eu.hansolo.medusa.skins.TileTextKpiSkin Maven / Gradle / Ivy
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Medusa is a JavaFX 8 library containing gauges and clocks
/*
* Copyright (c) 2016 by Gerrit Grunwald
*
* 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 eu.hansolo.medusa.skins;
import eu.hansolo.medusa.Fonts;
import eu.hansolo.medusa.Gauge;
import eu.hansolo.medusa.Section;
import eu.hansolo.medusa.tools.Helper;
import javafx.geometry.Insets;
import javafx.scene.control.Skin;
import javafx.scene.control.SkinBase;
import javafx.scene.layout.Background;
import javafx.scene.layout.BackgroundFill;
import javafx.scene.layout.Border;
import javafx.scene.layout.BorderStroke;
import javafx.scene.layout.BorderStrokeStyle;
import javafx.scene.layout.BorderWidths;
import javafx.scene.layout.CornerRadii;
import javafx.scene.layout.Pane;
import javafx.scene.layout.Region;
import javafx.scene.paint.Color;
import javafx.scene.shape.Rectangle;
import javafx.scene.text.Text;
import javafx.scene.text.TextFlow;
import java.util.List;
import java.util.Locale;
import static eu.hansolo.medusa.tools.Helper.clamp;
/**
* Created by hansolo on 30.11.16.
*/
public class TileTextKpiSkin extends SkinBase implements Skin {
private static final double PREFERRED_WIDTH = 250;
private static final double PREFERRED_HEIGHT = 250;
private static final double MINIMUM_WIDTH = 50;
private static final double MINIMUM_HEIGHT = 50;
private static final double MAXIMUM_WIDTH = 1024;
private static final double MAXIMUM_HEIGHT = 1024;
private double size;
private Region barBackground;
private Rectangle barClip;
private Rectangle bar;
private Text titleText;
private Text valueText;
private Text unitText;
private Text percentageText;
private Text percentageUnitText;
private Rectangle maxValueRect;
private Text maxValueText;
private Text maxValueUnitText;
private Pane pane;
private double minValue;
private double maxValue;
private double range;
private double stepSize;
private String formatString;
private Locale locale;
private List sections;
private boolean sectionsVisible;
private Color barColor;
// ******************** Constructors **************************************
public TileTextKpiSkin(Gauge gauge) {
super(gauge);
if (gauge.isAutoScale()) gauge.calcAutoScale();
minValue = gauge.getMinValue();
maxValue = gauge.getMaxValue();
range = gauge.getRange();
stepSize = PREFERRED_WIDTH / range;
formatString = new StringBuilder("%.").append(Integer.toString(gauge.getDecimals())).append("f").toString();
locale = gauge.getLocale();
sections = gauge.getSections();
sectionsVisible = gauge.getSectionsVisible();
barColor = gauge.getBarColor();
initGraphics();
registerListeners();
setBar(gauge.getCurrentValue());
}
// ******************** Initialization ************************************
private void initGraphics() {
// Set initial size
if (Double.compare(getSkinnable().getPrefWidth(), 0.0) <= 0 || Double.compare(getSkinnable().getPrefHeight(), 0.0) <= 0 ||
Double.compare(getSkinnable().getWidth(), 0.0) <= 0 || Double.compare(getSkinnable().getHeight(), 0.0) <= 0) {
if (getSkinnable().getPrefWidth() > 0 && getSkinnable().getPrefHeight() > 0) {
getSkinnable().setPrefSize(getSkinnable().getPrefWidth(), getSkinnable().getPrefHeight());
} else {
getSkinnable().setPrefSize(PREFERRED_WIDTH, PREFERRED_HEIGHT);
}
}
barBackground = new Region();
