181 lines
6.8 KiB
C++
181 lines
6.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2014 BogDan Vatra <bogdan@kde.org>
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the plugins of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL3$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPLv3 included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 3 requirements
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** will be met: https://www.gnu.org/licenses/lgpl.html.
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <jni.h>
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#include <android/log.h>
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#include <extract.h>
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#include <alloca.h>
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#define LOG_TAG "extractSyleInfo"
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#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__)
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extern "C" JNIEXPORT jintArray JNICALL Java_org_qtproject_qt5_android_ExtractStyle_extractNativeChunkInfo(JNIEnv * env, jobject, Res_png_9patch* chunk)
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{
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Res_png_9patch::deserialize(chunk);
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//printChunkInformation(chunk);
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jintArray result;
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size_t size = 3+chunk->numXDivs+chunk->numYDivs+chunk->numColors;
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result = env->NewIntArray(size);
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if (!result)
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return 0;
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jint *data = (jint*)malloc(sizeof(jint)*size);
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size_t pos = 0;
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data[pos++]=chunk->numXDivs;
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data[pos++]=chunk->numYDivs;
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data[pos++]=chunk->numColors;
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for (int x = 0; x <chunk->numXDivs; x ++)
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data[pos++]=chunk->xDivs[x];
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for (int y = 0; y <chunk->numYDivs; y ++)
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data[pos++]=chunk->yDivs[y];
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for (int c = 0; c <chunk->numColors; c ++)
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data[pos++]=chunk->colors[c];
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env->SetIntArrayRegion(result, 0, size, data);
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free(data);
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return result;
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}
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extern "C" JNIEXPORT jintArray JNICALL Java_org_qtproject_qt5_android_ExtractStyle_extractChunkInfo(JNIEnv * env, jobject obj, jbyteArray chunkObj)
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{
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size_t chunkSize = env->GetArrayLength(chunkObj);
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void* storage = alloca(chunkSize);
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env->GetByteArrayRegion(chunkObj, 0, chunkSize,
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reinterpret_cast<jbyte*>(storage));
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if (!env->ExceptionCheck())
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return Java_org_qtproject_qt5_android_ExtractStyle_extractNativeChunkInfo(env, obj, static_cast<Res_png_9patch*>(storage));
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else
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env->ExceptionClear();
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return 0;
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}
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// The following part was shamelessly stolen from ResourceTypes.cpp from Android's sources
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/*
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* Copyright (C) 2005 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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static void deserializeInternal(const void* inData, Res_png_9patch* outData) {
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char* patch = (char*) inData;
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if (inData != outData) {
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memmove(&outData->wasDeserialized, patch, 4); // copy wasDeserialized, numXDivs, numYDivs, numColors
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memmove(&outData->paddingLeft, patch + 12, 4); // copy wasDeserialized, numXDivs, numYDivs, numColors
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}
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outData->wasDeserialized = true;
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char* data = (char*)outData;
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data += sizeof(Res_png_9patch);
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outData->xDivs = (int32_t*) data;
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data += outData->numXDivs * sizeof(int32_t);
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outData->yDivs = (int32_t*) data;
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data += outData->numYDivs * sizeof(int32_t);
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outData->colors = (uint32_t*) data;
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}
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Res_png_9patch* Res_png_9patch::deserialize(const void* inData)
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{
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if (sizeof(void*) != sizeof(int32_t)) {
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LOGE("Cannot deserialize on non 32-bit system\n");
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return NULL;
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}
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deserializeInternal(inData, (Res_png_9patch*) inData);
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return (Res_png_9patch*) inData;
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}
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extern "C" JNIEXPORT jintArray JNICALL Java_org_qtproject_qt5_android_ExtractStyle_extractNativeChunkInfo20(JNIEnv * env, jobject, long addr)
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{
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Res_png_9patch20* chunk = reinterpret_cast<Res_png_9patch20*>(addr);
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Res_png_9patch20::deserialize(chunk);
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//printChunkInformation(chunk);
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jintArray result;
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size_t size = 3+chunk->numXDivs+chunk->numYDivs+chunk->numColors;
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result = env->NewIntArray(size);
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if (!result)
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return 0;
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jint *data = (jint*)malloc(sizeof(jint)*size);
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size_t pos = 0;
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data[pos++] = chunk->numXDivs;
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data[pos++] = chunk->numYDivs;
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data[pos++] = chunk->numColors;
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int32_t* xDivs = chunk->getXDivs();
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int32_t* yDivs = chunk->getYDivs();
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uint32_t* colors = chunk->getColors();
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for (int x = 0; x <chunk->numXDivs; x ++)
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data[pos++]=xDivs[x];
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for (int y = 0; y <chunk->numYDivs; y ++)
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data[pos++] = yDivs[y];
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for (int c = 0; c <chunk->numColors; c ++)
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data[pos++] = colors[c];
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env->SetIntArrayRegion(result, 0, size, data);
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free(data);
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return result;
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}
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extern "C" JNIEXPORT jintArray JNICALL Java_org_qtproject_qt5_android_ExtractStyle_extractChunkInfo20(JNIEnv * env, jobject obj, jbyteArray chunkObj)
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{
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size_t chunkSize = env->GetArrayLength(chunkObj);
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void* storage = alloca(chunkSize);
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env->GetByteArrayRegion(chunkObj, 0, chunkSize,
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reinterpret_cast<jbyte*>(storage));
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if (!env->ExceptionCheck())
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return Java_org_qtproject_qt5_android_ExtractStyle_extractNativeChunkInfo20(env, obj, long(storage));
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else
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env->ExceptionClear();
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return 0;
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}
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static inline void fill9patchOffsets(Res_png_9patch20* patch) {
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patch->xDivsOffset = sizeof(Res_png_9patch20);
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patch->yDivsOffset = patch->xDivsOffset + (patch->numXDivs * sizeof(int32_t));
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patch->colorsOffset = patch->yDivsOffset + (patch->numYDivs * sizeof(int32_t));
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}
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Res_png_9patch20* Res_png_9patch20::deserialize(void* inData)
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{
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Res_png_9patch20* patch = reinterpret_cast<Res_png_9patch20*>(inData);
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patch->wasDeserialized = true;
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fill9patchOffsets(patch);
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return patch;
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}
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