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Java DataTable类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中com.googlecode.gwt.charts.client.DataTable类的典型用法代码示例。如果您正苦于以下问题：Java DataTable类的具体用法？Java DataTable怎么用？Java DataTable使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



DataTable类属于com.googlecode.gwt.charts.client包，在下文中一共展示了DataTable类的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void draw() {
	JsArrayMixed dataArray = JsonUtils.unsafeEval("[['Mon',20,28,38,45],['Tue',31,38,55,66],['Wed',50,55,77,80],['Thu',77,77,66,50],['Fri',68,66,22,15]]");

	// Prepare the data
	DataTable dataTable = ChartHelper.arrayToDataTable(dataArray, true);

	// Set options
	CandlestickChartOptions options = CandlestickChartOptions.create();
	BackgroundColor bgColor = BackgroundColor.create();
	bgColor.setStroke("#2196f3");
	bgColor.setFill("#90caf9");
	bgColor.setStrokeWidth(2);
	
	
	
	options.setLegend(Legend.create(LegendPosition.NONE));
	options.setFallingColor(bgColor);
	options.setRisingColor(bgColor);

	// Draw the chart
	chart.draw(dataTable, options);
}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:23，代码来源:MaterialCandleStick.java


示例2: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void draw() {
	String[] countries = new String[] { "Austria", "Bulgaria", "Denmark", "Greece" };
	int[] years = new int[] { 2003, 2004, 2005, 2006, 2007, 2008 };
	int[][] values = new int[][] { { 0, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0 }, { 0, 0, 0, 0, 0, 0 } };

	// Prepare the data
	DataTable dataTable = DataTable.create();
	dataTable.addColumn(ColumnType.STRING, "Year");
	for (int i = 0; i < countries.length; i++) {
		dataTable.addColumn(ColumnType.NUMBER, countries[i]);
	}
	dataTable.addRows(years.length);
	for (int i = 0; i < years.length; i++) {
		dataTable.setValue(i, 0, String.valueOf(years[i]));
	}
	for (int col = 0; col < values.length; col++) {
		for (int row = 0; row < values[col].length; row++) {
			dataTable.setValue(row, col + 1, values[col][row]);
		}
	}

	chart.draw(dataTable, getOptions());
}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:24，代码来源:MaterialColoredLineChart.java


示例3: draw2

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void draw2() {

		String[] countries = new String[] { "Austria", "Bulgaria", "Denmark", "Greece" };
		int[] years = new int[] { 2003, 2004, 2005, 2006, 2007, 2008 };
		int[][] values = new int[][] { { 1336060, 1538156, 1576579, 1600652, 1968113, 1901067 }, { 400361, 366849, 440514, 434552, 393032, 517206 }, { 1001582, 1119450, 993360, 1004163, 979198, 916965 }, { 997974, 941795, 930593, 897127, 1080887, 1056036 } };

		// Prepare the data
		DataTable dataTable = DataTable.create();
		dataTable.addColumn(ColumnType.STRING, "Year");
		for (int i = 0; i < countries.length; i++) {
			dataTable.addColumn(ColumnType.NUMBER, countries[i]);
		}
		dataTable.addRows(years.length);
		for (int i = 0; i < years.length; i++) {
			dataTable.setValue(i, 0, String.valueOf(years[i]));
		}
		for (int col = 0; col < values.length; col++) {
			for (int row = 0; row < values[col].length; row++) {
				dataTable.setValue(row, col + 1, values[col][row]);
			}
		}

		chart.draw(dataTable, getOptions());
	}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:25，代码来源:MaterialColoredLineChart.java


示例4: drawChart

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void drawChart(int[][] values) {

		// Prepare the data
		DataTable dataTable = DataTable.create();
		dataTable.addColumn(ColumnType.STRING, "Year");
		for (int i = 0; i < countries.length; i++) {
			dataTable.addColumn(ColumnType.NUMBER, countries[i]);
		}
		dataTable.addRows(years.length);
		for (int i = 0; i < years.length; i++) {
			dataTable.setValue(i, 0, String.valueOf(years[i]));
		}
		for (int col = 0; col < values.length; col++) {
			for (int row = 0; row < values[col].length; row++) {
				dataTable.setValue(row, col + 1, values[col][row]);
			}
		}