barBackground.setBackground(new Background(new BackgroundFill(getSkinnable().getBarBackgroundColor(), new CornerRadii(0.0, 0.0, 0.025, 0.025, true), Insets.EMPTY)));
barClip = new Rectangle();
bar = new Rectangle();
bar.setFill(getSkinnable().getBarColor());
bar.setStroke(null);
bar.setClip(barClip);
titleText = new Text();
titleText.setFill(getSkinnable().getTitleColor());
Helper.enableNode(titleText, !getSkinnable().getTitle().isEmpty());
valueText = new Text();
valueText.setFill(getSkinnable().getValueColor());
Helper.enableNode(valueText, getSkinnable().isValueVisible());
unitText = new Text(getSkinnable().getUnit());
unitText.setFill(getSkinnable().getUnitColor());
Helper.enableNode(unitText, !getSkinnable().getUnit().isEmpty());
percentageText = new Text();
percentageText.setFill(getSkinnable().getBarColor());
percentageUnitText = new Text("%");
percentageUnitText.setFill(getSkinnable().getBarColor());
maxValueRect = new Rectangle();
maxValueRect.setFill(getSkinnable().getThresholdColor());
maxValueText = new Text();
maxValueText.setFill(getSkinnable().getBackgroundPaint());
maxValueUnitText = new Text(getSkinnable().getUnit());
maxValueUnitText.setFill(getSkinnable().getBackgroundPaint());
pane = new Pane(barBackground, bar, titleText, valueText, unitText, percentageText, percentageUnitText, maxValueRect, maxValueText, maxValueUnitText);
pane.setBorder(new Border(new BorderStroke(getSkinnable().getBorderPaint(), BorderStrokeStyle.SOLID, new CornerRadii(PREFERRED_WIDTH * 0.025), new BorderWidths(getSkinnable().getBorderWidth()))));
pane.setBackground(new Background(new BackgroundFill(getSkinnable().getBackgroundPaint(), new CornerRadii(PREFERRED_WIDTH * 0.025), Insets.EMPTY)));
getChildren().setAll(pane);
}
private void registerListeners() {
getSkinnable().widthProperty().addListener(o -> handleEvents("RESIZE"));
getSkinnable().heightProperty().addListener(o -> handleEvents("RESIZE"));
getSkinnable().setOnUpdate(e -> handleEvents(e.eventType.name()));
getSkinnable().currentValueProperty().addListener(o -> setBar(getSkinnable().getCurrentValue()));
}
// ******************** Methods *******************************************
@Override protected double computeMinWidth(final double HEIGHT, final double TOP, final double RIGHT, final double BOTTOM, final double LEFT) { return MINIMUM_WIDTH; }
@Override protected double computeMinHeight(final double WIDTH, final double TOP, final double RIGHT, final double BOTTOM, final double LEFT) { return MINIMUM_HEIGHT; }
@Override protected double computePrefWidth(final double HEIGHT, final double TOP, final double RIGHT, final double BOTTOM, final double LEFT) { return super.computePrefWidth(HEIGHT, TOP, RIGHT, BOTTOM, LEFT); }
@Override protected double computePrefHeight(final double WIDTH, final double TOP, final double RIGHT, final double BOTTOM, final double LEFT) { return super.computePrefHeight(WIDTH, TOP, RIGHT, BOTTOM, LEFT); }
@Override protected double computeMaxWidth(final double HEIGHT, final double TOP, final double RIGHT, final double BOTTOM, final double LEFT) { return MAXIMUM_WIDTH; }
@Override protected double computeMaxHeight(final double WIDTH, final double TOP, final double RIGHT, final double BOTTOM, final double LEFT) { return MAXIMUM_HEIGHT; }
private void handleEvents(final String EVENT_TYPE) {
if ("RESIZE".equals(EVENT_TYPE)) {
resize();
redraw();
} else if ("REDRAW".equals(EVENT_TYPE)) {
redraw();
} else if ("RECALC".equals(EVENT_TYPE)) {
