Sat, 02 Jan 2010 18:19:35 +0000
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1 | <?xml version="1.0" encoding="utf-8"?> |
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2 | <!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Strict//EN' |
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3 | 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd'> |
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4 | <html><head> |
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5 | <title>eric5.E4Graphics.E4ArrowItem</title> |
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6 | <style> |
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7 | b'body {\n background:white;\n margin: 0em 1em 10em 1em;\n color: black;\n}\n\nh1 { color: white; background: #4FA4FF; }\nh2 { color: white; background: #4FA4FF; }\nh3 { color: white; background: #00557F; }\nh4 { color: white; background: #00557F; }\n \na { color: #AA5500; }\n' |
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8 | </style> |
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9 | </head> |
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10 | <body><a NAME="top" ID="top"></a> |
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11 | <h1>eric5.E4Graphics.E4ArrowItem</h1> |
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12 | <p> |
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13 | Module implementing a graphics item subclass for an arrow. |
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14 | </p> |
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15 | <h3>Global Attributes</h3> |
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16 | <table> |
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17 | <tr><td>ArrowheadAngleFactor</td></tr><tr><td>NormalArrow</td></tr><tr><td>WideArrow</td></tr> |
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18 | </table> |
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19 | <h3>Classes</h3> |
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20 | <table> |
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21 | <tr> |
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22 | <td><a href="#E4ArrowItem">E4ArrowItem</a></td> |
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23 | <td>Class implementing an arrow graphics item subclass.</td> |
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24 | </tr> |
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25 | </table> |
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26 | <h3>Functions</h3> |
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27 | <table> |
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28 | <tr><td>None</td></tr> |
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29 | </table> |
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30 | <hr /><hr /> |
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31 | <a NAME="E4ArrowItem" ID="E4ArrowItem"></a> |
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32 | <h2>E4ArrowItem</h2> |
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33 | <p> |
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34 | Class implementing an arrow graphics item subclass. |
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35 | </p> |
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36 | <h3>Derived from</h3> |
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37 | QAbstractGraphicsShapeItem |
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38 | <h3>Class Attributes</h3> |
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39 | <table> |
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40 | <tr><td>None</td></tr> |
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41 | </table> |
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42 | <h3>Methods</h3> |
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43 | <table> |
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44 | <tr> |
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45 | <td><a href="#E4ArrowItem.__init__">E4ArrowItem</a></td> |
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46 | <td>Constructor</td> |
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47 | </tr><tr> |
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48 | <td><a href="#E4ArrowItem.boundingRect">boundingRect</a></td> |
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49 | <td>Public method to return the bounding rectangle.</td> |
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50 | </tr><tr> |
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51 | <td><a href="#E4ArrowItem.paint">paint</a></td> |
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52 | <td>Public method to paint the item in local coordinates.</td> |
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53 | </tr><tr> |
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54 | <td><a href="#E4ArrowItem.setEndPoint">setEndPoint</a></td> |
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55 | <td>Public method to set the end point.</td> |
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56 | </tr><tr> |
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57 | <td><a href="#E4ArrowItem.setPoints">setPoints</a></td> |
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58 | <td>Public method to set the start and end points of the line.</td> |
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59 | </tr><tr> |
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60 | <td><a href="#E4ArrowItem.setStartPoint">setStartPoint</a></td> |
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61 | <td>Public method to set the start point.</td> |
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62 | </tr> |
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63 | </table> |
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64 | <a NAME="E4ArrowItem.__init__" ID="E4ArrowItem.__init__"></a> |
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65 | <h4>E4ArrowItem (Constructor)</h4> |
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66 | <b>E4ArrowItem</b>(<i>origin = QPointF(), end = QPointF(), filled = False, type = NormalArrow, parent = None</i>) |
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67 | <p> |
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68 | Constructor |
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69 | </p><dl> |
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70 | <dt><i>origin</i></dt> |
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71 | <dd> |
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72 | origin of the arrow (QPointF) |
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73 | </dd><dt><i>end</i></dt> |
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74 | <dd> |
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75 | end point of the arrow (QPointF) |
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76 | </dd><dt><i>filled</i></dt> |
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77 | <dd> |
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78 | flag indicating a filled arrow head (boolean) |
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79 | </dd><dt><i>type</i></dt> |
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80 | <dd> |
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81 | arrow type (NormalArrow, WideArrow) |
