def setUp(self):
"""The test fixture is a line with two points"""
self.points = (mapscript.pointObj(0.0,
1.0), mapscript.pointObj(2.0, 3.0))
self.line = mapscript.lineObj()
self.addPointToLine(self.line, self.points[0])
self.addPointToLine(self.line, self.points[1])
def setUp(self):
"""The test fixture is a shape of one point"""
self.points = (mapscript.pointObj(0.0, 1.0), )
self.lines = (mapscript.lineObj(), )
self.addPointToLine(self.lines[0], self.points[0])
self.shape = mapscript.shapeObj(mapscript.MS_SHAPE_POINT)
self.addLineToShape(self.shape, self.lines[0])
def setUp(self):
"""The test fixture is a shape of one point"""
self.points = (mapscript.pointObj(0.0, 1.0), )
self.lines = (mapscript.lineObj(), )
self.addPointToLine(self.lines[0], self.points[0])
self.shape = mapscript.shapeObj(mapscript.MS_SHAPE_POINT)
self.addLineToShape(self.shape, self.lines[0])
def serializeWellKnownMarker(marker, filled):
"""Serialize a well known marker into a mapscript.symbolObj()"""
msSymbol = mapscript.symbolObj('%s' % (makeSymbolUUID(marker)))
msSymbol.type = mapscript.MS_SYMBOL_VECTOR
msSymbol.inmapfile = True
msLine = mapscript.lineObj()
def setPoints(ps):
"""Set the points of the marker"""
for p in ps:
msLine.add(mapscript.pointObj(p[0], p[1]))
msSymbol.setPoints(msLine)
if isWellKnownMarker(marker):
setPoints(WELL_KNOWN_MARKER_MAP[marker])
mayHaveFill = isWellKnownMarkerPolygonal(marker)
else:
# We use a simple circle if the marker is not among our currently known markers
msSymbol.type = mapscript.MS_SYMBOL_ELLIPSE
setPoints([[1, 1]])
mayHaveFill = True
msSymbol.filled = mayHaveFill and filled
return msSymbol
def setUp(self):
"""The test fixture is a line with two points"""
self.points = (mapscript.pointObj(0.0, 1.0),
mapscript.pointObj(2.0, 3.0))
self.line = mapscript.lineObj()
self.addPointToLine(self.line, self.points[0])
self.addPointToLine(self.line, self.points[1])
def _update_symbol_set(self, map):
circle = map.symbolset.getSymbolByName('circle')
# circle = mapscript.symbolObj("circle")
circle.type = mapscript.MS_SYMBOL_ELLIPSE
circle.filled = mapscript.MS_ON
l1 = mapscript.lineObj()
l1.add(mapscript.pointObj(1, 1))
circle.setPoints(l1)
map.symbolset.appendSymbol(circle)
def _update_symbol_set(self, map):
circle = map.symbolset.getSymbolByName('circle')
# circle = mapscript.symbolObj("circle")
circle.type = mapscript.MS_SYMBOL_ELLIPSE
circle.filled = mapscript.MS_ON
l1 = mapscript.lineObj()
l1.add(mapscript.pointObj(1, 1))
circle.setPoints(l1)
map.symbolset.appendSymbol(circle)
def testGetPointWKT(self):
# Create new instance from class data
po = mapscript.pointObj(self.point_xy[0], self.point_xy[1])
lo = mapscript.lineObj()
lo.add(po)
so = mapscript.shapeObj(mapscript.MS_SHAPE_POINT)
so.add(lo)
# test output WKT
wkt = so.toWKT()
self.assertTrue(wkt == self.point_wkt, wkt)
def testGetPointWKT(self):
# Create new instance from class data
po = mapscript.pointObj(self.point_xy[0], self.point_xy[1])
lo = mapscript.lineObj()
lo.add(po)
so = mapscript.shapeObj(mapscript.MS_SHAPE_POINT)
so.add(lo)
# test output WKT
wkt = so.toWKT()
self.assertTrue(wkt == self.point_wkt, wkt)
def testSetPoints(self):
"""add lines of points to an existing symbol"""
symbol = self.map.symbolset.getSymbol(1)
assert symbol.name == 'circle'
line = mapscript.lineObj()
self.addPointToLine(line, mapscript.pointObj(2.0, 2.0))
self.addPointToLine(line, mapscript.pointObj(3.0, 3.0))
