public function getTextHeight(awText $text)
{
$font = $text->getFont();
if ($font instanceof awPHPFont) {
$fontDriver = $this->phpFontDriver;
} else {
$fontDriver = $this->fileFontDriver;
}
return $fontDriver->getTextHeight($text, $this);
}
/**
* Draw a string
*
* @var awText $text Text to print
* @param awPoint $point Draw the text at this point
*/
public function string(awText $text, awPoint $point) {
$font = $text->getFont();
if($text->getBackground() !== NULL or $text->border->visible()) {
list($left, $right, $top, $bottom) = $text->getPadding();
$width = $font->getTextWidth($text);
$height = $font->getTextHeight($text);
$x1 = floor($point->x - $left);
$y1 = floor($point->y - $top);
$x2 = $x1 + $width + $left + $right;
$y2 = $y1 + $height + $top + $bottom;
$this->filledRectangle(
$text->getBackground(),
awLine::build($x1, $y1, $x2, $y2)
);
$text->border->rectangle(
$this,
new awPoint($x1 - 1, $y1 - 1),
new awPoint($x2 + 1, $y2 + 1)
);
}
$font->draw($this, $point, $text);
}
private function getMingTextWidth(awText $text)
{
$font = $text->getFont();
if ($font->getExtension() === NULL) {
$font->setExtension('fdb');
}
$flashFont = new SWFFont(ARTICHOW_FONT . '/' . $font->name . '.' . $font->getExtension());
$flashText = new SWFText();
$flashText->setFont($flashFont);
return $flashText->getWidth($text->getText());
}
/**
* Get a text from the labele
*
* @param mixed $key Key in the array text
* @return Text
*/
public function getText($key)
{
if (is_array($this->texts) and array_key_exists($key, $this->texts)) {
$value = $this->texts[$key];
if (is_string($this->function)) {
$value = call_user_func($this->function, $value);
}
$text = new awText($value);
$text->setFont($this->font);
$text->setAngle($this->angle);
$text->setColor($this->color);
if ($this->background instanceof awColor) {
$text->setBackgroundColor($this->background);
} else {
if ($this->background instanceof awGradient) {
$text->setBackgroundGradient($this->background);
}
}
$text->border = $this->border;
if ($this->padding !== NULL) {
call_user_func_array(array($text, 'setPadding'), $this->padding);
}
return $text;
} else {
return NULL;
}
}
function draw($drawer)
{
if ($this->hide) {
return;
}
$count = $this->count();
// No legend to print
if ($count === 0) {
return;
}
// Get text widths and heights of each element of the legend
$widths = array();
$heights = array();
$texts = array();
for ($i = 0; $i < $count; $i++) {
list(, $title, ) = $this->legends[$i];
$text = new awText($title, $this->textFont, $this->textColor, 0);
$font = $text->getFont();
$widths[$i] = $font->getTextWidth($text) + $this->textMargin->left + $this->textMargin->right;
$heights[$i] = $font->getTextHeight($text);
$texts[$i] = $text;
}
// Maximum height of the font used
$heightMax = array_max($heights);
// Get number of columns
if ($this->columns !== NULL) {
$columns = $this->columns;
} else {
if ($this->rows !== NULL) {
$columns = ceil($count / $this->rows);
} else {
$columns = $count;
}
}
// Number of rows
$rows = (int) ceil($count / $columns);
// Get maximum with of each column
$widthMax = array();
for ($i = 0; $i < $count; $i++) {
// Get column width
$column = $i % $columns;
if (array_key_exists($column, $widthMax) === FALSE) {
$widthMax[$column] = $widths[$i];
} else {
$widthMax[$column] = max($widthMax[$column], $widths[$i]);
}
}
$width = $this->padding[0] + $this->padding[1] - $this->space;
for ($i = 0; $i < $columns; $i++) {
$width += $this->space + 5 + 10 + $widthMax[$i];
}
$height = ($heightMax + $this->space) * $rows - $this->space + $this->padding[2] + $this->padding[3];
// Look for legends position
list($x, $y) = $drawer->getSize();
