package org.xmind.ui.internal.branch;
import java.util.List;
import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.PositionConstants;
import org.eclipse.draw2d.geometry.Dimension;
import org.eclipse.draw2d.geometry.Insets;
import org.eclipse.draw2d.geometry.Point;
import org.eclipse.draw2d.geometry.Rectangle;
import org.xmind.gef.GEF;
import org.xmind.gef.draw2d.IReferencedFigure;
import org.xmind.gef.draw2d.ReferencedLayoutData;
import org.xmind.gef.draw2d.geometry.ITransformer;
import org.xmind.gef.draw2d.geometry.VerticalFlipper;
import org.xmind.gef.part.IPart;
import org.xmind.ui.branch.AbstractBranchStructure;
import org.xmind.ui.branch.BoundaryLayoutHelper;
import org.xmind.ui.branch.IInsertion;
import org.xmind.ui.branch.Insertion;
import org.xmind.ui.mindmap.IBranchPart;
import org.xmind.ui.mindmap.IBranchRangePart;
import org.xmind.ui.mindmap.IInfoPart;
import org.xmind.ui.mindmap.IPlusMinusPart;
import org.xmind.ui.mindmap.ISummaryPart;
import org.xmind.ui.mindmap.ITopicPart;
import org.xmind.ui.mindmap.MindMapUI;
import org.xmind.ui.tools.ParentSearchKey;
public class TimelineHorizontalHeadStructure extends AbstractBranchStructure {
private ITransformer t = new VerticalFlipper();
protected void addExtraSpaces(IBranchPart branch,
ReferencedLayoutData data) {
super.addExtraSpaces(branch, data);
}
protected void doFillPlusMinus(IBranchPart branch, IPlusMinusPart plusMinus,
LayoutInfo info) {
Point ref = info.getReference();
int y = ref.y;
Rectangle topicBounds = info.getCheckedClientArea();
int x = topicBounds.right();
IFigure pmFigure = plusMinus.getFigure();
Dimension size = pmFigure.getPreferredSize();
Rectangle r = new Rectangle(x, y - size.height / 2, size.width,
size.height);
info.put(pmFigure, r);
}
protected void doFillSubBranches(IBranchPart branch,
List<IBranchPart> subBranches, LayoutInfo info) {
int majorSpacing = getMajorSpacing(branch);
int minorSpacing = getMinorSpacing(branch);
Point ref = info.getReference();
t.setOrigin(ref);
Rectangle refBounds = info.getCheckedClientArea();
refBounds = t.tr(refBounds);
int y = ref.y;
int x = refBounds.right() + majorSpacing;
int num = subBranches.size();
IInsertion insertion = getCurrentInsertion(branch);
BoundaryLayoutHelper helper = getBoundaryLayoutHelper(branch);
TimelineHorizontalData thd = getCastedData(branch);
int xUpBefore = x;
int xDownBefore = x;
int xUp = x;
int xDown = x;
for (int i = 0; i < num; i++) {
t.setEnabled(thd.isUpwardBranch(i));
if (thd.isUpwardBranch(i)) {
x = xUp > xDownBefore + majorSpacing ? xUp
: xDownBefore + majorSpacing;
} else {
x = xDown > xUpBefore + majorSpacing ? xDown
: xUpBefore + majorSpacing;
}
if (insertion != null && i == insertion.getIndex()) {
Rectangle r = insertion.createRectangle(x,
y - insertion.getSize().height / 2);
info.add(t.rr(r));
x += r.width + majorSpacing;
}
IBranchPart subBranch = subBranches.get(i);
IFigure subBranchFigure = subBranch.getFigure();
Insets ins = helper.getInsets(subBranch);
Dimension size = subBranchFigure.getPreferredSize();
IFigure topicFigure = subBranch.getTopicPart().getFigure();
Dimension topicSize = topicFigure.getSize();
int infoHeight = 0;
IInfoPart infoPart = subBranch.getInfoPart();
if (infoPart != null) {
infoHeight = infoPart.getFigure().getSize().height;
}
int dy = topicSize.height == 0 ? size.height / 2
: thd.isUpwardBranch(i) ? topicSize.height / 2 + infoHeight
: topicSize.height / 2;
Rectangle r = new Rectangle(x + ins.left, y - dy, size.width,
size.height);
info.put(subBranchFigure, t.rr(r));
if (thd.isUpwardBranch(i)) {
xUpBefore = x + topicFigure.getPreferredSize().width
+ majorSpacing;
xUp = x + size.width + ins.getWidth() + minorSpacing;
} else {
