/*

 * quicktime.app: Sample Code for Initial Seeding

 *

 * © 1996, 97 Copyright, Apple Computer

 * All rights reserved

 */

import java.awt.Frame;

import java.awt.Dimension;

import java.awt.BorderLayout;

import java.awt.Insets;

import java.awt.event.*;

import java.io.*;

import java.lang.Math;

import quicktime.qd.*;

import quicktime.*;

import quicktime.std.StdQTConstants;

import quicktime.std.image.GraphicsImporter;

import quicktime.io.QTFile;

import quicktime.util.*;

import quicktime.std.movies.*;

import quicktime.std.image.*;

import quicktime.app.display.QTCanvas;

import quicktime.app.image.*;

/** QuickTime Vector Graphics Example */

// Shows the use of an ImagePresenter to display

// a QuickTime vector

public class QTVector extends Frame implements StdQTConstants, QDConstants {        

    static final int kWidth = 200;

    static final int kHeight = 200;

    static final int kSizeOfSizeAndTagFields = 8;

    static final int kSizeOfZeroAtomHeader   = 0;

    static final int gxEvenOddFill = 3;

    public static void main (String args[]) {

        try {

            QTSession.open();

            new QTVector().show();

        } catch (Exception e) {

            e.printStackTrace();

            QTSession.close();

        }

    }

    QTVector () throws NativeGraphicsException, QTException, IOException {

        super ("QTVector");

        QTCanvas canv = new QTCanvas ();

        add ("Center", canv);

        //ImagePresenter is what will display the QTVector image to the screen.

        ImagePresenter myCurvePresenter = new ImagePresenter (new QDRect (kWidth, kHeight));

//      Create an Image Description and set it to use the the Curve Codec

        ImageDescription curveDescription = ImageDescription.getJavaDefaultPixelDescription (kWidth, kHeight);

        curveDescription.setCType (kVectorCodecType);

        //This call set's up the ImageDescription for the vector graphic. Note that we have not

        //set the image data as this will be set later...

        myCurvePresenter.setImageData (null, curveDescription);

        //The curve info is stored as atoms in an IntEncodedImage

        IntEncodedImage aCurveObject = createACurveObject();

        //Now that we have the Curve Data, we go ahead and set it in the ImagePresenter

        myCurvePresenter.setImageData(aCurveObject);        

        //NOTES::   

        //It is possible  to create multiple vector images as IntEncodedImages and then later 

        //set them as the ImageData in an ImagePresenter

        canv.setClient (myCurvePresenter, true);        

        addWindowListener(new WindowAdapter () {

            public void windowClosing (WindowEvent e) {

                QTSession.close();

                dispose();

            }

            public void windowClosed (WindowEvent e) {

                System.exit(0);

            }

        });     

        pack();

    }

//AWK!!!

// Yes we know it's somewhat ugly to have to build up your image this way. QuickTime 4.0 added

//Curve API's that simplify this tremendously, however those API's are not currently accessible from QTJava. Support for  

//the Curve API's will be added at a later date.

//It is necessary to endian flip the data if you want this to work under MS Windows. On the MacOS the flipNativeToBigEndian32

//calls do nothing since the data is already in BigEndian format.. 

    public IntEncodedImage createACurveObject() throws QTException {

        int     curveSample[] = {   

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 4),EndianOrder.flipNativeToBigEndian32(kCurveAntialiasControlAtom),

        EndianOrder.flipNativeToBigEndian32(kCurveAntialiasOn),

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 4),EndianOrder.flipNativeToBigEndian32(kCurveFillTypeAtom),

        EndianOrder.flipNativeToBigEndian32(gxEvenOddFill),

        // a big white enclosing rectangle (600 x 600)

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 8), EndianOrder.flipNativeToBigEndian32(kCurveARGBColorAtom),

        EndianOrder.flipNativeToBigEndian32(0xffffffff),    // alpha, red

        EndianOrder.flipNativeToBigEndian32(0xffffffff),    // green, blue

                                        // it's white!

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 4*11), EndianOrder.flipNativeToBigEndian32(kCurvePathAtom),

            EndianOrder.flipNativeToBigEndian32(1),         // one contour in path

            EndianOrder.flipNativeToBigEndian32(4),         // four points in path

            EndianOrder.flipNativeToBigEndian32(0x00000000),    // all points are on the curve: it's a rectangle! 

            EndianOrder.flipNativeToBigEndian32(0x00000000), EndianOrder.flipNativeToBigEndian32(0x00000000),   // top left

            EndianOrder.flipNativeToBigEndian32(0x02580000), EndianOrder.flipNativeToBigEndian32(0x00000000),       // top right

            EndianOrder.flipNativeToBigEndian32(0x02580000), EndianOrder.flipNativeToBigEndian32(0x02580000),       // bottom right 

            EndianOrder.flipNativeToBigEndian32(0x00000000), EndianOrder.flipNativeToBigEndian32(0x02580000),       // bottom left

        // a black rounded square, centered at 150,150

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 8), EndianOrder.flipNativeToBigEndian32(kCurveARGBColorAtom),

            EndianOrder.flipNativeToBigEndian32(0x00000000),    // alpha, red

            EndianOrder.flipNativeToBigEndian32(0x00000000),    // green, blue

                                        // it's black!

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 4*11), EndianOrder.flipNativeToBigEndian32(kCurvePathAtom),

            EndianOrder.flipNativeToBigEndian32(1),         // one contour in path

            EndianOrder.flipNativeToBigEndian32(4),         // four points in path

            EndianOrder.flipNativeToBigEndian32(0xffffffff), // all points are off the curve: it's a rounded square! 

