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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:28:45 -0800
commitd83a98f4ce9cfa908f5c54bbd70f03eec07e7553 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /graphics/java/android/graphics/RadialGradient.java
parent076357b8567458d4b6dfdcf839ef751634cd2bfb (diff)
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-rw-r--r--graphics/java/android/graphics/RadialGradient.java66
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diff --git a/graphics/java/android/graphics/RadialGradient.java b/graphics/java/android/graphics/RadialGradient.java
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--- a/graphics/java/android/graphics/RadialGradient.java
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-/*
- * Copyright (C) 2007 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;
-
-public class RadialGradient extends Shader {
-
- /** Create a shader that draws a radial gradient given the center and radius.
- @param x The x-coordinate of the center of the radius
- @param y The y-coordinate of the center of the radius
- @param radius Must be positive. The radius of the circle for this gradient
- @param colors The colors to be distributed between the center and edge of the circle
- @param positions May be NULL. The relative position of
- each corresponding color in the colors array. If this is NULL,
- the the colors are distributed evenly between the center and edge of the circle.
- @param tile The Shader tiling mode
- */
- public RadialGradient(float x, float y, float radius,
- int colors[], float positions[], TileMode tile) {
- if (radius <= 0) {
- throw new IllegalArgumentException("radius must be > 0");
- }
- if (colors.length < 2) {
- throw new IllegalArgumentException("needs >= 2 number of colors");
- }
- if (positions != null && colors.length != positions.length) {
- throw new IllegalArgumentException("color and position arrays must be of equal length");
- }
- native_instance = nativeCreate1(x, y, radius, colors, positions, tile.nativeInt);
- }
-
- /** Create a shader that draws a radial gradient given the center and radius.
- @param x The x-coordinate of the center of the radius
- @param y The y-coordinate of the center of the radius
- @param radius Must be positive. The radius of the circle for this gradient
- @param color0 The color at the center of the circle.
- @param color1 The color at the edge of the circle.
- @param tile The Shader tiling mode
- */
- public RadialGradient(float x, float y, float radius,
- int color0, int color1, TileMode tile) {
- if (radius <= 0) {
- throw new IllegalArgumentException("radius must be > 0");
- }
- native_instance = nativeCreate2(x, y, radius, color0, color1, tile.nativeInt);
- }
-
- private static native int nativeCreate1(float x, float y, float radius,
- int colors[], float positions[], int tileMode);
- private static native int nativeCreate2(float x, float y, float radius,
- int color0, int color1, int tileMode);
-}
-