* ============================================================================
* The Apache Software License, Version 1.1
* ============================================================================
- *
+ *
* Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
- *
+ *
* Redistribution and use in source and binary forms, with or without modifica-
* tion, 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. The end-user documentation included with the redistribution, if any, must
* include the following acknowledgment: "This product includes software
* developed by the Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself, if
* and wherever such third-party acknowledgments normally appear.
- *
+ *
* 4. The names "FOP" and "Apache Software Foundation" must not be used to
* endorse or promote products derived from this software without prior
* written permission. For written permission, please contact
* apache@apache.org.
- *
+ *
* 5. Products derived from this software may not be called "Apache", nor may
* "Apache" appear in their name, without prior written permission of the
* Apache Software Foundation.
- *
+ *
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ============================================================================
- *
+ *
* This software consists of voluntary contributions made by many individuals
* on behalf of the Apache Software Foundation and was originally created by
* James Tauber <jtauber@jtauber.com>. For more information on the Apache
* Software Foundation, please see <http://www.apache.org/>.
- */
+ */
package org.apache.fop.area;
+import org.apache.fop.datatypes.FODimension;
+import org.apache.fop.fo.PropertyManager;
import java.awt.geom.Rectangle2D;
import java.awt.Rectangle;
import java.io.Serializable;
* system used to render pages.
*/
public class CTM implements Serializable {
-
+
private double a, b, c, d, e, f;
private static final CTM CTM_LRTB = new CTM(1, 0, 0, 1, 0, 0);
public double[] toArray() {
return new double[]{a, b, c, d, e, f};
}
-}
+ /**
+ * Construct a coordinate transformation matrix (CTM).
+ * @param absVPrect absolute viewpoint rectangle
+ * @param reldims relative dimensions
+ * @return CTM the coordinate transformation matrix (CTM)
+ */
+ public static CTM getCTMandRelDims(PropertyManager pm, Rectangle2D absVPrect,
+ FODimension reldims) {
+ int width, height;
+ // We will use the absolute reference-orientation to set up the CTM.
+ // The value here is relative to its ancestor reference area.
+ int absRefOrient = pm.getAbsRefOrient(
+ pm.getProperties().get("reference-orientation").getNumber().intValue());
+ if (absRefOrient % 180 == 0) {
+ width = (int) absVPrect.getWidth();
+ height = (int) absVPrect.getHeight();
+ } else {
+ // invert width and height since top left are rotated by 90 (cl or ccl)
+ height = (int) absVPrect.getWidth();
+ width = (int) absVPrect.getHeight();
+ }
+ /* Set up the CTM for the content of this reference area.
+ * This will transform region content coordinates in
+ * writing-mode relative into absolute page-relative
+ * which will then be translated based on the position of
+ * the region viewport.
+ * (Note: scrolling between region vp and ref area when
+ * doing online content!)
+ */
+ CTM ctm = new CTM(absVPrect.getX(), absVPrect.getY());
+
+ // First transform for rotation
+ if (absRefOrient != 0) {
+ // Rotation implies translation to keep the drawing area in the
+ // first quadrant. Note: rotation is counter-clockwise
+ switch (absRefOrient) {
+ case 90:
+ ctm = ctm.translate(0, width); // width = absVPrect.height
+ break;
+ case 180:
+ ctm = ctm.translate(width, height);
+ break;
+ case 270:
+ ctm = ctm.translate(height, 0); // height = absVPrect.width
+ break;
+ }
+ ctm = ctm.rotate(absRefOrient);
+ }
+ int wm = pm.getProperties().get("writing-mode").getEnum();
+ /* Since we've already put adjusted width and height values for the
+ * top and left positions implied by the reference-orientation, we
+ * can set ipd and bpd appropriately based on the writing mode.