		// Draw the chart
		chart.draw(dataTable, getOptions());
	}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:22，代码来源:MaterialBarChart.java


示例5: drawChart

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void drawChart(int[][] values) {
	DataTable dataTable = DataTable.create();
	dataTable.addColumn(ColumnType.STRING, "Year");
	for (int i = 0; i < countries.length; i++) {
		dataTable.addColumn(ColumnType.NUMBER, countries[i]);
	}
	dataTable.addRows(months.length);
	for (int i = 0; i < months.length; i++) {
		dataTable.setValue(i, 0, months[i]);
	}
	for (int col = 0; col < values.length; col++) {
		for (int row = 0; row < values[col].length; row++) {
			dataTable.setValue(row, col + 1, values[col][row]);
		}
	}
	chart.draw(dataTable, getOptions());
}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:18，代码来源:MaterialAreaChart.java


示例6: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void draw() {

		// Prepare the data
		DataTable dataTable = DataTable.create();
		dataTable.addColumn(ColumnType.STRING, "LabelStyle");
		dataTable.addColumn(ColumnType.NUMBER, "Value");
		dataTable.addRows(3);
		dataTable.setValue(0, 0, "Memory");
		dataTable.setValue(0, 1, 80);

		// Set options
		GaugeOptions options = GaugeOptions.create();
		options.setGreenFrom(0);
		options.setGreenTo(40);
		options.setYellowFrom(40);
		options.setYellowTo(80);
		options.setRedFrom(80);
		options.setRedTo(100);
		
		// Draw the chart
		gauge.draw(dataTable, options);
	}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:23，代码来源:MaterialGauge.java


示例7: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void draw() {
	JsArrayMixed dataArray = JsonUtils
			.unsafeEval("[['Month', 'Bolivia', 'Ecuador', 'Madagascar', 'Papua  Guinea', 'Rwanda', 'Average'],['2004/05', 165, 938, 522, 998, 450, 614.6],['2005/06', 135, 1120, 599, 1268, 288, 682],['2006/07', 157, 1167, 587, 807, 397, 623],['2007/08', 139, 1110, 615, 968, 215, 609.4],['2008/09', 136, 691, 629, 1026, 366, 569.6]]");

	// Prepare the data
	DataTable dataTable = ChartHelper.arrayToDataTable(dataArray);

	// Set options
	ComboChartOptions options = ComboChartOptions.create();
	options.setFontName("Tahoma");
	options.setTitle("Monthly Coffee Production by Country");
	options.setHAxis(HAxis.create("Cups"));
	options.setVAxis(VAxis.create("Month"));
	options.setSeriesType(SeriesType.BARS);
	ComboChartSeries series = ComboChartSeries.create();
	series.setType(SeriesType.LINE);
	options.setSeries(5, series);

	// Draw the chart
	chart.draw(dataTable, options);
}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:22，代码来源:MaterialComboCharts.java


示例8: drawLine

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void drawLine(ChartFeed<V, X> chartFeeds, ILineType lineType, DataTable dataTable) {
    @SuppressWarnings("unchecked")
    V prevNormalValue = (V) new Integer(Integer.MIN_VALUE);

