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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* This file is based on WME Lite.
* http://dead-code.org/redir.php?target=wmelite
* Copyright (c) 2011 Jan Nedoma
*/
#include "engines/wintermute/dcgf.h"
#include "engines/wintermute/Base/BImage.h"
#include "engines/wintermute/Base/BGame.h"
#include "engines/wintermute/Base/BFileManager.h"
#include "engines/wintermute/graphics/transparentSurface.h"
#include "engines/wintermute/utils/StringUtil.h"
#include "graphics/decoders/png.h"
#include "graphics/decoders/jpeg.h"
#include "graphics/decoders/bmp.h"
#include "graphics/surface.h"
#include "engines/wintermute/graphics/tga.h"
#include "common/textconsole.h"
#include "common/stream.h"
#include "common/system.h"
namespace WinterMute {
//////////////////////////////////////////////////////////////////////
CBImage::CBImage(CBGame *inGame, FIBITMAP *bitmap): CBBase(inGame) {
#if 0
_bitmap = bitmap;
#endif
_bitmap = NULL;
_palette = NULL;
_surface = NULL;
_decoder = NULL;
_deletableSurface = NULL;
}
//////////////////////////////////////////////////////////////////////
CBImage::~CBImage() {
/* delete _bitmap; */
delete _decoder;
if (_deletableSurface) {
_deletableSurface->free();
}
delete _deletableSurface;
#if 0
if (_bitmap) FreeImage_Unload(_bitmap);
#endif
}
ERRORCODE CBImage::loadFile(const Common::String &filename) {
_filename = filename;
_filename.toLowercase();
if (StringUtil::startsWith(filename, "savegame:", true)) {
_decoder = new Graphics::BitmapDecoder();
} else if (_filename.hasSuffix(".png")) {
_decoder = new Graphics::PNGDecoder();
} else if (_filename.hasSuffix(".bmp")) {
_decoder = new Graphics::BitmapDecoder();
} else if (_filename.hasSuffix(".tga")) {
_decoder = new WinterMute::TGA();
} else if (_filename.hasSuffix(".jpg")) {
_decoder = new Graphics::JPEGDecoder();
} else {
error("CBImage::loadFile : Unsupported fileformat %s", filename.c_str());
}
_filename = filename;
Common::SeekableReadStream *file = _gameRef->_fileManager->openFile(filename.c_str());
if (!file) return STATUS_FAILED;
_decoder->loadStream(*file);
_surface = _decoder->getSurface();
_palette = _decoder->getPalette();
_gameRef->_fileManager->closeFile(file);
return STATUS_OK;
}
byte CBImage::getAlphaAt(int x, int y) {
if (!_surface) return 0xFF;
uint32 color = *(uint32 *)_surface->getBasePtr(x, y);
byte r, g, b, a;
_surface->format.colorToARGB(color, a, r, g, b);
return a;
}
void CBImage::copyFrom(Graphics::Surface *surface) {
_surface = _deletableSurface = new Graphics::Surface();
_deletableSurface->copyFrom(*surface);
}
//////////////////////////////////////////////////////////////////////////
ERRORCODE CBImage::saveBMPFile(const char *filename) {
#if 0
if (!_bitmap) return STATUS_FAILED;
if (FreeImage_Save(FIF_BMP, _bitmap, filename)) return STATUS_OK;
else return STATUS_FAILED;
#endif
return STATUS_FAILED;
}
//////////////////////////////////////////////////////////////////////////
ERRORCODE CBImage::resize(int newWidth, int newHeight) {
#if 0
if (!_bitmap) return STATUS_FAILED;
if (newWidth == 0) NewWidth = FreeImage_GetWidth(_bitmap);
if (newHeight == 0) NewHeight = FreeImage_GetHeight(_bitmap);
FIBITMAP *newImg = FreeImage_Rescale(_bitmap, NewWidth, NewHeight, FILTER_BILINEAR);
if (newImg) {
FreeImage_Unload(_bitmap);
_bitmap = newImg;
return STATUS_OK;
} else return STATUS_FAILED;
#endif
