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jpgraph_plotmark.inc.php@ 398

Last change on this file since 398 was 284, checked in by roby, 6 years ago

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[2]	1	<?php
	2	//=======================================================================
[284]	3	// File: JPGRAPH_PLOTMARK.PHP
	4	// Description: Class file. Handles plotmarks
	5	// Created: 2003-03-21
	6	// Ver: $Id: jpgraph_plotmark.inc.php 1106 2009-02-22 20:16:35Z ljp $
[2]	7	//
[284]	8	// Copyright (c) Asial Corporation. All rights reserved.
[2]	9	//========================================================================
	10
	11
	12	//===================================================
	13	// CLASS PlotMark
	14	// Description: Handles the plot marks in graphs
	15	//===================================================
	16
	17	class PlotMark {
	18	public $title, $show=true;
	19	public $type,$weight=1;
	20	public $iFormatCallback="", $iFormatCallback2="";
	21	public $fill_color="blue";
	22	public $color="black", $width=4;
	23	private $yvalue,$xvalue='',$csimtarget,$csimwintarget='',$csimalt,$csimareas;
	24	private $markimg='',$iScale=1.0;
	25	private $oldfilename='',$iFileName='';
	26	private $imgdata_balls = null;
	27	private $imgdata_diamonds = null;
	28	private $imgdata_squares = null;
	29	private $imgdata_bevels = null;
	30	private $imgdata_stars = null;
	31	private $imgdata_pushpins = null;
	32
[284]	33	//--------------
	34	// CONSTRUCTOR
	35	function __construct() {
	36	$this->title = new Text();
	37	$this->title->Hide();
	38	$this->csimareas = '';
	39	$this->type=-1;
[2]	40	}
[284]	41	//---------------
	42	// PUBLIC METHODS
[2]	43	function SetType($aType,$aFileName='',$aScale=1.0) {
[284]	44	$this->type = $aType;
	45	if( $aType == MARK_IMG && $aFileName=='' ) {
	46	JpGraphError::RaiseL(23003);//('A filename must be specified if you set the mark type to MARK_IMG.');
	47	}
	48	$this->iFileName = $aFileName;
	49	$this->iScale = $aScale;
[2]	50	}
[284]	51
[2]	52	function SetCallback($aFunc) {
[284]	53	$this->iFormatCallback = $aFunc;
[2]	54	}
	55
	56	function SetCallbackYX($aFunc) {
[284]	57	$this->iFormatCallback2 = $aFunc;
[2]	58	}
[284]	59
[2]	60	function GetType() {
[284]	61	return $this->type;
[2]	62	}
[284]	63
[2]	64	function SetColor($aColor) {
[284]	65	$this->color=$aColor;
[2]	66	}
[284]	67
[2]	68	function SetFillColor($aFillColor) {
[284]	69	$this->fill_color = $aFillColor;
[2]	70	}
	71
	72	function SetWeight($aWeight) {
[284]	73	$this->weight = $aWeight;
[2]	74	}
	75
	76	// Synonym for SetWidth()
	77	function SetSize($aWidth) {
[284]	78	$this->width=$aWidth;
[2]	79	}
[284]	80
[2]	81	function SetWidth($aWidth) {
[284]	82	$this->width=$aWidth;
[2]	83	}
	84
	85	function SetDefaultWidth() {
[284]	86	switch( $this->type ) {
	87	case MARK_CIRCLE:
	88	case MARK_FILLEDCIRCLE:
	89	$this->width=4;
	90	break;
	91	default:
	92	$this->width=7;
	93	}
[2]	94	}
[284]	95
[2]	96	function GetWidth() {
[284]	97	return $this->width;
[2]	98	}
[284]	99
[2]	100	function Hide($aHide=true) {
[284]	101	$this->show = !$aHide;
[2]	102	}
[284]	103
[2]	104	function Show($aShow=true) {
[284]	105	$this->show = $aShow;
[2]	106	}
	107
	108	function SetCSIMAltVal($aY,$aX='') {
[284]	109	$this->yvalue=$aY;
	110	$this->xvalue=$aX;
[2]	111	}
[284]	112
[2]	113	function SetCSIMTarget($aTarget,$aWinTarget='') {
	114	$this->csimtarget=$aTarget;
