SOURCES: fpdf-draw.php (NEW) - new

arekm arekm at pld-linux.org
Fri Nov 3 10:31:37 CET 2006


Author: arekm                        Date: Fri Nov  3 09:31:37 2006 GMT
Module: SOURCES                       Tag: HEAD
---- Log message:
- new

---- Files affected:
SOURCES:
   fpdf-draw.php (NONE -> 1.1)  (NEW)

---- Diffs:

================================================================
Index: SOURCES/fpdf-draw.php
diff -u /dev/null SOURCES/fpdf-draw.php:1.1
--- /dev/null	Fri Nov  3 10:31:37 2006
+++ SOURCES/fpdf-draw.php	Fri Nov  3 10:31:32 2006
@@ -0,0 +1,485 @@
+<?php
+require('fpdf/fpdf.php');
+
+class PDF_Draw extends FPDF {
+	// Sets line style
+	// Parameters:
+	// - style: Line style. Array with keys among the following:
+	//   . width: Width of the line in user units
+	//   . cap: Type of cap to put on the line (butt, round, square). The difference between 'square' and 'butt' is that 'square' projects a flat end past the end of the line.
+	//   . join: miter, round or bevel
+	//   . dash: Dash pattern. Is 0 (without dash) or array with series of length values, which are the lengths of the on and off dashes.
+	//           For example: (2) represents 2 on, 2 off, 2 on , 2 off ...
+	//                        (2,1) is 2 on, 1 off, 2 on, 1 off.. etc
+	//   . phase: Modifier of the dash pattern which is used to shift the point at which the pattern starts
+	//   . color: Draw color. Array with components (red, green, blue)
+	function SetLineStyle($style) {
+		extract($style);
+		if (isset($width)) {
+			$width_prev = $this->LineWidth;
+			$this->SetLineWidth($width);
+			$this->LineWidth = $width_prev;
+		}
+		if (isset($cap)) {
+			$ca = array('butt' => 0, 'round'=> 1, 'square' => 2);
+			if (isset($ca[$cap]))
+				$this->_out($ca[$cap] . ' J');
+		}
+		if (isset($join)) {
+			$ja = array('miter' => 0, 'round' => 1, 'bevel' => 2);
+			if (isset($ja[$join]))
+				$this->_out($ja[$join] . ' j');
+		}
+		if (isset($dash)) {
+			$dash_string = '';
+			if ($dash) {
+				if(ereg('^.+,', $dash))
+					$tab = explode(',', $dash);
+				else
+					$tab = array($dash);
+				$dash_string = '';
+				foreach ($tab as $i => $v) {
+					if ($i > 0)
+						$dash_string .= ' ';
+					$dash_string .= sprintf('%.2f', $v);
+				}
+			}
+			if (!isset($phase) || !$dash)
+				$phase = 0;
+			$this->_out(sprintf('[%s] %.2f d', $dash_string, $phase));
+		}
+		if (isset($color)) {
+			list($r, $g, $b) = $color;
+			$this->SetDrawColor($r, $g, $b);
+		}
+	}
+
+	// Draws a line
+	// Parameters:
+	// - x1, y1: Start point
+	// - x2, y2: End point
+	// - style: Line style. Array like for SetLineStyle
+	function Line($x1, $y1, $x2, $y2, $style = null) {
+		if ($style)
+			$this->SetLineStyle($style);
+		parent::Line($x1, $y1, $x2, $y2);
+	}
+
+	// Draws a rectangle
+	// Parameters:
+	// - x, y: Top left corner
+	// - w, h: Width and height
+	// - style: Style of rectangle (draw and/or fill: D, F, DF, FD)
+	// - border_style: Border style of rectangle. Array with some of this index
+	//   . all: Line style of all borders. Array like for SetLineStyle
+	//   . L: Line style of left border. null (no border) or array like for SetLineStyle
+	//   . T: Line style of top border. null (no border) or array like for SetLineStyle
+	//   . R: Line style of right border. null (no border) or array like for SetLineStyle
+	//   . B: Line style of bottom border. null (no border) or array like for SetLineStyle
+	// - fill_color: Fill color. Array with components (red, green, blue)
