diff options
8 files changed, 1246 insertions, 1070 deletions
diff --git a/tools/layoutlib/bridge/.classpath b/tools/layoutlib/bridge/.classpath index 70140d8..d3bcb6c 100644 --- a/tools/layoutlib/bridge/.classpath +++ b/tools/layoutlib/bridge/.classpath @@ -6,7 +6,7 @@ <classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/3"/> <classpathentry kind="var" path="ANDROID_SRC/prebuilt/common/layoutlib_api/layoutlib_api-prebuilt.jar"/> <classpathentry kind="var" path="ANDROID_SRC/prebuilt/common/kxml2/kxml2-2.3.0.jar" sourcepath="/ANDROID_SRC/dalvik/libcore/xml/src/main/java"/> - <classpathentry kind="var" path="ANDROID_OUT_FRAMEWORK/layoutlib.jar" sourcepath="/ANDROID_SRC/frameworks/base/core/java"/> + <classpathentry kind="var" path="ANDROID_PLAT_OUT_FRAMEWORK/layoutlib.jar" sourcepath="/ANDROID_PLAT_SRC/frameworks/base"/> <classpathentry kind="var" path="ANDROID_OUT_FRAMEWORK/ninepatch.jar" sourcepath="/ANDROID_SRC/development/tools/ninepatch/src"/> <classpathentry kind="output" path="bin"/> </classpath> diff --git a/tools/layoutlib/bridge/src/android/graphics/Canvas.java b/tools/layoutlib/bridge/src/android/graphics/Canvas.java index 1e1aba9..0dccc0d6 100644 --- a/tools/layoutlib/bridge/src/android/graphics/Canvas.java +++ b/tools/layoutlib/bridge/src/android/graphics/Canvas.java @@ -18,13 +18,6 @@ package android.graphics; import com.android.layoutlib.api.ILayoutLog; -import android.graphics.DrawFilter; -import android.graphics.Picture; -import android.graphics.PorterDuff; -import android.graphics.Rect; -import android.graphics.RectF; -import android.graphics.Region; -import android.graphics.Xfermode; import android.graphics.Paint.Align; import android.graphics.Paint.FontInfo; import android.graphics.Paint.Style; @@ -42,8 +35,6 @@ import java.awt.image.BufferedImage; import java.util.List; import java.util.Stack; -import javax.microedition.khronos.opengles.GL; - /** * Re-implementation of the Canvas, 100% in java on top of a BufferedImage. */ @@ -509,7 +500,7 @@ public class Canvas extends _Original_Canvas { // get the Graphics2D current matrix AffineTransform currentTx = g.getTransform(); // get the AffineTransform from the matrix - AffineTransform matrixTx = matrix.getTransform(); + AffineTransform matrixTx = Matrix_Delegate.getAffineTransform(matrix); // combine them so that the matrix is applied after. currentTx.preConcatenate(matrixTx); @@ -969,9 +960,9 @@ public class Canvas extends _Original_Canvas { Graphics2D g = getGraphics2d(); // and apply the matrix - g.setTransform(matrix.getTransform()); + g.setTransform(Matrix_Delegate.getAffineTransform(matrix)); - if (mLogger != null && matrix.hasPerspective()) { + if (mLogger != null && Matrix_Delegate.hasPerspective(matrix)) { mLogger.warning("android.graphics.Canvas#setMatrix(android.graphics.Matrix) only supports affine transformations in the Layout Editor."); } } @@ -987,7 +978,7 @@ public class Canvas extends _Original_Canvas { // get its current matrix AffineTransform currentTx = g.getTransform(); // get the AffineTransform of the given matrix - AffineTransform matrixTx = matrix.getTransform(); + AffineTransform matrixTx = Matrix_Delegate.getAffineTransform(matrix); // combine them so that the given matrix is applied after. currentTx.preConcatenate(matrixTx); diff --git a/tools/layoutlib/bridge/src/android/graphics/Matrix.java b/tools/layoutlib/bridge/src/android/graphics/Matrix.java deleted file mode 100644 index 9e30671..0000000 --- a/tools/layoutlib/bridge/src/android/graphics/Matrix.java +++ /dev/null @@ -1,1032 +0,0 @@ -/* - * Copyright (C) 2008 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package android.graphics; - -import java.awt.geom.AffineTransform; -import java.awt.geom.NoninvertibleTransformException; - - -/** - * A matrix implementation overridden by the LayoutLib bridge. - */ -public class Matrix extends _Original_Matrix { - - float mValues[] = new float[9]; - - /** - * Create an identity matrix - */ - public Matrix() { - reset(); - } - - /** - * Create a matrix that is a (deep) copy of src - * @param src The matrix to copy into this matrix - */ - public Matrix(Matrix src) { - set(src); - } - - /** - * Creates a Matrix object from the float array. The array becomes the internal storage - * of the object. - * @param data - */ - private Matrix(float[] data) { - assert data.length != 9; - mValues = data; - } - - //---------- Custom Methods - - /** - * Adds the given transformation to the current Matrix - * <p/>This in effect does this = this*matrix - * @param matrix - */ - private void addTransform(float[] matrix) { - float[] tmp = new float[9]; - - // first row - tmp[0] = matrix[0] * mValues[0] + matrix[1] * mValues[3] + matrix[2] * mValues[6]; - tmp[1] = matrix[0] * mValues[1] + matrix[1] * mValues[4] + matrix[2] * mValues[7]; - tmp[2] = matrix[0] * mValues[2] + matrix[1] * mValues[5] + matrix[2] * mValues[8]; - - // 2nd row - tmp[3] = matrix[3] * mValues[0] + matrix[4] * mValues[3] + matrix[5] * mValues[6]; - tmp[4] = matrix[3] * mValues[1] + matrix[4] * mValues[4] + matrix[5] * mValues[7]; - tmp[5] = matrix[3] * mValues[2] + matrix[4] * mValues[5] + matrix[5] * mValues[8]; - - // 3rd row - tmp[6] = matrix[6] * mValues[0] + matrix[7] * mValues[3] + matrix[8] * mValues[6]; - tmp[7] = matrix[6] * mValues[1] + matrix[7] * mValues[4] + matrix[8] * mValues[7]; - tmp[8] = matrix[6] * mValues[2] + matrix[7] * mValues[5] + matrix[8] * mValues[8]; - - // copy the result over to mValues - mValues = tmp; - } - - public AffineTransform getTransform() { - // the AffineTransform constructor takes the value in a different order - // for a matrix [ 0 1 2 ] - // [ 3 4 5 ] - // the order is 0, 3, 1, 4, 2, 5... - return new AffineTransform(mValues[0], mValues[3], mValues[1], - mValues[4], mValues[2], mValues[5]); - } - - public boolean hasPerspective() { - return (mValues[6] != 0 || mValues[7] != 0 || mValues[8] != 1); - } - - //---------- - - /** - * Returns true if the matrix is identity. - * This maybe faster than testing if (getType() == 0) - */ - @Override - public boolean isIdentity() { - for (int i = 0, k = 0; i < 3; i++) { - for (int j = 0; j < 3; j++, k++) { - if (mValues[k] != ((i==j) ? 1 : 0)) { - return false; - } - } - } - - return true; - } - - /** - * Returns true if will map a rectangle to another rectangle. This can be - * true if the matrix is identity, scale-only, or rotates a multiple of 90 - * degrees. - */ - @Override - public boolean rectStaysRect() { - return (computeTypeMask() & kRectStaysRect_Mask) != 0; - } - - /** - * (deep) copy the src matrix into this matrix. If src is null, reset this - * matrix to the identity matrix. - */ - public void set(Matrix src) { - if (src == null) { - reset(); - } else { - System.arraycopy(src.mValues, 0, mValues, 0, mValues.length); - } - } - - @Override - public void set(_Original_Matrix src) { - throw new UnsupportedOperationException("CALL TO PARENT FORBIDDEN"); - } - - /** Returns true if obj is a Matrix and its values equal our values. - */ - @Override - public boolean equals(Object obj) { - if (obj != null && obj instanceof Matrix) { - Matrix matrix = (Matrix)obj; - for (int i = 0 ; i < 9 ; i++) { - if (mValues[i] != matrix.mValues[i]) { - return false; - } - } - - return true; - } - - return false; - } - - /** Set the matrix to identity */ - @Override - public void reset() { - for (int i = 0, k = 0; i < 3; i++) { - for (int j = 0; j < 3; j++, k++) { - mValues[k] = ((i==j) ? 