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RTS.cpp
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RTS.cpp
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/*
* Copyright (C) 2003-2006 Gabest
* http://www.gabest.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "stdafx.h"
#include <math.h>
#include <time.h>
#include "RTS.h"
#include "draw_item.h"
#include "cache_manager.h"
#include "subpixel_position_controler.h"
#include "xy_overlay_paint_machine.h"
#include "xy_clipper_paint_machine.h"
#include "..\dsutil\DSUtil.h"
#if ENABLE_XY_LOG_TEXT_PARSER
# define TRACE_PARSER(msg) XY_LOG_TRACE(msg)
#else
# define TRACE_PARSER(msg)
#endif
#if ENABLE_XY_LOG_RENDERER_REQUEST2
# define TRACE_RENDERER_REQUEST(msg) XY_LOG_TRACE(msg)
# define TRACE_RENDERER_REQUEST_TIMING(msg) XY_AUTO_TIMING(msg)
#else
# define TRACE_RENDERER_REQUEST(msg)
# define TRACE_RENDERER_REQUEST_TIMING(msg)
#endif
const int MAX_SUB_PIXEL = 8;
const double MAX_SUB_PIXEL_F = 8.0;
// WARNING: this isn't very thread safe, use only one RTS a time.
static HDC g_hDC;
static int g_hDC_refcnt = 0;
static long revcolor(long c)
{
return ((c&0xff0000)>>16) + (c&0xff00) + ((c&0xff)<<16);
}
// Skip all leading whitespace
inline CStringW::PCXSTR SkipWhiteSpaceLeft(const CStringW& str)
{
CStringW::PCXSTR psz = str.GetString();
while( iswspace( *psz ) )
{
psz++;
}
return psz;
}
// Skip all trailing whitespace
inline CStringW::PCXSTR SkipWhiteSpaceRight(const CStringW& str)
{
CStringW::PCXSTR psz = str.GetString();
CStringW::PCXSTR pszLast = psz + str.GetLength() - 1;
bool first_white = false;
while( iswspace( *pszLast ) )
{
pszLast--;
if(pszLast<psz)
break;
}
return pszLast;
}
// Skip all leading whitespace
inline CStringW::PCXSTR SkipWhiteSpaceLeft(CStringW::PCXSTR start, CStringW::PCXSTR end)
{
while( start!=end && iswspace( *start ) )
{
start++;
}
return start;
}
// Skip all trailing whitespace, first char must NOT be white space
inline CStringW::PCXSTR FastSkipWhiteSpaceRight(CStringW::PCXSTR start, CStringW::PCXSTR end)
{
while( iswspace( *--end ) );
return end+1;
}
inline CStringW::PCXSTR FindChar(CStringW::PCXSTR start, CStringW::PCXSTR end, WCHAR c)
{
while( start!=end && *start!=c )
{
start++;
}
return start;
}
//////////////////////////////////////////////////////////////////////////////////////////////
// CMyFont
CMyFont::CMyFont(const STSStyleBase& style)
{
LOGFONT lf;
ZeroMemory(&lf, sizeof(lf));
lf <<= style;
lf.lfHeight = (LONG)(style.fontSize+0.5);
lf.lfOutPrecision = OUT_TT_PRECIS;
lf.lfClipPrecision = CLIP_DEFAULT_PRECIS;
lf.lfQuality = ANTIALIASED_QUALITY;
lf.lfPitchAndFamily = DEFAULT_PITCH|FF_DONTCARE;
if(!CreateFontIndirect(&lf))
{
_tcscpy(lf.lfFaceName, _T("Arial"));
VERIFY(CreateFontIndirect(&lf));
}
HFONT hOldFont = SelectFont(g_hDC, *this);
TEXTMETRIC tm;
GetTextMetrics(g_hDC, &tm);
m_ascent = ((tm.tmAscent + 4) >> 3);
m_descent = ((tm.tmDescent + 4) >> 3);
SelectFont(g_hDC, hOldFont);
}
// CWord
CWord::CWord( const FwSTSStyle& style, const CStringW& str, int ktype, int kstart, int kend
, double target_scale_x/*=1.0*/, double target_scale_y/*=1.0*/
, bool round_to_whole_pixel_after_scale_to_target/*=false*/)
: m_style(style), m_str(DEBUG_NEW CStringW(str))
