1// Copyright 2014 PDFium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7#include "../../../include/fxge/fx_ge.h" 8#include "text_int.h" 9static CFX_GEModule* g_pGEModule = NULL; 10CFX_GEModule::CFX_GEModule() 11{ 12 m_pFontCache = NULL; 13 m_pFontMgr = NULL; 14 m_FTLibrary = NULL; 15 m_pCodecModule = NULL; 16 m_pPlatformData = NULL; 17} 18CFX_GEModule::~CFX_GEModule() 19{ 20 if (m_pFontCache) { 21 delete m_pFontCache; 22 } 23 m_pFontCache = NULL; 24 if (m_pFontMgr) { 25 delete m_pFontMgr; 26 } 27 m_pFontMgr = NULL; 28 DestroyPlatform(); 29} 30CFX_GEModule* CFX_GEModule::Get() 31{ 32 return g_pGEModule; 33} 34void CFX_GEModule::Create() 35{ 36 g_pGEModule = FX_NEW CFX_GEModule; 37 if (!g_pGEModule) { 38 return; 39 } 40 g_pGEModule->m_pFontMgr = FX_NEW CFX_FontMgr; 41 g_pGEModule->InitPlatform(); 42 g_pGEModule->SetTextGamma(2.2f); 43} 44void CFX_GEModule::Use(CFX_GEModule* pModule) 45{ 46 g_pGEModule = pModule; 47} 48void CFX_GEModule::Destroy() 49{ 50 if (g_pGEModule) { 51 delete g_pGEModule; 52 } 53 g_pGEModule = NULL; 54} 55CFX_FontCache* CFX_GEModule::GetFontCache() 56{ 57 if (m_pFontCache == NULL) { 58 m_pFontCache = FX_NEW CFX_FontCache(); 59 } 60 return m_pFontCache; 61} 62void CFX_GEModule::SetTextGamma(FX_FLOAT gammaValue) 63{ 64 gammaValue /= 2.2f; 65 int i = 0; 66 while (i < 256) { 67 m_GammaValue[i] = (FX_BYTE)(FXSYS_pow((FX_FLOAT)i / 255, gammaValue) * 255.0f + 0.5f); 68 i++; 69 } 70} 71FX_LPCBYTE CFX_GEModule::GetTextGammaTable() 72{ 73 return m_GammaValue; 74} 75void CFX_GEModule::SetExtFontMapper(IFX_FontMapper* pFontMapper) 76{ 77 GetFontMgr()->m_pExtMapper = pFontMapper; 78 pFontMapper->m_pFontMgr = m_pFontMgr; 79} 80