1 | define(["dojo/_base/lang", "./_base", "./matrix", "dojo/_base/Color", "dojo/_base/array", "dojo/_base/fx", "dojo/_base/connect", "dojo/sniff"], |
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2 | function(lang, g, m, Color, arr, fx, Hub, has){ |
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3 | var fxg = g.fx = {}; |
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4 | |
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5 | // Generic interpolators. Should they be moved to dojox.fx? |
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6 | |
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7 | function InterpolNumber(start, end){ |
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8 | this.start = start, this.end = end; |
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9 | } |
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10 | InterpolNumber.prototype.getValue = function(r){ |
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11 | return (this.end - this.start) * r + this.start; |
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12 | }; |
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13 | |
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14 | function InterpolUnit(start, end, units){ |
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15 | this.start = start, this.end = end; |
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16 | this.units = units; |
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17 | } |
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18 | InterpolUnit.prototype.getValue = function(r){ |
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19 | return (this.end - this.start) * r + this.start + this.units; |
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20 | }; |
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21 | |
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22 | function InterpolColor(start, end){ |
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23 | this.start = start, this.end = end; |
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24 | this.temp = new Color(); |
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25 | } |
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26 | InterpolColor.prototype.getValue = function(r){ |
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27 | return Color.blendColors(this.start, this.end, r, this.temp); |
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28 | }; |
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29 | |
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30 | function InterpolValues(values){ |
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31 | this.values = values; |
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32 | this.length = values.length; |
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33 | } |
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34 | InterpolValues.prototype.getValue = function(r){ |
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35 | return this.values[Math.min(Math.floor(r * this.length), this.length - 1)]; |
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36 | }; |
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37 | |
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38 | function InterpolObject(values, def){ |
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39 | this.values = values; |
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40 | this.def = def ? def : {}; |
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41 | } |
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42 | InterpolObject.prototype.getValue = function(r){ |
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43 | var ret = lang.clone(this.def); |
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44 | for(var i in this.values){ |
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45 | ret[i] = this.values[i].getValue(r); |
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46 | } |
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47 | return ret; |
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48 | }; |
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49 | |
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50 | function InterpolTransform(stack, original){ |
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51 | this.stack = stack; |
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52 | this.original = original; |
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53 | } |
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54 | InterpolTransform.prototype.getValue = function(r){ |
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55 | var ret = []; |
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56 | arr.forEach(this.stack, function(t){ |
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57 | if(t instanceof m.Matrix2D){ |
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58 | ret.push(t); |
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59 | return; |
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60 | } |
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61 | if(t.name == "original" && this.original){ |
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62 | ret.push(this.original); |
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63 | return; |
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64 | } |
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65 | // Adding support for custom matrices |
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66 | if(t.name == "matrix"){ |
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67 | if((t.start instanceof m.Matrix2D) && (t.end instanceof m.Matrix2D)){ |
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68 | var transfMatrix = new m.Matrix2D(); |
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69 | for(var p in t.start) { |
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70 | transfMatrix[p] = (t.end[p] - t.start[p])*r + t.start[p]; |
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71 | } |
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72 | ret.push(transfMatrix); |
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73 | } |
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74 | return; |
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75 | } |
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76 | if(!(t.name in m)){ return; } |
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77 | var f = m[t.name]; |
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78 | if(typeof f != "function"){ |
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79 | // constant |
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80 | ret.push(f); |
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81 | return; |
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82 | } |
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83 | var val = arr.map(t.start, function(v, i){ |
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84 | return (t.end[i] - v) * r + v; |
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85 | }), |
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86 | matrix = f.apply(m, val); |
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87 | if(matrix instanceof m.Matrix2D){ |
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88 | ret.push(matrix); |
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89 | } |
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90 | }, this); |
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91 | return ret; |
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92 | }; |
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93 | |
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94 | var transparent = new Color(0, 0, 0, 0); |
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95 | |
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96 | function getColorInterpol(prop, obj, name, def){ |
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97 | if(prop.values){ |
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98 | return new InterpolValues(prop.values); |
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99 | } |
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100 | var value, start, end; |
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101 | if(prop.start){ |
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102 | start = g.normalizeColor(prop.start); |
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103 | }else{ |
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104 | start = value = obj ? (name ? obj[name] : obj) : def; |
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105 | } |
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106 | if(prop.end){ |
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107 | end = g.normalizeColor(prop.end); |
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108 | }else{ |
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109 | if(!value){ |
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110 | value = obj ? (name ? obj[name] : obj) : def; |
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111 | } |
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112 | end = value; |
