reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 1 | /* libs/graphics/sgl/SkString.cpp |
| 2 | ** |
| 3 | ** Copyright 2006, The Android Open Source Project |
| 4 | ** |
reed@google.com | fa06e52 | 2011-02-28 21:29:58 +0000 | [diff] [blame] | 5 | ** Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | ** you may not use this file except in compliance with the License. |
| 7 | ** You may obtain a copy of the License at |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 8 | ** |
reed@google.com | fa06e52 | 2011-02-28 21:29:58 +0000 | [diff] [blame] | 9 | ** http://www.apache.org/licenses/LICENSE-2.0 |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 10 | ** |
reed@google.com | fa06e52 | 2011-02-28 21:29:58 +0000 | [diff] [blame] | 11 | ** Unless required by applicable law or agreed to in writing, software |
| 12 | ** distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | ** See the License for the specific language governing permissions and |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 15 | ** limitations under the License. |
| 16 | */ |
| 17 | |
| 18 | #include "SkString.h" |
| 19 | #include "SkFixed.h" |
| 20 | #include "SkUtils.h" |
| 21 | #include <stdarg.h> |
reed@google.com | fa06e52 | 2011-02-28 21:29:58 +0000 | [diff] [blame] | 22 | #include <stdio.h> |
| 23 | |
| 24 | // number of bytes (on the stack) to receive the printf result |
| 25 | static const size_t kBufferSize = 256; |
| 26 | |
| 27 | #ifdef SK_BUILD_FOR_WIN |
| 28 | #define VSNPRINTF _vsnprintf |
| 29 | #define SNPRINTF _snprintf |
| 30 | #else |
| 31 | #define VSNPRINTF vsnprintf |
| 32 | #define SNPRINTF snprintf |
| 33 | #endif |
| 34 | |
| 35 | #define ARGS_TO_BUFFER(format, buffer, size) \ |
| 36 | do { \ |
| 37 | va_list args; \ |
| 38 | va_start(args, format); \ |
| 39 | VSNPRINTF(buffer, size, format, args); \ |
| 40 | va_end(args); \ |
| 41 | } while (0) |
| 42 | |
| 43 | /////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 44 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 45 | bool SkStrStartsWith(const char string[], const char prefix[]) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 46 | SkASSERT(string); |
| 47 | SkASSERT(prefix); |
| 48 | return !strncmp(string, prefix, strlen(prefix)); |
| 49 | } |
| 50 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 51 | bool SkStrEndsWith(const char string[], const char suffix[]) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 52 | SkASSERT(string); |
| 53 | SkASSERT(suffix); |
| 54 | size_t strLen = strlen(string); |
| 55 | size_t suffixLen = strlen(suffix); |
| 56 | return strLen >= suffixLen && |
| 57 | !strncmp(string + strLen - suffixLen, suffix, suffixLen); |
| 58 | } |
| 59 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 60 | int SkStrStartsWithOneOf(const char string[], const char prefixes[]) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 61 | int index = 0; |
| 62 | do { |
| 63 | const char* limit = strchr(prefixes, '\0'); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 64 | if (!strncmp(string, prefixes, limit - prefixes)) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 65 | return index; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 66 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 67 | prefixes = limit + 1; |
| 68 | index++; |
| 69 | } while (prefixes[0]); |
| 70 | return -1; |
| 71 | } |
| 72 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 73 | char* SkStrAppendS32(char string[], int32_t dec) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 74 | SkDEBUGCODE(char* start = string;) |
| 75 | |
| 76 | char buffer[SkStrAppendS32_MaxSize]; |
| 77 | char* p = buffer + sizeof(buffer); |
| 78 | bool neg = false; |
| 79 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 80 | if (dec < 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 81 | neg = true; |
| 82 | dec = -dec; |
| 83 | } |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 84 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 85 | do { |
| 86 | *--p = SkToU8('0' + dec % 10); |
| 87 | dec /= 10; |
| 88 | } while (dec != 0); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 89 | |
| 90 | if (neg) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 91 | *--p = '-'; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 92 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 93 | |
| 94 | SkASSERT(p >= buffer); |