1 : 0); - } - } - } - - /** Set the matrix to translate by (dx, dy). */ - @Override - public void setTranslate(float dx, float dy) { - mValues[0] = 1; - mValues[1] = 0; - mValues[2] = dx; - mValues[3] = 0; - mValues[4] = 1; - mValues[5] = dy; - mValues[6] = 0; - mValues[7] = 0; - mValues[8] = 1; - } - - /** - * Set the matrix to scale by sx and sy, with a pivot point at (px, py). - * The pivot point is the coordinate that should remain unchanged by the - * specified transformation. - */ - @Override - public void setScale(float sx, float sy, float px, float py) { - // TODO: do it in one pass - - // translate so that the pivot is in 0,0 - mValues[0] = 1; - mValues[1] = 0; - mValues[2] = -px; - mValues[3] = 0; - mValues[4] = 1; - mValues[5] = -py; - mValues[6] = 0; - mValues[7] = 0; - mValues[8] = 1; - - // scale - addTransform(new float[] { sx, 0, 0, 0, sy, 0, 0, 0, 1 }); - // translate back the pivot - addTransform(new float[] { 1, 0, px, 0, 1, py, 0, 0, 1 }); - } - - /** Set the matrix to scale by sx and sy. */ - @Override - public void setScale(float sx, float sy) { - mValues[0] = sx; - mValues[1] = 0; - mValues[2] = 0; - mValues[3] = 0; - mValues[4] = sy; - mValues[5] = 0; - mValues[6] = 0; - mValues[7] = 0; - mValues[8] = 1; - } - - /** - * Set the matrix to rotate by the specified number of degrees, with a pivot - * point at (px, py). The pivot point is the coordinate that should remain - * unchanged by the specified transformation. - */ - @Override - public void setRotate(float degrees, float px, float py) { - // TODO: do it in one pass - - // translate so that the pivot is in 0,0 - mValues[0] = 1; - mValues[1] = 0; - mValues[2] = -px; - mValues[3] = 0; - mValues[4] = 1; - mValues[5] = -py; - mValues[6] = 0; - mValues[7] = 0; - mValues[8] = 1; - - // scale - double rad = Math.toRadians(degrees); - float cos = (float)Math.cos(rad); - float sin = (float)Math.sin(rad); - addTransform(new float[] { cos, -sin, 0, sin, cos, 0, 0, 0, 1 }); - // translate back the pivot - addTransform(new float[] { 1, 0, px, 0, 1, py, 0, 0, 1 }); - } - - /** - * Set the matrix to rotate about (0,0) by the specified number of degrees. - */ - @Override - public void setRotate(float degrees) { - double rad = Math.toRadians(degrees); - float cos = (float)Math.cos(rad); - float sin = (float)Math.sin(rad); - - mValues[0] = cos; - mValues[1] = -sin; - mValues[2] = 0; - mValues[3] = sin; - mValues[4] = cos; - mValues[5] = 0; - mValues[6] = 0; - mValues[7] = 0; - mValues[8] = 1; - } - - /** - * Set the matrix to rotate by the specified sine and cosine values, with a - * pivot point at (px, py). The pivot point is the coordinate that should - * remain unchanged by the specified transformation. - */ - @Override - public void setSinCos(float sinValue, float cosValue, float px, float py) { - // TODO: do it in one pass - - // translate so that the pivot is in 0,0 - mValues[0] = 1; - mValues[1] = 0; - mValues[2] = -px; - mValues[3] = 0; - mValues[4] = 1; - mValues[5] = -py; - mValues[6] = 0; - mValues[7] = 0; - mValues[8] = 1; - - // scale - addTransform(new float[] { cosValue, -sinValue, 0, sinValue, cosValue, 0, 0, 0, 1 }); - // translate back the pivot - addTransform(new float[] { 1, 0, px, 0, 1, py, 0, 0, 1 }); - } - - /** Set the matrix to rotate by the specified sine and cosine values. */ - @Override - public void setSinCos(float sinValue, float cosValue) { - mValues[0] = cosValue; - mValues[1] = -sinValue; - mValues[2] = 0; - mValues[3] = sinValue; - mValues[4] = cosValue; - mValues[5] = 0; - mValues[6] = 0; - mValues[7] = 0; - mValues[8] = 1; - } - - /** - * Set the matrix to skew by sx and sy, with a pivot point at (px, py). - * The pivot point is the coordinate that should remain unchanged by the - * specified transformation. - */ - @Override - public void setSkew(float kx, float ky, float px, float py) { - // TODO: do it in one pass - - // translate so that the pivot is in 0,0 - mValues[0] = 1; - mValues[1] = 0; - mValues[2] = -px; - mValues[3] = 0; - mValues[4] = 1; - mValues[5] = -py; - mValues[6] = 0; - mValues[7] = 0; - mValues[8] = 1; - - // scale - addTransform(new float[] { 1, kx, 0, ky, 1, 0, 0, 0, 1 }); - // translate back the pivot - addTransform(new float[] { 1, 0, px, 0, 1, py, 0, 0, 1 }); - } - - /** Set the matrix to skew by sx and sy. */ - @Override - public void setSkew(float kx, float ky) { - mValues[0] = 1; - mValues[1] = kx; - mValues[2] = -0; - mValues[3] = ky; - mValues[4] = 1; - mValues[5] = 0; - mValues[6] = 0; - mValues[7] = 0; - mValues[8] = 1; - } - - /** - * Set the matrix to the concatenation of the two specified matrices, - * returning true if the the result can be represented. Either of the two - * matrices may also be the target matrix. this = a * b - */ - public boolean setConcat(Matrix a, Matrix b) { - if (a == this) { - preConcat(b); - } else if (b == this) { - postConcat(b); - } else { - Matrix tmp = new Matrix(b); - tmp.addTransform(a.mValues); - set(tmp); - } - - return true; - } - - @Override - public boolean setConcat(_Original_Matrix a, _Original_Matrix b) { - throw new UnsupportedOperationException("CALL TO PARENT FORBIDDEN"); - } - - /** - * Preconcats the matrix with the specified translation. - * M' = M * T(dx, dy) - */ - @Override - public boolean preTranslate(float dx, float dy) { - // create a matrix that will be multiply by this - Matrix m = new Matrix(new float[] { 1, 0, dx, 0, 1, dy, 0, 0, 1 }); - m.addTransform(this.mValues); - - System.arraycopy(m.mValues, 0, mValues, 0, 9); - return true; - } - - /** - * Preconcats the matrix with the specified scale. - * M' = M * S(sx, sy, px, py) - */ - @Override - public boolean preScale(float sx, float sy, float px, float py) { - Matrix m = new Matrix(); - m.setScale(sx, sy, px, py); - m.addTransform(mValues); - set(m); - - return true; - } - - /** - * Preconcats the matrix with the specified scale. - * M' = M * S(sx, sy) - */ - @Override - public boolean preScale(float sx, float sy) { - Matrix m = new Matrix(); - m.setScale(sx, sy); - m.addTransform(mValues); - set(m); - - return true; - } - - /** - * Preconcats the matrix with the specified rotation. - * M' = M * R(degrees, px, py) - */ - @Override - public boolean preRotate(float degrees, float px, float py) { - Matrix m = new Matrix(); - m.setRotate(degrees, px, py); - m.addTransform(mValues); - set(m); - - return true; - } - - /** - * Preconcats the matrix with the specified rotation. - * M' = M * R(degrees) - */ - @Override - public boolean preRotate(float degrees) { - Matrix m = new Matrix(); - m.setRotate(degrees); - m.addTransform(mValues); - set(m); - - return true; - } - - /** - * Preconcats the matrix with the specified skew. - * M' = M * K(kx, ky, px, py) - */ - @Override - public boolean preSkew(float kx, float ky, float px, float py) { - Matrix m = new Matrix(); - m.setSkew(kx, ky, px, py); - m.addTransform(mValues); - set(m); - - return true; - } - - /** - * Preconcats the matrix with the specified skew. - * M' = M * K(kx, ky) - */ - @Override - public boolean preSkew(float kx, float ky) { - Matrix m = new Matrix(); - m.setSkew(kx, ky); - m.addTransform(mValues); - set(m); - - return true; - } - - /** - * Preconcats the matrix with the specified matrix. - * M' = M * other - */ - public boolean preConcat(Matrix other) { - Matrix m = new Matrix(other); - other.addTransform(mValues); - set(m); - - return true; - } - - @Override - public boolean preConcat(_Original_Matrix other) { - throw new UnsupportedOperationException("CALL TO PARENT FORBIDDEN"); - } - - /** - * Postconcats the matrix with the specified translation. - * M' = T(dx, dy) * M - */ - @Override - public boolean postTranslate(float dx, float dy) { - addTransform(new float[] { 1, 0, dx, 0, 1, dy, 0, 0, 1 }); - return true; - } - - /** - * Postconcats the matrix with the specified scale. - * M' = S(sx, sy, px, py) * M - */ - @Override - public boolean postScale(float sx, float sy, float px, float py) { - // TODO: do it in one pass - // translate so that the pivot is in 0,0 - addTransform(new float[] { 1, 0, -px, 0, 1, py, 0, 0, 1 }); - // scale - addTransform(new float[] { sx, 0, 0, 0, sy, 0, 0, 0, 1 }); - // translate back the pivot - addTransform(new float[] { 1, 0, px, 0, 1, py, 0, 0, 1 }); - - return true; - } - - /** - * Postconcats the matrix with the specified scale. - * M' = S(sx, sy) * M - */ - @Override - public boolean postScale(float sx, float sy) { - addTransform(new float[] { sx, 0, 0, 0, sy, 0, 0, 0, 1 }); - return true; - } - - /** - * Postconcats the matrix with the specified rotation. - * M' = R(degrees, px, py) * M - */ - @Override - public boolean postRotate(float degrees, float px, float py) { - // TODO: do it in one pass - // translate so that the pivot is in 0,0 - addTransform(new float[] { 1, 0, -px, 0, 1, py, 0, 0, 1 }); - // scale - double rad = Math.toRadians(degrees); - float cos = (float)Math.cos(rad); - float sin = (float)Math.sin(rad); - addTransform(new float[] { cos, -sin, 0, sin, cos, 0, 0, 0, 1 }); - // translate back the pivot - addTransform(new float[] { 1, 0, px, 0, 