function CopyMerge($fromImg, $toX, $toY, $fromX, $fromY, $toWidth, $toHeight, $fromWidth = -1, $fromHeight = -1, $aMix = 100)
{
list($toX, $toY) = $this->Rotate($toX, $toY);
parent::CopyMerge($fromImg, $toX, $toY, $fromX, $fromY, $toWidth, $toHeight, $fromWidth, $fromHeight, $aMix);
}
function Stroke($aFileName = '')
{
// Find out the necessary size for the container image
$w = 0;
$h = 0;
for ($i = 0; $i < $this->iCnt; ++$i) {
$maxw = $this->iGraphs[$i][1] + $this->iGraphs[$i][5];
$maxh = $this->iGraphs[$i][2] + $this->iGraphs[$i][6];
$w = max($w, $maxw);
$h = max($h, $maxh);
}
$w += $this->lm + $this->rm;
$h += $this->tm + $this->bm;
// User specified width,height overrides
if ($this->iWidth !== NULL && $this->iWidth !== 0) {
$w = $this->iWidth;
}
if ($this->iHeight !== NULL && $this->iHeight !== 0) {
$h = $this->iHeight;
}
$image = new Image($w, $h);
$image->SetImgFormat($this->image_format, $this->image_quality);
$image->SetColor($this->iFillColor);
$image->FilledRectangle(0, 0, $w - 1, $h - 1);
$image->SetExpired($this->expired);
$this->img = $image->img;
$this->_strokeBackgroundImage();
if ($this->iDoFrame) {
$image->SetColor($this->iFrameColor);
$image->SetLineWeight($this->iFrameWeight);
$image->Rectangle(0, 0, $w - 1, $h - 1);
}
// Copy all sub graphs to the container
for ($i = 0; $i < $this->iCnt; ++$i) {
$image->CopyMerge($this->iGraphs[$i][0], $this->iGraphs[$i][1] + $this->lm, $this->iGraphs[$i][2] + $this->tm, $this->iGraphs[$i][3], $this->iGraphs[$i][4], $this->iGraphs[$i][5], $this->iGraphs[$i][6], -1, -1, $this->iGraphs[$i][7]);
}
// Stroke title
if ($this->title->t !== '') {
$margin = 3;
$y = $this->title->margin;
if ($this->title->halign == 'center') {
$this->title->Center(0, $w, $y);
} elseif ($this->title->halign == 'left') {
$this->title->SetPos($this->title->margin + 2, $y);
} elseif ($this->title->halign == 'right') {
$indent = 0;
if ($this->doshadow) {
$indent = $this->shadow_width + 2;
}
$this->title->SetPos($w - $this->title->margin - $indent, $y, 'right');
}
$this->title->Stroke($image);
// ... and subtitle
$y += $this->title->GetTextHeight($image) + $margin + $this->subtitle->margin;
if ($this->subtitle->halign == 'center') {
$this->subtitle->Center(0, $w, $y);
} elseif ($this->subtitle->halign == 'left') {
$this->subtitle->SetPos($this->subtitle->margin + 2, $y);
} elseif ($this->subtitle->halign == 'right') {
$indent = 0;
if ($this->doshadow) {
$indent = $this->shadow_width + 2;
}
$this->subtitle->SetPos($this->img->width - $this->subtitle->margin - $indent, $y, 'right');
}
$this->subtitle->Stroke($image);
// ... and subsubtitle
$y += $this->subtitle->GetTextHeight($image) + $margin + $this->subsubtitle->margin;
if ($this->subsubtitle->halign == 'center') {
$this->subsubtitle->Center(0, $w, $y);
} elseif ($this->subsubtitle->halign == 'left') {
$this->subsubtitle->SetPos($this->subsubtitle->margin + 2, $y);
} elseif ($this->subsubtitle->halign == 'right') {
$indent = 0;
if ($this->doshadow) {
$indent = $this->shadow_width + 2;
}
$this->subsubtitle->SetPos($w - $this->subsubtitle->margin - $indent, $y, 'right');
}
$this->subsubtitle->Stroke($image);
}
// Output image
if ($aFileName == _IMG_HANDLER) {
return $image->img;
} else {
//Finally stream the generated picture
$this->cache = new ImgStreamCache();
$this->cache->PutAndStream($image, $this->cache_name, $this->inline, $aFileName);
}
}
function Stroke($aFileName = '')
{
// Find out the necessary size for the container image
$w = 0;
$h = 0;
for ($i = 0; $i < $this->iCnt; ++$i) {
$maxw = $this->iGraphs[$i][1] + $this->iGraphs[$i][5];
$maxh = $this->iGraphs[$i][2] + $this->iGraphs[$i][6];
$w = max($w, $maxw);
$h = max($h, $maxh);
}
$w += $this->lm + $this->rm;
$h += $this->tm + $this->bm;
// User specified width,height overrides
if ($this->iWidth !== NULL && $this->iWidth !== 0) {
$w = $this->iWidth;
}
if ($this->iHeight !== NULL && $this->iHeight !== 0) {
$h = $this->iHeight;
}
if ($this->doshadow) {
$w += $this->shadow_width;
$h += $this->shadow_width;
}
$image = new Image($w, $h);
$image->SetImgFormat($this->image_format, $this->image_quality);
if ($this->doshadow) {
$image->SetColor($this->iFrameColor);
$image->ShadowRectangle(0, 0, $w - 1, $h - 1, $this->iFillColor, $this->shadow_width, $this->shadow_color);
