sk_sp<SkFlattenable> SkComposeShader::CreateProc(SkReadBuffer& buffer) {
sk_sp<SkShader> shaderA(buffer.readShader());
sk_sp<SkShader> shaderB(buffer.readShader());
sk_sp<SkXfermode> mode(buffer.readXfermode());
if (!shaderA || !shaderB) {
return nullptr;
}
return sk_make_sp<SkComposeShader>(std::move(shaderA), std::move(shaderB), std::move(mode));
}
SkComposeShader::SkComposeShader(SkReadBuffer& buffer) : INHERITED(buffer) {
fShaderA = buffer.readShader();
if (NULL == fShaderA) {
fShaderA = SkNEW_ARGS(SkColorShader, ((SkColor)0));
}
fShaderB = buffer.readShader();
if (NULL == fShaderB) {
fShaderB = SkNEW_ARGS(SkColorShader, ((SkColor)0));
}
fMode = buffer.readXfermode();
}
sk_sp<SkFlattenable> SkComposeShader::CreateProc(SkReadBuffer& buffer) {
sk_sp<SkShader> shaderA(buffer.readShader());
sk_sp<SkShader> shaderB(buffer.readShader());
SkBlendMode mode;
if (buffer.isVersionLT(SkReadBuffer::kXfermodeToBlendMode2_Version)) {
sk_sp<SkXfermode> xfer = buffer.readXfermode();
mode = xfer ? xfer->blend() : SkBlendMode::kSrcOver;
} else {
mode = (SkBlendMode)buffer.read32();
}
if (!shaderA || !shaderB) {
return nullptr;
}
return sk_make_sp<SkComposeShader>(std::move(shaderA), std::move(shaderB), mode);
}
SkXfermodeImageFilter::SkXfermodeImageFilter(SkReadBuffer& buffer)
: INHERITED(2, buffer) {
fMode = buffer.readXfermode();
}
sk_sp<SkFlattenable> SkXfermodeImageFilter::CreateProc(SkReadBuffer& buffer) {
SK_IMAGEFILTER_UNFLATTEN_COMMON(common, 2);
sk_sp<SkXfermode> mode(buffer.readXfermode());
return Make(std::move(mode), common.getInput(0), common.getInput(1), &common.cropRect());
}
