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1
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function compact(array) { |
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2
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var index = -1, |
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length = array ? array.length : 0, |
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resIndex = 0, |
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result = []; |
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while (++index < length) { |
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var value = array[index]; |
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9
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if (value) { |
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result[resIndex++] = value; |
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} |
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} |
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return result; |
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} |
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15
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16
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function padHex(str_in) { |
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17
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if (('' + str_in).length === 1) { |
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return '0' + String(str_in); |
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} else { |
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return String(str_in); |
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21
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} |
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22
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} |
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23
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24
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var defaults = { |
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25
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h: 1, |
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26
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s: 78, // constant saturation |
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27
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l: 63, // constant luminance |
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28
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a: 1 |
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29
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}; |
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30
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31
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function getColor(val, range) { |
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32
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defaults.h = Math.floor((360 / range) * val); |
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33
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return "hsla(" + defaults.h + "," + defaults.s + "%," + defaults.l + "%," + defaults.a + ")"; |
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34
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} |
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35
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36
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function getColor1() { |
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37
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return "hsla(" + defaults.h + "," + defaults.s + "%," + (defaults.l - 30) + "%," + defaults.a + ")"; |
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38
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} |
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39
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40
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function parseHalf(foo) { |
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41
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return parseInt(foo / 2, 10); |
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42
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} |
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43
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44
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45
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46
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function darken(stringcolor, factor) { |
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47
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var darkercolor = {}; |
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48
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if (!factor) { |
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49
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factor = 1; |
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50
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} |
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51
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if (stringcolor.fillColor.indexOf('rgb') !== -1) { |
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52
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darkercolor.r = factor * parseHalf(stringcolor.r); |
