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mactype/ft - non-ref.cpp
namazso cc82d3a2bb manually correct ambigous encoding ones
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/* 2006-10-23(by 555)
* http://hp.vector.co.jp/authors/VA028002/winfreetype.c (higambana(菅野友紀))
* を丸写し
*/
/* 2006-10-27(by 555)
* http://hp.vector.co.jp/authors/VA028002/freetype.html (higambana(菅野友紀))
* を参考にしてやり直し
*/
/* 2006-10-29(by 555)
* 693氏(と呼ぶことにする)の精力的な活動によって出来上がったウハウハソースと
* 上記サイトの変更点を元にみみっちい修正。(ベースgdi0164)
*/
/* (by 555)
* さらに線引きもウハウハにしてもらったgdi0168を元に
* イタリックとボールドを追加。
*/
/* (by sy567)
* 太字のアルゴリズムを変更。
* ガンマ補正を実装してみる。
*/
#include "override.h"
#include "ft.h"
#include <windows.h>
//#include <windowsx.h>
#include <tchar.h>
#include <math.h>
#include <ft2build.h>
#include <tttables.h>
#include <freetype.h> /* FT_FREETYPE_H */
#include <ftcache.h> /* FT_CACHE_H */
//#include <tttags.h> // FT_TRUETYPE_TAGS_H
//#include <tttables.h> // FT_TRUETYPE_TABLES_H
#include <ftoutln.h> // FT_OUTLINE_H
#include <fttrigon.h> //FT_TRIGONOMETRY_H
#ifdef FT_LCD_FILTER_H
#include <ftlcdfil.h> // FT_LCD_FILTER_H
#endif
#include "fteng.h"
#include "ft2vert.h"
FT_BitmapGlyphRec empty_glyph = {};//优化控制字
#define FT_BOLD_LOW 15
#define IsFontBold(lf) ((lf).lfWeight >= FW_BOLD)
#define FT_FixedToInt(x) (FT_RoundFix(x) >> 16)
#define FT_PosToInt(x) (((x) + (1 << 5)) >> 6)
#define RESOLUTION_X 72
#define RESOLUTION_Y 72
FT_Error New_FT_Outline_Embolden( FT_Outline* outline, FT_Pos str_h, FT_Pos str_v, FT_Int font_size);
FT_Error Old_FT_Outline_Embolden( FT_Outline* outline, FT_Pos strength );
FT_Error Vert_FT_Outline_Embolden( FT_Outline* outline, FT_Pos strength );
ControlIder CID;
#if _MSC_VER <= 1200
#pragma warning(disable: 4786)
#endif
//更新
#define RGBA(r,g,b,a) ((COLORREF)(((BYTE)(r)|((WORD)((BYTE)(g))<<8))|(((DWORD)(BYTE)(b))<<16)|(((DWORD)(BYTE)(a))<<24)))
//!!Snowie
COLORREF GetPaletteColor(HDC hdc, UINT paletteindex)
{
//if ((paletteindex>>28)%2) return 0;
HPALETTE hpal=(HPALETTE)GetCurrentObject(hdc, OBJ_PAL);
PALETTEENTRY lppe={};
memset(&lppe, 0, sizeof(lppe));
GetPaletteEntries(hpal, paletteindex&0xffff, 1, &lppe);
return RGB(lppe.peRed, lppe.peGreen, lppe.peBlue);
}
void Log(char* Msg)
{
#ifndef _DEBUG
return;
#endif
FILE* f=fopen(".\\gdipp.log","a");
fputs(Msg, f);
fclose(f);
}
void Log(wchar_t* Msg)
{
#ifndef _DEBUG
return;
#endif
FILE* f=_wfopen(L".\\gdipp.log",L"a,ccs=UNICODE");
fputws(Msg, f);
fclose(f);
}
class CAlphaBlend
{
private:
int alphatbl[256];
int tbl1[257];
BYTE tbl2[256 * 16 + 1];
// 通常のアルファ値補正
int tunetbl[256];
int tunetblR[256];
int tunetblG[256];
int tunetblB[256];
// 影文字用のアルファ値補正
int tunetblS[256];
int tunetblRS[256];
int tunetblGS[256];
int tunetblBS[256];
int tunetblLS[256];
int tunetblLRS[256];
int tunetblLGS[256];
int tunetblLBS[256];
//Snowie!!
double RGB2CRT[256]; //table used for RGB<->Lab
public:
static const int BASE;
public:
CAlphaBlend() { }
~CAlphaBlend() {}
void init();
void initRGB();
double* GetRGBTable() { return RGB2CRT; }
BYTE doAB(BYTE fg, BYTE bg, int alpha);
void gettunetbl(int paramalpha, BOOL lcd, BOOL dark, const int * &tblR, const int * &tblG, const int * &tblB) const;
inline int conv1(BYTE n) {
return tbl1[n];
}
inline BYTE conv2(int n) {
return tbl2[n / (BASE * BASE / (sizeof tbl2 - 1))];
}
private:
inline int convalpha(int alpha) {
return alphatbl[alpha];
}
inline BYTE rconv1(int n);
};
const int CAlphaBlend::BASE = 0x4000;
static CAlphaBlend s_AlphaBlendTable;
void CAlphaBlend::gettunetbl(int paramalpha, BOOL lcd, BOOL dark, const int * &tblR, const int * &tblG, const int * &tblB) const
{
if (paramalpha == 1) { //获取文字混合表
if (lcd) {
tblR = tunetblR;
tblG = tunetblG;
tblB = tunetblB;
} else {
tblR = tblG = tblB = tunetbl;
}
} else { //获取阴影混合表
if (dark)
{
if (lcd) {
tblR = tunetblRS;
tblG = tunetblGS;
tblB = tunetblBS;
} else {
tblR = tblG = tblB = tunetblS;
}
}
else
{
if (lcd) {
tblR = tunetblLRS;
tblG = tunetblLGS;
tblB = tunetblLBS;
} else {
tblR = tblG = tblB = tunetblLS;
}
}
}
}
void CAlphaBlend::initRGB()
{
for (int i=0; i<256; i++)
RGB2CRT[i] = pow(i/255.0, 2.2);
}
void CAlphaBlend::init()
{
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
const float gamma = pSettings->GammaValue();
const float weight = pSettings->RenderWeight();
const float contrast = pSettings->Contrast();
const int mode = pSettings->GammaMode();
int i;
float temp, alpha;
for (i = 0; i < 256; ++i) {
temp = pow((1.0f / 255.0f) * i, 1.0f / weight);
if (temp < 0.5f) {
alpha = pow(temp * 2, contrast) / 2.0f;
} else {
alpha = 1.0f - pow((1.0f - temp) * 2, contrast) / 2.0f;
}
alphatbl[i] = (int)(alpha * BASE);
if (mode < 0) {
temp = (1.0f / 255.0f) * i;
} else {
if (mode == 1) {
if (i <= 10) {
temp = (float)i / (12.92f * 255.0f);
} else {
temp = pow(((1.0f / 255.0f) * i + 0.055f) / 1.055f, 2.4f);
}
} else if (mode == 2) {
if (i <= 10) {
temp = ((float)i / (12.92f * 255.0f) + (float)i / 255.0f) / 2;
} else {
temp = (pow(((1.0f / 255.0f) * i + 0.055f) / 1.055f, 2.4f) + (float)i / 255.0f) / 2;
}
} else {
temp = pow((1.0f / 255.0f) * i, gamma);
}
}
tbl1[i] = (int)(temp * BASE);
}
tbl1[i] = BASE;
for (i = 0; i <= sizeof tbl2 - 1; ++i) {
tbl2[i] = rconv1(i * (BASE / (sizeof tbl2 - 1)));
}
const int* table = pSettings->GetTuneTable();
const int* tableR = pSettings->GetTuneTableR();
const int* tableG = pSettings->GetTuneTableG();
const int* tableB = pSettings->GetTuneTableB();
const int* shadow = pSettings->GetShadowParams();
const int paramalpha = Max(shadow[2], 1);
const int lightparamalpha = Max(shadow[3], 1);
for (i = 0; i < 256; ++i) {
tunetbl[i] = Bound(0, alphatbl[Bound(table[i], 0, 255)], CAlphaBlend::BASE);
tunetblR[i] = Bound(0, alphatbl[Bound(tableR[i], 0, 255)], CAlphaBlend::BASE);
tunetblG[i] = Bound(0, alphatbl[Bound(tableG[i], 0, 255)], CAlphaBlend::BASE);
tunetblB[i] = Bound(0, alphatbl[Bound(tableB[i], 0, 255)], CAlphaBlend::BASE);
tunetblS[i] = Bound(0, alphatbl[Bound(table[i] * paramalpha /100, 0, 255)], CAlphaBlend::BASE);
tunetblRS[i] = Bound(0, alphatbl[Bound(tableR[i] * paramalpha/100, 0, 255)], CAlphaBlend::BASE);
tunetblGS[i] = Bound(0, alphatbl[Bound(tableG[i] * paramalpha/100, 0, 255)], CAlphaBlend::BASE);
tunetblBS[i] =Bound(0, alphatbl[Bound(tableB[i] * paramalpha/100, 0, 255)], CAlphaBlend::BASE); //浅色混合表
tunetblLS[i] = Bound(0, alphatbl[Bound(table[i] * lightparamalpha/100, 0, 255)], CAlphaBlend::BASE);
tunetblLRS[i] = Bound(0, alphatbl[Bound(tableR[i] * lightparamalpha/100, 0, 255)], CAlphaBlend::BASE);
tunetblLGS[i] = Bound(0, alphatbl[Bound(tableG[i] * lightparamalpha/100, 0, 255)], CAlphaBlend::BASE);
tunetblLBS[i] =Bound(0, alphatbl[Bound(tableB[i] * lightparamalpha/100, 0, 255)], CAlphaBlend::BASE); //深色混合表
}
}
BYTE CAlphaBlend::rconv1(int n)
{
int pos = 0x80;
int i = pos >> 1;
while (i > 0) {
if (n >= tbl1[pos]) {
pos += i;
} else {
pos -= i;
}
i >>= 1;
}
if (n >= tbl1[pos]) {
++pos;
}
return (BYTE)(pos - 1);
}
class CAlphaBlendColorOne
{
private:
BYTE fg;
int temp_fg;
const int *tunetbl;
BYTE bg0;
int alpha0;
BYTE c0;
public:
CAlphaBlendColorOne()
: fg(0), temp_fg(0), tunetbl(NULL), bg0(0), alpha0(0), c0(0) {}
void init(BYTE f, const int *tbl);
~CAlphaBlendColorOne() {};
BYTE doAB(BYTE bg, int alpha);
};
FORCEINLINE void CAlphaBlendColorOne::init(BYTE f, const int *tbl)
{
fg = f;
temp_fg = s_AlphaBlendTable.conv1(fg);
tunetbl = tbl;
}
FORCEINLINE BYTE CAlphaBlendColorOne::doAB(BYTE bg, int alpha)
{
int temp_alpha = tunetbl[alpha];
return temp_alpha ? s_AlphaBlendTable.conv2(s_AlphaBlendTable.conv1(bg) * (s_AlphaBlendTable.BASE - tunetbl[alpha]) +
temp_fg * tunetbl[alpha]) : bg;
}
class CAlphaBlendColor
{
private:
CAlphaBlendColorOne r;
CAlphaBlendColorOne g;
CAlphaBlendColorOne b;
public:
CAlphaBlendColor( COLORREF newColor, int paramalpha, BOOL lcd, BOOL dark, bool gbr = false);
~CAlphaBlendColor() { }
BYTE doABsub(BYTE fg, int temp_fg, BYTE bg, int temp_alpha) const;
COLORREF doAB(COLORREF baseColor, int alphaR, int alphaG, int alphaB, BOOL bClearAlpha);
COLORREF doAB(COLORREF baseColor, int alpha, BOOL bClearAlpha) {
return doAB(baseColor, alpha, alpha, alpha, bClearAlpha);
}
private:
CAlphaBlendColor() { }
};
FORCEINLINE CAlphaBlendColor::CAlphaBlendColor( COLORREF newColor, int paramalpha, BOOL lcd, BOOL dark, bool gbr)
{
const int *tblR;
const int *tblG;
const int *tblB;
s_AlphaBlendTable.gettunetbl(paramalpha, lcd, dark, tblR, tblG, tblB);
if (!gbr) {
r.init(GetRValue(newColor), tblR);
b.init(GetBValue(newColor), tblB);
} else {
r.init(GetBValue(newColor), tblB);
b.init(GetRValue(newColor), tblR);
}
g.init(GetGValue(newColor), tblG);
}
FORCEINLINE COLORREF CAlphaBlendColor::doAB(COLORREF baseColor, int alphaR, int alphaG, int alphaB, BOOL bClearAlpha)
{
if (alphaB | alphaG | alphaR)
{
if (bClearAlpha)
return RGB(r.doAB(GetRValue(baseColor), alphaR),
g.doAB(GetGValue(baseColor), alphaG),
b.doAB(GetBValue(baseColor), alphaB));
else
return RGBA(r.doAB(GetRValue(baseColor), alphaR),
g.doAB(GetGValue(baseColor), alphaG),
b.doAB(GetBValue(baseColor), alphaB),
baseColor>>24);
}
else
return baseColor;
}
FORCEINLINE BYTE CAlphaBlend::doAB(BYTE fg, BYTE bg, int alpha)
{
if (fg == bg || alpha <= 0) return bg;
if (alpha >= 255) return fg;
int temp_alpha = convalpha(alpha);
int temp_bg = conv1(bg);
int temp_fg = conv1(fg);
int temp = temp_bg * (BASE - temp_alpha) +
temp_fg * temp_alpha;
return conv2(temp);
}
FORCEINLINE BYTE DoAlphaBlend(BYTE fg, BYTE bg, int alpha)
{
return s_AlphaBlendTable.doAB(fg, bg, alpha);
}
// LCD(液晶)用のアルファブレンド(サブピクセルレンダリング)
static FORCEINLINE
COLORREF AlphaBlendColorLCD(
COLORREF baseColor,
COLORREF newColor,
int alphaR, int alphaG, int alphaB,
const int* tableR, const int* tableG, const int* tableB,
const FreeTypeDrawInfo& ftdi)
{
const BYTE rs = GetRValue(baseColor);
const BYTE gs = GetGValue(baseColor);
const BYTE bs = GetBValue(baseColor);
BYTE rd = GetRValue(newColor);
BYTE gd = GetGValue(newColor);
BYTE bd = GetBValue(newColor);
// アルファ値を補正
alphaR = tableR[alphaR] / ftdi.params->alpha;
alphaG = tableG[alphaG] / ftdi.params->alpha;
alphaB = tableB[alphaB] / ftdi.params->alpha;
// rd = (((rd - rs) * alphaR) / 255) + rs;
// gd = (((gd - gs) * alphaG) / 255) + gs;
// bd = (((bd - bs) * alphaB) / 255) + bs;
rd = DoAlphaBlend(rd, rs, alphaR);
gd = DoAlphaBlend(gd, gs, alphaG);
bd = DoAlphaBlend(bd, bs, alphaB);
return RGB(rd, gd, bd);
}
// アルファブレンド(256階調)
static FORCEINLINE
COLORREF AlphaBlendColor(
COLORREF baseColor,
COLORREF newColor,
int alpha, const int* table,
const FreeTypeDrawInfo& ftdi)
{
const BYTE rs = GetRValue(baseColor);
const BYTE gs = GetGValue(baseColor);
const BYTE bs = GetBValue(baseColor);
BYTE rd = GetRValue(newColor);
BYTE gd = GetGValue(newColor);
BYTE bd = GetBValue(newColor);
// アルファ値を補正
alpha = table[alpha] / ftdi.params->alpha;
// rd = (rs * (255 - alpha) + rd * alpha) / 255;
// gd = (gs * (255 - alpha) + gd * alpha) / 255;
// bd = (bs * (255 - alpha) + bd * alpha) / 255;
// rd = (((rd - rs) * alpha) / 255) + rs;
// gd = (((gd - gs) * alpha) / 255) + gs;
// bd = (((bd - bs) * alpha) / 255) + bs;
rd = DoAlphaBlend(rd, rs, alpha);
gd = DoAlphaBlend(gd, gs, alpha);
bd = DoAlphaBlend(bd, bs, alpha);
return RGB(rd, gd, bd);
}
typedef struct
{
FreeTypeDrawInfo* FTInfo; //orignal draw information
WCHAR wch; //text to draw
FT_BitmapGlyph FTGlyph; //glyph
int AAMode; //antialiased mode for every char
CAlphaBlendColor* solid;
CAlphaBlendColor* shadow; //alpha blender
} FreeTypeGlyphInfo, *PFreeTypeGlyphInfo;
// 2階調
static void FreeTypeDrawBitmapPixelModeMono(FreeTypeGlyphInfo& FTGInfo,
CAlphaBlendColor& ab, int x, int y)
{
CBitmapCache& cache = *FTGInfo.FTInfo->pCache;
const FT_Bitmap *bitmap = &FTGInfo.FTGlyph->bitmap;
BYTE alphatuner = FTGInfo.FTInfo->params->alphatuner;
int i, j;
int dx, dy; // display
FT_Bytes p;
if(bitmap->pixel_mode != FT_PIXEL_MODE_MONO){
return;
}
const COLORREF color = RGB2DIB(FTGInfo.FTInfo->Color());
const SIZE cachebufsize = cache.Size();
DWORD * const cachebufp = (DWORD *)cache.GetPixels();
DWORD * cachebufrowp;
int left, top, width, height;
if (x < 0) {
left = -x;
x = 0;
} else {
left = 0;
}
width = Min((int)bitmap->width, (int)(cachebufsize.cx - x));
top = 0;
height = bitmap->rows;
for(j = top, dy = y; j < height; ++j, ++dy){
if ((unsigned int)dy >= (unsigned int)cachebufsize.cy) continue;
p = bitmap->pitch < 0 ?