    Log.debug("Adding line:" + lineType.getName() + ":" + lineType.getIndex() + " with values:" + chartFeeds.getValuesLenght());
    // Log.debug("Data:" + Arrays.toString(chartFeeds.getValues()[lineType.getIndex()]));
    for (int i = 0; i < chartFeeds.getValuesLenght(); i++) {
        V value = chartFeeds.getValues(lineType.getIndex(), i);

        if (value.intValue() == Integer.MIN_VALUE) {
            // this case means that this line do not have valid value for current "period" or "Y"
            if (prevNormalValue.intValue() != Integer.MIN_VALUE) {
                // draw previous value is case it's valid one, we're OK to start drawing the line from a
                // middle of the chart
                dataTable.setValue(i, lineType.getIndex() + 1, prevNormalValue.doubleValue());
            }
            continue;
        }
        prevNormalValue = value;

        dataTable.setValue(i, lineType.getIndex() + 1, value.doubleValue());
    }

}
开发者ID:armangal，项目名称:SmartMonitoring，代码行数:25，代码来源:MonitoringDynamicLinesChart.java


示例9: drawPieChart

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
/**
 * Updates the pue chart with new data
 * @param sourcesSummary
 */
private static void drawPieChart(JsArray<SourceSummary> sourcesSummary) {

    DataTable data = DataTable.create();
    data.addColumn(ColumnType.STRING, "Client");
    data.addColumn(ColumnType.NUMBER, "Count");

    data.addRows(sourcesSummary.length());
    int j = sourcesSummary.length();

    for (int i = 0; i < j; i++) {
        data.setValue(i, 0, sourcesSummary.get(i).getId());
        data.setValue(i, 1, sourcesSummary.get(i).getValue());
    }

    Legend legend = Legend.create();
    legend.setPosition(LegendPosition.NONE);

    PieChartOptions options = PieChartOptions.create();
    options.setWidth(500);
    options.setHeight(400);
    ChartArea area = ChartArea.create();
    area.setTop(50);
    area.setLeft(25);
    options.setChartArea(area);
    options.setLegend(legend);
    options.setColors("00796b", "00897b", "009688", "26a69a", "4db6ac", "80cbc4", "b2dfdb");

    pieChart.draw(data, options);
}
开发者ID:WSDOT，项目名称:social-analytics，代码行数:34，代码来源:SourcesPieChart.java


示例10: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void draw() {
	// Prepare the data
	DataTable dataTable = DataTable.create();
	dataTable.addColumn(ColumnType.STRING, "ID");
	dataTable.addColumn(ColumnType.NUMBER, "Life Expectancy");
	dataTable.addColumn(ColumnType.NUMBER, "Fertility Rate");
	dataTable.addColumn(ColumnType.STRING, "Region");
	dataTable.addColumn(ColumnType.NUMBER, "Population");
	dataTable.addRows(4);
	dataTable.setValue(0, 0, "CAN");
	dataTable.setValue(1, 0, "DEU");
	dataTable.setValue(2, 0, "DNK");
	dataTable.setValue(3, 0, "EGY");
	dataTable.setValue(0, 1, 80.66);
	dataTable.setValue(1, 1, 79.84);
	dataTable.setValue(2, 1, 78.6);
	dataTable.setValue(3, 1, 72.73);
	dataTable.setValue(0, 2, 1.67);
	dataTable.setValue(1, 2, 1.36);
	dataTable.setValue(2, 2, 1.84);
	dataTable.setValue(3, 2, 2.78);
	dataTable.setValue(0, 3, "North America");
	dataTable.setValue(1, 3, "Europe");
	dataTable.setValue(2, 3, "Europe");
	dataTable.setValue(3, 3, "Africa");
	dataTable.setValue(0, 4, 33739900);
	dataTable.setValue(1, 4, 81902307);
	dataTable.setValue(2, 4, 5523095);
	dataTable.setValue(3, 4, 79716203);

	// Set options
	

	// Draw the chart
	chart.draw(dataTable, getOptions());
}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:37，代码来源:MaterialBubbleChart.java


示例11: initializeRegularChart

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void initializeRegularChart() {
	ChartLoader chartLoader = new ChartLoader(ChartPackage.CORECHART);
	chartLoader.loadApi(new Runnable() {

