/**
* Copyright 2004-2016 Riccardo Solmi. All rights reserved.
* This file is part of the Whole Platform.
*
* The Whole Platform is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Whole Platform is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
*/
package org.whole.lang.frames.ui.figures;
import org.eclipse.draw2d.ColorConstants;
import org.eclipse.draw2d.Graphics;
import org.eclipse.draw2d.IFigure;
import org.eclipse.draw2d.geometry.Dimension;
import org.eclipse.draw2d.geometry.Rectangle;
import org.whole.lang.ui.WholeImages;
import org.whole.lang.ui.figures.ContentPaneFigure;
import org.whole.lang.ui.figures.EntityFigure;
import org.whole.lang.ui.figures.EntityToggle;
import org.whole.lang.ui.figures.IEntityFigure;
import org.whole.lang.ui.layout.Alignment;
import org.whole.lang.ui.layout.ITabularLayoutClient;
import org.whole.lang.ui.layout.ITabularLayoutServer;
import org.whole.lang.ui.layout.RowLayout;
/**
* @author Riccardo Solmi
*/
public class ConditionPointFigure extends ContentPaneFigure implements ITabularLayoutClient {
protected EntityFigure headerFigure;
protected boolean showActive = true;
public ConditionPointFigure() {
super(new RowLayout() {
@Override
protected boolean calculateChildrenSize(int wHint, int hHint, boolean preferred) {
boolean result = super.calculateChildrenSize(wHint, hHint, preferred);
if (childFigure[0].isVisible()) {
int figHeight = figAscent+figDescent;
figAscent = ascent(0);
figDescent = figHeight - figAscent;
}
return result;
};
}.withMinorAlignment(Alignment.LEADING).withSpacing(1));
initContentPanes(2);
headerFigure = new EntityFigure(new RowLayout() {
@Override
protected boolean calculateChildrenSize(int wHint, int hHint, boolean preferred) {
boolean result = super.calculateChildrenSize(wHint, hHint, preferred);
int figHeight = figAscent+figDescent;
figAscent = ascent(0);
figDescent = figHeight - figAscent;
return result;
};
}.withMinorAlignment(Alignment.LEADING).withSpacing(2).withMarginTop(2).withMarginBottom(2).withMarginRight(2));
headerFigure.add(createFoldingToggle(new EntityToggle(WholeImages.ARROW_COLLAPSE, WholeImages.ARROW_EXPAND), 2, 0, 1));
headerFigure.add(createContentPane(0));
add(createContentPane(1));
add(headerFigure);
clickFoldingToggle(0);
}
@Override
protected void toggleVisibility(int paneIndex) {
if (paneIndex == 2) {
IFigure contentPane0 = getContentPane(0);
boolean isVisible0 = !contentPane0.isVisible();
contentPane0.setVisible(isVisible0);
getContentPane(1).setVisible(showActive ? true : isVisible0);
} else
super.toggleVisibility(paneIndex);
}
public void showActive(boolean value) {
if (showActive != value) {
showActive = value;
getContentPane(1).setVisible(showActive ? true : getContentPane(0).isVisible());
revalidate();
repaint();
}
}
public void paintFigure(Graphics g) {
super.paintFigure(g);
Rectangle hr = headerFigure.getBounds();
g.setForegroundColor(ColorConstants.orange);
g.setBackgroundColor(ColorConstants.orange);
int oldAlpha = g.getAlpha();
g.setAlpha(100);
g.fillRoundRectangle(hr, 4, 6);
g.setAlpha(oldAlpha);
if (getContentPane(1).isVisible()) {
Rectangle cr = getContentPane(1).getBounds();
if (showActive)
g.drawLine(hr.x, hr.y, hr.x, hr.y+Math.max(hr.height, cr.height));
else {
g.setAlpha(40);
g.fillRectangle(cr);
g.setAlpha(oldAlpha);
g.drawRectangle(cr.x, cr.y, cr.width-1, cr.height-1);
}
}
}
public ITabularLayoutServer getTabularLayoutServer() {
return getParent() instanceof IEntityFigure ? ((IEntityFigure) getParent()).getTabularLayoutServer() : null;
}
public ITabularLayoutClient getTabularLayoutClient() {
return this;
}
public int getStartingCellIndex() {
return getContentPane(1).isVisible() ? ((IEntityFigure) getContentPane(1)).getTabularLayoutClient().getStartingCellIndex() : 0;
}
public void setStartingCellIndex(int cellIndex) {
if (getContentPane(1).isVisible())
((IEntityFigure) getContentPane(1)).getTabularLayoutClient().setStartingCellIndex(cellIndex);
}
public int getCells() {
return getContentPane(1).isVisible() ? ((IEntityFigure) getContentPane(1)).getTabularLayoutClient().getCells() : 0;
}
public void invalidateCells() {
invalidateTree();
}
public Dimension getPreferredCellSize(int cellIndex, int wHint, int hHint) {
int childIndex = cellIndex - getStartingCellIndex();
int cells = getCells();
if (childIndex >= cells)
return IEntityFigure.PLACE_HOLDER_DIMENSION;
// else if (childIndex == cells-1)
// return getContentPane(0).getPreferredSize(wHint, hHint);
else
return ((IEntityFigure) getContentPane(1)).getTabularLayoutClient().getPreferredCellSize(childIndex, wHint, hHint);
}
public Rectangle getCellBounds(int cellIndex) {
int childIndex = cellIndex - getStartingCellIndex();
int cells = getCells();
if (childIndex >= cells)
return IEntityFigure.PLACE_HOLDER_BOUNDS;
// else if (childIndex == cells-1)
// return getContentPane(0).getBounds();
else
return ((IEntityFigure) getContentPane(1)).getTabularLayoutClient().getCellBounds(childIndex);
}
public int getCellSpacingBefore(int cellIndex) {
int childIndex = cellIndex - getStartingCellIndex();
int cells = getCells();
if (childIndex > cells)
return 0;
// else if (childIndex == cells)
// return ((IEntityFigure) getContentPane(0)).getTabularLayoutClient().getCellSpacingBefore(1);
// else if (childIndex == cells-1)
// return ((IEntityFigure) getContentPane(0)).getTabularLayoutClient().getCellSpacingBefore(0) +
// ((IEntityFigure) getContentPane(1)).getTabularLayoutClient().getCellSpacingBefore(cells);
else
return ((IEntityFigure) getContentPane(1)).getTabularLayoutClient().getCellSpacingBefore(childIndex);
}
public int getPreferredCellSpacingBefore(int cellIndex) {
int childIndex = cellIndex - getStartingCellIndex();
int cells = getCells();
if (childIndex > cells)
return 0;
else
return ((IEntityFigure) getContentPane(1)).getTabularLayoutClient().getPreferredCellSpacingBefore(childIndex);
}
}