&bitmap->buffer[(-bitmap->pitch * bitmap->rows) - bitmap->pitch * j] : // up-flow
&bitmap->buffer[bitmap->pitch * j]; // down-flow
cachebufrowp = &cachebufp[dy * cachebufsize.cx];
for(i = left, dx = x; i < width; ++i, ++dx){
if((p[i / 8] & (1 << (7 - (i % 8)))) != 0){
cachebufrowp[dx] = color;
}
}
}
}
// LCD(液晶)用描画(サブピクセルレンダリング)
// RGB順(のはず)
static void FreeTypeDrawBitmapPixelModeLCD(FreeTypeGlyphInfo& FTGInfo,
CAlphaBlendColor& ab, int x, int y)
{
CBitmapCache& cache = *FTGInfo.FTInfo->pCache;
const FT_Bitmap *bitmap = &FTGInfo.FTGlyph->bitmap;
BYTE alphatuner = FTGInfo.FTInfo->params->alphatuner;
int AAMode = FTGInfo.AAMode;
int i, j;
int dx, dy; // display
FT_Bytes p;
if(bitmap->pixel_mode != FT_PIXEL_MODE_LCD){
return;
}
const COLORREF color = FTGInfo.FTInfo->Color();
const SIZE cachebufsize = cache.Size();
DWORD * const cachebufp = (DWORD *)cache.GetPixels();
DWORD * cachebufrowp;
// LCDは3サブピクセル分ある
int left, top, width, height;
if (x < 0) {
left = -x * 3;
x = 0;
} else {
left = 0;
}
width = Min((int)bitmap->width, (int)(cachebufsize.cx - x) * 3);
top = 0;
height = bitmap->rows;
//CAlphaBlendColor ab(color, ftdi.params->alpha, true, true);
COLORREF backColor, newColor;
unsigned int alphaR, alphaG, alphaB;
BOOL bAlphaDraw = FTGInfo.FTInfo->params->alpha!=1;
if (bAlphaDraw)
for(j = 0, dy = y; j < height; ++j, ++dy){
if ((unsigned int)dy >= (unsigned int)cachebufsize.cy) continue;
p = bitmap->pitch < 0 ?
&bitmap->buffer[(-bitmap->pitch * bitmap->rows) - bitmap->pitch * j] : // up-flow
&bitmap->buffer[bitmap->pitch * j]; // down-flow
cachebufrowp = &cachebufp[dy * cachebufsize.cx];
for(i = left, dx = x; i < width; i += 3, ++dx){
backColor = cachebufrowp[dx];
COLORREF last=0xFFFFFFFF;
if(AAMode == 2 || AAMode == 4){
// これはRGBの順にサブピクセルがあるディスプレイ用
// これはRGBの順にサブピクセルがあるディスプレイ用
alphaR = p[i + 0] / alphatuner;
alphaG = p[i + 1] / alphatuner;
alphaB = p[i + 2] / alphatuner;
}else{
// BGR
alphaR = p[i + 2] / alphatuner;
alphaG = p[i + 1] / alphatuner;
alphaB = p[i + 0] / alphatuner;
}
/*
if (bAlphaDraw)
{
if (alphaB && alphaG && alphaR)
backColor &= 0x00ffffff;
}
else*/
//if ((alphaB || alphaG || alphaR))
// backColor &= 0x00ffffff;
newColor = ab.doAB(backColor, alphaB, alphaG, alphaR, !bAlphaDraw);
cachebufrowp[dx] = newColor;
}
}
else
for(j = 0, dy = y; j < height; ++j, ++dy){
if ((unsigned int)dy >= (unsigned int)cachebufsize.cy) continue;
p = bitmap->pitch < 0 ?
&bitmap->buffer[(-bitmap->pitch * bitmap->rows) - bitmap->pitch * j] : // up-flow
&bitmap->buffer[bitmap->pitch * j]; // down-flow
cachebufrowp = &cachebufp[dy * cachebufsize.cx];
for(i = left, dx = x; i < width; i += 3, ++dx){
backColor = cachebufrowp[dx];
COLORREF last=0xFFFFFFFF;
if(AAMode == 2 || AAMode == 4){
// これはRGBの順にサブピクセルがあるディスプレイ用
// これはRGBの順にサブピクセルがあるディスプレイ用
alphaR = p[i + 0];
alphaG = p[i + 1];
alphaB = p[i + 2];
}else{
// BGR
alphaR = p[i + 2];
alphaG = p[i + 1];
alphaB = p[i + 0];
}
/*
if (bAlphaDraw)
{
if (alphaB && alphaG && alphaR)
backColor &= 0x00ffffff;
}
else*/
//if ((alphaB || alphaG || alphaR))
// backColor &= 0x00ffffff;
newColor = ab.doAB(backColor, alphaB, alphaG, alphaR, !bAlphaDraw);
cachebufrowp[dx] = newColor;
}
}
}
static void FreeTypeDrawBitmapGray(FreeTypeGlyphInfo& FTGInfo, CAlphaBlendColor& ab, int x, int y)
{
int i, j;
int dx, dy; // display
COLORREF c;
FT_Bytes p;
CBitmapCache& cache = *FTGInfo.FTInfo->pCache;
const FT_Bitmap *bitmap = &FTGInfo.FTGlyph->bitmap;
BYTE alphatuner = FTGInfo.FTInfo->params->alphatuner;
BOOL bAlphaDraw = FTGInfo.FTInfo->params->alpha!=1;
const COLORREF color = FTGInfo.FTInfo->Color();
const SIZE cachebufsize = cache.Size();
DWORD * const cachebufp = (DWORD *)cache.GetPixels();
DWORD * cachebufrowp;
int left, top, width, height;
if (x < 0) {
left = -x;
x = 0;
} else {
left = 0;
}
width = Min((int)bitmap->width, (int)(cachebufsize.cx - x));
top = 0;
height = bitmap->rows;
// CAlphaBlendColor ab(color, ftdi.params->alpha, false, true);
COLORREF backColor;
int alpha;
for(j = top, dy = y; j < height; ++j, ++dy){
if ((unsigned int)dy >= (unsigned int)cachebufsize.cy) continue;
p = bitmap->pitch < 0 ?
&bitmap->buffer[(-bitmap->pitch * bitmap->rows) - bitmap->pitch * j] : // up-flow
&bitmap->buffer[bitmap->pitch * j]; // down-flow
cachebufrowp = &cachebufp[dy * cachebufsize.cx];
for(i = left, dx = x; i < width; ++i, ++dx){
alpha = p[i];
backColor = cachebufrowp[dx];
c = ab.doAB(backColor, alpha, !bAlphaDraw);
cachebufrowp[dx] = c;
}
}
}
// グリフビットマップのレンダリング
static void FreeTypeDrawBitmap(
FreeTypeGlyphInfo& FTGInfo,
CAlphaBlendColor& ab,
int x, int y)
{
if(FTGInfo.FTGlyph->bitmap.pixel_mode != FT_PIXEL_MODE_GRAY){
// この関数自体はFT_PIXEL_MODE_GRAYにのみ対応し他に委譲する
switch(FTGInfo.FTGlyph->bitmap.pixel_mode){
case FT_PIXEL_MODE_MONO:
FreeTypeDrawBitmapPixelModeMono(FTGInfo, ab, x, y);
break;
case FT_PIXEL_MODE_LCD:
FreeTypeDrawBitmapPixelModeLCD(FTGInfo, ab, x, y);
break;
default:
return; // 未対応
}
return;
}
FreeTypeDrawBitmapGray(FTGInfo, ab, x, y);
}
// 縦書き用のレンダリング(コピペ手抜き)
// 2階調
static void FreeTypeDrawBitmapPixelModeMonoV(FreeTypeGlyphInfo& FTGInfo,
CAlphaBlendColor& ab, int x, int y)
{
CBitmapCache& cache = *FTGInfo.FTInfo->pCache;
FT_Bitmap *bitmap = &FTGInfo.FTGlyph->bitmap;
int i, j;
int dx, dy; // display
FT_Bytes p;
if(bitmap->pixel_mode != FT_PIXEL_MODE_MONO){
return;
}
const COLORREF color = FTGInfo.FTInfo->Color();
const int width = bitmap->width;
const int height = bitmap->rows;
for(j = 0, dy = x; j < height; ++j, ++dy){
p = bitmap->pitch < 0 ?
&bitmap->buffer[(-bitmap->pitch * bitmap->rows) - bitmap->pitch * j] : // up-flow
&bitmap->buffer[bitmap->pitch * j]; // down-flow
for(i = 0, dx = y+width; i < width; ++i, --dx){
if((p[i / 8] & (1 << (7 - (i % 8)))) != 0){
if (cache.GetPixel(dx, dy) != CLR_INVALID) { // dx dy エラーチェック
cache.SetCurrentPixel(color);
}
}
}
}
}
// LCD(液晶)用描画(サブピクセルレンダリング)
// RGB順(のはず)
static void FreeTypeDrawBitmapPixelModeLCDV(FreeTypeGlyphInfo& FTGInfo,
CAlphaBlendColor& ab, int x, int y)
{
CBitmapCache& cache = *FTGInfo.FTInfo->pCache;
const FT_Bitmap *bitmap = &FTGInfo.FTGlyph->bitmap;
BYTE alphatuner = FTGInfo.FTInfo->params->alphatuner;
int AAMode = FTGInfo.AAMode;
int i, j;
int dx, dy; // display
COLORREF c;
FT_Bytes p;
if(bitmap->pixel_mode != FT_PIXEL_MODE_LCD_V){
return;
}
const COLORREF color = FTGInfo.FTInfo->Color();
// LCDは3サブピクセル分ある
const int width = bitmap->width;
const int height = bitmap->rows;
const int pitch = bitmap->pitch;
const int pitchabs = pitch < 0 ? -pitch : pitch;
BOOL bAlphaDraw = FTGInfo.FTInfo->params->alpha!=1;
//CAlphaBlendColor ab(color, ftdi.params->alpha, true);
if (bAlphaDraw)
for(j = 0, dy = x; j < height; j += 3, ++dy){
p = pitch < 0 ?
&bitmap->buffer[(pitchabs * bitmap->rows) + pitchabs * j] : // up-flow
&bitmap->buffer[pitchabs * j]; // down-flow
int alphaR, alphaG, alphaB;
for(i = 0, dx = y+width; i < width; ++i, --dx){
COLORREF backColor = cache.GetPixel(dy, dx);
if (backColor == color || backColor == CLR_INVALID) continue;
if(AAMode == 2 || AAMode == 4){
// これはRGBの順にサブピクセルがあるディスプレイ用
alphaR = p[i + 0] / alphatuner;
alphaG = p[i + pitch] / alphatuner;
alphaB = p[i + pitch * 2] / alphatuner;
}else{
// BGR
alphaR = p[i + pitch * 2]/ alphatuner;
alphaG = p[i + pitch]/ alphatuner;
alphaB = p[i + 0]/ alphatuner;
}
c = ab.doAB(backColor, alphaR, alphaG, alphaB, !bAlphaDraw);
cache.SetCurrentPixel(c);
}
if (i >= width)
continue;
}
else
for(j = 0, dy = x; j < height; j += 3, ++dy){
p = pitch < 0 ?
