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aurelien |
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<?php
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//=======================================================================
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// File: GD_IMAGE.INC.PHP
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// Description: GD Instance of Image class
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// Created: 2006-05-06
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// Ver: $Id: gd_image.inc.php 1008 2008-06-13 23:20:44Z ljp $
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//
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// Copyright (c) Aditus Consulting. All rights reserved.
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//========================================================================
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//===================================================
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// CLASS RGB
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// Description: Color definitions as RGB triples
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//===================================================
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class RGB {
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var $rgb_table;
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var $img;
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function RGB(&$aImg) {
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$this->img = &$aImg;
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// Conversion array between color names and RGB
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$this->rgb_table = array(
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"aqua"=> array(0,255,255),
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"lime"=> array(0,255,0),
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"teal"=> array(0,128,128),
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"whitesmoke"=>array(245,245,245),
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"gainsboro"=>array(220,220,220),
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"oldlace"=>array(253,245,230),
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"linen"=>array(250,240,230),
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"antiquewhite"=>array(250,235,215),
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"papayawhip"=>array(255,239,213),
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"blanchedalmond"=>array(255,235,205),
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"bisque"=>array(255,228,196),
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"peachpuff"=>array(255,218,185),
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"navajowhite"=>array(255,222,173),
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"moccasin"=>array(255,228,181),
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"cornsilk"=>array(255,248,220),
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"ivory"=>array(255,255,240),
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"lemonchiffon"=>array(255,250,205),
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"seashell"=>array(255,245,238),
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"mintcream"=>array(245,255,250),
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"azure"=>array(240,255,255),
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"aliceblue"=>array(240,248,255),
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"lavender"=>array(230,230,250),
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"lavenderblush"=>array(255,240,245),
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"mistyrose"=>array(255,228,225),
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"white"=>array(255,255,255),
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"black"=>array(0,0,0),
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"darkslategray"=>array(47,79,79),
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"dimgray"=>array(105,105,105),
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"slategray"=>array(112,128,144),
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"lightslategray"=>array(119,136,153),
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"gray"=>array(190,190,190),
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"lightgray"=>array(211,211,211),
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"midnightblue"=>array(25,25,112),
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"navy"=>array(0,0,128),
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"cornflowerblue"=>array(100,149,237),
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"darkslateblue"=>array(72,61,139),
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"slateblue"=>array(106,90,205),
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"mediumslateblue"=>array(123,104,238),
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"lightslateblue"=>array(132,112,255),
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"mediumblue"=>array(0,0,205),
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"royalblue"=>array(65,105,225),
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"blue"=>array(0,0,255),
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"dodgerblue"=>array(30,144,255),
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"deepskyblue"=>array(0,191,255),
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"skyblue"=>array(135,206,235),
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"lightskyblue"=>array(135,206,250),
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"steelblue"=>array(70,130,180),
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"lightred"=>array(211,167,168),
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"lightsteelblue"=>array(176,196,222),
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"lightblue"=>array(173,216,230),
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"powderblue"=>array(176,224,230),
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"paleturquoise"=>array(175,238,238),
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"darkturquoise"=>array(0,206,209),
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"mediumturquoise"=>array(72,209,204),
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"turquoise"=>array(64,224,208),
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"cyan"=>array(0,255,255),
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"lightcyan"=>array(224,255,255),
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"cadetblue"=>array(95,158,160),
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"mediumaquamarine"=>array(102,205,170),
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"aquamarine"=>array(127,255,212),
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"darkgreen"=>array(0,100,0),
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"darkolivegreen"=>array(85,107,47),
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"darkseagreen"=>array(143,188,143),
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"seagreen"=>array(46,139,87),
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"mediumseagreen"=>array(60,179,113),
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"lightseagreen"=>array(32,178,170),
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"palegreen"=>array(152,251,152),
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"springgreen"=>array(0,255,127),
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"lawngreen"=>array(124,252,0),
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"green"=>array(0,255,0),
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"chartreuse"=>array(127,255,0),
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"mediumspringgreen"=>array(0,250,154),
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"greenyellow"=>array(173,255,47),
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"limegreen"=>array(50,205,50),
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"yellowgreen"=>array(154,205,50),
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"forestgreen"=>array(34,139,34),
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"olivedrab"=>array(107,142,35),
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"darkkhaki"=>array(189,183,107),
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"khaki"=>array(240,230,140),
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"palegoldenrod"=>array(238,232,170),
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"lightgoldenrodyellow"=>array(250,250,210),
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"lightyellow"=>array(255,255,200),
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"yellow"=>array(255,255,0),
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"gold"=>array(255,215,0),
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"lightgoldenrod"=>array(238,221,130),
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"goldenrod"=>array(218,165,32),
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"darkgoldenrod"=>array(184,134,11),
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"rosybrown"=>array(188,143,143),
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"indianred"=>array(205,92,92),
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"saddlebrown"=>array(139,69,19),
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"sienna"=>array(160,82,45),
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"peru"=>array(205,133,63),
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"burlywood"=>array(222,184,135),
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"beige"=>array(245,245,220),
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"wheat"=>array(245,222,179),
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"sandybrown"=>array(244,164,96),
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"tan"=>array(210,180,140),
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"chocolate"=>array(210,105,30),
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"firebrick"=>array(178,34,34),
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"brown"=>array(165,42,42),
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"darksalmon"=>array(233,150,122),
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"salmon"=>array(250,128,114),
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"lightsalmon"=>array(255,160,122),
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"orange"=>array(255,165,0),
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"darkorange"=>array(255,140,0),
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"coral"=>array(255,127,80),
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"lightcoral"=>array(240,128,128),
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"tomato"=>array(255,99,71),
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"orangered"=>array(255,69,0),
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"red"=>array(255,0,0),
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"hotpink"=>array(255,105,180),
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"deeppink"=>array(255,20,147),
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"pink"=>array(255,192,203),
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"lightpink"=>array(255,182,193),
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"palevioletred"=>array(219,112,147),
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"maroon"=>array(176,48,96),
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"mediumvioletred"=>array(199,21,133),
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"violetred"=>array(208,32,144),
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"magenta"=>array(255,0,255),
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"violet"=>array(238,130,238),
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"plum"=>array(221,160,221),
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"orchid"=>array(218,112,214),
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"mediumorchid"=>array(186,85,211),
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"darkorchid"=>array(153,50,204),
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"darkviolet"=>array(148,0,211),
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"blueviolet"=>array(138,43,226),
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"purple"=>array(160,32,240),
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"mediumpurple"=>array(147,112,219),
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"thistle"=>array(216,191,216),
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"snow1"=>array(255,250,250),
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"snow2"=>array(238,233,233),
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"snow3"=>array(205,201,201),
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"snow4"=>array(139,137,137),
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"seashell1"=>array(255,245,238),
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"seashell2"=>array(238,229,222),
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"seashell3"=>array(205,197,191),
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"seashell4"=>array(139,134,130),
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"AntiqueWhite1"=>array(255,239,219),
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"AntiqueWhite2"=>array(238,223,204),
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"AntiqueWhite3"=>array(205,192,176),
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"AntiqueWhite4"=>array(139,131,120),
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"bisque1"=>array(255,228,196),
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"bisque2"=>array(238,213,183),
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"bisque3"=>array(205,183,158),
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"bisque4"=>array(139,125,107),
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"peachPuff1"=>array(255,218,185),
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"peachpuff2"=>array(238,203,173),
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"peachpuff3"=>array(205,175,149),
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"peachpuff4"=>array(139,119,101),
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"navajowhite1"=>array(255,222,173),
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"navajowhite2"=>array(238,207,161),
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"navajowhite3"=>array(205,179,139),
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"navajowhite4"=>array(139,121,94),
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"lemonchiffon1"=>array(255,250,205),
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"lemonchiffon2"=>array(238,233,191),
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"lemonchiffon3"=>array(205,201,165),
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"lemonchiffon4"=>array(139,137,112),
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"ivory1"=>array(255,255,240),
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"ivory2"=>array(238,238,224),
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"ivory3"=>array(205,205,193),
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"ivory4"=>array(139,139,131),
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"honeydew"=>array(193,205,193),
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"lavenderblush1"=>array(255,240,245),
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"lavenderblush2"=>array(238,224,229),
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"lavenderblush3"=>array(205,193,197),
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"lavenderblush4"=>array(139,131,134),
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"mistyrose1"=>array(255,228,225),
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"mistyrose2"=>array(238,213,210),
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"mistyrose3"=>array(205,183,181),
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"mistyrose4"=>array(139,125,123),
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"azure1"=>array(240,255,255),
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"azure2"=>array(224,238,238),
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"azure3"=>array(193,205,205),
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"azure4"=>array(131,139,139),
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"slateblue1"=>array(131,111,255),
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"slateblue2"=>array(122,103,238),
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"slateblue3"=>array(105,89,205),
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"slateblue4"=>array(71,60,139),
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"royalblue1"=>array(72,118,255),
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"royalblue2"=>array(67,110,238),
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"royalblue3"=>array(58,95,205),
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"royalblue4"=>array(39,64,139),
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"dodgerblue1"=>array(30,144,255),
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"dodgerblue2"=>array(28,134,238),
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"dodgerblue3"=>array(24,116,205),
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"dodgerblue4"=>array(16,78,139),
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"steelblue1"=>array(99,184,255),
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"steelblue2"=>array(92,172,238),
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"steelblue3"=>array(79,148,205),
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"steelblue4"=>array(54,100,139),
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"deepskyblue1"=>array(0,191,255),
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"deepskyblue2"=>array(0,178,238),
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"deepskyblue3"=>array(0,154,205),
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"deepskyblue4"=>array(0,104,139),
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"skyblue1"=>array(135,206,255),
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"skyblue2"=>array(126,192,238),
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"skyblue3"=>array(108,166,205),
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"skyblue4"=>array(74,112,139),
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"lightskyblue1"=>array(176,226,255),
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"lightskyblue2"=>array(164,211,238),
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"lightskyblue3"=>array(141,182,205),
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"lightskyblue4"=>array(96,123,139),