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53
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darkercolor.g = factor * parseHalf(stringcolor.g); |
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54
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darkercolor.b = factor * parseHalf(stringcolor.b); |
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55
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darkercolor.fillColor = 'rgba(' + darkercolor.r + ',' + darkercolor.g + ',' + darkercolor.b + ',0.99)'; |
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56
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} else if (stringcolor.fillColor.indexOf('hsl') !== -1) { |
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57
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darkercolor.h = stringcolor.h; |
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58
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darkercolor.s = stringcolor.s; |
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59
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darkercolor.l = factor * stringcolor.l - 30; |
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60
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darkercolor.fillColor = 'hsl(' + darkercolor.h + ',' + darkercolor.s + '%,' + darkercolor.l + '%)'; |
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61
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} |
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62
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63
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return darkercolor; |
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64
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} |
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65
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66
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function getColors(options) { |
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67
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var color0, color1; |
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68
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if (options.index !== undefined && options.count > 0) { |
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69
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color0 = getColor(options.index, options.count); |
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70
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color1 = getColor1(); |
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71
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} else { |
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72
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var deccolor = toDecColor(options.color); |
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73
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color0 = deccolor.fillColor; |
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74
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color1 = darken(deccolor).fillColor; |
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75
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} |
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76
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return [color0, color1]; |
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77
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} |
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78
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79
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function parseHex(hexstring, opacity, darkenfactor) { |
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80
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var hexcolor = { |
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81
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hex: hexstring |
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82
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}; |
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83
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darkenfactor = darkenfactor || 1; |
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84
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85
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hexstring = hexstring.replace('#', ''); |
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86
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if (hexstring.length === 3) { |
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87
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hexstring = hexstring[0] + hexstring[0] + hexstring[1] + hexstring[1] + hexstring[2] + hexstring[2]; |
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88
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} |
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89
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if (isNaN(parseFloat(opacity, 10))) { |
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90
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opacity = 1; |
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91
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} |
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92
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93
