package oripa;
import java.io.BufferedWriter;
import java.io.FileWriter;
import java.util.ArrayList;
import javax.vecmath.Vector2d;
import oripa.geom.OriFace;
import oripa.geom.OriHalfedge;
import oripa.geom.OriLine;
public class ExporterSVG {
static final int size = 1000;
final static String head =
"<?xml version=\"1.0\" encoding=\"ISO-8859-1\" standalone=\"no\"?>\n"
+ "<!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 20010904//EN\"\n"
+ "\"http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd\">\n"
+ "<svg xmlns=\"http://www.w3.org/2000/svg\"\n"
+ " xmlns:xlink=\"http://www.w3.org/1999/xlink\" xml:space=\"preserve\"\n"
+ " width=\"" + size + "px\" height=\"" + size + "px\"\n"
+ " viewBox=\"0 0 " + size + " " + size + "\" >\n";
final static String end = "</svg>";
final static String gradient =
" <linearGradient id=\"Gradient1\" x1=\"20%\" y1=\"0%\" x2=\"80%\" y2=\"100%\">\n"
+ " <stop offset=\"5%\" stop-color=\"#DDEEFF\" />\n"
+ " <stop offset=\"95%\" stop-color=\"#7788FF\" />\n"
+ " </linearGradient>\n"+
" <linearGradient id=\"Gradient2\" x1=\"20%\" y1=\"0%\" x2=\"80%\" y2=\"100%\">\n"
+ " <stop offset=\"5%\" stop-color=\"#FFFFEE\" />\n"
+ " <stop offset=\"95%\" stop-color=\"#DDDDDD\" />\n"
+ " </linearGradient>\n";
final static String lineStart = " <line stroke=\"blue\" stroke-width=\"2\" ";
final static String polygonStart = "<path style=\"fill:url(#Gradient1);"
+ "stroke:#0000ff;stroke-width:2px;stroke-linecap:butt;stroke-linejoin:miter;"
+ "stroke-opacity:1;fill-opacity:1.0\" d=\"M ";
final static String polygonStart2 = "<path style=\"fill:url(#Gradient2);"
+ "stroke:#0000ff;stroke-width:2px;stroke-linecap:butt;stroke-linejoin:miter;"
+ "stroke-opacity:1;fill-opacity:1.0\" d=\"M ";
public static void exportModel(Doc doc, String filepath) throws Exception {
double scale = (size-5) / doc.size;
double center = size / 2;
FileWriter fw = new FileWriter(filepath);
try (BufferedWriter bw = new BufferedWriter(fw)) {
Vector2d maxV = new Vector2d(-Double.MAX_VALUE, -Double.MAX_VALUE);
Vector2d minV = new Vector2d(Double.MAX_VALUE, Double.MAX_VALUE);
Vector2d modelCenter = new Vector2d();
for (OriFace face : ORIPA.doc.faces) {
for (OriHalfedge he : face.halfedges) {
maxV.x = Math.max(maxV.x, he.vertex.p.x);
maxV.y = Math.max(maxV.y, he.vertex.p.y);
minV.x = Math.min(minV.x, he.vertex.p.x);
minV.y = Math.min(minV.y, he.vertex.p.y);
}
}
modelCenter.x = (maxV.x + minV.x) / 2;
modelCenter.y = (maxV.y + minV.y) / 2;
bw.write(head);
bw.write(gradient);
ArrayList<OriFace> sortedFaces = new ArrayList<>();
boolean [] isSorted = new boolean[ORIPA.doc.faces.size()];
for (int i = 0; i < ORIPA.doc.faces.size(); i++) {
for (int j = 0; j < ORIPA.doc.overlapRelation.length; j++) {
int numberOf2 = 0;
if(!isSorted[j]){
for (int k = 0; k < isSorted.length; k++) {
if ((!isSorted[k]) && ORIPA.doc.overlapRelation[j][k]==2) {
numberOf2++;
}
}
if(numberOf2==0){
isSorted[j] = true;
sortedFaces.add(ORIPA.doc.faces.get(j));
break;
}
}
}
}