| 95 | char* stop = buffer + sizeof(buffer); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 96 | while (p < stop) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 97 | *string++ = *p++; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 98 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 99 | SkASSERT(string - start <= SkStrAppendS32_MaxSize); |
| 100 | return string; |
| 101 | } |
| 102 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 103 | char* SkStrAppendS64(char string[], int64_t dec, int minDigits) { |
vandebo@chromium.org | d877fdb | 2010-10-12 23:08:13 +0000 | [diff] [blame] | 104 | SkDEBUGCODE(char* start = string;) |
| 105 | |
| 106 | char buffer[SkStrAppendS64_MaxSize]; |
| 107 | char* p = buffer + sizeof(buffer); |
| 108 | bool neg = false; |
| 109 | |
| 110 | if (dec < 0) { |
| 111 | neg = true; |
| 112 | dec = -dec; |
| 113 | } |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 114 | |
vandebo@chromium.org | d877fdb | 2010-10-12 23:08:13 +0000 | [diff] [blame] | 115 | do { |
| 116 | *--p = SkToU8('0' + dec % 10); |
| 117 | dec /= 10; |
| 118 | minDigits--; |
| 119 | } while (dec != 0); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 120 | |
vandebo@chromium.org | d877fdb | 2010-10-12 23:08:13 +0000 | [diff] [blame] | 121 | while (minDigits > 0) { |
| 122 | *--p = '0'; |
| 123 | minDigits--; |
| 124 | } |
vandebo@chromium.org | d877fdb | 2010-10-12 23:08:13 +0000 | [diff] [blame] | 125 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 126 | if (neg) { |
| 127 | *--p = '-'; |
| 128 | } |
vandebo@chromium.org | d877fdb | 2010-10-12 23:08:13 +0000 | [diff] [blame] | 129 | SkASSERT(p >= buffer); |
| 130 | size_t cp_len = buffer + sizeof(buffer) - p; |
| 131 | memcpy(string, p, cp_len); |
| 132 | string += cp_len; |
| 133 | |
| 134 | SkASSERT(string - start <= SkStrAppendS64_MaxSize); |
| 135 | return string; |
| 136 | } |
| 137 | |
vandebo@chromium.org | 677cbed | 2011-03-03 18:20:12 +0000 | [diff] [blame] | 138 | #ifdef SK_CAN_USE_FLOAT |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 139 | char* SkStrAppendFloat(char string[], float value) { |
reed@google.com | 8072e4f | 2011-03-01 15:44:08 +0000 | [diff] [blame] | 140 | // since floats have at most 8 significant digits, we limit our %g to that. |
| 141 | static const char gFormat[] = "%.8g"; |
| 142 | // make it 1 larger for the terminating 0 |
| 143 | char buffer[SkStrAppendScalar_MaxSize + 1]; |
| 144 | int len = SNPRINTF(buffer, sizeof(buffer), gFormat, value); |
| 145 | memcpy(string, buffer, len); |
vandebo@chromium.org | 677cbed | 2011-03-03 18:20:12 +0000 | [diff] [blame] | 146 | SkASSERT(len <= SkStrAppendScalar_MaxSize); |
reed@google.com | 8072e4f | 2011-03-01 15:44:08 +0000 | [diff] [blame] | 147 | return string + len; |
vandebo@chromium.org | 677cbed | 2011-03-03 18:20:12 +0000 | [diff] [blame] | 148 | } |
| 149 | #endif |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 150 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 151 | char* SkStrAppendFixed(char string[], SkFixed x) { |
vandebo@chromium.org | 677cbed | 2011-03-03 18:20:12 +0000 | [diff] [blame] | 152 | SkDEBUGCODE(char* start = string;) |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 153 | if (x < 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 154 | *string++ = '-'; |
| 155 | x = -x; |
| 156 | } |
| 157 | |
| 158 | unsigned frac = x & 0xFFFF; |
| 159 | x >>= 16; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 160 | if (frac == 0xFFFF) { |
| 161 | // need to do this to "round up", since 65535/65536 is closer to 1 than to .9999 |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 162 | x += 1; |
| 163 | frac = 0; |
| 164 | } |
| 165 | string = SkStrAppendS32(string, x); |
| 166 | |
| 167 | // now handle the fractional part (if any) |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 168 | if (frac) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 169 | static const uint16_t gTens[] = { 1000, 100, 10, 1 }; |
| 170 | const uint16_t* tens = gTens; |
| 171 | |
| 172 | x = SkFixedRound(frac * 10000); |
| 173 | SkASSERT(x <= 10000); |
| 174 | if (x == 10000) { |
| 175 | x -= 1; |
| 176 | } |
| 177 | *string++ = '.'; |
| 178 | do { |
| 179 | unsigned powerOfTen = *tens++; |
| 180 | *string++ = SkToU8('0' + x / powerOfTen); |
| 181 | x %= powerOfTen; |
| 182 | } while (x != 0); |
| 183 | } |