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113 | } |
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114 | return new InterpolColor(start, end); |
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115 | } |
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116 | |
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117 | function getNumberInterpol(prop, obj, name, def){ |
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118 | if(prop.values){ |
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119 | return new InterpolValues(prop.values); |
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120 | } |
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121 | var value, start, end; |
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122 | if(prop.start){ |
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123 | start = prop.start; |
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124 | }else{ |
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125 | start = value = obj ? obj[name] : def; |
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126 | } |
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127 | if(prop.end){ |
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128 | end = prop.end; |
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129 | }else{ |
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130 | if(typeof value != "number"){ |
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131 | value = obj ? obj[name] : def; |
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132 | } |
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133 | end = value; |
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134 | } |
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135 | return new InterpolNumber(start, end); |
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136 | } |
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137 | |
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138 | fxg.animateStroke = function(/*Object*/ args){ |
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139 | // summary: |
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140 | // Returns an animation which will change stroke properties over time. |
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141 | // args: |
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142 | // an object defining the animation setting. |
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143 | // example: |
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144 | // | fxg.animateStroke{{ |
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145 | // | shape: shape, |
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146 | // | duration: 500, |
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147 | // | color: {start: "red", end: "green"}, |
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148 | // | width: {end: 15}, |
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149 | // | join: {values: ["miter", "bevel", "round"]} |
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150 | // | }).play(); |
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151 | if(!args.easing){ args.easing = fx._defaultEasing; } |
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152 | var anim = new fx.Animation(args), shape = args.shape, stroke; |
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153 | Hub.connect(anim, "beforeBegin", anim, function(){ |
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154 | stroke = shape.getStroke(); |
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155 | var prop = args.color, values = {}, value, start, end; |
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156 | if(prop){ |
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157 | values.color = getColorInterpol(prop, stroke, "color", transparent); |
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158 | } |
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159 | prop = args.style; |
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160 | if(prop && prop.values){ |
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161 | values.style = new InterpolValues(prop.values); |
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162 | } |
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163 | prop = args.width; |
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164 | if(prop){ |
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165 | values.width = getNumberInterpol(prop, stroke, "width", 1); |
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166 | } |
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167 | prop = args.cap; |
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168 | if(prop && prop.values){ |
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169 | values.cap = new InterpolValues(prop.values); |
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170 | } |
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171 | prop = args.join; |
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172 | if(prop){ |
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173 | if(prop.values){ |
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174 | values.join = new InterpolValues(prop.values); |
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175 | }else{ |
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176 | start = prop.start ? prop.start : (stroke && stroke.join || 0); |
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177 | end = prop.end ? prop.end : (stroke && stroke.join || 0); |
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178 | if(typeof start == "number" && typeof end == "number"){ |
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179 | values.join = new InterpolNumber(start, end); |
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180 | } |
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181 | } |
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182 | } |
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183 | this.curve = new InterpolObject(values, stroke); |
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184 | }); |
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185 | Hub.connect(anim, "onAnimate", shape, "setStroke"); |
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186 | return anim; // dojo.Animation |
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187 | }; |
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188 | |
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189 | fxg.animateFill = function(/*Object*/ args){ |
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190 | // summary: |
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191 | // Returns an animation which will change fill color over time. |
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192 | // Only solid fill color is supported at the moment |
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193 | // args: |
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194 | // an object defining the animation setting. |
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195 | // example: |
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196 | // | gfx.animateFill{{ |
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197 | // | shape: shape, |
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198 | // | duration: 500, |
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199 | // | color: {start: "red", end: "green"} |
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200 | // | }).play(); |
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201 | if(!args.easing){ args.easing = fx._defaultEasing; } |
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202 | var anim = new fx.Animation(args), shape = args.shape, fill; |
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203 | Hub.connect(anim, "beforeBegin", anim, function(){ |
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204 | fill = shape.getFill(); |
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205 | var prop = args.color, values = {}; |
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206 | if(prop){ |
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207 | this.curve = getColorInterpol(prop, fill, "", transparent); |
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208 | } |
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209 | }); |
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210 | Hub.connect(anim, "onAnimate", shape, "setFill"); |
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211 | return anim; // dojo.Animation |
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212 | }; |
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213 | |
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214 | fxg.animateFont = function(/*Object*/ args){ |
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215 | // summary: |
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216 | // Returns an animation which will change font properties over time. |
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217 | // args: |
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218 | // an object defining the animation setting. |
