// Copyright 2014 PDFium Authors. All rights reserved.
|
// Use of this source code is governed by a BSD-style license that can be
|
// found in the LICENSE file.
|
|
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
|
|
#include "core/fxge/include/fx_ge.h"
|
|
#include "core/fxge/ge/fx_text_int.h"
|
|
static CFX_GEModule* g_pGEModule = nullptr;
|
|
CFX_GEModule::CFX_GEModule(const char** pUserFontPaths,
|
CCodec_ModuleMgr* pCodecModule)
|
: m_FTLibrary(nullptr),
|
m_pFontCache(nullptr),
|
m_pFontMgr(new CFX_FontMgr),
|
m_pCodecModule(pCodecModule),
|
m_pPlatformData(nullptr),
|
m_pUserFontPaths(pUserFontPaths) {
|
InitPlatform();
|
SetTextGamma(2.2f);
|
}
|
|
CFX_GEModule::~CFX_GEModule() {
|
delete m_pFontCache;
|
DestroyPlatform();
|
}
|
|
// static
|
void CFX_GEModule::Create(const char** userFontPaths,
|
CCodec_ModuleMgr* pCodecModule) {
|
ASSERT(!g_pGEModule);
|
g_pGEModule = new CFX_GEModule(userFontPaths, pCodecModule);
|
}
|
|
// static
|
CFX_GEModule* CFX_GEModule::Get() {
|
return g_pGEModule;
|
}
|
|
// static
|
void CFX_GEModule::Destroy() {
|
ASSERT(g_pGEModule);
|
delete g_pGEModule;
|
g_pGEModule = nullptr;
|
}
|
|
CFX_FontCache* CFX_GEModule::GetFontCache() {
|
if (!m_pFontCache)
|
m_pFontCache = new CFX_FontCache();
|
return m_pFontCache;
|
}
|
|
void CFX_GEModule::SetTextGamma(FX_FLOAT gammaValue) {
|
gammaValue /= 2.2f;
|
for (int i = 0; i < 256; ++i) {
|
m_GammaValue[i] = static_cast<uint8_t>(
|
FXSYS_pow(static_cast<FX_FLOAT>(i) / 255, gammaValue) * 255.0f + 0.5f);
|
}
|
}
|
|
const uint8_t* CFX_GEModule::GetTextGammaTable() const {
|
return m_GammaValue;
|
}
|