for (int i=0; i<sortedFaces.size(); i++) {
OriFace face = RenderScreen2.m_bFaceOrderFlip ? sortedFaces.get(i)
: sortedFaces.get(sortedFaces.size()-i-1);
java.util.ArrayList<Vector2d> points = new java.util.ArrayList<>();
for (OriHalfedge he : face.halfedges) {
if (he.vertex.p.x > maxV.x) {
throw new Exception("Size of vertices exceeds maximum");
}
double x1 = (he.vertex.p.x - modelCenter.x) * scale + center;
double y1 = -(he.vertex.p.y - modelCenter.y) * scale + center;
double x2 = (he.next.vertex.p.x - modelCenter.x) * scale + center;
double y2 = -(he.next.vertex.p.y - modelCenter.y) * scale + center;
if (!points.contains(new Vector2d(x1, y1))) {
points.add(new Vector2d(x1, y1));
}
if (!points.contains(new Vector2d(x2, y2))) {
points.add(new Vector2d(x2, y2));
}
}
if((!face.faceFront&&RenderScreen2.m_bFaceOrderFlip)
|| (face.faceFront&&!RenderScreen2.m_bFaceOrderFlip)){
bw.write(polygonStart);
}else{
bw.write(polygonStart2);
}
for (Vector2d p : points) {
bw.write(p.x + "," + p.y + " ");
}
bw.write(" z\" />\n");
}
bw.write(end);
}
}
public static void export(Doc doc, String filepath) throws Exception {
double scale = size / doc.size;
double center = size / 2;
FileWriter fw = new FileWriter(filepath);
try (BufferedWriter bw = new BufferedWriter(fw)) {
bw.write(head);
for (OriLine line : doc.lines) {
bw.write(" <line style=\"");
String style = "stroke:gray;stroke-width:1;";
switch (line.type) {
case OriLine.TYPE_CUT:
style = "stroke:black;stroke-width:4;";
break;
case OriLine.TYPE_RIDGE:
style = "stroke:red;stroke-width:2;";
break;
case OriLine.TYPE_VALLEY:
style = "stroke:blue;stroke-width:2;stroke-opacity:1";
break;
}
bw.write(style + "\" ");
bw.write("x1=\"");
bw.write("" + (line.p0.x * scale + center) + "\"");
bw.write(" y1=\"");
bw.write("" + ((doc.size / 2 - line.p0.y) * scale) + "\"");
bw.write(" x2=\"");
bw.write("" + (line.p1.x * scale + center) + "\"");
bw.write(" y2=\"");
bw.write("" + ((doc.size / 2 - line.p1.y) * scale) + "\" />\n");
}
bw.write(end);
}
}
public static void exportDotted(Doc doc, String filepath) throws Exception {
double scale = size / doc.size;
double center = size / 2;
FileWriter fw = new FileWriter(filepath);
try (BufferedWriter bw = new BufferedWriter(fw)) {
bw.write(head);
for (OriLine line : doc.lines) {
bw.write(" <line style=\"");
String style = "stroke:gray;stroke-width:1;";
switch (line.type) {
case OriLine.TYPE_CUT:
style = "stroke:black;stroke-width:5;";
break;
case OriLine.TYPE_RIDGE:
style = "stroke-dasharray: 15, 10;stroke:red;stroke-width:4;";
break;
case OriLine.TYPE_VALLEY:
style = "stroke:blue;stroke-width:4;stroke-opacity:1";
break;
}
bw.write(style + "\" ");
bw.write("x1=\"");
bw.write("" + (line.p0.x * scale + center) + "\"");
bw.write(" y1=\"");
bw.write("" + ((doc.size / 2 - line.p0.y) * scale) + "\"");
bw.write(" x2=\"");
bw.write("" + (line.p1.x * scale + center) + "\"");
bw.write(" y2=\"");
bw.write("" + ((doc.size / 2 - line.p1.y) * scale) + "\" />\n");
}
bw.write(end);
}
}
}