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82 | </dd><dt><i>parent=</i></dt> |
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83 | <dd> |
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84 | reference to the parent object (QGraphicsItem) |
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85 | </dd> |
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86 | </dl><a NAME="E4ArrowItem.boundingRect" ID="E4ArrowItem.boundingRect"></a> |
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87 | <h4>E4ArrowItem.boundingRect</h4> |
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88 | <b>boundingRect</b>(<i></i>) |
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89 | <p> |
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90 | Public method to return the bounding rectangle. |
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91 | </p><dl> |
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92 | <dt>Returns:</dt> |
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93 | <dd> |
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94 | bounding rectangle (QRectF) |
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95 | </dd> |
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96 | </dl><a NAME="E4ArrowItem.paint" ID="E4ArrowItem.paint"></a> |
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97 | <h4>E4ArrowItem.paint</h4> |
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98 | <b>paint</b>(<i>painter, option, widget = None</i>) |
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99 | <p> |
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100 | Public method to paint the item in local coordinates. |
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101 | </p><dl> |
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102 | <dt><i>painter</i></dt> |
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103 | <dd> |
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104 | reference to the painter object (QPainter) |
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105 | </dd><dt><i>option</i></dt> |
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106 | <dd> |
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107 | style options (QStyleOptionGraphicsItem) |
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108 | </dd><dt><i>widget</i></dt> |
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109 | <dd> |
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110 | optional reference to the widget painted on (QWidget) |
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111 | </dd> |
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112 | </dl><a NAME="E4ArrowItem.setEndPoint" ID="E4ArrowItem.setEndPoint"></a> |
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113 | <h4>E4ArrowItem.setEndPoint</h4> |
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114 | <b>setEndPoint</b>(<i>x, y</i>) |
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115 | <p> |
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116 | Public method to set the end point. |
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117 | </p><p> |
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118 | <b>Note:</b> This method does not redraw the item. |
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119 | </p><dl> |
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120 | <dt><i>x</i></dt> |
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121 | <dd> |
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122 | x-coordinate of the end point (float) |
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123 | </dd><dt><i>y</i></dt> |
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124 | <dd> |
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125 | y-coordinate of the end point (float) |
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126 | </dd> |
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127 | </dl><a NAME="E4ArrowItem.setPoints" ID="E4ArrowItem.setPoints"></a> |
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128 | <h4>E4ArrowItem.setPoints</h4> |
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129 | <b>setPoints</b>(<i>xa, ya, xb, yb</i>) |
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130 | <p> |
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131 | Public method to set the start and end points of the line. |
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132 | </p><p> |
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133 | <b>Note:</b> This method does not redraw the item. |
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134 | </p><dl> |
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135 | <dt><i>xa</i></dt> |
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136 | <dd> |
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137 | x-coordinate of the start point (float) |
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138 | </dd><dt><i>ya</i></dt> |
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139 | <dd> |
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140 | y-coordinate of the start point (float) |
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141 | </dd><dt><i>xb</i></dt> |
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142 | <dd> |
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143 | x-coordinate of the end point (float) |
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144 | </dd><dt><i>yb</i></dt> |
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145 | <dd> |
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146 | y-coordinate of the end point (float) |
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147 | </dd> |
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148 | </dl><a NAME="E4ArrowItem.setStartPoint" ID="E4ArrowItem.setStartPoint"></a> |
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149 | <h4>E4ArrowItem.setStartPoint</h4> |
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150 | <b>setStartPoint</b>(<i>x, y</i>) |
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151 | <p> |
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152 | Public method to set the start point. |
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153 | </p><p> |
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154 | <b>Note:</b> This method does not redraw the item. |
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155 | </p><dl> |
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156 | <dt><i>x</i></dt> |
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157 | <dd> |
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158 | x-coordinate of the start point (float) |
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159 | </dd><dt><i>y</i></dt> |
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160 | <dd> |
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161 | y-coordinate of the start point (float) |
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162 | </dd> |
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163 | </dl> |
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164 | <div align="right"><a href="#top">Up</a></div> |
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165 | <hr /> |
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166 | </body></html> |