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hexcolor.r = parseInt(darkenfactor * (parseInt(hexstring.substring(0, 2), 16)), 10); |
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94
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hexcolor.g = parseInt(darkenfactor * (parseInt(hexstring.substring(2, 4), 16)), 10); |
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95
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hexcolor.b = parseInt(darkenfactor * (parseInt(hexstring.substring(4, 6), 16)), 10); |
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96
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hexcolor.a = opacity; |
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97
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hexcolor.fillColor = 'rgba(' + hexcolor.r + ',' + hexcolor.g + ',' + hexcolor.b + ',' + hexcolor.a + ')'; |
|
98
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hexcolor.strokeColor = ['rgba(' + parseHalf(hexcolor.r), parseHalf(hexcolor.g), parseHalf(hexcolor.b), hexcolor.a + ')'].join(','); |
|
99
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hexcolor.rgb = hexcolor.fillColor; |
|
100
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return hexcolor; |
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101
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} |
|
102
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|
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|
|
103
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|
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function parseHSL(hslstring, opacity) { |
|
104
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var hslcolor = {}, |
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|
105
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hslparts = compact(hslstring.split(/hsla?\(|\,|\)|\%/)); |
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106
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|
107
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if (hslparts[3] === undefined) { |
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108
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hslparts[3] = 1; |
|
109
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} |
|
110
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if (isNaN(parseFloat(opacity, 10))) { |
|
111
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opacity = 1; |
|
112
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|
} |
|
113
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|
114
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hslcolor.h = parseFloat(hslparts[0], 10); |
|
115
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hslcolor.s = parseFloat(hslparts[1], 10); |
|
116
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|
hslcolor.l = parseFloat(hslparts[2], 10); |
|
117
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|
hslcolor.a = parseFloat(opacity * hslparts[3], 10); |
|
118
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|
|
119
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|
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hslcolor.fillColor = 'hsla(' + hslcolor.h + ',' + hslcolor.s + '%,' + hslcolor.l + '%,' + hslcolor.a + ')'; |
|
120
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hslcolor.strokeColor = 'hsla(' + hslcolor.h + ',' + hslcolor.s + '%,' + parseInt(hslcolor.l / 2, 10) + '%,' + hslcolor.a + ')'; |
|
121
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|
|
hslcolor.hsl = hslcolor.fillColor; |
|
122
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|
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return hslcolor; |
|
123
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|
|
}; |
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|
124
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|
125
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function parseRGB(rgbstring, opacity, darkenfactor) { |
|
126
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var rgbcolor = {}, |
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|
127
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rgbparts = compact(rgbstring.split(/rgba?\(|\,|\)/)); |
|
128
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|
129
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darkenfactor = darkenfactor || 1; |
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130
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131
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|
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if (rgbparts[3] === undefined) { |
|
132
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rgbparts[3] = 1; |
|
133
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|
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} |
|
134
|
|
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|
|
135
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|
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if (isNaN(parseFloat(opacity, 10))) { |
|
136
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opacity = 1; |
|
137
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|
|
} |
|
138
|
|
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|
|
139
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|
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rgbcolor.r = parseInt(darkenfactor * (parseInt(rgbparts[0], 10) % 256), 10); |
