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目前有2组网格。第一个网格集是一个 5x4 网格,其中包含 map 图像。最重要的是,有一个网格,其中包含每个 5x4 网格框的所有小图 block 。
所以我需要有 5x4 网格图案的大图像,每个图 block 内有 16x16 迷你图 block ,并且每个迷你图 block 需要在存在于大英亩土地中的底层图像之上可绘制(或具有图像)。
<?xml version="1.0" encoding="UTF-8"?>
<?import java.lang.String?>
<?import java.net.URL?>
<?import javafx.collections.FXCollections?>
<?import javafx.scene.canvas.Canvas?>
<?import javafx.scene.control.Accordion?>
<?import javafx.scene.control.ComboBox?>
<?import javafx.scene.control.ListView?>
<?import javafx.scene.control.ScrollPane?>
<?import javafx.scene.control.TitledPane?>
<?import javafx.scene.layout.AnchorPane?>
<?import javafx.scene.layout.BorderPane?>
<?import javafx.scene.layout.ColumnConstraints?>
<?import javafx.scene.layout.GridPane?>
<?import javafx.scene.layout.HBox?>
<?import javafx.scene.layout.RowConstraints?>
<?import javafx.scene.layout.StackPane?>
<BorderPane id="mainPane" fx:id="editorPane" prefHeight="500.0" prefWidth="800.0" xmlns="http://javafx.com/javafx/null" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.michaelgatesdev.OldLeaf.gui.controllers.tabs.TabMapEditorController">
<stylesheets>
<URL value="@../../css/tabs/TabMapEditor.css"/>
<URL value="@../../css/Flat.css"/>
<URL value="@../../css/FlatColors.css"/>
</stylesheets>
<center>
<ScrollPane id="map-editor-grid-container" fx:id="gridContainer" fitToHeight="true" fitToWidth="true" nodeOrientation="LEFT_TO_RIGHT" styleClass="content-pane">
<content>
<StackPane fx:id="stackPane">
<children>
<GridPane id="map-editor-grid-acres" fx:id="gridAcres">
<columnConstraints>
<ColumnConstraints hgrow="ALWAYS" maxWidth="192.0" minWidth="192.0" prefWidth="192.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="192.0" minWidth="192.0" prefWidth="192.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="192.0" minWidth="192.0" prefWidth="192.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="192.0" minWidth="192.0" prefWidth="192.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="192.0" minWidth="192.0" prefWidth="192.0"/>
</columnConstraints>
<rowConstraints>
<RowConstraints maxHeight="192.0" minHeight="192.0" prefHeight="192.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="192.0" minHeight="192.0" prefHeight="192.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="192.0" minHeight="192.0" prefHeight="192.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="192.0" minHeight="192.0" prefHeight="192.0" vgrow="ALWAYS"/>
</rowConstraints>
</GridPane>
<GridPane id="map-editor-grid-tiles" fx:id="gridTiles">
<columnConstraints>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
<ColumnConstraints hgrow="ALWAYS" maxWidth="12.0" minWidth="12.0" prefWidth="12.0"/>
</columnConstraints>
<rowConstraints>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
<RowConstraints maxHeight="12.0" minHeight="12.0" prefHeight="12.0" vgrow="ALWAYS"/>
</rowConstraints>
</GridPane>
</children>
</StackPane>
</content>
</ScrollPane>
</center>
<left>
<AnchorPane id="map-editor-tools-container" fx:id="toolsPane" prefHeight="200.0" prefWidth="200.0" styleClass="content-pane" BorderPane.alignment="CENTER">
<children>
<HBox id="map-editor-tools-search-pane" fx:id="toolsSearchPane" alignment="CENTER" prefHeight="50.0" prefWidth="200.0" AnchorPane.leftAnchor="0.0" AnchorPane.rightAnchor="0.0" AnchorPane.topAnchor="00.0">
<children>
<ComboBox id="map-editor-tools-search" fx:id="toolsSearch" editable="true" prefHeight="25.0" prefWidth="185.0" promptText="Search.." styleClass="flat-combo-box"/>
</children>
</HBox>
<ScrollPane id="map-editor-tools-list-pane" fx:id="toolsListPane" fitToHeight="true" fitToWidth="true" prefHeight="328.0" prefWidth="200.0" AnchorPane.bottomAnchor="0.0" AnchorPane.leftAnchor="0.0" AnchorPane.rightAnchor="0.0" AnchorPane.topAnchor="50.0">
<content>
<Accordion id="map-editor-tools-accordion" fx:id="toolsAccordion" prefWidth="185.0" styleClass="flat-accordion">
<panes>
<TitledPane animated="true" text="Empty">
<content>
<ListView prefHeight="200.0" prefWidth="200.0">
<items>
<FXCollections fx:factory="observableArrayList">
<String fx:value="Blank (0x00)"/>
</FXCollections>
</items>
</ListView>
</content>
</TitledPane>
</panes>
</Accordion>
</content>
</ScrollPane>
</children>
</AnchorPane>
</left>
</BorderPane>
正如您所看到的,FXML 非常困惑,而且总体感觉没有必要。
所以我的问题是:如何绘制所有这些,使用尽可能少的网格或如果可能的话不使用网格,同时仍然允许我通过一些方便的 bean 访问网格图 block (列、行、数据等)组件?
