309 lines
10 KiB
Java
309 lines
10 KiB
Java
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/*
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Copyright 2006 Rene Grothmann, modified by Eric Hakenholz
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This file is part of C.a.R. software.
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C.a.R. is a free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, version 3 of the License.
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C.a.R. is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package rene.zirkel.constructors;
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// file: PointConstructor.java
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import java.util.ArrayList;
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import java.util.Enumeration;
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import eric.JSelectPopup;
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import eric.GUI.palette.PaletteManager;
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import eric.bar.JPropertiesBar;
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import java.awt.event.MouseEvent;
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import rene.gui.Global;
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import rene.util.xml.XmlTag;
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import rene.util.xml.XmlTree;
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import rene.gui.Global;
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import rene.zirkel.ZirkelCanvas;
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import rene.zirkel.construction.Construction;
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import rene.zirkel.construction.ConstructionException;
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import rene.zirkel.expression.Expression;
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import rene.zirkel.objects.AreaObject;
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import rene.zirkel.objects.ConstructionObject;
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import rene.zirkel.objects.PointObject;
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import rene.zirkel.objects.PointonObject;
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import rene.zirkel.objects.PrimitiveCircleObject;
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import rene.zirkel.objects.PrimitiveLineObject;
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public class PointConstructor extends ObjectConstructor {
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// boolean Fix;
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PointObject P;
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boolean ShowsValue, ShowsName;
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boolean ShiftDown=false;
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@Override
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public void mousePressed(final MouseEvent e, final ZirkelCanvas zc) {
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ShiftDown=e.isShiftDown();
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final PointObject o=zc.selectCreatePoint(e.getX(), e.getY(), false,
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true, e.isAltDown());
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setConstructionObject(o, zc);
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}
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@Override
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public void setConstructionObject(ConstructionObject obj, ZirkelCanvas zc) {
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Dragging=false;
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// Il y a eu ambiguité et la méthode est forcément appelée par le
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// popupmenu de sélection :
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if ((JSelectPopup.isCallerObject())&&(obj instanceof PointonObject)) {
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int x=JSelectPopup.getMouseX();
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int y=JSelectPopup.getMouseY();
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PointObject o=new PointObject(zc.getConstruction(), zc.x(x), zc.y(y), obj);
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o.setUseAlpha(true);
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zc.addObject(o);
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zc.validate();
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o.setDefaults();
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zc.repaint();
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o.edit(zc, false, false);
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} else if (obj instanceof PointObject) {
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PointObject o=(PointObject) obj;
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if (o.isPointOn()) // create a point on an object
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{
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if (ShiftDown&&zc.isNewPoint()) {
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o.setUseAlpha(true);
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}
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} else if (o.moveable()&&zc.isNewPoint()&&!zc.getAxis_show()) {
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P=o;
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ShowsValue=P.showValue();
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ShowsName=P.showName();
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Dragging=true;
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zc.repaint();
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} else if (o.moveable()&&zc.isNewPoint()&&zc.getAxis_show()&&ShiftDown) {
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P=o;
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try {
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P.setFixed(""+P.round(P.getX(), ZirkelCanvas.LengthsFactor),
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""+P.round(P.getY(), ZirkelCanvas.LengthsFactor));
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P.edit(zc, true, true);
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P.validate();
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} catch (final Exception ex) {
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}
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} else if (ShiftDown&&!zc.isNewPoint()) {
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final PointObject p=new PointObject(zc.getConstruction(), o.getX(), o.getY());
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zc.addObject(p);
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p.setFixed(true);
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}
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}
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}
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@Override
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public void mouseDragged(final MouseEvent e, final ZirkelCanvas zc) {
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if (!Dragging) {
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return;
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}
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if (Global.getParameter("options.movename", false)) {
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P.setShowValue(true);
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P.setShowName(true);
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}
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P.move(zc.x(e.getX()), zc.y(e.getY()));
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zc.repaint();
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}
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@Override
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public void mouseReleased(final MouseEvent e, final ZirkelCanvas zc) {
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if (!Dragging) {
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return;
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}
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Dragging=false;
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P.setShowValue(ShowsValue);
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P.setShowName(ShowsName);
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P.updateText();
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zc.repaint();
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if (ShiftDown) {
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try {
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P.setFixed(""+P.round(P.getX(), ZirkelCanvas.LengthsFactor),
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""+P.round(P.getY(), ZirkelCanvas.LengthsFactor));
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JPropertiesBar.EditObject(P);
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P.validate();
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} catch (final Exception ex) {
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}
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}
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}
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@Override
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public void showStatus(final ZirkelCanvas zc) {
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zc.showStatus(Global.name("message.point", "Point: Set a point!"));
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}
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@Override
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public boolean construct(final XmlTree tree, final Construction c)
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throws ConstructionException {
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if (!testTree(tree, "Point")) {
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return false;
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}
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final XmlTag tag=tree.getTag();
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if (!tag.hasParam("x")||!tag.hasParam("y")) {
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throw new ConstructionException("Point coordinates missing!");
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}
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double x=0, y=0;
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double x3D=0, y3D=0, z3D=0;
