/*
* Copyright (c) 2013 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.enzo.experimental.pbutton.skin;
import eu.hansolo.enzo.experimental.pbutton.PushButton;
import javafx.geometry.VPos;
import javafx.scene.control.Skin;
import javafx.scene.control.SkinBase;
import javafx.scene.layout.Pane;
import javafx.scene.layout.Region;
import javafx.scene.text.Text;
public class PushButtonSkin extends SkinBase<PushButton> implements Skin<PushButton> {
private static final double MINIMUM_WIDTH = 81;
private static final double MINIMUM_HEIGHT = 43;
private static final double MAXIMUM_WIDTH = 1024;
private static final double MAXIMUM_HEIGHT = 1024;
private static final double PREFERRED_WIDTH = 81;
private static final double PREFERRED_HEIGHT = 43;
private double aspectRatio;
private double width;
private double height;
private Pane pane;
private Region frame;
private Region outerBorder;
private Region innerBorder;
private Region body;
private Text text;
// ******************** Constructors **************************************
public PushButtonSkin(final PushButton CONTROL) {
super(CONTROL);
aspectRatio = PREFERRED_HEIGHT / PREFERRED_WIDTH;
pane = new Pane();
init();
initGraphics();
registerListeners();
}
// ******************** Initialization ************************************
private void init() {
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);
}
}
if (Double.compare(getSkinnable().getMinWidth(), 0.0) <= 0 || Double.compare(getSkinnable().getMinHeight(), 0.0) <= 0) {
getSkinnable().setMinSize(MINIMUM_WIDTH, MINIMUM_HEIGHT);
}
if (Double.compare(getSkinnable().getMaxWidth(), 0.0) <= 0 || Double.compare(getSkinnable().getMaxHeight(), 0.0) <= 0) {
getSkinnable().setMaxSize(MAXIMUM_WIDTH, MAXIMUM_HEIGHT);
}
if (getSkinnable().getPrefWidth() != PREFERRED_WIDTH || getSkinnable().getPrefHeight() != PREFERRED_HEIGHT) {
aspectRatio = getSkinnable().getPrefHeight() / getSkinnable().getPrefWidth();
}
}
private void initGraphics() {
frame = new Region();
frame.getStyleClass().setAll("frame");
outerBorder = new Region();
outerBorder.getStyleClass().setAll("outer-border");
innerBorder = new Region();
innerBorder.getStyleClass().setAll("inner-border");
body = new Region();
body.getStyleClass().setAll("body");
body.setMouseTransparent(true);
text = new Text("Push");
text.setTextOrigin(VPos.CENTER);
text.setMouseTransparent(true);
text.getStyleClass().setAll("text");
pane.getChildren().setAll(frame,
outerBorder,
innerBorder,
body,
text);
getChildren().setAll(pane);
resize();
}
private void registerListeners() {
getSkinnable().widthProperty().addListener(observable -> handleControlPropertyChanged("RESIZE") );
getSkinnable().heightProperty().addListener(observable -> handleControlPropertyChanged("RESIZE") );
getSkinnable().prefWidthProperty().addListener(observable -> handleControlPropertyChanged("PREF_SIZE") );
getSkinnable().prefHeightProperty().addListener(observable -> handleControlPropertyChanged("PREF_SIZE") );
getSkinnable().selectedProperty().addListener(observable -> handleControlPropertyChanged("SELECTED") );
innerBorder.setOnMousePressed(observable -> getSkinnable().setSelected(!getSkinnable().isSelected()) );
}
// ******************** Methods *******************************************