xDownBefore = x + topicFigure.getPreferredSize().width
+ majorSpacing;
xDown = x + size.width + ins.getWidth() + minorSpacing;
}
}
if (insertion != null && num == insertion.getIndex()) {
Dimension insSize = insertion.getSize();
if (insSize != null) {
Rectangle r = new Rectangle(x, y - insSize.height / 2,
insSize.width, insSize.height);
info.add(t.rr(r));
}
}
}
@Override
protected Object createStructureData(IBranchPart branch) {
return new TimelineHorizontalData(branch);
}
@Override
protected boolean isValidStructureData(IBranchPart branch, Object data) {
return super.isValidStructureData(branch, data)
&& (data instanceof TimelineHorizontalData);
}
private TimelineHorizontalData getCastedData(IBranchPart branch) {
return (TimelineHorizontalData) super.getStructureData(branch);
}
public IPart calcChildNavigation(IBranchPart branch,
IBranchPart sourceChild, String navReqType, boolean sequential) {
if (GEF.REQ_NAV_LEFT.equals(navReqType)) {
return getSubTopicPart(branch, sourceChild.getBranchIndex() - 1);
} else if (GEF.REQ_NAV_RIGHT.equals(navReqType)) {
return getSubTopicPart(branch, sourceChild.getBranchIndex() + 1);
} else if (!sequential) {
if (getCastedData(branch)
.isUpwardBranch(sourceChild.getBranchIndex())) {
if (GEF.REQ_NAV_UP.equals(navReqType)) {
return branch.getTopicPart();
}
} else {
if (GEF.REQ_NAV_DOWN.equals(navReqType)) {
return branch.getTopicPart();
}
}
}
return super.calcChildNavigation(branch, sourceChild, navReqType,
sequential);
}
@Override
public IPart calcNavigation(IBranchPart branch, String navReqType) {
if (!branch.getSubBranches().isEmpty()) {
if (GEF.REQ_NAV_RIGHT.equals(navReqType))
return getSubTopicPart(branch, 0);
}
return super.calcNavigation(branch, navReqType);
}
public int calcChildDistance(IBranchPart branch, ParentSearchKey key) {
IReferencedFigure topicFigure = (IReferencedFigure) branch
.getTopicPart().getFigure();
Point ref = topicFigure.getReference();
t.setOrigin(ref);
Point childRef = t.tp(getChildRef(branch, ref, key));
Rectangle topicBounds = t.tr(topicFigure.getBounds());
List<IBranchPart> subBranches = branch.getSubBranches();
int totalWidth = 0;
if (!subBranches.isEmpty()) {
int fx = subBranches.get(0).getFigure().getBounds().x;
int lx = subBranches.get(subBranches.size() - 1).getFigure()
.getBounds().right();
int slx = 0;
if (subBranches.size() > 1)
slx = subBranches.get(subBranches.size() - 2).getFigure()
.getBounds().right();
totalWidth = lx > slx ? lx - fx : slx - lx;
}
int dy = childRef.y - topicBounds.bottom();
int dx = childRef.x - topicBounds.right();
if (childRef.y >= topicBounds.y - MindMapUI.SEARCH_RANGE / 2
&& childRef.y < topicBounds.bottom()
+ MindMapUI.SEARCH_RANGE / 2) {
if (dx > 0 && dx < totalWidth + MindMapUI.SEARCH_RANGE) {
return dx;
}
int d = dx * dx + dy * dy;
return d;
}
return super.calcChildDistance(branch, key);
}
protected int calcInsIndex(IBranchPart branch, ParentSearchKey key,
boolean withDisabled) {
if (branch.getSubBranches().isEmpty() || branch.isFolded())
return withDisabled ? 0 : -1;
ITopicPart topic = branch.getTopicPart();
if (topic == null)
return withDisabled ? 0 : -1;
IFigure topicFigure = topic.getFigure();
Point ref = ((IReferencedFigure) topicFigure).getReference();
t.setOrigin(ref);
Point childRef = t.tp(getChildRef(branch, ref, key));
List<IBranchPart> subBranches = branch.getSubBranches();
int x = childRef.x - ref.x;
int ret = 0;
for (IBranchPart sub : subBranches) {
IFigure tf = sub.getTopicPart().getFigure();
Point tr = ((IReferencedFigure) tf).getReference();
int d = tr.x - ref.x;
if (x < d)
return ret;
ret++;
}
return withDisabled ? subBranches.size() : -1;
}
private Dimension calcInsSize(IBranchPart branch, ParentSearchKey key) {