minValue = getSkinnable().getMinValue();
maxValue = getSkinnable().getMaxValue();
range = getSkinnable().getRange();
stepSize = size / range;
redraw();
} else if ("VISIBLITY".equals(EVENT_TYPE)) {
Helper.enableNode(titleText, !getSkinnable().getTitle().isEmpty());
Helper.enableNode(valueText, getSkinnable().isValueVisible());
Helper.enableNode(unitText, !getSkinnable().getUnit().isEmpty());
} else if ("SECTION".equals(EVENT_TYPE)) {
sections = getSkinnable().getSections();
}
}
private void setBar(final double VALUE) {
double targetValue = (clamp(minValue, maxValue, VALUE) - minValue) * stepSize;
bar.setWidth(targetValue);
valueText.setText(String.format(locale, formatString, VALUE));
percentageText.setText(String.format(locale, formatString, ((VALUE - minValue) / range * 100)));
maxValueRect.setFill(VALUE > maxValue ? barColor : getSkinnable().getThresholdColor());
resizeDynamicText();
if (sectionsVisible && !sections.isEmpty()) { setBarColor(VALUE); }
}
private void setBarColor(final double VALUE) {
Color color = barColor;
for(Section section : sections) {
if (section.contains(VALUE)) {
color = section.getColor();
break;
}
}
bar.setFill(color);
percentageText.setFill(color);
percentageUnitText.setFill(color);
}
// ******************** Resizing ******************************************
private void resizeDynamicText() {
double maxWidth = unitText.isVisible() ? size * 0.725 : size * 0.9;
double fontSize = 0.24 * size;
valueText.setFont(Fonts.latoRegular(fontSize));
if (valueText.getLayoutBounds().getWidth() > maxWidth) { Helper.adjustTextSize(valueText, maxWidth, fontSize); }
if (unitText.isVisible()) {
valueText.relocate(size * 0.925 - valueText.getLayoutBounds().getWidth() - unitText.getLayoutBounds().getWidth(), size * 0.15);
} else {
valueText.relocate(size * 0.95 - valueText.getLayoutBounds().getWidth(), size * 0.15);
}
percentageUnitText.relocate(percentageText.getLayoutBounds().getMaxX() + size * 0.075, size * 0.75);
}
private void resizeStaticText() {
double maxWidth = size * 0.9;
double fontSize = size * 0.06;
titleText.setFont(Fonts.latoRegular(fontSize));
if (titleText.getLayoutBounds().getWidth() > maxWidth) { Helper.adjustTextSize(titleText, maxWidth, fontSize); }
titleText.relocate(size * 0.05, size * 0.05);
maxWidth = size * 0.15;
unitText.setFont(Fonts.latoRegular(fontSize));
if (unitText.getLayoutBounds().getWidth() > maxWidth) { Helper.adjustTextSize(unitText, maxWidth, fontSize); }
unitText.relocate(size * 0.95 - unitText.getLayoutBounds().getWidth(), size * 0.3275);
maxWidth = size * 0.45;
fontSize = size * 0.18;
percentageText.setFont(Fonts.latoRegular(fontSize));
if (percentageText.getLayoutBounds().getWidth() > maxWidth) { Helper.adjustTextSize(percentageText, maxWidth, fontSize); }
percentageText.relocate(size * 0.05, size * 0.695);
maxWidth = size * 0.1;
fontSize = size * 0.12;
percentageUnitText.setFont(Fonts.latoRegular(fontSize));
if (percentageUnitText.getLayoutBounds().getWidth() > maxWidth) { Helper.adjustTextSize(percentageUnitText, maxWidth, fontSize); }
percentageUnitText.relocate(percentageText.getLayoutBounds().getMaxX() + size * 0.075, size * 0.75);
maxWidth = size * 0.2;
fontSize = size * 0.05;
maxValueUnitText.setFont(Fonts.latoRegular(fontSize));
if (maxValueUnitText.getLayoutBounds().getWidth() > maxWidth) { Helper.adjustTextSize(maxValueUnitText, maxWidth, fontSize); }
maxValueUnitText.setX((size * 0.925) - maxValueUnitText.getLayoutBounds().getWidth());
