1 | <!DOCTYPE html>
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2 | <html>
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3 | <head>
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4 | <meta charset="UTF-8">
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5 | <title>Rectangle</title>
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6 | <base target="class-frame">
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7 | <link href="../assets/css/docs.css" rel="stylesheet" type="text/css">
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8 | <script src="../assets/js/paper.js"></script>
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9 | <script src="../assets/js/jquery.js"></script>
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10 | <script src="../assets/js/codemirror.js"></script>
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11 | <script src="../assets/js/docs.js"></script>
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12 | </head>
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13 | <body class="reference">
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14 | <div class="reference-class">
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15 | <h1>Rectangle</h1>
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16 |
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17 | <p>A Rectangle specifies an area that is enclosed by it's top-left
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18 | point (x, y), its width, and its height. It should not be confused with a
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19 | rectangular path, it is not an item.</p>
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20 |
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21 | </div>
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22 |
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23 | <!-- ============================== constructors ========================= -->
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24 | <div class="reference-members"><h2>Constructors</h2>
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25 |
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26 |
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27 | <div id="rectangle-point-size" class="member">
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28 | <div class="member-link">
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29 | <a name="rectangle-point-size" href="#rectangle-point-size"><tt><b>Rectangle</b>(point, size)</tt></a>
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30 | </div>
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31 | <div class="member-description hidden">
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32 | <div class="member-text">
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33 | <p>Creates a Rectangle object.</p>
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34 |
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35 | <ul><b>Parameters:</b>
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36 |
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37 | <li>
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38 | <tt>point:</tt>
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39 | <a href="../classes/Point.html"><tt>Point</tt></a>
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40 | — the top-left point of the rectangle
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41 |
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42 | </li>
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43 |
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44 | <li>
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45 | <tt>size:</tt>
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46 | <a href="../classes/Size.html"><tt>Size</tt></a>
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47 | — the size of the rectangle
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48 |
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49 | </li>
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50 |
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51 | </ul>
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52 |
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53 |
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54 |
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55 |
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56 | </div>
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57 | </div>
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58 | </div>
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59 |
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60 |
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61 | <div id="rectangle-object" class="member">
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62 | <div class="member-link">
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63 | <a name="rectangle-object" href="#rectangle-object"><tt><b>Rectangle</b>(object)</tt></a>
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64 | </div>
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65 | <div class="member-description hidden">
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66 | <div class="member-text">
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67 | <p>Creates a Rectangle object.</p>
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68 |
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69 | <ul><b>Parameters:</b>
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70 |
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71 | <li>
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72 | <tt>object:</tt>
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73 | <tt>Object</tt>
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74 | — an object containing properties to be set on the
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75 | rectangle.
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76 |
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77 | </li>
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78 |
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79 | </ul>
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80 |
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81 |
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82 | <p>
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83 | <b>Example</b> — Create a rectangle between {x: 20, y: 20} and {x: 80, y:80}
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84 | </p>
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85 |
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86 |
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87 | <pre class="code">var rectangle = new Rectangle({
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88 | point: [20, 20],
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89 | size: [60, 60]
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90 | });</pre>
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91 |
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92 | <p>
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93 | <b>Example</b> — Create a rectangle between {x: 20, y: 20} and {x: 80, y:80}
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94 | </p>
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95 |
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96 |
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97 | <pre class="code">var rectangle = new Rectangle({
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98 | from: [20, 20],
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99 | to: [80, 80]
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100 | });</pre>
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101 |
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102 |
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103 | </div>
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104 | </div>
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105 | </div>
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106 |
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107 |
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108 | <div id="rectangle-x-y-width-height" class="member">
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109 | <div class="member-link">
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110 | <a name="rectangle-x-y-width-height" href="#rectangle-x-y-width-height"><tt><b>Rectangle</b>(x, y, width, height)</tt></a>
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111 | </div>
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112 | <div class="member-description hidden">
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113 | <div class="member-text">
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114 | <p>Creates a rectangle object.</p>
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115 |
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116 | <ul><b>Parameters:</b>
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117 |
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118 | <li>
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119 | <tt>x:</tt>
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120 | <tt>Number</tt>
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121 | — the left coordinate
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122 |
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123 | </li>
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124 |
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125 | <li>
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126 | <tt>y:</tt>
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127 | <tt>Number</tt>
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128 | — the top coordinate
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129 |
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130 | </li>
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131 |
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132 | <li>
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133 | <tt>width:</tt>
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134 | <tt>Number</tt>