return STATUS_FAILED;
}
//////////////////////////////////////////////////////////////////////////
bool CBImage::writeBMPToStream(Common::WriteStream *stream) {
if (!_surface) return false;
/* The following is just copied over and inverted to write-ops from the BMP-decoder */
stream->writeByte('B');
stream->writeByte('M');
/* Since we don't care during reads, we don't care during writes: */
/* uint32 fileSize = */
stream->writeUint32LE(54 + _surface->h * _surface->pitch);
/* uint16 res1 = */
stream->writeUint16LE(0);
/* uint16 res2 = */
stream->writeUint16LE(0);
const uint32 imageOffset = 54;
stream->writeUint32LE(imageOffset);
const uint32 infoSize = 40; /* Windows v3 BMP */
stream->writeUint32LE(infoSize);
uint32 width = _surface->w;
int32 height = _surface->h;
stream->writeUint32LE(width);
stream->writeUint32LE((uint32)height);
if (width == 0 || height == 0)
return false;
if (height < 0) {
warning("Right-side up bitmaps not supported");
return false;
}
/* uint16 planes = */ stream->writeUint16LE(1);
const uint16 bitsPerPixel = 24;
stream->writeUint16LE(bitsPerPixel);
const uint32 compression = 0;
stream->writeUint32LE(compression);
/* uint32 imageSize = */
stream->writeUint32LE(_surface->h * _surface->pitch);
/* uint32 pixelsPerMeterX = */
stream->writeUint32LE(0);
/* uint32 pixelsPerMeterY = */
stream->writeUint32LE(0);
const uint32 paletteColorCount = 0;
stream->writeUint32LE(paletteColorCount);
/* uint32 colorsImportant = */
stream->writeUint32LE(0);
// Start us at the beginning of the image (54 bytes in)
Graphics::PixelFormat format = Graphics::PixelFormat::createFormatCLUT8();
// BGRA for 24bpp
if (bitsPerPixel == 24)
format = Graphics::PixelFormat(4, 8, 8, 8, 8, 8, 16, 24, 0);
Graphics::Surface *surface = _surface->convertTo(format);
int srcPitch = width * (bitsPerPixel >> 3);
const int extraDataLength = (srcPitch % 4) ? 4 - (srcPitch % 4) : 0;
for (int32 i = height - 1; i >= 0; i--) {
for (uint32 j = 0; j < width; j++) {
byte b, g, r;
uint32 color = *(uint32 *)surface->getBasePtr(j, i);
surface->format.colorToRGB(color, r, g, b);
stream->writeByte(b);
stream->writeByte(g);
stream->writeByte(r);
}
for (int k = 0; k < extraDataLength; k++) {
stream->writeByte(0);
}
}
surface->free();
delete surface;
return true;
//*BufferSize = 0;
#if 0
FIMEMORY *fiMem = FreeImage_OpenMemory();
FreeImage_SaveToMemory(FIF_PNG, _bitmap, fiMem);
uint32 size;
byte *data;
FreeImage_AcquireMemory(fiMem, &data, &size);
byte *Buffer = new byte[size];
memcpy(Buffer, data, size);
FreeImage_CloseMemory(fiMem);
if (BufferSize) *BufferSize = size;
return Buffer;
#endif
return false;
}
//////////////////////////////////////////////////////////////////////////
ERRORCODE CBImage::copyFrom(CBImage *origImage, int newWidth, int newHeight) {
#if 0
if (_bitmap) FreeImage_Unload(_bitmap);
if (NewWidth == 0) NewWidth = FreeImage_GetWidth(OrigImage->GetBitmap());
if (NewHeight == 0) NewHeight = FreeImage_GetHeight(OrigImage->GetBitmap());
_bitmap = FreeImage_Rescale(OrigImage->GetBitmap(), NewWidth, NewHeight, FILTER_BILINEAR);
#endif
TransparentSurface temp(*origImage->_surface, false);
if (_deletableSurface) {
_deletableSurface->free();
delete _deletableSurface;
_deletableSurface = NULL;
}
_surface = _deletableSurface = temp.scale(newWidth, newHeight);
return STATUS_OK;
}
} // end of namespace WinterMute
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