Examples with AffineTransform java.awt.geom.AffineTransform used on opensource projects

Example 31 with AffineTransform

use of java.awt.geom.AffineTransform in project android_frameworks_base by ResurrectionRemix.

the class GcSnapshot method doRestore.

private GcSnapshot doRestore() {
    if (mPrevious != null) {
        if (mLocalLayer != null) {
            // prepare to blit the layers in which we have draw, in the layer beneath
            // them, starting with the top one (which is the current local layer).
            int i = mLayers.size() - 1;
            int flags;
            do {
                Layer dstLayer = mLayers.get(i - 1);
                restoreLayer(dstLayer);
                flags = dstLayer.getFlags();
                i--;
            } while (i > 0 && (flags & Canvas.CLIP_TO_LAYER_SAVE_FLAG) == 0);
        }
        // didn't save the matrix? set the current matrix on the previous snapshot
        if ((mFlags & Canvas.MATRIX_SAVE_FLAG) == 0) {
            AffineTransform mtx = getTransform();
            for (Layer layer : mPrevious.mLayers) {
                layer.getGraphics().setTransform(mtx);
            }
        }
        // didn't save the clip? set the current clip on the previous snapshot
        if ((mFlags & Canvas.CLIP_SAVE_FLAG) == 0) {
            Shape clip = getClip();
            for (Layer layer : mPrevious.mLayers) {
                layer.setClip(clip);
            }
        }
    }
    for (Layer layer : mLayers) {
        layer.getGraphics().dispose();
    }
    return mPrevious;
}

Example 32 with AffineTransform

use of java.awt.geom.AffineTransform in project android_frameworks_base by ResurrectionRemix.

the class Matrix_Delegate method native_invert.

@LayoutlibDelegate
static /*package*/
boolean native_invert(long native_object, long inverse) {
    Matrix_Delegate d = sManager.getDelegate(native_object);
    if (d == null) {
        return false;
    }
    Matrix_Delegate inv_mtx = sManager.getDelegate(inverse);
    if (inv_mtx == null) {
        return false;
    }
    try {
        AffineTransform affineTransform = d.getAffineTransform();
        AffineTransform inverseTransform = affineTransform.createInverse();
        inv_mtx.mValues[0] = (float) inverseTransform.getScaleX();
        inv_mtx.mValues[1] = (float) inverseTransform.getShearX();
        inv_mtx.mValues[2] = (float) inverseTransform.getTranslateX();
        inv_mtx.mValues[3] = (float) inverseTransform.getScaleX();
        inv_mtx.mValues[4] = (float) inverseTransform.getShearY();
        inv_mtx.mValues[5] = (float) inverseTransform.getTranslateY();
        return true;
    } catch (NoninvertibleTransformException e) {
        return false;
    }
}

Example 33 with AffineTransform

use of java.awt.geom.AffineTransform in project android_frameworks_base by ResurrectionRemix.

the class Paint_Delegate method updateFontObject.

/**
     * Update the {@link Font} object from the typeface, text size and scaling
     */
@SuppressWarnings("deprecation")
private void updateFontObject() {
    if (mTypeface != null) {
        // Get the fonts from the TypeFace object.
        List<Font> fonts = mTypeface.getFonts(mFontVariant);
        if (fonts.isEmpty()) {
            mFonts = Collections.emptyList();
            return;
        }
        // create new font objects as well as FontMetrics, based on the current text size
        // and skew info.
        int nFonts = fonts.size();
        ArrayList<FontInfo> infoList = new ArrayList<FontInfo>(nFonts);
        //noinspection ForLoopReplaceableByForEach (avoid iterator instantiation)
        for (int i = 0; i < nFonts; i++) {
            Font font = fonts.get(i);
            if (font == null) {
                // If the font is null, add null to infoList. When rendering the text, if this
                // null is reached, a warning will be logged.
                infoList.add(null);
                continue;
            }
            FontInfo info = new FontInfo();
            info.mFont = font.deriveFont(mTextSize);
            if (mTextScaleX != 1.0 || mTextSkewX != 0) {
                // TODO: support skew
                info.mFont = info.mFont.deriveFont(new AffineTransform(mTextScaleX, mTextSkewX, 0, 1, 0, 0));
            }
            // The metrics here don't have anti-aliasing set.
            info.mMetrics = Toolkit.getDefaultToolkit().getFontMetrics(info.mFont);
            infoList.add(info);
        }
        mFonts = Collections.unmodifiableList(infoList);
    }
}

Example 34 with AffineTransform

use of java.awt.geom.AffineTransform in project android_frameworks_base by ResurrectionRemix.

the class Canvas_Delegate method native_setMatrix.

@LayoutlibDelegate
public static void native_setMatrix(long nCanvas, long nMatrix) {
    // get the delegate from the native int.
    Canvas_Delegate canvasDelegate = sManager.getDelegate(nCanvas);
    if (canvasDelegate == null) {
        return;
    }
    Matrix_Delegate matrixDelegate = Matrix_Delegate.getDelegate(nMatrix);
    if (matrixDelegate == null) {
        return;
    }
    // get the current top graphics2D object.
    GcSnapshot snapshot = canvasDelegate.getSnapshot();
    // get the AffineTransform of the given matrix
    AffineTransform matrixTx = matrixDelegate.getAffineTransform();
    // give it to the graphics2D as a new matrix replacing all previous transform
    snapshot.setTransform(matrixTx);
    if (matrixDelegate.hasPerspective()) {
        assert false;
        Bridge.getLog().fidelityWarning(LayoutLog.TAG_MATRIX_AFFINE, "android.graphics.Canvas#setMatrix(android.graphics.Matrix) only " + "supports affine transformations.", null, null);
    }
}

Example 35 with AffineTransform

use of java.awt.geom.AffineTransform in project android_frameworks_base by ResurrectionRemix.

the class Canvas_Delegate method nativeDrawBitmapMatrix.

@LayoutlibDelegate
public static void nativeDrawBitmapMatrix(long nCanvas, Bitmap bitmap, long nMatrix, long nPaint) {
    // get the delegate from the native int.
    Canvas_Delegate canvasDelegate = sManager.getDelegate(nCanvas);
    if (canvasDelegate == null) {
        return;
    }
    // get the delegate from the native int, which can be null
    Paint_Delegate paintDelegate = Paint_Delegate.getDelegate(nPaint);
    // get the delegate from the native int.
    Bitmap_Delegate bitmapDelegate = Bitmap_Delegate.getDelegate(bitmap);
    if (bitmapDelegate == null) {
        return;
    }
    final BufferedImage image = getImageToDraw(bitmapDelegate, paintDelegate, sBoolOut);
    Matrix_Delegate matrixDelegate = Matrix_Delegate.getDelegate(nMatrix);
    if (matrixDelegate == null) {
        return;
    }
    final AffineTransform mtx = matrixDelegate.getAffineTransform();
    canvasDelegate.getSnapshot().draw(new GcSnapshot.Drawable() {

        @Override
        public void draw(Graphics2D graphics, Paint_Delegate paint) {
            if (paint != null && paint.isFilterBitmap()) {
                graphics.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
            }
            //FIXME add support for canvas, screen and bitmap densities.
            graphics.drawImage(image, mtx, null);
        }
    }, paintDelegate, true, /*compositeOnly*/
    false);
}