/
olStyleScripts.py
818 lines (752 loc) · 32 KB
/
olStyleScripts.py
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import os
import shutil
import re
import codecs
import math
import xml.etree.ElementTree
import traceback
from qgis.PyQt.QtCore import QDir, QSize
from qgis.core import (QgsSingleSymbolRenderer,
QgsCategorizedSymbolRenderer,
QgsGraduatedSymbolRenderer,
QgsRuleBasedRenderer,
QgsSimpleMarkerSymbolLayer,
QgsSvgMarkerSymbolLayer,
QgsFontMarkerSymbolLayer,
QgsSimpleLineSymbolLayer,
QgsSimpleFillSymbolLayer,
QgsLinePatternFillSymbolLayer,
QgsSymbolLayerUtils)
from qgis2web.exp2js import compile_to_file
from qgis2web.utils import safeName, getRGBAColor, handleHiddenField, TYPE_MAP
def exportStyles(layers, folder, clustered, feedback):
stylesFolder = os.path.join(folder, "styles")
QDir().mkpath(stylesFolder)
legendFolder = os.path.join(stylesFolder, "legend")
QDir().mkpath(legendFolder)
vtStyles = {}
mapUnitLayers = []
for count, (layer, cluster) in enumerate(zip(layers, clustered)):
sln = safeName(layer.name()) + "_" + str(count)
if layer.type() != layer.VectorLayer:
continue
pattern = ""
setPattern = ""
vts = layer.customProperty("VectorTilesReader/vector_tile_url")
labelText = getLabels(layer, folder, sln)
defs = "var size = 0;\nvar placement = 'point';"
renderer = layer.renderer()
layer_alpha = layer.opacity()
try:
if isinstance(renderer, QgsSingleSymbolRenderer):
(style, pattern, setPattern, value,
useMapUnits) = singleSymbol(renderer, stylesFolder,
layer_alpha, sln, legendFolder,
layer, feedback)
elif isinstance(renderer, QgsCategorizedSymbolRenderer):
(style, pattern, setPattern, value, defs,
useMapUnits) = categorized(defs, sln, layer, renderer,
legendFolder, stylesFolder,
layer_alpha, feedback)
elif isinstance(renderer, QgsGraduatedSymbolRenderer):
(style, pattern, setPattern, value,
useMapUnits) = graduated(layer, renderer, legendFolder, sln,
stylesFolder, layer_alpha, feedback)
elif isinstance(renderer, QgsRuleBasedRenderer):
(style, pattern, setPattern, value,
useMapUnits) = ruleBased(renderer, folder, stylesFolder,
layer_alpha, sln, layer, feedback)
else:
value = "''"
style = """
var style = [ new ol.style.Style({
text: createTextStyle(feature, resolution, labelText, labelFont,
labelFill, placement, bufferColor, bufferWidth)
})];"""
useMapUnits = False
if useMapUnits:
if vts is None:
mapUnitLayers.append(sln)
else:
mapUnitLayers.append(safeName(vts))
(labelRes, size, face, color,
bufferColor, bufferWidth) = getLabelFormat(layer)
if style != "":
geom = TYPE_MAP[layer.wkbType()].replace("Multi", "")
style = getStyle(style, cluster, labelRes, labelText,
sln, size, face, color, bufferColor,
bufferWidth, value, geom)
else:
style = "''"
except Exception:
style = "''"
feedback.showFeedback("""Exception in layer {} with renderer {}:
<span style=\"color: red\">{}</span>""".format(layer.id(),
renderer.dump(),
traceback.format_exc()))
if vts is None:
path = os.path.join(stylesFolder, sln + "_style.js")
with codecs.open(path, "w", "utf-8") as f:
f.write('''%(defs)s
%(pattern)s
var style_%(name)s = %(style)s;
%(setPattern)s''' %
{"defs": defs, "pattern": pattern, "name": sln,
"style": style, "setPattern": setPattern})
elif style != "" and style != "''":
new_vtStyle = defs
new_vtStyle += "if (feature.get('layer') == "
new_vtStyle += """'%s' && feature.getGeometry().getType() == '%s'){
return %s(feature, resolution);
}""" % (
layer.name(), TYPE_MAP[layer.wkbType()].replace("Multi", ""),
style)
try:
old_vtStyles = vtStyles[vts]
new_vtStyles = """%s
%s""" % (old_vtStyles, new_vtStyle)
except Exception:
new_vtStyles = new_vtStyle
vtStyles[vts] = new_vtStyles