reed@google.com | fa06e52 | 2011-02-28 21:29:58 +0000 | [diff] [blame] | 184 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 185 | SkASSERT(string - start <= SkStrAppendScalar_MaxSize); |
| 186 | return string; |
| 187 | } |
| 188 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 189 | /////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 190 | |
| 191 | #define kMaxRefCnt_SkString SK_MaxU16 |
| 192 | |
| 193 | // the 3 values are [length] [refcnt] [terminating zero data] |
| 194 | const SkString::Rec SkString::gEmptyRec = { 0, 0, 0 }; |
| 195 | |
| 196 | #define SizeOfRec() (gEmptyRec.data() - (const char*)&gEmptyRec) |
| 197 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 198 | SkString::Rec* SkString::AllocRec(const char text[], U16CPU len) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 199 | Rec* rec; |
| 200 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 201 | if (len == 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 202 | rec = const_cast<Rec*>(&gEmptyRec); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 203 | } else { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 204 | // add 1 for terminating 0, then align4 so we can have some slop when growing the string |
| 205 | rec = (Rec*)sk_malloc_throw(SizeOfRec() + SkAlign4(len + 1)); |
| 206 | rec->fLength = SkToU16(len); |
| 207 | rec->fRefCnt = 1; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 208 | if (text) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 209 | memcpy(rec->data(), text, len); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 210 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 211 | rec->data()[len] = 0; |
| 212 | } |
| 213 | return rec; |
| 214 | } |
| 215 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 216 | SkString::Rec* SkString::RefRec(Rec* src) { |
| 217 | if (src != &gEmptyRec) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 218 | if (src->fRefCnt == kMaxRefCnt_SkString) { |
| 219 | src = AllocRec(src->data(), src->fLength); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 220 | } else { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 221 | src->fRefCnt += 1; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 222 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 223 | } |
| 224 | return src; |
| 225 | } |
| 226 | |
| 227 | #ifdef SK_DEBUG |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 228 | void SkString::validate() const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 229 | // make sure know one has written over our global |
| 230 | SkASSERT(gEmptyRec.fLength == 0); |
| 231 | SkASSERT(gEmptyRec.fRefCnt == 0); |
| 232 | SkASSERT(gEmptyRec.data()[0] == 0); |
| 233 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 234 | if (fRec != &gEmptyRec) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 235 | SkASSERT(fRec->fLength > 0); |
| 236 | SkASSERT(fRec->fRefCnt > 0); |
| 237 | SkASSERT(fRec->data()[fRec->fLength] == 0); |
| 238 | } |
| 239 | SkASSERT(fStr == c_str()); |
| 240 | } |
| 241 | #endif |
| 242 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 243 | /////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 244 | |
| 245 | SkString::SkString() : fRec(const_cast<Rec*>(&gEmptyRec)) { |
| 246 | #ifdef SK_DEBUG |
| 247 | fStr = fRec->data(); |
| 248 | #endif |
| 249 | } |
| 250 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 251 | SkString::SkString(size_t len) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 252 | SkASSERT(SkToU16(len) == len); // can't handle larger than 64K |
| 253 | |
| 254 | fRec = AllocRec(NULL, (U16CPU)len); |
| 255 | #ifdef SK_DEBUG |
| 256 | fStr = fRec->data(); |
| 257 | #endif |
| 258 | } |
| 259 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 260 | SkString::SkString(const char text[]) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 261 | size_t len = text ? strlen(text) : 0; |
| 262 | |
| 263 | fRec = AllocRec(text, (U16CPU)len); |
| 264 | #ifdef SK_DEBUG |
| 265 | fStr = fRec->data(); |
| 266 | #endif |
| 267 | } |
| 268 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 269 | SkString::SkString(const char text[], size_t len) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 270 | fRec = AllocRec(text, (U16CPU)len); |
| 271 | #ifdef SK_DEBUG |
| 272 | fStr = fRec->data(); |
| 273 | #endif |
| 274 | } |