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135 |
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136 |
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137 | </li>
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138 |
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139 | <li>
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140 | <tt>height:</tt>
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141 | <tt>Number</tt>
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142 |
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143 |
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144 | </li>
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145 |
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146 | </ul>
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147 |
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148 |
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149 |
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150 |
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151 | </div>
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152 | </div>
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153 | </div>
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154 |
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155 |
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156 | <div id="rectangle-from-to" class="member">
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157 | <div class="member-link">
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158 | <a name="rectangle-from-to" href="#rectangle-from-to"><tt><b>Rectangle</b>(from, to)</tt></a>
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159 | </div>
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160 | <div class="member-description hidden">
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161 | <div class="member-text">
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162 | <p>Creates a rectangle object from the passed points. These do not
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163 | necessarily need to be the top left and bottom right corners, the
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164 | constructor figures out how to fit a rectangle between them.</p>
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165 |
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166 | <ul><b>Parameters:</b>
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167 |
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168 | <li>
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169 | <tt>from:</tt>
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170 | <a href="../classes/Point.html"><tt>Point</tt></a>
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171 | — The first point defining the rectangle
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172 |
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173 | </li>
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174 |
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175 | <li>
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176 | <tt>to:</tt>
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177 | <a href="../classes/Point.html"><tt>Point</tt></a>
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178 | — The second point defining the rectangle
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179 |
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180 | </li>
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181 |
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182 | </ul>
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183 |
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184 |
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185 |
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186 |
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187 | </div>
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188 | </div>
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189 | </div>
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190 |
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191 |
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192 | <div id="rectangle-rt" class="member">
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193 | <div class="member-link">
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194 | <a name="rectangle-rt" href="#rectangle-rt"><tt><b>Rectangle</b>(rt)</tt></a>
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195 | </div>
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196 | <div class="member-description hidden">
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197 | <div class="member-text">
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198 | <p>Creates a new rectangle object from the passed rectangle object.</p>
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199 |
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200 | <ul><b>Parameters:</b>
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201 |
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202 | <li>
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203 | <tt>rt:</tt>
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204 | <a href="../classes/Rectangle.html"><tt>Rectangle</tt></a>
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205 |
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206 |
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207 | </li>
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208 |
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209 | </ul>
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210 |
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211 |
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212 |
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213 |
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214 | </div>
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215 | </div>
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216 | </div>
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217 |
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218 | </div>
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219 |
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220 |
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221 |
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222 |
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223 |
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224 | <div class="reference-members"><h2>Properties</h2>
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225 |
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226 |
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227 | <div id="x" class="member">
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228 | <div class="member-link">
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229 | <a name="x" href="#x"><tt><b>x</b></tt></a>
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230 | </div>
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231 | <div class="member-description hidden">
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232 |
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233 | <div class="member-text">
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234 | <p>The x position of the rectangle.</p>
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235 |
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236 |
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237 | <ul><b>Type:</b>
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238 | <li>
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239 | <tt>Number</tt>
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240 | </li>
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241 | </ul>
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242 |
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243 |
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244 | </div>
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245 |
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246 | </div>
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247 | </div>
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248 |
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249 |
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250 | <div id="y" class="member">
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251 | <div class="member-link">
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252 | <a name="y" href="#y"><tt><b>y</b></tt></a>
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253 | </div>
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254 | <div class="member-description hidden">
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255 |
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256 | <div class="member-text">
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257 | <p>The y position of the rectangle.</p>
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258 |
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259 |
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260 | <ul><b>Type:</b>
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261 | <li>
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262 | <tt>Number</tt>
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263 | </li>
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264 | </ul>
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265 |
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266 |
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267 | </div>
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268 |
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269 | </div>
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270 | </div>
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271 |
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272 |
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273 | <div id="width" class="member">
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274 | <div class="member-link">
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275 | <a name="width" href="#width"><tt><b>width</b></tt></a>