for k, v in vtStyles.items():
styleName = safeName(k)
styleString = v
path = os.path.join(stylesFolder, styleName + "_style.js")
with codecs.open(path, "w", "utf-8") as f:
f.write('''
var style_%(name)s = function(feature, resolution) {
%(style)s;
}''' % {"defs": defs, "pattern": pattern, "name": styleName,
"style": styleString, "setPattern": setPattern})
return mapUnitLayers
def getLabels(layer, folder, sln):
labelling = layer.labeling()
if labelling is not None and layer.labelsEnabled():
palyr = labelling.settings()
if palyr and palyr.fieldName and palyr.fieldName != "":
labelField = palyr.fieldName
if labelField != "":
if str(layer.customProperty(
"labeling/isExpression")).lower() == "true":
exprFilename = os.path.join(folder, "resources",
"qgis2web_expressions.js")
fieldName = layer.customProperty("labeling/fieldName")
name = compile_to_file(fieldName, "label_%s" % sln,
"OpenLayers3", exprFilename)
js = "%s(context)" % (name)
js = js.strip()
labelText = js
else:
fieldIndex = layer.fields().indexFromName(
labelField)
# editFormConfig = layer.editFormConfig()
editorWidget = layer.editorWidgetSetup(fieldIndex).type()
if (editorWidget == 'Hidden'):
labelField = "q2wHide_" + labelField
labelText = ('feature.get("%s")' %
labelField.replace('"', '\\"'))
else:
labelText = '""'
else:
labelText = '""'
else:
labelText = '""'
return labelText
def getLabelFormat(layer):
size = 10
# italic = layer.customProperty("labeling/fontItalic")
# bold = layer.customProperty("labeling/fontWeight")
bufferColor = ""
bufferWidth = 0
try:
color = layer.labeling().settings().format().color().name()
except:
color = "#000000"
labelling = layer.labeling()
face = ","
if labelling is not None:
palyr = labelling.settings()
labelFormat = palyr.format()
labelFont = labelFormat.font()
face = labelFont.family()
size = labelFont.pointSize() * 1.3
if face is not None:
face = " \\'%s\\'," % face
sv = palyr.scaleVisibility
if sv:
min = float(palyr.minimumScale)
max = float(palyr.maximumScale)
if min != 0:
min = 1 / ((1 / min) * 39.37 * 90.7)
if max != 0:
max = 1 / ((1 / max) * 39.37 * 90.7)
labelRes = " && resolution > %(min)d " % {"min": max}
labelRes += "&& resolution < %(max)d" % {"max": min}
else:
labelRes = ""
labelBuffer = labelFormat.buffer()
buffer = labelBuffer.enabled()
if buffer:
bufferColor = labelBuffer.color().name()
bufferWidth = labelBuffer.size()
else:
labelRes = ""
return (labelRes, size, face, color, bufferColor, bufferWidth)
def singleSymbol(renderer, stylesFolder, layer_alpha, sln, legendFolder,
layer, feedback):
symbol = renderer.symbol()
(style, pattern, setPattern,
useMapUnits) = getSymbolAsStyle(symbol, stylesFolder,
layer_alpha, renderer, sln, layer,
feedback)
style = "var style = " + style
legendIcon = QgsSymbolLayerUtils.symbolPreviewPixmap(
symbol, QSize(16, 16))
legendIcon.save(os.path.join(legendFolder, sln + ".png"))
value = 'var value = ""'
return (style, pattern, setPattern, value, useMapUnits)
def categorized(defs, sln, layer, renderer, legendFolder, stylesFolder,
layer_alpha, feedback):
# cluster = False
defs += """
function categories_%s(feature, value, size, resolution, labelText,
labelFont, labelFill, bufferColor, bufferWidth,
placement) {
switch(value.toString()) {""" % sln
cats = []
useAnyMapUnits = False
for cnt, cat in enumerate(renderer.categories()):
legendIcon = QgsSymbolLayerUtils.symbolPreviewPixmap(cat.symbol(),
QSize(16, 16))
legendIcon.save(os.path.join(legendFolder,
sln + "_" + str(cnt) + ".png"))
if (cat.value() is not None and cat.value() != ""):
categoryStr = "case '%s':" % str(cat.value()).replace("'", "\\'")
else:
categoryStr = "default:"
(style, pattern, setPattern,