| 275 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 276 | SkString::SkString(const SkString& src) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 277 | src.validate(); |
| 278 | |
| 279 | fRec = RefRec(src.fRec); |
| 280 | #ifdef SK_DEBUG |
| 281 | fStr = fRec->data(); |
| 282 | #endif |
| 283 | } |
| 284 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 285 | SkString::~SkString() { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 286 | this->validate(); |
| 287 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 288 | if (fRec->fLength) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 289 | SkASSERT(fRec->fRefCnt > 0); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 290 | if (--fRec->fRefCnt == 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 291 | sk_free(fRec); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 292 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 293 | } |
| 294 | } |
| 295 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 296 | bool SkString::equals(const SkString& src) const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 297 | return fRec == src.fRec || this->equals(src.c_str(), src.size()); |
| 298 | } |
| 299 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 300 | bool SkString::equals(const char text[]) const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 301 | return this->equals(text, text ? strlen(text) : 0); |
| 302 | } |
| 303 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 304 | bool SkString::equals(const char text[], size_t len) const { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 305 | SkASSERT(len == 0 || text != NULL); |
| 306 | |
| 307 | return fRec->fLength == len && !memcmp(fRec->data(), text, len); |
| 308 | } |
| 309 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 310 | SkString& SkString::operator=(const SkString& src) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 311 | this->validate(); |
| 312 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 313 | if (fRec != src.fRec) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 314 | SkString tmp(src); |
| 315 | this->swap(tmp); |
| 316 | } |
| 317 | return *this; |
| 318 | } |
| 319 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 320 | void SkString::reset() { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 321 | this->validate(); |
| 322 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 323 | if (fRec->fLength) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 324 | SkASSERT(fRec->fRefCnt > 0); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 325 | if (--fRec->fRefCnt == 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 326 | sk_free(fRec); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 327 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 328 | } |
| 329 | |
| 330 | fRec = const_cast<Rec*>(&gEmptyRec); |
| 331 | #ifdef SK_DEBUG |
| 332 | fStr = fRec->data(); |
| 333 | #endif |
| 334 | } |
| 335 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 336 | char* SkString::writable_str() { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 337 | this->validate(); |
| 338 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 339 | if (fRec->fLength) { |
| 340 | if (fRec->fRefCnt > 1) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 341 | fRec->fRefCnt -= 1; |
| 342 | fRec = AllocRec(fRec->data(), fRec->fLength); |
| 343 | #ifdef SK_DEBUG |
| 344 | fStr = fRec->data(); |
| 345 | #endif |
| 346 | } |
| 347 | } |
| 348 | return fRec->data(); |
| 349 | } |
| 350 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 351 | void SkString::set(const char text[]) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 352 | this->set(text, text ? strlen(text) : 0); |
| 353 | } |
| 354 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 355 | void SkString::set(const char text[], size_t len) { |
| 356 | if (len == 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 357 | this->reset(); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 358 | } else if (fRec->fRefCnt == 1 && len <= fRec->fLength) { |
| 359 | // should we resize if len <<<< fLength, to save RAM? (e.g. len < (fLength>>1))? |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 360 | // just use less of the buffer without allocating a smaller one |
