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/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Resources.h"
#include "SkOSFile.h"
#include "SkTestScalerContext.h"
#include "SkThread.h"
#include "SkUtils.h"
#include "sk_tool_utils.h"
namespace sk_tool_utils {
#include "test_font_data.cpp"
static void release_portable_typefaces() {
// We'll clean this up in our own tests, but disable for clients.
// Chrome seems to have funky multi-process things going on in unit tests that
// makes this unsafe to delete when the main process atexit()s.
// SkLazyPtr does the same sort of thing.
#if SK_DEVELOPER
for (int index = 0; index < gTestFontsCount; ++index) {
SkTestFontData& fontData = gTestFonts[index];
SkSafeUnref(fontData.fFontCache);
}
#endif
}
SK_DECLARE_STATIC_MUTEX(gTestFontMutex);
SkTypeface* create_font(const char* name, SkTypeface::Style style) {
SkTestFontData* fontData = NULL;
const SubFont* sub;
if (name) {
for (int index = 0; index < gSubFontsCount; ++index) {
sub = &gSubFonts[index];
if (!strcmp(name, sub->fName) && sub->fStyle == style) {
fontData = &sub->fFont;
break;
}
}
if (!fontData) {
SkDebugf("missing %s %d\n", name, style);
return SkTypeface::CreateFromName(name, style);
}
} else {
sub = &gSubFonts[gDefaultFontIndex];
fontData = &sub->fFont;
}
SkTestFont* font;
{
SkAutoMutexAcquire ac(gTestFontMutex);
if (fontData->fFontCache) {
font = SkSafeRef(fontData->fFontCache);
} else {
font = SkNEW_ARGS(SkTestFont, (*fontData));
SkDEBUGCODE(font->fDebugName = sub->fName);
SkDEBUGCODE(font->fDebugStyle = sub->fStyle);
fontData->fFontCache = SkSafeRef(font);
atexit(release_portable_typefaces);
}
}
return SkNEW_ARGS(SkTestTypeface, (font, style));
}
SkTypeface* resource_font(const char* name, SkTypeface::Style style) {
const char* file = NULL;
if (name) {
for (int index = 0; index < gSubFontsCount; ++index) {
const SubFont& sub = gSubFonts[index];
if (!strcmp(name, sub.fName) && sub.fStyle == style) {
file = sub.fFile;
break;
}
}
if (!file) {
return SkTypeface::CreateFromName(name, style);
}
} else {
file = gSubFonts[gDefaultFontIndex].fFile;
}
SkString filepath(GetResourcePath(file));
if (sk_exists(filepath.c_str())) {
return SkTypeface::CreateFromFile(filepath.c_str());
}
return SkTypeface::CreateFromName(name, style);
}
#ifdef SK_DEBUG
#include <stdio.h>
char const * const gStyleName[] = {
"",
"_Bold",
"_Italic",
"_BoldItalic",
};
static SkString strip_spaces(const char* str) {
SkString result;
int count = (int) strlen(str);
for (int index = 0; index < count; ++index) {
char c = str[index];
if (c != ' ' && c != '-') {
result += c;
}
}
return result;
}
const char gHeader[] =
"/*\n"
" * Copyright 2014 Google Inc.\n"
" *\n"
" * Use of this source code is governed by a BSD-style license that can be\n"
" * found in the LICENSE file.\n"
" */\n"
"\n"
"// Auto-generated by ";
static FILE* font_header() {
SkString pathStr(GetResourcePath());
pathStr = SkOSPath::Join(pathStr.c_str(), "..");
pathStr = SkOSPath::Join(pathStr.c_str(), "tools");
pathStr = SkOSPath::Join(pathStr.c_str(), "test_font_data_chars.cpp");
FILE* out = fopen(pathStr.c_str(), "w");
fprintf(out, "%s%s\n\n", gHeader, SkOSPath::Basename(__FILE__).c_str());
return out;
}
void report_used_chars() {
FILE* out = font_header();
for (int index = 0; index < gTestFontsCount; ++index) {
SkTestFontData& fontData = gTestFonts[index];
SkTestFont* font = fontData.fFontCache;
if (!font) {
continue;
}
SkString name(strip_spaces(font->debugFontName()));
fprintf(out, "const char g%s%s[] =\n", name.c_str(), gStyleName[font->fDebugStyle]);
SkString used(" \"");
for (int c = ' '; c <= '~'; ++c) {
int bitOffset = c - ' ';
if (font->fDebugBits[bitOffset >> 3] & (1 << (bitOffset & 7))) {
if (c == '"' || c == '\\') {
used += '\\';
}
used += c;
}
}
if (used.size() > 1) {
fprintf(out, "%s\"", used.c_str());
}
int oIndex = 0;
while (font->fDebugOverage[oIndex]) {
uint16_t uni = font->fDebugOverage[oIndex];
size_t byteCount = SkUTF16_ToUTF8(&uni, 1, NULL);
SkAutoSTMalloc<10, char> utf8(byteCount);
SkUTF16_ToUTF8(&uni, 1, utf8);
for (unsigned byteIndex = 0; byteIndex < byteCount; ++byteIndex) {
char unibyte = utf8[byteIndex];
fprintf(out, " \"\\x%02X\"", (unsigned char) unibyte);
}
if (++oIndex >= (int) sizeof(font->fDebugOverage)) {
break;
}
}
fprintf(out, ";\n");
}
fclose(out);
}
#endif
}
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