view flys-client/src/main/java/de/intevation/flys/client/client/ui/minfo/BedloadCampaignChart.java @ 4221:480de0dbca8e

Extended location input helper. The locationpicker has now an attribute whether the input is distance or location to display one or two clickable columns. Replaced the record click handler with cell click handler.
author Raimund Renkert <rrenkert@intevation.de>
date Tue, 23 Oct 2012 13:17:20 +0200
parents f84ed73311f2
children
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package de.intevation.flys.client.client.ui.minfo;

import com.google.gwt.core.client.GWT;
import com.google.gwt.json.client.JSONNumber;
import com.google.gwt.json.client.JSONObject;
import com.google.gwt.json.client.JSONString;
import com.smartgwt.client.types.Alignment;
import com.smartgwt.client.widgets.Img;
import com.smartgwt.client.widgets.events.ResizedHandler;
import com.smartgwt.client.widgets.layout.VLayout;

import de.intevation.flys.client.client.Config;
import de.intevation.flys.client.shared.model.Artifact;

public class BedloadCampaignChart extends VLayout {

    private final Artifact artifact;

    protected Img chartImg;

    public BedloadCampaignChart(Artifact artifact, ResizedHandler resizeHandler) {
        super();

        this.artifact = artifact;
        this.chartImg = new Img();

        addResizedHandler(resizeHandler);
        setAlign(Alignment.CENTER);
    }

    public void update() {
        Config config = Config.getInstance();
        String locale = config.getLocale();

        int hWidth = getWidth() - 12;
        int hHeight = getHeight() - 12;

        if ((int) (hHeight * 4f / 3) < hWidth) {
            hWidth = (int) (hHeight * 4f / 3);
        }
        else {
            hHeight = (int) (hWidth * 3f / 4);
        }

        String river = artifact.getArtifactDescription().getRiver();

        JSONObject jfix = new JSONObject();
        JSONObject jfilter = new JSONObject();
        JSONObject jrName = new JSONObject();
        JSONString jrValue = new JSONString(river);
        JSONObject jextent = new JSONObject();
        JSONNumber jwidth = new JSONNumber(hWidth);
        JSONNumber jheight = new JSONNumber(hHeight);

        jrName.put("name", jrValue);
        jfilter.put("river", jrName);
        jextent.put("width", jwidth);
        jextent.put("height", jheight);
        jfilter.put("extent", jextent);
        jfix.put("bedload", jfilter);
        String filter = jfix.toString();

        String imgUrl = GWT.getModuleBaseURL();
        imgUrl += "bedload-km-chart";
        imgUrl += "?locale=" + locale;
        imgUrl += "&filter=" + filter;

        if (chartImg != null && hasMember(chartImg)) {
            chartImg.setWidth(hWidth);
            chartImg.setHeight(hHeight);
            chartImg.setSrc(imgUrl);
        }
        else {
            chartImg = new Img(imgUrl, hWidth, hHeight);
            addMember(chartImg);
        }
    }
}

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