		@Override
		public void run() {
			PieChart chart = new PieChart();
			chart.setWidth("100%");
			chart.setHeight("100%");
			cardContent.add(chart);
			DataTable dataTable = DataTable.create();
			dataTable.addColumn(ColumnType.STRING, "Task");
			dataTable.addColumn(ColumnType.NUMBER, "Hours per Day");
			dataTable.addRows(5);
			dataTable.setValue(0, 0, "Work");
			dataTable.setValue(0, 1, 11);
			dataTable.setValue(1, 0, "Sleep");
			dataTable.setValue(1, 1, 7);
			dataTable.setValue(2, 0, "Watch TV");
			dataTable.setValue(2, 1, 3);
			dataTable.setValue(3, 0, "Eat");
			dataTable.setValue(3, 1, 2);
			dataTable.setValue(4, 0, "Commute");
			dataTable.setValue(4, 1, 1);

			PieOpt opt = new PieOpt();
			opt.setColors("2196f3", "42a5f5", "64b5f6", "90caf9", "bbdefb");

			chart.draw(dataTable, opt.get());
		}
	});

}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:34，代码来源:MaterialPieChart.java


示例12: initializeDonutChart

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void initializeDonutChart() {
	ChartLoader chartLoader = new ChartLoader(ChartPackage.CORECHART);
	chartLoader.loadApi(new Runnable() {

		@Override
		public void run() {
			PieChart chart = new PieChart();
			chart.setWidth("100%");
			chart.setHeight("100%");
			cardContent.add(chart);
			DataTable dataTable = DataTable.create();
			dataTable.addColumn(ColumnType.STRING, "Task");
			dataTable.addColumn(ColumnType.NUMBER, "Hours per Day");
			dataTable.addRows(5);
			dataTable.setValue(0, 0, "Work");
			dataTable.setValue(0, 1, 11);
			dataTable.setValue(1, 0, "Sleep");
			dataTable.setValue(1, 1, 7);
			dataTable.setValue(2, 0, "Watch TV");
			dataTable.setValue(2, 1, 3);
			dataTable.setValue(3, 0, "Eat");
			dataTable.setValue(3, 1, 2);
			dataTable.setValue(4, 0, "Commute");
			dataTable.setValue(4, 1, 1);

			PieOpt opt = new PieOpt();
			opt.setColors("2196f3", "42a5f5", "64b5f6", "90caf9", "bbdefb");
			opt.setHole(0.8);

			chart.draw(dataTable, opt.get());
		}
	});
}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:34，代码来源:MaterialPieChart.java


示例13: initialize3DChart

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void initialize3DChart() {
	ChartLoader chartLoader = new ChartLoader(ChartPackage.CORECHART);
	chartLoader.loadApi(new Runnable() {

		@Override
		public void run() {
			PieChart chart = new PieChart();
			chart.setWidth("100%");
			chart.setHeight("100%");
			cardContent.add(chart);
			DataTable dataTable = DataTable.create();
			dataTable.addColumn(ColumnType.STRING, "Task");
			dataTable.addColumn(ColumnType.NUMBER, "Hours per Day");
			dataTable.addRows(5);
			dataTable.setValue(0, 0, "Work");
			dataTable.setValue(0, 1, 11);
			dataTable.setValue(1, 0, "Sleep");
			dataTable.setValue(1, 1, 7);
			dataTable.setValue(2, 0, "Watch TV");
			dataTable.setValue(2, 1, 3);
			dataTable.setValue(3, 0, "Eat");
			dataTable.setValue(3, 1, 2);
			dataTable.setValue(4, 0, "Commute");
			dataTable.setValue(4, 1, 1);

			PieOpt opt = new PieOpt();
			opt.setColors("2196f3", "42a5f5", "64b5f6", "90caf9", "bbdefb");
			opt.setIs3D(true);

			chart.draw(dataTable, opt.get());
		}
	});
}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:34，代码来源:MaterialPieChart.java