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276 | </div>
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277 | <div class="member-description hidden">
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278 |
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279 | <div class="member-text">
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280 | <p>The width of the rectangle.</p>
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281 |
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282 |
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283 | <ul><b>Type:</b>
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284 | <li>
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285 | <tt>Number</tt>
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286 | </li>
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287 | </ul>
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288 |
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289 |
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290 | </div>
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291 |
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292 | </div>
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293 | </div>
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294 |
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295 |
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296 | <div id="height" class="member">
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297 | <div class="member-link">
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298 | <a name="height" href="#height"><tt><b>height</b></tt></a>
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299 | </div>
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300 | <div class="member-description hidden">
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301 |
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302 | <div class="member-text">
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303 | <p>The height of the rectangle.</p>
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304 |
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305 |
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306 | <ul><b>Type:</b>
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307 | <li>
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308 | <tt>Number</tt>
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309 | </li>
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310 | </ul>
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311 |
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312 |
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313 | </div>
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314 |
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315 | </div>
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316 | </div>
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317 |
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318 |
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319 | <div id="point" class="member">
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320 | <div class="member-link">
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321 | <a name="point" href="#point"><tt><b>point</b></tt></a>
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322 | </div>
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323 | <div class="member-description hidden">
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324 |
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325 | <div class="member-text">
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326 | <p>The top-left point of the rectangle</p>
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327 |
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328 |
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329 | <ul><b>Type:</b>
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330 | <li>
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331 | <a href="../classes/Point.html"><tt>Point</tt></a>
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332 | </li>
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333 | </ul>
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334 |
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335 |
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336 | </div>
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337 |
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338 | </div>
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339 | </div>
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340 |
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341 |
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342 | <div id="size" class="member">
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343 | <div class="member-link">
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344 | <a name="size" href="#size"><tt><b>size</b></tt></a>
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345 | </div>
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346 | <div class="member-description hidden">
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347 |
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348 | <div class="member-text">
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349 | <p>The size of the rectangle</p>
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350 |
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351 |
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352 | <ul><b>Type:</b>
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353 | <li>
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354 | <a href="../classes/Size.html"><tt>Size</tt></a>
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355 | </li>
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356 | </ul>
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357 |
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358 |
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359 | </div>
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360 |
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361 | </div>
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362 | </div>
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363 |
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364 |
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365 | <h3>Side Positions</h3>
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366 |
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367 | <div id="left" class="member">
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368 | <div class="member-link">
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369 | <a name="left" href="#left"><tt><b>left</b></tt></a>
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370 | </div>
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371 | <div class="member-description hidden">
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372 |
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373 | <div class="member-text">
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374 | <p>The position of the left hand side of the rectangle. Note that this
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375 | doesn't move the whole rectangle; the right hand side stays where it was.</p>
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376 |
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377 |
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378 | <ul><b>Type:</b>
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379 | <li>
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380 | <tt>Number</tt>
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381 | </li>
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382 | </ul>
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383 |
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384 |
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385 | </div>
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386 |
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387 | </div>
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388 | </div>
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389 |
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390 |
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391 | <div id="top" class="member">
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392 | <div class="member-link">
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393 | <a name="top" href="#top"><tt><b>top</b></tt></a>
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394 | </div>
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395 | <div class="member-description hidden">
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396 |
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397 | <div class="member-text">
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398 | <p>The top coordinate of the rectangle. Note that this doesn't move the
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399 | whole rectangle: the bottom won't move.</p>
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400 |
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401 |
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402 | <ul><b>Type:</b>
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403 | <li>
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404 | <tt>Number</tt>
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405 | </li>
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406 | </ul>
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407 |
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408 |
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409 | </div>
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410 |
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411 | </div>
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412 | </div>
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413 |
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414 |
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415 | <div id="right" class="member">
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416 | <div class="member-link">