+ */
+
+ if (wm == WritingMode.LR_TB || wm == WritingMode.RL_TB) {
+ reldims.ipd = width;
+ reldims.bpd = height;
+ } else {
+ reldims.ipd = height;
+ reldims.bpd = width;
+ }
+ // Set a rectangle to be the writing-mode relative version???
+ // Now transform for writing mode
+ return ctm.multiply(CTM.getWMctm(wm, reldims.ipd, reldims.bpd));
+ }
+
+}
// Java
import java.text.MessageFormat;
-import java.awt.geom.Rectangle2D;
// FOP
-import org.apache.fop.area.CTM;
-import org.apache.fop.datatypes.FODimension;
import org.apache.fop.fonts.Font;
import org.apache.fop.fo.properties.CommonBorderAndPadding;
import org.apache.fop.fo.properties.CommonMarginBlock;
import org.apache.fop.traits.SpaceVal;
import org.apache.fop.traits.LayoutProps; // keep, break, span, space?
import org.apache.fop.fo.properties.Constants;
-import org.apache.fop.fo.properties.WritingMode;
import org.apache.fop.fo.properties.Span;
import org.apache.fop.fonts.FontMetrics;
import org.apache.fop.fo.properties.CommonHyphenation;
return textInfo;
}
- /**
- * Construct a coordinate transformation matrix (CTM).
- * @param absVPrect absolute viewpoint rectangle
- * @param reldims relative dimensions
- * @return CTM the coordinate transformation matrix (CTM)
- */
- public CTM getCTMandRelDims(Rectangle2D absVPrect,
- FODimension reldims) {
- int width, height;
- // We will use the absolute reference-orientation to set up the CTM.
- // The value here is relative to its ancestor reference area.
- int absRefOrient = getAbsRefOrient(
- this.properties.get("reference-orientation").getNumber().intValue());
- if (absRefOrient % 180 == 0) {
- width = (int) absVPrect.getWidth();
- height = (int) absVPrect.getHeight();
- } else {
- // invert width and height since top left are rotated by 90 (cl or ccl)
- height = (int) absVPrect.getWidth();
- width = (int) absVPrect.getHeight();
- }
- /* Set up the CTM for the content of this reference area.
- * This will transform region content coordinates in
- * writing-mode relative into absolute page-relative
- * which will then be translated based on the position of
- * the region viewport.
- * (Note: scrolling between region vp and ref area when
- * doing online content!)
- */
- CTM ctm = new CTM(absVPrect.getX(), absVPrect.getY());
-
- // First transform for rotation
- if (absRefOrient != 0) {
- // Rotation implies translation to keep the drawing area in the
- // first quadrant. Note: rotation is counter-clockwise
- switch (absRefOrient) {
- case 90:
- ctm = ctm.translate(0, width); // width = absVPrect.height
- break;
- case 180:
- ctm = ctm.translate(width, height);
- break;
- case 270:
- ctm = ctm.translate(height, 0); // height = absVPrect.width
- break;
- }
- ctm = ctm.rotate(absRefOrient);
- }
- int wm = this.properties.get("writing-mode").getEnum();
- /* Since we've already put adjusted width and height values for the
- * top and left positions implied by the reference-orientation, we
- * can set ipd and bpd appropriately based on the writing mode.
- */
-
- if (wm == WritingMode.LR_TB || wm == WritingMode.RL_TB) {
- reldims.ipd = width;
- reldims.bpd = height;
- } else {
- reldims.ipd = height;
- reldims.bpd = width;
- }
- // Set a rectangle to be the writing-mode relative version???
- // Now transform for writing mode
- return ctm.multiply(CTM.getWMctm(wm, reldims.ipd, reldims.bpd));
- }
-
/**
* Calculate absolute reference-orientation relative to media orientation.
*/
- private int getAbsRefOrient(int myRefOrient) {
+ public int getAbsRefOrient(int myRefOrient) {
return myRefOrient;
}
-}
+}
projects / xmlgraphics-fop.git / commitdiff