&bitmap->buffer[(pitchabs * bitmap->rows) + pitchabs * j] : // up-flow
&bitmap->buffer[pitchabs * j]; // down-flow
int alphaR, alphaG, alphaB;
for(i = 0, dx = y+width; i < width; ++i, --dx){
COLORREF backColor = cache.GetPixel(dy, dx);
if (backColor == color || backColor == CLR_INVALID) continue;
if(AAMode == 2 || AAMode == 4){
// これはRGBの順にサブピクセルがあるディスプレイ用
alphaR = p[i + 0];
alphaG = p[i + pitch];
alphaB = p[i + pitch * 2];
}else{
// BGR
alphaR = p[i + pitch * 2];
alphaG = p[i + pitch];
alphaB = p[i + 0];
}
c = ab.doAB(backColor, alphaR, alphaG, alphaB, !bAlphaDraw);
cache.SetCurrentPixel(c);
}
if (i >= width)
continue;
}
}
void FreeTypeDrawBitmapGrayV(FreeTypeGlyphInfo& FTGInfo, CAlphaBlendColor& ab, int x, int y)
{
CBitmapCache& cache = *FTGInfo.FTInfo->pCache;
const FT_Bitmap *bitmap = &FTGInfo.FTGlyph->bitmap;
BYTE alphatuner = FTGInfo.FTInfo->params->alphatuner;
int i, j;
int dx, dy; // display
int width, height;
COLORREF c;
FT_Bytes p;
const COLORREF color = FTGInfo.FTInfo->Color();
//const CGdippSettings* pSettings = CGdippSettings::GetInstance();
//const int* table = pSettings->GetTuneTable();
width = bitmap->width;
height = bitmap->rows;
// CAlphaBlendColor ab(color, ftdi.params->alpha, false);
for(j = 0, dy = x; j < height; ++j, ++dy){
p = bitmap->pitch < 0 ?
&bitmap->buffer[(-bitmap->pitch * bitmap->rows) - bitmap->pitch * j] : // up-flow
&bitmap->buffer[bitmap->pitch * j]; // down-flow
for(i = 0, dx = y+width; i < width; ++i, --dx){
const COLORREF backColor = cache.GetPixel(dy, dx);
if (backColor == color || backColor == CLR_INVALID) continue;
c = ab.doAB(backColor, p[i], true);
cache.SetPixelV(dy, dx, c);
}
}
}
static void FreeTypeDrawBitmapV(FreeTypeGlyphInfo& FTGInfo, CAlphaBlendColor& ab, const int x, const int y)
{
if(FTGInfo.FTGlyph->bitmap.pixel_mode != FT_PIXEL_MODE_GRAY){
// この関数自体はFT_PIXEL_MODE_GRAYにのみ対応し他に委譲する
switch(FTGInfo.FTGlyph->bitmap.pixel_mode){
case FT_PIXEL_MODE_MONO:
FreeTypeDrawBitmapPixelModeMonoV(FTGInfo, ab, x, y);
break;
case FT_PIXEL_MODE_LCD_V:
FreeTypeDrawBitmapPixelModeLCDV(FTGInfo, ab, x, y);
break;
default:
return; // 未対応
}
return;
}
}
class CGGOGlyphLoader
{
private:
FT_Library m_lib;
const FT_Glyph_Class *m_clazz;
BYTE bgtbl[0x41];
static int CALLBACK EnumFontFamProc(const LOGFONT* lplf, const TEXTMETRIC* lptm, DWORD FontType, LPARAM lParam);
public:
CGGOGlyphLoader() : m_lib(NULL), m_clazz(NULL) {}
~CGGOGlyphLoader() {}
bool init(FT_Library freetype_library);
FT_Library getlib() { return m_lib; }
const FT_Glyph_Class * getclazz() { return m_clazz; }
BYTE convbgpixel(BYTE val) { return bgtbl[val]; }
};
static CGGOGlyphLoader s_GGOGlyphLoader;
int CALLBACK CGGOGlyphLoader::EnumFontFamProc(const LOGFONT* lplf, const TEXTMETRIC* lptm, DWORD FontType, LPARAM lParam)
{
CGGOGlyphLoader* pThis = reinterpret_cast<CGGOGlyphLoader*>(lParam);
if (FontType != TRUETYPE_FONTTYPE || lplf->lfCharSet == SYMBOL_CHARSET) {
return TRUE;
}
TRACE(_T("Face: %s\n"), lplf->lfFaceName);
FreeTypeSysFontData* pFont = FreeTypeSysFontData::CreateInstance(lplf->lfFaceName, 0, false);
if (!pFont) {
return TRUE;
}
const FT_Glyph_Class *clazz = NULL;
FT_Face face = pFont->GetFace();
FT_Error err = FT_Set_Pixel_Sizes(face, 0, 12);//optimized
if (!err) {
err = FT_Load_Char(face, lptm->tmDefaultChar, FT_LOAD_NO_BITMAP);
if (!err) {
FT_Glyph glyph;
err = FT_Get_Glyph(face->glyph, &glyph);
if (!err) {
if (glyph->format == FT_GLYPH_FORMAT_OUTLINE) {
clazz = glyph->clazz;
}
FT_Done_Glyph(glyph);
}
}
}
FT_Done_Face(face);
if (clazz) {
pThis->m_clazz = clazz;
//列挙中止
return FALSE;
}
return TRUE;
}
bool
CGGOGlyphLoader::init(FT_Library freetype_library)
{
if (m_lib) {
return true;
}
if (!freetype_library) {
return false;
}
for (BYTE val = 0; val <= 0x40; ++val) {
BYTE t = (BYTE)(((DWORD)val * 256) / 65);
bgtbl[val] = t + (t >> 6);
}
m_lib = freetype_library;
m_clazz = NULL;
//前の方法だと、arial.ttfが無いとまずそうなので
//適当に使えるアウトラインフォントを探す
HDC hdc = CreateCompatibleDC(NULL);
EnumFontFamilies(hdc, NULL, EnumFontFamProc, reinterpret_cast<LPARAM>(this));
DeleteDC(hdc);
if (m_clazz != NULL) {
return true;
}
m_lib = NULL;
return false;
}
class CGGOOutlineGlyph
{
private:
FT_OutlineGlyph m_ptr;
static FT_F26Dot6 toF26Dot6(const FIXED& fx) {
return *(LONG *)(&fx) >> 10;
}
static FT_Fixed toFixed(const short n) {
return (FT_Fixed)n << 16;
}
static char getTag(char tag, const FT_Vector& point) {
if ((point.x & 0x0f) != 0) {
tag |= FT_CURVE_TAG_TOUCH_X;
}
if ((point.y & 0x0f) != 0) {
tag |= FT_CURVE_TAG_TOUCH_Y;
}
return tag;
}
public:
CGGOOutlineGlyph() : m_ptr(NULL) { _ASSERTE(s_GGOGlyphLoader.getlib()); }
~CGGOOutlineGlyph() { done(); };
bool init(DWORD bufsize, PVOID bufp, const GLYPHMETRICS& gm);
void done();
operator FT_Glyph () { return (FT_Glyph)m_ptr; }
};
void
CGGOOutlineGlyph::done()
{
if (m_ptr) {
free(m_ptr->outline.points);
free(m_ptr->outline.tags);
free(m_ptr->outline.contours);
}
free(m_ptr);
m_ptr = NULL;
}
bool
CGGOOutlineGlyph::init(DWORD bufsize, PVOID bufp, const GLYPHMETRICS& gm)
{
done();
m_ptr = (FT_OutlineGlyph)calloc(1, sizeof *m_ptr);
if (!m_ptr) {
return false;
}
FT_GlyphRec& root = m_ptr->root;
FT_Outline& outline = m_ptr->outline;
root.library = s_GGOGlyphLoader.getlib();
root.clazz = s_GGOGlyphLoader.getclazz();
root.format = FT_GLYPH_FORMAT_OUTLINE;
root.advance.x = toFixed(gm.gmCellIncX);
root.advance.y = toFixed(gm.gmCellIncY);
outline.n_contours = 0;
outline.n_points = 0;
outline.flags = 0; //FT_OUTLINE_HIGH_PRECISION;
LPTTPOLYGONHEADER ttphp = (LPTTPOLYGONHEADER)bufp;
LPTTPOLYGONHEADER ttphpend = (LPTTPOLYGONHEADER)((PBYTE)ttphp + bufsize);
while (ttphp < ttphpend) {
LPTTPOLYCURVE ttpcp = (LPTTPOLYCURVE)(ttphp + 1);
LPTTPOLYCURVE ttpcpend = (LPTTPOLYCURVE)((PBYTE)ttphp + ttphp->cb);
if ((PVOID)ttpcpend > (PVOID)ttphpend) {
break;
}
++outline.n_points;
++outline.n_contours;
while (ttpcp < ttpcpend) {
LPPOINTFX pfxp = &ttpcp->apfx[0];
outline.n_points += ttpcp->cpfx;
ttpcp = (LPTTPOLYCURVE)(pfxp + ttpcp->cpfx);
}
ttphp = (LPTTPOLYGONHEADER)ttpcp;
}
if (ttphp != ttphpend) {
return false;
}
outline.points = (FT_Vector *)calloc(outline.n_points, sizeof *outline.points);
outline.tags = (char *)calloc(outline.n_points, sizeof *outline.tags);
outline.contours = (short *)calloc(outline.n_contours, sizeof *outline.contours);
if (!outline.points || !outline.tags || !outline.contours) {
done();
return false;
}
short *cp = outline.contours;
short ppos = 0;
ttphp = (LPTTPOLYGONHEADER)bufp;
while (ttphp < ttphpend) {
LPTTPOLYCURVE ttpcp = (LPTTPOLYCURVE)(ttphp + 1);
LPTTPOLYCURVE ttpcpend = (LPTTPOLYCURVE)((PBYTE)ttphp + ttphp->cb);
LPPOINTFX pfxp0 = &ttpcp->apfx[0];
while (ttpcp < ttpcpend) {
LPPOINTFX pfxp = &ttpcp->apfx[0];
pfxp0 = pfxp + (ttpcp->cpfx - 1);
ttpcp = (LPTTPOLYCURVE)(pfxp + ttpcp->cpfx);
}
ttpcp = (LPTTPOLYCURVE)(ttphp + 1);
if (pfxp0->x.value != ttphp->pfxStart.x.value || pfxp0->x.fract != ttphp->pfxStart.x.fract ||
pfxp0->y.value != ttphp->pfxStart.y.value || pfxp0->y.fract != ttphp->pfxStart.y.fract) {
outline.points[ppos].x = toF26Dot6(ttphp->pfxStart.x);
outline.points[ppos].y = toF26Dot6(ttphp->pfxStart.y);
outline.tags[ppos] = getTag(FT_CURVE_TAG_ON, outline.points[ppos]);
++ppos;
}
while (ttpcp < ttpcpend) {
char tag;
switch (ttpcp->wType) {
case TT_PRIM_LINE:
tag = FT_CURVE_TAG_ON;
break;
case TT_PRIM_QSPLINE:
tag = FT_CURVE_TAG_CONIC;
break;
case TT_PRIM_CSPLINE:
tag = FT_CURVE_TAG_CONIC;
break;
default:
tag = 0;
}
LPPOINTFX pfxp = &ttpcp->apfx[0];
for (WORD cnt = 0; cnt < ttpcp->cpfx; ++cnt) {
outline.points[ppos].x = toF26Dot6(pfxp->x);
outline.points[ppos].y = toF26Dot6(pfxp->y);
outline.tags[ppos] = tag;
++ppos;
++pfxp;
}
outline.tags[ppos - 1] = getTag(FT_CURVE_TAG_ON, outline.points[ppos - 1]);
ttpcp = (LPTTPOLYCURVE)pfxp;
}
*cp++ = ppos - 1;
ttphp = (LPTTPOLYGONHEADER)ttpcp;
}
outline.n_points = ppos;
return true;
}
template<typename T>
class CTempMem
{
private:
char m_localbuf[0x0f80];
DWORD m_size;
T m_ptr;
public:
CTempMem() : m_size(sizeof m_localbuf), m_ptr((T)m_localbuf) {
}
~CTempMem() {
done();
}
T init(DWORD size) {
done();
if (m_size > size) {
m_size = size;
m_ptr = (T)malloc(m_size);
}
return m_ptr;
}
void done() {
if (m_ptr != (T)m_localbuf) {
free(m_ptr);
}
m_size = sizeof m_localbuf;
m_ptr = (T)m_localbuf;
}
operator T () { return m_ptr; }
bool operator ! () { return !m_ptr; }
DWORD getsize() { return m_size; }
};
BOOL FreeTypePrepare(FreeTypeDrawInfo& FTInfo)
{
//CDebugElapsedCounter cntr("FreeTypePrepare");
#ifdef _DEBUG
FTInfo.Validate();
#endif
FT_Face& freetype_face = FTInfo.freetype_face;
FT_Int& cmap_index = FTInfo.cmap_index;
FT_Render_Mode& render_mode = FTInfo.render_mode;
FTC_ImageTypeRec& font_type = FTInfo.font_type;
FreeTypeFontInfo*& pfi = FTInfo.pfi;
const CFontSettings*& pfs = FTInfo.pfs;
FreeTypeFontCache*& pftCache = FTInfo.pftCache;
FTC_ScalerRec& scaler = FTInfo.scaler;
TEXTMETRIC& tm = FTInfo.params->otm->otmTextMetrics;
FTC_FaceID face_id = NULL;
int height = 0;
const LOGFONTW& lf = FTInfo.LogFont();
render_mode = FT_RENDER_MODE_NORMAL;
if (FTInfo.params->alpha < 1)
FTInfo.params->alpha = 1;
if (lf.lfFaceName == NULL)
return FALSE; //optimized
FTInfo.face_id_list_num = 0;
//Assert(_tcsicmp(lf.lfFaceName, _T("@Arial Unicode MS")) != 0);
pfi = NULL;
CGdippSettings* pSettings = CGdippSettings::GetInstance();
const bool bVertical = pSettings->FontLoader()==SETTING_FONTLOADER_FREETYPE? lf.lfFaceName[0] == _T('@'):false;
FreeTypeFontInfo* pfitemp = g_pFTEngine->FindFont(FTInfo.params);
if (pfitemp) {
if (!pfi) pfi = pfitemp;
FTInfo.face_id_list_num = pfi->GetFTLink(&FTInfo.face_id_list);
pfi->GetGGOLink(&FTInfo.ggo_font_list);
FTInfo.face_id_simsun = pfi->GetSimSunID();
}
if (!(freetype_face = FTInfo.GetFace(0)))
{
pSettings->AddFontExclude(lf.lfFaceName);
return FALSE;
}
if (!pfi) {
return FALSE;
}
FTInfo.params->lplf->lfWeight = FTInfo.params->otm->otmTextMetrics.tmWeight; //更新到标准weight
pfs = &pfi->GetFontSettings();
cmap_index = -1;
switch (pSettings->FontLoader()) {
case SETTING_FONTLOADER_FREETYPE:
{
face_id = (FTC_FaceID)pfi->GetId();
scaler.face_id = face_id;
height = FTInfo.params->otm->otmTextMetrics.tmHeight - FTInfo.params->otm->otmTextMetrics.tmInternalLeading; //Snowie!!剪掉空白高度，bugfix。
// if(lf.lfHeight > 0){
// scaler.height = height;
// }
// else{
scaler.height = height;
// }
//Snowie!!