	115	$this->csimwintarget=$aWinTarget;
	116	}
[284]	117
[2]	118	function SetCSIMAlt($aAlt) {
	119	$this->csimalt=$aAlt;
	120	}
[284]	121
[2]	122	function GetCSIMAreas(){
	123	return $this->csimareas;
	124	}
[284]	125
[2]	126	function AddCSIMPoly($aPts) {
	127	$coords = round($aPts[0]).", ".round($aPts[1]);
	128	$n = count($aPts)/2;
	129	for( $i=1; $i < $n; ++$i){
	130	$coords .= ", ".round($aPts[2$i]).", ".round($aPts[2$i+1]);
	131	}
[284]	132	$this->csimareas="";
[2]	133	if( !empty($this->csimtarget) ) {
[284]	134	$this->csimareas .= "<area shape=\"poly\" coords=\"$coords\" href=\"".htmlentities($this->csimtarget)."\"";
[2]	135
[284]	136	if( !empty($this->csimwintarget) ) {
	137	$this->csimareas .= " target=\"".$this->csimwintarget."\" ";
	138	}
[2]	139
[284]	140	if( !empty($this->csimalt) ) {
	141	$tmp=sprintf($this->csimalt,$this->yvalue,$this->xvalue);
	142	$this->csimareas .= " title=\"$tmp\" alt=\"$tmp\"";
	143	}
	144	$this->csimareas .= " />\n";
	145	}
[2]	146	}
[284]	147
[2]	148	function AddCSIMCircle($x,$y,$r) {
[284]	149	$x = round($x); $y=round($y); $r=round($r);
	150	$this->csimareas="";
[2]	151	if( !empty($this->csimtarget) ) {
[284]	152	$this->csimareas .= "<area shape=\"circle\" coords=\"$x,$y,$r\" href=\"".htmlentities($this->csimtarget)."\"";
[2]	153
[284]	154	if( !empty($this->csimwintarget) ) {
	155	$this->csimareas .= " target=\"".$this->csimwintarget."\" ";
	156	}
[2]	157
[284]	158	if( !empty($this->csimalt) ) {
	159	$tmp=sprintf($this->csimalt,$this->yvalue,$this->xvalue);
	160	$this->csimareas .= " title=\"$tmp\" alt=\"$tmp\" ";
	161	}
	162	$this->csimareas .= " />\n";
[2]	163	}
	164	}
[284]	165
[2]	166	function Stroke($img,$x,$y) {
[284]	167	if( !$this->show ) return;
[2]	168
[284]	169	if( $this->iFormatCallback != '' \|\| $this->iFormatCallback2 != '' ) {
[2]	170
[284]	171	if( $this->iFormatCallback != '' ) {
	172	$f = $this->iFormatCallback;
	173	list($width,$color,$fcolor) = call_user_func($f,$this->yvalue);
	174	$filename = $this->iFileName;
	175	$imgscale = $this->iScale;
	176	}
	177	else {
	178	$f = $this->iFormatCallback2;
	179	list($width,$color,$fcolor,$filename,$imgscale) = call_user_func($f,$this->yvalue,$this->xvalue);
	180	if( $filename=="" ) $filename = $this->iFileName;
	181	if( $imgscale=="" ) $imgscale = $this->iScale;
	182	}
[2]	183
[284]	184	if( $width=="" ) $width = $this->width;
	185	if( $color=="" ) $color = $this->color;
	186	if( $fcolor=="" ) $fcolor = $this->fill_color;
[2]	187
[284]	188	}
	189	else {
	190	$fcolor = $this->fill_color;
	191	$color = $this->color;
	192	$width = $this->width;
	193	$filename = $this->iFileName;
	194	$imgscale = $this->iScale;
	195	}
[2]	196
[284]	197	if( $this->type == MARK_IMG \|\|
	198	($this->type >= MARK_FLAG1 && $this->type <= MARK_FLAG4 ) \|\|
	199	$this->type >= MARK_IMG_PUSHPIN ) {
[2]	200
[284]	201	// Note: For the builtin images we use the "filename" parameter
	202	// to denote the color
	203	$anchor_x = 0.5;
	204	$anchor_y = 0.5;
	205	switch( $this->type ) {
	206	case MARK_FLAG1:
	207	case MARK_FLAG2:
	208	case MARK_FLAG3:
	209	case MARK_FLAG4:
	210	$this->markimg = FlagCache::GetFlagImgByName($this->type-MARK_FLAG1+1,$filename);
	211	break;
[2]	212
[284]	213	case MARK_IMG :
	214	// Load an image and use that as a marker
	215	// Small optimization, if we have already read an image don't
	216	// waste time reading it again.
