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/****************************************************************************
**
** Copyright (C) 2014 BogDan Vatra <bogdan@kde.org>
** Contact: http://www.qt-project.org/legal
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <jni.h>
#include <android/log.h>
#include <extract.h>
#include <alloca.h>
#define LOG_TAG "extractSyleInfo"
#define LOGI(...) __android_log_print(ANDROID_LOG_INFO,LOG_TAG,__VA_ARGS__)
#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR,LOG_TAG,__VA_ARGS__)
#define LOGF(...) __android_log_print(ANDROID_LOG_FATAL,LOG_TAG,__VA_ARGS__)
extern "C" JNIEXPORT jintArray JNICALL Java_org_qtproject_qt5_android_ExtractStyle_extractNativeChunkInfo(JNIEnv * env, jobject, Res_png_9patch* chunk)
{
Res_png_9patch::deserialize(chunk);
//printChunkInformation(chunk);
jintArray result;
size_t size = 3+chunk->numXDivs+chunk->numYDivs+chunk->numColors;
result = env->NewIntArray(size);
if (!result)
return 0;
jint *data = (jint*)malloc(sizeof(jint)*size);
size_t pos = 0;
data[pos++]=chunk->numXDivs;
data[pos++]=chunk->numYDivs;
data[pos++]=chunk->numColors;
for (int x = 0; x <chunk->numXDivs; x ++)
data[pos++]=chunk->xDivs[x];
for (int y = 0; y <chunk->numYDivs; y ++)
data[pos++]=chunk->yDivs[y];
for (int c = 0; c <chunk->numColors; c ++)
data[pos++]=chunk->colors[c];
env->SetIntArrayRegion(result, 0, size, data);
free(data);
return result;
}
extern "C" JNIEXPORT jintArray JNICALL Java_org_qtproject_qt5_android_ExtractStyle_extractChunkInfo(JNIEnv * env, jobject obj, jbyteArray chunkObj)
{
size_t chunkSize = env->GetArrayLength(chunkObj);
void* storage = alloca(chunkSize);
env->GetByteArrayRegion(chunkObj, 0, chunkSize,
reinterpret_cast<jbyte*>(storage));
if (!env->ExceptionCheck())
return Java_org_qtproject_qt5_android_ExtractStyle_extractNativeChunkInfo(env, obj, static_cast<Res_png_9patch*>(storage));
else
env->ExceptionClear();
return 0;
}
// The following part was shamelessly stolen from ResourceTypes.cpp from Android's sources
/*
* Copyright (C) 2005 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.
*/
static void deserializeInternal(const void* inData, Res_png_9patch* outData) {
char* patch = (char*) inData;
if (inData != outData) {
memmove(&outData->wasDeserialized, patch, 4); // copy wasDeserialized, numXDivs, numYDivs, numColors
memmove(&outData->paddingLeft, patch + 12, 4); // copy wasDeserialized, numXDivs, numYDivs, numColors
}
outData->wasDeserialized = true;
char* data = (char*)outData;
data += sizeof(Res_png_9patch);
outData->xDivs = (int32_t*) data;
data += outData->numXDivs * sizeof(int32_t);
outData->yDivs = (int32_t*) data;
data += outData->numYDivs * sizeof(int32_t);
outData->colors = (uint32_t*) data;
}
Res_png_9patch* Res_png_9patch::deserialize(const void* inData)
{
if (sizeof(void*) != sizeof(int32_t)) {
LOGE("Cannot deserialize on non 32-bit system\n");
return NULL;
}
deserializeInternal(inData, (Res_png_9patch*) inData);
return (Res_png_9patch*) inData;
}
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