|
140
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|
|
rgbcolor.g = parseInt(darkenfactor * (parseInt(rgbparts[1], 10) % 256), 10); |
|
141
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|
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rgbcolor.b = parseInt(darkenfactor * (parseInt(rgbparts[2], 10) % 256), 10); |
|
142
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|
|
rgbcolor.a = parseFloat(opacity * rgbparts[3], 10); |
|
143
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|
|
rgbcolor.fillColor = 'rgba(' + rgbcolor.r + ',' + rgbcolor.g + ',' + rgbcolor.b + ',' + rgbcolor.a + ')'; |
|
144
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|
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rgbcolor.strokeColor = 'rgba(' + rgbcolor.r / 2 + ',' + rgbcolor.g / 2 + ',' + rgbcolor.b / 2 + ',' + rgbcolor.a + ')'; |
|
145
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|
|
rgbcolor.rgb = rgbcolor.fillColor; |
|
146
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|
|
return rgbcolor; |
|
147
|
|
|
} |
|
148
|
|
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|
|
149
|
|
|
function rgbToHSL(r, g, b, a) { |
|
150
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|
|
r = (r % 256) / 255; |
|
151
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|
|
g = (g % 256) / 255; |
|
152
|
|
|
b = (b % 256) / 255; |
|
153
|
|
|
if (a === undefined) { |
|
154
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|
|
a = 1; |
|
155
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|
|
} |
|
156
|
|
|
var max = Math.max(r, g, b), |
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|
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|
|
157
|
|
|
min = Math.min(r, g, b); |
|
158
|
|
|
var h, s, l = (max + min) / 2; |
|
|
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|
|
159
|
|
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|
|
160
|
|
|
if (max === min) { |
|
161
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|
|
h = s = 0; // achromatic |
|
162
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|
|
} else { |
|
163
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|
|
var d = max - min; |
|
|
|
|
|
|
164
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|
|
s = l > 0.5 ? d / (2 - max - min) : d / (max + min); |
|
165
|
|
|
switch (max) { |
|
166
|
|
|
case r: |
|
|
|
|
|
|
167
|
|
|
h = (g - b) / d + (g < b ? 6 : 0); |
|
168
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|
|
break; |
|
169
|
|
|
case g: |
|
|
|
|
|
|
170
|
|
|
h = (b - r) / d + 2; |
|
171
|
|
|
break; |
|
172
|
|
|
case b: |
|
|
|
|
|
|
173
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|
|
h = (r - g) / d + 4; |
|
174
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|
|
break; |
|
175
|
|
|
default: |
|
176
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|
|
h = 0; |
|
177
|
|
|
break; |
|
178
|
|
|
} |
|
179
|
|
|
|
|
180
|
|
|
h /= 6; |
|
181
|
|
|
} |
|
182
|
|
|
var hsl = { |
|
|
|
|
|
|
183
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|
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h: Math.round(360 * h), |
|
184
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|
|
s: Math.round(100 * s), |
|
185
|
|
|
l: Math.round(100 * l), |
|
186
|
|
|
a: Math.round(100 * a) / 100 |
|
187
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|
|
}; |
|
188
|
|
|
|
|
189
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|
|
hsl.fillColor = 'hsla(' + hsl.h + ',' + hsl.s + '%,' + hsl.l + '%,' + hsl.a + ')'; |
|
190
|
|
|
|
|
191
|
|
|
return hsl; |
|
192
|
|
|
} |
|
193
|
|
|
|
|
194
|
|
|
function hslToRGB(h, s, l, a, darkenfactor) { |
|
195
|
|
|
var r, g, b; |
|
|
|
|
|
|
196
|
|
|
|
|
197
|
|
|
darkenfactor = darkenfactor || 1; |
|
198
|
|
|
h = parseFloat(h, 10) / 360; |
|
199
|
|
|
s = parseFloat(s, 10) / 100; |
|
200
|
|
|
l = parseFloat(l, 10) / 100; |
|
201
|
|
|
if (a === undefined) { |
|
202
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|
|
a = 1; |
|
203
|
|
|
} |
|
204
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|
|
if (s === 0) { |
|
205
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|
|
r = g = b = l; // achromatic |
|
206
|
|
|
} else { |
|
207
|
|
|
var hue2rgb = function (p, q, t) { |
|
|
|
|
|
|
208
|
|
|
if (t < 0) { |
|
209
|
|
|
t += 1; |
|
210
|
|
|
} |
|
211
|
|
|
if (t > 1) { |
|
212
|
|
|
t -= 1; |
|
213
|
|
|
} |
|
214
|
|
|
if (t < 1 / 6) { |
|
215
|
|
|
return p + (q - p) * 6 * t; |
|
216
|
|
|
} |
|
217
|
|
|
if (t < 1 / 2) { |
|
218
|
|
|
return q; |
|
219
|
|
|
} |
|
220
|
|
|
if (t < 2 / 3) { |
|
221
|
|
|
return p + (q - p) * (2 / 3 - t) * 6; |
|
222
|
|
|
} |
|
223
|
|
|
return p; |
|
224
|
|
|
}; |
|
225
|
|
|
|
|
226
|
|
|
var q = l < 0.5 ? l * (1 + s) : l + s - l * s; |
|
|
|
|
|
|
227
|
|
|
var p = 2 * l - q; |
|
|
|
|
|
|
228
|
|
|
r = hue2rgb(p, q, h + 1 / 3); |
|
229
|
|
|
g = hue2rgb(p, q, h); |
|
230
|
|
|
b = hue2rgb(p, q, h - 1 / 3); |
|
231
|
|
|
} |
|
232
|
|
|
|
|
233
|
|
|
if (a === undefined) { |
|
234
|
|
|
a = 1; |
|
235
|
|
|
} |
|
236
|
|
|
|
|
237
|
|
|
var rgb = { |
|
|
|
|
|
|
238
|
|
|
r: Math.round(r * 255 * darkenfactor), |
|
239
|
|
|
g: Math.round(g * 255 * darkenfactor), |
|
240
|
|
|
b: Math.round(b * 255 * darkenfactor), |
|
241
|
|
|
a: parseFloat(a, 10) |
|
242
|
|
|
}; |
|
243
|
|
|
|
|
244
|
|
|
rgb.fillColor = 'rgba(' + rgb.r + ',' + rgb.g + ',' + rgb.b + ',' + rgb.a + ')'; |
|
