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import javafx.scene.Group;
import javafx.scene.Cursor;
import javafx.scene.text.Font;
import javafx.scene.text.Text;
import javafx.scene.paint.Color;
import javafx.scene.paint.RadialGradient;
import javafx.scene.paint.CycleMethod;
import javafx.scene.paint.Stop;
import javafx.scene.shape.*;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.effect.*;
import javafx.scene.effect.light.*;
import javafx.scene.layout.HBox;
import javafx.scene.layout.VBox;
import javafx.stage.Stage;
import javafx.scene.Scene;



//Shadow

var shadow1 =   Group{content:[
        Circle{centerX: 30  centerY:40 radius:20  fill: Color.RED opacity: 0.8 cursor: Cursor.HAND},
        Line {startX: 20 startY: 30  endX: 40  endY: 50 stroke: Color.WHITE strokeWidth: 2},
        Line {startX: 20 startY: 50  endX: 40  endY: 30 stroke: Color.WHITE strokeWidth: 2}
    ]
    effect: DropShadow{offsetX:5 offsetY:5 color: Color.BLACK}
};

var shadow2 =  Group{content:[
        Circle{centerX: 50  centerY:40 radius:20  fill: Color.RED opacity: 0.8 },
        Line {startX: 40 startY: 30  endX: 60  endY: 50 stroke: Color.WHITE strokeWidth: 2},
        Line {startX: 40 startY: 50  endX: 60  endY: 30 stroke: Color.WHITE strokeWidth: 2}
    ]
    effect: InnerShadow{offsetX:5 offsetY:5 color: Color.BLACK}
};

var shadow3 =  Group{content:[
        Circle{centerX: 40  centerY:40 radius:20  fill: Color.RED opacity: 0.8 effect: DropShadow{offsetX: -5 offsetY: 10 color: Color.BLACK}},
        Line {startX: 30 startY: 30  endX: 50  endY: 50 stroke: Color.WHITE strokeWidth: 2},
        Line {startX: 30 startY: 50  endX: 50  endY: 30 stroke: Color.WHITE strokeWidth: 2}
    ]
    effect: InnerShadow{offsetX: -5 color:  Color.BLACK}
};


var shadow4 =  Group{content:[
        Circle{centerX: 30  centerY:40 radius:20  fill: Color.RED opacity: 0.8},
        Line {startX: 20 startY: 30  endX: 40  endY: 50 stroke: Color.WHITE strokeWidth: 2},
        Line {startX: 20 startY: 50  endX: 40  endY: 30 stroke: Color.WHITE strokeWidth: 2}
    ]

    effect: Blend{
        topInput: DropShadow {offsetX: 4 offsetY: 4 radius: 6 color: Color.DARKBLUE}
        bottomInput: DropShadow {offsetX: -4 offsetY: 4 radius: 6 color: Color.DARKMAGENTA}
    }
};

//Lighting

var lighting1 =     Group{content:[
        Circle{centerX: 30  centerY:20 radius:20  fill: Color.RED opacity: 0.9},
        Line {startX: 20 startY: 10  endX: 40  endY: 30 stroke: Color.WHITE strokeWidth: 2},
        Line {startX: 20 startY: 30  endX: 40  endY: 10 stroke: Color.WHITE strokeWidth: 2}
    ]
    effect: Lighting{
        light: DistantLight{azimuth: 90}}
};

var lighting2 =     Group{content:[
        Circle{centerX: 30  centerY:20 radius:20  fill: Color.RED opacity: 0.9},
        Line {startX: 20 startY: 10  endX: 40  endY: 30 stroke: Color.WHITE strokeWidth: 2},
        Line {startX: 20 startY: 30  endX: 40  endY: 10 stroke: Color.WHITE strokeWidth: 2}
    ]
    effect: Lighting{
        light: DistantLight{azimuth: 270}}
};

