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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.
*
* $URL$
* $Id$
*
*/
#include "sci/sci.h"
#include "sci/engine/kernel.h"
#include "sci/engine/selector.h"
#include "sci/engine/state.h"
#include "sci/graphics/maciconbar.h"
#include "sci/graphics/palette.h"
#include "sci/graphics/screen.h"
#include "common/memstream.h"
#include "common/system.h"
#include "graphics/pict.h"
#include "graphics/surface.h"
namespace Sci {
GfxMacIconBar::GfxMacIconBar() {
_lastX = 0;
}
GfxMacIconBar::~GfxMacIconBar() {
for (uint32 i = 0; i < _iconBarItems.size(); i++) {
if (_iconBarItems[i].nonSelectedImage) {
_iconBarItems[i].nonSelectedImage->free();
delete _iconBarItems[i].nonSelectedImage;
}
if (_iconBarItems[i].selectedImage) {
_iconBarItems[i].selectedImage->free();
delete _iconBarItems[i].selectedImage;
}
}
}
void GfxMacIconBar::addIcon(reg_t obj) {
IconBarItem item;
uint32 iconIndex = readSelectorValue(g_sci->getEngineState()->_segMan, obj, SELECTOR(iconIndex));
item.object = obj;
item.nonSelectedImage = createImage(iconIndex, false);
item.selectedImage = createImage(iconIndex, true);
// Start after the main viewing window and add a two pixel buffer
uint16 y = g_sci->_gfxScreen->getHeight() + 2;
if (item.nonSelectedImage)
item.rect = Common::Rect(_lastX, y, MIN<uint32>(_lastX + item.nonSelectedImage->w, 320), y + item.nonSelectedImage->h);
else
error("Could not find a non-selected image for icon %d", iconIndex);
_lastX += item.rect.width();
_iconBarItems.push_back(item);
}
void GfxMacIconBar::drawIcons() {
// Draw the icons to the bottom of the screen
for (uint32 i = 0; i < _iconBarItems.size(); i++) {
Graphics::Surface *surface = _iconBarItems[i].nonSelectedImage;
if (surface) {
g_system->copyRectToScreen((byte *)surface->pixels, surface->pitch, _iconBarItems[i].rect.left,
_iconBarItems[i].rect.top, _iconBarItems[i].rect.width(), _iconBarItems[i].rect.height());
}
}
}
Graphics::Surface *GfxMacIconBar::createImage(uint32 iconIndex, bool isSelected) {
Graphics::PictDecoder pictDecoder(Graphics::PixelFormat::createFormatCLUT8());
ResourceType type = isSelected ? kResourceTypeMacIconBarPictS : kResourceTypeMacIconBarPictN;
Resource *res = g_sci->getResMan()->findResource(ResourceId(type, iconIndex + 1), false);
if (!res || res->size == 0)
return 0;
byte palette[256 * 3];
Common::SeekableReadStream *stream = new Common::MemoryReadStream(res->data, res->size);
Graphics::Surface *surface = pictDecoder.decodeImage(stream, palette);
remapColors(surface, palette);
delete stream;
return surface;
}
void GfxMacIconBar::remapColors(Graphics::Surface *surf, byte *palette) {
byte *pixels = (byte *)surf->pixels;
// Remap to the screen palette
for (uint16 i = 0; i < surf->w * surf->h; i++) {
byte color = *pixels;
byte r = palette[color * 3];
byte g = palette[color * 3 + 1];
byte b = palette[color * 3 + 2];
*pixels++ = g_sci->_gfxPalette->findMacIconBarColor(r, g, b);
}
}
} // End of namespace Sci
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