245
|
|
|
|
|
246
|
|
|
return rgb; |
|
247
|
|
|
|
|
248
|
|
|
}; |
|
|
|
|
|
|
249
|
|
|
|
|
250
|
|
|
function toDecColor(stringcolor) { |
|
251
|
|
|
var parsedcolor = {}; |
|
|
|
|
|
|
252
|
|
|
if (!stringcolor) { |
|
253
|
|
|
parsedcolor.fillColor = 'rgba(100,250,50,0.99)'; |
|
254
|
|
|
} else if (stringcolor.indexOf('rgb') !== -1) { |
|
255
|
|
|
parsedcolor = parseRGB(stringcolor); |
|
256
|
|
|
} else if (stringcolor.indexOf('hsl') !== -1) { |
|
257
|
|
|
parsedcolor = parseHSL(stringcolor); |
|
258
|
|
|
} else { |
|
259
|
|
|
parsedcolor = parseHex(stringcolor); |
|
260
|
|
|
} |
|
261
|
|
|
|
|
262
|
|
|
return parsedcolor; |
|
263
|
|
|
}; |
|
|
|
|
|
|
264
|
|
|
|
|
265
|
|
|
var IconObject = function (canvas, markerOpts) { |
|
|
|
|
|
|
266
|
|
|
this.url = canvas.toDataURL(); |
|
267
|
|
|
this.fillColor = canvas.fillColor; |
|
268
|
|
|
this.markerOpts = markerOpts; |
|
269
|
|
|
Object.assign(this, markerOpts); |
|
270
|
|
|
return this; |
|
271
|
|
|
}; |
|
272
|
|
|
IconObject.prototype.toJSON = function () { |
|
273
|
|
|
return { |
|
274
|
|
|
url: null, |
|
275
|
|
|
markerOpts: this.markerOpts |
|
276
|
|
|
}; |
|
277
|
|
|
}; |
|
278
|
|
|
|
|
279
|
|
|
var createTextMarker = function (theoptions) { |
|
|
|
|
|
|
280
|
|
|
|
|
281
|
|
|
var generateCanvas = function (options) { |
|
|
|
|
|
|
282
|
|
|
var canvas = document.createElement("canvas"); |
|
|
|
|
|
|
283
|
|
|
var ancho = 30, |
|
|
|
|
|
|
284
|
|
|
alto = 40; |
|
285
|
|
|
canvas.width = ancho + 18; |
|
286
|
|
|
canvas.height = alto; |
|
287
|
|
|
var x = canvas.width / 2, |
|
|
|
|
|
|
288
|
|
|
y = canvas.height - 2, |
|
289
|
|
|
radius = ancho / 2, |
|
290
|
|
|
angulo = 0.6; |
|
291
|
|
|
|
|
292
|
|
|
var font = "'" + options.font + "'" || 'Arial'; |
|
|
|
|
|
|
293
|
|
|
var fontsize = options.fontsize || 11; |
|
|
|
|
|
|
294
|
|
|
|
|
295
|
|
|
var context = canvas.getContext("2d"); |
|
|
|
|
|
|
296
|
|
|
|
|
297
|
|
|
context.clearRect(0, 0, canvas.width, canvas.height); |
|
298
|
|
|
|
|
299
|
|
|
var radius0 = 2 * radius, |
|
|
|
|
|
|
300
|
|
|
cx = x + 0.95 * radius0, |
|
301
|
|
|
cy = y + 0.45 * radius0; |
|
302
|
|
|
|
|
303
|
|
|
var grad = context.createLinearGradient(0, 0, 0, canvas.height), |
|
|
|
|
|
|
304
|
|
|
colors = getColors(options), |
|
305
|
|
|
color0 = colors[0], |
|
306
|
|
|
color1 = colors[1]; |
|
307
|
|
|
|
|
308
|
|
|
grad.addColorStop(0, color0); |
|
309
|
|
|
grad.addColorStop(1, color1); |
|
310
|
|
|
|
|
311
|
|
|
context.fillStyle = grad; |
|
312
|
|
|
context.strokeStyle = 'rgba(200,200,200,0.7)'; |
|
313
|
|
|
|
|
314
|
|
|
context.beginPath(); |
|
315
|
|
|
|
|
316
|
|
|
//arco izquierdo |
|
317
|
|
|
context.arc(cx - 1, cy, radius0, 9 * Math.PI / 8, -6 * Math.PI / 8, false); |
|
318
|
|
|
|
|
319
|
|
|
// arco superior |
|
320
|
|
|
context.arc(x, (y - 7) / 2, radius, angulo, Math.PI - angulo, true); |
|
321
|
|
|
|
|
322
|
|
|
//arco derecho |
|
323
|
|
|
context.arc(2 * x - cx + 1, cy, radius0, -0.95 * Math.PI / 3, -Math.PI / 8, false); |
|
324
|
|
|
context.fill(); |
|
325
|
|
|
context.stroke(); |
|
326
|
|
|
|
|
327
|
|
|
context.beginPath(); |
|
328
|
|
|
context.arc(x, 0.40 * y, 2 * radius / 3, 0, 2 * Math.PI, false); |
|
329
|
|
|
context.fillStyle = 'white'; |
|
330
|
|
|
context.fill(); |
|
331
|
|
|
|
|
332
|
|
|
context.beginPath(); |
|
333
|
|
|
|
|
334
|
|
|
// Render Label |
|
335
|
|
|
//context.font = "11pt Arial"; |
|
336
|
|
|
context.font = fontsize + "pt " + font; |
|
337
|
|
|
context.textBaseline = "top"; |
|
338
|
|
|
|
|
339
|
|
|
var textWidth = context.measureText(options.label); |
|
|
|
|
|
|
340
|
|
|
|
|
341
|
|
|
if (textWidth.width > ancho || String(options.label).length > 3) { |
|
342
|
|
|
context.rect(x - 2 - textWidth.width / 2, y - 30, x - 2 + textWidth.width / 2, y - 23); |
|
343
|
|
|
context.fillStyle = '#F7F0F0'; |
|
344
|
|
|
context.fill(); |
|
345
|
|
|
context.stroke(); |
|
346
|
|
|
} |
|
347
|
|
|
|
|
348
|
|
|
context.fillStyle = "black"; |
|
349
|
|
|
context.strokeStyle = "black"; |
|
350
|
|
|
// centre the text. |
|
351
|
|
|
context.fillText(options.label, 1 + Math.floor((canvas.width / 2) - (textWidth.width / 2)), 8); |
|
352
|
|
|
|
|
353
|
|
|
return canvas; |
|
354
|
|
|
|
|
355
|
|
|
}; |
|
356
|
|
|
theoptions.scale = theoptions.scale || 0.75; |
|
357
|
|
|
var markerCanvas = generateCanvas(theoptions), |
|
|
|
|
|
|
358
|
|
|
markerOpts = {}; |
|
359
|
|
|
|
|
360
|
|
|
theoptions.type = 'textmarker'; |
|
361
|
|
|
|
|
362
|
|
|
Object.assign(markerOpts, theoptions); |
|
363
|
|
|
|
|
364
|
|
|
if (window && window.google && window.google.maps) { |
|
365
|
|
|
Object.assign(markerOpts, { |
|
366
|
|
|
size: new google.maps.Size(48, 40), |
|
|
|
|
|
|
367
|
|
|
origin: new google.maps.Point(0, 0), |
|
368
|
|
|
anchor: new google.maps.Point(24 * theoptions.scale, 40 * theoptions.scale), |
|
369
|
|
|
scaledSize: new google.maps.Size(48 * theoptions.scale, 40 * theoptions.scale) |
|
370
|
|
|
}); |
|
371
|
|
|
} |
|
372
|
|
|
var iconObj = new IconObject(markerCanvas, markerOpts); |
|
|
|
|
|
|
373
|
|
|
|
|
374
|
|
|
return iconObj; |
|
375
|
|
|
}; |
|
376
|
|
|
|
|
377
|
|
|
|
|
378
|
|
|
|
|
|
|
|
|
|
379
|
|
|
var createClusterIcon = function (theoptions) { |
|
|
|
|
|
|
380
|
|
|
|
|
381
|
|
|
var generateClusterCanvas = function (options) { |
|
|
|
|
|
|
382
|
|
|
var canvas = options.canvas || document.createElement("canvas"), |
|
|
|
|
