/*
* Copyright 2015 JBoss, by Red Hat, Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.uberfire.ext.wires.core.client.palette;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.PostConstruct;
import javax.inject.Inject;
import com.ait.lienzo.client.core.shape.Layer;
import com.ait.lienzo.client.widget.LienzoPanel;
import com.google.gwt.user.client.ui.Composite;
import org.uberfire.ext.wires.core.api.factories.ShapeFactory;
import org.uberfire.ext.wires.core.api.factories.categories.Category;
import org.uberfire.ext.wires.core.client.canvas.FocusableLienzoPanel;
import org.uberfire.ext.wires.core.client.factories.ShapeFactoryCache;
import org.uberfire.ext.wires.core.client.factories.StringFactoryHelper;
import org.uberfire.ext.wires.core.client.util.ShapeFactoryUtil;
import org.uberfire.ext.wires.core.client.util.ShapesUtils;
public abstract class BaseGroup extends Composite {
private Layer layer;
private LienzoPanel panel;
@Inject
private ShapeFactoryCache factoriesCache;
@Inject
private StencilPaletteBuilder stencilBuilder;
@PostConstruct
public void init() {
panel = new FocusableLienzoPanel(ShapeFactoryUtil.WIDTH_PANEL,
ShapesUtils.calculateHeight(ShapesUtils.getNumberOfShapesInCategory(getCategory(),
factoriesCache.getShapeFactories())));
layer = new Layer();
panel.getScene().add(layer);
initWidget(panel);
drawStencils();
}
public abstract Category getCategory();
protected void drawStencils() {
//Get PaletteShape for each Factory
final Category category = getCategory();
final List<PaletteShape> shapes = new ArrayList<PaletteShape>();
for (ShapeFactory factory : factoriesCache.getShapeFactories()) {
if (factory.getCategory().equals(category)) {
shapes.add(stencilBuilder.build(panel,
new StringFactoryHelper(factory.getShapeDescription()),
factory));
}
}
//Add PaletteShapes to the UI
int shapeCount = 1;
for (PaletteShape shape : shapes) {
shape.setX(PaletteLayoutUtilities.getX(shapeCount));
shape.setY(PaletteLayoutUtilities.getY(shapeCount));
layer.add(shape);
shapeCount++;
}
layer.batch();
}
}