useMapUnits) = (getSymbolAsStyle(cat.symbol(), stylesFolder,
layer_alpha, renderer, sln, layer,
feedback))
if useMapUnits:
useAnyMapUnits = True
categoryStr += '''
return %s;
break;''' % style
cats.append(categoryStr)
defs += "\n".join(cats) + "}};"
style = """
var style = categories_%s(feature, value, size, resolution, labelText,
labelFont, labelFill, bufferColor,
bufferWidth, placement)""" % sln
value = getValue(layer, renderer)
return (style, pattern, setPattern, value, defs, useAnyMapUnits)
def graduated(layer, renderer, legendFolder, sln, stylesFolder, layer_alpha,
feedback):
# cluster = False
ranges = []
elseif = ""
useAnyMapUnits = False
for cnt, ran in enumerate(renderer.ranges()):
legendIcon = QgsSymbolLayerUtils.symbolPreviewPixmap(
ran.symbol(), QSize(16, 16))
legendIcon.save(os.path.join(
legendFolder, sln + "_" + str(cnt) + ".png"))
(symbolstyle, pattern, setPattern,
useMapUnits) = getSymbolAsStyle(ran.symbol(), stylesFolder,
layer_alpha, renderer, sln, layer,
feedback)
ranges.append("""%sif (value >= %f && value <= %f) {
style = %s
}""" % (elseif, ran.lowerValue(), ran.upperValue(),
symbolstyle))
elseif = " else "
if useMapUnits:
useAnyMapUnits = True
style = "".join(ranges)
value = getValue(layer, renderer)
return (style, pattern, setPattern, value, useAnyMapUnits)
def ruleBased(renderer, folder, stylesFolder, layer_alpha, sln, layer,
feedback):
# cluster = False
template = """
function rules_%s(feature, value) {
var context = {
feature: feature,
variables: {}
};
// Start of if blocks and style check logic
%s
else {
return %s;
}
}
var style = rules_%s(feature, value);
"""
elsejs = "[]"
js = ""
root_rule = renderer.rootRule()
rules = root_rule.children()
expFile = os.path.join(folder, "resources", "qgis2web_expressions.js")
ifelse = "if"
useAnyMapUnits = False
for count, rule in enumerate(rules):
symbol = rule.symbol()
(styleCode, pattern, setPattern,
useMapUnits) = getSymbolAsStyle(symbol, stylesFolder, layer_alpha,
renderer, sln, layer, feedback)
name = "".join((sln, "rule", str(count)))
exp = rule.filterExpression()
if rule.isElse():
elsejs = styleCode
continue
name = compile_to_file(exp, name, "OpenLayers3", expFile)
js += """
%s (%s(context)) {
return %s;
}
""" % (ifelse, name, styleCode)
js = js.strip()
ifelse = "else if"
if useMapUnits:
useAnyMapUnits = True
value = ("var value = '';")
style = template % (sln, js, elsejs, sln)
return (style, pattern, setPattern, value, useAnyMapUnits)
def getValue(layer, renderer):
classAttr = handleHiddenField(layer, renderer.classAttribute())
value = ('var value = feature.get("%s");' % classAttr)
return value
def getStyle(style, cluster, labelRes, labelText, sln, size,
face, color, bufferColor, bufferWidth, value, geom):
placement = "point"
if geom == "LineString":
placement = "line"
this_style = '''function(feature, resolution){
var context = {
feature: feature,
variables: {}
};
%(value)s
var labelText = "";
''' % {
"value": value}
if cluster:
this_style += '''var clusteredFeatures = feature.get("features");
var labelFont = "%(size)spx%(face)s sans-serif";
var labelFill = "%(labelFill)s";
var bufferColor = "%(bufferColor)s";
var bufferWidth = %(bufferWidth)s;
size = clusteredFeatures.length;
var textAlign = "center";
var offsetX = 0;
var offsetY = 0;
if (size == 1) {
textAlign = "left"
offsetX = 8
offsetY = 3
var feature = clusteredFeatures[0];
if (%(label)s !== null%(labelRes)s) {
labelText = String(%(label)s);
}
key = value + "_" + labelText
} else {
labelText = size.toString()
size = 2*(Math.log(size)/ Math.log(2))
}
%(style)s;\n''' % {"style": style, "labelRes": labelRes,
"label": labelText, "size": size, "face": face,