	217	if( $this->markimg == '' \|\| !($this->oldfilename === $filename) ) {
	218	$this->markimg = Graph::LoadBkgImage('',$filename);
	219	$this->oldfilename = $filename ;
	220	}
	221	break;
[2]	222
[284]	223	case MARK_IMG_PUSHPIN:
	224	case MARK_IMG_SPUSHPIN:
	225	case MARK_IMG_LPUSHPIN:
	226	if( $this->imgdata_pushpins == null ) {
	227	require_once 'imgdata_pushpins.inc.php';
	228	$this->imgdata_pushpins = new ImgData_PushPins();
	229	}
	230	$this->markimg = $this->imgdata_pushpins->GetImg($this->type,$filename);
	231	list($anchor_x,$anchor_y) = $this->imgdata_pushpins->GetAnchor();
	232	break;
[2]	233
[284]	234	case MARK_IMG_SQUARE:
	235	if( $this->imgdata_squares == null ) {
	236	require_once 'imgdata_squares.inc.php';
	237	$this->imgdata_squares = new ImgData_Squares();
	238	}
	239	$this->markimg = $this->imgdata_squares->GetImg($this->type,$filename);
	240	list($anchor_x,$anchor_y) = $this->imgdata_squares->GetAnchor();
	241	break;
[2]	242
[284]	243	case MARK_IMG_STAR:
	244	if( $this->imgdata_stars == null ) {
	245	require_once 'imgdata_stars.inc.php';
	246	$this->imgdata_stars = new ImgData_Stars();
	247	}
	248	$this->markimg = $this->imgdata_stars->GetImg($this->type,$filename);
	249	list($anchor_x,$anchor_y) = $this->imgdata_stars->GetAnchor();
	250	break;
[2]	251
[284]	252	case MARK_IMG_BEVEL:
	253	if( $this->imgdata_bevels == null ) {
	254	require_once 'imgdata_bevels.inc.php';
	255	$this->imgdata_bevels = new ImgData_Bevels();
	256	}
	257	$this->markimg = $this->imgdata_bevels->GetImg($this->type,$filename);
	258	list($anchor_x,$anchor_y) = $this->imgdata_bevels->GetAnchor();
	259	break;
[2]	260
[284]	261	case MARK_IMG_DIAMOND:
	262	if( $this->imgdata_diamonds == null ) {
	263	require_once 'imgdata_diamonds.inc.php';
	264	$this->imgdata_diamonds = new ImgData_Diamonds();
	265	}
	266	$this->markimg = $this->imgdata_diamonds->GetImg($this->type,$filename);
	267	list($anchor_x,$anchor_y) = $this->imgdata_diamonds->GetAnchor();
	268	break;
[2]	269
[284]	270	case MARK_IMG_BALL:
	271	case MARK_IMG_SBALL:
	272	case MARK_IMG_MBALL:
	273	case MARK_IMG_LBALL:
	274	if( $this->imgdata_balls == null ) {
	275	require_once 'imgdata_balls.inc.php';
	276	$this->imgdata_balls = new ImgData_Balls();
	277	}
	278	$this->markimg = $this->imgdata_balls->GetImg($this->type,$filename);
	279	list($anchor_x,$anchor_y) = $this->imgdata_balls->GetAnchor();
	280	break;
	281	}
[2]	282
[284]	283	$w = $img->GetWidth($this->markimg);
	284	$h = $img->GetHeight($this->markimg);
	285
	286	$dw = round($imgscale * $w );
	287	$dh = round($imgscale * $h );
[2]	288
[284]	289	// Do potential rotation
	290	list($x,$y) = $img->Rotate($x,$y);
[2]	291
[284]	292	$dx = round($x-$dw*$anchor_x);
	293	$dy = round($y-$dh*$anchor_y);
	294
	295	$this->width = max($dx,$dy);
	296
	297	$img->Copy($this->markimg,$dx,$dy,0,0,$dw,$dh,$w,$h);
	298	if( !empty($this->csimtarget) ) {
	299	$this->csimareas = "<area shape=\"rect\" coords=\"".
	300	$dx.','.$dy.','.round($dx+$dw).','.round($dy+$dh).'" '.