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225 |
"slategray1"=>array(198,226,255),
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226 |
"slategray2"=>array(185,211,238),
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227 |
"slategray3"=>array(159,182,205),
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228 |
"slategray4"=>array(108,123,139),
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229 |
"lightsteelblue1"=>array(202,225,255),
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230 |
"lightsteelblue2"=>array(188,210,238),
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231 |
"lightsteelblue3"=>array(162,181,205),
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232 |
"lightsteelblue4"=>array(110,123,139),
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233 |
"lightblue1"=>array(191,239,255),
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"lightblue2"=>array(178,223,238),
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"lightblue3"=>array(154,192,205),
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"lightblue4"=>array(104,131,139),
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237 |
"lightcyan1"=>array(224,255,255),
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238 |
"lightcyan2"=>array(209,238,238),
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239 |
"lightcyan3"=>array(180,205,205),
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240 |
"lightcyan4"=>array(122,139,139),
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241 |
"paleturquoise1"=>array(187,255,255),
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242 |
"paleturquoise2"=>array(174,238,238),
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243 |
"paleturquoise3"=>array(150,205,205),
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244 |
"paleturquoise4"=>array(102,139,139),
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245 |
"cadetblue1"=>array(152,245,255),
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246 |
"cadetblue2"=>array(142,229,238),
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247 |
"cadetblue3"=>array(122,197,205),
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248 |
"cadetblue4"=>array(83,134,139),
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249 |
"turquoise1"=>array(0,245,255),
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250 |
"turquoise2"=>array(0,229,238),
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251 |
"turquoise3"=>array(0,197,205),
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252 |
"turquoise4"=>array(0,134,139),
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253 |
"cyan1"=>array(0,255,255),
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254 |
"cyan2"=>array(0,238,238),
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255 |
"cyan3"=>array(0,205,205),
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256 |
"cyan4"=>array(0,139,139),
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257 |
"darkslategray1"=>array(151,255,255),
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258 |
"darkslategray2"=>array(141,238,238),
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259 |
"darkslategray3"=>array(121,205,205),
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260 |
"darkslategray4"=>array(82,139,139),
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261 |
"aquamarine1"=>array(127,255,212),
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262 |
"aquamarine2"=>array(118,238,198),
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"aquamarine3"=>array(102,205,170),
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"aquamarine4"=>array(69,139,116),
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"darkseagreen1"=>array(193,255,193),
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"darkseagreen2"=>array(180,238,180),
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"darkseagreen3"=>array(155,205,155),
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"darkseagreen4"=>array(105,139,105),
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"seagreen1"=>array(84,255,159),
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"seagreen2"=>array(78,238,148),
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"seagreen3"=>array(67,205,128),
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"seagreen4"=>array(46,139,87),
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"palegreen1"=>array(154,255,154),
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"palegreen2"=>array(144,238,144),
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"palegreen3"=>array(124,205,124),
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"palegreen4"=>array(84,139,84),
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277 |
"springgreen1"=>array(0,255,127),
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278 |
"springgreen2"=>array(0,238,118),
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"springgreen3"=>array(0,205,102),
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280 |
"springgreen4"=>array(0,139,69),
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281 |
"chartreuse1"=>array(127,255,0),
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282 |
"chartreuse2"=>array(118,238,0),
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283 |
"chartreuse3"=>array(102,205,0),
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284 |
"chartreuse4"=>array(69,139,0),
|
|
|
285 |
"olivedrab1"=>array(192,255,62),
|
|
|
286 |
"olivedrab2"=>array(179,238,58),
|
|
|
287 |
"olivedrab3"=>array(154,205,50),
|
|
|
288 |
"olivedrab4"=>array(105,139,34),
|
|
|
289 |
"darkolivegreen1"=>array(202,255,112),
|
|
|
290 |
"darkolivegreen2"=>array(188,238,104),
|
|
|
291 |
"darkolivegreen3"=>array(162,205,90),
|
|
|
292 |
"darkolivegreen4"=>array(110,139,61),
|
|
|
293 |
"khaki1"=>array(255,246,143),
|
|
|
294 |
"khaki2"=>array(238,230,133),
|
|
|
295 |
"khaki3"=>array(205,198,115),
|
|
|
296 |
"khaki4"=>array(139,134,78),
|
|
|
297 |
"lightgoldenrod1"=>array(255,236,139),
|
|
|
298 |
"lightgoldenrod2"=>array(238,220,130),
|
|
|
299 |
"lightgoldenrod3"=>array(205,190,112),
|
|
|
300 |
"lightgoldenrod4"=>array(139,129,76),
|
|
|
301 |
"yellow1"=>array(255,255,0),
|
|
|
302 |
"yellow2"=>array(238,238,0),
|
|
|
303 |
"yellow3"=>array(205,205,0),
|
|
|
304 |
"yellow4"=>array(139,139,0),
|
|
|
305 |
"gold1"=>array(255,215,0),
|
|
|
306 |
"gold2"=>array(238,201,0),
|
|
|
307 |
"gold3"=>array(205,173,0),
|
|
|
308 |
"gold4"=>array(139,117,0),
|
|
|
309 |
"goldenrod1"=>array(255,193,37),
|
|
|
310 |
"goldenrod2"=>array(238,180,34),
|
|
|
311 |
"goldenrod3"=>array(205,155,29),
|
|
|
312 |
"goldenrod4"=>array(139,105,20),
|
|
|
313 |
"darkgoldenrod1"=>array(255,185,15),
|
|
|
314 |
"darkgoldenrod2"=>array(238,173,14),
|
|
|
315 |
"darkgoldenrod3"=>array(205,149,12),
|
|
|
316 |
"darkgoldenrod4"=>array(139,101,8),
|
|
|
317 |
"rosybrown1"=>array(255,193,193),
|
|
|
318 |
"rosybrown2"=>array(238,180,180),
|
|
|
319 |
"rosybrown3"=>array(205,155,155),
|
|
|
320 |
"rosybrown4"=>array(139,105,105),
|
|
|
321 |
"indianred1"=>array(255,106,106),
|
|
|
322 |
"indianred2"=>array(238,99,99),
|
|
|
323 |
"indianred3"=>array(205,85,85),
|
|
|
324 |
"indianred4"=>array(139,58,58),
|
|
|
325 |
"sienna1"=>array(255,130,71),
|
|
|
326 |
"sienna2"=>array(238,121,66),
|
|
|
327 |
"sienna3"=>array(205,104,57),
|
|
|
328 |
"sienna4"=>array(139,71,38),
|
|
|
329 |
"burlywood1"=>array(255,211,155),
|
|
|
330 |
"burlywood2"=>array(238,197,145),
|
|
|
331 |
"burlywood3"=>array(205,170,125),
|
|
|
332 |
"burlywood4"=>array(139,115,85),
|
|
|
333 |
"wheat1"=>array(255,231,186),
|
|
|
334 |
"wheat2"=>array(238,216,174),
|
|
|
335 |
"wheat3"=>array(205,186,150),
|
|
|
336 |
"wheat4"=>array(139,126,102),
|
|
|
337 |
"tan1"=>array(255,165,79),
|
|
|
338 |
"tan2"=>array(238,154,73),
|
|
|
339 |
"tan3"=>array(205,133,63),
|
|
|
340 |
"tan4"=>array(139,90,43),
|
|
|
341 |
"chocolate1"=>array(255,127,36),
|
|
|
342 |
"chocolate2"=>array(238,118,33),
|
|
|
343 |
"chocolate3"=>array(205,102,29),
|
|
|
344 |
"chocolate4"=>array(139,69,19),
|
|
|
345 |
"firebrick1"=>array(255,48,48),
|
|
|
346 |
"firebrick2"=>array(238,44,44),
|
|
|
347 |
"firebrick3"=>array(205,38,38),
|
|
|
348 |
"firebrick4"=>array(139,26,26),
|
|
|
349 |
"brown1"=>array(255,64,64),
|
|
|
350 |
"brown2"=>array(238,59,59),
|
|
|
351 |
"brown3"=>array(205,51,51),
|
|
|
352 |
"brown4"=>array(139,35,35),
|
|
|
353 |
"salmon1"=>array(255,140,105),
|
|
|
354 |
"salmon2"=>array(238,130,98),
|
|
|
355 |
"salmon3"=>array(205,112,84),
|
|
|
356 |
"salmon4"=>array(139,76,57),
|
|
|
357 |
"lightsalmon1"=>array(255,160,122),
|
|
|
358 |
"lightsalmon2"=>array(238,149,114),
|
|
|
359 |
"lightsalmon3"=>array(205,129,98),
|
|
|
360 |
"lightsalmon4"=>array(139,87,66),
|
|
|
361 |
"orange1"=>array(255,165,0),
|
|
|
362 |
"orange2"=>array(238,154,0),
|
|
|
363 |
"orange3"=>array(205,133,0),
|
|
|
364 |
"orange4"=>array(139,90,0),
|
|
|
365 |
"darkorange1"=>array(255,127,0),
|
|
|
366 |
"darkorange2"=>array(238,118,0),
|
|
|
367 |
"darkorange3"=>array(205,102,0),
|
|
|
368 |
"darkorange4"=>array(139,69,0),
|
|
|
369 |
"coral1"=>array(255,114,86),
|
|
|
370 |
"coral2"=>array(238,106,80),
|
|
|
371 |
"coral3"=>array(205,91,69),
|
|
|
372 |
"coral4"=>array(139,62,47),
|
|
|
373 |
"tomato1"=>array(255,99,71),
|
|
|
374 |
"tomato2"=>array(238,92,66),
|
|
|
375 |
"tomato3"=>array(205,79,57),
|
|
|
376 |
"tomato4"=>array(139,54,38),
|
|
|
377 |
"orangered1"=>array(255,69,0),
|
|
|
378 |
"orangered2"=>array(238,64,0),
|
|
|
379 |
"orangered3"=>array(205,55,0),
|
|
|
380 |
"orangered4"=>array(139,37,0),
|
|
|
381 |
"deeppink1"=>array(255,20,147),
|
|
|
382 |
"deeppink2"=>array(238,18,137),
|
|
|
383 |
"deeppink3"=>array(205,16,118),
|
|
|
384 |
"deeppink4"=>array(139,10,80),
|
|
|
385 |
"hotpink1"=>array(255,110,180),
|
|
|
386 |
"hotpink2"=>array(238,106,167),
|
|
|
387 |
"hotpink3"=>array(205,96,144),
|
|
|
388 |
"hotpink4"=>array(139,58,98),
|
|
|
389 |
"pink1"=>array(255,181,197),
|
|
|
390 |
"pink2"=>array(238,169,184),
|
|
|
391 |
"pink3"=>array(205,145,158),
|
|
|
392 |
"pink4"=>array(139,99,108),
|
|
|
393 |
"lightpink1"=>array(255,174,185),
|
|
|
394 |
"lightpink2"=>array(238,162,173),
|
|
|
395 |
"lightpink3"=>array(205,140,149),
|
|
|
396 |
"lightpink4"=>array(139,95,101),
|
|
|
397 |
"palevioletred1"=>array(255,130,171),
|
|
|
398 |
"palevioletred2"=>array(238,121,159),
|
|
|
399 |
"palevioletred3"=>array(205,104,137),
|
|
|
400 |
"palevioletred4"=>array(139,71,93),
|
|
|
401 |
"maroon1"=>array(255,52,179),
|
|
|
402 |
"maroon2"=>array(238,48,167),
|
|
|
403 |
"maroon3"=>array(205,41,144),
|
|
|
404 |
"maroon4"=>array(139,28,98),
|
|
|
405 |
"violetred1"=>array(255,62,150),
|
|
|
406 |
"violetred2"=>array(238,58,140),
|
|
|
407 |
"violetred3"=>array(205,50,120),
|
|
|
408 |
"violetred4"=>array(139,34,82),
|
|
|
409 |
"magenta1"=>array(255,0,255),
|
|
|
410 |
"magenta2"=>array(238,0,238),
|
|
|
411 |
"magenta3"=>array(205,0,205),
|
|
|
412 |
"magenta4"=>array(139,0,139),
|
|
|
413 |
"mediumred"=>array(140,34,34),
|
|
|
414 |
"orchid1"=>array(255,131,250),
|
|
|
415 |
"orchid2"=>array(238,122,233),
|
|
|
416 |
"orchid3"=>array(205,105,201),
|
|
|
417 |
"orchid4"=>array(139,71,137),
|
|
|
418 |
"plum1"=>array(255,187,255),
|
|
|
419 |
"plum2"=>array(238,174,238),
|
|
|
420 |
"plum3"=>array(205,150,205),
|
|
|
421 |
"plum4"=>array(139,102,139),
|
|
|
422 |
"mediumorchid1"=>array(224,102,255),
|
|
|
423 |
"mediumorchid2"=>array(209,95,238),
|
|
|
424 |
"mediumorchid3"=>array(180,82,205),
|
|
|
425 |
"mediumorchid4"=>array(122,55,139),
|
|
|
426 |
"darkorchid1"=>array(191,62,255),
|
|
|
427 |
"darkorchid2"=>array(178,58,238),
|
|
|
428 |
"darkorchid3"=>array(154,50,205),
|
|
|
429 |
"darkorchid4"=>array(104,34,139),
|
|
|
430 |
"purple1"=>array(155,48,255),
|
|
|
431 |
"purple2"=>array(145,44,238),
|
|
|
432 |
"purple3"=>array(125,38,205),
|
|
|
433 |
"purple4"=>array(85,26,139),
|
|
|
434 |
"mediumpurple1"=>array(171,130,255),
|
|
|
435 |
"mediumpurple2"=>array(159,121,238),
|
|
|
436 |
"mediumpurple3"=>array(137,104,205),
|
|
|
437 |
"mediumpurple4"=>array(93,71,139),
|
|
|
438 |
"thistle1"=>array(255,225,255),
|
|
|
439 |
"thistle2"=>array(238,210,238),
|
|
|
440 |
"thistle3"=>array(205,181,205),
|
|
|
441 |
"thistle4"=>array(139,123,139),
|
|
|
442 |
"gray1"=>array(10,10,10),
|
|
|
443 |
"gray2"=>array(40,40,30),
|
|
|
444 |
"gray3"=>array(70,70,70),
|
|
|
445 |
"gray4"=>array(100,100,100),
|
|
|
446 |
"gray5"=>array(130,130,130),
|
|
|
447 |
"gray6"=>array(160,160,160),
|
|
|
448 |
"gray7"=>array(190,190,190),
|
|
|
449 |
"gray8"=>array(210,210,210),
|
|
|
450 |
"gray9"=>array(240,240,240),
|
|
|
451 |
"darkgray"=>array(100,100,100),
|
|
|
452 |
"darkblue"=>array(0,0,139),
|
|
|
453 |
"darkcyan"=>array(0,139,139),
|
|
|
454 |
"darkmagenta"=>array(139,0,139),
|
|
|
455 |
"darkred"=>array(139,0,0),
|
|
|
456 |
"silver"=>array(192, 192, 192),
|
|
|
457 |
"eggplant"=>array(144,176,168),
|
|
|
458 |
"lightgreen"=>array(144,238,144));
|
|
|
459 |
}
|
|
|
460 |
//----------------
|
|
|
461 |
// PUBLIC METHODS
|
|
|
462 |
// Colors can be specified as either
|
|
|
463 |
// 1. #xxxxxx HTML style
|
|
|
464 |
// 2. "colorname" as a named color
|
|
|
465 |
// 3. array(r,g,b) RGB triple
|
|
|
466 |
// This function translates this to a native RGB format and returns an
|
|
|
467 |
// RGB triple.
|
|
|
468 |
function Color($aColor) {
|
|
|
469 |
if (is_string($aColor)) {
|
|
|
470 |
// Strip of any alpha factor
|
|
|
471 |
$pos = strpos($aColor,'@');
|
|
|
472 |
if( $pos === false ) {
|
|
|
473 |
$alpha = 0;
|
|
|
474 |
}
|
|
|
475 |
else {
|
|
|
476 |
$pos2 = strpos($aColor,':');
|
|
|
477 |
if( $pos2===false )
|
|
|
478 |
$pos2 = $pos-1; // Sentinel
|
|
|
479 |
if( $pos > $pos2 ) {
|
|
|
480 |
$alpha = str_replace(',','.',substr($aColor,$pos+1));
|
|
|
481 |
$aColor = substr($aColor,0,$pos);
|
|
|
482 |
}
|
|
|
483 |
else {
|
|
|
484 |
$alpha = substr($aColor,$pos+1,$pos2-$pos-1);
|
|
|
485 |
$aColor = substr($aColor,0,$pos).substr($aColor,$pos2);
|
|
|
486 |
}
|
|
|
487 |
}
|
|
|
488 |
|
|
|
489 |
// Extract potential adjustment figure at end of color
|
|
|
490 |
// specification
|
|
|
491 |
$pos = strpos($aColor,":");
|
|
|
492 |
if( $pos === false ) {
|
|
|
493 |
$adj = 1.0;
|
|
|
494 |
}
|
|
|
495 |
else {
|
|
|
496 |
$adj = 0.0 + str_replace(',','.',substr($aColor,$pos+1));
|
|
|
497 |
$aColor = substr($aColor,0,$pos);
|
|
|
498 |
}
|
|
|
499 |
if( $adj < 0 )
|
|
|
500 |
JpGraphError::RaiseL(25077);//('Adjustment factor for color must be > 0');
|
|
|
501 |
|
|
|
502 |
if (substr($aColor, 0, 1) == "#") {
|
|
|
503 |
$r = hexdec(substr($aColor, 1, 2));
|
|
|
504 |
$g = hexdec(substr($aColor, 3, 2));
|
|
|
505 |
$b = hexdec(substr($aColor, 5, 2));
|
|
|
506 |
} else {
|
|
|
507 |
if(!isset($this->rgb_table[$aColor]) )
|
|
|
508 |
JpGraphError::RaiseL(25078,$aColor);//(" Unknown color: $aColor");
|
|
|
509 |
$tmp=$this->rgb_table[$aColor];
|
|
|
510 |
$r = $tmp[0];
|
|
|
511 |
$g = $tmp[1];
|
|
|
512 |
$b = $tmp[2];
|
|
|
513 |
}
|
|
|
514 |
// Scale adj so that an adj=2 always
|
|
|
515 |
// makes the color 100% white (i.e. 255,255,255.
|
|
|
516 |
// and adj=1 neutral and adj=0 black.
|
|
|
517 |
if( $adj > 1 ) {
|
|
|
518 |
$m = ($adj-1.0)*(255-min(255,min($r,min($g,$b))));
|
|
|
519 |
return array(min(255,$r+$m), min(255,$g+$m), min(255,$b+$m),$alpha);
|
|
|
520 |
}
|
|
|
521 |
elseif( $adj < 1 ) {
|
|
|
522 |
$m = ($adj-1.0)*max(255,max($r,max($g,$b)));
|
|
|
523 |
return array(max(0,$r+$m), max(0,$g+$m), max(0,$b+$m),$alpha);
|
|
|
524 |
}
|
|
|
525 |
else {
|
|
|
526 |
return array($r,$g,$b,$alpha);
|
|
|
527 |
}
|
|
|
528 |
|
|
|
529 |
} elseif( is_array($aColor) ) {
|
|
|
530 |
if( count($aColor)==3 ) {
|
|
|
531 |
$aColor[3]=0;
|
|
|
532 |
return $aColor;
|
|
|
533 |
}
|
|
|
534 |
else
|
|
|
535 |
return $aColor;
|
|
|
536 |
}
|
|
|
537 |
else
|
|
|
538 |
JpGraphError::RaiseL(25079,$aColor,count($aColor));//(" Unknown color specification: $aColor , size=".count($aColor));
|
|
|
539 |
}
|
|
|
540 |
|
|
|
541 |
// Compare two colors
|
|
|
542 |
// return true if equal
|
|
|
543 |
function Equal($aCol1,$aCol2) {
|
|
|
544 |
$c1 = $this->Color($aCol1);
|
|
|
545 |
$c2 = $this->Color($aCol2);
|
|
|
546 |
if( $c1[0]==$c2[0] && $c1[1]==$c2[1] && $c1[2]==$c2[2] )
|
|
|
547 |
return true;
|
|
|
548 |
else
|
|
|
549 |
return false;
|
|
|
550 |
}
|
|
|
551 |
|
|
|
552 |
// Allocate a new color in the current image
|
|
|
553 |
// Return new color index, -1 if no more colors could be allocated
|
|
|
554 |
function Allocate($aColor,$aAlpha=0.0) {
|
|
|
555 |
list ($r, $g, $b, $a) = $this->color($aColor);
|
|
|
556 |
// If alpha is specified in the color string then this
|
|
|
557 |
// takes precedence over the second argument
|
|
|
558 |
if( $a > 0 )
|
|
|
559 |
$aAlpha = $a;
|
|
|
560 |
if( $aAlpha < 0 || $aAlpha > 1 ) {
|
|
|
561 |
JpGraphError::RaiseL(25080);//('Alpha parameter for color must be between 0.0 and 1.0');
|
|
|
562 |
}
|
|
|
563 |
return imagecolorresolvealpha($this->img, $r, $g, $b, round($aAlpha * 127));
|
|
|
564 |
}
|
|
|
565 |
} // Class
|
|
|
566 |
|
|
|
567 |
|
|
|
568 |
//===================================================
|
|
|
569 |
// CLASS Image
|
|
|
570 |
// Description: Wrapper class with some goodies to form the
|
|
|
571 |
// Interface to low level image drawing routines.
|
|
|
572 |
//===================================================
|
|
|
573 |
class Image {
|
|
|
574 |
var $img_format;
|
|
|
575 |
var $expired=true;
|
|
|
576 |
var $img=null;
|
|
|
577 |
var $left_margin=30,$right_margin=20,$top_margin=20,$bottom_margin=30;
|
|
|
578 |
var $plotwidth=0,$plotheight=0;
|
|
|
579 |
var $rgb=null;
|
|
|
580 |
var $current_color,$current_color_name;
|
|
|
581 |
var $lastx=0, $lasty=0;
|
|
|
582 |
var $width=0, $height=0;
|
|
|
583 |
var $line_weight=1;
|
|
|
584 |
var $line_style=1; // Default line style is solid
|
|
|
585 |
var $obs_list=array();
|
|
|
586 |
var $font_size=12,$font_family=FF_FONT1, $font_style=FS_NORMAL;
|
|
|
587 |
var $font_file='';
|
|
|
588 |
var $text_halign="left",$text_valign="bottom";
|
|
|
589 |
var $ttf=null;
|
|
|
590 |
var $use_anti_aliasing=false;
|
|
|
591 |
var $quality=null;
|
|
|
592 |
var $colorstack=array(),$colorstackidx=0;
|
|
|
593 |
var $canvascolor = 'white' ;
|
|
|
594 |
var $langconv = null ;
|
|
|
595 |
|
|
|
596 |
//---------------
|
|
|
597 |
// CONSTRUCTOR
|
|
|
598 |
function Image($aWidth,$aHeight,$aFormat=DEFAULT_GFORMAT,$aSetAutoMargin=true) {
|
|
|
599 |
$this->CreateImgCanvas($aWidth,$aHeight);
|
|
|
600 |
if( $aSetAutoMargin )
|
|
|
601 |
$this->SetAutoMargin();
|
|
|
602 |
|
|
|
603 |
if( !$this->SetImgFormat($aFormat) ) {
|
|
|
604 |
JpGraphError::RaiseL(25081,$aFormat);//("JpGraph: Selected graphic format is either not supported or unknown [$aFormat]");
|
|
|
605 |
}
|
|
|
606 |
$this->ttf = new TTF();
|
|
|
607 |
$this->langconv = new LanguageConv();
|
|
|
608 |
}
|
|
|
609 |
|
|
|
610 |
// Should we use anti-aliasing. Note: This really slows down graphics!