, m_width(0), m_ascent(0), m_descent(0)
, m_ktype(ktype), m_kstart(kstart), m_kend(kend)
, m_fLineBreak(false), m_fWhiteSpaceChar(false)
, m_target_scale_x(target_scale_x), m_target_scale_y(target_scale_y)
, m_round_to_whole_pixel_after_scale_to_target(round_to_whole_pixel_after_scale_to_target)
//, m_pOpaqueBox(NULL)
{
if(m_str.Get().IsEmpty())
{
m_fWhiteSpaceChar = m_fLineBreak = true;
}
m_width = 0;
}
CWord::CWord( const CWord& src):m_str(src.m_str)
{
m_fWhiteSpaceChar = src.m_fWhiteSpaceChar;
m_fLineBreak = src.m_fLineBreak;
m_style = src.m_style;
m_pOpaqueBox = src.m_pOpaqueBox;//allow since it is shared_ptr
m_ktype = src.m_ktype;
m_kstart = src.m_kstart;
m_kend = src.m_kend;
m_width = src.m_width;
m_ascent = src.m_ascent;
m_descent = src.m_descent;
m_target_scale_x = src.m_target_scale_x;
m_target_scale_y = src.m_target_scale_y;
m_round_to_whole_pixel_after_scale_to_target = src.m_round_to_whole_pixel_after_scale_to_target;
}
CWord::~CWord()
{
//if(m_pOpaqueBox) delete m_pOpaqueBox;
}
bool CWord::Append(const SharedPtrCWord& w)
{
if (m_style != w->m_style ||
m_fLineBreak || w->m_fLineBreak ||
w->m_kstart != w->m_kend || m_ktype != w->m_ktype)
return(false);
m_fWhiteSpaceChar = m_fWhiteSpaceChar && w->m_fWhiteSpaceChar;
CStringW *str = DEBUG_NEW CStringW();//Fix me: anyway to avoid this flyweight update?
ASSERT(str);
*str = m_str.Get();
*str += w->m_str.Get();
m_str = XyFwStringW(str);
m_width += w->m_width;
return(true);
}
void CWord::PaintFromOverlay(const CPointCoor2& p, const CPointCoor2& trans_org2, OverlayKey &subpixel_variance_key, SharedPtrOverlay& overlay)
{
if( SubpixelPositionControler::GetGlobalControler().UseBilinearShift() )
{
CPoint psub = SubpixelPositionControler::GetGlobalControler().GetSubpixel(p);
if( (psub.x!=(p.x&SubpixelPositionControler::EIGHT_X_EIGHT_MASK) ||
psub.y!=(p.y&SubpixelPositionControler::EIGHT_X_EIGHT_MASK)) )
{
overlay.reset(overlay->GetSubpixelVariance((p.x&SubpixelPositionControler::EIGHT_X_EIGHT_MASK) - psub.x,
(p.y&SubpixelPositionControler::EIGHT_X_EIGHT_MASK) - psub.y));
OverlayMruCache* overlay_cache = CacheManager::GetSubpixelVarianceCache();
overlay_cache->UpdateCache(subpixel_variance_key, overlay);
}
}
}
void CWord::PaintFromNoneBluredOverlay(SharedPtrOverlay raterize_result, const OverlayKey& overlay_key, SharedPtrOverlay* overlay)
{
if( Rasterizer::IsItReallyBlur(m_style.get().fBlur, m_style.get().fGaussianBlur) )
{
overlay->reset(DEBUG_NEW Overlay());
if (!Rasterizer::Blur(
*raterize_result,
m_style.get().fBlur,
m_style.get().fGaussianBlur,
m_target_scale_x,
m_target_scale_y,
*overlay))
{
*overlay = raterize_result;
}
}
else
{
*overlay = raterize_result;
}
OverlayMruCache* overlay_cache = CacheManager::GetOverlayMruCache();
overlay_cache->UpdateCache(overlay_key, *overlay);
}
bool CWord::PaintFromScanLineData2(const CPointCoor2& psub, const ScanLineData2& scan_line_data2, const OverlayKey& key, SharedPtrOverlay* overlay)
{
SharedPtrOverlay raterize_result(DEBUG_NEW Overlay());
if(!Rasterizer::Rasterize(scan_line_data2, psub.x, psub.y, raterize_result))
{
return false;
}
OverlayNoBlurMruCache* overlay_no_blur_cache = CacheManager::GetOverlayNoBlurMruCache();