1, py, 0, 0, 1 }); - - return true; - } - - /** - * Postconcats the matrix with the specified rotation. - * M' = R(degrees) * M - */ - @Override - public boolean postRotate(float degrees) { - double rad = Math.toRadians(degrees); - float cos = (float)Math.cos(rad); - float sin = (float)Math.sin(rad); - addTransform(new float[] { cos, -sin, 0, sin, cos, 0, 0, 0, 1 }); - - return true; - } - - /** - * Postconcats the matrix with the specified skew. - * M' = K(kx, ky, px, py) * M - */ - @Override - public boolean postSkew(float kx, float ky, float px, float py) { - // TODO: do it in one pass - // translate so that the pivot is in 0,0 - addTransform(new float[] { 1, 0, -px, 0, 1, py, 0, 0, 1 }); - // scale - addTransform(new float[] { 1, kx, 0, ky, 1, 0, 0, 0, 1 }); - // translate back the pivot - addTransform(new float[] { 1, 0, px, 0, 1, py, 0, 0, 1 }); - - return true; - } - - /** - * Postconcats the matrix with the specified skew. - * M' = K(kx, ky) * M - */ - @Override - public boolean postSkew(float kx, float ky) { - addTransform(new float[] { 1, kx, 0, ky, 1, 0, 0, 0, 1 }); - - return true; - } - - /** - * Postconcats the matrix with the specified matrix. - * M' = other * M - */ - public boolean postConcat(Matrix other) { - addTransform(other.mValues); - - return true; - } - - @Override - public boolean postConcat(_Original_Matrix other) { - throw new UnsupportedOperationException("CALL TO PARENT FORBIDDEN"); - } - - /** Controlls how the src rect should align into the dst rect for - setRectToRect(). - */ - public enum ScaleToFit { - /** - * Scale in X and Y independently, so that src matches dst exactly. - * This may change the aspect ratio of the src. - */ - FILL (0), - /** - * Compute a scale that will maintain the original src aspect ratio, - * but will also ensure that src fits entirely inside dst. At least one - * axis (X or Y) will fit exactly. START aligns the result to the - * left and top edges of dst. - */ - START (1), - /** - * Compute a scale that will maintain the original src aspect ratio, - * but will also ensure that src fits entirely inside dst. At least one - * axis (X or Y) will fit exactly. The result is centered inside dst. - */ - CENTER (2), - /** - * Compute a scale that will maintain the original src aspect ratio, - * but will also ensure that src fits entirely inside dst. At least one - * axis (X or Y) will fit exactly. END aligns the result to the - * right and bottom edges of dst. - */ - END (3); - - // the native values must match those in SkMatrix.h - ScaleToFit(int nativeInt) { - this.nativeInt = nativeInt; - } - final int nativeInt; - } - - /** - * Set the matrix to the scale and translate values that map the source - * rectangle to the destination rectangle, returning true if the result - * can be represented. - * - * @param src the source rectangle to map from. - * @param dst the destination rectangle to map to. - * @param stf the ScaleToFit option - * @return true if the matrix can be represented by the rectangle mapping. - */ - public boolean setRectToRect(RectF src, RectF dst, ScaleToFit stf) { - if (dst == null || src == null) { - throw new NullPointerException(); - } - - if (src.isEmpty()) { - reset(); - return false; - } - - if (dst.isEmpty()) { - mValues[0] = mValues[1] = mValues[2] = mValues[3] = mValues[4] = mValues[5] - = mValues[6] = mValues[7] = 0; - mValues[8] = 1; - } else { - float tx, sx = dst.width() / src.width(); - float ty, sy = dst.height() / src.height(); - boolean xLarger = false; - - if (stf != ScaleToFit.FILL) { - if (sx > sy) { - xLarger = true; - sx = sy; - } else { - sy = sx; - } - } - - tx = dst.left - src.left * sx; - ty = dst.top - src.top * sy; - if (stf == ScaleToFit.CENTER || stf == ScaleToFit.END) { - float diff; - - if (xLarger) { - diff = dst.width() - src.width() * sy; - } else { - diff = dst.height() - src.height() * sy; - } - - if (stf == ScaleToFit.CENTER) { - diff = diff / 2; - } - - if (xLarger) { - tx += diff; - } else { - ty += diff; - } - } - - mValues[0] = sx; - mValues[4] = sy; - mValues[2] = tx; - mValues[5] = ty; - mValues[1] = mValues[3] = mValues[6] = mValues[7] = 0; - - } - // shared cleanup - mValues[8] = 1; - return true; - } - - @Override - public boolean setRectToRect(RectF src, RectF dst, _Original_Matrix.ScaleToFit stf) { - throw new UnsupportedOperationException("CALL TO PARENT FORBIDDEN"); - } - - /** - * Set the matrix such that the specified src points would map to the - * specified dst points. The "points" are represented as an array of floats, - * order [x0, y0, x1, y1, ...], where each "point" is 2 float values. - * - * @param src The array of src [x,y] pairs (points) - * @param srcIndex Index of the first pair of src values - * @param dst The array of dst [x,y] pairs (points) - * @param dstIndex Index of the first pair of dst values - * @param pointCount The number of pairs/points to be used. Must be [0..4] - * @return true if the matrix was set to the specified transformation - */ - @Override - public boolean setPolyToPoly(float[] src, int srcIndex, - float[] dst, int dstIndex, - int pointCount) { - if (pointCount > 4) { - throw new IllegalArgumentException(); - } - checkPointArrays(src, srcIndex, dst, dstIndex, pointCount); - throw new UnsupportedOperationException("STUB NEEDED"); - } - - /** - * If this matrix can be inverted, return true and if inverse is not null, - * set inverse to be the inverse of this matrix. If this matrix cannot be - * inverted, ignore inverse and return false. - */ - public boolean invert(Matrix inverse) { - if (inverse == null) { - return false; - } - - try { - AffineTransform affineTransform = getTransform(); - AffineTransform inverseTransform = affineTransform.createInverse(); - inverse.mValues[0] = (float)inverseTransform.getScaleX(); - inverse.mValues[1] = (float)inverseTransform.getShearX(); - inverse.mValues[2] = (float)inverseTransform.getTranslateX(); - inverse.mValues[3] = (float)inverseTransform.getScaleX(); - inverse.mValues[4] = (float)inverseTransform.getShearY(); - inverse.mValues[5] = (float)inverseTransform.getTranslateY(); - - return true; - } catch (NoninvertibleTransformException e) { - return false; - } - } - - @Override - public boolean invert(_Original_Matrix inverse) { - throw new UnsupportedOperationException("CALL TO PARENT FORBIDDEN"); - } - - /** - * Apply this matrix to the array of 2D points specified by src, and write - * the transformed points into the array of points specified by dst. The - * two arrays represent their "points" as pairs of floats [x, y]. - * - * @param dst The array of dst points (x,y pairs) - * @param dstIndex The index of the first [x,y] pair of dst floats - * @param src The array of src points (x,y pairs) - * @param srcIndex The index of the first [x,y] pair of src floats - * @param pointCount The number of points (x,y pairs) to transform - */ - @Override - public void mapPoints(float[] dst, int dstIndex, float[] src, int srcIndex, - int pointCount) { - checkPointArrays(src, srcIndex, dst, dstIndex, pointCount); - - for (int i = 0 ; i < pointCount ; i++) { - // just in case we are doing in place, we better put this in temp vars - float x = mValues[0] * src[i + srcIndex] + - mValues[1] * src[i + srcIndex + 1] + - mValues[2]; - float y = mValues[3] * src[i + srcIndex] + - mValues[4] * src[i + srcIndex + 1] + - mValues[5]; - - dst[i + dstIndex] = x; - dst[i + dstIndex + 1] = y; - } - } - - /** - * Apply this matrix to the array of 2D vectors specified by src, and write - * the transformed vectors into the array of vectors specified by dst. The - * two arrays represent their "vectors" as pairs of floats [x, y]. - * - * @param dst The array of dst vectors (x,y pairs) - * @param dstIndex The index of the first [x,y] pair of dst floats - * @param src The array of src vectors (x,y pairs) - * @param srcIndex The index of the first [x,y] pair of src floats - * @param vectorCount The number of vectors (x,y pairs) to transform - */ - @Override - public void mapVectors(float[] dst, int dstIndex, float[] src, int srcIndex, - int vectorCount) { - checkPointArrays(src, srcIndex, dst, dstIndex, vectorCount); - throw new UnsupportedOperationException("STUB NEEDED"); - } - - /** - * Apply this matrix to the array of 2D points specified by