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try {
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if (tag.hasParam("actx")) {
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x=new Double(tag.getValue("actx")).doubleValue();
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// System.out.println(x);
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}
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if (tag.hasParam("acty")) {
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y=new Double(tag.getValue("acty")).doubleValue();
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}
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} catch (final Exception e) {
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}
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final PointObject p=new PointObject(c, x, y);
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try {
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x=new Expression(tag.getValue("x"), c, p).getValue();
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y=new Expression(tag.getValue("y"), c, p).getValue();
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p.move(x, y);
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} catch (final Exception e) {
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}
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if (tag.hasParam("is3D")) {
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p.setIs3D(true);
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try {
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x3D=new Expression(tag.getValue("x3D"), c, p).getValue();
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y3D=new Expression(tag.getValue("y3D"), c, p).getValue();
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z3D=new Expression(tag.getValue("z3D"), c, p).getValue();
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p.move3D(x3D, y3D, z3D);
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} catch (final Exception e) {
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}
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}
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setType(tag, p);
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setName(tag, p);
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set(tree, p);
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c.add(p);
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setConditionals(tree, c, p);
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if (tag.hasParam("fixed")) {
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p.setFixed(tag.getValue("x"), tag.getValue("y"));
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}
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if (tag.hasParam("fixed3D")) {
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p.setFixed(tag.getValue("x3D"), tag.getValue("y3D"), tag.getValue("z3D"));
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}
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if (tag.hasParam("increment")) {
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try {
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p.setIncrement(new Double(tag.getValue("increment")).doubleValue());
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} catch (final Exception e) {
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}
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}
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if (tag.hasParam("magnetobjs")) {
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// must manage the magnet list after the whole construction is
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// loaded (see zc.load)
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c.magnet.add(p);
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c.magnet.add(tag.getValue("magnetobjs"));
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p.setMagnetRayExp(tag.getValue("magnetd"));
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}
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return true;
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}
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static public void setType(final XmlTag tag, final PointObject p) {
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if (tag.hasParam("shape")) {
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final String s=tag.getValue("shape");
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if (s.equals("square")) {
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p.setType(0);
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}
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if (s.equals("diamond")) {
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p.setType(1);
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}
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if (s.equals("circle")) {
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p.setType(2);
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}
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if (s.equals("dot")) {
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p.setType(3);
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}
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if (s.equals("cross")) {
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p.setType(4);
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}
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if (s.equals("dcross")) {
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p.setType(5);
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}
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}
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}
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@Override
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public String getTag() {
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return "Point";
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}
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@Override
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public void construct(final Construction c, final String name,
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final String params[], final int nparams)
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throws ConstructionException {
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if (nparams==0) {
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final PointObject p=new PointObject(c, c.getX()+(Math.random()-0.5)*c.getW(), c.getY()+(Math.random()-0.5)*c.getW());
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if (!name.equals("")) {
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p.setNameCheck(name);
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}
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c.add(p);
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p.setDefaults();
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return;
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}
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if (nparams==1) {
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final ConstructionObject o=c.find(params[0]);
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if (o==null) {
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throw new ConstructionException(Global.name("exception.notfound")+" "+params[0]);
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}
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if (!(o instanceof PrimitiveLineObject)&&!(o instanceof PrimitiveCircleObject)) {
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throw new ConstructionException(Global.name("exception.type")+" "+params[0]);
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}
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final PointObject p=new PointObject(c, c.getX()+(Math.random()-0.5)*c.getW(), c.getY()+(Math.random()-0.5)*c.getW(), o);
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if (!name.equals("")) {
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p.setNameCheck(name);
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}
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c.add(p);
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p.setDefaults();
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return;
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}
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if (nparams!=2) {
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throw new ConstructionException(Global.name("exception.nparams"));
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}
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final Expression e1=new Expression(params[0], c, null);
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final Expression e2=new Expression(params[1], c, null);
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if (!e1.isValid()||!e2.isValid()) {
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throw new ConstructionException(Global.name("exception.expression"));
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}
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final PointObject p=new PointObject(c, 0, 0);
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try {
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final double x=new Double(params[0]).doubleValue();
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final double y=new Double(params[1]).doubleValue();
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p.move(x, y);
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} catch (final Exception e) {
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p.setFixed(params[0], params[1]);
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}
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c.add(p);
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p.validate();
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p.setDefaults();
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if (!name.equals("")) {
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p.setNameCheck(name);
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}
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}
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@Override
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public void reset(final ZirkelCanvas zc) {
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super.reset(zc);
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zc.setPrompt(Global.name("prompt.point"));
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}
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}
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