	301	"href=\"".htmlentities($this->csimtarget)."\"";
[2]	302
[284]	303	if( !empty($this->csimwintarget) ) {
	304	$this->csimareas .= " target=\"".$this->csimwintarget."\" ";
	305	}
[2]	306
[284]	307	if( !empty($this->csimalt) ) {
	308	$tmp=sprintf($this->csimalt,$this->yvalue,$this->xvalue);
	309	$this->csimareas .= " title=\"$tmp\" alt=\"$tmp\" ";
	310	}
	311	$this->csimareas .= " />\n";
	312	}
	313
	314	// Stroke title
	315	$this->title->Align("center","top");
	316	$this->title->Stroke($img,$x,$y+round($dh/2));
	317	return;
	318	}
[2]	319
[284]	320	$weight = $this->weight;
	321	$dx=round($width/2,0);
	322	$dy=round($width/2,0);
	323	$pts=0;
[2]	324
[284]	325	switch( $this->type ) {
	326	case MARK_SQUARE:
	327	$c[]=$x-$dx;$c[]=$y-$dy;
	328	$c[]=$x+$dx;$c[]=$y-$dy;
	329	$c[]=$x+$dx;$c[]=$y+$dy;
	330	$c[]=$x-$dx;$c[]=$y+$dy;
	331	$c[]=$x-$dx;$c[]=$y-$dy;
	332	$pts=5;
	333	break;
	334	case MARK_UTRIANGLE:
	335	++$dx;++$dy;
	336	$c[]=$x-$dx;$c[]=$y+0.87$dy; // tan(60)/2$dx
	337	$c[]=$x;$c[]=$y-0.87*$dy;
	338	$c[]=$x+$dx;$c[]=$y+0.87*$dy;
	339	$c[]=$x-$dx;$c[]=$y+0.87$dy; // tan(60)/2$dx
	340	$pts=4;
	341	break;
	342	case MARK_DTRIANGLE:
	343	++$dx;++$dy;
	344	$c[]=$x;$c[]=$y+0.87$dy; // tan(60)/2$dx
	345	$c[]=$x-$dx;$c[]=$y-0.87*$dy;
	346	$c[]=$x+$dx;$c[]=$y-0.87*$dy;
	347	$c[]=$x;$c[]=$y+0.87$dy; // tan(60)/2$dx
	348	$pts=4;
	349	break;
	350	case MARK_DIAMOND:
	351	$c[]=$x;$c[]=$y+$dy;
	352	$c[]=$x-$dx;$c[]=$y;
	353	$c[]=$x;$c[]=$y-$dy;
	354	$c[]=$x+$dx;$c[]=$y;
	355	$c[]=$x;$c[]=$y+$dy;
	356	$pts=5;
	357	break;
	358	case MARK_LEFTTRIANGLE:
	359	$c[]=$x;$c[]=$y;
	360	$c[]=$x;$c[]=$y+2*$dy;
	361	$c[]=$x+$dx*2;$c[]=$y;
	362	$c[]=$x;$c[]=$y;
	363	$pts=4;
	364	break;
	365	case MARK_RIGHTTRIANGLE:
	366	$c[]=$x-$dx*2;$c[]=$y;
	367	$c[]=$x;$c[]=$y+2*$dy;
	368	$c[]=$x;$c[]=$y;
	369	$c[]=$x-$dx*2;$c[]=$y;
	370	$pts=4;
	371	break;
	372	case MARK_FLASH:
	373	$dy *= 2;
	374	$c[]=$x+$dx/2; $c[]=$y-$dy;
	375	$c[]=$x-$dx+$dx/2; $c[]=$y+$dy*0.7-$dy;
	376	$c[]=$x+$dx/2; $c[]=$y+$dy*1.3-$dy;
	377	$c[]=$x-$dx+$dx/2; $c[]=$y+2*$dy-$dy;
	378	$img->SetLineWeight($weight);
	379	$img->SetColor($color);
	380	$img->Polygon($c);
	381	$img->SetLineWeight(1);
	382	$this->AddCSIMPoly($c);
	383	break;
	384	}
	385
	386	if( $pts>0 ) {
	387	$this->AddCSIMPoly($c);
	388	$img->SetLineWeight($weight);
	389	$img->SetColor($fcolor);
	390	$img->FilledPolygon($c);
	391	$img->SetColor($color);
	392	$img->Polygon($c);
	393	$img->SetLineWeight(1);
	394	}
	395	elseif( $this->type==MARK_CIRCLE ) {
	396	$img->SetColor($color);
	397	$img->Circle($x,$y,$width);
	398	$this->AddCSIMCircle($x,$y,$width);
	399	}
	400	elseif( $this->type==MARK_FILLEDCIRCLE ) {
	401	$img->SetColor($fcolor);
	402	$img->FilledCircle($x,$y,$width);
	403	$img->SetColor($color);
	404	$img->Circle($x,$y,$width);
	405	$this->AddCSIMCircle($x,$y,$width);
	406	}
	407	elseif( $this->type==MARK_CROSS ) {
	408	// Oversize by a pixel to match the X
	409	$img->SetColor($color);
	410	$img->SetLineWeight($weight);
	411	$img->Line($x,$y+$dy+1,$x,$y-$dy-1);
	412	$img->Line($x-$dx-1,$y,$x+$dx+1,$y);
	413	$this->AddCSIMCircle($x,$y,$dx);
	414	}