overlay_no_blur_cache->UpdateCache(key, raterize_result);
PaintFromNoneBluredOverlay(raterize_result, key, overlay);
return true;
}
bool CWord::PaintFromPathData(const CPointCoor2& psub, const CPointCoor2& trans_org, const PathData& path_data, const OverlayKey& key, SharedPtrOverlay* overlay )
{
bool result = false;
PathData *path_data2 = DEBUG_NEW PathData(path_data);//fix me: this copy operation can be saved if no transform is needed
SharedPtrConstPathData shared_ptr_path_data2(path_data2);
bool need_transform = NeedTransform();
if(need_transform)
Transform(path_data2, CPoint(trans_org.x*MAX_SUB_PIXEL, trans_org.y*MAX_SUB_PIXEL));
CPoint left_top;
CSize size;
path_data2->AlignLeftTop(&left_top, &size);
int border_x = static_cast<int>(m_style.get().outlineWidthX*m_target_scale_x+0.5);//fix me: rounding err
int border_y = static_cast<int>(m_style.get().outlineWidthY*m_target_scale_y+0.5);//fix me: rounding err
int wide_border = border_x>border_y ? border_x:border_y;
if (m_style.get().borderStyle==1)
{
border_x = border_y = 0;
}
OverlayNoOffsetMruCache* overlay_key_cache = CacheManager::GetOverlayNoOffsetMruCache();
OverlayNoOffsetKey overlay_no_offset_key(shared_ptr_path_data2, psub.x, psub.y, border_x, border_y);
overlay_no_offset_key.UpdateHashValue();
POSITION pos_key = overlay_key_cache->Lookup(overlay_no_offset_key);
POSITION pos = NULL;
OverlayNoBlurMruCache* overlay_cache = CacheManager::GetOverlayNoBlurMruCache();
if (pos_key!=NULL)
{
OverlayNoBlurKey overlay_key = overlay_key_cache->GetAt(pos_key);
pos = overlay_cache->Lookup(overlay_key);
}
if (pos)
{
SharedPtrOverlay raterize_result( DEBUG_NEW Overlay() );
*raterize_result = *overlay_cache->GetAt(pos);
raterize_result->mOffsetX = left_top.x - psub.x - ((wide_border+7)&~7);
raterize_result->mOffsetY = left_top.y - psub.y - ((wide_border+7)&~7);
PaintFromNoneBluredOverlay(raterize_result, key, overlay);
result = true;
overlay_cache->UpdateCache(key, raterize_result);
}
else
{
ScanLineDataMruCache* scan_line_data_cache = CacheManager::GetScanLineDataMruCache();
pos = scan_line_data_cache->Lookup(overlay_no_offset_key);
SharedPtrConstScanLineData scan_line_data;
if( pos != NULL )
{
scan_line_data = scan_line_data_cache->GetAt(pos);
scan_line_data_cache->UpdateCache(pos);
}
else
{
ScanLineData *tmp = DEBUG_NEW ScanLineData();
scan_line_data.reset(tmp);
if(!tmp->ScanConvert(*path_data2, size))
{
return false;
}
scan_line_data_cache->UpdateCache(overlay_no_offset_key, scan_line_data);
}
ScanLineData2 *tmp = DEBUG_NEW ScanLineData2(left_top, scan_line_data);
SharedPtrScanLineData2 scan_line_data2( tmp );
if(m_style.get().borderStyle == 0 && (m_style.get().outlineWidthX+m_style.get().outlineWidthY > 0))
{
if(!tmp->CreateWidenedRegion(border_x, border_y))
{
return false;
}
}
ScanLineData2MruCache* scan_line_data2_cache = CacheManager::GetScanLineData2MruCache();
scan_line_data2_cache->UpdateCache(key, scan_line_data2);
result = PaintFromScanLineData2(psub, *tmp, key, overlay);
}
if (result)
{
if (pos_key!=NULL)
{
overlay_key_cache->UpdateCache(pos_key, key);
}
else
{
overlay_key_cache->UpdateCache(overlay_no_offset_key, key);
}
}
return result;
}
bool CWord::PaintFromRawData( const CPointCoor2& psub, const CPointCoor2& trans_org, const OverlayKey& key, SharedPtrOverlay* overlay )
