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Diffstat (limited to 'src/com/android/browser/MeshTracker.java')
| -rw-r--r-- | src/com/android/browser/MeshTracker.java | 198 |
1 files changed, 0 insertions, 198 deletions
diff --git a/src/com/android/browser/MeshTracker.java b/src/com/android/browser/MeshTracker.java deleted file mode 100644 index c4b63329f..000000000 --- a/src/com/android/browser/MeshTracker.java +++ /dev/null @@ -1,198 +0,0 @@ -/* - * Copyright (C) 2009 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.browser; - -import android.graphics.Bitmap; -import android.graphics.utils.BoundaryPatch; -import android.graphics.Canvas; -import android.graphics.Paint; -import android.webkit.WebView; - -/*package*/ class MeshTracker extends WebView.DragTracker { - - private static class Mesh { - private int mWhich; - private int mRows; - private int mCols; - private BoundaryPatch mPatch = new BoundaryPatch(); - private float[] mCubics = new float[24]; - private float[] mOrig = new float[24]; - private float mStretchX, mStretchY; - - Mesh(int which, int rows, int cols) { - mWhich = which; - mRows = rows; - mCols = cols; - } - - private void rebuildPatch() { - mPatch.setCubicBoundary(mCubics, 0, mRows, mCols); - } - - private void setSize(float w, float h) { - float[] pts = mCubics; - float x1 = w*0.3333f; - float y1 = h*0.3333f; - float x2 = w*0.6667f; - float y2 = h*0.6667f; - pts[0*2+0] = 0; pts[0*2+1] = 0; - pts[1*2+0] = x1; pts[1*2+1] = 0; - pts[2*2+0] = x2; pts[2*2+1] = 0; - - pts[3*2+0] = w; pts[3*2+1] = 0; - pts[4*2+0] = w; pts[4*2+1] = y1; - pts[5*2+0] = w; pts[5*2+1] = y2; - - pts[6*2+0] = w; pts[6*2+1] = h; - pts[7*2+0] = x2; pts[7*2+1] = h; - pts[8*2+0] = x1; pts[8*2+1] = h; - - pts[9*2+0] = 0; pts[9*2+1] = h; - pts[10*2+0] = 0; pts[10*2+1] = y2; - pts[11*2+0] = 0; pts[11*2+1] = y1; - - System.arraycopy(pts, 0, mOrig, 0, 24); - - // recall our stretcher - setStretch(mStretchX, mStretchY); - } - - public void setBitmap(Bitmap bm) { - mPatch.setTexture(bm); - setSize(bm.getWidth(), bm.getHeight()); - } - - // first experimental behavior - private void doit1(float dx, float dy) { - final float scale = 0.75f; // temper how far we actually move - dx *= scale; - dy *= scale; - - int index; - if (dx < 0) { - index = 10; - } else { - index = 4; - } - mCubics[index*2 + 0] = mOrig[index*2 + 0] + dx; - mCubics[index*2 + 2] = mOrig[index*2 + 2] + dx; - - if (dy < 0) { - index = 1; - } else { - index = 7; - } - mCubics[index*2 + 1] = mOrig[index*2 + 1] + dy; - mCubics[index*2 + 3] = mOrig[index*2 + 3] + dy; - } - - private void doit2(float dx, float dy) { - final float scale = 0.35f; // temper how far we actually move - dx *= scale; - dy *= scale; - final float cornerScale = 0.25f; - - int index; - if (dx < 0) { - index = 4; - } else { - index = 10; - } - mCubics[index*2 + 0] = mOrig[index*2 + 0] + dx; - mCubics[index*2 + 2] = mOrig[index*2 + 2] + dx; - // corners - index -= 1; - mCubics[index*2 + 0] = mOrig[index*2 + 0] + dx * cornerScale; - index = (index + 3) % 12; // next corner - mCubics[index*2 + 0] = mOrig[index*2 + 0] + dx * cornerScale; - - if (dy < 0) { - index = 7; - } else { - index = 1; - } - mCubics[index*2 + 1] = mOrig[index*2 + 1] + dy; - mCubics[index*2 + 3] = mOrig[index*2 + 3] + dy; - // corners - index -= 1; - mCubics[index*2 + 1] = mOrig[index*2 + 1] + dy * cornerScale; - index = (index + 3) % 12; // next corner - mCubics[index*2 + 1] = mOrig[index*2 + 1] + dy * cornerScale; - } - - public void setStretch(float dx, float dy) { - mStretchX = dx; - mStretchY = dy; - switch (mWhich) { - case 1: - doit1(dx, dy); - break; - case 2: - doit2(dx, dy); - break; - } - rebuildPatch(); - } - - public void draw(Canvas canvas) { - mPatch.draw(canvas); - } - } - - private Mesh mMesh; - private Bitmap mBitmap; - private int mWhich; - private Paint mBGPaint; - - public MeshTracker(int which) { - mWhich = which; - } - - public void setBGPaint(Paint paint) { - mBGPaint = paint; - } - - @Override public void onStartDrag(float x, float y) { - mMesh = new Mesh(mWhich, 16, 16); - } - - @Override public void onBitmapChange(Bitmap bm) { - mBitmap = bm; - mMesh.setBitmap(bm); - } - - @Override public boolean onStretchChange(float sx, float sy) { - mMesh.setStretch(-sx, -sy); - return true; - } - - @Override public void onStopDrag() { - mMesh = null; - } - - @Override public void onDraw(Canvas canvas) { - if (mWhich == 2) { - if (mBGPaint != null) { - canvas.drawPaint(mBGPaint); - } else { - canvas.drawColor(0xFF000000); - } - } - mMesh.draw(canvas); - } -} - |