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TONY: Handle translating savegame thumbnail for display in ScummVM GMM

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This commit is contained in:
Paul Gilbert 2012-05-17 19:30:30 +10:00
parent 59942d9a41
commit 40926933c3
1 changed files with 21 additions and 7 deletions
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28
engines/tony/detection.cpp
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@ -23,8 +23,10 @@
#include "base/plugins.h"
#include "common/memstream.h"
#include "engines/advancedDetector.h"
#include "common/system.h"
#include "graphics/colormasks.h"
#include "graphics/surface.h"
#include "tony/tony.h"
@ -145,23 +147,35 @@ void TonyMetaEngine::removeSaveState(const char *target, int slot) const {
SaveStateDescriptor TonyMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
Tony::RMString saveName;
byte difficulty;
byte thumbData[160 * 120 * 2];
Graphics::PixelFormat pixelFormat(2, 5, 5, 5, 0, 10, 5, 0, 0);
Graphics::Surface *thumbnail = new Graphics::Surface();
thumbnail->create(160, 120, pixelFormat);
if (Tony::RMOptionScreen::LoadThumbnailFromSaveState(slot, thumbData, saveName, difficulty)) {
// Convert the 565 thumbnail data to the needed overlay format
Common::MemoryReadStream thumbStream(thumbData, 160 * 120 * 2);
Graphics::PixelFormat destFormat = g_system->getOverlayFormat();
Graphics::Surface *to = new Graphics::Surface();
to->create(160, 120, destFormat);
OverlayColor *pixels = (OverlayColor *)to->pixels;
for (int y = 0; y < to->h; ++y) {
for (int x = 0; x < to->w; ++x) {
uint8 r, g, b;
Graphics::colorToRGB<Graphics::ColorMasks<555> >(thumbStream.readUint16LE(), r, g, b);
// converting to current OSystem Color
*pixels++ = destFormat.RGBToColor(r, g, b);
}
}
if (Tony::RMOptionScreen::LoadThumbnailFromSaveState(slot, (byte *)thumbnail->pixels, saveName, difficulty)) {
// Create the return descriptor
SaveStateDescriptor desc(slot, (const char *)saveName);
desc.setDeletableFlag(true);
desc.setWriteProtectedFlag(false);
desc.setThumbnail(thumbnail);
desc.setThumbnail(to);
return desc;
}
thumbnail->free();
delete thumbnail;
return SaveStateDescriptor();
}