{
PathDataMruCache* path_data_cache = CacheManager::GetPathDataMruCache();
PathData *tmp=DEBUG_NEW PathData();
SharedPtrPathData path_data(tmp);
if(!CreatePath(tmp))
{
return false;
}
path_data_cache->UpdateCache(key, path_data);
return PaintFromPathData(psub, trans_org, *tmp, key, overlay);
}
bool CWord::DoPaint(const CPointCoor2& psub, const CPointCoor2& trans_org, SharedPtrOverlay* overlay, const OverlayKey& key)
{
bool result = true;
OverlayNoBlurMruCache* overlay_no_blur_cache = CacheManager::GetOverlayNoBlurMruCache();
POSITION pos = overlay_no_blur_cache->Lookup(key);
if(pos!=NULL)
{
SharedPtrOverlay raterize_result = overlay_no_blur_cache->GetAt(pos);
overlay_no_blur_cache->UpdateCache( pos );
PaintFromNoneBluredOverlay(raterize_result, key, overlay);
}
else
{
ScanLineData2MruCache* scan_line_data_cache = CacheManager::GetScanLineData2MruCache();
pos = scan_line_data_cache->Lookup(key);
if(pos!=NULL)
{
SharedPtrConstScanLineData2 scan_line_data = scan_line_data_cache->GetAt(pos);
scan_line_data_cache->UpdateCache( pos );
result = PaintFromScanLineData2(psub, *scan_line_data, key, overlay);
}
else
{
PathDataMruCache* path_data_cache = CacheManager::GetPathDataMruCache();
POSITION pos_path = path_data_cache->Lookup(key);
if(pos_path!=NULL)
{
SharedPtrConstPathData path_data = path_data_cache->GetAt(pos_path); //important! copy not ref
path_data_cache->UpdateCache( pos_path );
result = PaintFromPathData(psub, trans_org, *path_data, key, overlay);
}
else
{
result = PaintFromRawData(psub, trans_org, key, overlay);
}
}
}
return result;
}
bool CWord::NeedTransform()
{
return (fabs(m_style.get().fontScaleX - 100) > 0.000001) ||
(fabs(m_style.get().fontScaleY - 100) > 0.000001) ||
(fabs(m_style.get().fontAngleX) > 0.000001) ||
(fabs(m_style.get().fontAngleY) > 0.000001) ||
(fabs(m_style.get().fontAngleZ) > 0.000001) ||
(fabs(m_style.get().fontShiftX) > 0.000001) ||
(fabs(m_style.get().fontShiftY) > 0.000001) ||
(fabs(m_target_scale_x-1.0) > 0.000001) ||
(fabs(m_target_scale_y-1.0) > 0.000001);
}
//void CWord::Transform(PathData* path_data, const CPointCoor2& org)
//{
// //// CPUID from VDub
// //bool fSSE2 = !!(g_cpuid.m_flags & CCpuID::sse2);
//
// //if(fSSE2) { // SSE code
// // Transform_SSE2(path_data, org);
// //} else // C-code
// Transform_C(path_data, org);
//}
void CWord::Transform(PathData* path_data, const CPointCoor2 &org )
{
ASSERT(path_data);
const STSStyle& style = m_style.get();
const double scalex = style.fontScaleX/100.0;
const double scaley = style.fontScaleY/100.0;
const double caz = cos((M_PI/180.0)*style.fontAngleZ);
const double saz = sin((M_PI/180.0)*style.fontAngleZ);
const double cax = cos((M_PI/180.0)*style.fontAngleX);
const double sax = sin((M_PI/180.0)*style.fontAngleX);
const double cay = cos((M_PI/180.0)*style.fontAngleY);
const double say = sin((M_PI/180.0)*style.fontAngleY);
double xxx[3][3];
/******************
targetScaleX 0 0
S0 = 0 targetScaleY 0
0 0 1
/******************
20000 0 0
A0 = 0 20000 0
0 0 1
/******************
cay 0 say
A1 = 0 1 0
say 0 -cay
/******************
1 0 0
A2 = 0 cax sax
0 sax -cax
/******************
caz saz 0
A3 =-saz caz 0
