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Added undo_remap_palette() function.

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This commit is contained in:
David Capello 2010-06-17 02:14:44 -03:00
parent 1320ad7b61
commit 10325873d3
2 changed files with 69 additions and 0 deletions
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66
src/raster/undo.cpp
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@ -76,6 +76,7 @@ enum {
// palette management
UNDO_TYPE_ADD_PALETTE,
UNDO_TYPE_REMOVE_PALETTE,
UNDO_TYPE_REMAP_PALETTE,
/* misc */
UNDO_TYPE_SET_MASK,
@ -108,6 +109,7 @@ struct UndoChunkSetSize;
struct UndoChunkSetFrame;
struct UndoChunkSetFrames;
struct UndoChunkSetFrlen;
struct UndoChunkRemapPalette;
struct UndoChunk
{
@ -191,6 +193,9 @@ static void chunk_add_palette_invert(UndoStream* stream, UndoChunkAddPalette *ch
static void chunk_remove_palette_new(UndoStream* stream, Sprite *sprite, Palette* palette);
static void chunk_remove_palette_invert(UndoStream* stream, UndoChunkRemovePalette *chunk, int state);
static void chunk_remap_palette_new(UndoStream* stream, Sprite* sprite, int frame_from, int frame_to, const std::vector<int>& mapping);
static void chunk_remap_palette_invert(UndoStream* stream, UndoChunkRemapPalette *chunk, int state);
static void chunk_set_mask_new(UndoStream* stream, Sprite *sprite);
static void chunk_set_mask_invert(UndoStream* stream, UndoChunkSetMask* chunk, int state);
@ -232,6 +237,7 @@ static UndoAction undo_actions[] = {
DECL_UNDO_ACTION(set_layer),
DECL_UNDO_ACTION(add_palette),
DECL_UNDO_ACTION(remove_palette),
DECL_UNDO_ACTION(remap_palette),
DECL_UNDO_ACTION(set_mask),
DECL_UNDO_ACTION(set_imgtype),
DECL_UNDO_ACTION(set_size),
@ -1459,6 +1465,66 @@ static void chunk_remove_palette_invert(UndoStream* stream, UndoChunkRemovePalet
delete palette;
}
/***********************************************************************
"remap_palette"
DWORD sprite ID
DWORD first frame in range
DWORD last frame in range
BYTE[256] mapping table
***********************************************************************/
struct UndoChunkRemapPalette
{
UndoChunk head;
ase_uint32 sprite_id;
ase_uint32 frame_from;
ase_uint32 frame_to;
ase_uint8 mapping[256];
};
void undo_remap_palette(Undo* undo, Sprite* sprite, int frame_from, int frame_to, const std::vector<int>& mapping)
{
chunk_remap_palette_new(undo->undo_stream, sprite, frame_from, frame_to, mapping);
update_undo(undo);
}
static void chunk_remap_palette_new(UndoStream* stream, Sprite *sprite, int frame_from, int frame_to, const std::vector<int>& mapping)
{
UndoChunkRemapPalette* chunk = (UndoChunkRemapPalette*)
undo_chunk_new(stream,
UNDO_TYPE_REMAP_PALETTE,
sizeof(UndoChunkRemapPalette));
chunk->sprite_id = sprite->id;
chunk->frame_from = frame_from;
chunk->frame_to = frame_to;
assert(mapping.size() == 256 && "Mapping tables must have 256 entries");
for (size_t c=0; c<256; c++)
chunk->mapping[c] = mapping[c];
}
static void chunk_remap_palette_invert(UndoStream* stream, UndoChunkRemapPalette* chunk, int state)
{
Sprite *sprite = (Sprite *)gfxobj_find(chunk->sprite_id);
if (sprite == NULL)
throw undo_exception("chunk_remap_palette_invert");
// Inverse mapping
std::vector<int> inverse_mapping(256);
for (size_t c=0; c<256; ++c)
inverse_mapping[chunk->mapping[c]] = c;
chunk_remap_palette_new(stream, sprite, chunk->frame_from, chunk->frame_to, inverse_mapping);
// Remap in inverse order
sprite->remapImages(chunk->frame_from, chunk->frame_to, inverse_mapping);
}
/***********************************************************************
"set_mask"

3
src/raster/undo.h
View File

@ -20,6 +20,7 @@
#define RASTER_UNDO_H_INCLUDED
#include <string.h> /* for strlen */
#include <vector>
#include "raster/gfxobj.h"
#include "ase_exception.h"
@ -98,6 +99,8 @@ void undo_move_layer(Undo* undo, Layer *layer);
void undo_set_layer(Undo* undo, Sprite* sprite);
void undo_add_palette(Undo* undo, Sprite* sprite, Palette* palette);
void undo_remove_palette(Undo* undo, Sprite* sprite, Palette* palette);
void undo_remap_palette(Undo* undo, Sprite* sprite, int frame_from, int frame_to,
const std::vector<int>& mapping);
void undo_set_mask(Undo* undo, Sprite* sprite);
void undo_set_imgtype(Undo* undo, Sprite* sprite);
void undo_set_size(Undo* undo, Sprite* sprite);