/**
* Constructs and initializes a {@code CubicCurve2D} from the specified {@code double}
* coordinates.
*
* @param x1 the X coordinate for the start point of the resulting {@code CubicCurve2D}
* @param y1 the Y coordinate for the start point of the resulting {@code CubicCurve2D}
* @param ctrlx1 the X coordinate for the first control point of the resulting {@code
* CubicCurve2D}
* @param ctrly1 the Y coordinate for the first control point of the resulting {@code
* CubicCurve2D}
* @param ctrlx2 the X coordinate for the second control point of the resulting {@code
* CubicCurve2D}
* @param ctrly2 the Y coordinate for the second control point of the resulting {@code
* CubicCurve2D}
* @param x2 the X coordinate for the end point of the resulting {@code CubicCurve2D}
* @param y2 the Y coordinate for the end point of the resulting {@code CubicCurve2D}
* @since 1.2
*/
public Double(
double x1,
double y1,
double ctrlx1,
double ctrly1,
double ctrlx2,
double ctrly2,
double x2,
double y2) {
setCurve(x1, y1, ctrlx1, ctrly1, ctrlx2, ctrly2, x2, y2);
}
@Override
public void updateObj() {
int oldS = sPage;
int oldE = ePage;
sPage = startState.getPage();
myPage = sPage;
ePage = endState.getPage();
if (oldS != sPage && oldS != oldE) {
for (int i = 0; i < attrib.size(); i++) {
ObjAttribute obj = attrib.get(i);
if (obj.getPage() == oldS) obj.setPage(sPage);
}
}
if (oldE != ePage && oldS != oldE) {
for (int i = 0; i < attrib.size(); i++) {
ObjAttribute obj = attrib.get(i);
if (obj.getPage() == oldE) obj.setPage(ePage);
}
}
if (sPage != ePage && oldS == oldE) {
for (int i = 0; i < attrib.size(); i++) {
ObjAttribute obj = attrib.get(i);
obj.setPage(sPage);
}
}
if ((startState.getSelectStatus() != SelectOptions.TXT
&& startState.getSelectStatus() != SelectOptions.NONE)
|| (endState.getSelectStatus() != SelectOptions.TXT
&& endState.getSelectStatus() != SelectOptions.NONE)) {
if (oldS != oldE && sPage == ePage) setEndPts();
else moveEndPts();
curve.setCurve(
startPt.getX(),
startPt.getY(),
startCtrlPt.getX(),
startCtrlPt.getY(),
endCtrlPt.getX(),
endCtrlPt.getY(),
endPt.getX(),
endPt.getY());
}
}
public Point2D getFrontierIntersection(Shape shape, Rectangle2D... notIn) {
final List<CubicCurve2D.Double> all = new ArrayList<CubicCurve2D.Double>(beziers);
for (int i = 0; i < 8; i++) {
for (CubicCurve2D.Double immutable : all) {
if (contains(immutable, notIn)) {
continue;
}
final CubicCurve2D.Double bez = new CubicCurve2D.Double();
bez.setCurve(immutable);
if (BezierUtils.isCutting(bez, shape)) {
while (BezierUtils.dist(bez) > 1.0) {
BezierUtils.shorten(bez, shape);
}
final Point2D.Double result =
new Point2D.Double((bez.x1 + bez.x2) / 2, (bez.y1 + bez.y2) / 2);
if (contains(result, notIn) == false) {
return result;
}
}
}
cutAllCubic(all);
}
throw new IllegalArgumentException("shape=" + shape);
}
@Override
public void adjustShapeOrPosition(int x, int y) {
if (selectStatus == SelectOptions.START) {
Point currPt = new Point(x, y);
double temp;
double max = 1000000;
for (int i = 0; i < 36; i++) {
temp = currPt.distanceSq(startBorderPts.get(i));
if (temp < max) {
startStateIndex = i;
max = temp;
}
}
startPt.setLocation(
startBorderPts.get(startStateIndex).getX(), startBorderPts.get(startStateIndex).getY());
if (stub) {
angle = getAngle(startPt, startState.getRealCenter(myPage));
pageS.setLocation(
new Point(
(int) (startPt.getX() + len * Math.cos(angle)),
(int) (startPt.getY() - len * Math.sin(angle))));
}
}
if (selectStatus == SelectOptions.STARTCTRL) startCtrlPt.setLocation(x, y);
if (selectStatus == SelectOptions.ENDCTRL) endCtrlPt.setLocation(x, y);