示例14: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void draw() {
	// Prepare the data
	DataTable dataTable = DataTable.create();
	dataTable.addColumn(ColumnType.STRING, "Country");
	dataTable.addColumn(ColumnType.NUMBER, "Popularity");
	dataTable.addRows(6);
	dataTable.setValue(0, 0, "Germany");
	dataTable.setValue(0, 1, 200);
	dataTable.setValue(1, 0, "United States");
	dataTable.setValue(1, 1, 300);
	dataTable.setValue(2, 0, "Brazil");
	dataTable.setValue(2, 1, 400);
	dataTable.setValue(3, 0, "Canada");
	dataTable.setValue(3, 1, 500);
	dataTable.setValue(4, 0, "France");
	dataTable.setValue(4, 1, 600);
	dataTable.setValue(5, 0, "RU");
	dataTable.setValue(5, 1, 700);
	
	// Set Geo Chart Colors
	
	// Set options
	GeoChartOptions options = GeoChartOptions.create();
	GeoChartColorAxis geoChartColorAxis = GeoChartColorAxis.create();
	geoChartColorAxis.setColors(getNativeArray());
	options.setColorAxis(geoChartColorAxis);
	options.setDatalessRegionColor("e3f2fd");

	// Draw the chart
	geoChart.draw(dataTable, options);
}
开发者ID:GwtMaterialDesign，项目名称:gwt-material-demo，代码行数:32，代码来源:MaterialGeoChart.java


示例15: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
/** 
 * Creates the table visualization, using the Google Charts framework.
 */
private void draw() {
	// Create DataTable
	DataTable dataTable = DataTable.create();
	dataTable.addColumn(ColumnType.STRING, "Title");
	dataTable.addColumn(ColumnType.NUMBER, "Year");
	dataTable.addColumn(ColumnType.NUMBER, "Length");
	dataTable.addColumn(ColumnType.STRING, "Country");
	dataTable.addColumn(ColumnType.STRING, "Genre");
	dataTable.addColumn(ColumnType.STRING, "Language");
	
	ArrayList<Movie> movieList = movieCollection.getMovies();
	dataTable.addRows(movieList.size());
	
	// Populate DataTable
	int i = 0;
	for (Movie m : movieList) {
		dataTable.setValue(i, 0, m.getTitle());
		dataTable.setValue(i, 1, m.getYear());
		dataTable.setValue(i, 2, m.getLength());
		dataTable.setValue(i, 3, m.getCountry().toString());
		dataTable.setValue(i, 4, m.getGenre().toString());
		dataTable.setValue(i, 5, m.getLanguage().toString());
		i++;
	}

	// Table options
	TableOptions options = TableOptions.create();
	// Enable row numbering
	options.setShowRowNumber(true);
	// Enable paging to improve the performance of displaying large tables
	options.setAlternatingRowStyle(true);
	options.setPage(TablePage.ENABLE);
	// Limit the number of displayed movies per page to 100
	options.setPageSize(100);

	// Draw visualization
	table.draw(dataTable, options);
}
开发者ID:ratheile，项目名称:sweng15，代码行数:42，代码来源:TableVisualizer.java


示例16: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
/** 
 * Creates the histogram visualization, using the Google Charts framework.
 */
private void draw() {
	// Create DataTable
	DataTable dataTable = DataTable.create();
	dataTable.addColumn(ColumnType.STRING, "Title");
	dataTable.addColumn(ColumnType.NUMBER, "Length");
	
	ArrayList<Movie> movieList = movieCollection.getMovies();
	dataTable.addRows(movieList.size());
	
	// Populate DataTable
       int i = 0;
       for (Movie m : movieList) {
       	if (m.getLength() != -1) {
       		dataTable.setValue(i, 0, m.getTitle());
       		dataTable.setValue(i, 1, m.getLength());
       		i++;
       	}
       }

       // Histogram options
	HistogramOptions options = HistogramOptions.create();
	options.setTitle("Duration of films, in minutes");
	options.setLegend(Legend.create(LegendPosition.NONE));
	options.setColors("#505050");
	options.setHeight(425);
	ChartArea area = ChartArea.create();
       area.setTop(55);
       area.setLeft(50);
       area.setHeight(300);
       options.setChartArea(area);

