bool NinePatchPeeker::peek(const char tag[], const void* data, size_t length) {
if (strcmp("npTc", tag) == 0 && length >= sizeof(Res_png_9patch)) {
Res_png_9patch* patch = (Res_png_9patch*) data;
size_t patchSize = patch->serializedSize();
assert(length == patchSize);
// You have to copy the data because it is owned by the png reader
Res_png_9patch* patchNew = (Res_png_9patch*) malloc(patchSize);
memcpy(patchNew, patch, patchSize);
Res_png_9patch::deserialize(patchNew);
patchNew->fileToDevice();
free(fPatch);
fPatch = patchNew;
fPatchSize = patchSize;
//printf("9patch: (%d,%d)-(%d,%d)\n",
// fPatch.sizeLeft, fPatch.sizeTop,
// fPatch.sizeRight, fPatch.sizeBottom);
// now update our host to force index or 32bit config
// 'cause we don't want 565 predithered, since as a 9patch, we know
// we will be stretched, and therefore we want to dither afterwards.
SkImageDecoder::PrefConfigTable table;
table.fPrefFor_8Index_NoAlpha_src = SkBitmap::kIndex8_Config;
table.fPrefFor_8Index_YesAlpha_src = SkBitmap::kIndex8_Config;
table.fPrefFor_8Gray_src = SkBitmap::kARGB_8888_Config;
table.fPrefFor_8bpc_NoAlpha_src = SkBitmap::kARGB_8888_Config;
table.fPrefFor_8bpc_YesAlpha_src = SkBitmap::kARGB_8888_Config;
fHost->setPrefConfigTable(table);
} else if (strcmp("npLb", tag) == 0 && length == sizeof(int) * 4) {
fLayoutBounds = new int[4];
memcpy(fLayoutBounds, data, sizeof(int) * 4);
}
return true; // keep on decoding
}
virtual bool peek(const char tag[], const void* data, size_t length) {
if (strcmp("npTc", tag) == 0 && length >= sizeof(Res_png_9patch)) {
Res_png_9patch* patch = (Res_png_9patch*) data;
size_t patchSize = patch->serializedSize();
assert(length == patchSize);
// You have to copy the data because it is owned by the png reader
Res_png_9patch* patchNew = (Res_png_9patch*) malloc(patchSize);
memcpy(patchNew, patch, patchSize);
// this relies on deserialization being done in place
Res_png_9patch::deserialize(patchNew);
patchNew->fileToDevice();
if (fPatchIsValid) {
free(fPatch);
}
fPatch = patchNew;
//printf("9patch: (%d,%d)-(%d,%d)\n",
// fPatch.sizeLeft, fPatch.sizeTop,
// fPatch.sizeRight, fPatch.sizeBottom);
fPatchIsValid = true;
// now update our host to force index or 32bit config
// 'cause we don't want 565 predithered, since as a 9patch, we know
// we will be stretched, and therefore we want to dither afterwards.
static const SkBitmap::Config gNo565Pref[] = {
SkBitmap::kIndex8_Config,
SkBitmap::kIndex8_Config,
SkBitmap::kARGB_8888_Config,
SkBitmap::kARGB_8888_Config,
SkBitmap::kARGB_8888_Config,
SkBitmap::kARGB_8888_Config,
};
fHost->setPrefConfigTable(gNo565Pref);
} else {
fPatch = NULL;
}
return true; // keep on decoding
}