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FirefighterGrid.java 3.00 KiB
package view;
import javafx.scene.canvas.Canvas;
import javafx.scene.paint.Color;
import javafx.util.Pair;
import util.Position;
import java.util.List;
public class FirefighterGrid extends Canvas implements Grid<ViewElement>{
private void paintElementAtPosition(ViewElement element, Position position) {
paintBox(position.row(), position.column(), element.color);
}
private int boxWidth;
private int boxHeight;
private int columnCount;
private int rowCount;
@Override
public void repaint(List<Pair<Position, ViewElement>> positionedElements) {
clear(positionedElements);
paint(positionedElements);
paintLines();
}
private void clear(List<Pair<Position, ViewElement>> positionedElements) {
for (Pair<Position, ViewElement> positionElement : positionedElements) {
Position position = positionElement.getKey();
clearBox(position.row(), position.column());
}
}
private void paint(List<Pair<Position, ViewElement>> positionedElements) {
for(Pair<Position, ViewElement> pair : positionedElements){
paintElementAtPosition(pair.getValue(), pair.getKey());
}
}
@Override
public void repaint(ViewElement[][] elements) {
clear();
paint(elements);
paintLines();
}
private void clear() {
getGraphicsContext2D().clearRect(0,0,getWidth(), getHeight());
}
private void paint(ViewElement[][] elements) {
for(int column = 0; column < columnCount; column++)
for(int row = 0; row < rowCount; row++){
paintElementAtPosition(elements[row][column], new Position(row, column));
}
}
public int columnCount() {
return columnCount;
}
public int rowCount() {
return rowCount;
}
@Override
public void setDimensions(int columnCount, int rowCount, int boxWidth, int boxHeight) {
this.boxWidth = boxWidth;
this.boxHeight = boxHeight;
this.columnCount = columnCount;
this.rowCount = rowCount;
super.setWidth(boxWidth * columnCount);
super.setHeight(boxHeight * rowCount);
}
private void paintLines(){
paintHorizontalLines();
paintVerticalLines();
}
private void paintVerticalLines() {
for(int column = 0; column < columnCount; column++)
getGraphicsContext2D().strokeLine(column * boxWidth, 0,column * boxWidth, getHeight());
}
private void paintHorizontalLines() {
for(int row = 0; row < rowCount; row++)
getGraphicsContext2D().strokeLine(0, row * boxHeight, getWidth(), row * boxHeight);
}
private void paintBox(int row, int column, Color color){
getGraphicsContext2D().setFill(color);
getGraphicsContext2D().fillRect(column * boxWidth,row * boxHeight, boxWidth, boxHeight);
}
private void clearBox(int row, int column){
getGraphicsContext2D().clearRect(column * boxWidth,row * boxHeight, boxWidth, boxHeight);
}
}