|
|
|
611 |
function SetAntiAliasing() {
|
|
|
612 |
$this->use_anti_aliasing=true;
|
|
|
613 |
}
|
|
|
614 |
|
|
|
615 |
function CreateRawCanvas($aWidth=0,$aHeight=0) {
|
|
|
616 |
if( $aWidth <= 1 || $aHeight <= 1 ) {
|
|
|
617 |
JpGraphError::RaiseL(25082,$aWidth,$aHeight);//("Illegal sizes specified for width or height when creating an image, (width=$aWidth, height=$aHeight)");
|
|
|
618 |
}
|
|
|
619 |
$this->img = @imagecreatetruecolor($aWidth, $aHeight);
|
|
|
620 |
if( $this->img < 1 ) {
|
|
|
621 |
JpGraphError::RaiseL(25126);
|
|
|
622 |
//die("Can't create truecolor image. Check that you really have GD2 library installed.");
|
|
|
623 |
}
|
|
|
624 |
$this->SetAlphaBlending();
|
|
|
625 |
if( $this->rgb != null )
|
|
|
626 |
$this->rgb->img = $this->img ;
|
|
|
627 |
else
|
|
|
628 |
$this->rgb = new RGB($this->img);
|
|
|
629 |
}
|
|
|
630 |
|
|
|
631 |
function CloneCanvasH() {
|
|
|
632 |
$oldimage = $this->img;
|
|
|
633 |
$this->CreateRawCanvas($this->width,$this->height);
|
|
|
634 |
imagecopy($this->img,$oldimage,0,0,0,0,$this->width,$this->height);
|
|
|
635 |
return $oldimage;
|
|
|
636 |
}
|
|
|
637 |
|
|
|
638 |
function CreateImgCanvas($aWidth=0,$aHeight=0) {
|
|
|
639 |
|
|
|
640 |
$old = array($this->img,$this->width,$this->height);
|
|
|
641 |
|
|
|
642 |
$aWidth = round($aWidth);
|
|
|
643 |
$aHeight = round($aHeight);
|
|
|
644 |
|
|
|
645 |
$this->width=$aWidth;
|
|
|
646 |
$this->height=$aHeight;
|
|
|
647 |
|
|
|
648 |
|
|
|
649 |
if( $aWidth==0 || $aHeight==0 ) {
|
|
|
650 |
// We will set the final size later.
|
|
|
651 |
// Note: The size must be specified before any other
|
|
|
652 |
// img routines that stroke anything are called.
|
|
|
653 |
$this->img = null;
|
|
|
654 |
$this->rgb = null;
|
|
|
655 |
return $old;
|
|
|
656 |
}
|
|
|
657 |
|
|
|
658 |
$this->CreateRawCanvas($aWidth,$aHeight);
|
|
|
659 |
|
|
|
660 |
// Set canvas color (will also be the background color for a
|
|
|
661 |
// a pallett image
|
|
|
662 |
$this->SetColor($this->canvascolor);
|
|
|
663 |
$this->FilledRectangle(0,0,$aWidth,$aHeight);
|
|
|
664 |
|
|
|
665 |
return $old ;
|
|
|
666 |
}
|
|
|
667 |
|
|
|
668 |
function CopyCanvasH($aToHdl,$aFromHdl,$aToX,$aToY,$aFromX,$aFromY,$aWidth,$aHeight,$aw=-1,$ah=-1) {
|
|
|
669 |
if( $aw === -1 ) {
|
|
|
670 |
$aw = $aWidth;
|
|
|
671 |
$ah = $aHeight;
|
|
|
672 |
$f = 'imagecopyresized';
|
|
|
673 |
}
|
|
|
674 |
else {
|
|
|
675 |
$f = 'imagecopyresampled' ;
|
|
|
676 |
}
|
|
|
677 |
$f($aToHdl,$aFromHdl,
|
|
|
678 |
$aToX,$aToY,$aFromX,$aFromY, $aWidth,$aHeight,$aw,$ah);
|
|
|
679 |
}
|
|
|
680 |
|
|
|
681 |
function Copy($fromImg,$toX,$toY,$fromX,$fromY,$toWidth,$toHeight,$fromWidth=-1,$fromHeight=-1) {
|
|
|
682 |
$this->CopyCanvasH($this->img,$fromImg,$toX,$toY,$fromX,$fromY,
|
|
|
683 |
$toWidth,$toHeight,$fromWidth,$fromHeight);
|
|
|
684 |
}
|
|
|
685 |
|
|
|
686 |
function CopyMerge($fromImg,$toX,$toY,$fromX,$fromY,$toWidth,$toHeight,$fromWidth=-1,$fromHeight=-1,$aMix=100) {
|
|
|
687 |
if( $aMix == 100 ) {
|
|
|
688 |
$this->CopyCanvasH($this->img,$fromImg,
|
|
|
689 |
$toX,$toY,$fromX,$fromY,$toWidth,$toHeight,$fromWidth,$fromHeight);
|
|
|
690 |
}
|
|
|
691 |
else {
|
|
|
692 |
if( ($fromWidth != -1 && ($fromWidth != $toWidth)) ||
|
|
|
693 |
($fromHeight != -1 && ($fromHeight != $fromHeight)) ) {
|
|
|
694 |
// Create a new canvas that will hold the re-scaled original from image
|
|
|
695 |
if( $toWidth <= 1 || $toHeight <= 1 ) {
|
|
|
696 |
JpGraphError::RaiseL(25083);//('Illegal image size when copying image. Size for copied to image is 1 pixel or less.');
|
|
|
697 |
}
|
|
|
698 |
$tmpimg = @imagecreatetruecolor($toWidth, $toHeight);
|
|
|
699 |
if( $tmpimg < 1 ) {
|
|
|
700 |
JpGraphError::RaiseL(25084);//('Failed to create temporary GD canvas. Out of memory ?');
|
|
|
701 |
}
|
|
|
702 |
$this->CopyCanvasH($tmpimg,$fromImg,0,0,0,0,
|
|
|
703 |
$toWidth,$toHeight,$fromWidth,$fromHeight);
|
|
|
704 |
$fromImg = $tmpimg;
|
|
|
705 |
}
|
|
|
706 |
imagecopymerge($this->img,$fromImg,$toX,$toY,$fromX,$fromY,$toWidth,$toHeight,$aMix);
|
|
|
707 |
}
|
|
|
708 |
}
|
|
|
709 |
|
|
|
710 |
function GetWidth($aImg=null) {
|
|
|
711 |
if( $aImg === null )
|
|
|
712 |
$aImg = $this->img;
|
|
|
713 |
return imagesx($aImg);
|
|
|
714 |
}
|
|
|
715 |
|
|
|
716 |
function GetHeight($aImg=null) {
|
|
|
717 |
if( $aImg === null )
|
|
|
718 |
$aImg = $this->img;
|
|
|
719 |
return imagesy($aImg);
|
|
|
720 |
}
|
|
|
721 |
|
|
|
722 |
function CreateFromString($aStr) {
|
|
|
723 |
$img = @imagecreatefromstring($aStr);
|
|
|
724 |
if( $img === false ) {
|
|
|
725 |
JpGraphError::RaiseL(25085);//('An image can not be created from the supplied string. It is either in a format not supported or the string is representing an corrupt image.');
|
|
|
726 |
}
|
|
|
727 |
return $img;
|
|
|
728 |
}
|
|
|
729 |
|
|
|
730 |
function SetCanvasH($aHdl) {
|
|
|
731 |
$this->img = $aHdl;
|
|
|
732 |
$this->rgb->img = $aHdl;
|
|
|
733 |
}
|
|
|
734 |
|
|
|
735 |
function SetCanvasColor($aColor) {
|
|
|
736 |
$this->canvascolor = $aColor ;
|
|
|
737 |
}
|
|
|
738 |
|
|
|
739 |
function SetAlphaBlending($aFlg=true) {
|
|
|
740 |
ImageAlphaBlending($this->img,$aFlg);
|
|
|
741 |
}
|
|
|
742 |
|
|
|
743 |
|
|
|
744 |
function SetAutoMargin() {
|
|
|
745 |
GLOBAL $gJpgBrandTiming;
|
|
|
746 |
$min_bm=5;
|
|
|
747 |
/*
|
|
|
748 |
if( $gJpgBrandTiming )
|
|
|
749 |
$min_bm=15;
|
|
|
750 |
*/
|
|
|
751 |
$lm = min(40,$this->width/7);
|
|
|
752 |
$rm = min(20,$this->width/10);
|
|
|
753 |
$tm = max(5,$this->height/7);
|
|
|
754 |
$bm = max($min_bm,$this->height/7);
|
|
|
755 |
|
|
|
756 |
$this->SetMargin($lm,$rm,$tm,$bm);
|
|
|
757 |
}
|
|
|
758 |
|
|
|
759 |
|
|
|
760 |
//---------------
|
|
|
761 |
// PUBLIC METHODS
|
|
|
762 |
|
|
|
763 |
function SetFont($family,$style=FS_NORMAL,$size=10) {
|
|
|
764 |
$this->font_family=$family;
|
|
|
765 |
$this->font_style=$style;
|
|
|
766 |
$this->font_size=$size;
|
|
|
767 |
$this->font_file='';
|
|
|
768 |
if( ($this->font_family==FF_FONT1 || $this->font_family==FF_FONT2) && $this->font_style==FS_BOLD ){
|
|
|
769 |
++$this->font_family;
|
|
|
770 |
}
|
|
|
771 |
if( $this->font_family > FF_FONT2+1 ) { // A TTF font so get the font file
|
|
|
772 |
|
|
|
773 |
// Check that this PHP has support for TTF fonts
|
|
|
774 |
if( !function_exists('imagettfbbox') ) {
|
|
|
775 |
JpGraphError::RaiseL(25087);//('This PHP build has not been configured with TTF support. You need to recompile your PHP installation with FreeType support.');
|
|
|
776 |
}
|
|
|
777 |
$this->font_file = $this->ttf->File($this->font_family,$this->font_style);
|
|
|
778 |
}
|
|
|
779 |
}
|
|
|
780 |
|
|
|
781 |
// Get the specific height for a text string
|
|
|
782 |
function GetTextHeight($txt="",$angle=0) {
|
|
|
783 |
$tmp = split("\n",$txt);
|
|
|
784 |
$n = count($tmp);
|
|
|
785 |
$m=0;
|
|
|
786 |
for($i=0; $i< $n; ++$i)
|
|
|
787 |
$m = max($m,strlen($tmp[$i]));
|
|
|
788 |
|
|
|
789 |
if( $this->font_family <= FF_FONT2+1 ) {
|
|
|
790 |
if( $angle==0 ) {
|
|
|
791 |
$h = imagefontheight($this->font_family);
|
|
|
792 |
if( $h === false ) {
|
|
|
793 |
JpGraphError::RaiseL(25088);//('You have a misconfigured GD font support. The call to imagefontwidth() fails.');
|
|
|
794 |
}
|
|
|
795 |
|
|
|
796 |
return $n*$h;
|
|
|
797 |
}
|
|
|
798 |
else {
|
|
|
799 |
$w = @imagefontwidth($this->font_family);
|
|
|
800 |
if( $w === false ) {
|
|
|
801 |
JpGraphError::RaiseL(25088);//('You have a misconfigured GD font support. The call to imagefontwidth() fails.');
|
|
|
802 |
}
|
|
|
803 |
|
|
|
804 |
return $m*$w;
|
|
|
805 |
}
|
|
|
806 |
}
|
|
|
807 |
else {
|
|
|
808 |
$bbox = $this->GetTTFBBox($txt,$angle);
|
|
|
809 |
return $bbox[1]-$bbox[5];
|
|
|
810 |
}
|
|
|
811 |
}
|
|
|
812 |
|
|
|
813 |
// Estimate font height
|
|
|
814 |
function GetFontHeight($angle=0) {
|
|
|
815 |
$txt = "XOMg";
|
|
|
816 |
return $this->GetTextHeight($txt,$angle);
|
|
|
817 |
}
|
|
|
818 |
|
|
|
819 |
// Approximate font width with width of letter "O"
|
|
|
820 |
function GetFontWidth($angle=0) {
|
|
|
821 |
$txt = 'O';
|
|
|
822 |
return $this->GetTextWidth($txt,$angle);
|
|
|
823 |
}
|
|
|
824 |
|
|
|
825 |
// Get actual width of text in absolute pixels
|
|
|
826 |
function GetTextWidth($txt,$angle=0) {
|
|
|
827 |
|
|
|
828 |
$tmp = split("\n",$txt);
|
|
|
829 |
$n = count($tmp);
|
|
|
830 |
if( $this->font_family <= FF_FONT2+1 ) {
|
|
|
831 |
|
|
|
832 |
$m=0;
|
|
|
833 |
for($i=0; $i < $n; ++$i) {
|
|
|
834 |
$l=strlen($tmp[$i]);
|
|
|
835 |
if( $l > $m ) {
|
|
|
836 |
$m = $l;
|
|
|
837 |
}
|
|
|
838 |
}
|
|
|
839 |
|
|
|
840 |
if( $angle==0 ) {
|
|
|
841 |
$w = @imagefontwidth($this->font_family);
|
|
|
842 |
if( $w === false ) {
|
|
|
843 |
JpGraphError::RaiseL(25088);//('You have a misconfigured GD font support. The call to imagefontwidth() fails.');
|
|
|
844 |
}
|
|
|
845 |
return $m*$w;
|
|
|
846 |
}
|
|
|
847 |
else {
|
|
|
848 |
// 90 degrees internal so height becomes width
|
|
|
849 |
$h = @imagefontheight($this->font_family);
|
|
|
850 |
if( $h === false ) {
|
|
|
851 |
JpGraphError::RaiseL(25089);//('You have a misconfigured GD font support. The call to imagefontheight() fails.');
|
|
|
852 |
}
|
|
|
853 |
return $n*$h;
|
|
|
854 |
}
|
|
|
855 |
}
|
|
|
856 |
else {
|
|
|
857 |
// For TTF fonts we must walk through a lines and find the
|
|
|
858 |
// widest one which we use as the width of the multi-line
|
|
|
859 |
// paragraph
|
|
|
860 |
$m=0;
|
|
|
861 |
for( $i=0; $i < $n; ++$i ) {
|
|
|
862 |
$bbox = $this->GetTTFBBox($tmp[$i],$angle);
|
|
|
863 |
$mm = $bbox[2] - $bbox[0];
|
|
|
864 |
if( $mm > $m )
|
|
|
865 |
$m = $mm;
|
|
|
866 |
}
|
|
|
867 |
return $m;
|
|
|
868 |
}
|
|
|
869 |
}
|
|
|
870 |
|
|
|
871 |
// Draw text with a box around it
|
|
|
872 |
function StrokeBoxedText($x,$y,$txt,$dir=0,$fcolor="white",$bcolor="black",
|
|
|
873 |
$shadowcolor=false,$paragraph_align="left",
|
|
|
874 |
$xmarg=6,$ymarg=4,$cornerradius=0,$dropwidth=3) {
|
|
|
875 |
|
|
|
876 |
if( !is_numeric($dir) ) {
|
|
|
877 |
if( $dir=="h" ) $dir=0;
|
|
|
878 |
elseif( $dir=="v" ) $dir=90;
|
|
|
879 |
else JpGraphError::RaiseL(25090,$dir);//(" Unknown direction specified in call to StrokeBoxedText() [$dir]");
|
|
|
880 |
}
|
|
|
881 |
|
|
|
882 |
