| /* |
| * Copyright (C) 2011 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. |
| */ |
| |
| #ifndef _ANDROID_VIEW_POINTER_ICON_H |
| #define _ANDROID_VIEW_POINTER_ICON_H |
| |
| #include "jni.h" |
| |
| #include <utils/Errors.h> |
| #include <SkBitmap.h> |
| |
| namespace android { |
| |
| /* Pointer icon styles. |
| * Must match the definition in android.view.PointerIcon. |
| */ |
| enum { |
| POINTER_ICON_STYLE_CUSTOM = -1, |
| POINTER_ICON_STYLE_NULL = 0, |
| POINTER_ICON_STYLE_ARROW = 1000, |
| POINTER_ICON_STYLE_SPOT_HOVER = 2000, |
| POINTER_ICON_STYLE_SPOT_TOUCH = 2001, |
| POINTER_ICON_STYLE_SPOT_ANCHOR = 2002, |
| }; |
| |
| /* |
| * Describes a pointer icon. |
| */ |
| struct PointerIcon { |
| inline PointerIcon() { |
| reset(); |
| } |
| |
| int32_t style; |
| SkBitmap bitmap; |
| float hotSpotX; |
| float hotSpotY; |
| |
| inline bool isNullIcon() { |
| return style == POINTER_ICON_STYLE_NULL; |
| } |
| |
| inline void reset() { |
| style = POINTER_ICON_STYLE_NULL; |
| bitmap.reset(); |
| hotSpotX = 0; |
| hotSpotY = 0; |
| } |
| }; |
| |
| /* Gets a system pointer icon with the specified style. */ |
| extern jobject android_view_PointerIcon_getSystemIcon(JNIEnv* env, |
| jobject contextObj, int32_t style); |
| |
| /* Loads the bitmap associated with a pointer icon. |
| * If pointerIconObj is NULL, returns OK and a pointer icon with POINTER_ICON_STYLE_NULL. */ |
| extern status_t android_view_PointerIcon_load(JNIEnv* env, |
| jobject pointerIconObj, jobject contextObj, PointerIcon* outPointerIcon); |
| |
| /* Loads the bitmap associated with a pointer icon by style. |
| * If pointerIconObj is NULL, returns OK and a pointer icon with POINTER_ICON_STYLE_NULL. */ |
| extern status_t android_view_PointerIcon_loadSystemIcon(JNIEnv* env, |
| jobject contextObj, int32_t style, PointerIcon* outPointerIcon); |
| |
| } // namespace android |
| |
| #endif // _ANDROID_OS_POINTER_ICON_H |