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219 | // example: |
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220 | // | gfx.animateFont{{ |
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221 | // | shape: shape, |
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222 | // | duration: 500, |
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223 | // | variant: {values: ["normal", "small-caps"]}, |
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224 | // | size: {end: 10, units: "pt"} |
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225 | // | }).play(); |
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226 | if(!args.easing){ args.easing = fx._defaultEasing; } |
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227 | var anim = new fx.Animation(args), shape = args.shape, font; |
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228 | Hub.connect(anim, "beforeBegin", anim, function(){ |
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229 | font = shape.getFont(); |
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230 | var prop = args.style, values = {}, value, start, end; |
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231 | if(prop && prop.values){ |
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232 | values.style = new InterpolValues(prop.values); |
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233 | } |
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234 | prop = args.variant; |
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235 | if(prop && prop.values){ |
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236 | values.variant = new InterpolValues(prop.values); |
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237 | } |
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238 | prop = args.weight; |
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239 | if(prop && prop.values){ |
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240 | values.weight = new InterpolValues(prop.values); |
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241 | } |
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242 | prop = args.family; |
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243 | if(prop && prop.values){ |
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244 | values.family = new InterpolValues(prop.values); |
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245 | } |
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246 | prop = args.size; |
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247 | if(prop && prop.units){ |
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248 | start = parseFloat(prop.start ? prop.start : (shape.font && shape.font.size || "0")); |
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249 | end = parseFloat(prop.end ? prop.end : (shape.font && shape.font.size || "0")); |
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250 | values.size = new InterpolUnit(start, end, prop.units); |
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251 | } |
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252 | this.curve = new InterpolObject(values, font); |
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253 | }); |
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254 | Hub.connect(anim, "onAnimate", shape, "setFont"); |
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255 | return anim; // dojo.Animation |
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256 | }; |
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257 | |
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258 | fxg.animateTransform = function(/*Object*/ args){ |
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259 | // summary: |
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260 | // Returns an animation which will change transformation over time. |
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261 | // args: |
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262 | // an object defining the animation setting. |
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263 | // example: |
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264 | // | gfx.animateTransform{{ |
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265 | // | shape: shape, |
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266 | // | duration: 500, |
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267 | // | transform: [ |
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268 | // | {name: "translate", start: [0, 0], end: [200, 200]}, |
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269 | // | {name: "original"} |
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270 | // | ] |
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271 | // | }).play(); |
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272 | if(!args.easing){ args.easing = fx._defaultEasing; } |
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273 | var anim = new fx.Animation(args), shape = args.shape, original; |
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274 | Hub.connect(anim, "beforeBegin", anim, function(){ |
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275 | original = shape.getTransform(); |
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276 | this.curve = new InterpolTransform(args.transform, original); |
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277 | }); |
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278 | Hub.connect(anim, "onAnimate", shape, "setTransform"); |
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279 | if(g.renderer === "svg" && has("ie") >= 10){ |
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280 | // fix http://bugs.dojotoolkit.org/ticket/16879 |
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281 | var handlers = [ |
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282 | Hub.connect(anim, "onBegin", anim, function(){ |
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283 | var parent = shape.getParent(); |
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284 | while(parent && parent.getParent){ |
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285 | parent = parent.getParent(); |
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286 | } |
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287 | if(parent){ |
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288 | shape.__svgContainer = parent.rawNode.parentNode; |
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289 | } |
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290 | }), |
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291 | Hub.connect(anim, "onAnimate", anim, function(){ |
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292 | try{ |
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293 | if(shape.__svgContainer){ |
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294 | var ov = shape.__svgContainer.style.visibility; |
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295 | shape.__svgContainer.style.visibility = "visible"; |
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296 | var pokeNode = shape.__svgContainer.offsetHeight; |
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297 | shape.__svgContainer.style.visibility = ov; |
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298 | } |
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299 | }catch(e){} |
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300 | }), |
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301 | Hub.connect(anim, "onEnd", anim, function(){ |
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302 | arr.forEach(handlers, Hub.disconnect); |
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303 | if(shape.__svgContainer){ |
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304 | var ov = shape.__svgContainer.style.visibility; |
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305 | var sn = shape.__svgContainer; |
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306 | shape.__svgContainer.style.visibility = "visible"; |
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307 | setTimeout(function(){ |
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308 | try{ |
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309 | sn.style.visibility = ov; |
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310 | sn = null; |
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311 | }catch(e){} |
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312 | },100); |
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313 | } |
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314 | delete shape.__svgContainer; |
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315 | }) |
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316 | ]; |
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317 | } |
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318 | return anim; // dojo.Animation |
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319 | }; |
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320 | |
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321 | return fxg; |
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322 | }); |
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