src, and write - * the transformed points into the array of points specified by dst. The - * two arrays represent their "points" as pairs of floats [x, y]. - * - * @param dst The array of dst points (x,y pairs) - * @param src The array of src points (x,y pairs) - */ - @Override - public void mapPoints(float[] dst, float[] src) { - if (dst.length != src.length) { - throw new ArrayIndexOutOfBoundsException(); - } - mapPoints(dst, 0, src, 0, dst.length >> 1); - } - - /** - * Apply this matrix to the array of 2D vectors specified by src, and write - * the transformed vectors into the array of vectors specified by dst. The - * two arrays represent their "vectors" as pairs of floats [x, y]. - * - * @param dst The array of dst vectors (x,y pairs) - * @param src The array of src vectors (x,y pairs) - */ - @Override - public void mapVectors(float[] dst, float[] src) { - if (dst.length != src.length) { - throw new ArrayIndexOutOfBoundsException(); - } - mapVectors(dst, 0, src, 0, dst.length >> 1); - } - - /** - * Apply this matrix to the array of 2D points, and write the transformed - * points back into the array - * - * @param pts The array [x0, y0, x1, y1, ...] of points to transform. - */ - @Override - public void mapPoints(float[] pts) { - mapPoints(pts, 0, pts, 0, pts.length >> 1); - } - - /** - * Apply this matrix to the array of 2D vectors, and write the transformed - * vectors back into the array. - * @param vecs The array [x0, y0, x1, y1, ...] of vectors to transform. - */ - @Override - public void mapVectors(float[] vecs) { - mapVectors(vecs, 0, vecs, 0, vecs.length >> 1); - } - - /** - * Apply this matrix to the src rectangle, and write the transformed - * rectangle into dst. This is accomplished by transforming the 4 corners of - * src, and then setting dst to the bounds of those points. - * - * @param dst Where the transformed rectangle is written. - * @param src The original rectangle to be transformed. - * @return the result of calling rectStaysRect() - */ - @Override - public boolean mapRect(RectF dst, RectF src) { - if (dst == null || src == null) { - throw new NullPointerException(); - } - - // array with 4 corners - float[] corners = new float[] { - src.left, src.top, - src.right, src.top, - src.right, src.bottom, - src.left, src.bottom, - }; - - // apply the transform to them. - mapPoints(corners); - - // now put the result in the rect. We take the min/max of Xs and min/max of Ys - dst.left = Math.min(Math.min(corners[0], corners[2]), Math.min(corners[4], corners[6])); - dst.right = Math.max(Math.max(corners[0], corners[2]), Math.max(corners[4], corners[6])); - - dst.top = Math.min(Math.min(corners[1], corners[3]), Math.min(corners[5], corners[7])); - dst.bottom = Math.max(Math.max(corners[1], corners[3]), Math.max(corners[5], corners[7])); - - return rectStaysRect(); - } - - /** - * Apply this matrix to the rectangle, and write the transformed rectangle - * back into it. This is accomplished by transforming the 4 corners of rect, - * and then setting it to the bounds of those points - * - * @param rect The rectangle to transform. - * @return the result of calling rectStaysRect() - */ - @Override - public boolean mapRect(RectF rect) { - return mapRect(rect, rect); - } - - /** - * Return the mean radius of a circle after it has been mapped by - * this matrix. NOTE: in perspective this value assumes the circle - * has its center at the origin. - */ - @Override - public float mapRadius(float radius) { - throw new UnsupportedOperationException("STUB NEEDED"); - } - - /** Copy 9 values from the matrix into the array. - */ - @Override - public void getValues(float[] values) { - if (values.length < 9) { - throw new ArrayIndexOutOfBoundsException(); - } - System.arraycopy(mValues, 0, values, 0, mValues.length); - } - - /** Copy 9 values from the array into the matrix. - Depending on the implementation of Matrix, these may be - transformed into 16.16 integers in the Matrix, such that - a subsequent call to getValues() will not yield exactly - the same values. - */ - @Override - public void setValues(float[] values) { - if (values.length < 9) { - throw new ArrayIndexOutOfBoundsException(); - } - System.arraycopy(values, 0, mValues, 0, mValues.length); - } - - @SuppressWarnings("unused") - private final static int kIdentity_Mask = 0; - private final static int kTranslate_Mask = 0x01; //!< set if the matrix has translation - private final static int kScale_Mask = 0x02; //!< set if the matrix has X or Y scale - private final static int kAffine_Mask = 0x04; //!< set if the matrix skews or rotates - private final static int kPerspective_Mask = 0x08; //!< set if the matrix is in perspective - private final static int kRectStaysRect_Mask = 0x10; - @SuppressWarnings("unused") - private final static int kUnknown_Mask = 0x80; - - @SuppressWarnings("unused") - private final static int kAllMasks = kTranslate_Mask | - kScale_Mask | - kAffine_Mask | - kPerspective_Mask | - kRectStaysRect_Mask; - - // these guys align with the masks, so we can compute a mask from a variable 0/1 - @SuppressWarnings("unused") - private final static int kTranslate_Shift = 0; - @SuppressWarnings("unused") - private final static int kScale_Shift = 1; - @SuppressWarnings("unused") - private final static int kAffine_Shift = 2; - @SuppressWarnings("unused") - private final static int kPerspective_Shift = 3; - private final static int kRectStaysRect_Shift = 4; - - private int computeTypeMask() { - int mask = 0; - - if (mValues[6] != 0. || mValues[7] != 0. || mValues[8] != 1.) { - mask |= kPerspective_Mask; - } - - if (mValues[2] != 0. || mValues[5] != 0.) { - mask |= kTranslate_Mask; - } - - float m00 = mValues[0]; - float m01 = mValues[1]; - float m10 = mValues[3]; - float m11 = mValues[4]; - - if (m01 != 0. || m10 != 0.) { - mask |= kAffine_Mask; - } - - if (m00 != 1. || m11 != 1.) { - mask |= kScale_Mask; - } - - if ((mask & kPerspective_Mask) == 0) { - // map non-zero to 1 - int im00 = m00 != 0 ? 1 : 0; - int im01 = m01 != 0 ? 1 : 0; - int im10 = m10 != 0 ? 1 : 0; - int im11 = m11 != 0 ? 1 : 0; - - // record if the (p)rimary and (s)econdary diagonals are all 0 or - // all non-zero (answer is 0 or 1) - int dp0 = (im00 | im11) ^ 1; // true if both are 0 - int dp1 = im00 & im11; // true if both are 1 - int ds0 = (im01 | im10) ^ 1; // true if both are 0 - int ds1 = im01 & im10; // true if both are 1 - - // return 1 if primary is 1 and secondary is 0 or - // primary is 0 and secondary is 1 - mask |= ((dp0 & ds1) | (dp1 & ds0)) << kRectStaysRect_Shift; - } - - return mask; - } -} diff --git a/tools/layoutlib/bridge/src/android/graphics/Matrix_Delegate.java b/tools/layoutlib/bridge/src/android/graphics/Matrix_Delegate.java new file mode 100644 index 0000000..ed2eff2 --- /dev/null +++ b/tools/layoutlib/bridge/src/android/graphics/Matrix_Delegate.java @@ -0,0 +1,1011 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package android.graphics; + + +import com.android.layoutlib.bridge.DelegateManager; + +import android.graphics.Matrix.ScaleToFit; + +import java.awt.geom.AffineTransform; +import java.awt.geom.NoninvertibleTransformException; + +/** + * Delegate implementing the native methods of android.graphics.Matrix + * + * Through the layoutlib_create tool, the original native methods of Matrix have been replaced + * by calls to methods of the same name in this delegate class. + * + * This class behaves like the original native implementation, but in Java, keeping previously + * native data into its own objects and mapping them to int that are sent back and forth between + * it and the original Matrix class. + * + * @see DelegateManager + * + */ +public final class Matrix_Delegate { + + private final static int MATRIX_SIZE = 9; + + // ---- delegate manager ---- + private static final DelegateManager<Matrix_Delegate> sManager = + new DelegateManager<Matrix_Delegate>(); + + // ---- delegate data ---- + private float mValues[] = new float[MATRIX_SIZE]; + + // ---- Public Helper methods ---- + + /** + * Returns an {@link AffineTransform} matching the given Matrix. + */ + public static AffineTransform getAffineTransform(Matrix m) { + Matrix_Delegate delegate = sManager.getDelegate(m.native_instance); + if (delegate == null) { + assert false; + return null; + } + + return getAffineTransform(delegate); + } + + public static boolean hasPerspective(Matrix m) { + Matrix_Delegate delegate = sManager.getDelegate(m.native_instance); + if (delegate == null) { + assert false; + return false; + } + + return (delegate.mValues[6] != 0 || delegate.mValues[7] != 0 || delegate.mValues[8] != 1); + } + + + // ---- native methods ---- + + public static int native_create(int native_src_or_zero) { + // create the delegate + Matrix_Delegate newDelegate = new Matrix_Delegate(); + + // copy from values if needed. + if (native_src_or_zero > 0) { + Matrix_Delegate oldDelegate = sManager.getDelegate(native_src_or_zero); + if (oldDelegate != null) { + System.arraycopy( + oldDelegate.mValues, 0, + newDelegate.mValues, 0, + MATRIX_SIZE); + } + } + + return sManager.addDelegate(newDelegate); + } + + public static boolean native_isIdentity(int native_object) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + for (int i = 0, k = 0; i < 3; i++) { + for (int j = 0; j < 3; j++, k++) { + if (d.mValues[k] != ((i==j) ? 