if( $this->font_family >= FF_FONT0 && $this->font_family <= FF_FONT2+1) {
|
|
|
883 |
$width=$this->GetTextWidth($txt,$dir) ;
|
|
|
884 |
$height=$this->GetTextHeight($txt,$dir) ;
|
|
|
885 |
}
|
|
|
886 |
else {
|
|
|
887 |
$width=$this->GetBBoxWidth($txt,$dir) ;
|
|
|
888 |
$height=$this->GetBBoxHeight($txt,$dir) ;
|
|
|
889 |
}
|
|
|
890 |
|
|
|
891 |
$height += 2*$ymarg;
|
|
|
892 |
$width += 2*$xmarg;
|
|
|
893 |
|
|
|
894 |
if( $this->text_halign=="right" ) $x -= $width;
|
|
|
895 |
elseif( $this->text_halign=="center" ) $x -= $width/2;
|
|
|
896 |
if( $this->text_valign=="bottom" ) $y -= $height;
|
|
|
897 |
elseif( $this->text_valign=="center" ) $y -= $height/2;
|
|
|
898 |
|
|
|
899 |
$olda = $this->SetAngle(0);
|
|
|
900 |
|
|
|
901 |
if( $shadowcolor ) {
|
|
|
902 |
$this->PushColor($shadowcolor);
|
|
|
903 |
$this->FilledRoundedRectangle($x-$xmarg+$dropwidth,$y-$ymarg+$dropwidth,
|
|
|
904 |
$x+$width+$dropwidth,$y+$height-$ymarg+$dropwidth,
|
|
|
905 |
$cornerradius);
|
|
|
906 |
$this->PopColor();
|
|
|
907 |
$this->PushColor($fcolor);
|
|
|
908 |
$this->FilledRoundedRectangle($x-$xmarg,$y-$ymarg,
|
|
|
909 |
$x+$width,$y+$height-$ymarg,
|
|
|
910 |
$cornerradius);
|
|
|
911 |
$this->PopColor();
|
|
|
912 |
$this->PushColor($bcolor);
|
|
|
913 |
$this->RoundedRectangle($x-$xmarg,$y-$ymarg,
|
|
|
914 |
$x+$width,$y+$height-$ymarg,$cornerradius);
|
|
|
915 |
$this->PopColor();
|
|
|
916 |
}
|
|
|
917 |
else {
|
|
|
918 |
if( $fcolor ) {
|
|
|
919 |
$oc=$this->current_color;
|
|
|
920 |
$this->SetColor($fcolor);
|
|
|
921 |
$this->FilledRoundedRectangle($x-$xmarg,$y-$ymarg,$x+$width,$y+$height-$ymarg,$cornerradius);
|
|
|
922 |
$this->current_color=$oc;
|
|
|
923 |
}
|
|
|
924 |
if( $bcolor ) {
|
|
|
925 |
$oc=$this->current_color;
|
|
|
926 |
$this->SetColor($bcolor);
|
|
|
927 |
$this->RoundedRectangle($x-$xmarg,$y-$ymarg,$x+$width,$y+$height-$ymarg,$cornerradius);
|
|
|
928 |
$this->current_color=$oc;
|
|
|
929 |
}
|
|
|
930 |
}
|
|
|
931 |
|
|
|
932 |
$h=$this->text_halign;
|
|
|
933 |
$v=$this->text_valign;
|
|
|
934 |
$this->SetTextAlign("left","top");
|
|
|
935 |
$this->StrokeText($x, $y, $txt, $dir, $paragraph_align);
|
|
|
936 |
$bb = array($x-$xmarg,$y+$height-$ymarg,$x+$width,$y+$height-$ymarg,
|
|
|
937 |
$x+$width,$y-$ymarg,$x-$xmarg,$y-$ymarg);
|
|
|
938 |
$this->SetTextAlign($h,$v);
|
|
|
939 |
|
|
|
940 |
$this->SetAngle($olda);
|
|
|
941 |
|
|
|
942 |
return $bb;
|
|
|
943 |
}
|
|
|
944 |
|
|
|
945 |
// Set text alignment
|
|
|
946 |
function SetTextAlign($halign,$valign="bottom") {
|
|
|
947 |
$this->text_halign=$halign;
|
|
|
948 |
$this->text_valign=$valign;
|
|
|
949 |
}
|
|
|
950 |
|
|
|
951 |
|
|
|
952 |
function _StrokeBuiltinFont($x,$y,$txt,$dir=0,$paragraph_align="left",&$aBoundingBox,$aDebug=false) {
|
|
|
953 |
|
|
|
954 |
if( is_numeric($dir) && $dir!=90 && $dir!=0)
|
|
|
955 |
JpGraphError::RaiseL(25091);//(" Internal font does not support drawing text at arbitrary angle. Use TTF fonts instead.");
|
|
|
956 |
|
|
|
957 |
$h=$this->GetTextHeight($txt);
|
|
|
958 |
$fh=$this->GetFontHeight();
|
|
|
959 |
$w=$this->GetTextWidth($txt);
|
|
|
960 |
|
|
|
961 |
if( $this->text_halign=="right")
|
|
|
962 |
$x -= $dir==0 ? $w : $h;
|
|
|
963 |
elseif( $this->text_halign=="center" ) {
|
|
|
964 |
// For center we subtract 1 pixel since this makes the middle
|
|
|
965 |
// be prefectly in the middle
|
|
|
966 |
$x -= $dir==0 ? $w/2-1 : $h/2;
|
|
|
967 |
}
|
|
|
968 |
if( $this->text_valign=="top" )
|
|
|
969 |
$y += $dir==0 ? $h : $w;
|
|
|
970 |
elseif( $this->text_valign=="center" )
|
|
|
971 |
$y += $dir==0 ? $h/2 : $w/2;
|
|
|
972 |
|
|
|
973 |
if( $dir==90 ) {
|
|
|
974 |
imagestringup($this->img,$this->font_family,$x,$y,$txt,$this->current_color);
|
|
|
975 |
$aBoundingBox = array(round($x),round($y),round($x),round($y-$w),round($x+$h),round($y-$w),round($x+$h),round($y));
|
|
|
976 |
if( $aDebug ) {
|
|
|
977 |
// Draw bounding box
|
|
|
978 |
$this->PushColor('green');
|
|
|
979 |
$this->Polygon($aBoundingBox,true);
|
|
|
980 |
$this->PopColor();
|
|
|
981 |
}
|
|
|
982 |
}
|
|
|
983 |
else {
|
|
|
984 |
if( ereg("\n",$txt) ) {
|
|
|
985 |
$tmp = split("\n",$txt);
|
|
|
986 |
for($i=0; $i < count($tmp); ++$i) {
|
|
|
987 |
$w1 = $this->GetTextWidth($tmp[$i]);
|
|
|
988 |
if( $paragraph_align=="left" ) {
|
|
|
989 |
imagestring($this->img,$this->font_family,$x,$y-$h+1+$i*$fh,$tmp[$i],$this->current_color);
|
|
|
990 |
}
|
|
|
991 |
elseif( $paragraph_align=="right" ) {
|
|
|
992 |
imagestring($this->img,$this->font_family,$x+($w-$w1),
|
|
|
993 |
$y-$h+1+$i*$fh,$tmp[$i],$this->current_color);
|
|
|
994 |
}
|
|
|
995 |
else {
|
|
|
996 |
imagestring($this->img,$this->font_family,$x+$w/2-$w1/2,
|
|
|
997 |
$y-$h+1+$i*$fh,$tmp[$i],$this->current_color);
|
|
|
998 |
}
|
|
|
999 |
}
|
|
|
1000 |
}
|
|
|
1001 |
else {
|
|
|
1002 |
//Put the text
|
|
|
1003 |
imagestring($this->img,$this->font_family,$x,$y-$h+1,$txt,$this->current_color);
|
|
|
1004 |
}
|
|
|
1005 |
if( $aDebug ) {
|
|
|
1006 |
// Draw the bounding rectangle and the bounding box
|
|
|
1007 |
$p1 = array(round($x),round($y),round($x),round($y-$h),round($x+$w),round($y-$h),round($x+$w),round($y));
|
|
|
1008 |
|
|
|
1009 |
// Draw bounding box
|
|
|
1010 |
$this->PushColor('green');
|
|
|
1011 |
$this->Polygon($p1,true);
|
|
|
1012 |
$this->PopColor();
|
|
|
1013 |
|
|
|
1014 |
}
|
|
|
1015 |
$aBoundingBox=array(round($x),round($y),round($x),round($y-$h),round($x+$w),round($y-$h),round($x+$w),round($y));
|
|
|
1016 |
}
|
|
|
1017 |
}
|
|
|
1018 |
|
|
|
1019 |
function AddTxtCR($aTxt) {
|
|
|
1020 |
// If the user has just specified a '\n'
|
|
|
1021 |
// instead of '\n\t' we have to add '\r' since
|
|
|
1022 |
// the width will be too muchy otherwise since when
|
|
|
1023 |
// we print we stroke the individually lines by hand.
|
|
|
1024 |
$e = explode("\n",$aTxt);
|
|
|
1025 |
$n = count($e);
|
|
|
1026 |
for($i=0; $i<$n; ++$i) {
|
|
|
1027 |
$e[$i]=str_replace("\r","",$e[$i]);
|
|
|
1028 |
}
|
|
|
1029 |
return implode("\n\r",$e);
|
|
|
1030 |
}
|
|
|
1031 |
|
|
|
1032 |
function GetTTFBBox($aTxt,$aAngle=0) {
|
|
|
1033 |
$bbox = @ImageTTFBBox($this->font_size,$aAngle,$this->font_file,$aTxt);
|
|
|
1034 |
if( $bbox === false ) {
|
|
|
1035 |
JpGraphError::RaiseL(25092,$this->font_file);
|
|
|
1036 |
//("There is either a configuration problem with TrueType or a problem reading font file (".$this->font_file."). Make sure file exists and is in a readable place for the HTTP process. (If 'basedir' restriction is enabled in PHP then the font file must be located in the document root.). It might also be a wrongly installed FreeType library. Try uppgrading to at least FreeType 2.1.13 and recompile GD with the correct setup so it can find the new FT library.");
|
|
|
1037 |
}
|
|
|
1038 |
return $bbox;
|
|
|
1039 |
}
|
|
|
1040 |
|
|
|
1041 |
function GetBBoxTTF($aTxt,$aAngle=0) {
|
|
|
1042 |
// Normalize the bounding box to become a minimum
|
|
|
1043 |
// enscribing rectangle
|
|
|
1044 |
|
|
|
1045 |
$aTxt = $this->AddTxtCR($aTxt);
|
|
|
1046 |
|
|
|
1047 |
if( !is_readable($this->font_file) ) {
|
|
|
1048 |
JpGraphError::RaiseL(25093,$this->font_file);
|
|
|
1049 |
//('Can not read font file ('.$this->font_file.') in call to Image::GetBBoxTTF. Please make sure that you have set a font before calling this method and that the font is installed in the TTF directory.');
|
|
|
1050 |
}
|
|
|
1051 |
$bbox = $this->GetTTFBBox($aTxt,$aAngle);
|
|
|
1052 |
|
|
|
1053 |
if( $aAngle==0 )
|
|
|
1054 |
return $bbox;
|
|
|
1055 |
if( $aAngle >= 0 ) {
|
|
|
1056 |
if( $aAngle <= 90 ) { //<=0
|
|
|
1057 |
$bbox = array($bbox[6],$bbox[1],$bbox[2],$bbox[1],
|
|
|
1058 |
$bbox[2],$bbox[5],$bbox[6],$bbox[5]);
|
|
|
1059 |
}
|
|
|
1060 |
elseif( $aAngle <= 180 ) { //<= 2
|
|
|
1061 |
$bbox = array($bbox[4],$bbox[7],$bbox[0],$bbox[7],
|
|
|
1062 |
$bbox[0],$bbox[3],$bbox[4],$bbox[3]);
|
|
|
1063 |
}
|
|
|
1064 |
elseif( $aAngle <= 270 ) { //<= 3
|
|
|
1065 |
$bbox = array($bbox[2],$bbox[5],$bbox[6],$bbox[5],
|
|
|
1066 |
$bbox[6],$bbox[1],$bbox[2],$bbox[1]);
|
|
|
1067 |
}
|
|
|
1068 |
else {
|
|
|
1069 |
$bbox = array($bbox[0],$bbox[3],$bbox[4],$bbox[3],
|
|
|
1070 |
$bbox[4],$bbox[7],$bbox[0],$bbox[7]);
|
|
|
1071 |
}
|
|
|
1072 |
}
|
|
|
1073 |
elseif( $aAngle < 0 ) {
|
|
|
1074 |
if( $aAngle <= -270 ) { // <= -3
|
|
|
1075 |
$bbox = array($bbox[6],$bbox[1],$bbox[2],$bbox[1],
|
|
|
1076 |
$bbox[2],$bbox[5],$bbox[6],$bbox[5]);
|
|
|
1077 |
}
|
|
|
1078 |
elseif( $aAngle <= -180 ) { // <= -2
|
|
|
1079 |
$bbox = array($bbox[0],$bbox[3],$bbox[4],$bbox[3],
|
|
|
1080 |
$bbox[4],$bbox[7],$bbox[0],$bbox[7]);
|
|
|
1081 |
}
|
|
|
1082 |
elseif( $aAngle <= -90 ) { // <= -1
|
|
|
1083 |
$bbox = array($bbox[2],$bbox[5],$bbox[6],$bbox[5],
|
|
|
1084 |
$bbox[6],$bbox[1],$bbox[2],$bbox[1]);
|
|
|
1085 |
}
|
|
|
1086 |
else {
|
|
|
1087 |
$bbox = array($bbox[0],$bbox[3],$bbox[4],$bbox[3],
|
|
|
1088 |
$bbox[4],$bbox[7],$bbox[0],$bbox[7]);
|
|
|
1089 |
}
|
|
|
1090 |
}
|
|
|
1091 |
return $bbox;
|
|
|
1092 |
}
|
|
|
1093 |
|
|
|
1094 |
function GetBBoxHeight($aTxt,$aAngle=0) {
|
|
|
1095 |
$box = $this->GetBBoxTTF($aTxt,$aAngle);
|
|
|
1096 |
return $box[1]-$box[7]+1;
|
|
|
1097 |
}
|
|
|
1098 |
|
|
|
1099 |
function GetBBoxWidth($aTxt,$aAngle=0) {
|
|
|
1100 |
$box = $this->GetBBoxTTF($aTxt,$aAngle);
|
|
|
1101 |
return $box[2]-$box[0]+1;
|
|
|
1102 |
}
|
|
|
1103 |
|
|
|
1104 |
function _StrokeTTF($x,$y,$txt,$dir=0,$paragraph_align="left",&$aBoundingBox,$debug=false) {
|
|
|
1105 |
|
|
|
1106 |
// Setupo default inter line margin for paragraphs to
|
|
|
1107 |
// 25% of the font height.
|
|
|
1108 |
$ConstLineSpacing = 0.25 ;
|
|
|
1109 |
|
|
|
1110 |
// Remember the anchor point before adjustment
|
|
|
1111 |
if( $debug ) {
|
|
|
1112 |
$ox=$x;
|
|
|
1113 |
$oy=$y;
|
|
|
1114 |
}
|
|
|
1115 |
|
|
|
1116 |
if( !ereg("\n",$txt) || ($dir>0 && ereg("\n",$txt)) ) {
|
|
|
1117 |
// Format a single line
|
|
|
1118 |
|
|
|
1119 |
$txt = $this->AddTxtCR($txt);
|
|
|
1120 |
|
|
|
1121 |
$bbox=$this->GetBBoxTTF($txt,$dir);
|
|
|
1122 |
|
|
|
1123 |
// Align x,y ot lower left corner of bbox
|
|
|
1124 |
$x -= $bbox[0];
|
|
|
1125 |
$y -= $bbox[1];
|
|
|
1126 |
|
|
|
1127 |
// Note to self: "topanchor" is deprecated after we changed the
|
|
|
1128 |
// bopunding box stuff.