最佳答案
创建自定义可绘制网格组件并将其放置在图像上。
代码
Main.java
import javafx.application.Application;
import javafx.beans.value.ChangeListener;
import javafx.beans.value.ObservableValue;
import javafx.event.EventHandler;
import javafx.scene.Node;
import javafx.scene.Scene;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.input.MouseEvent;
import javafx.scene.input.PickResult;
import javafx.scene.layout.Pane;
import javafx.scene.layout.StackPane;
import javafx.stage.Stage;
public class Main extends Application {
boolean showHoverCursor = true;
int rows = 15;
int columns = 20;
double width = 800;
double height = 600;
ImageView imageView = new ImageView( new Image( "https://upload.wikimedia.org/wikipedia/commons/c/c7/Pink_Cat_2.jpg"));
@Override
public void start(Stage primaryStage) {
try {
StackPane root = new StackPane();
// create grid
Grid grid = new Grid( columns, rows, width, height);
MouseGestures mg = new MouseGestures();
// fill grid
for (int row = 0; row < rows; row++) {
for (int column = 0; column < columns; column++) {
Cell cell = new Cell(column, row);
mg.makePaintable(cell);
grid.add(cell, column, row);
}
}
root.getChildren().addAll(imageView, grid);
// create scene and stage
Scene scene = new Scene(root, width, height);
scene.getStylesheets().add(getClass().getResource("application.css").toExternalForm());
primaryStage.setScene(scene);
primaryStage.show();
} catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String[] args) {
launch(args);
}
private class Grid extends Pane {
int rows;
int columns;
double width;
double height;
Cell[][] cells;
public Grid( int columns, int rows, double width, double height) {
this.columns = columns;
this.rows = rows;
this.width = width;
this.height = height;
cells = new Cell[rows][columns];
}
/**
* Add cell to array and to the UI.
*/
public void add(Cell cell, int column, int row) {
cells[row][column] = cell;
double w = width / columns;
double h = height / rows;
double x = w * column;
double y = h * row;
cell.setLayoutX(x);
cell.setLayoutY(y);
cell.setPrefWidth(w);
cell.setPrefHeight(h);
getChildren().add(cell);
}
public Cell getCell(int column, int row) {
return cells[row][column];
}
/**
* Unhighlight all cells
*/
public void unhighlight() {
for( int row=0; row < rows; row++) {
for( int col=0; col < columns; col++) {
cells[row][col].unhighlight();
}
}
}
}
private class Cell extends StackPane {
int column;
int row;
public Cell(int column, int row) {
this.column = column;
this.row = row;
getStyleClass().add("cell");
// Label label = new Label(this.toString());
//
// getChildren().add(label);
setOpacity(0.9);
}
public void highlight() {
// ensure the style is only once in the style list
getStyleClass().remove("cell-highlight");
// add style
getStyleClass().add("cell-highlight");
}
public void unhighlight() {
getStyleClass().remove("cell-highlight");
}
public void hoverHighlight() {
// ensure the style is only once in the style list
getStyleClass().remove("cell-hover-highlight");
// add style
getStyleClass().add("cell-hover-highlight");
}
public void hoverUnhighlight() {
getStyleClass().remove("cell-hover-highlight");
}
public String toString() {
return this.column + "/" + this.row;
}
}
public class MouseGestures {
public void makePaintable( Node node) {
// that's all there is needed for hovering, the other code is just for painting
if( showHoverCursor) {
node.hoverProperty().addListener(new ChangeListener<Boolean>(){
@Override
public void changed(ObservableValue<? extends Boolean> observable, Boolean oldValue, Boolean newValue) {
System.out.println( observable + ": " + newValue);
if( newValue) {
((Cell) node).hoverHighlight();
} else {
((Cell) node).hoverUnhighlight();
}
for( String s: node.getStyleClass())
System.out.println( node + ": " + s);
}
});
}
node.setOnMousePressed( onMousePressedEventHandler);
node.setOnDragDetected( onDragDetectedEventHandler);
node.setOnMouseDragEntered(onMouseDragEnteredEventHandler);
}
EventHandler<MouseEvent> onMousePressedEventHandler = event -> {
Cell cell = (Cell) event.getSource();
if( event.isPrimaryButtonDown()) {
cell.highlight();
} else if( event.isSecondaryButtonDown()) {
cell.unhighlight();
}
};
EventHandler<MouseEvent> onMouseDraggedEventHandler = event -> {
PickResult pickResult = event.getPickResult();
Node node = pickResult.getIntersectedNode();
if( node instanceof Cell) {
Cell cell = (Cell) node;
if( event.isPrimaryButtonDown()) {
cell.highlight();
} else if( event.isSecondaryButtonDown()) {
cell.unhighlight();
}
}
};
EventHandler<MouseEvent> onMouseReleasedEventHandler = event -> {
};
EventHandler<MouseEvent> onDragDetectedEventHandler = event -> {
Cell cell = (Cell) event.getSource();
cell.startFullDrag();
};
EventHandler<MouseEvent> onMouseDragEnteredEventHandler = event -> {
Cell cell = (Cell) event.getSource();
if( event.isPrimaryButtonDown()) {
cell.highlight();
} else if( event.isSecondaryButtonDown()) {
cell.unhighlight();
}
};
}
}
应用程序.css
.cell {
-fx-border-color: dodgerblue;
-fx-border-width: 1px;
}
.cell-highlight {
-fx-background-color:derive(dodgerblue,0.9);
}
.cell-hover-highlight {
-fx-background-color:derive(green,0.9);
}
截图
关于java - 在 JavaFX 中创建可编辑(可绘制)网格,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/36369224/
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