1 : 0)) { + return false; + } + } + } + + return true; + } + + public static boolean native_rectStaysRect(int native_object) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return true; + } + + return (d.computeTypeMask() & kRectStaysRect_Mask) != 0; + } + + public static void native_reset(int native_object) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + reset(d.mValues); + } + + public static void native_set(int native_object, int other) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + Matrix_Delegate src = sManager.getDelegate(other); + if (src == null) { + assert false; + return; + } + + System.arraycopy(src.mValues, 0, d.mValues, 0, MATRIX_SIZE); + } + + public static void native_setTranslate(int native_object, float dx, float dy) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + setTranslate(d.mValues, dx, dy); + } + + public static void native_setScale(int native_object, float sx, float sy, float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + d.mValues = getScale(sx, sy, px, py); + } + + public static void native_setScale(int native_object, float sx, float sy) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + d.mValues[0] = sx; + d.mValues[1] = 0; + d.mValues[2] = 0; + d.mValues[3] = 0; + d.mValues[4] = sy; + d.mValues[5] = 0; + d.mValues[6] = 0; + d.mValues[7] = 0; + d.mValues[8] = 1; + } + + public static void native_setRotate(int native_object, float degrees, float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + d.mValues = getRotate(degrees, px, py); + } + + public static void native_setRotate(int native_object, float degrees) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + setRotate(d.mValues, degrees); + } + + public static void native_setSinCos(int native_object, float sinValue, float cosValue, + float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + // TODO: do it in one pass + + // translate so that the pivot is in 0,0 + setTranslate(d.mValues, -px, -py); + + // scale + d.postTransform(getRotate(sinValue, cosValue)); + // translate back the pivot + d.postTransform(getTranslate(px, py)); + } + + public static void native_setSinCos(int native_object, float sinValue, float cosValue) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + setRotate(d.mValues, sinValue, cosValue); + } + + public static void native_setSkew(int native_object, float kx, float ky, float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + d.mValues = getSkew(kx, ky, px, py); + } + + public static void native_setSkew(int native_object, float kx, float ky) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + d.mValues[0] = 1; + d.mValues[1] = kx; + d.mValues[2] = -0; + d.mValues[3] = ky; + d.mValues[4] = 1; + d.mValues[5] = 0; + d.mValues[6] = 0; + d.mValues[7] = 0; + d.mValues[8] = 1; + } + + public static boolean native_setConcat(int native_object, int a, int b) { + if (a == native_object) { + return native_preConcat(native_object, b); + } else if (b == native_object) { + return native_postConcat(native_object, a); + } + + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + Matrix_Delegate a_mtx = sManager.getDelegate(a); + if (a_mtx == null) { + assert false; + return false; + } + + Matrix_Delegate b_mtx = sManager.getDelegate(b); + if (b_mtx == null) { + assert false; + return false; + } + + multiply(d.mValues, a_mtx.mValues, b_mtx.mValues); + + return true; + } + + public static boolean native_preTranslate(int native_object, float dx, float dy) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.preTransform(getTranslate(dx, dy)); + return true; + } + + public static boolean native_preScale(int native_object, float sx, float sy, + float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.preTransform(getScale(sx, sy, px, py)); + return true; + } + + public static boolean native_preScale(int native_object, float sx, float sy) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.preTransform(getScale(sx, sy)); + return true; + } + + public static boolean native_preRotate(int native_object, float degrees, float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.preTransform(getRotate(degrees, px, py)); + return true; + } + + public static boolean native_preRotate(int native_object, float degrees) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + double rad = Math.toRadians(degrees); + float sin = (float)Math.sin(rad); + float cos = (float)Math.cos(rad); + + d.preTransform(getRotate(sin, cos)); + return true; + } + + public static boolean native_preSkew(int native_object, float kx, float ky, + float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.preTransform(getSkew(kx, ky, px, py)); + return true; + } + + public static boolean native_preSkew(int native_object, float kx, float ky) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.preTransform(getSkew(kx, ky)); + return true; + } + + public static boolean native_preConcat(int native_object, int other_matrix) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + Matrix_Delegate other = sManager.getDelegate(other_matrix); + if (d == null) { + assert false; + return false; + } + + d.preTransform(other.mValues); + return true; + } + + public static boolean native_postTranslate(int native_object, float dx, float dy) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.postTransform(getTranslate(dx, dy)); + return true; + } + + public static boolean native_postScale(int native_object, float sx, float sy, + float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.postTransform(getScale(sx, sy, px, py)); + return true; + } + + public static boolean native_postScale(int native_object, float sx, float sy) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.postTransform(getScale(sx, sy)); + return true; + } + + public static boolean native_postRotate(int native_object, float degrees, float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.preTransform(getRotate(degrees, px, py)); + return true; + } + + public static boolean native_postRotate(int native_object, float degrees) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.postTransform(getRotate(degrees)); + return true; + } + + public static boolean native_postSkew(int native_object, float kx, float ky, + float px, float py) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.postTransform(getSkew(kx, ky, px, py)); + return true; + } + + public static boolean native_postSkew(int native_object, float kx, float ky) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + d.postTransform(getSkew(kx, ky)); + return true; + } + + public static boolean native_postConcat(int native_object, int other_matrix) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + Matrix_Delegate other = sManager.getDelegate(other_matrix); + if (d == null) { + assert false; + return false; + } + + d.postTransform(other.mValues); + return true; + } + + public static boolean native_setRectToRect(int native_object, RectF src, RectF dst, int stf) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + if (src.isEmpty()) { + reset(d.mValues); + return false; + } + + if (dst.isEmpty()) { + d.mValues[0] = d.mValues[1] = d.mValues[2] = d.mValues[3] = d.mValues[4] = d.mValues[5] + = d.mValues[6] = d.mValues[7] = 0; + d.mValues[8] = 1; + } else { + float