|
|
|
1129 |
if( $this->text_halign=="right" || $this->text_halign=="topanchor" )
|
|
|
1130 |
$x -= $bbox[2]-$bbox[0];
|
|
|
1131 |
elseif( $this->text_halign=="center" ) $x -= ($bbox[2]-$bbox[0])/2;
|
|
|
1132 |
|
|
|
1133 |
if( $this->text_valign=="top" ) $y += abs($bbox[5])+$bbox[1];
|
|
|
1134 |
elseif( $this->text_valign=="center" ) $y -= ($bbox[5]-$bbox[1])/2;
|
|
|
1135 |
|
|
|
1136 |
ImageTTFText ($this->img, $this->font_size, $dir, $x, $y,
|
|
|
1137 |
$this->current_color,$this->font_file,$txt);
|
|
|
1138 |
|
|
|
1139 |
// Calculate and return the co-ordinates for the bounding box
|
|
|
1140 |
$box=@ImageTTFBBox($this->font_size,$dir,$this->font_file,$txt);
|
|
|
1141 |
$p1 = array();
|
|
|
1142 |
|
|
|
1143 |
|
|
|
1144 |
for($i=0; $i < 4; ++$i) {
|
|
|
1145 |
$p1[] = round($box[$i*2]+$x);
|
|
|
1146 |
$p1[] = round($box[$i*2+1]+$y);
|
|
|
1147 |
}
|
|
|
1148 |
$aBoundingBox = $p1;
|
|
|
1149 |
|
|
|
1150 |
// Debugging code to highlight the bonding box and bounding rectangle
|
|
|
1151 |
// For text at 0 degrees the bounding box and bounding rectangle are the
|
|
|
1152 |
// same
|
|
|
1153 |
if( $debug ) {
|
|
|
1154 |
// Draw the bounding rectangle and the bounding box
|
|
|
1155 |
$box=@ImageTTFBBox($this->font_size,$dir,$this->font_file,$txt);
|
|
|
1156 |
$p = array();
|
|
|
1157 |
$p1 = array();
|
|
|
1158 |
for($i=0; $i < 4; ++$i) {
|
|
|
1159 |
$p[] = $bbox[$i*2]+$x;
|
|
|
1160 |
$p[] = $bbox[$i*2+1]+$y;
|
|
|
1161 |
$p1[] = $box[$i*2]+$x;
|
|
|
1162 |
$p1[] = $box[$i*2+1]+$y;
|
|
|
1163 |
}
|
|
|
1164 |
|
|
|
1165 |
// Draw bounding box
|
|
|
1166 |
$this->PushColor('green');
|
|
|
1167 |
$this->Polygon($p1,true);
|
|
|
1168 |
$this->PopColor();
|
|
|
1169 |
|
|
|
1170 |
// Draw bounding rectangle
|
|
|
1171 |
$this->PushColor('darkgreen');
|
|
|
1172 |
$this->Polygon($p,true);
|
|
|
1173 |
$this->PopColor();
|
|
|
1174 |
|
|
|
1175 |
// Draw a cross at the anchor point
|
|
|
1176 |
$this->PushColor('red');
|
|
|
1177 |
$this->Line($ox-15,$oy,$ox+15,$oy);
|
|
|
1178 |
$this->Line($ox,$oy-15,$ox,$oy+15);
|
|
|
1179 |
$this->PopColor();
|
|
|
1180 |
}
|
|
|
1181 |
}
|
|
|
1182 |
else {
|
|
|
1183 |
// Format a text paragraph
|
|
|
1184 |
$fh=$this->GetFontHeight();
|
|
|
1185 |
|
|
|
1186 |
// Line margin is 25% of font height
|
|
|
1187 |
$linemargin=round($fh*$ConstLineSpacing);
|
|
|
1188 |
$fh += $linemargin;
|
|
|
1189 |
$w=$this->GetTextWidth($txt);
|
|
|
1190 |
|
|
|
1191 |
$y -= $linemargin/2;
|
|
|
1192 |
$tmp = split("\n",$txt);
|
|
|
1193 |
$nl = count($tmp);
|
|
|
1194 |
$h = $nl * $fh;
|
|
|
1195 |
|
|
|
1196 |
if( $this->text_halign=="right")
|
|
|
1197 |
$x -= $dir==0 ? $w : $h;
|
|
|
1198 |
elseif( $this->text_halign=="center" ) {
|
|
|
1199 |
$x -= $dir==0 ? $w/2 : $h/2;
|
|
|
1200 |
}
|
|
|
1201 |
|
|
|
1202 |
if( $this->text_valign=="top" )
|
|
|
1203 |
$y += $dir==0 ? $h : $w;
|
|
|
1204 |
elseif( $this->text_valign=="center" )
|
|
|
1205 |
$y += $dir==0 ? $h/2 : $w/2;
|
|
|
1206 |
|
|
|
1207 |
// Here comes a tricky bit.
|
|
|
1208 |
// Since we have to give the position for the string at the
|
|
|
1209 |
// baseline this means thaht text will move slightly up
|
|
|
1210 |
// and down depending on any of it's character descend below
|
|
|
1211 |
// the baseline, for example a 'g'. To adjust the Y-position
|
|
|
1212 |
// we therefore adjust the text with the baseline Y-offset
|
|
|
1213 |
// as used for the current font and size. This will keep the
|
|
|
1214 |
// baseline at a fixed positoned disregarding the actual
|
|
|
1215 |
// characters in the string.
|
|
|
1216 |
$standardbox = $this->GetTTFBBox('Gg',$dir);
|
|
|
1217 |
$yadj = $standardbox[1];
|
|
|
1218 |
$xadj = $standardbox[0];
|
|
|
1219 |
$aBoundingBox = array();
|
|
|
1220 |
for($i=0; $i < $nl; ++$i) {
|
|
|
1221 |
$wl = $this->GetTextWidth($tmp[$i]);
|
|
|
1222 |
$bbox = $this->GetTTFBBox($tmp[$i],$dir);
|
|
|
1223 |
if( $paragraph_align=="left" ) {
|
|
|
1224 |
$xl = $x;
|
|
|
1225 |
}
|
|
|
1226 |
elseif( $paragraph_align=="right" ) {
|
|
|
1227 |
$xl = $x + ($w-$wl);
|
|
|
1228 |
}
|
|
|
1229 |
else {
|
|
|
1230 |
// Center
|
|
|
1231 |
$xl = $x + $w/2 - $wl/2 ;
|
|
|
1232 |
}
|
|
|
1233 |
|
|
|
1234 |
$xl -= $bbox[0];
|
|
|
1235 |
$yl = $y - $yadj;
|
|
|
1236 |
$xl = $xl - $xadj;
|
|
|
1237 |
ImageTTFText ($this->img, $this->font_size, $dir,
|
|
|
1238 |
$xl, $yl-($h-$fh)+$fh*$i,
|
|
|
1239 |
$this->current_color,$this->font_file,$tmp[$i]);
|
|
|
1240 |
|
|
|
1241 |
if( $debug ) {
|
|
|
1242 |
// Draw the bounding rectangle around each line
|
|
|
1243 |
$box=@ImageTTFBBox($this->font_size,$dir,$this->font_file,$tmp[$i]);
|
|
|
1244 |
$p = array();
|
|
|
1245 |
for($j=0; $j < 4; ++$j) {
|
|
|
1246 |
$p[] = $bbox[$j*2]+$xl;
|
|
|
1247 |
$p[] = $bbox[$j*2+1]+$yl-($h-$fh)+$fh*$i;
|
|
|
1248 |
}
|
|
|
1249 |
|
|
|
1250 |
// Draw bounding rectangle
|
|
|
1251 |
$this->PushColor('darkgreen');
|
|
|
1252 |
$this->Polygon($p,true);
|
|
|
1253 |
$this->PopColor();
|
|
|
1254 |
}
|
|
|
1255 |
}
|
|
|
1256 |
|
|
|
1257 |
// Get the bounding box
|
|
|
1258 |
$bbox = $this->GetBBoxTTF($txt,$dir);
|
|
|
1259 |
for($j=0; $j < 4; ++$j) {
|
|
|
1260 |
$bbox[$j*2]+= round($x);
|
|
|
1261 |
$bbox[$j*2+1]+= round($y - ($h-$fh) - $yadj);
|
|
|
1262 |
}
|
|
|
1263 |
$aBoundingBox = $bbox;
|
|
|
1264 |
|
|
|
1265 |
if( $debug ) {
|
|
|
1266 |
// Draw a cross at the anchor point
|
|
|
1267 |
$this->PushColor('red');
|
|
|
1268 |
$this->Line($ox-25,$oy,$ox+25,$oy);
|
|
|
1269 |
$this->Line($ox,$oy-25,$ox,$oy+25);
|
|
|
1270 |
$this->PopColor();
|
|
|
1271 |
}
|
|
|
1272 |
|
|
|
1273 |
}
|
|
|
1274 |
}
|
|
|
1275 |
|
|
|
1276 |
function StrokeText($x,$y,$txt,$dir=0,$paragraph_align="left",$debug=false) {
|
|
|
1277 |
|
|
|
1278 |
$x = round($x);
|
|
|
1279 |
$y = round($y);
|
|
|
1280 |
|
|
|
1281 |
// Do special language encoding
|
|
|
1282 |
$txt = $this->langconv->Convert($txt,$this->font_family);
|
|
|
1283 |
|
|
|
1284 |
if( !is_numeric($dir) )
|
|
|
1285 |
JpGraphError::RaiseL(25094);//(" Direction for text most be given as an angle between 0 and 90.");
|
|
|
1286 |
|
|
|
1287 |
if( $this->font_family >= FF_FONT0 && $this->font_family <= FF_FONT2+1) {
|
|
|
1288 |
$this->_StrokeBuiltinFont($x,$y,$txt,$dir,$paragraph_align,$boundingbox,$debug);
|
|
|
1289 |
}
|
|
|
1290 |
elseif($this->font_family >= _FF_FIRST && $this->font_family <= _FF_LAST) {
|
|
|
1291 |
$this->_StrokeTTF($x,$y,$txt,$dir,$paragraph_align,$boundingbox,$debug);
|
|
|
1292 |
}
|
|
|
1293 |
else
|
|
|
1294 |
JpGraphError::RaiseL(25095);//(" Unknown font font family specification. ");
|
|
|
1295 |
return $boundingbox;
|
|
|
1296 |
}
|
|
|
1297 |
|
|
|
1298 |
function SetMargin($lm,$rm,$tm,$bm) {
|
|
|
1299 |
$this->left_margin=$lm;
|
|
|
1300 |
$this->right_margin=$rm;
|
|
|
1301 |
$this->top_margin=$tm;
|
|
|
1302 |
$this->bottom_margin=$bm;
|
|
|
1303 |
$this->plotwidth=$this->width - $this->left_margin-$this->right_margin ;
|
|
|
1304 |
$this->plotheight=$this->height - $this->top_margin-$this->bottom_margin ;
|
|
|
1305 |
if( $this->width > 0 && $this->height > 0 ) {
|
|
|
1306 |
if( $this->plotwidth < 0 || $this->plotheight < 0 )
|
|
|
1307 |
JpGraphError::raise("Too small plot area. ($lm,$rm,$tm,$bm : $this->plotwidth x $this->plotheight). With the given image size and margins there is to little space left for the plot. Increase the plot size or reduce the margins.");
|
|
|
1308 |
}
|
|
|
1309 |
}
|
|
|
1310 |
|
|
|
1311 |
function SetTransparent($color) {
|
|
|
1312 |
imagecolortransparent ($this->img,$this->rgb->allocate($color));
|
|
|
1313 |
}
|
|
|
1314 |
|
|
|
1315 |
function SetColor($color,$aAlpha=0) {
|
|
|
1316 |
$this->current_color_name = $color;
|
|
|
1317 |
$this->current_color=$this->rgb->allocate($color,$aAlpha);
|
|
|
1318 |
if( $this->current_color == -1 ) {
|
|
|
1319 |
JpGraphError::RaiseL(25096);
|
|
|
1320 |
//("Can't allocate any more colors.");
|
|
|
1321 |
}
|
|
|
1322 |
return $this->current_color;
|
|
|
1323 |
}
|
|
|
1324 |
|
|
|
1325 |
function PushColor($color) {
|
|
|
1326 |
if( $color != "" ) {
|
|
|
1327 |
$this->colorstack[$this->colorstackidx]=$this->current_color_name;
|
|
|
1328 |
$this->colorstack[$this->colorstackidx+1]=$this->current_color;
|
|
|
1329 |
$this->colorstackidx+=2;
|
|
|
1330 |
$this->SetColor($color);
|
|
|
1331 |
}
|
|
|
1332 |
else {
|
|
|
1333 |
JpGraphError::RaiseL(25097);//("Color specified as empty string in PushColor().");
|
|
|
1334 |
}
|
|
|
1335 |
}
|
|
|
1336 |
|
|
|
1337 |
function PopColor() {
|
|
|
1338 |
if($this->colorstackidx<1)
|
|
|
1339 |
JpGraphError::RaiseL(25098);//(" Negative Color stack index. Unmatched call to PopColor()");
|
|
|
1340 |
$this->current_color=$this->colorstack[--$this->colorstackidx];
|
|
|
1341 |
$this->current_color_name=$this->colorstack[--$this->colorstackidx];
|
|
|
1342 |
}
|
|
|
1343 |
|
|
|
1344 |
|
|
|
1345 |
function SetLineWeight($weight) {
|
|
|
1346 |
$this->line_weight = $weight;
|
|
|
1347 |
}
|
|
|
1348 |
|
|
|
1349 |
function SetStartPoint($x,$y) {
|
|
|
1350 |
$this->lastx=round($x);
|
|
|
1351 |
$this->lasty=round($y);
|
|
|
1352 |
}
|
|
|
1353 |
|
|
|
1354 |
function Arc($cx,$cy,$w,$h,$s,$e) {
|
|
|
1355 |
// GD Arc doesn't like negative angles
|
|
|
1356 |
while( $s < 0) $s += 360;
|
|
|
1357 |
while( $e < 0) $e += 360;
|
|
|
1358 |
|
|
|
1359 |
imagearc($this->img,round($cx),round($cy),round($w),round($h),
|
|
|
1360 |
$s,$e,$this->current_color);
|
|
|
1361 |
}
|
|
|
1362 |
|
|
|
1363 |
function FilledArc($xc,$yc,$w,$h,$s,$e,$style="") {
|
|
|
1364 |
|
|
|
1365 |
while( $s < 0 ) $s += 360;
|
|
|
1366 |
while( $e < 0 ) $e += 360;
|
|
|
1367 |
if( $style=="" )
|
|
|
1368 |
$style=IMG_ARC_PIE;
|
|
|
1369 |
|
|
|
1370 |
// Workaround for bug in 4.4.7 which will not draw a correct 360
|
|
|
1371 |
// degree slice with any other angles than 0,360
|
|
|
1372 |
if( 360-abs($s-$e) < 0.01 ) {
|
|
|
1373 |
$s = 0;
|
|
|
1374 |
$e = 360;
|
|
|
1375 |
}
|
|
|
1376 |
if( abs($s-$e) > 0.001 ) {
|
|
|
1377 |
imagefilledarc($this->img,round($xc),round($yc),round($w),round($h),
|
|
|
1378 |
round($s),round($e),$this->current_color,$style);
|
|
|
1379 |
}
|
|
|
1380 |
}
|
|
|
1381 |
|
|
|
1382 |
function FilledCakeSlice($cx,$cy,$w,$h,$s,$e) {
|
|
|
1383 |
$this->CakeSlice($cx,$cy,$w,$h,$s,$e,$this->current_color_name);
|
|
|
1384 |
}
|
|
|
1385 |
|
|
|
1386 |
function CakeSlice($xc,$yc,$w,$h,$s,$e,$fillcolor="",$arccolor="") {
|
|
|
1387 |
$s = round($s); $e = round($e);
|
|
|
1388 |
$w = round($w); $h = round($h);
|
|
|
1389 |
$xc = round($xc); $yc = round($yc);
|
|
|
1390 |
|
|
|
1391 |
if( $s==$e ) {
|
|
|
1392 |
// A full circle. We draw this a plain circle
|
|
|
1393 |
$this->PushColor($fillcolor);
|
|
|
1394 |
imagefilledellipse($this->img,$xc,$yc,2*$w,2*$h,$this->current_color);
|
|
|
1395 |
$this->PopColor();
|
|
|
1396 |
$this->PushColor($arccolor);
|
|
|
1397 |
imageellipse($this->img,$xc,$yc,2*$w,2*$h,$this->current_color);
|
|
|
1398 |
$this->Line($xc,$yc,cos($s*M_PI/180)*$w+$xc,$yc+sin($s*M_PI/180)*$h);
|
|
|
1399 |
$this->PopColor();
|
|
|
1400 |
}
|
|
|
1401 |
else {
|
|
|
1402 |
$this->PushColor($fillcolor);
|
|
|
1403 |
$this->FilledArc($xc,$yc,2*$w,2*$h,$s,$e);
|
|
|
1404 |
$this->PopColor();
|
|
|
1405 |
if( $arccolor != "" ) {
|
|
|
1406 |
$this->PushColor($arccolor);
|
|
|
1407 |
// We add 2 pixels to make the Arc() better aligned with the filled arc.