TT_OS2* os2_table = pfitemp->GetOS2Table();
if (lf.lfQuality && os2_table->xAvgCharWidth)
{
if (!(freetype_face->style_flags & FT_STYLE_FLAG_BOLD) && tm.tmWeight>= FW_BOLD)
--FTInfo.params->otm->otmTextMetrics.tmAveCharWidth;
scaler.width = MulDiv(FTInfo.params->otm->otmTextMetrics.tmAveCharWidth, FTInfo.params->otm->otmEMSquare, os2_table->xAvgCharWidth);
}
else
scaler.width = scaler.height;
if (bVertical)
swap(scaler.width, scaler.height);//如果是竖向字体，交换宽高
//!!Snowie
scaler.pixel = 1;
scaler.x_res = 0;
scaler.y_res = 0;
/*
FT_Size font_size;
{
CCriticalSectionLock __lock(CCriticalSectionLock::CS_MANAGER);
if(FTC_Manager_LookupSize(cache_man, &scaler, &font_size))
return FALSE;
}*/
height = scaler.height;
break;
}
case SETTING_FONTLOADER_WIN32:
{
/*
OUTLINETEXTMETRIC otm;
if (GetOutlineTextMetrics(FTInfo.hdc, sizeof otm, &otm) != sizeof otm) {
return FALSE;
}*/
height = -lf.lfHeight;
scaler.height = height;
scaler.width = lf.lfWidth;
}
break;
default:
return FALSE;
}
// if (!(freetype_face = FTInfo.GetFace(0)))
// {
// pSettings->AddFontExclude(lf.lfFaceName);
// return FALSE;
// }
pftCache = pfi->GetCache(scaler, lf);
if(!pftCache)
return FALSE;
/*FT_Size_RequestRec size_request;
size_request.width = lf.lfWidth;
size_request.horiResolution = 0;
size_request.vertResolution = 0;
if(lf.lfHeight > 0){
// セル高さ
size_request.type = FT_SIZE_REQUEST_TYPE_CELL;
size_request.height = lf.lfHeight * 64;
}
else{
// 文字高さ
size_request.type = FT_SIZE_REQUEST_TYPE_NOMINAL;
size_request.height = (-lf.lfHeight) * 64;
}
if(FT_Request_Size(freetype_face, &size_request))
goto Exit2;*/
switch (pSettings->FontLoader()) {
case SETTING_FONTLOADER_FREETYPE:
// font_typeを設定
font_type.face_id = face_id;
font_type.width = scaler.width;//freetype_face->size->metrics.x_ppem;
font_type.height = scaler.height;//freetype_face->size->metrics.y_ppem;
//Snowie!!
FTInfo.height = font_type.height;
FTInfo.width = font_type.width;
/* ビットマップまでキャッシュする場合はFT_LOAD_RENDER | FT_LOAD_TARGET_*
* とする。ただし途中でTARGETを変更した場合等はキャッシュが邪魔する。
* そういう時はFT_LOAD_DEFAULTにしてFTC_ImageCache_Lookup後に
* FT_Glyph_To_Bitmapしたほうが都合がいいと思う。
*/
// Boldは太り具合というものがあるので本当はこれだけでは足りない気がする。
/*if(IsFontBold(lf) && !(freetype_face->style_flags & FT_STYLE_FLAG_BOLD) ||
lf.lfItalic && !(freetype_face->style_flags & FT_STYLE_FLAG_ITALIC)){
// ボールド、イタリックは後でレンダリングする
// 多少速度は劣化するだろうけど仕方ない。
font_type.flags = FT_LOAD_NO_BITMAP;
}
else{
font_type.flags = FT_LOAD_RENDER | FT_LOAD_NO_BITMAP;
}*/
break;
case SETTING_FONTLOADER_WIN32:
font_type.face_id = face_id;
font_type.width = -1;
font_type.height = -1;
break;
DEFAULT_UNREACHABLE;
}
font_type.flags = FT_LOAD_NO_BITMAP | FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH;
// ヒンティング
switch (pfs->GetHintingMode()) {
case 0:
// ignore.
break;
case 1:
font_type.flags |= FT_LOAD_NO_HINTING;
break;
case 2:
font_type.flags |= FT_LOAD_FORCE_AUTOHINT;
break;
}
//如果含有内置hinting则启用default模式，否则使用autohint模式，以保证效果
// アンチエイリアス
if (FTInfo.IsMono()) {
font_type.flags |= FT_LOAD_TARGET_MONO;
render_mode = FT_RENDER_MODE_MONO;
} else {
switch (pfs->GetAntiAliasMode()) {
case -1:
font_type.flags |= FT_LOAD_TARGET_MONO;
render_mode = FT_RENDER_MODE_MONO;
break;
case 0:
font_type.flags |= FT_LOAD_TARGET_NORMAL;
render_mode = FT_RENDER_MODE_NORMAL;
break;
case 1:
font_type.flags |= FT_LOAD_TARGET_LIGHT;
render_mode = FT_RENDER_MODE_LIGHT;
break;
case 2:
case 3:
font_type.flags |= FT_LOAD_TARGET_LCD;
render_mode = FT_RENDER_MODE_LCD;
break;
case 4:
case 5:
font_type.flags |= FT_LOAD_TARGET_LIGHT;
render_mode = FT_RENDER_MODE_LCD;
break;
}
}
if (pSettings->HintSmallFont() && font_type.flags & FT_LOAD_TARGET_LIGHT && font_type.height!=-1 && font_type.height<12) //通用设置不使用hinting，但是打开了小字体hinting开关
{
/*
if (!(freetype_face->face_flags & FT_FACE_FLAG_TRICKY)) //如果不是tricky字体
font_type.flags = font_type.flags & (~FT_LOAD_NO_HINTING) | (pfi->FontHasHinting() ? FT_LOAD_NO_AUTOHINT : FT_LOAD_FORCE_AUTOHINT);
else*/
font_type.flags = font_type.flags & (~FT_LOAD_NO_HINTING)/* | (pfi->FontHasHinting() ? FT_LOAD_DEFAULT : FT_LOAD_FORCE_AUTOHINT)*/;
}
FTInfo.useKerning = FALSE;
if (pfs->GetKerning()) {
switch (pSettings->FontLoader()) {
case SETTING_FONTLOADER_FREETYPE:
FTInfo.useKerning = !!FT_HAS_KERNING(freetype_face);
break;
case SETTING_FONTLOADER_WIN32:
{
DWORD rc = GetFontLanguageInfo(FTInfo.hdc);
if (rc != GCP_ERROR) {
FTInfo.useKerning = !!(rc & GCP_USEKERNING);
FTInfo.ggokerning.init(FTInfo.hdc);
}
}
break;
DEFAULT_UNREACHABLE;
}
}
return TRUE;
}
// 縦にするやつはtrue(ASCIIと半角カナはfalse)
inline bool IsVerticalChar(WCHAR wch){
if(wch < 0x80)
return false;
if(0xFF61 <= wch && wch <= 0xFF9F)
return false;
// 本当はもっと真面目にやらないとまずいが。
return true;
}
struct CGGOFont
{
HDC m_hdc;
HFONT m_hfont;
HFONT m_hprevfont;
CGGOFont(HDC hdc, const LOGFONT& olf) : m_hdc(hdc), m_hfont(NULL), m_hprevfont(NULL) {
LOGFONT lf = olf;
lf.lfWeight = FW_REGULAR;
lf.lfItalic = FALSE;
lf.lfStrikeOut = FALSE;
m_hfont = CreateFontIndirect(&lf);
}
~CGGOFont() {
if (m_hprevfont) {
SelectFont(m_hdc, m_hprevfont);
}
DeleteFont(m_hfont);
}
void change() {
m_hprevfont = SelectFont(m_hdc, m_hfont);
}
void restore() {
SelectFont(m_hdc, m_hprevfont);
m_hprevfont = NULL;
}
operator HFONT () { return m_hfont; }
};
class ClpDx
{
private:
const INT *p;
const INT step;
public:
ClpDx(const INT *lpDx, UINT etoOptions) : p(lpDx), step((etoOptions & ETO_PDY) ? 2 : 1) {
}
~ClpDx() {
}
int get(int val) {
int result;
if (p) {
result = *p;
p += step;
} else {
result = val;
}
return result;
}
};
/*
FT_UInt FTC_CMapCache_Lookup2( FTC_CMapCache cache,
FTC_FaceID face_id,
FT_Int cmap_index,
FT_UInt32 char_code,
FT_Face freetype_face)
{
if ((int)face_id >= charmapCacheSize)
{
int oldsize = charmapCacheSize;
charmapCacheSize = ((int)face_id / 100 + 1)*100;
g_charmapCache = (FT_Int*)realloc(g_charmapCache, charmapCacheSize*sizeof(FT_Int));
memset(&g_charmapCache[oldsize], 0xff, (charmapCacheSize-oldsize)*sizeof(FT_Int));
}
if (g_charmapCache[(int)face_id]==-1)
if (!FTC_Manager_LookupFace(cache_man, face_id, &freetype_face))
{
g_charmapCache[(int)face_id] = FT_Get_Charmap_Index(freetype_face->charmap);
cmap_index = g_charmapCache[(int)face_id];
}
else
cmap_index = 0;
return FTC_CMapCache_Lookup(cache, face_id, cmap_index, char_code);
}*/
BOOL ForEachGetGlyphFT(FreeTypeDrawInfo& FTInfo, LPCTSTR lpString, int cbString, FT_Glyph* GlyphArray, FT_DRAW_STATE* drState)
{
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
//Snowie!!
BOOL bIsSymbol = GetTextCharsetInfo(FTInfo.hdc, NULL, 0) == SYMBOL_CHARSET;
BOOL bAllowDefaultLink = pSettings->GetFontLinkInfo().IsAllowFontLink((BYTE)GetTextCharsetInfo(FTInfo.hdc, NULL, 0)); //是否为符号
BOOL nRet = true;
BOOL bWindowsLink = pSettings->FontLink()==2;
//!!Snowie
/*const*/ FT_Face freetype_face = FTInfo.freetype_face; //去掉常量属性，下面要改他
const FT_Int cmap_index = FTInfo.cmap_index;
const FT_Bool useKerning = FTInfo.useKerning;
FT_Render_Mode render_mode = FTInfo.render_mode;
const int LinkNum = FTInfo.face_id_list_num;
int AAMode = FTInfo.pfs->GetAntiAliasMode();
int* AAList = FTInfo.AAModes;
const LOGFONTW& lf = FTInfo.LogFont();
FreeTypeFontCache* pftCache = FTInfo.pftCache;
const CFontSettings*& pfs = FTInfo.pfs;
FreeTypeFontInfo*& pfi = FTInfo.pfi;
const bool bGlyphIndex = FTInfo.IsGlyphIndex();
//const bool bSizeOnly = FTInfo.IsSizeOnly();
//const bool bOwnCache = !(FTInfo.font_type.flags & FT_LOAD_RENDER);
const LPCTSTR lpStart = lpString;
const LPCTSTR lpEnd = lpString + cbString;
FT_UInt previous = 0;
WCHAR previouswch = 0;
const bool bVertical = lf.lfFaceName[0] == _T('@');
bool bLcdMode = render_mode == FT_RENDER_MODE_LCD;
bool bLightLcdMode = (AAMode == 4) || (AAMode == 5);
ClpDx clpdx(FTInfo.lpDx, FTInfo.params->etoOptions);
const bool bWidthGDI32 = true;
const int ggoformatbase = (FTInfo.font_type.flags & FT_LOAD_NO_HINTING) ? GGO_UNHINTED | GGO_NATIVE : GGO_NATIVE;
if (!s_GGOGlyphLoader.init(freetype_library)) {
return FALSE;
}
WORD * gi = new WORD[cbString];
WORD * ggi=gi;
//Snowie!!