	// Draw visualization
	histogram.draw(dataTable, options);
}
开发者ID:ratheile，项目名称:sweng15，代码行数:38，代码来源:HistogramVisualizer.java


示例17: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
/** 
 * Creates the world map visualization, using the Google Charts framework.
 */
protected void draw() {
	// Create DataTable
	DataTable dataTable = DataTable.create();
	dataTable.addColumn(ColumnType.STRING, "Country");
	dataTable.addColumn(ColumnType.STRING, "Info");
	dataTable.addColumn(ColumnType.NUMBER, "Movie Count");
	dataTable.addRows(movie.getCountry().size());
	
	// Fill DataTable
	int i = 0;
	for (String country : movie.getCountry()) {
		dataTable.setValue(i, 0, country);
		// The getRelevantMovieInfo() method returns all the important information of an individual film, 
		// which is displayed when the user moves the cursor over the appropriate country
		dataTable.setValue(i, 1, movie.getRelevantMovieInfo());
		dataTable.setValue(i, 2, 1);
		i++;
	}

	// GeoChart options
	GeoChartOptions options = GeoChartOptions.create();
	GeoChartColorAxis geoChartColorAxis = GeoChartColorAxis.create();
	geoChartColorAxis.setColors("red");
	options.setDatalessRegionColor("#EEEEEE");
	options.setColorAxis(geoChartColorAxis);
	options.setHeight(570);

	// Draw visualization
	geoChart.draw(dataTable, options);
}
开发者ID:ratheile，项目名称:sweng15，代码行数:34，代码来源:MovieWorldMapVisualizer.java


示例18: draw

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
private void draw() {
    // Prepare the data
    DataTable dataTable = DataTable.create();
    dataTable.addColumn(ColumnType.STRING, "Task");
    dataTable.addColumn(ColumnType.NUMBER, "Hours per Day");
    dataTable.addRows(2);
    dataTable.setValue(0, 0, "Work");
    dataTable.setValue(0, 1, 11);
    dataTable.setValue(1, 0, "Sleep");
    dataTable.setValue(1, 1, 7);

    // Set options
    PieChartOptions options = PieChartOptions.create();
    options.setBackgroundColor("#f0f0f0");

    // options.setColors(colors);
    options.setFontName("Tahoma");
    options.setIs3D(true);
    options.setPieResidueSliceColor("#000000");
    options.setPieResidueSliceLabel("Others");
    options.setSliceVisibilityThreshold(0.1);
    options.setTitle("So, how was your day?");
    options.setHeight(100);
    options.setWidth(100);

    // Draw the chart
    chart.draw(dataTable, options);
}
开发者ID:armangal，项目名称:SmartMonitoring，代码行数:29，代码来源:MonitoringPieChart.java


示例19: drawTweetsChart

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
/**
 * Creates a chart with the data from tweetSummary
 * @param tweetSummary : returned data from server
 */
private static void drawTweetsChart(JsArray<TweetSummary> tweetSummary) {

    DataTable data = DataTable.create();
    data.addColumn(ColumnType.STRING, "Date");
    data.addColumn(ColumnType.NUMBER, "Mentions");
    data.addColumn(ColumnType.NUMBER, "Tweets");

    data.addRows(tweetSummary.length());

    DateTimeFormat fmt = DateTimeFormat.getFormat("MMM d");
    DateTimeFormat fmt2 = DateTimeFormat.getFormat("/yyyy/M/d");

    int numberOfStatuses = 0;
    int numberOfMentions = 0;

    for (int i = 0; i < tweetSummary.length(); i++) {
        dateArrayList.add(fmt2.format(new Date((long) tweetSummary.get(i).getId())));
        data.setValue(i, 0, fmt.format(new Date((long) tweetSummary.get(i).getId())));
        data.setValue(i, 1, tweetSummary.get(i).getValue().getMentions());
        data.setValue(i, 2, tweetSummary.get(i).getValue().getStatuses());
        numberOfStatuses += tweetSummary.get(i).getValue().getStatuses();
        numberOfMentions += tweetSummary.get(i).getValue().getMentions();