| 361 | char* p = this->writable_str(); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 362 | if (text) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 363 | memcpy(p, text, len); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 364 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 365 | p[len] = 0; |
| 366 | fRec->fLength = SkToU16(len); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 367 | } else if (fRec->fRefCnt == 1 && ((unsigned)fRec->fLength >> 2) == (len >> 2)) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 368 | // we have spare room in the current allocation, so don't alloc a larger one |
| 369 | char* p = this->writable_str(); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 370 | if (text) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 371 | memcpy(p, text, len); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 372 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 373 | p[len] = 0; |
| 374 | fRec->fLength = SkToU16(len); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 375 | } else { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 376 | SkString tmp(text, len); |
| 377 | this->swap(tmp); |
| 378 | } |
| 379 | } |
| 380 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 381 | void SkString::setUTF16(const uint16_t src[]) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 382 | int count = 0; |
| 383 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 384 | while (src[count]) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 385 | count += 1; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 386 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 387 | setUTF16(src, count); |
| 388 | } |
| 389 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 390 | void SkString::setUTF16(const uint16_t src[], size_t count) { |
| 391 | if (count == 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 392 | this->reset(); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 393 | } else if (count <= fRec->fLength) { |
| 394 | // should we resize if len <<<< fLength, to save RAM? (e.g. len < (fLength>>1)) |
| 395 | if (count < fRec->fLength) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 396 | this->resize(count); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 397 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 398 | char* p = this->writable_str(); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 399 | for (size_t i = 0; i < count; i++) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 400 | p[i] = SkToU8(src[i]); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 401 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 402 | p[count] = 0; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 403 | } else { |
| 404 | SkString tmp(count); // puts a null terminator at the end of the string |
| 405 | char* p = tmp.writable_str(); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 406 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 407 | for (size_t i = 0; i < count; i++) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 408 | p[i] = SkToU8(src[i]); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 409 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 410 | this->swap(tmp); |
| 411 | } |
| 412 | } |
| 413 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 414 | void SkString::insert(size_t offset, const char text[]) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 415 | this->insert(offset, text, text ? strlen(text) : 0); |
| 416 | } |
| 417 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 418 | void SkString::insert(size_t offset, const char text[], size_t len) { |
| 419 | if (len) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 420 | size_t length = fRec->fLength; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 421 | if (offset > length) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 422 | offset = length; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 423 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 424 | |
| 425 | /* If we're the only owner, and we have room in our allocation for the insert, |
| 426 | do it in place, rather than allocating a new buffer. |
| 427 | |
| 428 | To know we have room, compare the allocated sizes |
| 429 | beforeAlloc = SkAlign4(length + 1) |
| 430 | afterAlloc = SkAligh4(length + 1 + len) |
| 431 | but SkAlign4(x) is (x + 3) >> 2 << 2 |
| 432 | which is equivalent for testing to (length + 1 + 3) >> 2 == (length + 1 + 3 + len) >> 2 |