            EndianOrder.flipNativeToBigEndian32(0x00640000), EndianOrder.flipNativeToBigEndian32(0x00640000),

            EndianOrder.flipNativeToBigEndian32(0x00C80000), EndianOrder.flipNativeToBigEndian32(0x00640000),

            EndianOrder.flipNativeToBigEndian32(0x00C80000), EndianOrder.flipNativeToBigEndian32(0x00C80000), 

            EndianOrder.flipNativeToBigEndian32(0x00640000), EndianOrder.flipNativeToBigEndian32(0x00C80000),

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 4), EndianOrder.flipNativeToBigEndian32(kCurveFillTypeAtom),

        EndianOrder.flipNativeToBigEndian32(gxEvenOddFill),

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 4), EndianOrder.flipNativeToBigEndian32(kCurvePenThicknessAtom),

        EndianOrder.flipNativeToBigEndian32(0x100000),

        // enable linear gradient for all following atoms

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 4), EndianOrder.flipNativeToBigEndian32(kCurveGradientTypeAtom),

        EndianOrder.flipNativeToBigEndian32(kLinearGradient),

        // define the gradient: red -> green -> red -> blue                                 

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + (12*4)), EndianOrder.flipNativeToBigEndian32(kCurveGradientRecordAtom),

            EndianOrder.flipNativeToBigEndian32(0xffffffff),    // gradient color record 1:

            EndianOrder.flipNativeToBigEndian32(0x00000000),    // red

            EndianOrder.flipNativeToBigEndian32(0x00000000),    // beginning of gradient

            EndianOrder.flipNativeToBigEndian32(0x77770000),    // gradient color record 2:

            EndianOrder.flipNativeToBigEndian32(0xffff0000),    // green

            EndianOrder.flipNativeToBigEndian32(0x00004000),

            EndianOrder.flipNativeToBigEndian32(0x3333ffff),    // gradient color record 3:

            EndianOrder.flipNativeToBigEndian32(0x00000000),    // red

            EndianOrder.flipNativeToBigEndian32(0x0000C000),

            EndianOrder.flipNativeToBigEndian32(0xffff0000),    // gradient color record 4:

            EndianOrder.flipNativeToBigEndian32(0x0000ffff),    // blue

            EndianOrder.flipNativeToBigEndian32(0x00010000),    // end of gradient

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 4), EndianOrder.flipNativeToBigEndian32(kCurveGradientAngleAtom),

            EndianOrder.flipNativeToBigEndian32(0x00450000),    // gradient at 45û angle

        // a green rectangle, centered at 40,40, painted with a linear gradient                                 

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 8), EndianOrder.flipNativeToBigEndian32(kCurveARGBColorAtom),

            EndianOrder.flipNativeToBigEndian32(0x00000000),    // alpha, red

            EndianOrder.flipNativeToBigEndian32(0xffff0000),    // green, blue

                                        // it's green!

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + (4*11)), EndianOrder.flipNativeToBigEndian32(kCurvePathAtom),

            EndianOrder.flipNativeToBigEndian32(1),         // one contour in path

            EndianOrder.flipNativeToBigEndian32(4),         // four points in path

            EndianOrder.flipNativeToBigEndian32(0x00000000),    // all points are on the curve: it's a rectangle! 

            EndianOrder.flipNativeToBigEndian32(0x00100000), EndianOrder.flipNativeToBigEndian32(0x00100000),

            EndianOrder.flipNativeToBigEndian32(0x00400000), EndianOrder.flipNativeToBigEndian32(0x00100000),

            EndianOrder.flipNativeToBigEndian32(0x00400000), EndianOrder.flipNativeToBigEndian32(0x00400000),

            EndianOrder.flipNativeToBigEndian32(0x00100000), EndianOrder.flipNativeToBigEndian32(0x00400000),

        // disable gradient for all following atoms (since no atom data)

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields), EndianOrder.flipNativeToBigEndian32(kCurveGradientRecordAtom),

        // a red rounded square, centered at 50,50

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 8), EndianOrder.flipNativeToBigEndian32(kCurveARGBColorAtom),

            EndianOrder.flipNativeToBigEndian32(0x3333ffff),    // alpha, red

            EndianOrder.flipNativeToBigEndian32(0x00000000),    // green, blue

                                        // it's red!

        EndianOrder.flipNativeToBigEndian32(kSizeOfSizeAndTagFields + 4*11), EndianOrder.flipNativeToBigEndian32(kCurvePathAtom),

            EndianOrder.flipNativeToBigEndian32(1),         // one contour in path

            EndianOrder.flipNativeToBigEndian32(4),         // four points in path

            EndianOrder.flipNativeToBigEndian32(0xffffffff), // all points are off the curve: it's a rounded square! 

            EndianOrder.flipNativeToBigEndian32(0x001e0000), EndianOrder.flipNativeToBigEndian32(0x001e0000),

            EndianOrder.flipNativeToBigEndian32(0x00460000), EndianOrder.flipNativeToBigEndian32(0x001e0000),

            EndianOrder.flipNativeToBigEndian32(0x00460000), EndianOrder.flipNativeToBigEndian32(0x00460000),

            EndianOrder.flipNativeToBigEndian32(0x001e0000), EndianOrder.flipNativeToBigEndian32(0x00460000),

        EndianOrder.flipNativeToBigEndian32(kSizeOfZeroAtomHeader), EndianOrder.flipNativeToBigEndian32(kCurveEndAtom),

        };

        return IntEncodedImage.fromIntArray(curveSample,EncodedImage.kRowBytesUnknown);

    }

}