assert symbol.setPoints(line) == 2
assert symbol.numpoints == 2
line = symbol.getPoints()
assert line.numpoints == 2, line.numpoints
pt = self.getPointFromLine(line, 1)
self.assertPointsEqual(pt, mapscript.pointObj(3.0, 3.0))
def testAddPointFeature(self):
"""adding a point to an inline feature works correctly"""
inline_layer = self.map.getLayerByName('INLINE')
assert inline_layer.connectiontype == mapscript.MS_INLINE
p = mapscript.pointObj(0.2, 51.5)
lyr = mapscript.lineObj()
self.addPointToLine(lyr, p)
shape = mapscript.shapeObj(inline_layer.type)
shape.classindex = 0
self.addLineToShape(shape, lyr)
inline_layer.addFeature(shape)
msimg = self.map.draw()
filename = 'testAddPointFeature.png'
msimg.save(filename)
def rqtest_2():
line = mapscript.lineObj()
line.add(mapscript.pointObj(35, 25))
line.add(mapscript.pointObj(45, 25))
line.add(mapscript.pointObj(45, 35))
line.add(mapscript.pointObj(35, 25))
poly = mapscript.shapeObj(mapscript.MS_SHAPE_POLYGON)
poly.add(line)
pmstestlib.layer.queryByShape(pmstestlib.map, poly)
return 'success'
def testAddPointFeature(self):
"""adding a point to an inline feature works correctly"""
inline_layer = self.map.getLayerByName('INLINE')
assert inline_layer.connectiontype == mapscript.MS_INLINE
p = mapscript.pointObj(0.2, 51.5)
lyr = mapscript.lineObj()
self.addPointToLine(lyr, p)
shape = mapscript.shapeObj(inline_layer.type)
shape.classindex = 0
self.addLineToShape(shape, lyr)
inline_layer.addFeature(shape)
msimg = self.map.draw()
filename = 'testAddPointFeature.png'
msimg.save(filename)
def rqtest_2():
line = mapscript.lineObj()
line.add( mapscript.pointObj( 35, 25 ) )
line.add( mapscript.pointObj( 45, 25 ) )
line.add( mapscript.pointObj( 45, 35 ) )
line.add( mapscript.pointObj( 35, 25 ) )
poly = mapscript.shapeObj( mapscript.MS_SHAPE_POLYGON )
poly.add( line )
pmstestlib.layer.queryByShape( pmstestlib.map, poly )
return 'success'
def ogr_query_2():
line = mapscript.lineObj()
line.add(mapscript.pointObj(479000, 4763000))
line.add(mapscript.pointObj(480000, 4763000))
line.add(mapscript.pointObj(480000, 4764000))
line.add(mapscript.pointObj(479000, 4764000))
poly = mapscript.shapeObj(mapscript.MS_SHAPE_POLYGON)
poly.add(line)
pmstestlib.layer.queryByShape(pmstestlib.map, poly)
return "success"
def ogr_query_2():
line = mapscript.lineObj()
line.add(mapscript.pointObj(479000, 4763000))
line.add(mapscript.pointObj(480000, 4763000))
line.add(mapscript.pointObj(480000, 4764000))
line.add(mapscript.pointObj(479000, 4764000))
poly = mapscript.shapeObj(mapscript.MS_SHAPE_POLYGON)
poly.add(line)
pmstestlib.layer.queryByShape(pmstestlib.map, poly)
return 'success'
def addPlaneSymbol(self,position):
"""Adds the plane symbol at the indicated position"""
pt = mapscript.pointObj()
pt.x = position[0] #lat
pt.y = position[1] #lon
# project our point into the mapObj's projection
#ddproj = mapscript.projectionObj('proj=latlong,ellps=WGS84')
#http://www.mass.gov/mgis/dd-over.htm
ddproj = mapscript.projectionObj('proj=lcc,ellps=GRS80')
origproj = mapscript.projectionObj(self.map.getProjection())
pt.project(ddproj,origproj)
# create the symbol using the image
planeSymbol = mapscript.symbolObj('from_img')
planeSymbol.type = mapscript.MS_SYMBOL_PIXMAP
planeImg = mapscript.imageObj('images/map-plane-small.png','GD/PNG')
#TODO: need to rotate plane to current heading
planeSymbol.setImage(planeImg)
symbol_index = self.map.symbolset.appendSymbol(planeSymbol)