return key.getFigure().getSize().scale(0.8);
}
public int getSourceOrientation(IBranchPart branch) {
return PositionConstants.EAST;
}
public int getChildTargetOrientation(IBranchPart branch,
IBranchPart subBranch) {
return PositionConstants.WEST;
}
public IInsertion calcInsertion(IBranchPart branch, ParentSearchKey key) {
return new Insertion(branch, calcInsIndex(branch, key, true),
calcInsSize(branch, key));
}
public int getRangeGrowthDirection(IBranchPart branch,
IBranchRangePart range) {
return PositionConstants.EAST;
}
public int getSummaryDirection(IBranchPart branch, ISummaryPart summary) {
List<IBranchPart> enclosingBranches = summary.getEnclosingBranches();
if (!enclosingBranches.isEmpty()) {
IBranchPart sub = enclosingBranches.get(0);
if (getCastedData(branch).isUpwardBranch(sub.getBranchIndex()))
return PositionConstants.NORTH;
return PositionConstants.SOUTH;
}
return PositionConstants.NORTH;
}
public int getQuickMoveOffset(IBranchPart branch, IBranchPart child,
int direction) {
if (direction == PositionConstants.EAST)
return 1;
if (direction == PositionConstants.WEST)
return -1;
return super.getQuickMoveOffset(branch, child, direction);
}
protected Point calcInsertPosition(IBranchPart branch, IBranchPart child,
ParentSearchKey key) {
List<IBranchPart> subBranches = branch.getSubBranches();
if (subBranches.isEmpty())
return calcFirstChildPosition(branch, key);
int majorSpacing = getMajorSpacing(branch);
int index = calcInsIndex(branch, key, true);
Dimension insSize = key.getFigure().getSize();
int y = getFigureLocation(branch.getFigure()).y;
if (index < 2 && index != subBranches.size()) {
IBranchPart sub = subBranches.get(index);
Rectangle bounds = sub.getFigure().getBounds();
int x = bounds.x - majorSpacing - insSize.width / 2;
return new Point(x, y);
}
if (index == subBranches.size()) {
IBranchPart sub = subBranches.get(subBranches.size() - 1);
Rectangle bounds = sub.getTopicPart().getFigure().getBounds();
int x = bounds.right() + majorSpacing + insSize.width / 2;
return new Point(x, y);
}
return calcInventPosition(subBranches.get(index - 1),
subBranches.get(index - 2), key, true);
}
protected Point calcMovePosition(IBranchPart branch, IBranchPart child,
ParentSearchKey key) {
List<IBranchPart> subBranches = branch.getSubBranches();
List<Integer> disables = getDisableBranches(branch);
int index = calcInsIndex(branch, key, true);
int oldIndex = getOldIndex(branch, child);
if (disables != null) {
if (disables.contains(index - 1)) {
index--;
oldIndex = index;
} else if (disables.contains(index)) {
oldIndex = index;
}
}
if (index == oldIndex) {
IBranchPart sub = subBranches.get(index);
return getFigureLocation(sub.getFigure()).getTranslated(0, 0);
}
return calcInsertPosition(branch, child, key);
}
protected Point calcFirstChildPosition(IBranchPart branch,
ParentSearchKey key) {
Point loc = getFigureLocation(branch.getFigure());
return loc.getTranslated(branch.getFigure().getPreferredSize().width
+ getMajorSpacing(branch), 0);
}
protected Point calcInventPosition(IBranchPart orientation,
IBranchPart assist, ParentSearchKey key, boolean isRightOrUp) {
Dimension insSize = key.getFigure().getSize();
int minorSpacing = getMinorSpacing(orientation.getParentBranch());
int majorSpacing = getMajorSpacing(orientation.getParentBranch());
int x1 = assist.getFigure().getBounds().right() + minorSpacing;
int x2 = orientation.getTopicPart().getFigure().getBounds().right()
+ majorSpacing;
return new Point(
x1 > x2 ? x1 + insSize.width / 2 : x2 + insSize.width / 2,
getFigureLocation(orientation.getFigure()).y);
}
public boolean isChildUpwards(IBranchPart branch, IBranchPart child) {
return getCastedData(branch).isUpwardBranch(child.getBranchIndex());
}
}