0 0 1
/******************
scalex scalex*fontShiftX -org.x/targetScaleX
A4 = scaley*fontShiftY scaley -org.y/targetScaleY
0 0 0
/******************
0 0 0
B0 = 0 0 0
0 0 20000
/******************
Formula:
(x,y,z)' = (S0*A0*A1*A2*A3*A4 + B0) * (x y 1)'
z = max(1000,z)
x = x/z + org.x
y = y/z + org.y
*******************/
//A3*A4
ASSERT(m_target_scale_x!=0 && m_target_scale_y!=0);
double tmp1 = -org.x/m_target_scale_x;
double tmp2 = -org.y/m_target_scale_y;
xxx[0][0] = caz*scalex + saz*scaley*style.fontShiftY;
xxx[0][1] = caz*scalex*style.fontShiftX + saz*scaley;
xxx[0][2] = caz*tmp1 + saz*tmp2;
xxx[1][0] = -saz*scalex + caz*scaley*style.fontShiftY;
xxx[1][1] = -saz*scalex*style.fontShiftX + caz*scaley;
xxx[1][2] = -saz*tmp1 + caz*tmp2;
xxx[2][0] =
xxx[2][0] =
xxx[2][0] = 0;
//A2*A3*A4
xxx[2][0] = sax*xxx[1][0];
xxx[2][1] = sax*xxx[1][1];
xxx[2][2] = sax*xxx[1][2];
xxx[1][0] = cax*xxx[1][0];
xxx[1][1] = cax*xxx[1][1];
xxx[1][2] = cax*xxx[1][2];
//A1*A2*A3*A4
tmp1 = xxx[0][0];
tmp2 = xxx[0][1];
double tmp3 = xxx[0][2];
xxx[0][0] = cay*tmp1 + say*xxx[2][0];
xxx[0][1] = cay*tmp2 + say*xxx[2][1];
xxx[0][2] = cay*tmp3 + say*xxx[2][2];
xxx[2][0] = say*tmp1 - cay*xxx[2][0];
xxx[2][1] = say*tmp2 - cay*xxx[2][1];
xxx[2][2] = say*tmp3 - cay*xxx[2][2];
//S0*A0*A1*A2*A3*A4
tmp1 = 20000.0*m_target_scale_x;
xxx[0][0] *= tmp1;
xxx[0][1] *= tmp1;
xxx[0][2] *= tmp1;
tmp1 = 20000.0*m_target_scale_y;
xxx[1][0] *= tmp1;
xxx[1][1] *= tmp1;
xxx[1][2] *= tmp1;
//A0*A1*A2*A3*A4+B0
xxx[2][2] += 20000.0;
double scaled_org_x = org.x+0.5;
double scaled_org_y = org.y+0.5;
for (ptrdiff_t i = 0; i < path_data->mPathPoints; i++) {
double x, y, z, xx;
xx = path_data->mpPathPoints[i].x;
y = path_data->mpPathPoints[i].y;
z = xxx[2][0] * xx + xxx[2][1] * y + xxx[2][2];
x = xxx[0][0] * xx + xxx[0][1] * y + xxx[0][2];
y = xxx[1][0] * xx + xxx[1][1] * y + xxx[1][2];
z = z > 1000.0 ? z : 1000.0;
x = x / z;
y = y / z;
path_data->mpPathPoints[i].x = (long)(x + scaled_org_x);
path_data->mpPathPoints[i].y = (long)(y + scaled_org_y);
if (m_round_to_whole_pixel_after_scale_to_target && (m_target_scale_x!=1.0 || m_target_scale_y!=1.0))
{
path_data->mpPathPoints[i].x = (path_data->mpPathPoints[i].x + 32)&~63;
path_data->mpPathPoints[i].y = (path_data->mpPathPoints[i].y + 32)&~63;//fix me: readability
}
}
}
bool CWord::CreateOpaqueBox()
{
if(m_pOpaqueBox) return(true);
STSStyle style = m_style.get();
style.borderStyle = 0;
style.outlineWidthX = style.outlineWidthY = 0;
style.colors[0] = m_style.get().colors[2];
style.alpha[0] = m_style.get().alpha[2];
int w = (int)(m_style.get().outlineWidthX + 0.5);
int h = (int)(m_style.get().outlineWidthY + 0.5);
CStringW str;
str.Format(L"m %d %d l %d %d %d %d %d %d",
-w, -h,
m_width+w, -h,
m_width+w, m_ascent+m_descent+h,
-w, m_ascent+m_descent+h);
m_pOpaqueBox.reset( DEBUG_NEW CPolygon(FwSTSStyle(style), str, 0, 0, 0, 1.0/MAX_SUB_PIXEL, 1.0/MAX_SUB_PIXEL, 0, m_target_scale_x, m_target_scale_y) );
return(!!m_pOpaqueBox);
}
bool CWord::operator==( const CWord& rhs ) const
{
return ( this ==&rhs) || (
m_str.GetId() == rhs.m_str.GetId() &&
m_fWhiteSpaceChar == rhs.m_fWhiteSpaceChar &&
m_fLineBreak == rhs.m_fLineBreak &&
m_style == rhs.m_style && //fix me:?