//Fast fontlink
WORD ** lpfontlink = NULL;
HFONT hOldFont = NULL;
if (!bGlyphIndex && bWindowsLink) //使用Windows fontlink
{
lpfontlink = (WORD**)new LPVOID[FTInfo.face_id_list_num];
for (int i=0;i<LinkNum;i++)
{
lpfontlink[i] = new WORD[cbString];
ZeroMemory(lpfontlink[i], sizeof(WORD)*cbString); //初始化为无链接
}
//
hOldFont = (HFONT)GetCurrentObject(FTInfo.hdc, OBJ_FONT); //加载第一个字体
}
//fontlink
int* Dx= FTInfo.Dx;
if (!bAllowDefaultLink && FTInfo.face_id_list_num > 1)
FTInfo.face_id_list_num--; //如果是symbol页那就不链接到宋体
bool bUnicodePlane = false;
for (int i=0 ; lpString < lpEnd; ++lpString, ++gi, ++GlyphArray, ++drState, ++AAList, /*ggdi32++,*/ i++){
if (bUnicodePlane)
{
*drState = FT_DRAW_NOTFOUND;
bUnicodePlane = false;
clpdx.get(0);
FTInfo.px = FTInfo.x;
goto cont;
}
WCHAR wch = *lpString;
if (!bGlyphIndex && bIsSymbol && !bWindowsLink)
wch |= 0xF000;
FT_Glyph* glyph_bitmap = GlyphArray;
int gdi32x = 0;// = *ggdi32;
FTInfo.font_type.face_id = FTInfo.face_id_list[0];
FreeTypeCharData* chData = NULL;
FT_UInt glyph_index = 0;
BOOL bIsBold = false, bIsIndivBold = false;
{
chData = bGlyphIndex
? pftCache->FindGlyphIndex(wch)
: pftCache->FindChar(wch);
if (chData/* && FTInfo.width==chData->GetWidth()*/) {
gdi32x = chData->GetGDIWidth();
*AAList = chData->GetAAMode();
CCriticalSectionLock __lock(CCriticalSectionLock::CS_LIBRARY);
FT_Glyph_Copy((FT_Glyph)chData->GetGlyph(render_mode), glyph_bitmap);
//TRACE(_T("Cache Hit: %wc, size:%d, 0x%8.8X\n"), wch, chData->GetWidth(), glyph_bitmap);
}
}
if (!*glyph_bitmap) {
FT_Glyph glyph = NULL;
bool f_glyph = false;
//GLYPHMETRICS gm;
const MAT2 mat2 = {{0, 1}, {0, 0}, {0, 0}, {0, 1}};
UINT ggoformat = ggoformatbase;
CTempMem<PVOID> ggobuf;
DWORD outlinesize = 0;
if (bGlyphIndex) {
f_glyph = !!wch;
glyph_index = wch;
*AAList = AAMode;
GetCharWidthI(FTInfo.hdc, wch, 1, (LPWORD)&wch, &gdi32x); //index的文字必须计算宽度
if (FTInfo.font_type.height<=pSettings->BitmapHeight() && pfi->EmbeddedBmpExist(FTInfo.font_type.height))
{
f_glyph=false; //使用点阵，不绘图
*drState=FT_DRAW_EMBEDDED_BITMAP; //设置为点阵绘图方式
}
} else
if (wch && !CID.myiswcntrl(lpString[0])) {
for (int j = 0; j < FTInfo.face_id_list_num; ++j) {
if (bWindowsLink) //使用Windows函数进行fontlink
{
if (!lpfontlink[j][i]) //还没初始化该字体的fontlink
{
SelectFont(FTInfo.hdc, FTInfo.ggo_font_list[j]); //加载ggo字体
GetGlyphIndices(FTInfo.hdc, lpString, cbString-i, &lpfontlink[j][i], GGI_MARK_NONEXISTING_GLYPHS); //进行fontlink
SelectFont(FTInfo.hdc, hOldFont);
}
glyph_index = lpfontlink[j][i];
if (glyph_index==0xffff)
glyph_index = 0;
}
else //使用freetype进行fontlink
{
CCriticalSectionLock __lock(CCriticalSectionLock::CS_MANAGER);
glyph_index = FTC_CMapCache_Lookup(cmap_cache,FTInfo.face_id_list[j],-1,wch);
}
if (glyph_index) {
GetCharWidth32W(FTInfo.hdc, wch, wch, &gdi32x); //有效文字，计算宽度
f_glyph = true;
FTInfo.font_type.face_id = FTInfo.face_id_list[j];
freetype_face = FTInfo.GetFace(j); //同时更新对应faceid的实际face
//接下来更新对应的fontsetting
FTInfo.font_type.flags = FT_LOAD_NO_BITMAP | FT_LOAD_IGNORE_GLOBAL_ADVANCE_WIDTH;
// ヒンティング
//extern CFontSetCache g_fsetcache;
//pfs = g_fsetcache.Get(FTInfo.font_type.face_id);
if (FTInfo.font_type.face_id==FTInfo.face_id_simsun && j>0)
{
switch (FTInfo.font_type.height)
{
case 11:{FTInfo.font_type.height=12; FTInfo.font_type.width++; break;} //对宋体进行特殊处理
case 13:{FTInfo.font_type.height=15; FTInfo.font_type.width+=2; break;}
}
}
pfi = g_pFTEngine->FindFont((int)FTInfo.font_type.face_id);
if (pfi)
{
pfs = &pfi->GetFontSettings();
switch (pfs->GetHintingMode()) {
case 0:
// ignore.
break;
case 1:
FTInfo.font_type.flags |= FT_LOAD_NO_HINTING;
break;
case 2:
FTInfo.font_type.flags |= FT_LOAD_FORCE_AUTOHINT;
break;
}
// アンチエイリアス
if (FTInfo.IsMono()) {
FTInfo.font_type.flags |= FT_LOAD_TARGET_MONO;
render_mode = FT_RENDER_MODE_MONO;
} else {
switch (*AAList = pfs->GetAntiAliasMode()) {
case -1:
FTInfo.font_type.flags |= FT_LOAD_TARGET_MONO;
render_mode = FT_RENDER_MODE_MONO;
break;
case 0:
FTInfo.font_type.flags |= FT_LOAD_TARGET_NORMAL;
render_mode = FT_RENDER_MODE_NORMAL;
break;
case 1:
FTInfo.font_type.flags |= FT_LOAD_TARGET_LIGHT;
render_mode = FT_RENDER_MODE_LIGHT;
break;
case 2:
case 3:
FTInfo.font_type.flags |= FT_LOAD_TARGET_LCD;
render_mode = FT_RENDER_MODE_LCD;
break;
case 4:
case 5:
FTInfo.font_type.flags |= FT_LOAD_TARGET_LIGHT;
render_mode = FT_RENDER_MODE_LCD;
break;
}
}
if (pSettings->HintSmallFont() && FTInfo.font_type.flags & FT_LOAD_TARGET_LIGHT && FTInfo.font_type.height!=-1 && FTInfo.font_type.height<12) //通用设置不使用hinting，但是打开了小字体hinting开关
FTInfo.font_type.flags = FTInfo.font_type.flags & (~FT_LOAD_NO_HINTING)/* | (pfi->FontHasHinting() ? FT_LOAD_DEFAULT : FT_LOAD_FORCE_AUTOHINT)*/;
AAMode = *AAList/*pfs->GetAntiAliasMode()*/;
bLcdMode = render_mode == FT_RENDER_MODE_LCD;
bLightLcdMode = (AAMode == 4) || (AAMode == 5);
//更新完成
}
if (FTInfo.font_type.height<=pSettings->BitmapHeight() && pfi->EmbeddedBmpExist(FTInfo.font_type.height))
{
f_glyph=false; //使用点阵，不绘图
*drState=FT_DRAW_EMBEDDED_BITMAP; //设置为点阵绘图方式
}
break;
}
}
}
if (!f_glyph) { //glyphindex的文字上面已经计算过了
#ifdef _DEBUG
GdiSetBatchLimit(0);
#endif
if (*drState==FT_DRAW_NORMAL || bGlyphIndex)
*drState = FT_DRAW_NOTFOUND; //找不到文字
if ((!FTInfo.lpDx || lpString == lpEnd - 1) && !bGlyphIndex) //无效文字，而且没有事先排版或者是排版的最后一个字符了
{
GetCharWidth32W(FTInfo.hdc, wch, wch, &gdi32x);
}
int cx = gdi32x;
/*
if (bSizeOnly) {
FTInfo.x += cx;
} else*/
{
if (wch) {
*glyph_bitmap = NULL; //无效文字
//ORIG_ExtTextOutW(FTInfo.hdc, FTInfo.x, FTInfo.yTop, FTInfo.GetETO(), NULL, &wch, 1, NULL);
}
BOOL isc = bGlyphIndex ? false : (CID.myiswcntrl(*lpString));
if (isc == CNTRL_UNICODE_PLANE)
bUnicodePlane = true;
// else
// if (isc == CNTRL_ZERO_WIDTH) //预计算的无宽度控制字
// cx = 0;
int dxWidth = clpdx.get(cx);
if (isc == CNTRL_COMPLEX_TEXT) //控制字
{
cx = dxWidth; //服从windows的宽度调度
//if (!dxWidth)
// CID.setcntrlAttribute(wch, CNTRL_ZERO_WIDTH);
}
if (lpString < lpEnd - 1) {
FTInfo.x += dxWidth;
} else {
//if (gdi32x)
//{
/* ABC abc = {0, cx, 0};
if (bGlyphIndex)
GetCharABCWidthsI(FTInfo.hdc, wch, 1, NULL, &abc);
else
GetCharABCWidths(FTInfo.hdc, wch, wch, &abc);*/
//FTInfo.px = FTInfo.x+Max(clpdx.get(cx), abc.abcA+(int)abc.abcB+abc.abcC); //无效文字的情况下，绘图宽度=鼠标位置
FTInfo.px = FTInfo.x + cx;
FTInfo.x += dxWidth;//Max(clpdx.get(cx), cx);/*(int)abc.abcB+abc.abcC*///Max(clpdx.get(cx), abc.abcB? abc.abcA:0);
//}
}
if (!isc)
FTInfo.x += FTInfo.params->charExtra;
}
goto cont;
}
// 縦書き
if(bVertical){
glyph_index = ft2vert_get_gid(
(struct ft2vert_st *)freetype_face->generic.data,
glyph_index);
}
// カーニング
if(useKerning){
if(previous != 0 && glyph_index){
FT_Vector delta;
FT_Get_Kerning(freetype_face,
previous, glyph_index,
ft_kerning_default, &delta);
FTInfo.x += FT_PosToInt(delta.x);
}
previous = glyph_index;
}
// 縦横
if(bVertical && IsVerticalChar(wch)){
FTInfo.font_type.flags |= FT_LOAD_VERTICAL_LAYOUT;
if(bLcdMode){
if(!bLightLcdMode){
FTInfo.font_type.flags &= ~FT_LOAD_TARGET_LCD;
FTInfo.font_type.flags |= FT_LOAD_TARGET_LCD_V;
}
render_mode = FT_RENDER_MODE_LCD_V;
}
}else{
if (bVertical)
swap(FTInfo.font_type.height, FTInfo.font_type.width); //交换无法旋转的文字宽高
FTInfo.font_type.flags &=~FT_LOAD_VERTICAL_LAYOUT;
if(bLcdMode){
if(!bLightLcdMode){
FTInfo.font_type.flags &= ~FT_LOAD_TARGET_LCD_V;
FTInfo.font_type.flags |= FT_LOAD_TARGET_LCD;
}
render_mode = FT_RENDER_MODE_LCD;
}
}
{
bool bRequiredownsize;
bIsIndivBold = freetype_face->style_flags & FT_STYLE_FLAG_BOLD; //是独立粗体
bIsBold = (IsFontBold(lf) && !bIsIndivBold); //是仿粗体
bRequiredownsize = bIsBold && /*(pSettings->BolderMode()==2 || (*/pSettings->BolderMode()!=1 /*&& FTInfo.height>FT_BOLD_LOW))*/;
if (bRequiredownsize)
{
FTInfo.font_type.width -= (FTInfo.font_type.width)/36;
FTInfo.font_type.height -= (FTInfo.font_type.height)/36;
}
{
CCriticalSectionLock __lock(CCriticalSectionLock::CS_MANAGER);
if(FTC_ImageCache_Lookup(
image_cache,
&FTInfo.font_type,
glyph_index,
&glyph,
NULL)) {
nRet= false;
goto gdiexit;
}
//glyph = New_FT_Glyph();
}
FTInfo.font_type.height = FTInfo.height;
FTInfo.font_type.width = FTInfo.width;
}
{
CCriticalSectionLock __lock(CCriticalSectionLock::CS_LIBRARY);
if (FT_Glyph_Copy(glyph, glyph_bitmap))
{
//FT_Done_Glyph(glyph);
nRet = FALSE;
goto gdiexit;
}
//FT_Done_Glyph(glyph);
}
if((*glyph_bitmap)->format != FT_GLYPH_FORMAT_BITMAP){
int str_h;
int str_v;
bool fbold = false;
str_h = str_v = FTInfo.pfi->CalcNormalWeight();
if (bIsIndivBold)
str_h = str_v = FTInfo.pfi->GetExactBoldWeight()<<2;
if (bIsBold) {
fbold = true;
str_h += FTInfo.font_type.height<24 ? FTInfo.pfi->GetFTWeight(): (FTInfo.pfi->GetFTWeight()*FTInfo.font_type.height/24);
str_v = str_h;
}
if((str_h || str_v) && New_FT_Outline_Embolden(
&((FT_OutlineGlyph)(*glyph_bitmap))->outline,
str_h, str_v, FTInfo.height))
{
FT_Done_Glyph(*glyph_bitmap);
nRet= false;
goto gdiexit;
}
if (fbold) {
((FT_BitmapGlyph)(*glyph_bitmap))->root.advance.x += 0x10000;
}
if(lf.lfItalic &&
!(freetype_face->style_flags & FT_STYLE_FLAG_ITALIC)){
FT_Matrix matrix;
FTInfo.pfi->CalcItalicSlant(matrix);
FT_Outline_Transform(
&((FT_OutlineGlyph)((*glyph_bitmap)))->outline,
&matrix);
}
{
CCriticalSectionLock __lock(CCriticalSectionLock::CS_LIBRARY);
if(FT_Glyph_To_Bitmap(&((*glyph_bitmap)), render_mode, 0, 1)){
FT_Done_Glyph(*glyph_bitmap);
nRet= false;
goto gdiexit;
}
}
}
}
int cx = (bVertical && IsVerticalChar(wch)) ?
FT_FixedToInt(FT_BitmapGlyph((*glyph_bitmap))->root.advance.y) :
FT_FixedToInt(FT_BitmapGlyph((*glyph_bitmap))->root.advance.x);
{
int dx = clpdx.get(bWidthGDI32 ? gdi32x : cx); //获得宽度
int left = FT_BitmapGlyph((*glyph_bitmap))->left;
if (FTInfo.x + left< FTInfo.xBase)
FTInfo.xBase = FTInfo.x + left; //如果有字符是负数起始位置的（合成符号）， 调整文字的起始位置
if (lpString < lpEnd - 1) {
FTInfo.x += dx;
} else {
int bx = FT_BitmapGlyph((*glyph_bitmap))->bitmap.width;
if (render_mode == FT_RENDER_MODE_LCD) bx /= 3;
bx += left;
FTInfo.px = FTInfo.x + Max(Max(dx, bx), cx); //有文字的情况下,绘图宽度=ft计算的宽度，鼠标位置=win宽度
FTInfo.x += dx;//Max(dx, gdi32x);//Max(Max(dx, bx), cx);
}
}
FTInfo.x += FTInfo.params->charExtra;
//if (bSizeOnly || bOwnCache) {
//キャッシュ化
if (glyph_index) {
if (bGlyphIndex) {
pftCache->AddGlyphData(glyph_index, /*cx*/FTInfo.width, gdi32x, (FT_BitmapGlyph)*glyph_bitmap, render_mode, AAMode);
} else {
pftCache->AddCharData(wch, glyph_index, /*cx*/FTInfo.width, gdi32x, (FT_BitmapGlyph)*glyph_bitmap, render_mode, AAMode);
}
}
cont:
*Dx = FTInfo.x; //Dx的位置是下一个字符开始的基准位置，并不是下一个字符开始画的位置
++Dx;
}
gdiexit:
delete[] ggi;
// delete[] gdi32w;
if (!bGlyphIndex && bWindowsLink)
{
for (int i=0;i<LinkNum;i++)
delete lpfontlink[i];
delete lpfontlink;
}
return nRet;
}
BOOL ForEachGetGlyphGGO(FreeTypeDrawInfo& FTInfo, LPCTSTR lpString, int cbString, FT_Glyph* GlyphArray, FT_DRAW_STATE* drState)
{
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
//Snowie!!
