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//
// Copyright 2011 The Android Open Source Project
//
// Build resource files from raw assets.
//
#include "ResourceFilter.h"
status_t
ResourceFilter::parse(const char* arg)
{
if (arg == NULL) {
return 0;
}
const char* p = arg;
const char* q;
while (true) {
q = strchr(p, ',');
if (q == NULL) {
q = p + strlen(p);
}
String8 part(p, q-p);
if (part == "zz_ZZ") {
mContainsPseudo = true;
}
int axis;
uint32_t value;
if (AaptGroupEntry::parseNamePart(part, &axis, &value)) {
fprintf(stderr, "Invalid configuration: %s\n", arg);
fprintf(stderr, " ");
for (int i=0; i<p-arg; i++) {
fprintf(stderr, " ");
}
for (int i=0; i<q-p; i++) {
fprintf(stderr, "^");
}
fprintf(stderr, "\n");
return 1;
}
ssize_t index = mData.indexOfKey(axis);
if (index < 0) {
mData.add(axis, SortedVector<uint32_t>());
}
SortedVector<uint32_t>& sv = mData.editValueFor(axis);
sv.add(value);
// if it's a locale with a region, also match an unmodified locale of the
// same language
if (axis == AXIS_LANGUAGE) {
if (value & 0xffff0000) {
sv.add(value & 0x0000ffff);
}
}
p = q;
if (!*p) break;
p++;
}
return NO_ERROR;
}
bool
ResourceFilter::isEmpty() const
{
return mData.size() == 0;
}
bool
ResourceFilter::match(int axis, uint32_t value) const
{
if (value == 0) {
// they didn't specify anything so take everything
return true;
}
ssize_t index = mData.indexOfKey(axis);
if (index < 0) {
// we didn't request anything on this axis so take everything
return true;
}
const SortedVector<uint32_t>& sv = mData.valueAt(index);
return sv.indexOf(value) >= 0;
}
bool
ResourceFilter::match(int axis, const ResTable_config& config) const
{
return match(axis, AaptGroupEntry::getConfigValueForAxis(config, axis));
}
bool
ResourceFilter::match(const ResTable_config& config) const
{
for (int i=AXIS_START; i<=AXIS_END; i++) {
if (!match(i, AaptGroupEntry::getConfigValueForAxis(config, i))) {
return false;
}
}
return true;
}
const SortedVector<uint32_t>* ResourceFilter::configsForAxis(int axis) const
{
ssize_t index = mData.indexOfKey(axis);
if (index < 0) {
return NULL;
}
return &mData.valueAt(index);
}
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