"labelFill": color, "bufferColor": bufferColor,
"bufferWidth": bufferWidth}
else:
this_style += '''size = 0;
var labelFont = "%(size)spx%(face)s sans-serif";
var labelFill = "%(labelFill)s";
var bufferColor = "%(bufferColor)s";
var bufferWidth = %(bufferWidth)s;
var textAlign = "left";
var offsetX = 8;
var offsetY = 3;
var placement = '%(placement)s';
if (%(label)s !== null%(labelRes)s) {
labelText = String(%(label)s);
}
%(style)s;\n''' % {"style": style, "placement": placement,
"labelRes": labelRes, "label": labelText, "size": size,
"face": face, "labelFill": color,
"bufferColor": bufferColor, "bufferWidth": bufferWidth}
this_style += '''
return style;
}''' % {"cache": "styleCache_" + sln, "size": size, "face": face,
"color": color}
return this_style
def getSymbolAsStyle(symbol, stylesFolder, layer_transparency, renderer, sln,
layer, feedback):
styles = {}
useMapUnits = False
if layer_transparency == 0:
alpha = symbol.alpha()
else:
alpha = layer_transparency
for i in range(symbol.symbolLayerCount()):
sl = symbol.symbolLayer(i)
props = sl.properties()
pattern = ""
setPattern = ""
if isinstance(sl, QgsSimpleMarkerSymbolLayer):
color = getRGBAColor(props["color"], alpha)
borderColor = getRGBAColor(props["outline_color"], alpha)
borderWidth = props["outline_width"]
sizeUnits = props["size_unit"]
size = None
if sizeUnits != "MapUnit":
size = sl.size() * 2
try:
shape = sl.shape()
except Exception:
shape = sl.name()
try:
if shape == 0 or shape == "square":
style, useMapUnits = getSquare(color, borderColor,
borderWidth, size, props)
style = "image: %s" % style
elif shape == 1 or shape == "diamond":
style, useMapUnits = getDiamond(color, borderColor,
borderWidth, size, props)
style = "image: %s" % style
elif shape == 2 or shape == "pentagon":
style, useMapUnits = getPentagon(color, borderColor,
borderWidth, size, props)
style = "image: %s" % style
elif shape == 3 or shape == "hexagon":
style, useMapUnits = getHexagon(color, borderColor,
borderWidth, size, props)
style = "image: %s" % style
elif shape == 4 or shape == 5 or shape == "triangle":
style, useMapUnits = getTriangle(color, borderColor,
borderWidth, size, props)
style = "image: %s" % style
elif shape == 6 or shape == "star":
style, useMapUnits = getStar(color, borderColor,
borderWidth, size, props)
style = "image: %s" % style
elif shape == 9 or shape == "cross":
style, useMapUnits = getCross(color, borderColor,
borderWidth, size, props)
style = "image: %s" % style
elif shape == 11 or shape == "cross2":
style, useMapUnits = getCross2(color, borderColor,
borderWidth, size, props)
style = "image: %s" % style
elif shape == 12 or shape == "line":
style, useMapUnits = getLine(color, borderColor,
borderWidth, size, props)
style = "text: %s" % style
else:
style, useMapUnits = getCircle(color, borderColor,
borderWidth, size, props)
style = "image: %s" % style
except Exception:
style, useMapUnits = getCircle(color, borderColor, borderWidth,
size, props)
style = "image: %s" % style
elif isinstance(sl, QgsSvgMarkerSymbolLayer):
path = os.path.join(stylesFolder, os.path.basename(sl.path()))
svg = xml.etree.ElementTree.parse(sl.path()).getroot()
try:
svgWidth = svg.attrib["width"]
svgWidth = re.sub("px", "", svgWidth)
svgWidth = re.sub("mm", "", svgWidth)
except Exception:
svgWidth = "5"
try:
svgHeight = svg.attrib["height"]
svgHeight = re.sub("px", "", svgHeight)
svgHeight = re.sub("mm", "", svgHeight)
except Exception:
svgHeight = "5"
if symbol.dataDefinedAngle().isActive():
if symbol.dataDefinedAngle().useExpression():
rot = "0"
else:
rot = "feature.get("
rot += symbol.dataDefinedAngle().expressionOrField()
rot += ") * 0.0174533"
else:
rot = str(sl.angle() * 0.0174533)
shutil.copy(sl.path(), path)
style = ("image: %s" %
getIcon("styles/" + os.path.basename(sl.path()),
sl.size(), svgWidth, svgHeight, rot))
elif isinstance(sl, QgsFontMarkerSymbolLayer):
char = sl.character()
color = getRGBAColor(props["color"], alpha)
style = """text: new ol.style.Text({
text: '%s',
%s})""" % (char, getFillStyle(color, props))
elif isinstance(sl, QgsSimpleLineSymbolLayer):
color = getRGBAColor(props["line_color"], alpha)
line_width = props["line_width"]
line_style = props["line_style"]
line_units = props["line_width_unit"]
lineCap = sl.penCapStyle()
lineJoin = sl.penJoinStyle()
style, useMapUnits = getStrokeStyle(color, line_style, line_width,
line_units, lineCap, lineJoin, props)
elif isinstance(sl, QgsSimpleFillSymbolLayer):
fillColor = getRGBAColor(props["color"], alpha)
borderColor = getRGBAColor(props["outline_color"], alpha)
borderStyle = props["outline_style"]
borderWidth = props["outline_width"]
line_units = props["outline_width_unit"]
try:
lineCap = sl.penCapStyle()
lineJoin = sl.penJoinStyle()
except Exception:
lineCap = 0
lineJoin = 0
symbolStyles = []
style = ""
(stroke, useMapUnits) = getStrokeStyle(borderColor, borderStyle,
borderWidth, line_units,
lineCap, lineJoin, props)
if stroke != "":
symbolStyles.append(stroke)
fill = getFillStyle(fillColor, props)
if fill != "":
symbolStyles.append(fill)
style = ",".join(symbolStyles)
elif isinstance(sl, QgsLinePatternFillSymbolLayer):
weight = sl.subSymbol().width()
spaceWeight = sl.distance()
color = sl.color().name()
angle = 360 - sl.lineAngle()
pattern = """
var fill_%s = new ol.style.Fill();""" % sln
style = """
fill: fill_%s""" % sln
setPattern = """
fill_%s.setColor(stripe(%s, %s, %s, '%s'));""" % (sln, weight, spaceWeight,
angle, color)
else:
color = getRGBAColor(props["color"], alpha)
sizeUnits = props["size_unit"]
props['outline_style'] = "no"
size = None
if sizeUnits != "MapUnit":
size = sl.size() * 2
style, useMapUnits = getCircle(color, None, None, size, props)
style = "image: %s" % style
feedback.showFeedback(
"""Layer {}: replacing symbol layer
<span style=\"color: red\">{}</span> with
circle.""".format(layer.id(), sl.layerType()))
style = ""
if renderer.usingSymbolLevels():
k = sl.renderingPass()
else:
k = i
if style != "":
style += ","
ts = ""
vts = layer.customProperty("VectorTilesReader/vector_tile_url")
if vts is None:
ts = """
text: createTextStyle(feature, resolution, labelText, labelFont,
labelFill, placement, bufferColor,
bufferWidth)"""
styles[k] = '''new ol.style.Style({
%s%s
})''' % (style, ts)
return ("[ %s]" % ",".join(styles[s] for s in sorted(styles.keys())),
pattern, setPattern, useMapUnits)
def getSquare(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
stroke += ","
return ("""new ol.style.RegularShape({radius: %s + size, points: 4,
angle: Math.PI/4, %s %s})""" % (size, stroke,
getFillStyle(color, props)),
useMapUnits)
def getDiamond(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
stroke += ","
return ("""new ol.style.RegularShape({radius: %s + size, points: 4,
%s %s})""" % (size, stroke, getFillStyle(color, props)),
useMapUnits)
def getPentagon(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
stroke += ","
return ("""new ol.style.RegularShape({radius: %s + size, points: 5,
%s %s})""" % (size, stroke, getFillStyle(color, props)),
useMapUnits)
def getHexagon(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
stroke += ","
return ("""new ol.style.RegularShape({radius: %s + size, points: 6,
%s %s})""" % (size, stroke, getFillStyle(color, props)),
useMapUnits)
def getTriangle(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
