content: /*
   * 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;
  
  /**
   * AvoidXfermode xfermode will draw the src everywhere except on top of the
   * opColor or, depending on the Mode, draw only on top of the opColor.
   *
   * @removed
   */
  @Deprecated
  public class AvoidXfermode extends Xfermode {
  
      // these need to match the enum in AvoidXfermode.h on the native side
      public enum Mode {
          AVOID   (0),    //!< draw everywhere except on the opColor
          TARGET  (1);    //!< draw only on top of the opColor
          
          Mode(int nativeInt) {
              this.nativeInt = nativeInt;
          }
          final int nativeInt;
      }
      
      /** This xfermode draws, or doesn't draw, based on the destination's
       * distance from an op-color.
       *
       * There are two modes, and each mode interprets a tolerance value.
       *
       * Avoid: In this mode, drawing is allowed only on destination pixels that
       * are different from the op-color.
       * Tolerance near 0: avoid any colors even remotely similar to the op-color
       * Tolerance near 255: avoid only colors nearly identical to the op-color
       
       * Target: In this mode, drawing only occurs on destination pixels that
       * are similar to the op-color
       * Tolerance near 0: draw only on colors that are nearly identical to the op-color
       * Tolerance near 255: draw on any colors even remotely similar to the op-color
       */
      public AvoidXfermode(int opColor, int tolerance, Mode mode) {
          if (tolerance < 0 || tolerance > 255) {
              throw new IllegalArgumentException("tolerance must be 0..255");
          }
      }
  }
  