org.skia.jetskidemo.MainActivity Class Reference

Inheritance diagram for org.skia.jetskidemo.MainActivity:

Classes
class	DemoRuntimeShaderRenderer

Protected Member Functions
void	onCreate (Bundle savedInstanceState)

Static Package Functions
	[static initializer]

Detailed Description

Definition at line 27 of file MainActivity.java.

Member Function Documentation

[static initializer]()

org.skia.jetskidemo.MainActivity.[static initializer]

inlinestaticpackage

onCreate()

void org.skia.jetskidemo.MainActivity.onCreate ( Bundle  savedInstanceState )

inlineprotected

Definition at line 36 of file MainActivity.java.

                                                       {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        Paint p = new Paint();
        p.setColor(new Color(0, 1, 0, 1));
 
        /*
         * Draw into a Java Bitmap through software using Skia's native API.
         * Load the Bitmap into an ImageView.
         * Applies Matrix transformations to canvas
         */
        Bitmap.Config conf = Bitmap.Config.ARGB_8888;
        Bitmap bmp = Bitmap.createBitmap(400, 400, conf);
        Surface bitmapSurface = new Surface(bmp);
        Canvas canvas = bitmapSurface.getCanvas();
 
        canvas.drawRect(0, 0, 100, 100, p);
 
        float[] m = {1, 0, 0, 100,
                0, 1, 0, 100,
                0, 0, 1, 0,
                0, 0, 0, 1};
        p.setColor(new Color(0, 0, 1, 1));
        canvas.save();
        canvas.concat(m);
        canvas.drawRect(0, 0, 100, 100, p);
        canvas.restore();
 
        Image snapshot = bitmapSurface.makeImageSnapshot();
        canvas.drawImage(snapshot, 0, 200);
 
        try {
            Image image = Image.fromStream(getResources().openRawResource(R.raw.brickwork_texture));
            // TODO: Canvas.scale
            canvas.concat(new Matrix().scale(10, 10));
            canvas.drawImage(image, 20, 0, SamplingOptions.CATMULLROM());
        } catch (Exception e) {
            Log.e("JetSki Demo", "Could not load Image resource: " + R.raw.brickwork_texture);
        }
        bitmapImage = findViewById(R.id.bitmapImage);
        bitmapImage.setImageBitmap(bmp);
 
        /*
         * Draw into a SurfaceView's surface with GL
         * The ThreadedSurface is handled by JetSki through native code
         */
        SurfaceView surfaceView = findViewById(R.id.threadedSurface);
        surfaceView.getHolder().addCallback(new ThreadedSurfaceHandler());
 
        /*
         * Draw into a SurfaceView's surface with GL
         * The thread is handled using a util RenderThread provided by JetSki
         */
        SurfaceView runtimeEffectView = findViewById(R.id.runtimeEffect);
        runtimeEffectView.getHolder().addCallback(new DemoRuntimeShaderRenderer());
 
        /*
         * SkottieView added programmatically to view hierarchy
         */
        SkottieView skottieView = new SkottieView(this, R.raw.im_thirsty, new Color(1, 1, 1, 1));
        skottieView.setLayoutParams(new ViewGroup.LayoutParams(400, 400));
        skottieView.setOnClickListener((View v) -> {
            SkottieView s = (SkottieView)v;
            s.pause();
        });
        LinearLayout skottieContainer = findViewById(R.id.skottie_container);
        skottieContainer.addView(skottieView);
    }

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The documentation for this class was generated from the following file:

• third_party/skia/platform_tools/android/apps/jetskidemo/src/main/java/org/skia/jetskidemo/MainActivity.java