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Diffstat (limited to 'src/main/java/org/pdfbox/pdmodel/common/PDRectangle.java')
| -rw-r--r-- | src/main/java/org/pdfbox/pdmodel/common/PDRectangle.java | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/src/main/java/org/pdfbox/pdmodel/common/PDRectangle.java b/src/main/java/org/pdfbox/pdmodel/common/PDRectangle.java new file mode 100644 index 0000000..b9f3267 --- /dev/null +++ b/src/main/java/org/pdfbox/pdmodel/common/PDRectangle.java @@ -0,0 +1,295 @@ +/**
+ * Copyright (c) 2003-2005, www.pdfbox.org
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of pdfbox; nor the names of its
+ * contributors may be used to endorse or promote products derived from this
+ * software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://www.pdfbox.org
+ *
+ */
+package org.pdfbox.pdmodel.common;
+
+import org.pdfbox.cos.COSArray;
+import org.pdfbox.cos.COSBase;
+import org.pdfbox.cos.COSFloat;
+import org.pdfbox.cos.COSNumber;
+
+import org.pdfbox.util.BoundingBox;
+
+import java.awt.Dimension;
+
+/**
+ * This represents a rectangle in a PDF document.
+ *
+ * @author Ben Litchfield (ben@csh.rit.edu)
+ * @version $Revision: 1.10 $
+ */
+public class PDRectangle implements COSObjectable
+{
+ private COSArray rectArray;
+
+ /**
+ * Constructor.
+ *
+ * Initializes to 0,0,0,0
+ */
+ public PDRectangle()
+ {
+ rectArray = new COSArray();
+ rectArray.add( new COSFloat( 0.0f ) );
+ rectArray.add( new COSFloat( 0.0f ) );
+ rectArray.add( new COSFloat( 0.0f ) );
+ rectArray.add( new COSFloat( 0.0f ) );
+ }
+
+ /**
+ * Constructor.
+ *
+ * @param width The width of the rectangle.
+ * @param height The height of the rectangle.
+ */
+ public PDRectangle( float width, float height )
+ {
+ rectArray = new COSArray();
+ rectArray.add( new COSFloat( 0.0f ) );
+ rectArray.add( new COSFloat( 0.0f ) );
+ rectArray.add( new COSFloat( width ) );
+ rectArray.add( new COSFloat( height ) );
+ }
+
+ /**
+ * Constructor.
+ *
+ * @param box The non PD bouding box.
+ */
+ public PDRectangle( BoundingBox box )
+ {
+ rectArray = new COSArray();
+ rectArray.add( new COSFloat( box.getLowerLeftX() ) );
+ rectArray.add( new COSFloat( box.getLowerLeftY() ) );
+ rectArray.add( new COSFloat( box.getUpperRightX() ) );
+ rectArray.add( new COSFloat( box.getUpperRightY() ) );
+ }
+
+ /**
+ * Constructor.
+ *
+ * @param array An array of numbers as specified in the PDF Reference for a rectangle type.
+ */
+ public PDRectangle( COSArray array )
+ {
+ rectArray = array;
+ }
+
+ /**
+ * Method to determine if the x/y point is inside this rectangle.
+ * @param x The x-coordinate to test.
+ * @param y The y-coordinate to test.
+ * @return True if the point is inside this rectangle.
+ */
+ public boolean contains( float x, float y )
+ {
+ float llx = getLowerLeftX();
+ float urx = getUpperRightX();
+ float lly = getLowerLeftY();
+ float ury = getUpperRightY();
+ return x >= llx && x <= urx &&
+ y >= lly && y <= ury;
+ }
+
+ /**
+ * This will create a translated rectangle based off of this rectangle, such
+ * that the new rectangle retains the same dimensions(height/width), but the
+ * lower left x,y values are zero. <br />
+ * 100, 100, 400, 400 (llx, lly, urx, ury ) <br />
+ * will be translated to 0,0,300,300
+ *
+ * @return A new rectangle that has been translated back to the origin.