	415	elseif( $this->type==MARK_X ) {
	416	$img->SetColor($color);
	417	$img->SetLineWeight($weight);
	418	$img->Line($x+$dx,$y+$dy,$x-$dx,$y-$dy);
	419	$img->Line($x-$dx,$y+$dy,$x+$dx,$y-$dy);
	420	$this->AddCSIMCircle($x,$y,$dx+$dy);
	421	}
	422	elseif( $this->type==MARK_STAR ) {
	423	$img->SetColor($color);
	424	$img->SetLineWeight($weight);
	425	$img->Line($x+$dx,$y+$dy,$x-$dx,$y-$dy);
	426	$img->Line($x-$dx,$y+$dy,$x+$dx,$y-$dy);
	427	// Oversize by a pixel to match the X
	428	$img->Line($x,$y+$dy+1,$x,$y-$dy-1);
	429	$img->Line($x-$dx-1,$y,$x+$dx+1,$y);
	430	$this->AddCSIMCircle($x,$y,$dx+$dy);
	431	}
	432
	433	// Stroke title
	434	$this->title->Align("center","center");
	435	$this->title->Stroke($img,$x,$y);
[2]	436	}
	437	} // Class
	438
	439
	440
	441	//========================================================================
	442	// CLASS ImgData
[284]	443	// Description: Base class for all image data classes that contains the
[2]	444	// real image data.
	445	//========================================================================
	446	class ImgData {
[284]	447	protected $name = ''; // Each subclass gives a name
	448	protected $an = array(); // Data array names
	449	protected $colors = array(); // Available colors
	450	protected $index = array(); // Index for colors
	451	protected $maxidx = 0 ; // Max color index
[2]	452	protected $anchor_x=0.5, $anchor_y=0.5 ; // Where is the center of the image
[284]	453
	454	function __construct() {
	455	// Empty
	456	}
	457
[2]	458	// Create a GD image from the data and return a GD handle
	459	function GetImg($aMark,$aIdx) {
[284]	460	$n = $this->an[$aMark];
	461	if( is_string($aIdx) ) {
	462	if( !in_array($aIdx,$this->colors) ) {
	463	JpGraphError::RaiseL(23001,$this->name,$aIdx);//('This marker "'.($this->name).'" does not exist in color: '.$aIdx);
	464	}
	465	$idx = $this->index[$aIdx];
	466	}
	467	elseif( !is_integer($aIdx) \|\|
	468	(is_integer($aIdx) && $aIdx > $this->maxidx ) ) {
	469	JpGraphError::RaiseL(23002,$this->name);//('Mark color index too large for marker "'.($this->name).'"');
	470	}
	471	else
	472	$idx = $aIdx ;
	473	return Image::CreateFromString(base64_decode($this->{$n}[$idx][1]));
[2]	474	}
[284]	475
[2]	476	function GetAnchor() {
[284]	477	return array($this->anchor_x,$this->anchor_y);
[2]	478	}
	479	}
	480
	481
	482	// Keep a global flag cache to reduce memory usage
	483	$_gFlagCache=array(
[284]	484	1 => null,
	485	2 => null,
	486	3 => null,
	487	4 => null,
[2]	488	);
	489	// Only supposed to b called as statics
	490	class FlagCache {
[284]	491
[2]	492	static function GetFlagImgByName($aSize,$aName) {
[284]	493	global $_gFlagCache;
	494	require_once('jpgraph_flags.php');
	495	if( $_gFlagCache[$aSize] === null ) {
	496	$_gFlagCache[$aSize] = new FlagImages($aSize);
	497	}
	498	$f = $_gFlagCache[$aSize];
	499	$idx = $f->GetIdxByName($aName,$aFullName);
	500	return $f->GetImgByIdx($idx);
[2]	501	}
	502	}
	503
[284]	504	?>

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source: trunk/client/modules/Elezioni/grafici/jpgraph_plotmark.inc.php@ 398

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