BOOL bIsSymbol = GetTextCharsetInfo(FTInfo.hdc, NULL, 0) == SYMBOL_CHARSET;
BOOL bAllowDefaultLink = pSettings->GetFontLinkInfo().IsAllowFontLink((BYTE)GetTextCharsetInfo(FTInfo.hdc, NULL, 0)); //是否为符号
BOOL nRet = true;
BOOL bWindowsLink = pSettings->FontLink()==2;
//!!Snowie
/*const*/ FT_Face freetype_face = FTInfo.freetype_face; //去掉常量属性，下面要改他
const FT_Int cmap_index = FTInfo.cmap_index;
const FT_Bool useKerning = FTInfo.useKerning;
FT_Render_Mode render_mode = FTInfo.render_mode;
const int LinkNum = FTInfo.face_id_list_num;
int AAMode = FTInfo.pfs->GetAntiAliasMode();
int* AAList = FTInfo.AAModes;
const LOGFONTW& lf = FTInfo.LogFont();
FreeTypeFontCache* pftCache = FTInfo.pftCache;
const CFontSettings*& pfs = FTInfo.pfs;
FreeTypeFontInfo*& pfi = FTInfo.pfi;
const bool bGlyphIndex = FTInfo.IsGlyphIndex();
//const bool bSizeOnly = FTInfo.IsSizeOnly();
//const bool bOwnCache = !(FTInfo.font_type.flags & FT_LOAD_RENDER);
const LPCTSTR lpStart = lpString;
const LPCTSTR lpEnd = lpString + cbString;
FT_UInt previous = 0;
WCHAR previouswch = 0;
const bool bVertical = false;
bool bLcdMode = render_mode == FT_RENDER_MODE_LCD;
bool bLightLcdMode = (AAMode == 4) || (AAMode == 5);
ClpDx clpdx(FTInfo.lpDx, FTInfo.params->etoOptions);
const bool bWidthGDI32 = pSettings->WidthMode() == SETTING_WIDTHMODE_GDI32;
const int ggoformatbase = (FTInfo.font_type.flags & FT_LOAD_NO_HINTING) ? GGO_UNHINTED | GGO_NATIVE : GGO_NATIVE;
if (!s_GGOGlyphLoader.init(freetype_library)) {
return FALSE;
}
// LPCTSTR dumy = lpString;
// if (!bGlyphIndex)
// for (; dumy<lpEnd;dumy++)
// if (iswcntrl(*dumy))
// {
// return false;
// }
WORD * gi = new WORD[cbString];
WORD * ggi=gi;
//int* gdi32w = new int[cbString];
//int* ggdi32 = gdi32w;
//SIZE* szSize =new SIZE[cbString];
//SIZE* sSize = szSize;
//Snowie!!
//Fast fontlink
WORD ** lpfontlink = NULL;
HFONT hOldFont = NULL;
if (!bGlyphIndex && bWindowsLink) //使用Windows fontlink
{
lpfontlink = (WORD**)new LPVOID[FTInfo.face_id_list_num];
for (int i=0;i<LinkNum;i++)
{
lpfontlink[i] = new WORD[cbString];
ZeroMemory(lpfontlink[i], sizeof(WORD)*cbString); //初始化为无链接
}
//
hOldFont = (HFONT)GetCurrentObject(FTInfo.hdc, OBJ_FONT); //加载第一个字体
}
//fontlink
/*
if (!FTInfo.lpDx) //没有预先计算排版，需要获得每个文字的宽度信息
{
if (bGlyphIndex)
{
(GetCharWidthI(FTInfo.hdc, *(LPWORD)lpString, cbString, (LPWORD)lpString, gdi32w));
}
else
{
for (int i=0;i<cbString;i++, ggdi32++)
GetCharWidth32W(FTInfo.hdc, lpString[i], lpString[i], ggdi32);
ggdi32 = gdi32w;
}
}
else
{
//预先计算好了排版，只需要获得最后一个字的信息就可以了
if (bGlyphIndex)
{
(GetCharWidthI(FTInfo.hdc, *(((LPWORD)lpString)+cbString-1), 1, (((LPWORD)lpString)+cbString-1), gdi32w+cbString-1));
}
else
{
GetCharWidth32W(FTInfo.hdc, lpString[cbString-1], lpString[cbString-1], ggdi32+cbString-1);
ggdi32 = gdi32w;
}
}*/
if (!bGlyphIndex) //仅对win32情况进行优化，ft情况另议
if (GetGlyphIndices(FTInfo.hdc, lpString, cbString, gi, GGI_MARK_NONEXISTING_GLYPHS)!=cbString)
{
nRet = false;
goto gdiexit;
}
//!!Snowie
int* Dx= FTInfo.Dx;
if (!bAllowDefaultLink && FTInfo.face_id_list_num > 1)
FTInfo.face_id_list_num--; //如果是symbol页那就不链接到宋体
for (int i=0 ; lpString < lpEnd; ++lpString, gi++, GlyphArray++, drState++, ++AAList,/*ggdi32++,*/ i++){
WCHAR wch = *lpString;
if (!bGlyphIndex && bIsSymbol && !bWindowsLink)
wch |= 0xF000;
FT_Glyph* glyph_bitmap = GlyphArray;
int gdi32x = 0;// = *ggdi32;
FTInfo.font_type.face_id = FTInfo.face_id_list[0];
FreeTypeCharData* chData = NULL;
FT_UInt glyph_index = 0;
BOOL bIsBold = false, bIsIndivBold = false;
{
chData = bGlyphIndex
? pftCache->FindGlyphIndex(wch)
: pftCache->FindChar(wch);
if (chData && FTInfo.width==chData->GetWidth()) {
/*
if (bSizeOnly) {
//TRACE(_T("Cache hit: GetCharWidth [%c]\n"), *lpString);
int cx = chData->GetWidth();
FTInfo.x += (bWidthGDI32 ? gdi32x : cx) + FTInfo.params->charExtra;
goto cont;
}*/
gdi32x = chData->GetGDIWidth();
*AAList = chData->GetAAMode();
CCriticalSectionLock __lock(CCriticalSectionLock::CS_LIBRARY);
FT_Glyph_Copy((FT_Glyph)chData->GetGlyph(render_mode), glyph_bitmap);
//TRACE(_T("Cache Hit: %wc, size:%d, 0x%8.8X\n"), wch, chData->GetWidth(), glyph_bitmap);
}
}
if (!*glyph_bitmap) {
FT_Glyph glyph = NULL;
bool f_glyph = false;
GLYPHMETRICS gm;
const MAT2 mat2 = {{0, 1}, {0, 0}, {0, 0}, {0, 1}};
UINT ggoformat = ggoformatbase;
CTempMem<PVOID> ggobuf;
DWORD outlinesize = 0;
if (bGlyphIndex) {
f_glyph = true;
*AAList = AAMode;
glyph_index = wch;
ggoformat |= GGO_GLYPH_INDEX;
GetCharWidthI(FTInfo.hdc, wch, 1, (LPWORD)&wch, &gdi32x); //index的文字必须计算宽度
} else
{
if (*(gi) != 0xffff) {
glyph_index = *(gi);
f_glyph = true;
*AAList = AAMode;
}
GetCharWidth32W(FTInfo.hdc, wch, wch, &gdi32x); //有效文字，计算宽度
}
if (lpString == lpStart && FTInfo.font_type.flags & FT_LOAD_FORCE_AUTOHINT) {
// FORCE_AUTOHINT
GetGlyphOutlineW(FTInfo.hdc, 0, GGO_METRICS | GGO_GLYPH_INDEX | GGO_NATIVE | GGO_UNHINTED, &gm, 0, NULL, &mat2);
}
outlinesize = GetGlyphOutlineW(FTInfo.hdc, wch, ggoformat, &gm, ggobuf.getsize(), ggobuf, &mat2);
if (outlinesize == GDI_ERROR || outlinesize == 0){
glyph_index = 0;
f_glyph = false;
} else
{
glyph_index = wch;
f_glyph = true;
}
if (!f_glyph) { //glyphindex的文字上面已经计算过了
#ifdef _DEBUG
GdiSetBatchLimit(0);
#endif
if (*drState==FT_DRAW_NORMAL || bGlyphIndex)
*drState = FT_DRAW_NOTFOUND; //找不到文字
if ((!FTInfo.lpDx || lpString == lpEnd - 1) && !bGlyphIndex) //无效文字，而且没有事先排版或者是排版的最后一个字符了
{
GetCharWidth32W(FTInfo.hdc, wch, wch, &gdi32x);
}
int cx = gdi32x;
/*
if (bSizeOnly) {
FTInfo.x += cx;
} else*/
{
if (wch) {
*glyph_bitmap = NULL; //无效文字
//ORIG_ExtTextOutW(FTInfo.hdc, FTInfo.x, FTInfo.yTop, FTInfo.GetETO(), NULL, &wch, 1, NULL);
}
BOOL isc = bGlyphIndex ? false : (CID.myiswcntrl(*lpString));
if (isc)
cx = 0;
if (lpString < lpEnd - 1) {
FTInfo.x += clpdx.get(cx);
} else {
//if (gdi32x)
{
/* ABC abc = {0, cx, 0};
if (bGlyphIndex)
GetCharABCWidthsI(FTInfo.hdc, wch, 1, NULL, &abc);
else
GetCharABCWidths(FTInfo.hdc, wch, wch, &abc);*/
//FTInfo.px = FTInfo.x+Max(clpdx.get(cx), abc.abcA+(int)abc.abcB+abc.abcC); //无效文字的情况下，绘图宽度=鼠标位置
FTInfo.px = FTInfo.x + cx;
FTInfo.x += clpdx.get(cx);
}
}
if (!isc)
FTInfo.x += FTInfo.params->charExtra;
}
goto cont;
}
if(useKerning && !bGlyphIndex){
if (previouswch && wch) {
FTInfo.x += FTInfo.ggokerning.get(previouswch, wch);
}
previouswch = wch;
}
// 縦横
if(bVertical && IsVerticalChar(wch)){
FTInfo.font_type.flags |= FT_LOAD_VERTICAL_LAYOUT;
if(bLcdMode){
if(!bLightLcdMode){
FTInfo.font_type.flags &= ~FT_LOAD_TARGET_LCD;
FTInfo.font_type.flags |= FT_LOAD_TARGET_LCD_V;
}
render_mode = FT_RENDER_MODE_LCD_V;
}
}else{
if (bVertical)
swap(FTInfo.font_type.height, FTInfo.font_type.width); //交换无法旋转的文字宽高
FTInfo.font_type.flags &=~FT_LOAD_VERTICAL_LAYOUT;
if(bLcdMode){
if(!bLightLcdMode){
FTInfo.font_type.flags &= ~FT_LOAD_TARGET_LCD_V;
FTInfo.font_type.flags |= FT_LOAD_TARGET_LCD;
}
render_mode = FT_RENDER_MODE_LCD;
}
}
CGGOOutlineGlyph ggoog;
{
if (outlinesize > ggobuf.getsize()) {
if (!ggobuf.init(outlinesize)) {
nRet= false;
goto gdiexit;
}
//ggofont.change();
outlinesize = GetGlyphOutlineW(FTInfo.hdc, wch, ggoformat, &gm, ggobuf.getsize(), ggobuf, &mat2);
//ggofont.restore();
}
if (outlinesize > ggobuf.getsize()) {
nRet= false;
goto gdiexit;
}
if (!ggoog.init(outlinesize, ggobuf, gm)) {
nRet= false;
goto gdiexit;
}
//glyph = New_FT_Ref_Glyph();
//FT_Glyph_Copy((FT_Glyph)ggoog, &glyph);
glyph = ggoog;
}
{
CCriticalSectionLock __lock(CCriticalSectionLock::CS_LIBRARY);
if (FT_Glyph_Copy(glyph, glyph_bitmap))
{
//FT_Done_Glyph(glyph);
nRet = FALSE;
goto gdiexit;
}
//FT_Done_Glyph(glyph);
}
if((*glyph_bitmap)->format != FT_GLYPH_FORMAT_BITMAP){
int str_h;
int str_v;
bool fbold = false;
str_h = str_v = FTInfo.pfi->CalcNormalWeight();
if (bIsIndivBold)
str_h = str_v = FTInfo.pfi->GetExactBoldWeight()<<2;
if (bIsBold) {
fbold = true;
str_h += FTInfo.font_type.height<24 ? FTInfo.pfi->GetFTWeight(): (FTInfo.pfi->GetFTWeight()*FTInfo.font_type.height/24);
str_v = str_h;
}
if((str_h || str_v) && New_FT_Outline_Embolden(
&((FT_OutlineGlyph)((*glyph_bitmap)))->outline,
str_h, str_v, FTInfo.height))
{
FT_Done_Glyph(*glyph_bitmap);
nRet= false;
goto gdiexit;
}
if (fbold) {
((FT_BitmapGlyph)((*glyph_bitmap)))->root.advance.x += 0x10000;
}
{
CCriticalSectionLock __lock(CCriticalSectionLock::CS_LIBRARY);
if(FT_Glyph_To_Bitmap(&((*glyph_bitmap)), render_mode, 0, 1)){
FT_Done_Glyph(*glyph_bitmap);
nRet= false;
goto gdiexit;
}
}
}
}
int cx = (bVertical && IsVerticalChar(wch)) ?