|
|
383
|
|
|
anchorX = 27, |
|
384
|
|
|
anchorY = 53, |
|
385
|
|
|
radius = (anchorX - 9), |
|
386
|
|
|
angulo = 1.1, |
|
|
|
|
|
|
387
|
|
|
font = options.font || 'fontello', |
|
388
|
|
|
fontsize = options.fontsize || 14, |
|
|
|
|
|
|
389
|
|
|
context = canvas.getContext("2d"), |
|
390
|
|
|
grad = context.createLinearGradient(0, 0, 0, anchorY); |
|
|
|
|
|
|
391
|
|
|
|
|
392
|
|
|
canvas.width = anchorX * 2; |
|
393
|
|
|
canvas.height = anchorY + 1; |
|
394
|
|
|
|
|
395
|
|
|
var colors = getColors(options), |
|
|
|
|
|
|
396
|
|
|
color0 = colors[0], |
|
|
|
|
|
|
397
|
|
|
color1 = colors[1]; |
|
|
|
|
|
|
398
|
|
|
|
|
399
|
|
|
|
|
400
|
|
|
context.clearRect(0, 0, canvas.width, canvas.height); |
|
401
|
|
|
context.moveTo(anchorX, anchorY); |
|
402
|
|
|
|
|
403
|
|
|
var labelvalue = parseInt(options.label); |
|
|
|
|
|
|
404
|
|
|
if (labelvalue < 10) { |
|
405
|
|
|
color1 = 'orange'; |
|
406
|
|
|
fontsize = 14; |
|
407
|
|
|
} else if (labelvalue < 30) { |
|
408
|
|
|
color1 = 'red'; |
|
409
|
|
|
fontsize = 15; |
|
410
|
|
|
} else { |
|
411
|
|
|
color1 = 'purple'; |
|
412
|
|
|
fontsize = 16; |
|
413
|
|
|
} |
|
414
|
|
|
if (labelvalue > 99) { |
|
415
|
|
|
radius = radius + 3; |
|
416
|
|
|
context.setLineDash([5, 5]) |
|
417
|
|
|
context.beginPath(); |
|
418
|
|
|
context.arc(anchorX, 2 + (0.50 * anchorY), (radius + 7), 0, 2 * Math.PI, false); |
|
419
|
|
|
context.fillStyle = 'transparent'; |
|
420
|
|
|
context.strokeStyle = color1; |
|
421
|
|
|
context.lineWidth = 2; |
|
422
|
|
|
context.fill(); |
|
423
|
|
|
context.stroke(); |
|
424
|
|
|
} |
|
425
|
|
|
|
|
426
|
|
|
context.setLineDash([5, 5]) |
|
427
|
|
|
context.beginPath(); |
|
428
|
|
|
context.arc(anchorX, 2 + (0.50 * anchorY), (radius + 2), 0, 2 * Math.PI, false); |
|
429
|
|
|
context.fillStyle = 'transparent'; |
|
430
|
|
|
context.strokeStyle = color1; |
|
431
|
|
|
context.lineWidth = 2; |
|
432
|
|
|
context.fill(); |
|
433
|
|
|
context.stroke(); |
|
434
|
|
|
|
|
435
|
|
|
// Círculo blanco |
|
436
|
|
|
context.setLineDash([5, 0]) |
|
437
|
|
|
context.beginPath(); |
|
438
|
|
|
context.arc(anchorX, 2 + (0.50 * anchorY), (radius - 3), 0, 2 * Math.PI, false); |
|
439
|
|
|
context.fillStyle = 'white'; |
|
440
|
|
|
context.strokeStyle = color1; |
|
441
|
|
|
context.lineWidth = 4; |
|
442
|
|
|
context.fill(); |
|
443
|
|
|
context.stroke(); |
|
444
|
|
|
|
|
445
|
|
|
context.beginPath(); |
|
446
|
|
|
|
|
447
|
|
|
context.font = 'normal normal normal ' + fontsize + 'px ' + font; |
|
448
|
|
|
console.log('context font', context.font); |
|
|
|
|
|
|
449
|
|
|
context.fillStyle = '#333'; |
|
450
|
|
|
context.textBaseline = "top"; |
|
451
|
|
|
var textWidth = context.measureText(options.label); |
|
|
|
|
|
|
452
|
|
|
|
|
453
|
|
|
// centre the text. |
|
454
|
|
|
context.fillText(options.label, Math.floor((canvas.width / 2) - (textWidth.width / 2)), 1 + Math.floor(canvas.height / 2 - fontsize / 2)); |
|
455
|
|
|
|
|
456
|
|
|
return canvas; |
|
457
|
|
|
|
|
458
|
|
|
}; |
|
459
|
|
|
theoptions.scale = theoptions.scale || 1; |
|
460
|
|
|
var markerCanvas = generateClusterCanvas(theoptions), |
|
|
|
|
|
|
461
|
|
|
markerOpts = {}, |
|
462
|
|
|
scale = theoptions.scale; |
|
463
|
|
|
|
|
464
|
|
|
Object.assign(markerOpts, theoptions); |
|
465
|
|
|
|
|
466
|
|
|
if (window && window.google && window.google.maps) { |
|
467
|
|
|
Object.assign(markerOpts, { |
|
468
|
|
|
size: new google.maps.Size(54, 48), |
|
|
|
|
|
|
469
|
|
|
origin: new google.maps.Point(0, 0), |
|
470
|
|
|
anchor: new google.maps.Point(27 * scale, 24 * scale), |
|
471
|
|
|
scaledSize: new google.maps.Size(54 * scale, 48 * scale) |
|
472
|
|
|
}); |
|
473
|
|
|
} |
|
474
|
|
|
|
|
475
|
|
|
var iconObj = new IconObject(markerCanvas, markerOpts); |
|
|
|
|
|
|
476
|
|
|
|
|
477
|
|
|
return iconObj; |
|
478
|
|
|
}; |
|
479
|
|
|
|
|
480
|
|
|
var createFatMarkerIcon = function (theoptions) { |
|
|
|
|
|
|
481
|
|
|
|
|
482
|
|
|
var generateFatCanvas = function (options) { |
|
|
|
|
|
|
483
|
|
|
var canvas = options.canvas || document.createElement("canvas"), |
|
|
|
|
|
|
484
|
|
|
anchorX = 27, |
|
485
|
|
|
anchorY = 53, |
|
486
|
|
|
radius = (anchorX - 9), |
|
487
|
|
|
angulo = 1.1, |
|
488
|
|
|
font = options.font || 'fontello', |
|
489
|
|
|
fontsize = options.fontsize || 14, |
|
490
|
|
|
context = canvas.getContext("2d"), |
|
491
|
|
|
grad = context.createLinearGradient(0, 0, 0, anchorY); |
|
492
|
|
|
|
|
493
|
|
|
canvas.width = anchorX * 2; |
|
494
|
|
|
canvas.height = anchorY + 1; |
|
495
|
|
|
|
|
496
|
|
|
var colors = getColors(options), |
|
|
|
|
|
|
497
|
|
|
color0 = colors[0], |
|
498
|
|
|
color1 = colors[1]; |
|
499
|
|
|
|
|
500
|
|
|
context.clearRect(0, 0, canvas.width, canvas.height); |
|
501
|
|
|
|
|
502
|
|
|
grad.addColorStop(0, color0); |
|
503
|
|
|
grad.addColorStop(1, color1); |
|
504
|
|
|
|
|
505
|
|
|
context.fillStyle = grad; |
|
506
|
|
|
context.strokeStyle = color1; |
|
507
|
|
|
context.beginPath(); |
|
508
|
|
|
|
|
509
|
|
|
context.moveTo(anchorX, anchorY); |
|
510
|
|
|
|
|
511
|
|
|
// arco superior |
|
512
|
|
|
context.arc(anchorX, 2 + (0.50 * anchorY), radius, angulo, Math.PI - angulo, true); |
|
513
|
|
|
|
|
514
|
|
|
//punta inferior |
|
515
|
|
|
context.lineTo(anchorX, anchorY); |
|
516
|
|
|
|
|
517
|
|
|
context.fill(); |
|
518
|
|
|
context.stroke(); |
|
519
|
|
|
|
|
520
|
|
|
// Círculo blanco |
|
