public function __construct($aIcon, $aScale = 1)
{
global $_gPredefIcons;
if (is_string($aIcon)) {
$this->iGDImage = Graph::LoadBkgImage('', $aIcon);
} elseif (is_integer($aIcon)) {
// Builtin image
$this->iGDImage = $_gPredefIcons->GetImg($aIcon);
} else {
Util\JpGraphError::RaiseL(6011);
//('Argument to IconImage must be string or integer');
}
$this->iScale = $aScale;
$this->iWidth = Image::GetWidth($this->iGDImage);
$this->iHeight = Image::GetHeight($this->iGDImage);
}
function Stroke($aImg)
{
if ($this->iFile != '' && $this->iCountryFlag != '') {
JpGraphError::Raise('It is not possible to specify both an image file and a country flag for the same icon.');
}
if ($this->iFile != '') {
$gdimg = Graph::LoadBkgImage('', $this->iFile);
} else {
if (!class_exists('FlagImages')) {
JpGraphError::Raise('In order to use Country flags as icons you must include the "jpgraph_flags.php" file.');
}
$fobj = new FlagImages($this->iCountryStdSize);
$dummy = '';
$gdimg = $fobj->GetImgByName($this->iCountryFlag, $dummy);
}
if ($this->iX >= 0 && $this->iX <= 1.0) {
$w = imagesx($aImg->img);
$this->iX = round($w * $this->iX);
}
if ($this->iY >= 0 && $this->iY <= 1.0) {
$h = imagesy($aImg->img);
$this->iY = round($h * $this->iY);
}
$iconw = imagesx($gdimg);
$iconh = imagesy($gdimg);
if ($this->iHorAnchor == 'center') {
$this->iX -= round($iconw * $this->iScale / 2);
}
if ($this->iHorAnchor == 'right') {
$this->iX -= round($iconw * $this->iScale);
}
if ($this->iVertAnchor == 'center') {
$this->iY -= round($iconh * $this->iScale / 2);
}
if ($this->iVertAnchor == 'bottom') {
$this->iY -= round($iconh * $this->iScale);
}
$aImg->CopyMerge($gdimg, $this->iX, $this->iY, 0, 0, round($iconw * $this->iScale), round($iconh * $this->iScale), $iconw, $iconh, $this->iMix);
}
function _strokeBackgroundImage()
{
if ($this->background_image == '') {
return;
}
$bkgimg = Graph::LoadBkgImage('', $this->background_image);
// Background width & Heoght
$bw = imagesx($bkgimg);
$bh = imagesy($bkgimg);
// Canvas width and height
$cw = imagesx($this->img);
$ch = imagesy($this->img);
if ($this->doshadow) {
$cw -= $this->shadow_width;
$ch -= $this->shadow_width;
}
if ($this->background_image_x === NULL || $this->background_image_y === NULL) {
if ($this->background_image_center) {
// Center original image in the plot area
$x = round($cw / 2 - $bw / 2);
$y = round($ch / 2 - $bh / 2);
} else {
// Just copy the image from left corner, no resizing
$x = 0;
$y = 0;
}
} else {
$x = $this->background_image_x;
$y = $this->background_image_y;
}
imagecopymerge($this->img, $bkgimg, $x, $y, 0, 0, $bw, $bh, $this->background_image_mix);
}
function Stroke($img, $x, $y)
{
if (!$this->show) {
return;
}
if ($this->iFormatCallback != '' || $this->iFormatCallback2 != '') {
if ($this->iFormatCallback != '') {
$f = $this->iFormatCallback;
