/* * Copyright (C) 2017 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. */ #define LOG_TAG "DisplayViewport-JNI" #include <nativehelper/JNIHelp.h> #include "core_jni_helpers.h" #include <android_hardware_display_DisplayViewport.h> #include <android_runtime/AndroidRuntime.h> #include <android_runtime/Log.h> #include <utils/Log.h> #include <nativehelper/ScopedUtfChars.h> namespace android { // ---------------------------------------------------------------------------- static struct { jclass clazz; jfieldID displayId; jfieldID orientation; jfieldID logicalFrame; jfieldID physicalFrame; jfieldID deviceWidth; jfieldID deviceHeight; jfieldID uniqueId; } gDisplayViewportClassInfo; static struct { jfieldID left; jfieldID top; jfieldID right; jfieldID bottom; } gRectClassInfo; // ---------------------------------------------------------------------------- status_t android_hardware_display_DisplayViewport_toNative(JNIEnv* env, jobject viewportObj, DisplayViewport* viewport) { viewport->displayId = env->GetIntField(viewportObj, gDisplayViewportClassInfo.displayId); viewport->orientation = env->GetIntField(viewportObj, gDisplayViewportClassInfo.orientation); viewport->deviceWidth = env->GetIntField(viewportObj, gDisplayViewportClassInfo.deviceWidth); viewport->deviceHeight = env->GetIntField(viewportObj, gDisplayViewportClassInfo.deviceHeight); jstring uniqueId = jstring(env->GetObjectField(viewportObj, gDisplayViewportClassInfo.uniqueId)); if (uniqueId != nullptr) { viewport->uniqueId.setTo(ScopedUtfChars(env, uniqueId).c_str()); } jobject logicalFrameObj = env->GetObjectField(viewportObj, gDisplayViewportClassInfo.logicalFrame); viewport->logicalLeft = env->GetIntField(logicalFrameObj, gRectClassInfo.left); viewport->logicalTop = env->GetIntField(logicalFrameObj, gRectClassInfo.top); viewport->logicalRight = env->GetIntField(logicalFrameObj, gRectClassInfo.right); viewport->logicalBottom = env->GetIntField(logicalFrameObj, gRectClassInfo.bottom); jobject physicalFrameObj = env->GetObjectField(viewportObj, gDisplayViewportClassInfo.physicalFrame); viewport->physicalLeft = env->GetIntField(physicalFrameObj, gRectClassInfo.left); viewport->physicalTop = env->GetIntField(physicalFrameObj, gRectClassInfo.top); viewport->physicalRight = env->GetIntField(physicalFrameObj, gRectClassInfo.right); viewport->physicalBottom = env->GetIntField(physicalFrameObj, gRectClassInfo.bottom); return OK; } // ---------------------------------------------------------------------------- int register_android_hardware_display_DisplayViewport(JNIEnv* env) { jclass clazz = FindClassOrDie(env, "android/hardware/display/DisplayViewport"); gDisplayViewportClassInfo.clazz = MakeGlobalRefOrDie(env, clazz); gDisplayViewportClassInfo.displayId = GetFieldIDOrDie(env, gDisplayViewportClassInfo.clazz, "displayId", "I"); gDisplayViewportClassInfo.orientation = GetFieldIDOrDie(env, gDisplayViewportClassInfo.clazz, "orientation", "I"); gDisplayViewportClassInfo.deviceWidth = GetFieldIDOrDie(env, gDisplayViewportClassInfo.clazz, "deviceWidth", "I"); gDisplayViewportClassInfo.deviceHeight = GetFieldIDOrDie(env, gDisplayViewportClassInfo.clazz, "deviceHeight", "I"); gDisplayViewportClassInfo.logicalFrame = GetFieldIDOrDie(env, gDisplayViewportClassInfo.clazz, "logicalFrame", "Landroid/graphics/Rect;"); gDisplayViewportClassInfo.physicalFrame = GetFieldIDOrDie(env, gDisplayViewportClassInfo.clazz, "physicalFrame", "Landroid/graphics/Rect;"); gDisplayViewportClassInfo.uniqueId = GetFieldIDOrDie(env, gDisplayViewportClassInfo.clazz, "uniqueId", "Ljava/lang/String;"); clazz = FindClassOrDie(env, "android/graphics/Rect"); gRectClassInfo.left = GetFieldIDOrDie(env, clazz, "left", "I"); gRectClassInfo.top = GetFieldIDOrDie(env, clazz, "top", "I"); gRectClassInfo.right = GetFieldIDOrDie(env, clazz, "right", "I"); gRectClassInfo.bottom = GetFieldIDOrDie(env, clazz, "bottom", "I"); return 0; } } // namespace android