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417 | <a name="right" href="#right"><tt><b>right</b></tt></a>
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418 | </div>
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419 | <div class="member-description hidden">
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420 |
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421 | <div class="member-text">
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422 | <p>The position of the right hand side of the rectangle. Note that this
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423 | doesn't move the whole rectangle; the left hand side stays where it was.</p>
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424 |
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425 |
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426 | <ul><b>Type:</b>
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427 | <li>
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428 | <tt>Number</tt>
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429 | </li>
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430 | </ul>
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431 |
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432 |
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433 | </div>
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434 |
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435 | </div>
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436 | </div>
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437 |
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438 |
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439 | <div id="bottom" class="member">
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440 | <div class="member-link">
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441 | <a name="bottom" href="#bottom"><tt><b>bottom</b></tt></a>
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442 | </div>
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443 | <div class="member-description hidden">
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444 |
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445 | <div class="member-text">
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446 | <p>The bottom coordinate of the rectangle. Note that this doesn't move the
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447 | whole rectangle: the top won't move.</p>
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448 |
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449 |
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450 | <ul><b>Type:</b>
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451 | <li>
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452 | <tt>Number</tt>
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453 | </li>
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454 | </ul>
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455 |
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456 |
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457 | </div>
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458 |
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459 | </div>
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460 | </div>
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461 |
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462 |
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463 | <h3>Corner and Center Point Positions</h3>
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464 |
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465 | <div id="center" class="member">
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466 | <div class="member-link">
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467 | <a name="center" href="#center"><tt><b>center</b></tt></a>
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468 | </div>
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469 | <div class="member-description hidden">
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470 |
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471 | <div class="member-text">
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472 | <p>The center point of the rectangle.</p>
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473 |
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474 |
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475 | <ul><b>Type:</b>
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476 | <li>
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477 | <a href="../classes/Point.html"><tt>Point</tt></a>
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478 | </li>
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479 | </ul>
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480 |
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481 |
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482 | </div>
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483 |
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484 | </div>
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485 | </div>
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486 |
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487 |
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488 | <div id="topleft" class="member">
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489 | <div class="member-link">
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490 | <a name="topleft" href="#topleft"><tt><b>topLeft</b></tt></a>
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491 | </div>
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492 | <div class="member-description hidden">
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493 |
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494 | <div class="member-text">
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495 | <p>The top-left point of the rectangle.</p>
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496 |
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497 |
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498 | <ul><b>Type:</b>
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499 | <li>
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500 | <a href="../classes/Point.html"><tt>Point</tt></a>
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501 | </li>
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502 | </ul>
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503 |
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504 |
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505 | </div>
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506 |
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507 | </div>
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508 | </div>
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509 |
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510 |
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511 | <div id="topright" class="member">
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512 | <div class="member-link">
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513 | <a name="topright" href="#topright"><tt><b>topRight</b></tt></a>
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514 | </div>
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515 | <div class="member-description hidden">
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516 |
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517 | <div class="member-text">
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518 | <p>The top-right point of the rectangle.</p>
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519 |
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520 |
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521 | <ul><b>Type:</b>
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522 | <li>
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523 | <a href="../classes/Point.html"><tt>Point</tt></a>
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524 | </li>
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525 | </ul>
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526 |
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527 |
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528 | </div>
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529 |
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530 | </div>
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531 | </div>
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532 |
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533 |
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534 | <div id="bottomleft" class="member">
|
---|
535 | <div class="member-link">
|
---|
536 | <a name="bottomleft" href="#bottomleft"><tt><b>bottomLeft</b></tt></a>
|
---|
537 | </div>
|
---|
538 | <div class="member-description hidden">
|
---|
539 |
|
---|
540 | <div class="member-text">
|
---|
541 | <p>The bottom-left point of the rectangle.</p>
|
---|
542 |
|
---|
543 |
|
---|
544 | <ul><b>Type:</b>
|
---|
545 | <li>
|
---|
546 | <a href="../classes/Point.html"><tt>Point</tt></a>
|
---|
547 | </li>
|
---|
548 | </ul>
|
---|
549 |
|
---|
550 |
|
---|
551 | </div>
|
---|
552 |
|
---|
553 | </div>
|
---|
554 | </div>
|
---|
555 |
|
---|
556 |
|
---|
557 | <div id="bottomright" class="member">
|
---|
558 | <div class="member-link">
|
---|
559 | <a name="bottomright" href="#bottomright"><tt><b>bottomRight</b></tt></a>
|
---|
560 | </div>
|
---|
561 | <div class="member-description hidden">
|
---|
562 |
|
---|
563 | <div class="member-text">
|
---|
564 | <p>The bottom-right point of the rectangle.</p>
|
---|
565 |
|
---|
566 |
|
---|
567 | <ul><b>Type:</b>
|
---|
568 | <li>
|
---|
569 | <a href="../classes/Point.html"><tt>Point</tt></a>
|
---|
570 | </li>
|
---|
571 | </ul>
|
---|
572 |
|
---|
573 |
|
---|
574 | </div>
|
---|
575 |
|
---|
576 | </div>
|
---|
577 | </div>
|
---|
578 |
|
---|
579 |
|
---|
580 | <div id="leftcenter" class="member">
|
---|
581 | <div class="member-link">
|
---|
582 | <a name="leftcenter" href="#leftcenter"><tt><b>leftCenter</b></tt></a>
|
---|
583 | </div>
|
---|
584 | <div class="member-description hidden">
|
---|
585 |
|
---|
586 | <div class="member-text">