list($width, $color, $fcolor) = call_user_func($f, $this->yvalue);
$filename = $this->iFileName;
$imgscale = $this->iScale;
} else {
$f = $this->iFormatCallback2;
list($width, $color, $fcolor, $filename, $imgscale) = call_user_func($f, $this->yvalue, $this->xvalue);
if ($filename == "") {
$filename = $this->iFileName;
}
if ($imgscale == "") {
$imgscale = $this->iScale;
}
}
if ($width == "") {
$width = $this->width;
}
if ($color == "") {
$color = $this->color;
}
if ($fcolor == "") {
$fcolor = $this->fill_color;
}
} else {
$fcolor = $this->fill_color;
$color = $this->color;
$width = $this->width;
$filename = $this->iFileName;
$imgscale = $this->iScale;
}
if ($this->type == MARK_IMG || $this->type >= MARK_FLAG1 && $this->type <= MARK_FLAG4 || $this->type >= MARK_IMG_PUSHPIN) {
// Note: For the builtin images we use the "filename" parameter
// to denote the color
$anchor_x = 0.5;
$anchor_y = 0.5;
switch ($this->type) {
case MARK_FLAG1:
case MARK_FLAG2:
case MARK_FLAG3:
case MARK_FLAG4:
$this->markimg = FlagCache::GetFlagImgByName($this->type - MARK_FLAG1 + 1, $filename);
break;
case MARK_IMG:
// Load an image and use that as a marker
// Small optimization, if we have already read an image don't
// waste time reading it again.
if ($this->markimg == '' || !($this->oldfilename === $filename)) {
$this->markimg = Graph::LoadBkgImage('', $filename);
$this->oldfilename = $filename;
}
break;
case MARK_IMG_PUSHPIN:
case MARK_IMG_SPUSHPIN:
case MARK_IMG_LPUSHPIN:
if ($this->imgdata_pushpins == null) {
require_once 'imgdata_pushpins.inc.php';
$this->imgdata_pushpins = new ImgData_PushPins();
}
$this->markimg = $this->imgdata_pushpins->GetImg($this->type, $filename);
list($anchor_x, $anchor_y) = $this->imgdata_pushpins->GetAnchor();
break;
case MARK_IMG_SQUARE:
if ($this->imgdata_squares == null) {
require_once 'imgdata_squares.inc.php';
$this->imgdata_squares = new ImgData_Squares();
}
$this->markimg = $this->imgdata_squares->GetImg($this->type, $filename);
list($anchor_x, $anchor_y) = $this->imgdata_squares->GetAnchor();
break;
case MARK_IMG_STAR:
if ($this->imgdata_stars == null) {
require_once 'imgdata_stars.inc.php';
$this->imgdata_stars = new ImgData_Stars();
}
$this->markimg = $this->imgdata_stars->GetImg($this->type, $filename);
list($anchor_x, $anchor_y) = $this->imgdata_stars->GetAnchor();
break;
case MARK_IMG_BEVEL:
if ($this->imgdata_bevels == null) {
require_once 'imgdata_bevels.inc.php';
$this->imgdata_bevels = new ImgData_Bevels();
}
$this->markimg = $this->imgdata_bevels->GetImg($this->type, $filename);
list($anchor_x, $anchor_y) = $this->imgdata_bevels->GetAnchor();
break;
case MARK_IMG_DIAMOND:
if ($this->imgdata_diamonds == null) {
require_once 'imgdata_diamonds.inc.php';
$this->imgdata_diamonds = new ImgData_Diamonds();
}
$this->markimg = $this->imgdata_diamonds->GetImg($this->type, $filename);