| 433 | and we can then eliminate the +1+3 since that doesn't affec the answer |
| 434 | */ |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 435 | if (fRec->fRefCnt == 1 && (length >> 2) == ((length + len) >> 2)) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 436 | char* dst = this->writable_str(); |
| 437 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 438 | if (offset < length) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 439 | memmove(dst + offset + len, dst + offset, length - offset); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 440 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 441 | memcpy(dst + offset, text, len); |
| 442 | |
| 443 | dst[length + len] = 0; |
| 444 | fRec->fLength = SkToU16(length + len); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 445 | } else { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 446 | /* Seems we should use realloc here, since that is safe if it fails |
| 447 | (we have the original data), and might be faster than alloc/copy/free. |
| 448 | */ |
| 449 | SkString tmp(fRec->fLength + len); |
| 450 | char* dst = tmp.writable_str(); |
| 451 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 452 | if (offset > 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 453 | memcpy(dst, fRec->data(), offset); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 454 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 455 | memcpy(dst + offset, text, len); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 456 | if (offset < fRec->fLength) { |
| 457 | memcpy(dst + offset + len, fRec->data() + offset, |
| 458 | fRec->fLength - offset); |
| 459 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 460 | |
| 461 | this->swap(tmp); |
| 462 | } |
| 463 | } |
| 464 | } |
| 465 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 466 | void SkString::insertUnichar(size_t offset, SkUnichar uni) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 467 | char buffer[kMaxBytesInUTF8Sequence]; |
| 468 | size_t len = SkUTF8_FromUnichar(uni, buffer); |
| 469 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 470 | if (len) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 471 | this->insert(offset, buffer, len); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 472 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 473 | } |
| 474 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 475 | void SkString::insertS32(size_t offset, int32_t dec) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 476 | char buffer[SkStrAppendS32_MaxSize]; |
| 477 | char* stop = SkStrAppendS32(buffer, dec); |
| 478 | this->insert(offset, buffer, stop - buffer); |
| 479 | } |
| 480 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 481 | void SkString::insertS64(size_t offset, int64_t dec, int minDigits) { |
vandebo@chromium.org | d877fdb | 2010-10-12 23:08:13 +0000 | [diff] [blame] | 482 | char buffer[SkStrAppendS64_MaxSize]; |
| 483 | char* stop = SkStrAppendS64(buffer, dec, minDigits); |
| 484 | this->insert(offset, buffer, stop - buffer); |
| 485 | } |
| 486 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 487 | void SkString::insertHex(size_t offset, uint32_t hex, int minDigits) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 488 | minDigits = SkPin32(minDigits, 0, 8); |
reed@google.com | fa06e52 | 2011-02-28 21:29:58 +0000 | [diff] [blame] | 489 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 490 | static const char gHex[] = "0123456789ABCDEF"; |
| 491 | |
| 492 | char buffer[8]; |
| 493 | char* p = buffer + sizeof(buffer); |
| 494 | |
| 495 | do { |
| 496 | *--p = gHex[hex & 0xF]; |
| 497 | hex >>= 4; |
| 498 | minDigits -= 1; |
| 499 | } while (hex != 0); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 500 | |
| 501 | while (--minDigits >= 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 502 | *--p = '0'; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 503 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 504 | |
| 505 | SkASSERT(p >= buffer); |
| 506 | this->insert(offset, p, buffer + sizeof(buffer) - p); |
| 507 | } |
| 508 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 509 | void SkString::insertScalar(size_t offset, SkScalar value) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 510 | char buffer[SkStrAppendScalar_MaxSize]; |
| 511 | char* stop = SkStrAppendScalar(buffer, value); |