tx, sx = dst.width() / src.width(); + float ty, sy = dst.height() / src.height(); + boolean xLarger = false; + + if (stf != ScaleToFit.FILL.nativeInt) { + if (sx > sy) { + xLarger = true; + sx = sy; + } else { + sy = sx; + } + } + + tx = dst.left - src.left * sx; + ty = dst.top - src.top * sy; + if (stf == ScaleToFit.CENTER.nativeInt || stf == ScaleToFit.END.nativeInt) { + float diff; + + if (xLarger) { + diff = dst.width() - src.width() * sy; + } else { + diff = dst.height() - src.height() * sy; + } + + if (stf == ScaleToFit.CENTER.nativeInt) { + diff = diff / 2; + } + + if (xLarger) { + tx += diff; + } else { + ty += diff; + } + } + + d.mValues[0] = sx; + d.mValues[4] = sy; + d.mValues[2] = tx; + d.mValues[5] = ty; + d.mValues[1] = d.mValues[3] = d.mValues[6] = d.mValues[7] = 0; + + } + // shared cleanup + d.mValues[8] = 1; + return true; + } + + public static boolean native_setPolyToPoly(int native_object, float[] src, int srcIndex, + float[] dst, int dstIndex, int pointCount) { + // FIXME + throw new UnsupportedOperationException("NATIVE DELEGATE NEEDED"); + } + + public static boolean native_invert(int native_object, int inverse) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + Matrix_Delegate inv_mtx = sManager.getDelegate(inverse); + if (inv_mtx == null) { + assert false; + return false; + } + + + try { + AffineTransform affineTransform = getAffineTransform(d); + 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; + } + } + + public static void native_mapPoints(int native_object, float[] dst, int dstIndex, + float[] src, int srcIndex, int ptCount, boolean isPts) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + if (isPts) { + d.mapPoints(dst, dstIndex, src, srcIndex, ptCount); + } else { + // src is vectors + // FIXME + throw new UnsupportedOperationException("NATIVE DELEGATE NEEDED"); + } + } + + public static boolean native_mapRect(int native_object, RectF dst, RectF src) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return false; + } + + // array with 4 corners + float[] corners = new float[] { + src.left, src.top, + src.right, src.top, + src.right, src.bottom, + src.left, src.bottom, + }; + + // apply the transform to them. + d.mapPoints(corners); + + // now put the result in the rect. We take the min/max of Xs and min/max of Ys + dst.left = Math.min(Math.min(corners[0], corners[2]), Math.min(corners[4], corners[6])); + dst.right = Math.max(Math.max(corners[0], corners[2]), Math.max(corners[4], corners[6])); + + dst.top = Math.min(Math.min(corners[1], corners[3]), Math.min(corners[5], corners[7])); + dst.bottom = Math.max(Math.max(corners[1], corners[3]), Math.max(corners[5], corners[7])); + + + return (d.computeTypeMask() & kRectStaysRect_Mask) != 0; + } + + public static float native_mapRadius(int native_object, float radius) { + // FIXME + throw new UnsupportedOperationException(); + } + + public static void native_getValues(int native_object, float[] values) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + System.arraycopy(d.mValues, 0, d.mValues, 0, MATRIX_SIZE); + } + + public static void native_setValues(int native_object, float[] values) { + Matrix_Delegate d = sManager.getDelegate(native_object); + if (d == null) { + assert false; + return; + } + + System.arraycopy(values, 0, d.mValues, 0, MATRIX_SIZE); + } + + public static boolean native_equals(int native_a, int native_b) { + Matrix_Delegate a = sManager.getDelegate(native_a); + if (a == null) { + assert false; + return false; + } + + Matrix_Delegate b = sManager.getDelegate(native_b); + if (b == null) { + assert false; + return false; + } + + for (int i = 0 ; i < MATRIX_SIZE ; i++) { + if (a.mValues[i] != b.mValues[i]) { + return false; + } + } + + return true; + } + + public static void finalizer(int native_instance) { + sManager.removeDelegate(native_instance); + } + + // ---- Private helper methods ---- + + private static AffineTransform getAffineTransform(Matrix_Delegate d) { + // the AffineTransform constructor takes the value in a different order + // for a matrix [ 0 1 2 ] + // [ 3 4 5 ] + // the order is 0, 3, 1, 4, 2, 5... + return new AffineTransform( + d.mValues[0], d.mValues[3], d.mValues[1], + d.mValues[4], d.mValues[2], d.mValues[5]); + } + + + /** + * Reset a matrix to the identity + */ + private static void reset(float[] mtx) { + for (int i = 0, k = 0; i < 3; i++) { + for (int j = 0; j < 3; j++, k++) { + mtx[k] = ((i==j) ? 1 : 0); + } + } + } + + @SuppressWarnings("unused") + private final static int kIdentity_Mask = 0; + private final static int kTranslate_Mask = 0x01; //!< set if the matrix has translation + private final static int kScale_Mask = 0x02; //!< set if the matrix has X or Y scale + private final static int kAffine_Mask = 0x04; //!< set if the matrix skews or rotates + private final static int kPerspective_Mask = 0x08; //!< set if the matrix is in perspective + private final static int kRectStaysRect_Mask = 0x10; + @SuppressWarnings("unused") + private final static int kUnknown_Mask = 0x80; + + @SuppressWarnings("unused") + private final static int kAllMasks = kTranslate_Mask | + kScale_Mask | + kAffine_Mask | + kPerspective_Mask | + kRectStaysRect_Mask; + + // these guys align with the masks, so we can compute a mask from a variable 0/1 + @SuppressWarnings("unused") + private final static int kTranslate_Shift = 0; + @SuppressWarnings("unused") + private final static int kScale_Shift = 1; + @SuppressWarnings("unused") + private final static int kAffine_Shift = 2; + @SuppressWarnings("unused") + private final static int kPerspective_Shift = 3; + private final static int kRectStaysRect_Shift = 4; + + private int computeTypeMask() { + int mask = 0; + + if (mValues[6] != 0. || mValues[7] != 0. || mValues[8] != 1.) { + mask |= kPerspective_Mask; + } + + if (mValues[2] != 0. || mValues[5] != 0.) { + mask |= kTranslate_Mask; + } + + float m00 = mValues[0]; + float m01 = mValues[1]; + float m10 = mValues[3]; + float m11 = mValues[4]; + + if (m01 != 0. || m10 != 0.) { + mask |= kAffine_Mask; + } + + if (m00 != 1. || m11 != 1.) { + mask |= kScale_Mask; + } + + if ((mask & kPerspective_Mask) == 0) { + // map non-zero to 1 + int im00 = m00 != 0 ? 1 : 0; + int im01 = m01 != 0 ? 1 : 0; + int im10 = m10 != 0 ? 1 : 0; + int im11 = m11 != 0 ? 1 : 0; + + // record if the (p)rimary and (s)econdary diagonals are all 0 or + // all non-zero (answer is 0 or 1) + int dp0 = (im00 | im11) ^ 1; // true if both are 0 + int dp1 = im00 & im11; // true if both are 1 + int ds0 = (im01 | im10) ^ 1; // true if both are 0 + int ds1 = im01 & im10; // true if both are 1 + + // return 1 if primary is 1 and secondary is 0 or + // primary is 0 and secondary is 1 + mask |= ((dp0 & ds1) | (dp1 & ds0)) << kRectStaysRect_Shift; + } + + return mask; + } + + /** + * Adds the given transformation to the current Matrix + * <p/>This in effect does this = this*matrix + * @param matrix + */ + private void postTransform(float[] matrix) { + float[] tmp = new float[9]; + multiply(tmp, mValues, matrix); + mValues = tmp; + } + + /** + * Adds the given transformation to the current Matrix + * <p/>This in effect does this = matrix*this + * @param matrix + */ + private void preTransform(float[] matrix) { + float[] tmp = new float[9]; + multiply(tmp, matrix, mValues); + mValues = tmp; + } + + /** + * Apply this matrix to the array of 2D points specified by src, and write + * the transformed points into the array of points specified by dst. The + * two arrays represent their "points" as pairs of floats [x, y]. + * + * @param dst The array of dst points (x,y pairs) + * @param dstIndex The index of the first [x,y] pair of dst floats + * @param src The array of src points (x,y pairs) + * @param srcIndex The index of the first [x,y] pair of src floats + * @param pointCount The number of points (x,y pairs) to transform + */ + + private void mapPoints(float[] dst, int dstIndex, float[] src, int srcIndex, + int pointCount) { + //checkPointArrays(src, srcIndex, dst, dstIndex, pointCount); + + float[] tmpDest = dst; + boolean inPlace = dst == src; + if (inPlace) { + tmpDest = new float[dstIndex + pointCount * 2]; + } + + for (int i = 0 ; i < pointCount ; i++) { + // just in case we are doing in place, we better put this in temp vars + float x = mValues[0] * src[i + srcIndex] + + mValues[1] * src[i + srcIndex + 1] + + mValues[2]; + float y = mValues[3] * src[i + srcIndex] + + mValues[4] * src[i + srcIndex + 1] + + mValues[5]; + + tmpDest[i + dstIndex] = x; + tmpDest[i + dstIndex + 1] = y; + } + + if (inPlace) { + System.arraycopy(tmpDest, dstIndex, dst, dstIndex, pointCount * 2); + } + } + + /** + * Apply this matrix to the array of 2D points, and write the transformed + * points back into the array + * + * @param pts The array [x0, y0, x1, y1, ...] of points to transform. + */ + + private void mapPoints(float[] pts) { + mapPoints(pts, 0, pts, 0, pts.length >> 1); + } + + /** + * multiply two matrices and store them in a 3rd. + * <p/>This in effect does dest = a*b + * dest cannot be the same as a or b. + */ + private static void multiply(float dest[], float[] a, float[] b) { + // first row + dest[0] = b[0] * a[0] + b[1] * a[3] + b[2] * a[6]; + dest[1] = b[0] * a[1] + b[1] * a[4] + b[2] * a[7]; + dest[2] = b[0] * a[2] + b[1] * a[5] + b[2] * a[8]; + + // 2nd row + dest[3] = b[3] * a[0] + b[4] * a[3] + b[5] * a[6]; + dest[4] = b[3] * a[1] + b[4] * a[4] + b[5] * a[7]; + dest[5] = b[3] * a[2] + b[4] * a[5] + b[5] * a[8]; + + // 3rd row + dest[6] = b[6] * a[0] + b[7] * a[3] + b[8] * a[6]; + dest[7] = b[6] * a[1] + b[7] * a[4] + b[8] * a[7]; + dest[8] = b[6] * a[2] + b[7] * a[5] + b[8] * a[8]; + } + + /** + * Returns a matrix that represents a given translate + * @param dx + * @param dy + * @return + */ + private static float[] getTranslate(float dx, float dy) { + return setTranslate(new float[9], dx, dy); + } + + private static float[] setTranslate(float[] dest, float dx, float dy) { + dest[0] = 1; + dest[1] = 0; + dest[2] = dx; + dest[3] = 0; + dest[4] = 1; + dest[5] = dy; + dest[6] = 0; + dest[7] = 0; + dest[8] = 1; + return dest; + } + + private static float[] getScale(float sx, float sy) { + return new float[] { sx, 0, 0, 0, sy, 0, 0, 0, 1 }; + } + + /** + * Returns a matrix that represents the given scale info. + * @param sx + * @param sy + * @param px + * @param py + */ + private static float[] getScale(float sx, float sy, float px, float py) { + float[] tmp = new float[9]; + float[] tmp2 = new float[9]; + + // TODO: do it in one pass + + // translate tmp so that the pivot is in 0,0 + setTranslate(tmp, -px, -py); + + // scale into tmp2 + multiply(tmp2, tmp, getScale(sx, sy)); + + // translate back the pivot back into tmp + multiply(tmp, tmp2, getTranslate(px, py)); + + return tmp; + } + + + private static float[] getRotate(float degrees) { + double rad = Math.toRadians(degrees); + float sin = (float)Math.sin(rad); + float cos = (float)Math.cos(rad); + + return getRotate(sin, cos); + } + + private static float[] getRotate(float sin, float cos) { + return setRotate(new float[9], sin, cos); + } + + private static float[] setRotate(float[] dest, float degrees) { + double rad = Math.toRadians(degrees); + float sin = (float)Math.sin(rad); + float cos = (float)Math.cos(rad); + + return setRotate(dest, sin, cos); + } + + private static float[] setRotate(float[] dest, float sin, float cos) { + dest[0] = cos; + dest[1] = -sin; + dest[2] = 0; + dest[3] = sin; + dest[4] = cos; + dest[5] = 0; + dest[6] = 0; + dest[7] = 0; + dest[8] = 1; + return dest; + } + + private static float[] getRotate(float degrees, float px, float py) { + float[] tmp = new float[9]; + float[] tmp2 = new float[9]; + + // TODO: do it in one pass + + // translate so that the pivot is in 0,0 + setTranslate(tmp, -px, -py); + + // rotate into tmp2 + double rad = Math.toRadians(degrees); + float cos = (float)Math.cos(rad); + float sin = (float)Math.sin(rad); + multiply(tmp2, tmp, getRotate(sin, cos)); + + // translate back the pivot back into tmp + multiply(tmp, tmp2, getTranslate(px, py)); + + return tmp; + } + + private static float[] getSkew(float kx, float ky) { + return new float[] { 1, kx, 0, ky, 1, 0, 0, 0, 1 }; + } + + private static float[] getSkew(float kx, float ky, float px, float py) { + float[] tmp = new float[9]; + float[] tmp2 = new float[9]; + + // TODO: do it in one pass + + // translate so that the pivot is in 0,0 + setTranslate(tmp, -px, -py); + + // skew into tmp2 + multiply(tmp2, tmp, new float[] { 1, kx, 0, ky, 1, 0, 0, 0, 1 }); + // translate back the pivot back into tmp + multiply(tmp, tmp2, getTranslate(px, py)); + + return tmp; + } + + +} diff --git a/tools/layoutlib/bridge/src/android/graphics/Path.java b/tools/layoutlib/bridge/src/android/graphics/Path.java index 12d2cde..c0bc005 100644 --- a/tools/layoutlib/bridge/src/android/graphics/Path.java +++ b/tools/layoutlib/bridge/src/android/graphics/Path.java @@ -31,13 +31,13 @@ import java.awt.geom.Rectangle2D; * text on a path. */ public class Path { - + private FillType mFillType = FillType.WINDING; private GeneralPath mPath = new GeneralPath(); - + private float mLastX = 0; private float mLastY = 0; - + //---------- Custom methods ---------- public Shape getAwtShape() { @@ -60,7 +60,7 @@ public class Path { public Path(Path src) { mPath.append(src.mPath, false /* connect */); } - + /** * Clear any lines and curves from the path, making it empty. * This does NOT change the fill-type setting. @@ -92,7 +92,7 @@ public class Path { EVEN_ODD (GeneralPath.WIND_EVEN_ODD, false), INVERSE_WINDING (GeneralPath.WIND_NON_ZERO, true), INVERSE_EVEN_ODD(GeneralPath.WIND_EVEN_ODD, true); - + FillType(int rule, boolean inverse) { this.rule = rule; this.inverse = inverse; @@ -101,7 +101,7 @@ public class Path { final int rule; final boolean inverse; } - + /** * Return the path's fill type. This defines how "inside" is * computed. The default value is WINDING. @@ -121,7 +121,7 @@ public class Path { mFillType = ft; mPath.setWindingRule(ft.rule); } - + /** * Returns true if the filltype is one of the INVERSE variants * @@ -130,7 +130,7 @@ public class Path { public boolean isInverseFillType() { return mFillType.inverse; } - + /** * Toggles the INVERSE state of the filltype */ @@ -150,7 +150,7 @@ public class Path { break; } } - + /** * Returns true if the path is empty (contains no lines or curves) * @@ -350,7 +350,7 @@ public class Path { boolean forceMoveTo) { throw new UnsupportedOperationException(); } - + /** * Append the specified arc to the path as a new contour. If the start of * the path is different from the path's current last point, then an @@ -365,7 +365,7 @@ public class Path { public void arcTo(RectF oval, float startAngle, float sweepAngle) { throw new UnsupportedOperationException(); } - + /** * Close the current contour. If the current point is not equal to the * first point of the contour, a line segment is automatically added. @@ -383,13 +383,13 @@ public class Path { CW (0), // must match enum in SkPath.h /** counter-clockwise */ CCW (1); // must match enum in SkPath.h - + Direction(int ni) { nativeInt = ni; } final int nativeInt; } - + /** * Add a closed rectangle contour to the path * @@ -400,7 +400,7 @@ public class Path { if (rect == null) { throw new NullPointerException("need rect parameter"); } - + addRect(rect.left, rect.top, rect.right, rect.bottom, dir); } @@ -446,7 +446,7 @@ public class Path { // FIXME Need to support direction Ellipse2D ovalShape = new Ellipse2D.Float(oval.left, oval.top, oval.width(), oval.height()); - + mPath.append(ovalShape, false /* connect */); } @@ -493,7 +493,7 @@ public class Path { // FIXME throw new UnsupportedOperationException(); } - + /** * Add a closed round-rectangle contour to the path. Each corner receives * two radius values [X, Y]. The corners are ordered top-left, top-right, @@ -513,7 +513,7 @@ public class Path { // FIXME throw new UnsupportedOperationException(); } - + /** * Add a copy of src to the path, offset by (dx,dy) * @@ -554,11 +554,11 @@ public class Path { */ public void offset(float dx, float dy, Path dst) { GeneralPath newPath = new GeneralPath(); - + PathIterator iterator = mPath.getPathIterator(new AffineTransform(0, 0, dx, 0, 0, dy)); - + newPath.append(iterator, false /* connect */); - + if (dst != null) { dst.mPath = newPath; } else { diff --git a/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/DelegateManager.java b/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/DelegateManager.java new file mode 100644 index 0000000..3d9f960 --- /dev/null +++ b/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/DelegateManager.java @@ -0,0 +1,89 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.layoutlib.bridge; + +import android.util.SparseArray; + +/** + * Manages native delegates. + * + * This is used in conjunction with layoublib_create: certain Android java classes are mere + * wrappers around a heavily native based implementation, and we need a way to run these classes + * in our Eclipse rendering framework without bringing all the native code from the Android + * platform. + * + * Thus we instruct layoutlib_create to modify the bytecode of these classes to replace their + * native methods by "delegate calls". + * + * For example, a native method android.graphics.Matrix.init(...) will actually become + * a call to android.graphics.Matrix_Delegate.init(...). + * + * The Android java classes that use native code uses an int (Java side) to reference native + * objects. This int is generally directly the pointer to the C structure counterpart. + * Typically a creation method will return such an int, and then this int will be passed later + * to a Java method to identify the C object to manipulate. + * + * Since we cannot use the Java object reference as the int directly, DelegateManager manages the + * int -> Delegate class link. + * + * Native methods usually always have the int as parameters. The first thing the delegate method + * will do is call {@link #getDelegate(int)} to get the Java object matching the int. + * + * Typical native init methods are returning a new int back to the Java class, so + * {@link #addDelegate(Object)} does the same. + * + * @param <T> the delegate class to manage + */ +public final class DelegateManager<T> { + + private final SparseArray<T> mDelegates = new SparseArray<T>(); + private int mDelegateCounter = 0; + + /** + * Returns the delegate from the given native int. + * @param native_object the native int. + * @return the delegate or null if not found. + */ + public T getDelegate(int native_object) { + synchronized (mDelegates) { + return mDelegates.get(native_object); + } + } + + /** + * Adds a delegate to the manager and returns the native int used to identify it. + * @param newDelegate the delegate to add + * @return a unique native int to identify the delegate + */ + public int addDelegate(T newDelegate) { + synchronized (mDelegates) { + int native_object = ++mDelegateCounter; + mDelegates.put(native_object, newDelegate); + return native_object; + } + } + + /** + * Removes the delegate matching the given native int. + * @param native_object the native int. + */ + public void removeDelegate(int native_object) { + synchronized (mDelegates) { + mDelegates.remove(native_object); + } + } +} diff --git a/tools/layoutlib/bridge/tests/com/android/layoutlib/bridge/TestNativeDelegate.java b/tools/layoutlib/bridge/tests/com/android/layoutlib/bridge/TestNativeDelegate.java new file mode 100644 index 0000000..6eed8ba --- /dev/null +++ b/tools/layoutlib/bridge/tests/com/android/layoutlib/bridge/TestNativeDelegate.java @@ -0,0 +1,115 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package com.android.layoutlib.bridge; + +import com.android.tools.layoutlib.annotations.LayoutlibDelegate; +import com.android.tools.layoutlib.create.CreateInfo; + +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; + +import junit.framework.TestCase; + +/** + * Tests that native delegate classes implement all the required methods. + * + * This looks at {@link CreateInfo#DELEGATE_CLASS_NATIVES} to get the list of classes that + * have their native methods reimplemented through a delegate. + * + * Since the reimplemented methods are not native anymore, we look for the annotation + * {@link LayoutlibDelegate}, and look for a matching method in the delegate (named the same + * as the modified class with _Delegate added as a suffix). + * If the original native method is not static, then we make sure the delegate method also + * include the original class as first parameter (to access "this"). + * + */ +public class TestNativeDelegate extends TestCase { + + public void testNativeDelegates() { + + final String[] classes = CreateInfo.DELEGATE_CLASS_NATIVES; + final int count = classes.length; + for (int i = 0 ; i < count ; i++) { + loadAndCompareClasses(classes[i], classes[i] + "_Delegate"); + } + } + + private void loadAndCompareClasses(String originalClassName, String delegateClassName) { + // load the classes + try { + ClassLoader classLoader = TestNativeDelegate.class.getClassLoader(); + Class<?> originalClass = classLoader.loadClass(originalClassName); + Class<?> delegateClass = classLoader.loadClass(delegateClassName); + + compare(originalClass, delegateClass); + } catch (ClassNotFoundException e) { + fail("Failed to load class: " + e.getMessage()); + } catch (SecurityException e) { + fail("Failed to load class: " + e.getMessage()); + } + } + + private void compare(Class<?> originalClass, Class<?> delegateClass) throws SecurityException { + Method[] originalMethods = originalClass.getDeclaredMethods(); + + for (Method originalMethod : originalMethods) { + // look for methods that were native: they have the LayoutlibDelegate annotation + if (originalMethod.getAnnotation(LayoutlibDelegate.class) == null) { + continue; + } + + // get the signature. + Class<?>[] parameters = originalMethod.getParameterTypes(); + + // if the method is not static, then the class is added as the first parameter + // (for "this") + if ((originalMethod.getModifiers() & Modifier.STATIC) == 0) { + + Class<?>[] newParameters = new Class<?>[parameters.length + 1]; + newParameters[0] = originalClass; + System.arraycopy(parameters, 0, newParameters, 1, parameters.length); + parameters = newParameters; + } + + try { + // try to load the method with the given parameter types. + delegateClass.getMethod(originalMethod.getName(), parameters); + } catch (NoSuchMethodException e) { + // compute a full class name that's long but not too long. + StringBuilder sb = new StringBuilder(originalMethod.getName() + "("); + for (int j = 0; j < parameters.length; j++) { + Class<?> theClass = parameters[j]; + sb.append(theClass.getName()); + int dimensions = 0; + while (theClass.isArray()) { + dimensions++; + theClass = theClass.getComponentType(); + } + for (int i = 0; i < dimensions; i++) { + sb.append("[]"); + } + if (j < (parameters.length - 1)) { + sb.append(","); + } + } + sb.append(")"); + + fail(String.format("Missing %1$s.%2$s", delegateClass.getName(), sb.toString())); + } + } + } +} diff --git a/tools/layoutlib/create/src/com/android/tools/layoutlib/create/CreateInfo.java b/tools/layoutlib/create/src/com/android/tools/layoutlib/create/CreateInfo.java index 92892784..2d0ee6d 100644 --- a/tools/layoutlib/create/src/com/android/tools/layoutlib/create/CreateInfo.java +++ b/tools/layoutlib/create/src/com/android/tools/layoutlib/create/CreateInfo.java @@ -16,6 +16,8 @@ package com.android.tools.layoutlib.create; +import com.android.tools.layoutlib.annotations.LayoutlibDelegate; + /** * Describes the work to be done by {@link AsmGenerator}. */ @@ -83,7 +85,9 @@ public final class CreateInfo implements ICreateInfo { OverrideMethod.class, MethodListener.class, MethodAdapter.class, - CreateInfo.class + ICreateInfo.class, + CreateInfo.class, + LayoutlibDelegate.class }; /** @@ -99,8 +103,7 @@ public final class CreateInfo implements ICreateInfo { * The list of classes on which to delegate all native methods. */ private final static String[] DELEGATE_CLASS_NATIVES = new String[] { - // TODO: comment out once DelegateClass is working - // "android.graphics.Paint" + "android.graphics.Matrix", }; /** @@ -126,7 +129,6 @@ public final class CreateInfo implements ICreateInfo { "android.graphics.ComposeShader", "android.graphics._Original_ComposeShader", "android.graphics.DashPathEffect", "android.graphics._Original_DashPathEffect", "android.graphics.LinearGradient", "android.graphics._Original_LinearGradient", - "android.graphics.Matrix", "android.graphics._Original_Matrix", "android.graphics.Paint", "android.graphics._Original_Paint", "android.graphics.Path", "android.graphics._Original_Path", "android.graphics.PorterDuffXfermode", "android.graphics._Original_PorterDuffXfermode", |