| // 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 = NULL; |
| CFX_GEModule::CFX_GEModule(const char** pUserFontPaths) { |
| m_pFontCache = NULL; |
| m_pFontMgr = NULL; |
| m_FTLibrary = NULL; |
| m_pCodecModule = NULL; |
| m_pPlatformData = NULL; |
| m_pUserFontPaths = pUserFontPaths; |
| } |
| CFX_GEModule::~CFX_GEModule() { |
| delete m_pFontCache; |
| m_pFontCache = NULL; |
| delete m_pFontMgr; |
| m_pFontMgr = NULL; |
| DestroyPlatform(); |
| } |
| CFX_GEModule* CFX_GEModule::Get() { |
| return g_pGEModule; |
| } |
| void CFX_GEModule::Create(const char** userFontPaths) { |
| g_pGEModule = new CFX_GEModule(userFontPaths); |
| g_pGEModule->m_pFontMgr = new CFX_FontMgr; |
| g_pGEModule->InitPlatform(); |
| g_pGEModule->SetTextGamma(2.2f); |
| } |
| void CFX_GEModule::Use(CFX_GEModule* pModule) { |
| g_pGEModule = pModule; |
| } |
| void CFX_GEModule::Destroy() { |
| delete g_pGEModule; |
| g_pGEModule = NULL; |
| } |
| 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; |
| int i = 0; |
| while (i < 256) { |
| m_GammaValue[i] = |
| (uint8_t)(FXSYS_pow((FX_FLOAT)i / 255, gammaValue) * 255.0f + 0.5f); |
| i++; |
| } |
| } |
| const uint8_t* CFX_GEModule::GetTextGammaTable() { |
| return m_GammaValue; |
| } |