protected void handleControlPropertyChanged(final String PROPERTY) {
if ("RESIZE".equals(PROPERTY)) {
resize();
} else if ("PREF_SIZE".equals(PROPERTY)) {
aspectRatio = getSkinnable().getPrefHeight() / getSkinnable().getPrefWidth();
} else if ("SELECTED".equals(PROPERTY)) {
text.setTranslateY(getSkinnable().isSelected() ? height * 0.5 - 1 : height * 0.5);
}
}
@Override protected double computeMinWidth(final double HEIGHT, double TOP_INSET, double RIGHT_INSET, double BOTTOM_INSET, double LEFT_INSET) {
return super.computeMinWidth(Math.max(MINIMUM_HEIGHT, HEIGHT - TOP_INSET - BOTTOM_INSET), TOP_INSET, RIGHT_INSET, BOTTOM_INSET, LEFT_INSET);
}
@Override protected double computeMinHeight(final double WIDTH, double TOP_INSET, double RIGHT_INSET, double BOTTOM_INSET, double LEFT_INSET) {
return super.computeMinHeight(Math.max(MINIMUM_WIDTH, WIDTH - LEFT_INSET - RIGHT_INSET), TOP_INSET, RIGHT_INSET, BOTTOM_INSET, LEFT_INSET);
}
@Override protected double computeMaxWidth(final double HEIGHT, double TOP_INSET, double RIGHT_INSET, double BOTTOM_INSET, double LEFT_INSET) {
return super.computeMaxWidth(Math.min(MAXIMUM_HEIGHT, HEIGHT - TOP_INSET - BOTTOM_INSET), TOP_INSET, RIGHT_INSET, BOTTOM_INSET, LEFT_INSET);
}
@Override protected double computeMaxHeight(final double WIDTH, double TOP_INSET, double RIGHT_INSET, double BOTTOM_INSET, double LEFT_INSET) {
return super.computeMaxHeight(Math.min(MAXIMUM_WIDTH, WIDTH - LEFT_INSET - RIGHT_INSET), TOP_INSET, RIGHT_INSET, BOTTOM_INSET, LEFT_INSET);
}
@Override protected double computePrefWidth(final double HEIGHT, double TOP_INSET, double RIGHT_INSET, double BOTTOM_INSET, double LEFT_INSET) {
double prefHeight = PREFERRED_HEIGHT;
if (HEIGHT != -1) {
prefHeight = Math.max(0, HEIGHT - TOP_INSET - BOTTOM_INSET);
}
return super.computePrefWidth(prefHeight, TOP_INSET, RIGHT_INSET, BOTTOM_INSET, LEFT_INSET);
}
@Override protected double computePrefHeight(final double WIDTH, double TOP_INSET, double RIGHT_INSET, double BOTTOM_INSET, double LEFT_INSET) {
double prefWidth = PREFERRED_WIDTH;
if (WIDTH != -1) {
prefWidth = Math.max(0, WIDTH - LEFT_INSET - RIGHT_INSET);
}
return super.computePrefHeight(prefWidth, TOP_INSET, RIGHT_INSET, BOTTOM_INSET, LEFT_INSET);
}
// ******************** Resizing ******************************************
private void resize() {
width = getSkinnable().getWidth();
height = getSkinnable().getHeight();
if (getSkinnable().isKeepAspect()) {
if (aspectRatio * width > height) {
width = 1 / (aspectRatio / height);
} else if (1 / (aspectRatio / height) > width) {
height = aspectRatio * width;
}
}
if (width > 0 && height > 0) {
frame.setPrefSize(width, height);
outerBorder.setPrefSize(0.9259259259259259 * width, 0.8604651162790697 * height);
outerBorder.setTranslateX(0.037037037037037035 * width);
outerBorder.setTranslateY(0.06976744186046512 * height);
innerBorder.setPrefSize(0.8765432098765432 * width, 0.7906976744186046 * height);
innerBorder.setTranslateX(0.06172839506172839 * width);
innerBorder.setTranslateY(0.11627906976744186 * height);
body.setPrefSize(0.8518518518518519 * width, 0.7441860465116279 * height);
body.setTranslateX(0.07407407407407407 * width);
body.setTranslateY(0.13953488372093023 * height);
text.setTranslateX(0.2716049382716049 * width);
text.setTranslateY(height * 0.5);
}
}
}