|
|
|
1408 |
imagefilledarc($this->img,$xc,$yc,2*$w,2*$h,$s,$e,$this->current_color,IMG_ARC_NOFILL | IMG_ARC_EDGED ) ;
|
|
|
1409 |
|
|
|
1410 |
// Workaround for bug in 4.4.7 which will not draw a correct 360
|
|
|
1411 |
// degree slice with any other angles than 0,360. Unfortunately we cannot just
|
|
|
1412 |
// adjust the angles since the interior ar edge is drawn correct but not the surrounding
|
|
|
1413 |
// circle. This workaround can only be used with perfect circle shaped arcs
|
|
|
1414 |
if( PHP_VERSION==='4.4.7' && (360-abs($s-$e) < 0.01 && $w==$h) ) {
|
|
|
1415 |
$this->Circle($xc,$yc,$w);
|
|
|
1416 |
}
|
|
|
1417 |
$this->PopColor();
|
|
|
1418 |
}
|
|
|
1419 |
}
|
|
|
1420 |
}
|
|
|
1421 |
|
|
|
1422 |
function Ellipse($xc,$yc,$w,$h) {
|
|
|
1423 |
$this->Arc($xc,$yc,$w,$h,0,360);
|
|
|
1424 |
}
|
|
|
1425 |
|
|
|
1426 |
// Breseham circle gives visually better result then using GD
|
|
|
1427 |
// built in arc(). It takes some more time but gives better
|
|
|
1428 |
// accuracy.
|
|
|
1429 |
function BresenhamCircle($xc,$yc,$r) {
|
|
|
1430 |
$d = 3-2*$r;
|
|
|
1431 |
$x = 0;
|
|
|
1432 |
$y = $r;
|
|
|
1433 |
while($x<=$y) {
|
|
|
1434 |
$this->Point($xc+$x,$yc+$y);
|
|
|
1435 |
$this->Point($xc+$x,$yc-$y);
|
|
|
1436 |
$this->Point($xc-$x,$yc+$y);
|
|
|
1437 |
$this->Point($xc-$x,$yc-$y);
|
|
|
1438 |
|
|
|
1439 |
$this->Point($xc+$y,$yc+$x);
|
|
|
1440 |
$this->Point($xc+$y,$yc-$x);
|
|
|
1441 |
$this->Point($xc-$y,$yc+$x);
|
|
|
1442 |
$this->Point($xc-$y,$yc-$x);
|
|
|
1443 |
|
|
|
1444 |
if( $d<0 ) $d += 4*$x+6;
|
|
|
1445 |
else {
|
|
|
1446 |
$d += 4*($x-$y)+10;
|
|
|
1447 |
--$y;
|
|
|
1448 |
}
|
|
|
1449 |
++$x;
|
|
|
1450 |
}
|
|
|
1451 |
}
|
|
|
1452 |
|
|
|
1453 |
function Circle($xc,$yc,$r) {
|
|
|
1454 |
if( USE_BRESENHAM )
|
|
|
1455 |
$this->BresenhamCircle($xc,$yc,$r);
|
|
|
1456 |
else {
|
|
|
1457 |
|
|
|
1458 |
/*
|
|
|
1459 |
// Some experimental code snippet to see if we can get a decent
|
|
|
1460 |
// result doing a trig-circle
|
|
|
1461 |
// Create an approximated circle with 0.05 rad resolution
|
|
|
1462 |
$end = 2*M_PI;
|
|
|
1463 |
$l = $r/10;
|
|
|
1464 |
if( $l < 3 ) $l=3;
|
|
|
1465 |
$step_size = 2*M_PI/(2*$r*M_PI/$l);
|
|
|
1466 |
$pts = array();
|
|
|
1467 |
$pts[] = $r + $xc;
|
|
|
1468 |
$pts[] = $yc;
|
|
|
1469 |
for( $a=$step_size; $a <= $end; $a += $step_size ) {
|
|
|
1470 |
$pts[] = round($xc + $r*cos($a));
|
|
|
1471 |
$pts[] = round($yc - $r*sin($a));
|
|
|
1472 |
}
|
|
|
1473 |
imagepolygon($this->img,$pts,count($pts)/2,$this->current_color);
|
|
|
1474 |
*/
|
|
|
1475 |
|
|
|
1476 |
$this->Arc($xc,$yc,$r*2,$r*2,0,360);
|
|
|
1477 |
|
|
|
1478 |
// For some reason imageellipse() isn't in GD 2.0.1, PHP 4.1.1
|
|
|
1479 |
//imageellipse($this->img,$xc,$yc,$r,$r,$this->current_color);
|
|
|
1480 |
}
|
|
|
1481 |
}
|
|
|
1482 |
|
|
|
1483 |
function FilledCircle($xc,$yc,$r) {
|
|
|
1484 |
imagefilledellipse($this->img,round($xc),round($yc),2*$r,2*$r,$this->current_color);
|
|
|
1485 |
}
|
|
|
1486 |
|
|
|
1487 |
// Linear Color InterPolation
|
|
|
1488 |
function lip($f,$t,$p) {
|
|
|
1489 |
$p = round($p,1);
|
|
|
1490 |
$r = $f[0] + ($t[0]-$f[0])*$p;
|
|
|
1491 |
$g = $f[1] + ($t[1]-$f[1])*$p;
|
|
|
1492 |
$b = $f[2] + ($t[2]-$f[2])*$p;
|
|
|
1493 |
return array($r,$g,$b);
|
|
|
1494 |
}
|
|
|
1495 |
|
|
|
1496 |
// Anti-aliased line.
|
|
|
1497 |
// Note that this is roughly 8 times slower then a normal line!
|
|
|
1498 |
function WuLine($x1,$y1,$x2,$y2) {
|
|
|
1499 |
// Get foreground line color
|
|
|
1500 |
$lc = imagecolorsforindex($this->img,$this->current_color);
|
|
|
1501 |
$lc = array($lc["red"],$lc["green"],$lc["blue"]);
|
|
|
1502 |
|
|
|
1503 |
$dx = $x2-$x1;
|
|
|
1504 |
$dy = $y2-$y1;
|
|
|
1505 |
|
|
|
1506 |
if( abs($dx) > abs($dy) ) {
|
|
|
1507 |
if( $dx<0 ) {
|
|
|
1508 |
$dx = -$dx;$dy = -$dy;
|
|
|
1509 |
$tmp=$x2;$x2=$x1;$x1=$tmp;
|
|
|
1510 |
$tmp=$y2;$y2=$y1;$y1=$tmp;
|
|
|
1511 |
}
|
|
|
1512 |
$x=$x1<<16; $y=$y1<<16;
|
|
|
1513 |
$yinc = ($dy*65535)/$dx;
|
|
|
1514 |
$first=true;
|
|
|
1515 |
while( ($x >> 16) < $x2 ) {
|
|
|
1516 |
|
|
|
1517 |
$bc = @imagecolorsforindex($this->img,imagecolorat($this->img,$x>>16,$y>>16));
|
|
|
1518 |
if( $bc <= 0 ) {
|
|
|
1519 |
JpGraphError::RaiseL(25100);//('Problem with color palette and your GD setup. Please disable anti-aliasing or use GD2 with true-color. If you have GD2 library installed please make sure that you have set the USE_GD2 constant to true and that truecolor is enabled.');
|
|
|
1520 |
}
|
|
|
1521 |
$bc=array($bc["red"],$bc["green"],$bc["blue"]);
|
|
|
1522 |
|
|
|
1523 |
$this->SetColor($this->lip($lc,$bc,($y & 0xFFFF)/65535));
|
|
|
1524 |
imagesetpixel($this->img,$x>>16,$y>>16,$this->current_color);
|
|
|
1525 |
$this->SetColor($this->lip($lc,$bc,(~$y & 0xFFFF)/65535));
|
|
|
1526 |
if( !$first )
|
|
|
1527 |
imagesetpixel($this->img,$x>>16,($y>>16)+1,$this->current_color);
|
|
|
1528 |
$x += 65536; $y += $yinc;
|
|
|
1529 |
$first=false;
|
|
|
1530 |
}
|
|
|
1531 |
}
|
|
|
1532 |
else {
|
|
|
1533 |
if( $dy<0 ) {
|
|
|
1534 |
$dx = -$dx;$dy = -$dy;
|
|
|
1535 |
$tmp=$x2;$x2=$x1;$x1=$tmp;
|
|
|
1536 |
$tmp=$y2;$y2=$y1;$y1=$tmp;
|
|
|
1537 |
}
|
|
|
1538 |
$x=$x1<<16; $y=$y1<<16;
|
|
|
1539 |
$xinc = ($dx*65535)/$dy;
|
|
|
1540 |
$first = true;
|
|
|
1541 |
while( ($y >> 16) < $y2 ) {
|
|
|
1542 |
|
|
|
1543 |
$bc = @imagecolorsforindex($this->img,imagecolorat($this->img,$x>>16,$y>>16));
|
|
|
1544 |
if( $bc <= 0 ) {
|
|
|
1545 |
JpGraphError::RaiseL(25100);//('Problem with color palette and your GD setup. Please disable anti-aliasing or use GD2 with true-color. If you have GD2 library installed please make sure that you have set the USE_GD2 constant to true and truecolor is enabled.');
|
|
|
1546 |
|
|
|
1547 |
}
|
|
|
1548 |
|
|
|
1549 |
$bc=array($bc["red"],$bc["green"],$bc["blue"]);
|
|
|
1550 |
|
|
|
1551 |
$this->SetColor($this->lip($lc,$bc,($x & 0xFFFF)/65535));
|
|
|
1552 |
imagesetpixel($this->img,$x>>16,$y>>16,$this->current_color);
|
|
|
1553 |
$this->SetColor($this->lip($lc,$bc,(~$x & 0xFFFF)/65535));
|
|
|
1554 |
if( !$first )
|
|
|
1555 |
imagesetpixel($this->img,($x>>16)+1,$y>>16,$this->current_color);
|
|
|
1556 |
$y += 65536; $x += $xinc;
|
|
|
1557 |
$first = false;
|
|
|
1558 |
}
|
|
|
1559 |
}
|
|
|
1560 |
$this->SetColor($lc);
|
|
|
1561 |
//imagesetpixel($this->img,$x2,$y2,$this->current_color);
|
|
|
1562 |
//imagesetpixel($this->img,$x1,$y1,$this->current_color);
|
|
|
1563 |
}
|
|
|
1564 |
|
|
|
1565 |
// Set line style dashed, dotted etc
|
|
|
1566 |
function SetLineStyle($s) {
|
|
|
1567 |
if( is_numeric($s) ) {
|
|
|
1568 |
if( $s<1 || $s>4 )
|
|
|
1569 |
JpGraphError::RaiseL(25101,$s);//(" Illegal numeric argument to SetLineStyle(): ($s)");
|
|
|
1570 |
}
|
|
|
1571 |
elseif( is_string($s) ) {
|
|
|
1572 |
if( $s == "solid" ) $s=1;
|
|
|
1573 |
elseif( $s == "dotted" ) $s=2;
|
|
|
1574 |
elseif( $s == "dashed" ) $s=3;
|
|
|
1575 |
elseif( $s == "longdashed" ) $s=4;
|
|
|
1576 |
else JpGraphError::RaiseL(25102,$s);//(" Illegal string argument to SetLineStyle(): $s");
|
|
|
1577 |
}
|
|
|
1578 |
else {
|
|
|
1579 |
JpGraphError::RaiseL(25103,$s);//(" Illegal argument to SetLineStyle $s");
|
|
|
1580 |
}
|
|
|
1581 |
$old = $this->line_style;
|
|
|
1582 |
$this->line_style=$s;
|
|
|
1583 |
return $old;
|
|
|
1584 |
}
|
|
|
1585 |
|
|
|
1586 |
// Same as Line but take the line_style into account
|
|
|
1587 |
function StyleLine($x1,$y1,$x2,$y2) {
|
|
|
1588 |
switch( $this->line_style ) {
|
|
|
1589 |
case 1:// Solid
|
|
|
1590 |
$this->Line($x1,$y1,$x2,$y2);
|
|
|
1591 |
break;
|
|
|
1592 |
case 2: // Dotted
|
|
|
1593 |
$this->DashedLine($x1,$y1,$x2,$y2,1,6);
|
|
|
1594 |
break;
|
|
|
1595 |
case 3: // Dashed
|
|
|
1596 |
$this->DashedLine($x1,$y1,$x2,$y2,2,4);
|
|
|
1597 |
break;
|
|
|
1598 |
case 4: // Longdashes
|
|
|
1599 |
$this->DashedLine($x1,$y1,$x2,$y2,8,6);
|
|
|
1600 |
break;
|
|
|
1601 |
default:
|
|
|
1602 |
JpGraphError::RaiseL(25104,$this->line_style);//(" Unknown line style: $this->line_style ");
|
|
|
1603 |
break;
|
|
|
1604 |
}
|
|
|
1605 |
}
|
|
|
1606 |
|
|
|
1607 |
function Line($x1,$y1,$x2,$y2) {
|
|
|
1608 |
|
|
|
1609 |
$x1 = round($x1);
|
|
|
1610 |
$x2 = round($x2);
|
|
|
1611 |
$y1 = round($y1);
|
|
|
1612 |
$y2 = round($y2);
|
|
|
1613 |
|
|
|
1614 |
if( $this->line_weight==0 ) return;
|
|
|
1615 |
if( $this->use_anti_aliasing ) {
|
|
|
1616 |
$dx = $x2-$x1;
|
|
|
1617 |
$dy = $y2-$y1;
|
|
|
1618 |
// Vertical, Horizontal or 45 lines don't need anti-aliasing
|
|
|
1619 |
if( $dx!=0 && $dy!=0 && $dx!=$dy ) {
|
|
|
1620 |
$this->WuLine($x1,$y1,$x2,$y2);
|
|
|
1621 |
return;
|
|
|
1622 |
}
|
|
|
1623 |
}
|
|
|
1624 |
if( $this->line_weight==1 ) {
|
|
|
1625 |
imageline($this->img,$x1,$y1,$x2,$y2,$this->current_color);
|
|
|
1626 |
}
|
|
|
1627 |
elseif( $x1==$x2 ) { // Special case for vertical lines
|
|
|
1628 |
imageline($this->img,$x1,$y1,$x2,$y2,$this->current_color);
|
|
|
1629 |
$w1=floor($this->line_weight/2);
|
|
|
1630 |
$w2=floor(($this->line_weight-1)/2);
|
|
|
1631 |
for($i=1; $i<=$w1; ++$i)
|
|
|
1632 |
imageline($this->img,$x1+$i,$y1,$x2+$i,$y2,$this->current_color);
|
|
|
1633 |
for($i=1; $i<=$w2; ++$i)
|
|
|
1634 |
imageline($this->img,$x1-$i,$y1,$x2-$i,$y2,$this->current_color);
|
|
|
1635 |
}
|
|
|
1636 |
elseif( $y1==$y2 ) { // Special case for horizontal lines
|
|
|
1637 |
imageline($this->img,$x1,$y1,$x2,$y2,$this->current_color);
|
|
|
1638 |
$w1=floor($this->line_weight/2);
|
|
|
1639 |
$w2=floor(($this->line_weight-1)/2);
|
|
|
1640 |
for($i=1; $i<=$w1; ++$i)
|
|
|
1641 |
imageline($this->img,$x1,$y1+$i,$x2,$y2+$i,$this->current_color);
|
|
|
1642 |
for($i=1; $i<=$w2; ++$i)
|
|
|
1643 |
imageline($this->img,$x1,$y1-$i,$x2,$y2-$i,$this->current_color);
|
|
|
1644 |
}
|
|
|
1645 |
else { // General case with a line at an angle
|
|
|
1646 |
$a = atan2($y1-$y2,$x2-$x1);
|
|
|
1647 |
// Now establish some offsets from the center. This gets a little
|
|
|
1648 |
// bit involved since we are dealing with integer functions and we
|
|
|
1649 |
// want the apperance to be as smooth as possible and never be thicker
|
|
|
1650 |
// then the specified width.