+	function Rect($x, $y, $w, $h, $style = '', $border_style = null, $fill_color = null) {
+		if (!(false === strpos($style, 'F')) && $fill_color) {
+			list($r, $g, $b) = $fill_color;
+			$this->SetFillColor($r, $g, $b);
+		}
+		switch ($style) {
+			case 'F':
+				$border_style = null;
+				parent::Rect($x, $y, $w, $h, $style);
+				break;
+			case 'DF': case 'FD':
+				if (!$border_style || isset($border_style['all'])) {
+					if (isset($border_style['all'])) {
+						$this->SetLineStyle($border_style['all']);
+						$border_style = null;
+					}
+				} else
+					$style = 'F';
+				parent::Rect($x, $y, $w, $h, $style);
+				break;
+			default:
+				if (!$border_style || isset($border_style['all'])) {
+					if (isset($border_style['all']) && $border_style['all']) {
+						$this->SetLineStyle($border_style['all']);
+						$border_style = null;
+					}
+					parent::Rect($x, $y, $w, $h, $style);
+				}
+				break;
+		}
+		if ($border_style) {
+			if (isset($border_style['L']) && $border_style['L'])
+				$this->Line($x, $y, $x, $y + $h, $border_style['L']);
+			if (isset($border_style['T']) && $border_style['T'])
+				$this->Line($x, $y, $x + $w, $y, $border_style['T']);
+			if (isset($border_style['R']) && $border_style['R'])
+				$this->Line($x + $w, $y, $x + $w, $y + $h, $border_style['R']);
+			if (isset($border_style['B']) && $border_style['B'])
+				$this->Line($x, $y + $h, $x + $w, $y + $h, $border_style['B']);
+		}
+	}
+
+	// Draws a Bézier curve (the Bézier curve is tangent to the line between the control points at either end of the curve)
+	// Parameters:
+	// - x0, y0: Start point
+	// - x1, y1: Control point 1
+	// - x2, y2: Control point 2
+	// - x3, y3: End point
+	// - style: Style of rectangule (draw and/or fill: D, F, DF, FD)
+	// - line_style: Line style for curve. Array like for SetLineStyle
+	// - fill_color: Fill color. Array with components (red, green, blue)
+	function Curve($x0, $y0, $x1, $y1, $x2, $y2, $x3, $y3, $style = '', $line_style = null, $fill_color = null) {
+		if (!(false === strpos($style, 'F')) && $fill_color) {
+			list($r, $g, $b) = $fill_color;
+			$this->SetFillColor($r, $g, $b);
+		}
+		switch ($style) {
+			case 'F':
+				$op = 'f';
+				$line_style = null;
+				break;
+			case 'FD': case 'DF':
+				$op = 'B';
+				break;
+			default:
+				$op = 'S';
+				break;
+		}
+		if ($line_style)
+			$this->SetLineStyle($line_style);
+
+		$this->_Point($x0, $y0);
+		$this->_Curve($x1, $y1, $x2, $y2, $x3, $y3);
+		$this->_out($op);
+	}
+
+	// Draws an ellipse
+	// Parameters:
+	// - x0, y0: Center point
+	// - rx, ry: Horizontal and vertical radius (if ry = 0, draws a circle)
+	// - angle: Orientation angle (anti-clockwise)
+	// - astart: Start angle
+	// - afinish: Finish angle
+	// - style: Style of ellipse (draw and/or fill: D, F, DF, FD, C (D + close))
+	// - line_style: Line style for ellipse. Array like for SetLineStyle
+	// - fill_color: Fill color. Array with components (red, green, blue)
+	// - nSeg: Ellipse is made up of nSeg Bézier curves
+	function Ellipse($x0, $y0, $rx, $ry = 0, $angle = 0, $astart = 0, $afinish = 360, $style = '', $line_style = null, $fill_color = null, $nSeg = 8) {
+		if ($rx) {
+			if (!(false === strpos($style, 'F')) && $fill_color) {
+				list($r, $g, $b) = $fill_color;
+				$this->SetFillColor($r, $g, $b);
+			}
+			switch ($style) {
+				case 'F':
+					$op = 'f';
+					$line_style = null;
+					break;
+				case 'FD': case 'DF':
+					$op = 'B';
+					break;
+				case 'C':