list($anchor_x, $anchor_y) = $this->imgdata_diamonds->GetAnchor();
break;
case MARK_IMG_BALL:
case MARK_IMG_SBALL:
case MARK_IMG_MBALL:
case MARK_IMG_LBALL:
if ($this->imgdata_balls == null) {
require_once 'imgdata_balls.inc.php';
$this->imgdata_balls = new ImgData_Balls();
}
$this->markimg = $this->imgdata_balls->GetImg($this->type, $filename);
list($anchor_x, $anchor_y) = $this->imgdata_balls->GetAnchor();
break;
}
$w = $img->GetWidth($this->markimg);
$h = $img->GetHeight($this->markimg);
$dw = round($imgscale * $w);
$dh = round($imgscale * $h);
// Do potential rotation
list($x, $y) = $img->Rotate($x, $y);
$dx = round($x - $dw * $anchor_x);
$dy = round($y - $dh * $anchor_y);
$this->width = max($dx, $dy);
$img->Copy($this->markimg, $dx, $dy, 0, 0, $dw, $dh, $w, $h);
if (!empty($this->csimtarget)) {
$this->csimareas = "<area shape=\"rect\" coords=\"" . $dx . ',' . $dy . ',' . round($dx + $dw) . ',' . round($dy + $dh) . '" ' . "href=\"" . htmlentities($this->csimtarget) . "\"";
if (!empty($this->csimwintarget)) {
$this->csimareas .= " target=\"" . $this->csimwintarget . "\" ";
}
if (!empty($this->csimalt)) {
$tmp = sprintf($this->csimalt, $this->yvalue, $this->xvalue);
$this->csimareas .= " title=\"{$tmp}\" alt=\"{$tmp}\" ";
}
$this->csimareas .= " />\n";
}
// Stroke title
$this->title->Align("center", "top");
$this->title->Stroke($img, $x, $y + round($dh / 2));
return;
}
$weight = $this->weight;
$dx = round($width / 2, 0);
$dy = round($width / 2, 0);
$pts = 0;
switch ($this->type) {
case MARK_SQUARE:
$c[] = $x - $dx;
$c[] = $y - $dy;
$c[] = $x + $dx;
$c[] = $y - $dy;
$c[] = $x + $dx;
$c[] = $y + $dy;
$c[] = $x - $dx;
$c[] = $y + $dy;
$c[] = $x - $dx;
$c[] = $y - $dy;
$pts = 5;
break;
case MARK_UTRIANGLE:
++$dx;
++$dy;
$c[] = $x - $dx;
$c[] = $y + 0.87 * $dy;
// tan(60)/2*$dx
$c[] = $x;
$c[] = $y - 0.87 * $dy;
$c[] = $x + $dx;
$c[] = $y + 0.87 * $dy;
$c[] = $x - $dx;
$c[] = $y + 0.87 * $dy;
// tan(60)/2*$dx
$pts = 4;
break;
case MARK_DTRIANGLE:
++$dx;
++$dy;
$c[] = $x;
$c[] = $y + 0.87 * $dy;
// tan(60)/2*$dx
$c[] = $x - $dx;
$c[] = $y - 0.87 * $dy;
$c[] = $x + $dx;
$c[] = $y - 0.87 * $dy;
$c[] = $x;
$c[] = $y + 0.87 * $dy;
// tan(60)/2*$dx
$pts = 4;
break;
case MARK_DIAMOND:
$c[] = $x;
$c[] = $y + $dy;
$c[] = $x - $dx;
$c[] = $y;
$c[] = $x;
$c[] = $y - $dy;
$c[] = $x + $dx;
$c[] = $y;
$c[] = $x;
$c[] = $y + $dy;
$pts = 5;
break;
case MARK_LEFTTRIANGLE:
$c[] = $x;
$c[] = $y;
$c[] = $x;
$c[] = $y + 2 * $dy;
$c[] = $x + $dx * 2;
$c[] = $y;
$c[] = $x;
$c[] = $y;
$pts = 4;
break;
case MARK_RIGHTTRIANGLE:
$c[] = $x - $dx * 2;
$c[] = $y;
$c[] = $x;
$c[] = $y + 2 * $dy;
$c[] = $x;
$c[] = $y;
$c[] = $x - $dx * 2;
$c[] = $y;
$pts = 4;
break;
case MARK_FLASH:
$dy *= 2;
$c[] = $x + $dx / 2;
$c[] = $y - $dy;
$c[] = $x - $dx + $dx / 2;
$c[] = $y + $dy * 0.7 - $dy;