    }

    tweetLabel.add(new Label("Mentions: " + numberOfMentions));
    tweetLabel.add(new Label("Tweets: " + numberOfStatuses));

    // Set options
    //Grid Lines
    Gridlines lines = Gridlines.create();
    lines.setColor("fff");

    // Text Positions X and Y Axis
    HAxis hAxis = HAxis.create();
    hAxis.setSlantedText(true);
    VAxis vAxis = VAxis.create();
    vAxis.setGridlines(lines);
    hAxis.setGridlines(lines);
    // Legend
    Legend legend = Legend.create();
    legend.setPosition(LegendPosition.TOP);
    legend.setAligment(LegendAlignment.END);

    // Set options
    AreaChartOptions options = AreaChartOptions.create();
    options.setAreaOpacity(1);
    options.setVAxis(vAxis);
    options.setHAxis(hAxis);
    options.setLegend(legend);
    options.setColors("B2DFDB", "4DB6AC");

    // Draw the chart
    tweetsChart.draw(data, options);
}
开发者ID:WSDOT，项目名称:social-analytics，代码行数:60，代码来源:SummaryChart.java


示例20: drawFollowersChart

import com.googlecode.gwt.charts.client.DataTable; //导入依赖的package包/类
/**
 * Creates a chart with the data from followerSummary
 * @param followerSummary : returned data from server
 */
private static void drawFollowersChart(JsArray<FollowerSummary> followerSummary) {

    DataTable data = DataTable.create();
    data.addColumn(ColumnType.STRING, "Date");
    data.addColumn(ColumnType.NUMBER, "Followers");
    data.addRows(followerSummary.length());
    int j = followerSummary.length();

    DateTimeFormat fmt = DateTimeFormat.getFormat("MMM d");

    for (int i = 0; i < j; i++) {
        data.setValue(i, 0, fmt.format(new Date((long) followerSummary.get(i).getId())));
        data.setValue(i, 1, followerSummary.get(i).getValue());
    }

    int startFollowers = followerSummary.get(0).getValue();
    int endFollowers = followerSummary.get(j-1).getValue();

    float change = ((float)100 * (((float)endFollowers - (float)startFollowers) / (float)startFollowers));

    change = Math.round(change * 100)/(float)100;

    followersIcon.setIconType((change == 0 ? IconType.TRENDING_FLAT : (change > 0 ? IconType.TRENDING_UP : IconType.TRENDING_DOWN)));
    followersIcon.setIconColor((change == 0 ? "blue" : (change > 0 ? "teal" : "deep-orange accent-2")));
    followersLabel.setText((change == 0 ? "No change" : Math.abs(change) + "% " + (change > 0 ? "increase" : "decrease") + " in followers from "
            + fmt.format(new Date((long) followerSummary.get(0).getId()))
            + " to " + fmt.format(new Date((long) followerSummary.get(j-1).getId()))));

    // Set options
    //Grid Lines
    Gridlines lines = Gridlines.create();
    lines.setColor("fff");

    // Text Positions X and Y Axis
    HAxis hAxis = HAxis.create();
    hAxis.setSlantedText(true);
    VAxis vAxis = VAxis.create();
    vAxis.setGridlines(lines);
    hAxis.setGridlines(lines);
    // Legend
    Legend legend = Legend.create();
    legend.setPosition(LegendPosition.TOP);
    legend.setAligment(LegendAlignment.END);

    // Set options
    AreaChartOptions options = AreaChartOptions.create();
    options.setAreaOpacity(1);
    options.setVAxis(vAxis);
    options.setHAxis(hAxis);
    options.setLegend(legend);
    options.setColors("B2DFDB");

    // Draw the chart
    followersChart.draw(data, options);
}
开发者ID:WSDOT，项目名称:social-analytics，代码行数:60，代码来源:SummaryChart.java



注：本文中的com.googlecode.gwt.charts.client.DataTable类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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