+					$op = 's'; // small 's' means closing the path as well
+					break;
+				default:
+					$op = 'S';
+					break;
+			}
+			if ($line_style)
+				$this->SetLineStyle($line_style);
+			if (!$ry)
+				$ry = $rx;
+			$rx *= $this->k;
+			$ry *= $this->k;
+			if ($nSeg < 2)
+				$nSeg = 2;
+
+			$astart = deg2rad((float) $astart);
+			$afinish = deg2rad((float) $afinish);
+			$totalAngle = $afinish - $astart;
+
+			$dt = $totalAngle/$nSeg;
+			$dtm = $dt/3;
+
+			$x0 *= $this->k;
+			$y0 = ($this->h - $y0) * $this->k;
+			if ($angle != 0) {
+				$a = -deg2rad((float) $angle);
+				$this->_out(sprintf('q %.2f %.2f %.2f %.2f %.2f %.2f cm', cos($a), -1 * sin($a), sin($a), cos($a), $x0, $y0));
+				$x0 = 0;
+				$y0 = 0;
+			}
+
+			$t1 = $astart;
+			$a0 = $x0 + ($rx * cos($t1));
+			$b0 = $y0 + ($ry * sin($t1));
+			$c0 = -$rx * sin($t1);
+			$d0 = $ry * cos($t1);
+			$this->_Point($a0 / $this->k, $this->h - ($b0 / $this->k));
+			for ($i = 1; $i <= $nSeg; $i++) {
+				// Draw this bit of the total curve
+				$t1 = ($i * $dt) + $astart;
+				$a1 = $x0 + ($rx * cos($t1));
+				$b1 = $y0 + ($ry * sin($t1));
+				$c1 = -$rx * sin($t1);
+				$d1 = $ry * cos($t1);
+				$this->_Curve(($a0 + ($c0 * $dtm)) / $this->k,
+							$this->h - (($b0 + ($d0 * $dtm)) / $this->k),
+							($a1 - ($c1 * $dtm)) / $this->k,
+							$this->h - (($b1 - ($d1 * $dtm)) / $this->k),
+							$a1 / $this->k,
+							$this->h - ($b1 / $this->k));
+				$a0 = $a1;
+				$b0 = $b1;
+				$c0 = $c1;
+				$d0 = $d1;
+			}
+			$this->_out($op);
+			if ($angle !=0)
+				$this->_out('Q');
+		}
+	}
+
+	// Draws a circle
+	// Parameters:
+	// - x0, y0: Center point
+	// - r: Radius
+	// - astart: Start angle
+	// - afinish: Finish angle
+	// - style: Style of circle (draw and/or fill) (D, F, DF, FD, C (D + close))
+	// - line_style: Line style for circle. Array like for SetLineStyle
+	// - fill_color: Fill color. Array with components (red, green, blue)
+	// - nSeg: Ellipse is made up of nSeg Bézier curves
+	function Circle($x0, $y0, $r, $astart = 0, $afinish = 360, $style = '', $line_style = null, $fill_color = null, $nSeg = 8) {
+		$this->Ellipse($x0, $y0, $r, 0, 0, $astart, $afinish, $style, $line_style, $fill_color, $nSeg);
+	}
+
+	// Draws a polygon
+	// Parameters:
+	// - p: Points. Array with values x0, y0, x1, y1,..., x(np-1), y(np - 1)
+	// - style: Style of polygon (draw and/or fill) (D, F, DF, FD)
+	// - line_style: Line style. Array with one of this index
+	//   . all: Line style of all lines. Array like for SetLineStyle
+	//   . 0..np-1: Line style of each line. Item is 0 (not line) or like for SetLineStyle
+	// - fill_color: Fill color. Array with components (red, green, blue)
+	function Polygon($p, $style = '', $line_style = null, $fill_color = null) {
+		$np = count($p) / 2;
+		if (!(false === strpos($style, 'F')) && $fill_color) {
+			list($r, $g, $b) = $fill_color;
+			$this->SetFillColor($r, $g, $b);
+		}
+		switch ($style) {
+			case 'F':
+				$line_style = null;
+				$op = 'f';
+				break;
+			case 'FD': case 'DF':
+				$op = 'B';
+				break;
+			default:
+				$op = 'S';
+				break;
+		}
+		$draw = true;
+		if ($line_style)
+			if (isset($line_style['all']))
+				$this->SetLineStyle($line_style['all']);
+			else { // 0 .. (np - 1), op = {B, S}
+				$draw = false;
+				if ('B' == $op) {
+					$op = 'f';
+					$this->_Point($p[0], $p[1]);
+					for ($i = 2; $i < ($np * 2); $i = $i + 2)
+						$this->_Line($p[$i], $p[$i + 1]);
+					$this->_Line($p[0], $p[1]);
+					$this->_out($op);
+				}