m_ktype == rhs.m_ktype &&
m_kstart == rhs.m_kstart &&
m_kend == rhs.m_kend &&
m_width == rhs.m_width &&
m_ascent == rhs.m_ascent &&
m_descent == rhs.m_descent &&
m_target_scale_x == rhs.m_target_scale_x &&
m_target_scale_y == rhs.m_target_scale_y);
//m_pOpaqueBox
}
// CText
CText::CText( const FwSTSStyle& style, const CStringW& str, int ktype, int kstart, int kend
, double target_scale_x/*=1.0*/, double target_scale_y/*=1.0*/ )
: CWord(style, str, ktype, kstart, kend, target_scale_x, target_scale_y)
{
if(m_str.Get() == L" ")
{
m_fWhiteSpaceChar = true;
}
SharedPtrTextInfo text_info;
TextInfoCacheKey text_info_key;
text_info_key.m_str_id = m_str.GetId();
text_info_key.m_style = m_style;
text_info_key.UpdateHashValue();
TextInfoMruCache* text_info_cache = CacheManager::GetTextInfoCache();
POSITION pos = text_info_cache->Lookup(text_info_key);
if(pos==NULL)
{
TextInfo* tmp=DEBUG_NEW TextInfo();
GetTextInfo(tmp, m_style, m_str.Get());
text_info.reset(tmp);
text_info_cache->UpdateCache(text_info_key, text_info);
}
else
{
text_info = text_info_cache->GetAt(pos);
text_info_cache->UpdateCache( pos );
}
this->m_ascent = text_info->m_ascent;
this->m_descent = text_info->m_descent;
this->m_width = text_info->m_width;
}
CText::CText( const CText& src ):CWord(src)
{
m_width = src.m_width;
}
SharedPtrCWord CText::Copy()
{
SharedPtrCWord result(DEBUG_NEW CText(*this));
return result;
}
bool CText::Append(const SharedPtrCWord& w)
{
boost::shared_ptr<CText> p = boost::dynamic_pointer_cast<CText>(w);
return (p && CWord::Append(w));
}
bool CText::CreatePath(PathData* path_data)
{
bool succeeded = false;
FwCMyFont font(m_style);
HFONT hOldFont = SelectFont(g_hDC, font.get());
ASSERT(hOldFont);
int width = 0;
const CStringW& str = m_str.Get();
if(m_style.get().fontSpacing || (long)GetVersion() < 0)
{
bool bFirstPath = true;
for(LPCWSTR s = str; *s; s++)
{
CSize extent;
if(!GetTextExtentPoint32W(g_hDC, s, 1, &extent)) {SelectFont(g_hDC, hOldFont); ASSERT(0); return(false);}
path_data->PartialBeginPath(g_hDC, bFirstPath);
bFirstPath = false;
TextOutW(g_hDC, 0, 0, s, 1);
path_data->PartialEndPath(g_hDC, width, 0);
width += extent.cx + (int)m_style.get().fontSpacing;
}
}
else
{
CSize extent;
succeeded = !!GetTextExtentPoint32W(g_hDC, str, str.GetLength(), &extent);
if(!succeeded)
{
SelectFont(g_hDC, hOldFont); ASSERT(0); return(false);
}
succeeded = path_data->BeginPath(g_hDC);
if(!succeeded)
{
SelectFont(g_hDC, hOldFont); ASSERT(0); return(false);
}
succeeded = !!TextOutW(g_hDC, 0, 0, str, str.GetLength());
if(!succeeded)
{
SelectFont(g_hDC, hOldFont); ASSERT(0); return(false);
}
succeeded = path_data->EndPath(g_hDC);
if(!succeeded)
{
SelectFont(g_hDC, hOldFont); ASSERT(0); return(false);
}
}
ASSERT(SelectFont(g_hDC, hOldFont));
return(true);
}
void CText::GetTextInfo(TextInfo *output, const FwSTSStyle& style, const CStringW& str )
{
FwCMyFont font(style);
output->m_ascent = (int)(style.get().fontScaleY/100*font.get().m_ascent);
output->m_descent = (int)(style.get().fontScaleY/100*font.get().m_descent);
HFONT hOldFont = SelectFont(g_hDC, font.get());
if(style.get().fontSpacing || (long)GetVersion() < 0)
{
bool bFirstPath = true;
for(LPCWSTR s = str; *s; s++)
{
CSize extent;
if(!GetTextExtentPoint32W(g_hDC, s, 1, &extent)) {SelectFont(g_hDC, hOldFont); ASSERT(0); return;}
output->m_width += extent.cx + (int)style.get().fontSpacing;
}
// m_width -= (int)m_style.get().fontSpacing; // TODO: subtract only at the end of the line
}
else
{
CSize extent;
if(!GetTextExtentPoint32W(g_hDC, str, wcslen(str), &extent)) {SelectFont(g_hDC, hOldFont); ASSERT(0); return;}
