From 6523c1f6534042d89ff8a07d4e7c06050276521e Mon Sep 17 00:00:00 2001
From: ?? ? <ulysseskao@ximple.com.tw>
Date: Thu, 22 Apr 2010 16:31:12 +0800
Subject: [PATCH] dgn7 write function for complex chain
---
xdgnjobs/ximple-dgnio/src/main/java/com/ximple/io/dgn7/ElementFactory.java | 23 ++++++++++++++++++-----
1 files changed, 18 insertions(+), 5 deletions(-)
diff --git a/xdgnjobs/ximple-dgnio/src/main/java/com/ximple/io/dgn7/ElementFactory.java b/xdgnjobs/ximple-dgnio/src/main/java/com/ximple/io/dgn7/ElementFactory.java
index dc52e46..34dda57 100644
--- a/xdgnjobs/ximple-dgnio/src/main/java/com/ximple/io/dgn7/ElementFactory.java
+++ b/xdgnjobs/ximple-dgnio/src/main/java/com/ximple/io/dgn7/ElementFactory.java
@@ -9,11 +9,11 @@
import java.util.LinkedList;
public class ElementFactory {
- private static final int DEFAULT_ELMHEAD_LENGTH = 28;
- private static final int DEFAULT_DISPHEAD_LENGTH = 8;
- private static final int MINIMAL_ELEMLENGTH = 18 * 2;
+ static final int DEFAULT_ELMHEAD_LENGTH = 28;
+ static final int DEFAULT_DISPHEAD_LENGTH = 8;
+ static final int MINIMAL_ELEMLENGTH = 18 * 2;
- private static final int MAXINUM_LINESTRING_PTLEN = 100;
+ static final int MAXINUM_LINESTRING_PTLEN = 100;
private static ElementFactory elementFactory = new ElementFactory();
private static GeometryFactory factory = new GeometryFactory();
@@ -35,6 +35,7 @@
}
element.setVerticeSize(pts.length);
element.setType(ElementType.SHAPE.id);
+ element.setFollowLength((short) ((elmsize / 2) - 2));
element.setRange(ring.getEnvelopeInternal());
element.setLevelIndex(0);
element.setColorIndex(0);
@@ -52,6 +53,7 @@
}
element.setVerticeSize(pts.length);
element.setType(ElementType.LINESTRING.id);
+ element.setFollowLength((short) ((elmsize / 2) - 2));
element.setLevelIndex(0);
element.setColorIndex(0);
element.setWeight(0);
@@ -68,6 +70,7 @@
}
element.setVerticeSize(pts.length);
element.setType(ElementType.SHAPE.id);
+ element.setFollowLength((short) ((elmsize / 2) - 2));
element.setLevelIndex(0);
element.setColorIndex(0);
element.setWeight(0);
@@ -80,13 +83,16 @@
Coordinate[] allpts = linestring.getCoordinates();
int segsize = allpts.length / MAXINUM_LINESTRING_PTLEN;
int currentpos = 0;
+ int totalLength = 0;
for (int seg = 0; seg < segsize; seg++) {
Coordinate[] pts = Arrays.copyOfRange(allpts,
- currentpos, currentpos + MAXINUM_LINESTRING_PTLEN, Coordinate[].class);
+ currentpos, currentpos + MAXINUM_LINESTRING_PTLEN + 1, Coordinate[].class);
LineStringElement element = elementFactory.createLineStringElement(pts);
currentpos += MAXINUM_LINESTRING_PTLEN;
element.setRange(element.toGeometry(factory).getEnvelopeInternal());
element.setComponentElement(true);
+ element.setLevelIndex(0);
+ totalLength += element.raw.length;
elms.add(element);
}
int remain = allpts.length % MAXINUM_LINESTRING_PTLEN;
@@ -95,12 +101,19 @@
LineStringElement element = elementFactory.createLineStringElement(pts);
element.setRange(element.toGeometry(factory).getEnvelopeInternal());
element.setComponentElement(true);
+ element.setLevelIndex(0);
elms.add(element);
+ totalLength += element.raw.length;
ComplexChainElement result = new ComplexChainElement(new byte[MINIMAL_ELEMLENGTH + 12]);
result.addAll(elms);
result.setRange(linestring.getEnvelopeInternal());
result.setType(ElementType.COMPLEXCHAIN.id);
+ result.setFollowLength((short) (((MINIMAL_ELEMLENGTH + 12) / 2) - 2));
+ result.setNumOfElement((short) elms.size());
+ totalLength += result.raw.length;
+ totalLength -= 19;
+ result.setTotalLength((short) totalLength);
result.setLevelIndex(0);
result.setColorIndex(0);
result.setWeight(0);
--
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