$c[] = $x + $dx / 2;
$c[] = $y + $dy * 1.3 - $dy;
$c[] = $x - $dx + $dx / 2;
$c[] = $y + 2 * $dy - $dy;
$img->SetLineWeight($weight);
$img->SetColor($color);
$img->Polygon($c);
$img->SetLineWeight(1);
$this->AddCSIMPoly($c);
break;
}
if ($pts > 0) {
$this->AddCSIMPoly($c);
$img->SetLineWeight($weight);
$img->SetColor($fcolor);
$img->FilledPolygon($c);
$img->SetColor($color);
$img->Polygon($c);
$img->SetLineWeight(1);
} elseif ($this->type == MARK_CIRCLE) {
$img->SetColor($color);
$img->Circle($x, $y, $width);
$this->AddCSIMCircle($x, $y, $width);
} elseif ($this->type == MARK_FILLEDCIRCLE) {
$img->SetColor($fcolor);
$img->FilledCircle($x, $y, $width);
$img->SetColor($color);
$img->Circle($x, $y, $width);
$this->AddCSIMCircle($x, $y, $width);
} elseif ($this->type == MARK_CROSS) {
// Oversize by a pixel to match the X
$img->SetColor($color);
$img->SetLineWeight($weight);
$img->Line($x, $y + $dy + 1, $x, $y - $dy - 1);
$img->Line($x - $dx - 1, $y, $x + $dx + 1, $y);
$this->AddCSIMCircle($x, $y, $dx);
} elseif ($this->type == MARK_X) {
$img->SetColor($color);
$img->SetLineWeight($weight);
$img->Line($x + $dx, $y + $dy, $x - $dx, $y - $dy);
$img->Line($x - $dx, $y + $dy, $x + $dx, $y - $dy);
$this->AddCSIMCircle($x, $y, $dx + $dy);
} elseif ($this->type == MARK_STAR) {
$img->SetColor($color);
$img->SetLineWeight($weight);
$img->Line($x + $dx, $y + $dy, $x - $dx, $y - $dy);
$img->Line($x - $dx, $y + $dy, $x + $dx, $y - $dy);
// Oversize by a pixel to match the X
$img->Line($x, $y + $dy + 1, $x, $y - $dy - 1);
$img->Line($x - $dx - 1, $y, $x + $dx + 1, $y);
$this->AddCSIMCircle($x, $y, $dx + $dy);
}
// Stroke title
$this->title->Align("center", "center");
$this->title->Stroke($img, $x, $y);
}
function _Stroke($aImg, $x = null, $y = null, $aReturnWidthHeight = false)
{
if ($this->iFile != '' && $this->iCountryFlag != '') {
JpGraphError::RaiseL(8003);
//('It is not possible to specify both an image file and a country flag for the same icon.');
}
if ($this->iFile != '') {
$gdimg = Graph::LoadBkgImage('', $this->iFile);
} elseif ($this->iImgString != '') {
$gdimg = Image::CreateFromString($this->iImgString);
} else {
if (!class_exists('FlagImages', false)) {
JpGraphError::RaiseL(8004);
//('In order to use Country flags as icons you must include the "jpgraph_flags.php" file.');
}
$fobj = new FlagImages($this->iCountryStdSize);
$dummy = '';
$gdimg = $fobj->GetImgByName($this->iCountryFlag, $dummy);
}
$iconw = imagesx($gdimg);
$iconh = imagesy($gdimg);
if ($aReturnWidthHeight) {
return array(round($iconw * $this->iScale), round($iconh * $this->iScale));
}
if ($x !== null && $y !== null) {
$this->iX = $x;
$this->iY = $y;
}
if ($this->iX >= 0 && $this->iX <= 1.0) {
$w = imagesx($aImg->img);
$this->iX = round($w * $this->iX);
}
if ($this->iY >= 0 && $this->iY <= 1.0) {
$h = imagesy($aImg->img);