+ */
+ public PDRectangle createRetranslatedRectangle()
+ {
+ PDRectangle retval = new PDRectangle();
+ retval.setUpperRightX( getWidth() );
+ retval.setUpperRightY( getHeight() );
+ return retval;
+ }
+
+ /**
+ * This will get the underlying array for this rectangle.
+ *
+ * @return The cos array.
+ */
+ public COSArray getCOSArray()
+ {
+ return rectArray;
+ }
+
+ /**
+ * This will get the lower left x coordinate.
+ *
+ * @return The lower left x.
+ */
+ public float getLowerLeftX()
+ {
+ return ((COSNumber)rectArray.get(0)).floatValue();
+ }
+
+ /**
+ * This will set the lower left x coordinate.
+ *
+ * @param value The lower left x.
+ */
+ public void setLowerLeftX(float value)
+ {
+ rectArray.set(0, new COSFloat( value ) );
+ }
+
+ /**
+ * This will get the lower left y coordinate.
+ *
+ * @return The lower left y.
+ */
+ public float getLowerLeftY()
+ {
+ return ((COSNumber)rectArray.get(1)).floatValue();
+ }
+
+ /**
+ * This will set the lower left y coordinate.
+ *
+ * @param value The lower left y.
+ */
+ public void setLowerLeftY(float value)
+ {
+ rectArray.set(1, new COSFloat( value ) );
+ }
+
+ /**
+ * This will get the upper right x coordinate.
+ *
+ * @return The upper right x .
+ */
+ public float getUpperRightX()
+ {
+ return ((COSNumber)rectArray.get(2)).floatValue();
+ }
+
+ /**
+ * This will set the upper right x coordinate.
+ *
+ * @param value The upper right x .
+ */
+ public void setUpperRightX(float value)
+ {
+ rectArray.set(2, new COSFloat( value ) );
+ }
+
+ /**
+ * This will get the upper right y coordinate.
+ *
+ * @return The upper right y.
+ */
+ public float getUpperRightY()
+ {
+ return ((COSNumber)rectArray.get(3)).floatValue();
+ }
+
+ /**
+ * This will set the upper right y coordinate.
+ *
+ * @param value The upper right y.
+ */
+ public void setUpperRightY(float value)
+ {
+ rectArray.set(3, new COSFloat( value ) );
+ }
+
+ /**
+ * This will get the width of this rectangle as calculated by
+ * upperRightX - lowerLeftX.
+ *
+ * @return The width of this rectangle.
+ */
+ public float getWidth()
+ {
+ return getUpperRightX() - getLowerLeftX();
+ }
+
+ /**
+ * This will get the height of this rectangle as calculated by
+ * upperRightY - lowerLeftY.
+ *
+ * @return The height of this rectangle.
+ */
+ public float getHeight()
+ {
+ return getUpperRightY() - getLowerLeftY();
+ }
+
+ /**
+ * A convenience method to create a dimension object for AWT operations.
+ *
+ * @return A dimension that matches the width and height of this rectangle.
+ */
+ public Dimension createDimension()
+ {
+ return new Dimension( (int)getWidth(), (int)getHeight() );
+ }
+
+ /**
+ * This will move the rectangle the given relative amount.
+ *
+ * @param horizontalAmount positive values will move rectangle to the right, negative's to the left.
+ * @param verticalAmount positive values will move the rectangle up, negative's down.
+ */
+ public void move(float horizontalAmount, float verticalAmount)
+ {
+ setUpperRightX(getUpperRightX() + horizontalAmount);
+ setLowerLeftX(getLowerLeftX() + horizontalAmount);
+ setUpperRightY(getUpperRightY() + verticalAmount);
+ setLowerLeftY(getLowerLeftY() + verticalAmount);
+ }
+
+ /**
+ * Convert this standard java object to a COS object.
+ *
+ * @return The cos object that matches this Java object.
+ */
+ public COSBase getCOSObject()
+ {
+ return rectArray;
+ }
+
+
+ /**
+ * This will return a string representation of this rectangle.
+ *
+ * @return This object as a string.
+ */
+ public String toString()
+ {
+ return "[" + getLowerLeftX() + "," + getLowerLeftY() + "," +
+ getUpperRightX() + "," + getUpperRightY() +"]";
+ }
+}
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