|
|
|
1651 |
|
|
|
1652 |
// We do the trig stuff to make sure that the endpoints of the line
|
|
|
1653 |
// are perpendicular to the line itself.
|
|
|
1654 |
$dx=(sin($a)*$this->line_weight/2);
|
|
|
1655 |
$dy=(cos($a)*$this->line_weight/2);
|
|
|
1656 |
|
|
|
1657 |
$pnts = array(round($x2+$dx),round($y2+$dy),round($x2-$dx),round($y2-$dy),
|
|
|
1658 |
round($x1-$dx),round($y1-$dy),round($x1+$dx),round($y1+$dy));
|
|
|
1659 |
imagefilledpolygon($this->img,$pnts,count($pnts)/2,$this->current_color);
|
|
|
1660 |
}
|
|
|
1661 |
$this->lastx=$x2; $this->lasty=$y2;
|
|
|
1662 |
}
|
|
|
1663 |
|
|
|
1664 |
function Polygon($p,$closed=FALSE,$fast=FALSE) {
|
|
|
1665 |
if( $this->line_weight==0 ) return;
|
|
|
1666 |
$n=count($p);
|
|
|
1667 |
$oldx = $p[0];
|
|
|
1668 |
$oldy = $p[1];
|
|
|
1669 |
if( $fast ) {
|
|
|
1670 |
for( $i=2; $i < $n; $i+=2 ) {
|
|
|
1671 |
imageline($this->img,$oldx,$oldy,$p[$i],$p[$i+1],$this->current_color);
|
|
|
1672 |
$oldx = $p[$i];
|
|
|
1673 |
$oldy = $p[$i+1];
|
|
|
1674 |
}
|
|
|
1675 |
if( $closed ) {
|
|
|
1676 |
imageline($this->img,$p[$n*2-2],$p[$n*2-1],$p[0],$p[1],$this->current_color);
|
|
|
1677 |
}
|
|
|
1678 |
}
|
|
|
1679 |
else {
|
|
|
1680 |
for( $i=2; $i < $n; $i+=2 ) {
|
|
|
1681 |
$this->StyleLine($oldx,$oldy,$p[$i],$p[$i+1]);
|
|
|
1682 |
$oldx = $p[$i];
|
|
|
1683 |
$oldy = $p[$i+1];
|
|
|
1684 |
}
|
|
|
1685 |
if( $closed )
|
|
|
1686 |
$this->Line($oldx,$oldy,$p[0],$p[1]);
|
|
|
1687 |
}
|
|
|
1688 |
}
|
|
|
1689 |
|
|
|
1690 |
function FilledPolygon($pts) {
|
|
|
1691 |
$n=count($pts);
|
|
|
1692 |
if( $n == 0 ) {
|
|
|
1693 |
JpGraphError::RaiseL(25105);//('NULL data specified for a filled polygon. Check that your data is not NULL.');
|
|
|
1694 |
}
|
|
|
1695 |
for($i=0; $i < $n; ++$i)
|
|
|
1696 |
$pts[$i] = round($pts[$i]);
|
|
|
1697 |
imagefilledpolygon($this->img,$pts,count($pts)/2,$this->current_color);
|
|
|
1698 |
}
|
|
|
1699 |
|
|
|
1700 |
function Rectangle($xl,$yu,$xr,$yl) {
|
|
|
1701 |
$this->Polygon(array($xl,$yu,$xr,$yu,$xr,$yl,$xl,$yl,$xl,$yu));
|
|
|
1702 |
}
|
|
|
1703 |
|
|
|
1704 |
function FilledRectangle($xl,$yu,$xr,$yl) {
|
|
|
1705 |
$this->FilledPolygon(array($xl,$yu,$xr,$yu,$xr,$yl,$xl,$yl));
|
|
|
1706 |
}
|
|
|
1707 |
|
|
|
1708 |
function FilledRectangle2($xl,$yu,$xr,$yl,$color1,$color2,$style=1) {
|
|
|
1709 |
// Fill a rectangle with lines of two colors
|
|
|
1710 |
if( $style===1 ) {
|
|
|
1711 |
// Horizontal stripe
|
|
|
1712 |
if( $yl < $yu ) {
|
|
|
1713 |
$t = $yl; $yl=$yu; $yu=$t;
|
|
|
1714 |
}
|
|
|
1715 |
for( $y=$yu; $y <= $yl; ++$y) {
|
|
|
1716 |
$this->SetColor($color1);
|
|
|
1717 |
$this->Line($xl,$y,$xr,$y);
|
|
|
1718 |
++$y;
|
|
|
1719 |
$this->SetColor($color2);
|
|
|
1720 |
$this->Line($xl,$y,$xr,$y);
|
|
|
1721 |
}
|
|
|
1722 |
}
|
|
|
1723 |
else {
|
|
|
1724 |
if( $xl < $xl ) {
|
|
|
1725 |
$t = $xl; $xl=$xr; $xr=$t;
|
|
|
1726 |
}
|
|
|
1727 |
for( $x=$xl; $x <= $xr; ++$x) {
|
|
|
1728 |
$this->SetColor($color1);
|
|
|
1729 |
$this->Line($x,$yu,$x,$yl);
|
|
|
1730 |
++$x;
|
|
|
1731 |
$this->SetColor($color2);
|
|
|
1732 |
$this->Line($x,$yu,$x,$yl);
|
|
|
1733 |
}
|
|
|
1734 |
}
|
|
|
1735 |
}
|
|
|
1736 |
|
|
|
1737 |
function ShadowRectangle($xl,$yu,$xr,$yl,$fcolor=false,$shadow_width=3,$shadow_color=array(102,102,102)) {
|
|
|
1738 |
// This is complicated by the fact that we must also handle the case where
|
|
|
1739 |
// the reactangle has no fill color
|
|
|
1740 |
$this->PushColor($shadow_color);
|
|
|
1741 |
$this->FilledRectangle($xr-$shadow_width,$yu+$shadow_width,$xr,$yl-$shadow_width-1);
|
|
|
1742 |
$this->FilledRectangle($xl+$shadow_width,$yl-$shadow_width,$xr,$yl);
|
|
|
1743 |
//$this->FilledRectangle($xl+$shadow_width,$yu+$shadow_width,$xr,$yl);
|
|
|
1744 |
$this->PopColor();
|
|
|
1745 |
if( $fcolor==false )
|
|
|
1746 |
$this->Rectangle($xl,$yu,$xr-$shadow_width-1,$yl-$shadow_width-1);
|
|
|
1747 |
else {
|
|
|
1748 |
$this->PushColor($fcolor);
|
|
|
1749 |
$this->FilledRectangle($xl,$yu,$xr-$shadow_width-1,$yl-$shadow_width-1);
|
|
|
1750 |
$this->PopColor();
|
|
|
1751 |
$this->Rectangle($xl,$yu,$xr-$shadow_width-1,$yl-$shadow_width-1);
|
|
|
1752 |
}
|
|
|
1753 |
}
|
|
|
1754 |
|
|
|
1755 |
function FilledRoundedRectangle($xt,$yt,$xr,$yl,$r=5) {
|
|
|
1756 |
if( $r==0 ) {
|
|
|
1757 |
$this->FilledRectangle($xt,$yt,$xr,$yl);
|
|
|
1758 |
return;
|
|
|
1759 |
}
|
|
|
1760 |
|
|
|
1761 |
// To avoid overlapping fillings (which will look strange
|
|
|
1762 |
// when alphablending is enabled) we have no choice but
|
|
|
1763 |
// to fill the five distinct areas one by one.
|
|
|
1764 |
|
|
|
1765 |
// Center square
|
|
|
1766 |
$this->FilledRectangle($xt+$r,$yt+$r,$xr-$r,$yl-$r);
|
|
|
1767 |
// Top band
|
|
|
1768 |
$this->FilledRectangle($xt+$r,$yt,$xr-$r,$yt+$r-1);
|
|
|
1769 |
// Bottom band
|
|
|
1770 |
$this->FilledRectangle($xt+$r,$yl-$r+1,$xr-$r,$yl);
|
|
|
1771 |
// Left band
|
|
|
1772 |
$this->FilledRectangle($xt,$yt+$r+1,$xt+$r-1,$yl-$r);
|
|
|
1773 |
// Right band
|
|
|
1774 |
$this->FilledRectangle($xr-$r+1,$yt+$r,$xr,$yl-$r);
|
|
|
1775 |
|
|
|
1776 |
// Topleft & Topright arc
|
|
|
1777 |
$this->FilledArc($xt+$r,$yt+$r,$r*2,$r*2,180,270);
|
|
|
1778 |
$this->FilledArc($xr-$r,$yt+$r,$r*2,$r*2,270,360);
|
|
|
1779 |
|
|
|
1780 |
// Bottomleft & Bottom right arc
|
|
|
1781 |
$this->FilledArc($xt+$r,$yl-$r,$r*2,$r*2,90,180);
|
|
|
1782 |
$this->FilledArc($xr-$r,$yl-$r,$r*2,$r*2,0,90);
|
|
|
1783 |
|
|
|
1784 |
}
|
|
|
1785 |
|
|
|
1786 |
function RoundedRectangle($xt,$yt,$xr,$yl,$r=5) {
|
|
|
1787 |
|
|
|
1788 |
if( $r==0 ) {
|
|
|
1789 |
$this->Rectangle($xt,$yt,$xr,$yl);
|
|
|
1790 |
return;
|
|
|
1791 |
}
|
|
|
1792 |
|
|
|
1793 |
// Top & Bottom line
|
|
|
1794 |
$this->Line($xt+$r,$yt,$xr-$r,$yt);
|
|
|
1795 |
$this->Line($xt+$r,$yl,$xr-$r,$yl);
|
|
|
1796 |
|
|
|
1797 |
// Left & Right line
|
|
|
1798 |
$this->Line($xt,$yt+$r,$xt,$yl-$r);
|
|
|
1799 |
$this->Line($xr,$yt+$r,$xr,$yl-$r);
|
|
|
1800 |
|
|
|
1801 |
// Topleft & Topright arc
|
|
|
1802 |
$this->Arc($xt+$r,$yt+$r,$r*2,$r*2,180,270);
|
|
|
1803 |
$this->Arc($xr-$r,$yt+$r,$r*2,$r*2,270,360);
|
|
|
1804 |
|
|
|
1805 |
// Bottomleft & Bottomright arc
|
|
|
1806 |
$this->Arc($xt+$r,$yl-$r,$r*2,$r*2,90,180);
|
|
|
1807 |
$this->Arc($xr-$r,$yl-$r,$r*2,$r*2,0,90);
|
|
|
1808 |
}
|
|
|
1809 |
|
|
|
1810 |
function FilledBevel($x1,$y1,$x2,$y2,$depth=2,$color1='white@0.4',$color2='darkgray@0.4') {
|
|
|
1811 |
$this->FilledRectangle($x1,$y1,$x2,$y2);
|
|
|
1812 |
$this->Bevel($x1,$y1,$x2,$y2,$depth,$color1,$color2);
|
|
|
1813 |
}
|
|
|
1814 |
|
|
|
1815 |
function Bevel($x1,$y1,$x2,$y2,$depth=2,$color1='white@0.4',$color2='black@0.5') {
|
|
|
1816 |
$this->PushColor($color1);
|
|
|
1817 |
for( $i=0; $i < $depth; ++$i ) {
|
|
|
1818 |
$this->Line($x1+$i,$y1+$i,$x1+$i,$y2-$i);
|
|
|
1819 |
$this->Line($x1+$i,$y1+$i,$x2-$i,$y1+$i);
|
|
|
1820 |
}
|
|
|
1821 |
$this->PopColor();
|
|
|
1822 |
|
|
|
1823 |
$this->PushColor($color2);
|
|
|
1824 |
for( $i=0; $i < $depth; ++$i ) {
|
|
|
1825 |
$this->Line($x1+$i,$y2-$i,$x2-$i,$y2-$i);
|
|
|
1826 |
$this->Line($x2-$i,$y1+$i,$x2-$i,$y2-$i-1);
|
|
|
1827 |
}
|
|
|
1828 |
$this->PopColor();
|
|
|
1829 |
}
|
|
|
1830 |
|
|
|
1831 |
function StyleLineTo($x,$y) {
|
|
|
1832 |
$this->StyleLine($this->lastx,$this->lasty,$x,$y);
|
|
|
1833 |
$this->lastx=$x;
|
|
|
1834 |
$this->lasty=$y;
|
|
|
1835 |
}
|
|
|
1836 |
|
|
|
1837 |
function LineTo($x,$y) {
|
|
|
1838 |
$this->Line($this->lastx,$this->lasty,$x,$y);
|
|
|
1839 |
$this->lastx=$x;
|
|
|
1840 |
$this->lasty=$y;
|
|
|
1841 |
}
|
|
|
1842 |
|
|
|
1843 |
function Point($x,$y) {
|
|
|
1844 |
imagesetpixel($this->img,round($x),round($y),$this->current_color);
|
|
|
1845 |
}
|
|
|
1846 |
|
|
|
1847 |
function Fill($x,$y) {
|
|
|
1848 |
imagefill($this->img,round($x),round($y),$this->current_color);
|
|
|
1849 |
}
|
|
|
1850 |
|
|
|
1851 |
function FillToBorder($x,$y,$aBordColor) {
|
|
|
1852 |
$bc = $this->rgb->allocate($aBordColor);
|
|
|
1853 |
if( $bc == -1 ) {
|
|
|
1854 |
JpGraphError::RaiseL(25106);//('Image::FillToBorder : Can not allocate more colors');
|
|
|
1855 |
}
|
|
|
1856 |
imagefilltoborder($this->img,round($x),round($y),$bc,$this->current_color);
|
|
|
1857 |
}
|
|
|
1858 |
|
|
|
1859 |
function DashedLine($x1,$y1,$x2,$y2,$dash_length=1,$dash_space=4) {
|
|
|
1860 |
|
|
|
1861 |
$x1 = round($x1);
|
|
|
1862 |
$x2 = round($x2);
|
|
|
1863 |
$y1 = round($y1);
|
|
|
1864 |
$y2 = round($y2);
|
|
|
1865 |
|
|
|
1866 |
// Code based on, but not identical to, work by Ariel Garza and James Pine
|
|
|
1867 |
$line_length = ceil (sqrt(pow(($x2 - $x1),2) + pow(($y2 - $y1),2)) );
|
|
|
1868 |
$dx = ($line_length) ? ($x2 - $x1) / $line_length : 0;
|
|
|
1869 |
$dy = ($line_length) ? ($y2 - $y1) / $line_length : 0;
|
|
|
1870 |
$lastx = $x1; $lasty = $y1;
|
|
|
1871 |
$xmax = max($x1,$x2);
|
|
|
1872 |
$xmin = min($x1,$x2);
|
|
|
1873 |
$ymax = max($y1,$y2);
|
|
|
1874 |
$ymin = min($y1,$y2);
|
|
|
1875 |
for ($i = 0; $i < $line_length; $i += ($dash_length + $dash_space)) {
|
|
|
1876 |
$x = ($dash_length * $dx) + $lastx;
|
|
|
1877 |
$y = ($dash_length * $dy) + $lasty;
|
|
|
1878 |
|
|
|
1879 |
// The last section might overshoot so we must take a computational hit
|
|
|
1880 |
// and check this.
|
|
|
1881 |
if( $x>$xmax ) $x=$xmax;
|
|
|
1882 |
if( $y>$ymax ) $y=$ymax;
|
|
|
1883 |
|
|
|
1884 |
if( $x<$xmin ) $x=$xmin;
|
|
|
1885 |
if( $y<$ymin ) $y=$ymin;
|
|
|
1886 |
|
|
|
1887 |
$this->Line($lastx,$lasty,$x,$y);
|
|
|
1888 |
$lastx = $x + ($dash_space * $dx);
|
|
|
1889 |
$lasty = $y + ($dash_space * $dy);
|
|
|
1890 |
}
|
|
|
1891 |
}
|
|
|
1892 |
|
|
|
1893 |
function SetExpired($aFlg=true) {
|
|
|
1894 |
$this->expired = $aFlg;
|
|
|
1895 |
}
|
|
|
1896 |
|
|
|
1897 |
// Generate image header
|
|
|
1898 |
function Headers() {
|
|
|
1899 |
|
|
|
1900 |
// In case we are running from the command line with the client version of
|
|
|
1901 |
// PHP we can't send any headers.