+				$p[$np * 2] = $p[0];
+				$p[($np * 2) + 1] = $p[1];
+				for ($i = 0; $i < $np; $i++)
+					if (!empty($line_style[$i]))
+						$this->Line($p[$i * 2], $p[($i * 2) + 1], $p[($i * 2) + 2], $p[($i * 2) + 3], $line_style[$i]);
+			}
+
+		if ($draw) {
+			$this->_Point($p[0], $p[1]);
+			for ($i = 2; $i < ($np * 2); $i = $i + 2)
+				$this->_Line($p[$i], $p[$i + 1]);
+			$this->_Line($p[0], $p[1]);
+			$this->_out($op);
+		}
+	}
+
+	// Draws a regular polygon
+	// Parameters:
+	// - x0, y0: Center point
+	// - r: Radius of circumscribed circle
+	// - ns: Number of sides
+	// - angle: Orientation angle (anti-clockwise)
+	// - circle: Draw circumscribed circle or not
+	// - style: Style of polygon (draw and/or fill) (D, F, DF, FD)
+	// - line_style: Line style. Array with one of this index
+	//   . all: Line style of all lines. Array like for SetLineStyle
+	//   . 0..ns-1: Line style of each line. Item is 0 (not line) or like for SetLineStyle
+	// - fill_color: Fill color. Array with components (red, green, blue)
+	// - circle_style: Style of circumscribed circle (draw and/or fill) (D, F, DF, FD) (if draw)
+	// - circle_line_style: Line style for circumscribed circle. Array like for SetLineStyle (if draw)
+	// - circle_fill_color: Fill color for circumscribed circle. Array with components (red, green, blue) (if draw fill circle)
+	function RegularPolygon($x0, $y0, $r, $ns, $angle = 0, $circle = false, $style = '', $line_style = null, $fill_color = null, $circle_style = '', $circle_line_style = null, $circle_fill_color = null) {
+		if ($ns < 3)
+			$ns = 3;
+		if ($circle)
+			$this->Circle($x0, $y0, $r, 0, 360, $circle_style, $circle_line_style, $circle_fill_color);
+		$p = null;
+		for ($i = 0; $i < $ns; $i++) {
+			$a = $angle + ($i * 360 / $ns);
+			$a_rad = deg2rad((float) $a);
+			$p[] = $x0 + ($r * sin($a_rad));
+			$p[] = $y0 + ($r * cos($a_rad));
+		}
+		$this->Polygon($p, $style, $line_style, $fill_color);
+	}
+
+	// Draws a star polygon
+	// Parameters:
+	// - x0, y0: Center point
+	// - r: Radius of circumscribed circle
+	// - nv: Number of vertices
+	// - ng: Number of gaps (ng % nv = 1 => regular polygon)
+	// - angle: Orientation angle (anti-clockwise)
+	// - circle: Draw circumscribed circle or not
+	// - style: Style of polygon (draw and/or fill) (D, F, DF, FD)
+	// - line_style: Line style. Array with one of this index
+	//   . all: Line style of all lines. Array like for SetLineStyle
+	//   . 0..n-1: Line style of each line. Item is 0 (not line) or like for SetLineStyle
+	// - fill_color: Fill color. Array with components (red, green, blue)
+	// - circle_style: Style of circumscribed circle (draw and/or fill) (D, F, DF, FD) (if draw)
+	// - circle_line_style: Line style for circumscribed circle. Array like for SetLineStyle (if draw)
+	// - circle_fill_color: Fill color for circumscribed circle. Array with components (red, green, blue) (if draw fill circle)
+	function StarPolygon($x0, $y0, $r, $nv, $ng, $angle = 0, $circle = false, $style = '', $line_style = null, $fill_color = null, $circle_style = '', $circle_line_style = null, $circle_fill_color = null) {
+		if ($nv < 2)
+			$nv = 2;
+		if ($circle)
+			$this->Circle($x0, $y0, $r, 0, 360, $circle_style, $circle_line_style, $circle_fill_color);
+		$p2 = null;
+		$visited = null;
+		for ($i = 0; $i < $nv; $i++) {
+			$a = $angle + ($i * 360 / $nv);
+			$a_rad = deg2rad((float) $a);
+			$p2[] = $x0 + ($r * sin($a_rad));
+			$p2[] = $y0 + ($r * cos($a_rad));
+			$visited[] = false;
+		}