# create a shapeObj out of our location point so we can
# add it to the map.
self.routeLine = mapscript.lineObj()
self.routeLine.add(pt)
routeShape=mapscript.shapeObj(mapscript.MS_SHAPE_POINT)
routeShape.add(self.routeLine)
routeShape.setBounds()
# create our inline layer that holds our location point
self.planeLayer = mapscript.layerObj(None)
self.planeLayer.addFeature(routeShape)
self.planeLayer.setProjection(self.map.getProjection())
self.planeLayer.name = "plane"
self.planeLayer.type = mapscript.MS_LAYER_POINT
self.planeLayer.connectiontype=mapscript.MS_INLINE
self.planeLayer.status = mapscript.MS_ON
self.planeLayer.transparency = mapscript.MS_GD_ALPHA
# add the image symbol we defined above to the inline layer.
planeClass = mapscript.classObj(None)
planeClass.name='plane'
style = mapscript.styleObj(None)
style.symbol = self.map.symbolset.index('from_img')
planeClass.insertStyle(style)
self.planeLayer.insertClass(planeClass)
self.map.insertLayer(self.planeLayer)
if debug: print "added plane layer, layerorder=",self.map.getLayerOrder()
def testSettingFonts(self):
mo = mapscript.mapObj()
assert mo.fontset.numfonts == 0
mo.fontset.fonts.set('Vera', os.path.join(TESTS_PATH, 'vera',
'Vera.ttf'))
# NB: this does *not* increment the fonset.numfonts -- new bug
mo.setSize(300, 300)
mo.setExtent(-1.0, -1.0, 1.0, 1.0)
lo = mapscript.layerObj()
lo.type = mapscript.MS_LAYER_POINT
lo.connectiontype = mapscript.MS_INLINE
lo.status = mapscript.MS_DEFAULT
co = mapscript.classObj()
lbl = mapscript.labelObj()
lbl.type = mapscript.MS_TRUETYPE
lbl.font = 'Vera'
lbl.size = 10
lbl.color.setHex('#000000')
co.addLabel(lbl)
so = mapscript.styleObj()
so.symbol = 0
so.color.setHex('#000000')
co.insertStyle(so)
lo.insertClass(co)
li = mo.insertLayer(lo)
lo = mo.getLayer(li)
point = mapscript.pointObj(0, 0)
line = mapscript.lineObj()
line.add(point)
shape = mapscript.shapeObj(lo.type)
shape.add(line)
shape.setBounds()
shape.text = 'Foo'
shape.classindex = 0
lo.addFeature(shape)
im = mo.draw()
# im = mo.prepareImage()
# shape.draw(mo, lo, im)
im.save('testSettingFonts.png')
def _create_symbolset(self, symbolset_path):
'''Creates a symbolset (containing the square symbol)
and saves it as symbols.sym'''
mapscript = self.mapscript
symbolset = mapscript.symbolSetObj()
new_symbol = mapscript.symbolObj('square')
line = mapscript.lineObj()
line.add(mapscript.pointObj(0.0, 4.0))
line.add(mapscript.pointObj(4.0, 4.0))
line.add(mapscript.pointObj(4.0, 0.0))
line.add(mapscript.pointObj(0.0, 0.0))
line.add(mapscript.pointObj(0.0, 4.0))
new_symbol.setPoints(line)
new_symbol.filled = True
symbolset.appendSymbol(new_symbol)
symbolset.save(symbolset_path)
def _create_symbolset(self, symbolset_path):
'''Creates a symbolset (containing the square symbol)
and saves it as symbols.sym'''
mapscript = self.mapscript
symbolset = mapscript.symbolSetObj()
new_symbol = mapscript.symbolObj('square')
line = mapscript.lineObj()
line.add(mapscript.pointObj(0.0, 4.0))
line.add(mapscript.pointObj(4.0, 4.0))
line.add(mapscript.pointObj(4.0, 0.0))
line.add(mapscript.pointObj(0.0, 0.0))
line.add(mapscript.pointObj(0.0, 4.0))
new_symbol.setPoints(line)
new_symbol.filled = True
symbolset.appendSymbol(new_symbol)
symbolset.save(symbolset_path)
def warp(self):
"""Warp given URL and SRS
Returns:
mapscript.ImageObj
"""
if not self.url or not self.sourceSRS:
return
self.map = mapscript.mapObj()
self.map.setSize(int(self.url.getArgument("width")),int(self.url.getArgument("height")))
(minx,miny,maxx,maxy) = map(lambda x: float(x), self.url.getArgument("bbox").split(","))
self.map.extent = mapscript.rectObj(minx,miny,maxx,maxy)
self.map.web.imagepath=tempfile.mkdtemp()
self.map.setProjection(self.targetSRS.__str__())
self.layer = mapscript.layerObj(self.map)
self.layer.type = mapscript.MS_LAYER_RASTER
self.layer.connection = self.url.getConnection()
self.layer.status = mapscript.MS_DEFAULT
self.layer.setConnectionType(mapscript.MS_WMS,None)
self.layer.setMetaData("wms_srs",self.sourceSRS.__str__())
self.layer.setMetaData("wms_name", self.url.getArgument("layers"))
self.layer.setMetaData("wms_server_version",self.url.getArgument("version"))
# WMS 1.3.0 is not supported by MapServer < 6.0
# http://trac.osgeo.org/mapserver/ticket/3039
if self.url.getArgument("version") == "1.3.0":
self.layer.setMetaData("wms_server_version","1.1.1")
if self.sourceSRS.authority == "CRS" and self.sourceSRS.code == "84":
self.layer.setMetaData("wms_srs","EPSG:4326")
self.layer.setMetaData("wms_exceptions_format",self.url.getArgument("exceptions"))
self.layer.setMetaData("wms_formatlist",self.url.getArgument("format"))
self.layer.setMetaData("wms_style",self.url.getArgument("style"))
self.layer.setMetaData("wms_transparent",self.url.getArgument("transparent"))
self.layer.setProjection(self.sourceSRS.__str__())
self.layer.debug = 5
if self.url.getArgument("format") == "image/png":
self.map.outputformat.imagemode = mapscript.MS_IMAGEMODE_RGBA
if self.url.getArgument("format") == "image/jpg":
self.layer.setMetaData("wms_formatlist","image/jpeg")
self.map.selectOutputFormat("image/jpeg")
else:
self.map.selectOutputFormat(self.url.getArgument("format"))
self.map.outputformat.transparent= 1
try:
# draw the map
#self.map.save("/tmp/pokus2.map")
image = self.map.draw()
if image:
return image
except :
# something failed during the layer drawing. try to print the
# error to stderr as well as generate new image with the error
# message
exc_type, exc_value, exc_traceback = sys.exc_info()
traceback.print_exc(file=sys.stderr)
traceback.print_tb(exc_traceback, limit=1, file=sys.stderr)
self.map.removeLayer(0)
self.map.setFontSet(os.path.join(os.path.abspath(os.path.dirname(__file__)),"fonts.txt"))
self.map.outputformat.transparent= 0
self.layer = mapscript.layerObj(self.map)
self.layer.type = mapscript.MS_LAYER_ANNOTATION
#self.layer.transform = mapscript.MS_OFF
line = mapscript.lineObj()
line.add(mapscript.pointObj(minx+(maxx-minx)/2.,miny+(maxy-miny)/2.))
feature = mapscript.shapeObj()
feature.add(line)
self.layer.addFeature(feature)
self.layer.labelcache = mapscript.MS_TRUE
classobj = mapscript.classObj(self.layer)
text = ""
## try to guess, where the problem is
for i in textwrap.wrap(str(exc_value),70):
text += i+"\n"
classobj.setText(text)
classobj.label.font = "sans"
classobj.label.type = mapscript.MS_TRUETYPE
classobj.label.antialias = mapscript.MS_FALSE
classobj.label.size = 12
classobj.label.position = mapscript.MS_CC
#classobj.label.partials = mapscript.MS_FALSE
classobj.label.force = mapscript.MS_TRUE
self.layer.status = mapscript.MS_ON
#self.map.save("/tmp/pokus3.map")
image = self.map.draw()
return image
def _create_preset_point_symbols(self):
"""
Initiates preset point symbols.