$w -= $this->shadow_width;
$h -= $this->shadow_width;
} else {
$image->SetColor($this->iFillColor);
$image->FilledRectangle(0, 0, $w - 1, $h - 1);
}
$image->SetExpired($this->expired);
$this->img = $image->img;
$this->_strokeBackgroundImage();
if ($this->iDoFrame && !$this->doshadow) {
$image->SetColor($this->iFrameColor);
$image->SetLineWeight($this->iFrameWeight);
$image->Rectangle(0, 0, $w - 1, $h - 1);
}
// Copy all sub graphs to the container
for ($i = 0; $i < $this->iCnt; ++$i) {
$image->CopyMerge($this->iGraphs[$i][0], $this->iGraphs[$i][1] + $this->lm, $this->iGraphs[$i][2] + $this->tm, $this->iGraphs[$i][3], $this->iGraphs[$i][4], $this->iGraphs[$i][5], $this->iGraphs[$i][6], -1, -1, $this->iGraphs[$i][7]);
}
$this->StrokeTitle($image, $w, $h);
$this->footer->Stroke($image);
// Output image
if ($aFileName == _IMG_HANDLER) {
return $image->img;
} else {
//Finally stream the generated picture
$this->cache = new ImgStreamCache();
$this->cache->PutAndStream($image, $this->cache_name, $this->inline, $aFileName);
}
}
function StrokeFrameBackground()
{
if ($this->background_image != '' && $this->background_cflag != '') {
JpGraphError::RaiseL(25040);
//('It is not possible to specify both a background image and a background country flag.');
}
if ($this->background_image != '') {
$bkgimg = $this->LoadBkgImage($this->background_image_format, $this->background_image);
} elseif ($this->background_cflag != '') {
if (!class_exists('FlagImages', false)) {
JpGraphError::RaiseL(25041);
//('In order to use Country flags as backgrounds you must include the "jpgraph_flags.php" file.');
}
$fobj = new FlagImages(FLAGSIZE4);
$dummy = '';
$bkgimg = $fobj->GetImgByName($this->background_cflag, $dummy);
$this->background_image_mix = $this->background_cflag_mix;
$this->background_image_type = $this->background_cflag_type;
} else {
return;
}
$bw = ImageSX($bkgimg);
$bh = ImageSY($bkgimg);
// No matter what the angle is we always stroke the image and frame
// assuming it is 0 degree
$aa = $this->img->SetAngle(0);
switch ($this->background_image_type) {
case BGIMG_FILLPLOT:
// Resize to just fill the plotarea
$this->FillMarginArea();
$this->StrokeFrame();
// Special case to hande 90 degree rotated graph corectly
if ($aa == 90) {
$this->img->SetAngle(90);
$this->FillPlotArea();
$aa = $this->img->SetAngle(0);
$adj = ($this->img->height - $this->img->width) / 2;
$this->img->CopyMerge($bkgimg, $this->img->bottom_margin - $adj, $this->img->left_margin + $adj, 0, 0, $this->img->plotheight + 1, $this->img->plotwidth, $bw, $bh, $this->background_image_mix);
} else {
$this->FillPlotArea();
$this->img->CopyMerge($bkgimg, $this->img->left_margin, $this->img->top_margin + 1, 0, 0, $this->img->plotwidth + 1, $this->img->plotheight, $bw, $bh, $this->background_image_mix);
}
break;
case BGIMG_FILLFRAME:
// Fill the whole area from upper left corner, resize to just fit
$hadj = 0;
$vadj = 0;
if ($this->doshadow) {
$hadj = $this->shadow_width;
$vadj = $this->shadow_width;
}
$this->FillMarginArea();
$this->FillPlotArea();
$this->img->CopyMerge($bkgimg, 0, 0, 0, 0, $this->img->width - $hadj, $this->img->height - $vadj, $bw, $bh, $this->background_image_mix);
$this->StrokeFrame();
break;
case BGIMG_COPY:
// Just copy the image from left corner, no resizing
$this->FillMarginArea();
$this->FillPlotArea();
$this->img->CopyMerge($bkgimg, 0, 0, 0, 0, $bw, $bh, $bw, $bh, $this->background_image_mix);
$this->StrokeFrame();
break;
case BGIMG_CENTER:
// Center original image in the plot area
$this->FillMarginArea();
$this->FillPlotArea();
$centerx = round($this->img->plotwidth / 2 + $this->img->left_margin - $bw / 2);
$centery = round($this->img->plotheight / 2 + $this->img->top_margin - $bh / 2);
$this->img->CopyMerge($bkgimg, $centerx, $centery, 0, 0, $bw, $bh, $bw, $bh, $this->background_image_mix);
$this->StrokeFrame();
break;
case BGIMG_FREE:
// Just copy the image to the specified location
$this->img->CopyMerge($bkgimg, $this->background_image_xpos, $this->background_image_ypos, 0, 0, $bw, $bh, $bw, $bh, $this->background_image_mix);
$this->StrokeFrame();
// New
break;
default:
JpGraphError::RaiseL(25042);
//(" Unknown background image layout");
}
$this->img->SetAngle($aa);
}