FT_FixedToInt(FT_BitmapGlyph((*glyph_bitmap))->root.advance.y) :
FT_FixedToInt(FT_BitmapGlyph((*glyph_bitmap))->root.advance.x);
//done
/*
if (bSizeOnly) {
FTInfo.x += bWidthGDI32 ? gdi32x : cx;
} else */
{
int dx = clpdx.get(bWidthGDI32 ? gdi32x : cx); //获得宽度
int left = FT_BitmapGlyph((*glyph_bitmap))->left;
if (FTInfo.x + left< FTInfo.xBase)
FTInfo.xBase = FTInfo.x + left; //如果有字符是负数起始位置的（合成符号）， 调整文字的起始位置
if (lpString < lpEnd - 1) {
FTInfo.x += dx;
} else {
int bx = FT_BitmapGlyph((*glyph_bitmap))->bitmap.width;
if (render_mode == FT_RENDER_MODE_LCD) bx /= 3;
bx += left;
FTInfo.px = FTInfo.x + Max(Max(dx, bx), cx); //有文字的情况下,绘图宽度=ft计算的宽度，鼠标位置=win宽度
FTInfo.x += dx;//Max(dx, gdi32x);//Max(Max(dx, bx), cx);
}
}
FTInfo.x += FTInfo.params->charExtra;
//if (bSizeOnly || bOwnCache) {
//キャッシュ化
if (glyph_index) {
if (bGlyphIndex) {
pftCache->AddGlyphData(glyph_index, /*cx*/FTInfo.width, gdi32x, (FT_BitmapGlyph)*glyph_bitmap, render_mode, AAMode);
} else {
pftCache->AddCharData(wch, glyph_index, /*cx*/FTInfo.width, gdi32x, (FT_BitmapGlyph)*glyph_bitmap, render_mode, AAMode);
}
}
//}
// if (!bGlyphIndex && iswcntrl(wch) && *glyph_bitmap)
// {
//
// FT_Done_Glyph(*glyph_bitmap);
// *glyph_bitmap = NULL;
// }
cont:
*Dx = FTInfo.x;
Dx++;
}
gdiexit:
delete[] ggi;
// delete[] gdi32w;
if (!bGlyphIndex && bWindowsLink)
{
for (int i=0;i<LinkNum;i++)
delete lpfontlink[i];
delete lpfontlink;
}
return nRet;
}
BOOL GetLogFontFromDC(HDC hdc, LOGFONT& lf)
{
LOGFONTW lfForce = { 0 };
HFONT hf = GetCurrentFont(hdc);
if (!ORIG_GetObjectW(hf, sizeof(LOGFONTW), &lf))
return FALSE;
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
//if (pSettings->CopyForceFont(lfForce, lf))
// lf = lfForce;
if(pSettings->LoadOnDemand()) {
//AddFontToFT(lf.lfFaceName, lf.lfWeight, !!lf.lfItalic);
}
return TRUE;
}
BOOL CALLBACK TextOutCallback(FreeTypeGlyphInfo& FTGInfo)
{
FreeTypeDrawInfo* FTInfo = FTGInfo.FTInfo;
FT_BitmapGlyph& glyph_bitmap = FTGInfo.FTGlyph;
const bool bVertical = FTInfo->LogFont().lfFaceName[0] == _T('@');
int nOldAlpha = FTInfo->params->alpha;
if (!FTGInfo.FTGlyph->bitmap.buffer) {
//if (FTInfo->params->alpha == 1) {
// if (!(FTInfo->GetETO() & ETO_GLYPH_INDEX) && wch==32) //空格
// ORIG_ExtTextOutW(FTInfo->hdc, FTInfo->x, FTInfo->yTop, FTInfo->GetETO() & ETO_IGNORELANGUAGE, NULL, &wch, 1, NULL);
// else
ORIG_ExtTextOutW(FTInfo->hdc, FTInfo->x, FTInfo->yTop, FTInfo->GetETO(), NULL, &FTGInfo.wch, 1, NULL);
//}
} else {
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
if (bVertical && IsVerticalChar(FTGInfo.wch) &&
pSettings->FontLoader() == SETTING_FONTLOADER_FREETYPE) {
if (FTInfo->params->alpha>1)
{
FreeTypeDrawBitmapV(FTGInfo, *FTGInfo.shadow, FTInfo->x + FTInfo->sx,
FTInfo->params->otm->otmTextMetrics.tmHeight - (glyph_bitmap->left+glyph_bitmap->bitmap.width) -1 + FTInfo->sy);//画阴影
FTInfo->params->alpha = 1;
}
FreeTypeDrawBitmapV(FTGInfo,*FTGInfo.solid, FTInfo->x,
FTInfo->params->otm->otmTextMetrics.tmHeight - (glyph_bitmap->left+glyph_bitmap->bitmap.width) -1); //画文字
}else{
if (FTInfo->params->alpha>1)
{
FreeTypeDrawBitmap(FTGInfo,*FTGInfo.shadow,
FTInfo->x + glyph_bitmap->left + FTInfo->sx,
FTInfo->yBase - glyph_bitmap->top + FTInfo->sy); //画阴影
FTInfo->params->alpha = 1;
}
FreeTypeDrawBitmap(FTGInfo,*FTGInfo.solid,
FTInfo->x + glyph_bitmap->left,
FTInfo->yBase - glyph_bitmap->top); //画文字
}
}
FTInfo->params->alpha = nOldAlpha;
return TRUE;
}
int IsColorDark(DWORD Color, double Gamma)
{
//return (GetRValue(Color)*0.299 + GetGValue(Color)*0.587 + GetBValue(Color)*0.114); //原始算法
//===============================================================
//采用Photoshop sRGB的RGB->Lab算法进行换算，L为色彩视觉亮度
//感谢 西安理工大学 贾婉丽 的分析
//===============================================================
static double s_multipler = 116/pow(100,(double)1.0/3.0); //预计算常数,强制使用double版本
double* RGBTable = s_AlphaBlendTable.GetRGBTable(); //获得显示器转换表
double ret = pow(23.9746*RGBTable[GetRValue(Color)] + 73.0653*RGBTable[GetGValue(Color)] + 6.13799*RGBTable[GetBValue(Color)] , 1.0/3.0)*s_multipler-16;
return max(int(ret + 0.499),0);
/*double r = GetRValue(Color)/255.0;
double g = GetGValue(Color)/255.0;
double b = GetBValue(Color)/255.0;
double v;
double m;
double vm;
double r2, g2, b2;
double h = 0; // default to black
double s = 0;
double l = 0;
v = Max(r,g);
v = Max(v,b);
m = Min(r,g);
m = Min(m,b);
l = (m + v) / 2.0;
if (l <= 0.0)
{
return 0;
}
vm = v - m;
s = vm;
if (s > 0.0)
{
s /= (l <= 0.5) ? (v + m ) : (2.0 - v - m) ;
}
else
{
return l;
}
r2 = (v - r) / vm;
g2 = (v - g) / vm;
b2 = (v - b) / vm;
if (r == v)
{
h = (g == m ? 5.0 + b2 : 1.0 - g2);
}
else if (g == v)
{
h = (b == m ? 1.0 + r2 : 3.0 - b2);
}
else
{
h = (r == m ? 3.0 + g2 : 5.0 - r2);
}
h /= 6.0;
return l;*/
}
/*
BOOL GetColorDiff(DWORD Color)
{
/ *const CGdippSettings* pSettings = CGdippSettings::GetInstance();
DWORD ShadowColorD = pSettings->ShadowDarkColor();
DWORD ShadowColorL = pSettings->ShadowLightColor();
DWORD ColorDiffD = RGBA(abs(GetRValue(Color)-GetRValue(ShadowColorD)),abs(GetGValue(Color)-GetGValue(ShadowColorD)),abs(GetBValue(Color)-GetBValue(ShadowColorD)),0);
DWORD ColorDiffL = RGBA(abs(GetRValue(Color)-GetRValue(ShadowColorL)),abs(GetGValue(Color)-GetGValue(ShadowColorL)),abs(GetBValue(Color)-GetBValue(ShadowColorL)),0);
double cd = IsColorDark(ColorDiffD), cl = IsColorDark(ColorDiffL);
return cd==cl ? IsColorDark(Color)<0.7 : cd>cl;* /
}*/
BOOL FreeTypeTextOut(
const HDC hdc, // デバイスコンテキストのハンドル
CBitmapCache& cache,
LPCWSTR lpString, // 文字列
int cbString, // 文字数
FreeTypeDrawInfo& FTInfo,
FT_Glyph * Glyphs,
FT_DRAW_STATE* drState
)
{
if(cbString <= 0 || lpString == NULL)
return FALSE;
CAlphaBlendColor * solid = NULL;
CAlphaBlendColor * shadow = NULL;
//CCriticalSectionLock __lock;
FT_Face freetype_face = FTInfo.freetype_face;
const LOGFONT& lf = FTInfo.LogFont();
FTInfo.x = -FTInfo.xBase;
FTInfo.yTop = 0;
const TEXTMETRIC& tm = FTInfo.params->otm->otmTextMetrics;
FTInfo.yBase = tm.tmAscent;
//===============计算颜色缓存======================
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
int lightdiff, darkdiff, bDarkColor=0, ShadowColor=0;
if (FTInfo.params->alpha!=1)
{
float Gamma = pSettings->GammaValue();
bDarkColor = IsColorDark(FTInfo.params->color, Gamma);
int diff = max(darkdiff=abs(IsColorDark(pSettings->ShadowDarkColor(), Gamma)-bDarkColor), lightdiff=abs(IsColorDark(pSettings->ShadowLightColor(), Gamma)-bDarkColor));
ShadowColor = lightdiff<=darkdiff ? pSettings->ShadowDarkColor() : pSettings->ShadowLightColor();
bDarkColor = lightdiff<=darkdiff;
if (/*diff<10 || abs(lightdiff-darkdiff)<20 &&*/ pSettings->ShadowDarkColor()==pSettings->ShadowLightColor())
{
//无视底色问题，强制开启阴影
FTInfo.params->alphatuner = 1;
}
else
{
diff = abs(lightdiff-darkdiff);
if (diff<10)
FTInfo.params->alpha = 1;
else
FTInfo.params->alphatuner = max(1, 100/diff); //根据色差调整阴影浓度
}
}
char mode = (*Glyphs)? FT_BitmapGlyph((*Glyphs))->bitmap.pixel_mode:FT_PIXEL_MODE_LCD;
switch(mode){
case FT_PIXEL_MODE_MONO:
return false;
//break;
case FT_PIXEL_MODE_LCD:
solid = new CAlphaBlendColor( FTInfo.params->color, 1, true, true,true);
shadow = new CAlphaBlendColor( /*FTInfo.params->color*/ShadowColor, FTInfo.params->alpha, true, bDarkColor, true);
break;
case FT_PIXEL_MODE_LCD_V:
solid = new CAlphaBlendColor( FTInfo.params->color, 1, true, true,false);
shadow = new CAlphaBlendColor( /*FTInfo.params->color*/ShadowColor, FTInfo.params->alpha, true, bDarkColor, false);
break;
case FT_PIXEL_MODE_GRAY:
solid = new CAlphaBlendColor( FTInfo.params->color, 1, false,true, true);
shadow = new CAlphaBlendColor( /*FTInfo.params->color*/ShadowColor, FTInfo.params->alpha, false, bDarkColor, true);
break;
default:
solid = new CAlphaBlendColor( FTInfo.params->color, 1, pSettings->LcdFilter(),true);
shadow = new CAlphaBlendColor( /*FTInfo.params->color*/ShadowColor, FTInfo.params->alpha, pSettings->LcdFilter(), bDarkColor);
break;
}
//===============计算完成==========================
FreeTypeGlyphInfo FTGInfo = {&FTInfo, 0, 0, 0, solid, shadow};
for (int i=0; i<cbString; ++i, ++lpString)
{
WCHAR wch = *lpString;
if (Glyphs[i])
{
FTGInfo.wch = wch;
FTGInfo.FTGlyph = (FT_BitmapGlyph)(Glyphs[i]);
FTGInfo.AAMode = FTInfo.AAModes[i];
TextOutCallback(FTGInfo);
}
else
{
int j = i;
FT_DRAW_STATE st= drState[i];
while (++j<cbString && !Glyphs[j] && drState[j]==st){};
if (st==FT_DRAW_EMBEDDED_BITMAP)
ORIG_ExtTextOutW(hdc, FTInfo.x, FTInfo.yTop, FTInfo.GetETO() & ETO_IGNORELANGUAGE, NULL, lpString, j-i, FTInfo.lpDx ? FTInfo.lpDx + i:NULL);
else
ORIG_ExtTextOutW(hdc, FTInfo.x, FTInfo.yTop, FTInfo.GetETO(), NULL, lpString, j-i, FTInfo.lpDx ? FTInfo.lpDx + i:NULL);
lpString += --j - i;
i = j;
}
FTInfo.x=FTInfo.Dx[i];
}
if (shadow)
delete shadow;
if (solid)
delete solid;
int x = FTInfo.x;
int y = FTInfo.yBase;
// 下線を(あれば)引く
if(lf.lfUnderline || lf.lfStrikeOut) {
OUTLINETEXTMETRIC &otm = *FTInfo.params->otm;
if(lf.lfUnderline){
int yPos = 0; //下線の位置
int height = 0;
int thickness = 0; // 適当な太さ
switch (pSettings->FontLoader()) {
case SETTING_FONTLOADER_FREETYPE:
yPos = y - otm.otmsUnderscorePosition;
height = otm.otmTextMetrics.tmHeight; //FT_PosToInt(freetype_face->size->metrics.height);
thickness =
MulDiv(freetype_face->underline_thickness,
FTInfo.font_type.height/*freetype_face->size->metrics.y_ppem*/,
freetype_face->units_per_EM);
break;
case SETTING_FONTLOADER_WIN32:
yPos = y - otm.otmsUnderscorePosition;
height = otm.otmTextMetrics.tmHeight;
thickness = otm.otmsUnderscoreSize;
break;
}
if (yPos >= height) {
yPos = height - 1;
}
cache.DrawHorizontalLine(0, yPos, x, FTInfo.Color(), thickness);
}
if(lf.lfStrikeOut){
int yPos = y - otm.otmsStrikeoutPosition;
int thickness = 0;
switch (pSettings->FontLoader()) {
case SETTING_FONTLOADER_FREETYPE:
thickness =
MulDiv(freetype_face->underline_thickness,
FTInfo.font_type.height,// freetype_face->size->metrics.y_ppem,
freetype_face->units_per_EM);
break;
case SETTING_FONTLOADER_WIN32:
thickness = otm.otmsStrikeoutSize;
break;
}
cache.DrawHorizontalLine(0, yPos, x, FTInfo.Color(), thickness);
}
}
return TRUE;
}
BOOL FreeTypeGetGlyph( //获得所有图形和需要的宽度
FreeTypeDrawInfo& FTInfo,
LPCWSTR lpString,
int cbString,
int& width,
FT_Glyph* Glyphs,
FT_DRAW_STATE* drState
)
{
COwnedCriticalSectionLock __lock(1);
{
//CCriticalSectionLock __lock;
if (!FreeTypePrepare(FTInfo))
return false;
}
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
BOOL nRet = false;
switch (pSettings->FontLoader()) {
case SETTING_FONTLOADER_FREETYPE:
nRet = ForEachGetGlyphFT(FTInfo,lpString,cbString,Glyphs,drState);
break;
case SETTING_FONTLOADER_WIN32:
nRet = ForEachGetGlyphGGO(FTInfo,lpString,cbString,Glyphs,drState);
break;
}
width = FTInfo.px; //获得了宽度
return nRet;
}
void VertFinalizer(void *object){
FT_Face face = (FT_Face)object;
ft2vert_final(face, (struct ft2vert_st *)face->generic.data);
}
//
// グリフをIVSで指定された字形をサポートするかどうか調べ、
// サポートしている場合はグリフを置換する。
// サポートしていなければ何もしない。
//
/*
void FreeTypeSubstGlyph(const HDC hdc,
const WORD vsindex,
const int baseChar,
int cChars,
SCRIPT_ANALYSIS* psa,
WORD* pwOutGlyphs,
WORD* pwLogClust,
SCRIPT_VISATTR* psva,
int* pcGlyphs
)
{
CThreadLocalInfo* pTLInfo = g_TLInfo.GetPtr();
CBitmapCache& cache = pTLInfo->BitmapCache();
CCriticalSectionLock __lock;
LOGFONT lf;
if (!GetLogFontFromDC(hdc, lf))
return;
FREETYPE_PARAMS params(0, hdc);
FreeTypeDrawInfo FTInfo(params, hdc, &lf, &cache);
if(!FreeTypePrepare(FTInfo))
return;
FT_UInt glyph_index = ft2_subst_uvs(FTInfo.freetype_face, pwOutGlyphs[*pcGlyphs - 1], vsindex, baseChar);
TRACE(_T("FreeTypeSubstGlyph: %04X->%04X\n"), pwOutGlyphs[*pcGlyphs - 1], glyph_index);
if (glyph_index) {
pwOutGlyphs[*pcGlyphs - 1] = glyph_index; // 置換を実行
// ASCII空白のグリフを取得
glyph_index = FTC_CMapCache_Lookup(
cmap_cache,
FTInfo.font_type.face_id,
FTInfo.cmap_index,
' ');
// ゼロ幅グリフにする
pwOutGlyphs[*pcGlyphs] = glyph_index;
psva[*pcGlyphs].uJustification = SCRIPT_JUSTIFY_NONE;
psva[*pcGlyphs].fClusterStart = 0;
psva[*pcGlyphs].fDiacritic = 0;
psva[*pcGlyphs].fZeroWidth = 1;
psva[*pcGlyphs].fReserved = 0;
psva[*pcGlyphs].fShapeReserved = 0;
} else {
// フォントは指定された字形を持たない。IVSのグリフを取得
glyph_index = FTC_CMapCache_Lookup(
cmap_cache,
FTInfo.font_type.face_id,
FTInfo.cmap_index,
vsindex + 0xE0100);
// IVSをサポートしていないフォントはIVSのグリフを持っている可能性もほとんどない。
// missing glyphを返すとフォールバックされてしまうため確実に持っていそうなグリフを拾う
if (!glyph_index)
glyph_index = FTC_CMapCache_Lookup(
cmap_cache,
FTInfo.font_type.face_id,
FTInfo.cmap_index,
0x30FB);
pwOutGlyphs[*pcGlyphs] = glyph_index;
psva[*pcGlyphs] = psva[*pcGlyphs - 1];
psva[*pcGlyphs].fClusterStart = 0;
}
pwLogClust[cChars - 2] = *pcGlyphs;
pwLogClust[cChars - 1] = *pcGlyphs;
++*pcGlyphs;
}*/
FT_Error face_requester(
FTC_FaceID face_id,
FT_Library /*library*/,
FT_Pointer /*request_data*/,
FT_Face* aface)
{
FT_Error ret;
FT_Face face;
FreeTypeFontInfo* pfi = g_pFTEngine->FindFont((int)face_id);
Assert(pfi);
if (!pfi) {
return FT_Err_Invalid_Argument;
}
LPCTSTR fontname = pfi->GetName();
// 名称を指定してフォントを取得
FreeTypeSysFontData* pData = FreeTypeSysFontData::CreateInstance(fontname, pfi->GetFontWeight(), pfi->IsItalic());
if(pData == NULL){
return FT_Err_Cannot_Open_Resource;
}
face = pData->GetFace();
Assert(face != NULL);
// Charmapを設定しておく
ret = FT_Select_Charmap(face, FT_ENCODING_UNICODE);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_MS_SYMBOL);
/*
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_SJIS);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_GB2312);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_BIG5);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_WANSUNG);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_JOHAB);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_ADOBE_STANDARD);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_ADOBE_EXPERT);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_ADOBE_CUSTOM);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_ADOBE_LATIN_1);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_OLD_LATIN_2);
if(ret != FT_Err_Ok)
ret = FT_Select_Charmap(face, FT_ENCODING_APPLE_ROMAN); */
if(ret != FT_Err_Ok)
{
FT_Done_Face(face);
return ret;
}
struct ft2vert_st *vert = ft2vert_init(face);
face->generic.data = vert;
face->generic.finalizer = VertFinalizer;
*aface = face;
return 0;
}
/*
DWORD FreeTypeGetVersion()
{
int major = 0, minor = 0, patch = 0;
FT_Library_Version(freetype_library, &major, &minor, &patch);
//面倒なのでRGBマクロ使用
return RGB(major, minor, patch);
}*/
//新太字アルゴリズム
FT_Error New_FT_Outline_Embolden( FT_Outline* outline, FT_Pos str_h, FT_Pos str_v, FT_Int font_size )
{
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
int orientation = 0;
switch (pSettings->BolderMode()) {
case 1:
return FT_Outline_EmboldenXY( outline, str_h, 0);
case 2:
return FT_Outline_Embolden( outline, str_h );
default:
{
if ( !outline ) return FT_Err_Invalid_Argument;
//orientation = FT_Outline_Get_Orientation( outline );
//if ( orientation == FT_ORIENTATION_NONE )
// if ( outline->n_contours ) return FT_Err_Invalid_Argument;
/*
if (font_size>FT_BOLD_LOW || str_h<16)
Vert_FT_Outline_Embolden( outline, str_v );
Old_FT_Outline_Embolden( outline, str_h );*/
if (font_size<FT_BOLD_LOW && str_h>32)
{
FT_Outline_EmboldenXY(outline, str_h, Min(long(32), str_v));
}
else
FT_Outline_Embolden(outline, str_h);
return FT_Err_Ok;
}
}
}
//横方向だけ太らせるFT_Outline_Embolden
FT_Error Old_FT_Outline_Embolden( FT_Outline* outline, FT_Pos strength )
{
FT_Vector* points;
FT_Vector v_prev, v_first, v_next, v_cur;
FT_Angle rotate, angle_in, angle_out;
FT_Int c, n, first;
FT_Int orientation;
if ( !outline )
return FT_Err_Invalid_Argument;
strength /= 2;
if ( strength == 0 )
return FT_Err_Ok;
orientation = FT_Outline_Get_Orientation( outline );
if ( orientation == FT_ORIENTATION_NONE )
{
if ( outline->n_contours )
return FT_Err_Invalid_Argument;
else
return FT_Err_Ok;
}
if ( orientation == FT_ORIENTATION_TRUETYPE )
rotate = -FT_ANGLE_PI2;
else
rotate = FT_ANGLE_PI2;
points = outline->points;
first = 0;
for ( c = 0; c < outline->n_contours; c++ )
{
int last = outline->contours[c];
v_first = points[first];
v_prev = points[last];
v_cur = v_first;
for ( n = first; n <= last; n++ )
{
FT_Vector in, out;
FT_Angle angle_diff;
FT_Pos d;
FT_Fixed scale;
if ( n < last )
v_next = points[n + 1];
else
v_next = v_first;
/* compute the in and out vectors */
in.x = v_cur.x - v_prev.x;
in.y = v_cur.y - v_prev.y;
out.x = v_next.x - v_cur.x;
out.y = v_next.y - v_cur.y;
angle_in = FT_Atan2( in.x, in.y );
angle_out = FT_Atan2( out.x, out.y );
angle_diff = FT_Angle_Diff( angle_in, angle_out );
scale = FT_Cos( angle_diff / 2 );
if ( scale < 0x4000L && scale > -0x4000L )
in.x = in.y = 0;
else
{
d = FT_DivFix( strength, scale );
FT_Vector_From_Polar( &in, d, angle_in + angle_diff / 2 - rotate );
}
outline->points[n].x = v_cur.x + strength + in.x;
//↓これをコメントアウトしただけ
//outline->points[n].y = v_cur.y + strength + in.y;
v_prev = v_cur;
v_cur = v_next;
}
first = last + 1;
}
return FT_Err_Ok;
}
//こっちは縦方向
FT_Error Vert_FT_Outline_Embolden( FT_Outline* outline, FT_Pos strength )
{
FT_Vector* points;
FT_Vector v_prev, v_first, v_next, v_cur;
FT_Angle rotate, angle_in, angle_out;
FT_Int c, n, first;
FT_Int orientation;
if ( !outline )
return FT_Err_Invalid_Argument;
strength /= 2;
if ( strength == 0 )
return FT_Err_Ok;
orientation = FT_Outline_Get_Orientation( outline );
if ( orientation == FT_ORIENTATION_NONE )
{
if ( outline->n_contours )
return FT_Err_Invalid_Argument;
else
return FT_Err_Ok;
}
if ( orientation == FT_ORIENTATION_TRUETYPE )
rotate = -FT_ANGLE_PI2;
else
rotate = FT_ANGLE_PI2;
points = outline->points;
first = 0;
for ( c = 0; c < outline->n_contours; c++ )
{
int last = outline->contours[c];
v_first = points[first];
v_prev = points[last];
v_cur = v_first;
for ( n = first; n <= last; n++ )
{
FT_Vector in, out;
FT_Angle angle_diff;
FT_Pos d;
FT_Fixed scale;
if ( n < last )
v_next = points[n + 1];
else
v_next = v_first;
/* compute the in and out vectors */
in.x = v_cur.x - v_prev.x;
in.y = v_cur.y - v_prev.y;
out.x = v_next.x - v_cur.x;
out.y = v_next.y - v_cur.y;
angle_in = FT_Atan2( in.x, in.y );
angle_out = FT_Atan2( out.x, out.y );
angle_diff = FT_Angle_Diff( angle_in, angle_out );
scale = FT_Cos( angle_diff / 2 );
if ( scale < 0x4000L && scale > -0x4000L )
in.x = in.y = 0;
else
{
d = FT_DivFix( strength, scale );
FT_Vector_From_Polar( &in, d, angle_in + angle_diff / 2 - rotate );
}
//outline->points[n].x = v_cur.x + strength + in.x;
//↑これをコメントアウトしただけ
outline->points[n].y = v_cur.y + strength + in.y;
v_prev = v_cur;
v_cur = v_next;
}
first = last + 1;
}
return FT_Err_Ok;
}
//ダミー
FT_EXPORT( FT_Error )
FT_Library_SetLcdFilter_Dummy( FT_Library /*library*/,
FT_LcdFilter /*filter*/ )
{
return 0;
}
BOOL FontLInit(void){
CCriticalSectionLock __lock;
if(FT_Init_FreeType(&freetype_library)){
return FALSE;
}
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
if(FTC_Manager_New(freetype_library,
pSettings->CacheMaxFaces(),
pSettings->CacheMaxSizes(),
pSettings->CacheMaxBytes(),
face_requester, NULL,
&cache_man))
{
FontLFree();
return FALSE;
}
if(FTC_CMapCache_New(cache_man, &cmap_cache)){
FontLFree();
return FALSE;
}
if(FTC_ImageCache_New(cache_man, &image_cache)){
FontLFree();
return FALSE;
}
const int nLcdFilter = pSettings->LcdFilter();
if ((int)FT_LCD_FILTER_NONE < nLcdFilter && nLcdFilter < (int)FT_LCD_FILTER_MAX) {
FT_Library_SetLcdFilter(freetype_library, (FT_LcdFilter)nLcdFilter);
if (pSettings->UseCustomLcdFilter())
{
unsigned char buff[5];
memcpy(buff, pSettings->LcdFilterWeights(), sizeof(buff));
FT_Library_SetLcdFilterWeights(freetype_library, buff);
}
else
switch (nLcdFilter)
{
case FT_LCD_FILTER_NONE:
case FT_LCD_FILTER_DEFAULT:
case FT_LCD_FILTER_LEGACY:
{
FT_Library_SetLcdFilterWeights(freetype_library,
(unsigned char*)"\x00\x55\x56\x55\x00" );
break;
}
case FT_LCD_FILTER_LIGHT:
default:
FT_Library_SetLcdFilterWeights(freetype_library,
(unsigned char*)"\x10\x40\x70\x40\x10" );
}
}
s_AlphaBlendTable.init();
s_AlphaBlendTable.initRGB();
return TRUE;
}
void FontLFree(void){
CCriticalSectionLock __lock;
if(cache_man != NULL)
FTC_Manager_Done(cache_man);
if(freetype_library != NULL)
FT_Done_FreeType(freetype_library);
cache_man = NULL;
freetype_library = NULL;
}
//Snowie
void RefreshAlphaTable()
{
s_AlphaBlendTable.init();
}
void UpdateLcdFilter()
{
const CGdippSettings* pSettings = CGdippSettings::GetInstance();
const int nLcdFilter = pSettings->LcdFilter();
if ((int)FT_LCD_FILTER_NONE < nLcdFilter && nLcdFilter < (int)FT_LCD_FILTER_MAX) {
FT_Library_SetLcdFilter(freetype_library, (FT_LcdFilter)nLcdFilter);
if (pSettings->UseCustomLcdFilter())
{
unsigned char buff[5];
memcpy(buff, pSettings->LcdFilterWeights(), sizeof(buff));
FT_Library_SetLcdFilterWeights(freetype_library, buff);
}
/*
else
switch (nLcdFilter)
{
case FT_LCD_FILTER_NONE:
case FT_LCD_FILTER_DEFAULT:
case FT_LCD_FILTER_LEGACY:
{
FT_Library_SetLcdFilterWeights(freetype_library,
(unsigned char*)"\x10\x40\x70\x40\x10" );
break;
}
case FT_LCD_FILTER_LIGHT:
default:
FT_Library_SetLcdFilterWeights(freetype_library,
(unsigned char*)"\x00\x55\x56\x55\x00" );
}*/
}
}
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