stroke += ","
return ("""new ol.style.RegularShape({radius: %s + size, points: 3,
%s %s})""" % (size, stroke, getFillStyle(color, props)),
useMapUnits)
def getStar(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
stroke += ","
return ("""new ol.style.RegularShape({radius: %s + size, points: 5,
radius2: %s, %s %s})""" % (size, size / 2, stroke,
getFillStyle(color, props)),
useMapUnits)
def getCircle(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
useMapUnits = None
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
stroke += ","
return ("""new ol.style.Circle({radius: %s + size,
%s %s})""" % (size, stroke, getFillStyle(color, props)),
useMapUnits)
def getCross(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
useMapUnits = None
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
stroke += ","
return ("""new ol.style.RegularShape({radius: %s + size, points: 4,
radius2: 0, %s %s})""" % (size, stroke,
getFillStyle(color, props)), useMapUnits)
def getCross2(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
useMapUnits = None
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
stroke += ","
return ("""new ol.style.RegularShape({radius: %s + size,
points: 4,
radius2: 0,
angle: Math.PI / 4,
%s
%s})""" % (size, stroke,
getFillStyle(color,
props)),
useMapUnits)
def getLine(color, borderColor, borderWidth, size, props):
if props['outline_style'] == "no":
stroke = ""
useMapUnits = None
else:
line_units = props["outline_width_unit"]
stroke, useMapUnits = getStrokeStyle(borderColor, "", borderWidth,
line_units, 0, 0, props)
rot = props["angle"]
return ("""new ol.style.Text({
rotation: %s * Math.PI/180,
text: '\u2502', %s})""" % (rot, stroke), useMapUnits)
def getIcon(path, size, svgWidth, svgHeight, rot):
size = math.floor(float(size) * 3.8)
anchor = size / 2
scale = str(float(size) / float(svgWidth))
return '''new ol.style.Icon({
imgSize: [%(w)s, %(h)s],
scale: %(scale)s,
anchor: [%(a)d, %(a)d],
anchorXUnits: "pixels",
anchorYUnits: "pixels",
rotation: %(rot)s,
src: "%(path)s"
})''' % {"w": svgWidth, "h": svgHeight,
"scale": scale, "rot": rot,
"s": size, "a": anchor,
"path": path.replace("\\", "\\\\")}
def getStrokeStyle(color, dashed, width, line_units, linecap, linejoin, props):
if dashed == "no":
return ("", False)
if line_units != "MapUnit":
#width = str(int(float(width) * 3.8))
width = str(float(width) * 3.8)
useMapUnits = False
else:
width = "m2px(%s)" % width
useMapUnits = True
outline_style = props.get('outline_style', 'no')
if outline_style == "no":
dash_length = 4 * float(width)
dash_space = 2 * float(width)
dot_length = 1 * float(width)
dot_space = 2 * float(width)
else:
dash_length = 5 * float(width)
dash_space = 1 * float(width)
dot_length = 2 * float(width)
dot_space = 1 * float(width)
dash = dashed.replace("dash", f"{dash_length},{dash_space}")
#dash = dashed.replace("dash", "10,5")
dash = dash.replace("dot", f"{dot_length},{dot_space}")
#dash = dash.replace("dot", "1,5")
dash = dash.replace("solid", "")
dash = dash.replace(" ", ",")
dash = "[%s]" % dash
if dash == "[]" or dash == "[no]":
dash = "null"
capString = "round"
if linecap == 0:
capString = "butt"
if linecap == 16:
capString = "square"
joinString = "round"
if linejoin == 0:
joinString = "miter"
if linejoin == 64:
joinString = "bevel"
strokeString = ("stroke: new ol.style.Stroke({color: %s, lineDash: %s, " %
(color, dash))
strokeString += ("lineCap: '%s', lineJoin: '%s', width: %s})" %
(capString, joinString, width))
return (strokeString, useMapUnits)
def getFillStyle(color, props):
try:
if props["style"] == "no":
return ""
except Exception:
pass
return "fill: new ol.style.Fill({color: %s})" % color