| 512 | this->insert(offset, buffer, stop - buffer); |
| 513 | } |
| 514 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 515 | void SkString::printf(const char format[], ...) { |
| 516 | char buffer[kBufferSize]; |
| 517 | ARGS_TO_BUFFER(format, buffer, kBufferSize); |
| 518 | |
| 519 | this->set(buffer, strlen(buffer)); |
| 520 | } |
| 521 | |
| 522 | void SkString::appendf(const char format[], ...) { |
| 523 | char buffer[kBufferSize]; |
| 524 | ARGS_TO_BUFFER(format, buffer, kBufferSize); |
reed@google.com | fa06e52 | 2011-02-28 21:29:58 +0000 | [diff] [blame] | 525 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 526 | this->append(buffer, strlen(buffer)); |
| 527 | } |
| 528 | |
| 529 | void SkString::prependf(const char format[], ...) { |
| 530 | char buffer[kBufferSize]; |
| 531 | ARGS_TO_BUFFER(format, buffer, kBufferSize); |
reed@google.com | fa06e52 | 2011-02-28 21:29:58 +0000 | [diff] [blame] | 532 | |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 533 | this->prepend(buffer, strlen(buffer)); |
| 534 | } |
| 535 | |
| 536 | #undef VSNPRINTF |
| 537 | |
reed@google.com | fa06e52 | 2011-02-28 21:29:58 +0000 | [diff] [blame] | 538 | /////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 539 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 540 | void SkString::remove(size_t offset, size_t length) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 541 | size_t size = this->size(); |
| 542 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 543 | if (offset < size) { |
| 544 | if (offset + length > size) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 545 | length = size - offset; |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 546 | } |
| 547 | if (length > 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 548 | SkASSERT(size > length); |
| 549 | SkString tmp(size - length); |
| 550 | char* dst = tmp.writable_str(); |
| 551 | const char* src = this->c_str(); |
| 552 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 553 | if (offset) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 554 | SkASSERT(offset <= tmp.size()); |
| 555 | memcpy(dst, src, offset); |
| 556 | } |
| 557 | size_t tail = size - offset - length; |
| 558 | SkASSERT((int32_t)tail >= 0); |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 559 | if (tail) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 560 | // SkASSERT(offset + length <= tmp.size()); |
| 561 | memcpy(dst + offset, src + offset + length, tail); |
| 562 | } |
| 563 | SkASSERT(dst[tmp.size()] == 0); |
| 564 | this->swap(tmp); |
| 565 | } |
| 566 | } |
| 567 | } |
| 568 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 569 | void SkString::swap(SkString& other) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 570 | this->validate(); |
| 571 | other.validate(); |
| 572 | |
| 573 | SkTSwap<Rec*>(fRec, other.fRec); |
| 574 | #ifdef SK_DEBUG |
| 575 | SkTSwap<const char*>(fStr, other.fStr); |
| 576 | #endif |
| 577 | } |
| 578 | |
mike@reedtribe.org | 4e1d3ac | 2011-04-10 01:04:37 +0000 | [diff] [blame^] | 579 | /////////////////////////////////////////////////////////////////////////////// |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 580 | |
mike@reedtribe.org | d5e05d4 | 2011-04-10 00:44:32 +0000 | [diff] [blame] | 581 | SkAutoUCS2::SkAutoUCS2(const char utf8[]) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 582 | size_t len = strlen(utf8); |
| 583 | fUCS2 = (uint16_t*)sk_malloc_throw((len + 1) * sizeof(uint16_t)); |
| 584 | |
| 585 | uint16_t* dst = fUCS2; |
mike@reedtribe.org | d5e05d4 | 2011-04-10 00:44:32 +0000 | [diff] [blame] | 586 | for (;;) { |
| 587 | SkUnichar uni = SkUTF8_NextUnichar(&utf8); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 588 | *dst++ = SkToU16(uni); |
mike@reedtribe.org | d5e05d4 | 2011-04-10 00:44:32 +0000 | [diff] [blame] | 589 | if (uni == 0) { |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 590 | break; |
mike@reedtribe.org | d5e05d4 | 2011-04-10 00:44:32 +0000 | [diff] [blame] | 591 | } |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 592 | } |
| 593 | fCount = (int)(dst - fUCS2); |
| 594 | } |
| 595 | |
mike@reedtribe.org | d5e05d4 | 2011-04-10 00:44:32 +0000 | [diff] [blame] | 596 | SkAutoUCS2::~SkAutoUCS2() { |
| 597 | sk_free(fUCS2); |
reed@android.com | 8a1c16f | 2008-12-17 15:59:43 +0000 | [diff] [blame] | 598 | } |