"""
# Circle symbol
symb = mapscript.symbolObj('circle')
symb.type = mapscript.MS_SYMBOL_ELLIPSE
symb.filled = mapscript.MS_TRUE
line = mapscript.lineObj()
line.add(mapscript.pointObj())
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
# Square symbol
symb = mapscript.symbolObj('square')
symb.type = mapscript.MS_SYMBOL_VECTOR
symb.filled = mapscript.MS_TRUE
line = mapscript.lineObj()
for pnt in [(0, 0), (0, 10), (10, 10), (10, 0), (0, 0)]:
line.add(mapscript.pointObj(pnt[0], pnt[1]))
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
# Triangle symbol
symb = mapscript.symbolObj('triangle')
symb.type = mapscript.MS_SYMBOL_VECTOR
symb.filled = mapscript.MS_TRUE
line = mapscript.lineObj()
for pnt in [(0, 0), (14, 0), (7, 7), (0, 0)]:
line.add(mapscript.pointObj(pnt[0], pnt[1]))
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
# Cross symbol
symb = mapscript.symbolObj('cross')
symb.type = mapscript.MS_SYMBOL_VECTOR
symb.filled = mapscript.MS_FALSE
line = mapscript.lineObj()
for pnt in [(0, 0), (10, 10), (-99, -99), (0, 10), (10, 0)]:
line.add(mapscript.pointObj(pnt[0], pnt[1]))
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
# Diagonal symbol
symb = mapscript.symbolObj('diagonal')
symb.type = mapscript.MS_SYMBOL_VECTOR
symb.filled = mapscript.MS_FALSE
line = mapscript.lineObj()
for pnt in [(0, 0), (10, 10)]:
line.add(mapscript.pointObj(pnt[0], pnt[1]))
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
def _create_preset_point_symbols(self):
"""Initiates preset point symbols"""
# Circle symbol
symb = mapscript.symbolObj('circle')
symb.type = mapscript.MS_SYMBOL_ELLIPSE
symb.filled = mapscript.MS_TRUE
line = mapscript.lineObj()
line.add(mapscript.pointObj())
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
# Square symbol
symb = mapscript.symbolObj('square')
symb.type = mapscript.MS_SYMBOL_VECTOR
symb.filled = mapscript.MS_TRUE
line = mapscript.lineObj()
for pnt in [(0,0), (0, 10), (10, 10), (10, 0), (0, 0)]:
line.add(mapscript.pointObj(pnt[0], pnt[1]))
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
# Triangle symbol
symb = mapscript.symbolObj('triangle')
symb.type = mapscript.MS_SYMBOL_VECTOR
symb.filled = mapscript.MS_TRUE
line = mapscript.lineObj()
for pnt in [(0,0), (14, 0), (7, 7), (0, 0)]:
line.add(mapscript.pointObj(pnt[0], pnt[1]))
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
# Cross symbol
symb = mapscript.symbolObj('cross')
symb.type = mapscript.MS_SYMBOL_VECTOR
symb.filled = mapscript.MS_FALSE
line = mapscript.lineObj()
for pnt in [(0,0), (10, 10), (-99, -99), (0, 10), (10, 0)]:
line.add(mapscript.pointObj(pnt[0], pnt[1]))
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
# Diagonal symbol
symb = mapscript.symbolObj('diagonal')
symb.type = mapscript.MS_SYMBOL_VECTOR
symb.filled = mapscript.MS_FALSE
line = mapscript.lineObj()
for pnt in [(0,0), (10, 10)]:
line.add(mapscript.pointObj(pnt[0], pnt[1]))
symb.setPoints(line)
symb.sizex = self.symbol_size
symb.sizey = self.symbol_size
self.preset_symbols.append(symb)