|
---|
587 | <p>The left-center point of the rectangle.</p>
|
---|
588 |
|
---|
589 |
|
---|
590 | <ul><b>Type:</b>
|
---|
591 | <li>
|
---|
592 | <a href="../classes/Point.html"><tt>Point</tt></a>
|
---|
593 | </li>
|
---|
594 | </ul>
|
---|
595 |
|
---|
596 |
|
---|
597 | </div>
|
---|
598 |
|
---|
599 | </div>
|
---|
600 | </div>
|
---|
601 |
|
---|
602 |
|
---|
603 | <div id="topcenter" class="member">
|
---|
604 | <div class="member-link">
|
---|
605 | <a name="topcenter" href="#topcenter"><tt><b>topCenter</b></tt></a>
|
---|
606 | </div>
|
---|
607 | <div class="member-description hidden">
|
---|
608 |
|
---|
609 | <div class="member-text">
|
---|
610 | <p>The top-center point of the rectangle.</p>
|
---|
611 |
|
---|
612 |
|
---|
613 | <ul><b>Type:</b>
|
---|
614 | <li>
|
---|
615 | <a href="../classes/Point.html"><tt>Point</tt></a>
|
---|
616 | </li>
|
---|
617 | </ul>
|
---|
618 |
|
---|
619 |
|
---|
620 | </div>
|
---|
621 |
|
---|
622 | </div>
|
---|
623 | </div>
|
---|
624 |
|
---|
625 |
|
---|
626 | <div id="rightcenter" class="member">
|
---|
627 | <div class="member-link">
|
---|
628 | <a name="rightcenter" href="#rightcenter"><tt><b>rightCenter</b></tt></a>
|
---|
629 | </div>
|
---|
630 | <div class="member-description hidden">
|
---|
631 |
|
---|
632 | <div class="member-text">
|
---|
633 | <p>The right-center point of the rectangle.</p>
|
---|
634 |
|
---|
635 |
|
---|
636 | <ul><b>Type:</b>
|
---|
637 | <li>
|
---|
638 | <a href="../classes/Point.html"><tt>Point</tt></a>
|
---|
639 | </li>
|
---|
640 | </ul>
|
---|
641 |
|
---|
642 |
|
---|
643 | </div>
|
---|
644 |
|
---|
645 | </div>
|
---|
646 | </div>
|
---|
647 |
|
---|
648 |
|
---|
649 | <div id="bottomcenter" class="member">
|
---|
650 | <div class="member-link">
|
---|
651 | <a name="bottomcenter" href="#bottomcenter"><tt><b>bottomCenter</b></tt></a>
|
---|
652 | </div>
|
---|
653 | <div class="member-description hidden">
|
---|
654 |
|
---|
655 | <div class="member-text">
|
---|
656 | <p>The bottom-center point of the rectangle.</p>
|
---|
657 |
|
---|
658 |
|
---|
659 | <ul><b>Type:</b>
|
---|
660 | <li>
|
---|
661 | <a href="../classes/Point.html"><tt>Point</tt></a>
|
---|
662 | </li>
|
---|
663 | </ul>
|
---|
664 |
|
---|
665 |
|
---|
666 | </div>
|
---|
667 |
|
---|
668 | </div>
|
---|
669 | </div>
|
---|
670 |
|
---|
671 |
|
---|
672 | <h3>Item Bounds</h3>
|
---|
673 |
|
---|
674 | <div id="selected" class="member">
|
---|
675 | <div class="member-link">
|
---|
676 | <a name="selected" href="#selected"><tt><b>selected</b></tt></a>
|
---|
677 | </div>
|
---|
678 | <div class="member-description hidden">
|
---|
679 |
|
---|
680 | <div class="member-text">
|
---|
681 | <p>Specifies whether an item's bounds are selected and will also
|
---|
682 | mark the item as selected.</p>
|
---|
683 | <p>Paper.js draws the visual bounds of selected items on top of your
|
---|
684 | project. This can be useful for debugging.</p>
|
---|
685 |
|
---|
686 |
|
---|
687 | <ul><b>Type:</b>
|
---|
688 | <li>
|
---|
689 | <tt>Boolean</tt>
|
---|
690 | </li>
|
---|
691 | </ul>
|
---|
692 |
|
---|
693 |
|
---|
694 | </div>
|
---|
695 |
|
---|
696 | </div>
|
---|
697 | </div>
|
---|
698 |
|
---|
699 | </div>
|
---|
700 |
|
---|
701 |
|
---|
702 |
|
---|
703 | <!-- ============================== methods ================================ -->
|
---|
704 | <div class="reference-members"><h2>Methods</h2>
|
---|
705 |
|
---|
706 |
|
---|
707 | <div id="clone" class="member">
|
---|
708 | <div class="member-link">
|
---|
709 | <a name="clone" href="#clone"><tt><b>clone</b>()</tt></a>
|
---|
710 | </div>
|
---|
711 | <div class="member-description hidden">
|
---|
712 | <div class="member-text">
|
---|
713 | <p>Returns a copy of the rectangle.</p>
|
---|
714 |
|
---|
715 |
|
---|
716 |
|
---|
717 |
|
---|
718 | </div>
|
---|
719 | </div>
|
---|
720 | </div>
|
---|
721 |
|
---|
722 |
|
---|
723 | <div id="equals-rect" class="member">
|
---|
724 | <div class="member-link">
|
---|
725 | <a name="equals-rect" href="#equals-rect"><tt><b>equals</b>(rect)</tt></a>
|
---|
726 | </div>
|
---|
727 | <div class="member-description hidden">
|
---|
728 | <div class="member-text">
|
---|
729 | <p>Checks whether the coordinates and size of the rectangle are equal to
|
---|
730 | that of the supplied rectangle.</p>
|
---|
731 |
|
---|
732 | <ul><b>Parameters:</b>
|
---|
733 |
|
---|
734 | <li>
|
---|
735 | <tt>rect:</tt>
|
---|
736 | <a href="../classes/Rectangle.html"><tt>Rectangle</tt></a>
|
---|
737 |
|
---|
738 |
|
---|
739 | </li>
|
---|
740 |
|
---|
741 | </ul>
|
---|
742 |
|
---|
743 |
|
---|
744 | <ul><b>Returns:</b>
|
---|
745 |
|
---|
746 | <li>
|
---|
747 | <tt><tt>Boolean</tt></tt> — <tt>true</tt> if the rectangles are equal, <tt>false</tt> otherwise
|
---|
748 | </li>
|
---|
749 |
|
---|
750 | </ul>
|
---|
751 |
|
---|
752 |
|
---|
753 |
|
---|
754 | </div>
|
---|
755 | </div>
|
---|
756 | </div>
|
---|
757 |
|
---|
758 |
|
---|
759 | <div id="tostring" class="member">
|
---|
760 | <div class="member-link">
|
---|
761 | <a name="tostring" href="#tostring"><tt><b>toString</b>()</tt></a>
|
---|
762 | </div>
|
---|
763 | <div class="member-description hidden">
|
---|
764 | <div class="member-text">
|
---|
765 |
|
---|
766 |
|
---|
767 |
|
---|
768 | <ul><b>Returns:</b>
|
---|
769 |
|
---|
770 | <li>
|
---|
771 | <tt><tt>String</tt></tt> — a string representation of this rectangle
|
---|
772 | </li>
|
---|
773 |
|
---|
774 | </ul>
|
---|
775 |
|
---|
776 |
|
---|
777 |
|
---|
778 | </div>
|
---|
779 | </div>
|
---|
780 | </div>
|
---|
781 |
|
---|
782 |
|
---|
783 | <div id="isempty" class="member">
|
---|
784 | <div class="member-link">
|
---|
785 | <a name="isempty" href="#isempty"><tt><b>isEmpty</b>()</tt></a>
|
---|
786 | </div>
|
---|
787 | <div class="member-description hidden">
|
---|
788 | <div class="member-text">
|
---|
789 |
|
---|
790 |
|
---|
791 |
|
---|
792 | <ul><b>Returns:</b>
|
---|
793 |
|
---|
794 | <li>
|
---|
795 | <tt><tt>Boolean</tt></tt> — <tt>true</tt> the rectangle is empty, <tt>false</tt> otherwise
|
---|
796 | </li>
|
---|
797 |
|
---|
798 | </ul>
|
---|
799 |
|
---|
800 |
|
---|
801 |
|
---|
802 | </div>
|
---|
803 | </div>
|
---|
804 | </div>
|
---|
805 |
|
---|
806 |
|
---|
807 | <h3>Geometric Tests</h3>
|
---|
808 |
|
---|
809 | <div id="contains-point" class="member">
|
---|
810 | <div class="member-link">
|
---|
811 | <a name="contains-point" href="#contains-point"><tt><b>contains</b>(point)</tt></a>
|
---|
812 | </div>
|
---|
813 | <div class="member-description hidden">
|
---|
814 | <div class="member-text">
|
---|
815 | <p>Tests if the specified point is inside the boundary of the rectangle.</p>
|
---|
816 |
|
---|
817 | <ul><b>Parameters:</b>
|
---|
818 |
|
---|
819 | <li>
|
---|
820 | <tt>point:</tt>
|
---|
821 | <a href="../classes/Point.html"><tt>Point</tt></a>
|
---|
822 | — the specified point
|
---|
823 |
|
---|
824 | </li>
|
---|
825 |
|
---|
826 | </ul>
|
---|
827 |
|
---|
828 |
|
---|
829 | <ul><b>Returns:</b>
|
---|
830 |
|
---|
831 | <li>
|
---|
832 | <tt><tt>Boolean</tt></tt> — <tt>true</tt> if the point is inside the rectangle's boundary, <tt>false</tt> otherwise
|
---|
833 | </li>
|
---|
834 |
|
---|
835 | </ul>
|
---|
836 |
|
---|
837 |
|
---|
838 | <p>
|
---|
839 | <b>Example</b> — Checking whether the mouse position falls within the bounding rectangle of an item:
|
---|
840 | </p>
|
---|
841 |
|
---|
842 | <div class="paperscript split">
|
---|
843 |
|
---|
844 | <div class="buttons">
|
---|
845 | <div class="button run">Run</div>
|
---|
846 | </div>
|
---|
847 |
|
---|
848 | <script type="text/paperscript" canvas="canvas-0">
|
---|
849 | // Create a circle shaped path at {x: 80, y: 50}
|
---|
850 | // with a radius of 30.
|
---|
851 | var circle = new Path.Circle(new Point(80, 50), 30);
|
---|
852 | circle.fillColor = 'red';
|
---|
853 |
|
---|
854 | function onMouseMove(event) {
|
---|
855 | // Check whether the mouse position intersects with the
|
---|
856 | // bounding box of the item:
|
---|
857 | if (circle.bounds.contains(event.point)) {
|
---|
858 | // If it intersects, fill it with green:
|
---|
859 | circle.fillColor = 'green';
|
---|
860 | } else {
|
---|
861 | // If it doesn't intersect, fill it with red:
|
---|
862 | circle.fillColor = 'red';
|
---|
863 | }
|
---|
864 | }
|
---|
865 | </script>
|
---|
866 | <div class="canvas"><canvas width="516" height="100" id="canvas-0"></canvas></div>
|
---|
867 | </div>
|
---|
868 |
|
---|
869 |
|
---|
870 | </div>
|
---|
871 | </div>
|
---|
872 | </div>
|
---|
873 |
|
---|
874 |
|
---|
875 | <div id="contains-rect" class="member">
|
---|
876 | <div class="member-link">
|
---|
877 | <a name="contains-rect" href="#contains-rect"><tt><b>contains</b>(rect)</tt></a>
|
---|
878 | </div>
|
---|
879 | <div class="member-description hidden">
|
---|
880 | <div class="member-text">
|
---|
881 | <p>Tests if the interior of the rectangle entirely contains the specified
|
---|
882 | rectangle.</p>
|
---|
883 |
|
---|
884 | <ul><b>Parameters:</b>
|
---|
885 |
|
---|
886 | <li>
|
---|
887 | <tt>rect:</tt>
|
---|
888 | <a href="../classes/Rectangle.html"><tt>Rectangle</tt></a>
|
---|
889 | — The specified rectangle
|
---|
890 |
|
---|
891 | </li>
|
---|
892 |
|
---|
893 | </ul>
|
---|
894 |
|
---|
895 |
|
---|
896 | <ul><b>Returns:</b>
|
---|
897 |
|
---|
898 | <li>
|
---|
899 | <tt><tt>Boolean</tt></tt> — <tt>true</tt> if the rectangle entirely contains the specified
|
---|
900 | rectangle, <tt>false</tt> otherwise
|
---|
901 | </li>
|
---|
902 |
|
---|
903 | </ul>
|
---|
904 |
|
---|
905 |
|
---|
906 | <p>
|
---|
907 | <b>Example</b> — Checking whether the bounding box of one item is contained within that of another item:
|
---|
908 | </p>
|
---|
909 |
|
---|
910 | <div class="paperscript split">
|
---|
911 |
|
---|
912 | <div class="buttons">
|
---|
913 | <div class="button run">Run</div>
|
---|
914 | </div>
|
---|
915 |
|
---|
916 | <script type="text/paperscript" canvas="canvas-1">
|
---|
917 | // All newly created paths will inherit these styles:
|
---|
918 | project.currentStyle = {
|
---|
919 | fillColor: 'green',
|
---|
920 | strokeColor: 'black'
|
---|
921 | };
|
---|
922 |
|
---|
923 | // Create a circle shaped path at {x: 80, y: 50}
|
---|
924 | // with a radius of 45.