$this->iY = round($h * $this->iY);
}
if ($this->iHorAnchor == 'center') {
$this->iX -= round($iconw * $this->iScale / 2);
}
if ($this->iHorAnchor == 'right') {
$this->iX -= round($iconw * $this->iScale);
}
if ($this->iVertAnchor == 'center') {
$this->iY -= round($iconh * $this->iScale / 2);
}
if ($this->iVertAnchor == 'bottom') {
$this->iY -= round($iconh * $this->iScale);
}
$aImg->CopyMerge($gdimg, $this->iX, $this->iY, 0, 0, round($iconw * $this->iScale), round($iconh * $this->iScale), $iconw, $iconh, $this->iMix);
}
function IconImage($aIcon, $aScale = 1)
{
global $_gPredefIcons;
if (is_string($aIcon)) {
$this->iGDImage = Graph::LoadBkgImage('', $aIcon);
} elseif (is_integer($aIcon)) {
$this->iGDImage = $_gPredefIcons->GetImg($aIcon);
} else {
JpGraphError::RaiseL(6011);
}
$this->iScale = $aScale;
$this->iWidth = Image::GetWidth($this->iGDImage);
$this->iHeight = Image::GetHeight($this->iGDImage);
}
function _Stroke(&$aImg, $x = null, $y = null, $aReturnWidthHeight = false)
{
if ($this->iFile != '' && $this->iCountryFlag != '') {
JpGraphError::RaiseL(8003);
}
if ($this->iFile != '') {
$gdimg = Graph::LoadBkgImage('', $this->iFile);
} elseif ($this->iImgString != '') {
$gdimg = Image::CreateFromString($this->iImgString);
} else {
if (!class_exists('FlagImages')) {
JpGraphError::RaiseL(8004);
}
$fobj = new FlagImages($this->iCountryStdSize);
$dummy = '';
$gdimg = $fobj->GetImgByName($this->iCountryFlag, $dummy);
}
$iconw = imagesx($gdimg);
$iconh = imagesy($gdimg);
if ($aReturnWidthHeight) {
return array(round($iconw * $this->iScale), round($iconh * $this->iScale));
}
if ($x !== null && $y !== null) {
$this->iX = $x;
$this->iY = $y;
}
if ($this->iX >= 0 && $this->iX <= 1.0) {
$w = imagesx($aImg->img);
$this->iX = round($w * $this->iX);
}
if ($this->iY >= 0 && $this->iY <= 1.0) {
$h = imagesy($aImg->img);
$this->iY = round($h * $this->iY);
}
if ($this->iHorAnchor == 'center') {
$this->iX -= round($iconw * $this->iScale / 2);
}
if ($this->iHorAnchor == 'right') {
$this->iX -= round($iconw * $this->iScale);
}
if ($this->iVertAnchor == 'center') {
$this->iY -= round($iconh * $this->iScale / 2);
}
if ($this->iVertAnchor == 'bottom') {
$this->iY -= round($iconh * $this->iScale);
}
$aImg->CopyMerge($gdimg, $this->iX, $this->iY, 0, 0, round($iconw * $this->iScale), round($iconh * $this->iScale), $iconw, $iconh, $this->iMix);
}
function IconImage($aIcon,$aScale=1) {
GLOBAL $_gPredefIcons ;
if( is_string($aIcon) ) {
$this->iGDImage = Graph::LoadBkgImage('',$aIcon);
}
elseif( is_integer($aIcon) ) {
// Builtin image
$this->iGDImage = $_gPredefIcons->GetImg($aIcon);
}
else {
JpGraphError::Raise('Argument to IconImage must be string or integer');
}
$this->iScale = $aScale;
$this->iWidth = Image::GetWidth($this->iGDImage);
$this->iHeight = Image::GetHeight($this->iGDImage);
}