output->m_width += extent.cx;
}
output->m_width = (int)(style.get().fontScaleX/100*output->m_width + 4) >> 3;
SelectFont(g_hDC, hOldFont);
}
// CPolygon
CPolygon::CPolygon( const FwSTSStyle& style, const CStringW& str, int ktype, int kstart, int kend
, double scalex, double scaley, int baseline
, double target_scale_x/*=1.0*/, double target_scale_y/*=1.0*/
, bool round_to_whole_pixel_after_scale_to_target/*=false*/)
: CWord(style, str, ktype, kstart, kend, target_scale_x, target_scale_y, round_to_whole_pixel_after_scale_to_target)
, m_scalex(scalex), m_scaley(scaley), m_baseline(baseline)
{
ParseStr();
}
CPolygon::CPolygon(CPolygon& src) : CWord(src)
{
m_scalex = src.m_scalex;
m_scaley = src.m_scaley;
m_baseline = src.m_baseline;
m_width = src.m_width;
m_ascent = src.m_ascent;
m_descent = src.m_descent;
m_pathTypesOrg.Copy (src.m_pathTypesOrg );
m_pathPointsOrg.Copy(src.m_pathPointsOrg);
}
CPolygon::~CPolygon()
{
}
SharedPtrCWord CPolygon::Copy()
{
SharedPtrCWord result(DEBUG_NEW CPolygon(*this));
return result;
}
bool CPolygon::Append(const SharedPtrCWord& w)
{
// TODO
return(false);
}
bool CPolygon::Get6BitFixedPoint(CStringW& str, LONG& ret)
{
LPWSTR s = (LPWSTR)(LPCWSTR)str, e = s;
ret = wcstod(str, &e) * 64;
str.Delete(0,e-s);
TRACE_PARSER(ret);//fix me: use a specific logger for it
return(e > s);
}
bool CPolygon::GetPOINT(CStringW& str, POINT& ret)
{
return(Get6BitFixedPoint(str, ret.x) && Get6BitFixedPoint(str, ret.y));
}
bool CPolygon::ParseStr()
{
if(m_pathTypesOrg.GetCount() > 0) return(true);
CPoint p;
int j, lastsplinestart = -1, firstmoveto = -1, lastmoveto = -1;
CStringW str = m_str.Get();
str.SpanIncluding(L"mnlbspc 0123456789");
str.Replace(L"m", L"*m");
str.Replace(L"n", L"*n");
str.Replace(L"l", L"*l");
str.Replace(L"b", L"*b");
str.Replace(L"s", L"*s");
str.Replace(L"p", L"*p");
str.Replace(L"c", L"*c");
int k = 0;
for(CStringW s = str.Tokenize(L"*", k); !s.IsEmpty(); s = str.Tokenize(L"*", k))
{
WCHAR c = s[0];
s.TrimLeft(L"mnlbspc ");
switch(c)
{
case 'm':
lastmoveto = m_pathTypesOrg.GetCount();
if(firstmoveto == -1)
firstmoveto = lastmoveto;
while(GetPOINT(s, p)) {
m_pathTypesOrg.Add(PT_MOVETO);
m_pathPointsOrg.Add(p);
}
break;
case 'n':
while(GetPOINT(s, p)) {
m_pathTypesOrg.Add(PT_MOVETONC);
m_pathPointsOrg.Add(p);
}
break;
case 'l':
if (m_pathPointsOrg.GetCount() < 1) {
break;
}
while(GetPOINT(s, p)) {
m_pathTypesOrg.Add(PT_LINETO);
m_pathPointsOrg.Add(p);
}
break;
case 'b':
j = m_pathTypesOrg.GetCount();
if (j < 1) {
break;
}
while(GetPOINT(s, p)) {
m_pathTypesOrg.Add(PT_BEZIERTO);
m_pathPointsOrg.Add(p);
j++;
}
j = m_pathTypesOrg.GetCount() - ((m_pathTypesOrg.GetCount()-j)%3);
m_pathTypesOrg.SetCount(j);
m_pathPointsOrg.SetCount(j);
break;
case 's':
if (m_pathPointsOrg.GetCount() < 1) {
break;
}
{
j = lastsplinestart = m_pathTypesOrg.GetCount();
int i = 3;
while(i-- && GetPOINT(s, p)) {
m_pathTypesOrg.Add(PT_BSPLINETO);
m_pathPointsOrg.Add(p);
j++;
}
if(m_pathTypesOrg.GetCount()-lastsplinestart < 3) {
m_pathTypesOrg.SetCount(lastsplinestart);
m_pathPointsOrg.SetCount(lastsplinestart);
lastsplinestart = -1;
}
}
// no break here
case 'p':
if (m_pathPointsOrg.GetCount() < 3) {
break;
}
while(GetPOINT(s, p)) {
m_pathTypesOrg.Add(PT_BSPLINEPATCHTO);
m_pathPointsOrg.Add(p);
}
break;
case 'c':
if(lastsplinestart > 0)
{
m_pathTypesOrg.Add(PT_BSPLINEPATCHTO);
m_pathTypesOrg.Add(PT_BSPLINEPATCHTO);
m_pathTypesOrg.Add(PT_BSPLINEPATCHTO);
p = m_pathPointsOrg[lastsplinestart-1]; // we need p for temp storage, because operator [] will return a reference to CPoint and Add() may reallocate its internal buffer (this is true for MFC 7.0 but not for 6.0, hehe)