521
|
|
|
context.beginPath(); |
|
522
|
|
|
context.arc(anchorX, 2 + (0.50 * anchorY), (radius - 3), 0, 2 * Math.PI, false); |
|
523
|
|
|
context.fillStyle = 'white'; |
|
524
|
|
|
context.fill(); |
|
525
|
|
|
|
|
526
|
|
|
context.beginPath(); |
|
527
|
|
|
|
|
528
|
|
|
context.font = 'normal normal normal ' + fontsize + 'px ' + font; |
|
529
|
|
|
//console.log('context font', context.font); |
|
530
|
|
|
context.fillStyle = color1; |
|
531
|
|
|
context.textBaseline = "top"; |
|
532
|
|
|
var textWidth = context.measureText(options.unicodelabel); |
|
|
|
|
|
|
533
|
|
|
|
|
534
|
|
|
// centre the text. |
|
535
|
|
|
context.fillText(options.unicodelabel, Math.floor((canvas.width / 2) - (textWidth.width / 2)), 1 + Math.floor(canvas.height / 2 - fontsize / 2)); |
|
|
|
|
|
|
536
|
|
|
canvas.fillColor = color0; |
|
537
|
|
|
return canvas; |
|
538
|
|
|
|
|
539
|
|
|
}; |
|
540
|
|
|
var scale = theoptions.scale || 1, |
|
|
|
|
|
|
541
|
|
|
markerCanvas = generateFatCanvas(theoptions), |
|
542
|
|
|
markerOpts = {}; |
|
543
|
|
|
|
|
544
|
|
|
theoptions.type = 'fatmarker'; |
|
545
|
|
|
|
|
546
|
|
|
Object.assign(markerOpts, theoptions); |
|
547
|
|
|
|
|
548
|
|
|
if (window && window.google && window.google.maps) { |
|
549
|
|
|
Object.assign(markerOpts, { |
|
550
|
|
|
size: new google.maps.Size(54, 48), |
|
|
|
|
|
|
551
|
|
|
origin: new google.maps.Point(0, 0), |
|
552
|
|
|
anchor: new google.maps.Point(21 * scale, 36 * scale), |
|
553
|
|
|
scaledSize: new google.maps.Size(42 * scale, 36 * scale), |
|
554
|
|
|
scale: scale |
|
555
|
|
|
}); |
|
556
|
|
|
} |
|
557
|
|
|
var iconObj = new IconObject(markerCanvas, markerOpts); |
|
|
|
|
|
|
558
|
|
|
return iconObj; |
|
559
|
|
|
}; |
|
560
|
|
|
|
|
561
|
|
|
var createTransparentMarkerIcon = function (theoptions) { |
|
|
|
|
|
|
562
|
|
|
|
|
563
|
|
|
var generateTransparentCanvas = function (options) { |
|
|
|
|
|
|
564
|
|
|
var canvas = options.canvas || document.createElement("canvas"), |
|
|
|
|
|
|
565
|
|
|
context = canvas.getContext("2d"), |
|
566
|
|
|
font = options.font || 'fontello', |
|
567
|
|
|
fontsize = options.fontsize || 26; |
|
568
|
|
|
|
|
569
|
|
|
canvas.width = 54; |
|
570
|
|
|
canvas.height = 48; |
|
571
|
|
|
context.clearRect(0, 0, canvas.width, canvas.height); |
|
572
|
|
|
|
|
573
|
|
|
/*context.rect(1, 1, canvas.width - 2, canvas.height - 2); |
|
574
|
|
|
context.lineWidth = 1; |
|
575
|
|
|
context.strokeStyle = 'black'; |
|
576
|
|
|
context.stroke();*/ |
|
577
|
|
|
|
|
578
|
|
|
var colors = getColors(options), |
|
|
|
|
|
|
579
|
|
|
color0 = colors[0], |
|
580
|
|
|
color1 = colors[1]; |
|
581
|
|
|
context.beginPath(); |
|
582
|
|
|
|
|
583
|
|
|
if (options.shadow) { |
|
584
|
|
|
|
|
585
|
|
|
context.font = 'normal normal normal ' + fontsize + 'px ' + font; |
|
586
|
|
|
|
|
587
|
|
|
context.textBaseline = "top"; |
|
588
|
|
|
var textWidth = context.measureText(options.unicodelabel), |
|
|
|
|
|
|
589
|
|
|
text_x = Math.floor((canvas.width / 2) - (textWidth.width / 2)); |
|
590
|
|
|
|
|
591
|
|
|
context.shadowOffsetX = -2; |
|
592
|
|
|
context.shadowOffsetY = -2; |
|
593
|
|
|
context.shadowBlur = 0; |
|
594
|
|
|
|
|
595
|
|
|
context.fillStyle = '#FFFFFF'; |
|
596
|
|
|
context.shadowColor = '#666666'; |
|
597
|
|
|
|
|
598
|
|
|
context.fillText(options.unicodelabel, text_x - 4, 2); |
|
599
|
|
|
context.fillText(options.unicodelabel, text_x, 5); |
|
600
|
|
|
context.fillStyle = color0; |
|
601
|
|
|
context.fillText(options.unicodelabel, text_x + 4, 8); |
|
602
|
|
|
|
|
603
|
|
|
context.strokeStyle = '#FFFFFF'; |
|
604
|
|
|
context.strokeText(options.unicodelabel, text_x + 4, 8); |
|
605
|
|
|
|
|
606
|
|
|
} else { |
|
607
|
|
|
|
|
608
|
|
|
context.font = 'normal normal normal ' + (fontsize - 3) + 'px ' + font; |
|
609
|
|
|
|
|
610
|
|
|
context.textBaseline = "top"; |
|
611
|
|
|
var textmetric = context.measureText(options.unicodelabel), |
|
|
|
|
|
|
612
|
|
|
text_x = Math.floor((canvas.width / 2) - (textmetric.width / 2)); |
|
|
|
|
|
|
613
|
|
|
|
|
614
|
|
|
//console.debug('textmetric', textmetric); |
|
615
|
|
|
|
|
616
|
|
|
context.shadowOffsetX = 2; |
|
617
|
|
|
context.shadowOffsetY = 2; |
|
618
|
|
|
context.shadowBlur = 0; |
|
619
|
|
|
context.shadowColor = '#FFFFFF'; |
|
620
|
|
|
context.fillStyle = color0; |
|
621
|
|
|
context.fillText(options.unicodelabel, text_x + 1, 6); |
|
622
|
|
|
|
|
623
|
|
|
context.shadowOffsetX = 2; |
|
624
|
|
|
context.shadowOffsetY = 2; |
|
625
|
|
|
context.shadowBlur = 1; |
|
626
|
|
|
context.shadowColor = '#FFFFFF'; |
|
627
|
|
|
context.strokeStyle = color1; |
|
628
|
|
|
context.strokeText(options.unicodelabel, text_x + 1, 6); |
|
629
|
|
|
|
|
630
|
|
|
} |
|
631
|
|
|
|
|
632
|
|
|
canvas.fillColor = color0; |
|
633
|
|
|
|
|
634
|
|
|
return canvas; |
|
635
|
|
|
|
|
636
|
|
|
}; |
|
637
|
|
|
|
|
638
|
|
|
theoptions.scale = theoptions.scale || 1; |
|
639
|
|
|
theoptions.fontsize = theoptions.fontsize || 26; |
|
640
|
|
|
|
|
641
|
|
|
var markerCanvas = generateTransparentCanvas(theoptions), |
|
|
|
|
|
|
642
|
|
|
markerOpts = {}; |
|
643
|
|
|
|
|
644
|
|
|
var scale = theoptions.scale; |
|
|
|
|
|
|
645
|
|
|
/*if (theoptions.shadow) { |
|
646
|
|
|
scale = 0.9 * scale; |
|
647
|
|
|
}*/ |
|
648
|
|
|
theoptions.type = 'transparent'; |
|
649
|
|
|
|
|
650
|
|
|
Object.assign(markerOpts, theoptions); |
|
651
|
|
|
|
|
652
|
|
|
