0], color[1], color[2], obj[1].get("extrude-edge-opacity", obj[1].get("opacity", 1)))
line(cr,excoords)
if "icon-image" in obj[1]:
print obj[1]["icon-image"], os_module.path.exists(obj[1]["icon-image"])
if os_module.path.exists(obj[1]["icon-image"]):
image = cairo.ImageSurface.create_from_png (obj[1]["icon-image"])
dy = image.get_height()/2
dx = image.get_width()/2
where = self.lonlat2screen(projections.transform(obj[0].center,self.data.proj,self.proj))
print dx,dy,where
cr.set_source_surface(image, where[0]-dx, where[1]-dy)
cr.paint()
# - render text labels
texttimer = Timer("Text rendering")
cr.set_line_join(1) # setting linejoin to "round" to get less artifacts on halo render