m_pathPointsOrg.Add(p);
p = m_pathPointsOrg[lastsplinestart];
m_pathPointsOrg.Add(p);
p = m_pathPointsOrg[lastsplinestart+1];
m_pathPointsOrg.Add(p);
lastsplinestart = -1;
}
break;
default:
break;
}
}
if(lastmoveto == -1 || firstmoveto > 0)
{
m_pathTypesOrg.RemoveAll();
m_pathPointsOrg.RemoveAll();
return(false);
}
int minx = INT_MAX, miny = INT_MAX, maxx = -INT_MAX, maxy = -INT_MAX;
for(size_t i = 0; i < m_pathTypesOrg.GetCount(); i++)
{
m_pathPointsOrg[i].x = (int)(m_scalex * m_pathPointsOrg[i].x);
m_pathPointsOrg[i].y = (int)(m_scaley * m_pathPointsOrg[i].y);
if(minx > m_pathPointsOrg[i].x) minx = m_pathPointsOrg[i].x;
if(miny > m_pathPointsOrg[i].y) miny = m_pathPointsOrg[i].y;
if(maxx < m_pathPointsOrg[i].x) maxx = m_pathPointsOrg[i].x;
if(maxy < m_pathPointsOrg[i].y) maxy = m_pathPointsOrg[i].y;
}
m_width = max(maxx - minx, 0);
m_ascent = max(maxy - miny, 0);
int baseline = (int)(64 * m_scaley * m_baseline);
m_descent = baseline;
m_ascent -= baseline;
m_width = ((int)(m_style.get().fontScaleX/100 * m_width ) + 4) >> 3;
m_ascent = ((int)(m_style.get().fontScaleY/100 * m_ascent ) + 4) >> 3;
m_descent = ((int)(m_style.get().fontScaleY/100 * m_descent) + 4) >> 3;
return(true);
}
bool CPolygon::CreatePath(PathData* path_data)
{
int len = m_pathTypesOrg.GetCount();
if(len == 0) return(false);
if(path_data->mPathPoints != len)
{
BYTE* pNewPathTypes = (BYTE*)realloc(path_data->mpPathTypes, len * sizeof(BYTE));
if (!pNewPathTypes)
{
TRACE_PARSER("Overflow!");
return false;
}
path_data->mpPathTypes = pNewPathTypes;
POINT* pNewPathPoints = (POINT*)realloc(path_data->mpPathPoints, len*sizeof(POINT));
if (!pNewPathPoints)
{
TRACE_PARSER("Overflow!");
return false;
}
path_data->mpPathPoints = pNewPathPoints;
path_data->mPathPoints = len;
}
memcpy(path_data->mpPathTypes, m_pathTypesOrg.GetData(), len*sizeof(BYTE));
memcpy(path_data->mpPathPoints, m_pathPointsOrg.GetData(), len*sizeof(POINT));
return(true);
}
// CClipper
CClipper::CClipper(CStringW str, CSizeCoor2 size, double scalex, double scaley, bool inverse
, double target_scale_x/*=1.0*/, double target_scale_y/*=1.0*/)
: m_polygon( DEBUG_NEW CPolygon(FwSTSStyle(), str, 0, 0, 0, scalex, scaley, 0, target_scale_x, target_scale_y, true) )
, m_size(size), m_inverse(inverse)
, m_effectType(-1), m_painted(false)
{
}
CClipper::~CClipper()
{
}
GrayImage2* CClipper::PaintSimpleClipper()
{
GrayImage2* result = NULL;
if(m_size.cx < 0 || m_size.cy < 0)
return result;
SharedPtrOverlay overlay;
CWordPaintMachine::PaintBody( m_polygon, CPoint(0, 0), CPoint(0, 0), &overlay );
int w = overlay->mOverlayWidth,
h = overlay->mOverlayHeight;
int x = (overlay->mOffsetX+4)>>3,
y = (overlay->mOffsetY+4)>>3;
result = DEBUG_NEW GrayImage2();
if( !result )
return result;
result->data = overlay->mBody;
result->pitch = overlay->mOverlayPitch;
result->size.SetSize(w, h);
result->left_top.SetPoint(x, y);
return result;
}
GrayImage2* CClipper::PaintBaseClipper()
{
GrayImage2* result = NULL;
//m_pAlphaMask = NULL;
if (m_size.cx <= 0 || m_size.cy <= 0) {
return result;
}
const size_t alphaMaskSize = size_t(m_size.cx) * m_size.cy;
SharedPtrOverlay overlay;
CWordPaintMachine::PaintBody( m_polygon, CPoint(0, 0), CPoint(0, 0), &overlay );
int w = overlay->mOverlayWidth,
h = overlay->mOverlayHeight;
int x = (overlay->mOffsetX+4)>>3,
y = (overlay->mOffsetY+4)>>3;
int xo = 0, yo = 0;
if(x < 0) {xo = -x; w -= -x; x = 0;}
if(y < 0) {yo = -y; h -= -y; y = 0;}
if(x+w > m_size.cx) w = m_size.cx-x;
if(y+h > m_size.cy) h = m_size.cy-y;
if(w <= 0 || h <= 0) return result;