|
|
|
1902 |
$sapi = php_sapi_name();
|
|
|
1903 |
if( $sapi == 'cli' )
|
|
|
1904 |
return;
|
|
|
1905 |
|
|
|
1906 |
// These parameters are set by headers_sent() but they might cause
|
|
|
1907 |
// an undefined variable error unless they are initilized
|
|
|
1908 |
$file='';
|
|
|
1909 |
$lineno='';
|
|
|
1910 |
if( headers_sent($file,$lineno) ) {
|
|
|
1911 |
$file=basename($file);
|
|
|
1912 |
$t = new ErrMsgText();
|
|
|
1913 |
$msg = $t->Get(10,$file,$lineno);
|
|
|
1914 |
die($msg);
|
|
|
1915 |
}
|
|
|
1916 |
|
|
|
1917 |
if ($this->expired) {
|
|
|
1918 |
header("Expires: Mon, 26 Jul 1997 05:00:00 GMT");
|
|
|
1919 |
header("Last-Modified: " . gmdate("D, d M Y H:i:s") . "GMT");
|
|
|
1920 |
header("Cache-Control: no-cache, must-revalidate");
|
|
|
1921 |
header("Pragma: no-cache");
|
|
|
1922 |
}
|
|
|
1923 |
header("Content-type: image/$this->img_format");
|
|
|
1924 |
}
|
|
|
1925 |
|
|
|
1926 |
// Adjust image quality for formats that allow this
|
|
|
1927 |
function SetQuality($q) {
|
|
|
1928 |
$this->quality = $q;
|
|
|
1929 |
}
|
|
|
1930 |
|
|
|
1931 |
// Stream image to browser or to file
|
|
|
1932 |
function Stream($aFile="") {
|
|
|
1933 |
$func="image".$this->img_format;
|
|
|
1934 |
if( $this->img_format=="jpeg" && $this->quality != null ) {
|
|
|
1935 |
$res = @$func($this->img,$aFile,$this->quality);
|
|
|
1936 |
}
|
|
|
1937 |
else {
|
|
|
1938 |
if( $aFile != "" ) {
|
|
|
1939 |
$res = @$func($this->img,$aFile);
|
|
|
1940 |
if( !$res )
|
|
|
1941 |
JpGraphError::RaiseL(25107,$aFile);//("Can't write to file '$aFile'. Check that the process running PHP has enough permission.");
|
|
|
1942 |
}
|
|
|
1943 |
else {
|
|
|
1944 |
$res = @$func($this->img);
|
|
|
1945 |
if( !$res )
|
|
|
1946 |
JpGraphError::RaiseL(25108);//("Can't stream image. This is most likely due to a faulty PHP/GD setup. Try to recompile PHP and use the built-in GD library that comes with PHP.");
|
|
|
1947 |
|
|
|
1948 |
}
|
|
|
1949 |
}
|
|
|
1950 |
}
|
|
|
1951 |
|
|
|
1952 |
// Clear resource tide up by image
|
|
|
1953 |
function Destroy() {
|
|
|
1954 |
imagedestroy($this->img);
|
|
|
1955 |
}
|
|
|
1956 |
|
|
|
1957 |
// Specify image format. Note depending on your installation
|
|
|
1958 |
// of PHP not all formats may be supported.
|
|
|
1959 |
function SetImgFormat($aFormat,$aQuality=75) {
|
|
|
1960 |
$this->quality = $aQuality;
|
|
|
1961 |
$aFormat = strtolower($aFormat);
|
|
|
1962 |
$tst = true;
|
|
|
1963 |
$supported = imagetypes();
|
|
|
1964 |
if( $aFormat=="auto" ) {
|
|
|
1965 |
if( $supported & IMG_PNG )
|
|
|
1966 |
$this->img_format="png";
|
|
|
1967 |
elseif( $supported & IMG_JPG )
|
|
|
1968 |
$this->img_format="jpeg";
|
|
|
1969 |
elseif( $supported & IMG_GIF )
|
|
|
1970 |
$this->img_format="gif";
|
|
|
1971 |
elseif( $supported & IMG_WBMP )
|
|
|
1972 |
$this->img_format="wbmp";
|
|
|
1973 |
elseif( $supported & IMG_XPM )
|
|
|
1974 |
$this->img_format="xpm";
|
|
|
1975 |
else
|
|
|
1976 |
JpGraphError::RaiseL(25109);//("Your PHP (and GD-lib) installation does not appear to support any known graphic formats. You need to first make sure GD is compiled as a module to PHP. If you also want to use JPEG images you must get the JPEG library. Please see the PHP docs for details.");
|
|
|
1977 |
|
|
|
1978 |
return true;
|
|
|
1979 |
}
|
|
|
1980 |
else {
|
|
|
1981 |
if( $aFormat=="jpeg" || $aFormat=="png" || $aFormat=="gif" || $aFormat=="wbmp" || $aFormat=="xpm") {
|
|
|
1982 |
if( $aFormat=="jpeg" && !($supported & IMG_JPG) )
|
|
|
1983 |
$tst=false;
|
|
|
1984 |
elseif( $aFormat=="png" && !($supported & IMG_PNG) )
|
|
|
1985 |
$tst=false;
|
|
|
1986 |
elseif( $aFormat=="gif" && !($supported & IMG_GIF) )
|
|
|
1987 |
$tst=false;
|
|
|
1988 |
elseif( $aFormat=="wbmp" && !($supported & IMG_WBMP) )
|
|
|
1989 |
$tst=false;
|
|
|
1990 |
elseif( $aFormat=="xpm" && !($supported & IMG_XPM) )
|
|
|
1991 |
$tst=false;
|
|
|
1992 |
else {
|
|
|
1993 |
$this->img_format=$aFormat;
|
|
|
1994 |
return true;
|
|
|
1995 |
}
|
|
|
1996 |
}
|
|
|
1997 |
else
|
|
|
1998 |
$tst=false;
|
|
|
1999 |
if( !$tst )
|
|
|
2000 |
JpGraphError::RaiseL(25110,$aFormat);//(" Your PHP installation does not support the chosen graphic format: $aFormat");
|
|
|
2001 |
}
|
|
|
2002 |
}
|
|
|
2003 |
} // CLASS
|
|
|
2004 |
|
|
|
2005 |
//===================================================
|
|
|
2006 |
// CLASS RotImage
|
|
|
2007 |
// Description: Exactly as Image but draws the image at
|
|
|
2008 |
// a specified angle around a specified rotation point.
|
|
|
2009 |
//===================================================
|
|
|
2010 |
class RotImage extends Image {
|
|
|
2011 |
var $m=array();
|
|
|
2012 |
var $a=0;
|
|
|
2013 |
var $dx=0,$dy=0,$transx=0,$transy=0;
|
|
|
2014 |
|
|
|
2015 |
function RotImage($aWidth,$aHeight,$a=0,$aFormat=DEFAULT_GFORMAT,$aSetAutoMargin=true) {
|
|
|
2016 |
$this->Image($aWidth,$aHeight,$aFormat,$aSetAutoMargin);
|
|
|
2017 |
$this->dx=$this->left_margin+$this->plotwidth/2;
|
|
|
2018 |
$this->dy=$this->top_margin+$this->plotheight/2;
|
|
|
2019 |
$this->SetAngle($a);
|
|
|
2020 |
}
|
|
|
2021 |
|
|
|
2022 |
function SetCenter($dx,$dy) {
|
|
|
2023 |
$old_dx = $this->dx;
|
|
|
2024 |
$old_dy = $this->dy;
|
|
|
2025 |
$this->dx=$dx;
|
|
|
2026 |
$this->dy=$dy;
|
|
|
2027 |
$this->SetAngle($this->a);
|
|
|
2028 |
return array($old_dx,$old_dy);
|
|
|
2029 |
}
|
|
|
2030 |
|
|
|
2031 |
function SetTranslation($dx,$dy) {
|
|
|
2032 |
$old = array($this->transx,$this->transy);
|
|
|
2033 |
$this->transx = $dx;
|
|
|
2034 |
$this->transy = $dy;
|
|
|
2035 |
return $old;
|
|
|
2036 |
}
|
|
|
2037 |
|
|
|
2038 |
function UpdateRotMatrice() {
|
|
|
2039 |
$a = $this->a;
|
|
|
2040 |
$a *= M_PI/180;
|
|
|
2041 |
$sa=sin($a); $ca=cos($a);
|
|
|
2042 |
// Create the rotation matrix
|
|
|
2043 |
$this->m[0][0] = $ca;
|
|
|
2044 |
$this->m[0][1] = -$sa;
|
|
|
2045 |
$this->m[0][2] = $this->dx*(1-$ca) + $sa*$this->dy ;
|
|
|
2046 |
$this->m[1][0] = $sa;
|
|
|
2047 |
$this->m[1][1] = $ca;
|
|
|
2048 |
$this->m[1][2] = $this->dy*(1-$ca) - $sa*$this->dx ;
|
|
|
2049 |
}
|
|
|
2050 |
|
|
|
2051 |
function SetAngle($a) {
|
|
|
2052 |
$tmp = $this->a;
|
|
|
2053 |
$this->a = $a;
|
|
|
2054 |
$this->UpdateRotMatrice();
|
|
|
2055 |
return $tmp;
|
|
|
2056 |
}
|
|
|
2057 |
|
|
|
2058 |
function Circle($xc,$yc,$r) {
|
|
|
2059 |
// Circle get's rotated through the Arc() call
|
|
|
2060 |
// made in the parent class
|
|
|
2061 |
parent::Circle($xc,$yc,$r);
|
|
|
2062 |
}
|
|
|
2063 |
|
|
|
2064 |
function FilledCircle($xc,$yc,$r) {
|
|
|
2065 |
list($xc,$yc) = $this->Rotate($xc,$yc);
|
|
|
2066 |
parent::FilledCircle($xc,$yc,$r);
|
|
|
2067 |
}
|
|
|
2068 |
|
|
|
2069 |
function Arc($xc,$yc,$w,$h,$s,$e) {
|
|
|
2070 |
list($xc,$yc) = $this->Rotate($xc,$yc);
|
|
|
2071 |
$s += $this->a;
|
|
|
2072 |
$e += $this->a;
|
|
|
2073 |
parent::Arc($xc,$yc,$w,$h,$s,$e);
|
|
|
2074 |
}
|
|
|
2075 |
|
|
|
2076 |
function FilledArc($xc,$yc,$w,$h,$s,$e) {
|
|
|
2077 |
list($xc,$yc) = $this->Rotate($xc,$yc);
|
|
|
2078 |
$s += $this->a;
|
|
|
2079 |
$e += $this->a;
|
|
|
2080 |
parent::FilledArc($xc,$yc,$w,$h,$s,$e);
|
|
|
2081 |
}
|
|
|
2082 |
|
|
|
2083 |
function SetMargin($lm,$rm,$tm,$bm) {
|
|
|
2084 |
parent::SetMargin($lm,$rm,$tm,$bm);
|
|
|
2085 |
$this->dx=$this->left_margin+$this->plotwidth/2;
|
|
|
2086 |
$this->dy=$this->top_margin+$this->plotheight/2;
|
|
|
2087 |
$this->UpdateRotMatrice();
|
|
|
2088 |
}
|
|
|
2089 |
|
|
|
2090 |
function Rotate($x,$y) {
|
|
|
2091 |
// Optimization. Ignore rotation if Angle==0 || ANgle==360
|
|
|
2092 |
if( $this->a == 0 || $this->a == 360 ) {
|
|
|
2093 |
return array($x + $this->transx, $y + $this->transy );
|
|
|
2094 |
}
|
|
|
2095 |
else {
|
|
|
2096 |
$x1=round($this->m[0][0]*$x + $this->m[0][1]*$y,1) + $this->m[0][2] + $this->transx;
|
|
|
2097 |
$y1=round($this->m[1][0]*$x + $this->m[1][1]*$y,1) + $this->m[1][2] + $this->transy;
|
|
|
2098 |
return array($x1,$y1);
|
|
|
2099 |
}
|
|
|
2100 |
}
|
|
|
2101 |
|
|
|
2102 |
function CopyMerge($fromImg,$toX,$toY,$fromX,$fromY,$toWidth,$toHeight,$fromWidth=-1,$fromHeight=-1,$aMix=100) {
|
|
|
2103 |
list($toX,$toY) = $this->Rotate($toX,$toY);
|
|
|
2104 |
parent::CopyMerge($fromImg,$toX,$toY,$fromX,$fromY,$toWidth,$toHeight,$fromWidth,$fromHeight,$aMix);
|
|
|
2105 |
|
|
|
2106 |
}
|
|
|
2107 |
|
|
|
2108 |
function ArrRotate($pnts) {
|
|
|
2109 |
$n = count($pnts)-1;
|
|
|
2110 |
for($i=0; $i < $n; $i+=2) {
|
|
|
2111 |
list ($x,$y) = $this->Rotate($pnts[$i],$pnts[$i+1]);
|
|
|
2112 |
$pnts[$i] = $x; $pnts[$i+1] = $y;
|
|
|
2113 |
}
|
|
|
2114 |
return $pnts;
|
|
|
2115 |
}
|
|
|
2116 |
|
|
|
2117 |
function Line($x1,$y1,$x2,$y2) {
|
|
|
2118 |
list($x1,$y1) = $this->Rotate($x1,$y1);
|
|
|
2119 |
list($x2,$y2) = $this->Rotate($x2,$y2);
|
|
|
2120 |
parent::Line($x1,$y1,$x2,$y2);
|
|
|
2121 |
}
|
|
|
2122 |
|
|
|
2123 |
function Rectangle($x1,$y1,$x2,$y2) {
|
|
|
2124 |
// Rectangle uses Line() so it will be rotated through that call
|
|
|
2125 |
parent::Rectangle($x1,$y1,$x2,$y2);
|
|
|
2126 |
}
|
|
|
2127 |
|
|
|
2128 |
function FilledRectangle($x1,$y1,$x2,$y2) {
|
|
|
2129 |
if( $y1==$y2 || $x1==$x2 )
|
|
|
2130 |
$this->Line($x1,$y1,$x2,$y2);
|
|
|
2131 |
else
|
|
|
2132 |
$this->FilledPolygon(array($x1,$y1,$x2,$y1,$x2,$y2,$x1,$y2));
|
|
|
2133 |
}
|
|
|
2134 |
|
|
|
2135 |
function Polygon($pnts,$closed=FALSE,$fast=false) {
|
|
|
2136 |
// Polygon uses Line() so it will be rotated through that call unless
|
|
|
2137 |
// fast drawing routines are used in which case a rotate is needed
|
|
|
2138 |
if( $fast ) {
|
|
|
2139 |
parent::Polygon($this->ArrRotate($pnts));
|
|
|
2140 |
}
|
|
|
2141 |
else
|
|
|
2142 |
parent::Polygon($pnts,$closed,$fast);
|
|
|
2143 |
}
|
|
|
2144 |
|
|
|
2145 |
function FilledPolygon($pnts) {
|
|
|
2146 |
parent::FilledPolygon($this->ArrRotate($pnts));
|
|
|
2147 |
}
|
|
|
2148 |
|
|
|
2149 |
function Point($x,$y) {
|
|
|
2150 |
list($xp,$yp) = $this->Rotate($x,$y);
|
|
|
2151 |
parent::Point($xp,$yp);
|
|
|
2152 |
}
|
|
|
2153 |
|
|
|
2154 |
function StrokeText($x,$y,$txt,$dir=0,$paragraph_align="left",$debug=false) {
|
|
|
2155 |
list($xp,$yp) = $this->Rotate($x,$y);
|
|
|
2156 |
return parent::StrokeText($xp,$yp,$txt,$dir,$paragraph_align,$debug);
|
|
|
2157 |
}
|
|
|
2158 |
}
|
|
|
2159 |
|
|
|
2160 |
|
|
|
2161 |
?>
|