maxValueUnitText.setY(size * 0.855);
maxWidth = size * 0.45;
fontSize = size * 0.08;
maxValueText.setFont(Fonts.latoRegular(fontSize));
if (maxValueText.getLayoutBounds().getWidth() > maxWidth) { Helper.adjustTextSize(maxValueText, maxWidth, fontSize); }
if (unitText.isVisible()) {
maxValueText.setX((size * 0.925) - (size * 0.01 + maxValueText.getLayoutBounds().getWidth() + maxValueUnitText.getLayoutBounds().getWidth()));
} else {
maxValueText.setX((size * 0.925) - maxValueText.getLayoutBounds().getWidth());
}
maxValueText.setY(size * 0.855);
}
private void resize() {
double width = getSkinnable().getWidth() - getSkinnable().getInsets().getLeft() - getSkinnable().getInsets().getRight();
double height = getSkinnable().getHeight() - getSkinnable().getInsets().getTop() - getSkinnable().getInsets().getBottom();
size = width < height ? width : height;
stepSize = size / range;
if (width > 0 && height > 0) {
pane.setMaxSize(size, size);
pane.relocate((width - size) * 0.5, (height - size) * 0.5);
barBackground.setPrefSize(size, size * 0.035);
barBackground.relocate(0, size * 0.965);
barClip.setX(0);
barClip.setY(size * 0.95);
barClip.setWidth(size);
barClip.setHeight(size * 0.05);
barClip.setArcWidth(size * 0.025);
barClip.setArcHeight(size * 0.025);
bar.setX(0);
bar.setY(size * 0.965);
bar.setWidth(clamp(minValue, maxValue, getSkinnable().getCurrentValue()) * stepSize);
bar.setHeight(size * 0.035);
resizeStaticText();
resizeDynamicText();
maxValueRect.setWidth((maxValueText.getLayoutBounds().getWidth() + maxValueUnitText.getLayoutBounds().getWidth()) + size * 0.06);
maxValueRect.setHeight(maxValueText.getLayoutBounds().getHeight() * 1.01);
maxValueRect.setX((size * 0.95) - maxValueRect.getWidth());
maxValueRect.setY(size * 0.7775);
maxValueRect.setArcWidth(size * 0.025);
maxValueRect.setArcHeight(size * 0.025);
}
}
private void redraw() {
pane.setBorder(new Border(new BorderStroke(getSkinnable().getBorderPaint(), BorderStrokeStyle.SOLID, new CornerRadii(size * 0.025), new BorderWidths(getSkinnable().getBorderWidth() / PREFERRED_WIDTH * size))));
pane.setBackground(new Background(new BackgroundFill(getSkinnable().getBackgroundPaint(), new CornerRadii(size * 0.025), Insets.EMPTY)));
locale = getSkinnable().getLocale();
formatString = new StringBuilder("%.").append(Integer.toString(getSkinnable().getDecimals())).append("f").toString();
titleText.setText(getSkinnable().getTitle());
percentageText.setText(String.format(locale, "%." + getSkinnable().getTickLabelDecimals() + "f", getSkinnable().getValue() / range * 100));
maxValueText.setText(String.format(locale, "%." + getSkinnable().getTickLabelDecimals() + "f", getSkinnable().getMaxValue()));
maxValueUnitText.setText(getSkinnable().getUnit());
resizeStaticText();
barBackground.setBackground(new Background(new BackgroundFill(getSkinnable().getBarBackgroundColor().brighter().brighter(), new CornerRadii(0.0, 0.0, size * 0.025, size * 0.025, false), Insets.EMPTY)));
barColor = getSkinnable().getBarColor();
if (sectionsVisible && !sections.isEmpty()) {
setBarColor(getSkinnable().getValue());
} else {
bar.setFill(barColor);
}
titleText.setFill(getSkinnable().getTitleColor());
maxValueText.setFill(getSkinnable().getBackgroundPaint());
maxValueUnitText.setFill(getSkinnable().getBackgroundPaint());
valueText.setFill(getSkinnable().getValueColor());
unitText.setFill(getSkinnable().getUnitColor());
}
}