if (selectStatus == SelectOptions.END) {
Point currPt = new Point(x, y);
double temp;
double max = 1000000;
for (int i = 0; i < 36; i++) {
temp = currPt.distanceSq(endBorderPts.get(i));
if (temp < max) {
endStateIndex = i;
max = temp;
}
}
endPt.setLocation(
endBorderPts.get(endStateIndex).getX(), endBorderPts.get(endStateIndex).getY());
}
if (selectStatus == SelectOptions.PAGES) {
pageS.setLocation(pageS.getX() + x - xTemp, pageS.getY() + y - yTemp);
xTemp = x;
yTemp = y;
if (stub) {
angle = getAngle(pageS, startState.getRealCenter(myPage));
int index = 36 - (int) Math.round((angle / (Math.PI * 2)) * 36);
if (index > 35) index -= 36;
startStateIndex = index;
startPt = startBorderPts.get(index);
len = (int) startPt.distance(pageS);
}
}
if (selectStatus == SelectOptions.PAGESC) pageSC.setLocation(x, y);
if (selectStatus == SelectOptions.PAGEEC) pageEC.setLocation(x, y);
if (selectStatus == SelectOptions.PAGEE) {
pageE.setLocation(pageE.getX() + x - xTemp, pageE.getY() + y - yTemp);
xTemp = x;
yTemp = y;
}
if (selectStatus == SelectOptions.TXT) {
if (attrib != null) {
for (int i = 0; i < attrib.size(); i++) {
ObjAttribute s = attrib.get(i);
if (s.getSelectStatus() != 0) {
s.adjustShapeOrPosition(x, y);
break;
}
}
}
}
if (startState.getPage() == endState.getPage())
curve.setCurve(
startPt.getX(),
startPt.getY(),
startCtrlPt.getX(),
startCtrlPt.getY(),
endCtrlPt.getX(),
endCtrlPt.getY(),
endPt.getX(),
endPt.getY());
if (selectStatus != SelectOptions.ALL) modified = true;
}
@Override
public void paintComponent(Graphics g) {
// check if something needs to be painted at all
if (ready) {
sPage = startState.getPage();
myPage = sPage;
ePage = endState.getPage();
}
// check if anything needs to be drawn
if (ready && (sPage == currPage || ePage == currPage)) {
Graphics2D g2D = (Graphics2D) g;
g2D.setColor(color);
// draw arrow head for non-stub transitions
if (currPage == ePage && !stub) {
// find angle between end point and end control point
int dx = (int) endCtrlPt.getX() - (int) endPt.getX();
int dy = (int) endCtrlPt.getY() - (int) endPt.getY();
double alpha = 0;
if (dx == 0) {
if (dy <= 0) alpha = Math.PI / 2;
else alpha = 3 * Math.PI / 2;
} else if (dx > 0 && dy > 0) alpha = 2 * Math.PI - Math.atan((double) dy / dx);
else if (dx > 0 && dy <= 0) {
if (dy == 0) alpha = 0;
else alpha = -Math.atan((double) dy / (dx));
} else if (dx < 0) alpha = Math.PI - Math.atan((double) dy / dx);
double adj = Math.PI / 6;
int[] xP = {
(int) endPt.getX(),
(int) endPt.getX() + (int) (13 * Math.cos(alpha + adj)),
(int) endPt.getX() + (int) (13 * Math.cos(alpha - adj))
};
int[] yP = {
(int) endPt.getY(),
(int) endPt.getY() - (int) (13 * Math.sin(alpha + adj)),
(int) endPt.getY() - (int) (13 * Math.sin(alpha - adj))
};
g2D.drawPolygon(xP, yP, 3);
g2D.fillPolygon(xP, yP, 3);
}
// draw stub
if (currPage == sPage && stub) {
g2D.drawLine(
(int) startPt.getX(), (int) startPt.getY(), (int) pageS.getX(), (int) pageS.getY());
int x = (int) pageS.getX();
int y = (int) pageS.getY();
double cos = Math.cos(angle);
double sin = Math.sin(angle);
g2D.drawLine(
x - (int) Math.round(6 * sin + 7 * cos), y - (int) Math.round(6 * cos - 7 * sin), x, y);
g2D.drawLine(
x, y, x + (int) Math.round(6 * sin - 7 * cos), y + (int) Math.round(6 * cos + 7 * sin));
FontMetrics fm = g2D.getFontMetrics();
int width = fm.stringWidth(endState.getName());
int height = fm.getHeight();
g2D.drawString(
endState.getName(),
(int) (pageS.getX() + (12 + width / 2) * Math.cos(angle) - width / 2),
(int) (pageS.getY() - 12 * Math.sin(angle) + height / 3));
// draw control points if needed