|
---|
925 | var largeCircle = new Path.Circle(new Point(80, 50), 45);
|
---|
926 |
|
---|
927 | // Create a smaller circle shaped path in the same position
|
---|
928 | // with a radius of 30.
|
---|
929 | var circle = new Path.Circle(new Point(80, 50), 30);
|
---|
930 |
|
---|
931 | function onMouseMove(event) {
|
---|
932 | // Move the circle to the position of the mouse:
|
---|
933 | circle.position = event.point;
|
---|
934 |
|
---|
935 | // Check whether the bounding box of the smaller circle
|
---|
936 | // is contained within the bounding box of the larger item:
|
---|
937 | if (largeCircle.bounds.contains(circle.bounds)) {
|
---|
938 | // If it does, fill it with green:
|
---|
939 | circle.fillColor = 'green';
|
---|
940 | largeCircle.fillColor = 'green';
|
---|
941 | } else {
|
---|
942 | // If doesn't, fill it with red:
|
---|
943 | circle.fillColor = 'red';
|
---|
944 | largeCircle.fillColor = 'red';
|
---|
945 | }
|
---|
946 | }
|
---|
947 | </script>
|
---|
948 | <div class="canvas"><canvas width="516" height="100" id="canvas-1"></canvas></div>
|
---|
949 | </div>
|
---|
950 |
|
---|
951 |
|
---|
952 | </div>
|
---|
953 | </div>
|
---|
954 | </div>
|
---|
955 |
|
---|
956 |
|
---|
957 | <div id="intersects-rect" class="member">
|
---|
958 | <div class="member-link">
|
---|
959 | <a name="intersects-rect" href="#intersects-rect"><tt><b>intersects</b>(rect)</tt></a>
|
---|
960 | </div>
|
---|
961 | <div class="member-description hidden">
|
---|
962 | <div class="member-text">
|
---|
963 | <p>Tests if the interior of this rectangle intersects the interior of
|
---|
964 | another rectangle. Rectangles just touching each other are considered
|
---|
965 | as non-intersecting.</p>
|
---|
966 |
|
---|
967 | <ul><b>Parameters:</b>
|
---|
968 |
|
---|
969 | <li>
|
---|
970 | <tt>rect:</tt>
|
---|
971 | <a href="../classes/Rectangle.html"><tt>Rectangle</tt></a>
|
---|
972 | — the specified rectangle
|
---|
973 |
|
---|
974 | </li>
|
---|
975 |
|
---|
976 | </ul>
|
---|
977 |
|
---|
978 |
|
---|
979 | <ul><b>Returns:</b>
|
---|
980 |
|
---|
981 | <li>
|
---|
982 | <tt><tt>Boolean</tt></tt> — <tt>true</tt> if the rectangle and the specified rectangle
|
---|
983 | intersect each other, <tt>false</tt> otherwise
|
---|
984 | </li>
|
---|
985 |
|
---|
986 | </ul>
|
---|
987 |
|
---|
988 |
|
---|
989 | <p>
|
---|
990 | <b>Example</b> — Checking whether the bounding box of one item intersects with that of another item:
|
---|
991 | </p>
|
---|
992 |
|
---|
993 | <div class="paperscript split">
|
---|
994 |
|
---|
995 | <div class="buttons">
|
---|
996 | <div class="button run">Run</div>
|
---|
997 | </div>
|
---|
998 |
|
---|
999 | <script type="text/paperscript" canvas="canvas-2">
|
---|
1000 | // All newly created paths will inherit these styles:
|
---|
1001 | project.currentStyle = {
|
---|
1002 | fillColor: 'green',
|
---|
1003 | strokeColor: 'black'
|
---|
1004 | };
|
---|
1005 |
|
---|
1006 | // Create a circle shaped path at {x: 80, y: 50}
|
---|
1007 | // with a radius of 45.
|
---|
1008 | var largeCircle = new Path.Circle(new Point(80, 50), 45);
|
---|
1009 |
|
---|
1010 | // Create a smaller circle shaped path in the same position
|
---|
1011 | // with a radius of 30.
|
---|
1012 | var circle = new Path.Circle(new Point(80, 50), 30);
|
---|
1013 |
|
---|
1014 | function onMouseMove(event) {
|
---|
1015 | // Move the circle to the position of the mouse:
|
---|
1016 | circle.position = event.point;
|
---|
1017 |
|
---|
1018 | // Check whether the bounding box of the two circle
|
---|
1019 | // shaped paths intersect:
|
---|
1020 | if (largeCircle.bounds.intersects(circle.bounds)) {
|
---|
1021 | // If it does, fill it with green:
|
---|
1022 | circle.fillColor = 'green';
|
---|
1023 | largeCircle.fillColor = 'green';
|
---|
1024 | } else {
|
---|
1025 | // If doesn't, fill it with red:
|
---|
1026 | circle.fillColor = 'red';
|
---|
1027 | largeCircle.fillColor = 'red';
|
---|
1028 | }
|
---|
1029 | }
|
---|
1030 | </script>
|
---|
1031 | <div class="canvas"><canvas width="516" height="100" id="canvas-2"></canvas></div>
|
---|
1032 | </div>
|
---|
1033 |
|
---|
1034 |
|
---|
1035 | </div>
|
---|