var lighting3 =     Group{content:[
        Circle{centerX: 30  centerY:20 radius:20  fill: Color.RED opacity: 0.9},
        Line {startX: 20 startY: 10  endX: 40  endY: 30 stroke: Color.WHITE strokeWidth: 2},
        Line {startX: 20 startY: 30  endX: 40  endY: 10 stroke: Color.WHITE strokeWidth: 2}
    ]
    effect: Lighting{light: PointLight{x: 15 y: 15 z: 5}}
};

var lighting4 =   Group{content:[
        Circle{centerX: 30  centerY:20 radius:20  fill: Color.RED opacity: 0.9},
        Line {startX: 20 startY: 10  endX: 40  endY: 30 stroke: Color.WHITE strokeWidth: 2},
        Line {startX: 20 startY: 30  endX: 40  endY: 10 stroke: Color.WHITE strokeWidth: 2}
    ]
    effect: Lighting{light: SpotLight {x: 0 y: 10 z: 10 pointsAtX: 20 pointsAtY: 20 pointsAtZ: 0 specularExponent: 2}}

};

//Blur


var blur1 = Rectangle{x:5 y:25 width: 100 height: 50
    fill: RadialGradient{
        centerX: 55, centerY: 50, radius: 10, proportional: false
        cycleMethod: CycleMethod.REFLECT
        stops: [
            Stop{offset: 0.3 color: Color.DARKGREEN},
            Stop{offset: 1.0 color: Color.WHITE}
        ]
    }
    effect: GaussianBlur{radius: 5 }};

var blur2 =        Rectangle{x:5 y: 25 width: 100 height: 50
    fill: RadialGradient{
        centerX: 55, centerY: 50, radius: 10, proportional: false
        cycleMethod: CycleMethod.REFLECT
        stops: [
            Stop{offset: 0.3 color: Color.DARKGREEN},
            Stop{offset: 1.0 color: Color.WHITE}
        ]
    }
    effect: MotionBlur{
        angle: 45
        input: InnerShadow {offsetX: 4 offsetY: 4 radius: 6 color: Color.YELLOW}
        radius: 10
}};

//Reflection

var reflection = Text{x: 10 y: 42 content: "Reflection" fill: Color.SEAGREEN font: Font{size:20 name: "Verdana"}
    effect:  Reflection {fraction: 0.9  topOpacity: 0.9 topOffset: 0.1}};


//Glow
def imageDuke = Image{url: "{__DIR__}penduke.gif"};
var glow = ImageView{image: imageDuke effect: Glow{level: 1 }};

//Sepia Tone
var sepia = ImageView{image: imageDuke effect: SepiaTone {level: 0.8}};

//Color Adjust
def strawberry = Image{ url: "{__DIR__}strawberry.jpg"};
var originalPic = ImageView{image: strawberry};

var contrast = ImageView{image: strawberry effect:  ColorAdjust{contrast: 2}};

var hue = ImageView{image: strawberry effect:  ColorAdjust{hue: 1.0}};



//Perspective transformation

var original =             ImageView{
                                        image: imageDuke
                                       
                           }//ImageView

var transformed =           ImageView{
                                        image: imageDuke
                                        
                                        effect: PerspectiveTransform {
                                            ulx: 40   uly: 20
                                            urx: 104  ury: 20
                                            lrx: 134  lry: 115
                                            llx: 10   lly: 105
                                        }
                                    }//ImageView


Stage {
    title: "Effects"
    width: 420
    height: 700
    visible: true
    scene: Scene{
        content:
            VBox{
                translateY: 10
                spacing: 25
                content:[
                    HBox{spacing: 40 content:[shadow1, shadow2,  shadow3, shadow4]},
                    HBox{spacing: 50 content: [lighting1, lighting2, lighting3, lighting4]},
                    HBox{spacing: 15 content:[blur1, blur2, reflection]},
                    HBox{spacing: 25 content:[glow, sepia]},
                    HBox{spacing: 40 content:[originalPic, contrast, hue] translateY: 20},
		    HBox{spacing: 20 content:[original, transformed] translateY: 25}
                ]
            }//VBox

    }//Scene
}//Stage