package jira;

import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.Scene;
import javafx.scene.canvas.Canvas;
import javafx.scene.canvas.GraphicsContext;
import javafx.scene.paint.Color;
import javafx.scene.paint.CycleMethod;
import javafx.scene.paint.LinearGradient;
import javafx.scene.paint.Stop;
import javafx.scene.text.Font;
import javafx.scene.text.Text;
import javafx.stage.Stage;

public class RT37327 extends Application {
    public static final int W = 300;
    public static final int H = 300;

    @Override
    public void start(Stage stage) {
        Canvas c = new Canvas(W*2, H);

        LinearGradient lg =
            new LinearGradient(0, 0, W/4.0, 0, false, CycleMethod.REFLECT,
                               new Stop(0, Color.YELLOW),
                               new Stop(1, Color.BLUE));

        GraphicsContext gc = c.getGraphicsContext2D();
        String string = "MMMMMMMMMMMMMMMMMMMMM";
        gc.setFill(lg);
        gc.setFont(Font.font(35));
        gc.fillText(string, 4, 100);
        Text text = new Text(string);
        text.setFont(gc.getFont());
        double width = text.getLayoutBounds().getWidth();

        double scale = 4;
        gc.setFont(Font.font(35*scale));
        gc.save();
        gc.scale(1, 1/scale); //not altering scale X
        gc.fillText(string, 4, 150*scale, width); //getting a free x scale from width
        gc.restore();

//        scale = 1;
        gc.scale(1/scale, 1/scale);
        gc.fillText(string, 4*scale, 200*scale); //no max width

        Scene scene = new Scene(new Group(c), W*2, H);
        stage.setScene(scene);
        stage.show();

    }


    public static void main(String[] args) {
        launch(args);
    }
}