1036 | </div>
|
---|
1037 | </div>
|
---|
1038 |
|
---|
1039 |
|
---|
1040 | <h3>Boolean Operations</h3>
|
---|
1041 |
|
---|
1042 | <div id="intersect-rect" class="member">
|
---|
1043 | <div class="member-link">
|
---|
1044 | <a name="intersect-rect" href="#intersect-rect"><tt><b>intersect</b>(rect)</tt></a>
|
---|
1045 | </div>
|
---|
1046 | <div class="member-description hidden">
|
---|
1047 | <div class="member-text">
|
---|
1048 | <p>Returns a new rectangle representing the intersection of this rectangle
|
---|
1049 | with the specified rectangle.</p>
|
---|
1050 |
|
---|
1051 | <ul><b>Parameters:</b>
|
---|
1052 |
|
---|
1053 | <li>
|
---|
1054 | <tt>rect:</tt>
|
---|
1055 | <a href="../classes/Rectangle.html"><tt>Rectangle</tt></a>
|
---|
1056 | — The rectangle to be intersected with this
|
---|
1057 | rectangle
|
---|
1058 |
|
---|
1059 | </li>
|
---|
1060 |
|
---|
1061 | </ul>
|
---|
1062 |
|
---|
1063 |
|
---|
1064 | <ul><b>Returns:</b>
|
---|
1065 |
|
---|
1066 | <li>
|
---|
1067 | <tt><a href="../classes/Rectangle.html"><tt>Rectangle</tt></a></tt> — the largest rectangle contained in both the specified
|
---|
1068 | rectangle and in this rectangle
|
---|
1069 | </li>
|
---|
1070 |
|
---|
1071 | </ul>
|
---|
1072 |
|
---|
1073 |
|
---|
1074 | <p>
|
---|
1075 | <b>Example</b> — Intersecting two rectangles and visualizing the result using rectangle shaped paths:
|
---|
1076 | </p>
|
---|
1077 |
|
---|
1078 | <div class="paperscript split">
|
---|
1079 |
|
---|
1080 | <div class="buttons">
|
---|
1081 | <div class="button run">Run</div>
|
---|
1082 | </div>
|
---|
1083 |
|
---|
1084 | <script type="text/paperscript" canvas="canvas-3">
|
---|
1085 | // Create two rectangles that overlap each other
|
---|
1086 | var size = new Size(50, 50);
|
---|
1087 | var rectangle1 = new Rectangle(new Point(25, 15), size);
|
---|
1088 | var rectangle2 = new Rectangle(new Point(50, 40), size);
|
---|
1089 |
|
---|
1090 | // The rectangle that represents the intersection of the
|
---|
1091 | // two rectangles:
|
---|
1092 | var intersected = rectangle1.intersect(rectangle2);
|
---|
1093 |
|
---|
1094 | // To visualize the intersecting of the rectangles, we will
|
---|
1095 | // create rectangle shaped paths using the Path.Rectangle
|
---|
1096 | // constructor.
|
---|
1097 |
|
---|
1098 | // Have all newly created paths inherit a black stroke:
|
---|
1099 | project.currentStyle.strokeColor = 'black';
|
---|
1100 |
|
---|
1101 | // Create two rectangle shaped paths using the abstract rectangles
|
---|
1102 | // we created before:
|
---|
1103 | new Path.Rectangle(rectangle1);
|
---|
1104 | new Path.Rectangle(rectangle2);
|
---|
1105 |
|
---|
1106 | // Create a path that represents the intersected rectangle,
|
---|
1107 | // and fill it with red:
|
---|
1108 | var intersectionPath = new Path.Rectangle(intersected);
|
---|
1109 | intersectionPath.fillColor = 'red';
|
---|
1110 | </script>
|
---|
1111 | <div class="canvas"><canvas width="516" height="100" id="canvas-3"></canvas></div>
|
---|
1112 | </div>
|
---|
1113 |
|
---|
1114 |
|
---|
1115 | </div>
|
---|
1116 | </div>
|
---|
1117 | </div>
|
---|
1118 |
|
---|
1119 |
|
---|
1120 | <div id="unite-rect" class="member">
|
---|
1121 | <div class="member-link">
|
---|
1122 | <a name="unite-rect" href="#unite-rect"><tt><b>unite</b>(rect)</tt></a>
|
---|
1123 | </div>
|
---|
1124 | <div class="member-description hidden">
|
---|
1125 | <div class="member-text">
|
---|
1126 | <p>Returns a new rectangle representing the union of this rectangle with the
|
---|
1127 | specified rectangle.</p>
|
---|
1128 |
|
---|
1129 | <ul><b>Parameters:</b>
|
---|
1130 |
|
---|
1131 | <li>
|
---|
1132 | <tt>rect:</tt>
|
---|
1133 | <a href="../classes/Rectangle.html"><tt>Rectangle</tt></a>
|
---|
1134 | — the rectangle to be combined with this rectangle
|
---|
1135 |
|
---|
1136 | </li>
|
---|
1137 |
|
---|
1138 | </ul>
|
---|
1139 |
|
---|
1140 |
|
---|
1141 | <ul><b>Returns:</b>
|
---|
1142 |
|
---|
1143 | <li>
|
---|
1144 | <tt><a href="../classes/Rectangle.html"><tt>Rectangle</tt></a></tt> — the smallest rectangle containing both the specified
|
---|
1145 | rectangle and this rectangle.