if (selectStatus != SelectOptions.NONE) {
g2D.setColor(Color.red);
g2D.fillRect((int) startPt.getX() - 3, (int) startPt.getY() - 3, 7, 7);
g2D.fillRect((int) pageS.getX() - 3, (int) pageS.getY() - 3, 7, 7);
g2D.setColor(color);
}
}
// draw normal transition
if (sPage == ePage && !stub) {
g2D.draw(curve);
// draw control points
if (selectStatus != SelectOptions.NONE) {
g2D.setColor(Color.red);
g2D.fillRect((int) startPt.getX() - 3, (int) startPt.getY() - 3, 7, 7);
g2D.fillRect((int) endPt.getX() - 3, (int) endPt.getY() - 3, 7, 7);
g2D.fillRect((int) startCtrlPt.getX() - 3, (int) startCtrlPt.getY() - 3, 7, 7);
g2D.fillRect((int) endCtrlPt.getX() - 3, (int) endCtrlPt.getY() - 3, 7, 7);
g2D.drawLine(
(int) startPt.getX(),
(int) startPt.getY(),
(int) startCtrlPt.getX(),
(int) startCtrlPt.getY());
g2D.drawLine(
(int) endPt.getX(),
(int) endPt.getY(),
(int) endCtrlPt.getX(),
(int) endCtrlPt.getY());
g2D.setColor(color);
}
}
// draw page connector
if (sPage != ePage && !stub) {
// if one start page
if (sPage == currPage) {
curve.setCurve(
startPt.getX(),
startPt.getY(),
startCtrlPt.getX(),
startCtrlPt.getY(),
pageSC.getX(),
pageSC.getY(),
pageS.getX(),
pageS.getY());
int x = (int) pageS.getX();
int y = (int) pageS.getY();
g2D.drawLine(x, y, x, y + 10);
g2D.drawLine(x, y + 10, x + 30, y + 10);
g2D.drawLine(x + 30, y + 10, x + 40, y);
g2D.drawLine(x + 40, y, x + 30, y - 10);
g2D.drawLine(x + 30, y - 10, x, y - 10);
g2D.drawLine(x, y - 10, x, y);
FontMetrics fm = g2D.getFontMetrics();
String pageName = drawArea.getPageName(endState.getPage());
String text = endState.getName() + " (" + pageName + ")";
int tW = fm.stringWidth(text);
if (tW > 40) g2D.drawString(text, x + 40 - tW, y + 25);
else g2D.drawString(text, x, y + 25);
// draw control points if needed
if (selectStatus != SelectOptions.NONE) {
g2D.setColor(Color.red);
g2D.fillRect((int) startPt.getX() - 3, (int) startPt.getY() - 3, 7, 7);
g2D.fillRect((int) pageS.getX() - 3, (int) pageS.getY() - 3, 7, 7);
g2D.fillRect((int) startCtrlPt.getX() - 3, (int) startCtrlPt.getY() - 3, 7, 7);
g2D.fillRect((int) pageSC.getX() - 3, (int) pageSC.getY() - 3, 7, 7);
g2D.drawLine(
(int) startPt.getX(),
(int) startPt.getY(),
(int) startCtrlPt.getX(),
(int) startCtrlPt.getY());
g2D.drawLine(
(int) pageS.getX(), (int) pageS.getY(), (int) pageSC.getX(), (int) pageSC.getY());
}
g2D.setColor(color);
g2D.draw(curve);
}
// in on end page
else if (ePage == currPage) {
curve.setCurve(
pageE.getX(),
pageE.getY(),
pageEC.getX(),
pageEC.getY(),
endCtrlPt.getX(),
endCtrlPt.getY(),
endPt.getX(),
endPt.getY());
int x = (int) pageE.getX() - 40;
int y = (int) pageE.getY();
g2D.drawLine(x, y, x, y + 10);
g2D.drawLine(x, y + 10, x + 30, y + 10);
g2D.drawLine(x + 30, y + 10, x + 40, y);
g2D.drawLine(x + 40, y, x + 30, y - 10);
g2D.drawLine(x + 30, y - 10, x, y - 10);
g2D.drawLine(x, y - 10, x, y);
g2D.drawString(
startState.getName() + " (" + drawArea.getPageName(startState.getPage()) + ")",
x,
y + 25);
// control points if needed
if (selectStatus != SelectOptions.NONE) {
g2D.setColor(Color.red);
g2D.fillRect((int) endPt.getX() - 3, (int) endPt.getY() - 3, 7, 7);
g2D.fillRect((int) pageE.getX() - 3, (int) pageE.getY() - 3, 7, 7);
g2D.fillRect((int) endCtrlPt.getX() - 3, (int) endCtrlPt.getY() - 3, 7, 7);
g2D.fillRect((int) pageEC.getX() - 3, (int) pageEC.getY() - 3, 7, 7);
g2D.drawLine(
(int) endPt.getX(),
(int) endPt.getY(),
(int) endCtrlPt.getX(),
(int) endCtrlPt.getY());
g2D.drawLine(
(int) pageE.getX(), (int) pageE.getY(), (int) pageEC.getX(), (int) pageEC.getY());
}
g2D.setColor(color);
g2D.draw(curve);
}
}
}
}