+		$p = null;
+		$i = 0;
+		do {
+			$p[] = $p2[$i * 2];
+			$p[] = $p2[($i * 2) + 1];
+			$visited[$i] = true;
+			$i += $ng;
+			$i %= $nv;
+		} while (!$visited[$i]);
+		$this->Polygon($p, $style, $line_style, $fill_color);
+	}
+
+	// Draws a rounded rectangle
+	// Parameters:
+	// - x, y: Top left corner
+	// - w, h: Width and height
+	// - r: Radius of the rounded corners
+	// - round_corner: Draws rounded corner or not. String with a 0 (not rounded i-corner) or 1 (rounded i-corner) in i-position. Positions are, in order and begin to 0: top left, top right, bottom right and bottom left
+	// - style: Style of rectangle (draw and/or fill) (D, F, DF, FD)
+	// - border_style: Border style of rectangle. Array like for SetLineStyle
+	// - fill_color: Fill color. Array with components (red, green, blue)
+	function RoundedRect($x, $y, $w, $h, $r, $round_corner = '1111', $style = '', $border_style = null, $fill_color = null) {
+		if ('0000' == $round_corner) // Not rounded
+			$this->Rect($x, $y, $w, $h, $style, $border_style, $fill_color);
+		else { // Rounded
+			if (!(false === strpos($style, 'F')) && $fill_color) {
+				list($red, $g, $b) = $fill_color;
+				$this->SetFillColor($red, $g, $b);
+			}
+			switch ($style) {
+				case 'F':
+					$border_style = null;
+					$op = 'f';
+					break;
+				case 'FD': case 'DF':
+					$op = 'B';
+					break;
+				default:
+					$op = 'S';
+					break;
+			}
+			if ($border_style)
+				$this->SetLineStyle($border_style);
+
+			$MyArc = 4 / 3 * (sqrt(2) - 1);
+
+			$this->_Point($x + $r, $y);
+			$xc = $x + $w - $r;
+			$yc = $y + $r;
+			$this->_Line($xc, $y);
+			if ($round_corner[0])
+				$this->_Curve($xc + ($r * $MyArc), $yc - $r, $xc + $r, $yc - ($r * $MyArc), $xc + $r, $yc);
+			else
+				$this->_Line($x + $w, $y);
+
+			$xc = $x + $w - $r ;
+			$yc = $y + $h - $r;
+			$this->_Line($x + $w, $yc);
+
+			if ($round_corner[1])
+				$this->_Curve($xc + $r, $yc + ($r * $MyArc), $xc + ($r * $MyArc), $yc + $r, $xc, $yc + $r);
+			else
+				$this->_Line($x + $w, $y + $h);
+
+			$xc = $x + $r;
+			$yc = $y + $h - $r;
+			$this->_Line($xc, $y + $h);
+			if ($round_corner[2])
+				$this->_Curve($xc - ($r * $MyArc), $yc + $r, $xc - $r, $yc + ($r * $MyArc), $xc - $r, $yc);
+			else
+				$this->_Line($x, $y + $h);
+
+			$xc = $x + $r;
+			$yc = $y + $r;
+			$this->_Line($x, $yc);
+			if ($round_corner[3])
+				$this->_Curve($xc - $r, $yc - ($r * $MyArc), $xc - ($r * $MyArc), $yc - $r, $xc, $yc - $r);
+			else {
+				$this->_Line($x, $y);
+				$this->_Line($x + $r, $y);
+			}
+			$this->_out($op);
+		}
+	}
+
+	/* PRIVATE METHODS */
+
+	// Sets a draw point
+	// Parameters:
+	// - x, y: Point
+	function _Point($x, $y) {
+		$this->_out(sprintf('%.2f %.2f m', $x * $this->k, ($this->h - $y) * $this->k));
+	}
+
+	// Draws a line from last draw point
+	// Parameters:
+	// - x, y: End point
+	function _Line($x, $y) {
+		$this->_out(sprintf('%.2f %.2f l', $x * $this->k, ($this->h - $y) * $this->k));
+	}
+
+	// Draws a Bézier curve from last draw point
+	// Parameters:
+	// - x1, y1: Control point 1
+	// - x2, y2: Control point 2
+	// - x3, y3: End point
+	function _Curve($x1, $y1, $x2, $y2, $x3, $y3) {
+		$this->_out(sprintf('%.2f %.2f %.2f %.2f %.2f %.2f c', $x1 * $this->k, ($this->h - $y1) * $this->k, $x2 * $this->k, ($this->h - $y2) * $this->k, $x3 * $this->k, ($this->h - $y3) * $this->k));
+	}
+
+}
+
+?>
================================================================


More information about the pld-cvs-commit mailing list