|
---|
1146 | </li>
|
---|
1147 |
|
---|
1148 | </ul>
|
---|
1149 |
|
---|
1150 |
|
---|
1151 |
|
---|
1152 | </div>
|
---|
1153 | </div>
|
---|
1154 | </div>
|
---|
1155 |
|
---|
1156 |
|
---|
1157 | <div id="include-point" class="member">
|
---|
1158 | <div class="member-link">
|
---|
1159 | <a name="include-point" href="#include-point"><tt><b>include</b>(point)</tt></a>
|
---|
1160 | </div>
|
---|
1161 | <div class="member-description hidden">
|
---|
1162 | <div class="member-text">
|
---|
1163 | <p>Adds a point to this rectangle. The resulting rectangle is the
|
---|
1164 | smallest rectangle that contains both the original rectangle and the
|
---|
1165 | specified point.</p>
|
---|
1166 | <p>After adding a point, a call to <a href="../classes/Rectangle.html#contains-point" onclick="return toggleMember('contains-point', true);"><tt>contains(point)</tt></a> with the added
|
---|
1167 | point as an argument does not necessarily return <tt>true</tt>.</p>
|
---|
1168 | <p>The <a href="../classes/Rectangle.html#contains-point"><tt>rectangle.contains(point)</tt></a> method does not return <tt>true</tt>
|
---|
1169 | for points on the right or bottom edges of a rectangle. Therefore, if the
|
---|
1170 | added point falls on the left or bottom edge of the enlarged rectangle,
|
---|
1171 | <a href="../classes/Rectangle.html#contains-point"><tt>rectangle.contains(point)</tt></a> returns <tt>false</tt> for that point.</p>
|
---|
1172 |
|
---|
1173 | <ul><b>Parameters:</b>
|
---|
1174 |
|
---|
1175 | <li>
|
---|
1176 | <tt>point:</tt>
|
---|
1177 | <a href="../classes/Point.html"><tt>Point</tt></a>
|
---|
1178 |
|
---|
1179 |
|
---|
1180 | </li>
|
---|
1181 |
|
---|
1182 | </ul>
|
---|
1183 |
|
---|
1184 |
|
---|
1185 |
|
---|
1186 |
|
---|
1187 | </div>
|
---|
1188 | </div>
|
---|
1189 | </div>
|
---|
1190 |
|
---|
1191 |
|
---|
1192 | <div id="expand-amount" class="member">
|
---|
1193 | <div class="member-link">
|
---|
1194 | <a name="expand-amount" href="#expand-amount"><tt><b>expand</b>(amount)</tt></a>
|
---|
1195 | </div>
|
---|
1196 | <div class="member-description hidden">
|
---|
1197 | <div class="member-text">
|
---|
1198 | <p>Expands the rectangle by the specified amount in both horizontal and
|
---|
1199 | vertical directions.</p>
|
---|
1200 |
|
---|
1201 | <ul><b>Parameters:</b>
|
---|
1202 |
|
---|
1203 | <li>
|
---|
1204 | <tt>amount:</tt>
|
---|
1205 | <tt>Number</tt>
|
---|
1206 |
|
---|
1207 |
|
---|
1208 | </li>
|
---|
1209 |
|
---|
1210 | </ul>
|
---|
1211 |
|
---|
1212 |
|
---|
1213 |
|
---|
1214 |
|
---|
1215 | </div>
|
---|
1216 | </div>
|
---|
1217 | </div>
|
---|
1218 |
|
---|
1219 |
|
---|
1220 | <div id="expand-hor-ver" class="member">
|
---|
1221 | <div class="member-link">
|
---|
1222 | <a name="expand-hor-ver" href="#expand-hor-ver"><tt><b>expand</b>(hor, ver)</tt></a>
|
---|
1223 | </div>
|
---|
1224 | <div class="member-description hidden">
|
---|
1225 | <div class="member-text">
|
---|
1226 | <p>Expands the rectangle in horizontal direction by the specified
|
---|
1227 | <tt>hor</tt> amount and in vertical direction by the specified <tt>ver</tt>
|
---|
1228 | amount.</p>
|
---|
1229 |
|
---|
1230 | <ul><b>Parameters:</b>
|
---|
1231 |
|
---|
1232 | <li>
|
---|
1233 | <tt>hor:</tt>
|
---|
1234 | <tt>Number</tt>
|
---|
1235 |
|
---|
1236 |
|
---|
1237 | </li>
|
---|
1238 |
|
---|
1239 | <li>
|
---|
1240 | <tt>ver:</tt>
|
---|
1241 | <tt>Number</tt>
|
---|
1242 |
|
---|
1243 |
|
---|
1244 | </li>
|
---|
1245 |
|
---|
1246 | </ul>
|
---|
1247 |
|
---|
1248 |
|
---|
1249 |
|
---|
1250 |
|
---|
1251 | </div>
|
---|
1252 | </div>
|
---|
1253 | </div>
|
---|
1254 |
|
---|
1255 |
|
---|
1256 | <div id="scale-amount" class="member">
|
---|
1257 | <div class="member-link">
|
---|
1258 | <a name="scale-amount" href="#scale-amount"><tt><b>scale</b>(amount)</tt></a>
|
---|
1259 | </div>
|
---|
1260 | <div class="member-description hidden">
|
---|
1261 | <div class="member-text">
|
---|
1262 | <p>Scales the rectangle by the specified amount from its center.</p>
|
---|
1263 |
|
---|
1264 | <ul><b>Parameters:</b>
|
---|
1265 |
|
---|
1266 | <li>
|
---|
1267 | <tt>amount:</tt>
|
---|
1268 | <tt>Number</tt>
|
---|
1269 |
|
---|
1270 |
|
---|
1271 | </li>
|
---|
1272 |
|
---|
1273 | </ul>
|
---|
1274 |
|
---|
1275 |
|
---|
1276 |
|
---|
1277 |
|
---|
1278 | </div>
|
---|
1279 | </div>
|
---|
1280 | </div>
|
---|
1281 |
|
---|
1282 |
|
---|
1283 | <div id="scale-hor-ver" class="member">
|
---|
1284 | <div class="member-link">
|
---|
1285 | <a name="scale-hor-ver" href="#scale-hor-ver"><tt><b>scale</b>(hor, ver)</tt></a>
|
---|
1286 | </div>
|
---|
1287 | <div class="member-description hidden">
|
---|
1288 | <div class="member-text">
|
---|
1289 | <p>Scales the rectangle in horizontal direction by the specified
|
---|
1290 | <tt>hor</tt> amount and in vertical direction by the specified <tt>ver</tt>
|
---|
1291 | amount from its center.</p>
|
---|
1292 |
|
---|
1293 | <ul><b>Parameters:</b>
|
---|
1294 |
|
---|
1295 | <li>
|
---|
1296 | <tt>hor:</tt>
|
---|
1297 | <tt>Number</tt>
|
---|
1298 |
|
---|
1299 |
|
---|
1300 | </li>
|
---|
1301 |
|
---|
1302 | <li>
|
---|
1303 | <tt>ver:</tt>
|
---|
1304 | <tt>Number</tt>
|
---|
1305 |
|
---|
1306 |
|
---|
1307 | </li>
|
---|
1308 |
|
---|
1309 | </ul>
|
---|
1310 |
|
---|
1311 |
|
---|
1312 |
|
---|
1313 |
|
---|
1314 | </div>
|
---|
1315 | </div>
|
---|
1316 | </div>
|
---|
1317 |
|
---|
1318 | </div>
|
---|
1319 |
|
---|
1320 |
|
---|
1321 |
|
---|
1322 |
|
---|
1323 | <!-- =========================== copyright notice ========================= -->
|
---|
1324 | <p class="footer">Copyright © 2011 <a href="http://www.lehni.org" target="_blank">Jürg Lehni</a> & <a href="http://www.jonathanpuckey.com" target="_blank">Jonathan Puckey</a>. All Rights Reserved.</p>
|
---|
1325 | <div class="content-end"></div>
|
---|
1326 |
|
---|
1327 | </body> |
---|