$p = new awPoint($this->position->x * $x, $this->position->y * $y);
switch ($this->hAlign) {
case LEGEND_CENTER:
$p->x -= $width / 2;
break;
case LEGEND_RIGHT:
$p->x -= $width;
break;
}
switch ($this->vAlign) {
case LEGEND_MIDDLE:
$p->y -= $height / 2;
break;
case LEGEND_BOTTOM:
$p->y -= $height;
break;
}
// Draw legend shadow
$this->shadow->draw($drawer, $p, $p->move($width, $height), SHADOW_OUT);
// Draw legends base
$this->drawBase($drawer, $p, $width, $height);
// Draw each legend
for ($i = 0; $i < $count; $i++) {
list($component, $title, $type) = $this->legends[$i];
$column = $i % $columns;
$row = (int) floor($i / $columns);
// Get width of all previous columns
$previousColumns = 0;
for ($j = 0; $j < $column; $j++) {
$previousColumns += $this->space + 10 + 5 + $widthMax[$j];
}
// Draw legend text
$drawer->string($texts[$i], $p->move($this->padding[0] + $previousColumns + 10 + 5 + $this->textMargin->left, $this->padding[2] + $row * ($heightMax + $this->space) + $heightMax / 2 - $heights[$i] / 2));
// Draw legend icon
switch ($type) {
case LEGEND_LINE:
case LEGEND_MARK:
case LEGEND_MARKONLY:
// Get vertical position
$x = $this->padding[0] + $previousColumns;
$y = $this->padding[2] + $row * ($heightMax + $this->space) + $heightMax / 2 - $component->getLegendLineThickness();
// Draw two lines
if ($component->getLegendLineColor() !== NULL) {
$color = $component->getLegendLineColor();
if (is_a($color, 'awColor') and $type !== LEGEND_MARKONLY) {
$drawer->line($color, new awLine($p->move($x, $y + $component->getLegendLineThickness() / 2), $p->move($x + 10, $y + $component->getLegendLineThickness() / 2), $component->getLegendLineStyle(), $component->getLegendLineThickness()));
$color->free();
unset($color);
}
}
if ($type === LEGEND_MARK or $type === LEGEND_MARKONLY) {
$mark = $component->getLegendMark();
if ($mark !== NULL) {
$mark->draw($drawer, $p->move($x + 5.5, $y + $component->getLegendLineThickness() / 2));
}
unset($mark);
}
break;
case LEGEND_BACKGROUND:
// Get vertical position
$x = $this->padding[0] + $previousColumns;
$y = $this->padding[2] + $row * ($heightMax + $this->space) + $heightMax / 2 - 5;
$from = $p->move($x, $y);
$to = $p->move($x + 10, $y + 10);
$background = $component->getLegendBackground();
if ($background !== NULL) {
$drawer->filledRectangle($background, new awLine($from, $to));
// Draw rectangle border
$this->border->rectangle($drawer, $from->move(0, 0), $to->move(0, 0));
}
unset($background, $from, $to);
break;
}
}
}
private function getGDTextHeight(awText $text)
{
$font = $text->getFont();
if ($font->getExtension() === NULL) {
$font->setExtension('ttf');
}
$filePath = $font->getName() . '.' . $font->getExtension();
$box = imagettfbbox($font->getSize(), $text->getAngle(), $filePath, $text->getText());
if ($box === FALSE) {
awImage::drawError("Class FileFontDriver: Unable to get font height (GD).");
}
list(, , , $y2, , , , $y1) = $box;
return abs($y2 - $y1);
}
public function getTextHeight(awText $text)
{
$font = $text->getFont();
if ($this->isCompatibleWithFont($font) === FALSE) {
awImage::drawError('Class MingDriver: Incompatible font type (\'' . get_class($font) . '\')');
}
// Ming only supports FileFont
$fontDriver = $this->fileFontDriver;
return $fontDriver->getTextHeight($text, $this);
}
/**
* Get the height of a string
*
* @param awText $text A string
*/
public function getTextHeight(awText $text)
{
$box = imagettfbbox($this->size, $text->getAngle(), $this->font, $text->getText());
if ($box === FALSE) {
trigger_error("Unable to get font size", E_USER_ERROR);
return;
}
list(, , $x2, $y2, , , $x1, $y1) = $box;
return abs($y2 - $y1);
}