if (window.google && window.google.maps) { |
|
653
|
|
|
Object.assign(markerOpts, { |
|
654
|
|
|
size: new google.maps.Size(54 * scale, 48 * scale), |
|
|
|
|
|
|
655
|
|
|
origin: new google.maps.Point(0, 0), |
|
656
|
|
|
anchor: new google.maps.Point(27 * scale, 24 * scale), |
|
657
|
|
|
scaledSize: new google.maps.Size(54 * scale, 48 * scale) |
|
658
|
|
|
}); |
|
659
|
|
|
} |
|
660
|
|
|
var iconObj = new IconObject(markerCanvas, markerOpts); |
|
|
|
|
|
|
661
|
|
|
|
|
662
|
|
|
return iconObj; |
|
663
|
|
|
}; |
|
664
|
|
|
|
|
665
|
|
|
|
|
666
|
|
|
|
|
667
|
|
|
|
|
|
|
|
|
|
668
|
|
|
var MarkerFactory = { |
|
|
|
|
|
|
669
|
|
|
createTransparentMarkerIcon: createTransparentMarkerIcon, |
|
670
|
|
|
createFatMarkerIcon: createFatMarkerIcon, |
|
671
|
|
|
createTextMarker: createTextMarker, |
|
672
|
|
|
/** |
|
673
|
|
|
* Receives a color string rgb(a), hsl(a) or hex, returns its components |
|
674
|
|
|
* in rgba and hsla, with optional transparency |
|
675
|
|
|
* plus a darkened version (default is half of each RGB component) and a |
|
|
|
|
|
|
676
|
|
|
* |
|
677
|
|
|
* @param {string} somecolor - A color string in rgb(a), hsl(a) or hex format |
|
678
|
|
|
* @param {Number} [opacity=1] - Opacity to apply to the color |
|
|
|
|
|
|
679
|
|
|
* @param {Number} [darkenfactor=1] - How much darker should the resulting color be |
|
|
|
|
|
|
680
|
|
|
* |
|
|
|
|
|
|
681
|
|
|
* @return {Object} input color parsed and modified as requested |
|
682
|
|
|
*/ |
|
683
|
|
|
parseColorString: function (somecolor, opacity, darkenfactor) { |
|
684
|
|
|
var parsedcolor = { |
|
|
|
|
|
|
685
|
|
|
original: somecolor |
|
686
|
|
|
}, |
|
687
|
|
|
hsl, rgb; |
|
688
|
|
|
|
|
689
|
|
|
darkenfactor = darkenfactor || 1; |
|
690
|
|
|
opacity = opacity || 1; |
|
691
|
|
|
|
|
692
|
|
|
if (somecolor.indexOf('hsl') !== -1) { |
|
693
|
|
|
hsl = parseHSL(somecolor, opacity); |
|
694
|
|
|
rgb = hslToRGB(hsl.h, hsl.s, hsl.l, hsl.a, darkenfactor); |
|
695
|
|
|
|
|
696
|
|
|
} else { |
|
697
|
|
|
if (somecolor.indexOf('rgb') !== -1) { |
|
|
|
|
|
|
698
|
|
|
rgb = parseRGB(somecolor, opacity, darkenfactor); |
|
699
|
|
|
} else { |
|
700
|
|
|
rgb = parseHex(somecolor, opacity, darkenfactor); |
|
701
|
|
|
} |
|
702
|
|
|
|
|
703
|
|
|
|
|
704
|
|
|
} |
|
705
|
|
|
|
|
706
|
|
|
|
|
707
|
|
|
hsl = rgbToHSL(rgb.r, rgb.g, rgb.b, rgb.a); |
|
708
|
|
|
|
|
709
|
|
|
|
|
710
|
|
|
parsedcolor.hsl = { |
|
711
|
|
|
h: hsl.h, |
|
712
|
|
|
s: hsl.s, |
|
713
|
|
|
l: hsl.l, |
|
714
|
|
|
a: hsl.a |
|
715
|
|
|
}; |
|
716
|
|
|
parsedcolor.rgb = { |
|
717
|
|
|
r: rgb.r, |
|
718
|
|
|
g: rgb.g, |
|
719
|
|
|
b: rgb.b, |
|
720
|
|
|
a: rgb.a |
|
721
|
|
|
}; |
|
722
|
|
|
|
|
723
|
|
|
|
|
724
|
|
|
|
|
|
|
|
|
|
725
|
|
|
parsedcolor.fillColor = rgb.fillColor; |
|
726
|
|
|
parsedcolor.rgba = rgb.fillColor; |
|
727
|
|
|
parsedcolor.hsla = hsl.fillColor; |
|
728
|
|
|
parsedcolor.strokeColor = rgb.strokeColor; |
|
729
|
|
|
parsedcolor.hex = ['#', padHex(rgb.r.toString(16)), padHex(rgb.g.toString(16)), padHex(rgb.b.toString(16))].join(''); |
|
730
|
|
|
return parsedcolor; |
|
731
|
|
|
}, |
|
732
|
|
|
/** |
|
733
|
|
|
* Generates an google maps marker (or an image as dataurl from the given options) |
|
734
|
|
|
* |
|
735
|
|
|
* @param {Object} options The options |
|
736
|
|
|
* @return {Object} { description_of_the_return_value } |
|
737
|
|
|
*/ |
|
738
|
|
|
autoIcon: function (options) { |
|
739
|
|
|
|
|
740
|
|
|
if (typeof (options) !== 'object') { |
|
741
|
|
|
console.warn('autoIcon expects an object as its only parameter'); |
|
742
|
|
|
return null; |
|
743
|
|
|
} |
|
744
|
|
|
|
|
745
|
|
|
options.label = String(options.label || 'A'); |
|
746
|
|
|
options.color = options.color || '#FF0000'; |
|
747
|
|
|
|
|
748
|
|
|
// unless explicitly set to false, the icon doesn't have a marker-like wrapper |
|
749
|
|
|
if (options.transparent_background === undefined) { |
|
750
|
|
|
options.transparent_background = true; |
|
751
|
|
|
} |
|
752
|
|
|
|
|
753
|
|
|
if (options.label.length === 4 || options.label.substring(0, 2) === '0x') { |
|
754
|
|
|
|
|
755
|
|
|
|
|
756
|
|
|
options.font = options.font || 'fontello'; |
|
757
|
|
|
options.label = (options.label || 'e836').slice(-4); |
|
758
|
|
|
options.unicodelabel = String.fromCharCode('0x' + options.label); |
|
759
|
|
|
options.scale = options.scale || 1; |
|
760
|
|
|
|
|
761
|
|
|
if (options.transparent_background) { |
|
762
|
|
|
console.log('createTransparentMarkerIcon', options.font); |
|
|
|
|
|
|
763
|
|
|
return MarkerFactory.createTransparentMarkerIcon(options); |
|
764
|
|
|
} else { |
|
765
|
|
|
console.log('createFatMarkerIcon', options.font); |
|
766
|
|
|
return MarkerFactory.createFatMarkerIcon(options); |
|
767
|
|
|
} |
|
768
|
|
|
} else if (options.shadow) { |
|
769
|
|
|
return createClusterIcon(options); |
|
770
|
|
|
} else { |
|
771
|
|
|
options.scale = options.scale || 0.75; |
|
772
|
|
|
options.label = String(options.label || 'A'); |
|
773
|
|
|
options.fontsize = options.fontsize || 11; |
|
774
|
|
|
options.font = options.font || 'Arial'; |
|
775
|
|
|
// This is text I should print literally |
|
776
|
|
|
return MarkerFactory.createTextMarker(options); |
|
777
|
|
|
} |
|
778
|
|
|
|
|
779
|
|
|
} |
|
780
|
|
|
}; |
|
781
|
|
|
|
|
782
|
|
|
|
|
783
|
|
|
export { |
|
784
|
|
|
MarkerFactory |
|
785
|
|
|
}; |
|
786
|
|
|
export default MarkerFactory; |
|
|
|
|
|