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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
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 3 of the License, 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 this program. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
///////////////////////////////////////////////////////////////////////////////
// //
// plDynSurfaceWriter Class Header //
// Abstract class wrapping around Windows GDI functionality for writing to //
// a generic RGBA surface. Allows us to create one writer per DTMap or a //
// single shared writer to conserve OS resources on 98/ME. //
// //
// Cyan, Inc. //
// //
//// Version History //////////////////////////////////////////////////////////
// //
// 10.28.2002 mcn - Created. //
// //
///////////////////////////////////////////////////////////////////////////////
#include "hsTypes.h"
#include "hsWindows.h"
#include "plDynSurfaceWriter.h"
#include "plDynamicTextMap.h"
#include "hsExceptions.h"
#include "hsUtils.h"
#include "hsMatrix44.h"
#include "plMessage/plDynamicTextMsg.h"
#include "pnKeyedObject/plKey.h"
#include "plProfile.h"
#include "plStatusLog/plStatusLog.h"
#include "plWinFontCache.h"
//// plWinSurface Helper Functions ////////////////////////////////////////////
#if HS_BUILD_FOR_WIN32
static UInt32 sNumDCsAllocated;
static UInt32 sNumBitmapsAllocated;
plDynSurfaceWriter::plWinSurface::plWinSurface()
{
fDC = nil;
fBitmap = nil;
fFont = nil;
fBits = nil;
fTextColor = RGB( 255, 255, 255 );
fWidth = fHeight = 0;
fSaveNum = 0;
fFontFace = nil;
fFontSize = 0;
fFontFlags = 0;
fFontAntiAliasRGB = false;
fFontBlockedRGB = false;
}
plDynSurfaceWriter::plWinSurface::~plWinSurface()
{
Release();
}
void plDynSurfaceWriter::plWinSurface::Allocate( UInt16 w, UInt16 h )
{
int i;
BITMAPINFO *bmi;
Release();
fWidth = w;
fHeight = h;
/// Initialize a bitmap info struct to describe our surface
if( IBitsPerPixel() == 8 )
bmi = (BITMAPINFO *)( TRACKED_NEW UInt8[ sizeof( BITMAPINFOHEADER ) + sizeof( RGBQUAD ) * 256 ] );
else
bmi = TRACKED_NEW BITMAPINFO;
memset( &bmi->bmiHeader, 0, sizeof( BITMAPINFOHEADER ) );
bmi->bmiHeader.biSize = sizeof( BITMAPINFOHEADER );
bmi->bmiHeader.biWidth = (int)fWidth;
bmi->bmiHeader.biHeight = -(int)fHeight;
bmi->bmiHeader.biPlanes = 1;
bmi->bmiHeader.biCompression = BI_RGB;
bmi->bmiHeader.biBitCount = IBitsPerPixel();
if( IBitsPerPixel() == 8 )
{
// Set up map for grayscale bitmap
for( i = 0; i < 256; i++ )
{
bmi->bmiColors[ i ].rgbRed = i;
bmi->bmiColors[ i ].rgbGreen = i;
bmi->bmiColors[ i ].rgbBlue = i;
bmi->bmiColors[ i ].rgbReserved = i;
}
}
/// Create a screen-compatible DC
fDC = CreateCompatibleDC( nil );
if( fDC == nil )
{
char msg[ 256 ];
FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nil, GetLastError(), MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ), msg, sizeof( msg ), nil );
char *ret = strrchr( msg, '\n' );
if( ret != nil )
*ret = 0;
plStatusLog::AddLineS( "pipeline.log", 0xffff0000, "Unable to allocate DC for dynamic text map (%s, %d DCs allocated already)", msg, sNumDCsAllocated );
if (IBitsPerPixel() == 8 )
delete [] bmi;
else
delete bmi;
return;
}
sNumDCsAllocated++;
/// Create a bitmap using the DC and the bitmapInfo struct we filled out
fBitmap = CreateDIBSection( fDC, bmi, DIB_RGB_COLORS, (void **)&fBits, nil, 0 );
if( fBitmap == nil )
{
char msg[ 256 ];
FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nil, GetLastError(), MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ), msg, sizeof( msg ), nil );
char *ret = strrchr( msg, '\n' );
if( ret != nil )
*ret = 0;
plStatusLog::AddLineS( "pipeline.log", 0xffff0000, "Unable to allocate RGB DIB section for dynamic text map (%s, %d bitmaps allocated already)", msg, sNumBitmapsAllocated );
if (IBitsPerPixel() == 8 )
delete [] bmi;
else
delete bmi;
return;
}
sNumBitmapsAllocated++;
/// Set up some basic props
SetMapMode( fDC, MM_TEXT );
SetBkMode( fDC, TRANSPARENT );
SetTextAlign( fDC, TA_TOP | TA_LEFT );
fSaveNum = SaveDC( fDC );
SelectObject( fDC, fBitmap );
if (IBitsPerPixel() == 8 )
delete [] bmi;
else
delete bmi;
}
void plDynSurfaceWriter::plWinSurface::Release( void )
{
if( fBitmap != nil )
sNumBitmapsAllocated--;
if( fDC != nil )
sNumDCsAllocated--;
if( fSaveNum != 0 )
RestoreDC( fDC, fSaveNum );
fSaveNum = 0;
DeleteObject( fBitmap );
DeleteDC( fDC );
fDC = nil;
fBitmap = nil;
fFont = nil;
fBits = nil;
fWidth = fHeight = 0;
delete [] fFontFace;
fFontFace = nil;
fFontSize = 0;
fFontFlags = 0;
fFontAntiAliasRGB = false;
fFontBlockedRGB = false;
}
hsBool plDynSurfaceWriter::plWinSurface::WillFit( UInt16 w, UInt16 h )
{
if( fWidth >= w && fHeight >= h )
return true;
return false;
}
static int SafeStrCmp( const char *str1, const char *str2 )
{
if( str1 == nil && str2 == nil )
return -1;
if( str1 != nil && str2 != nil )
return strcmp( str1, str2 );
return -1;
}
hsBool plDynSurfaceWriter::plWinSurface::FontMatches( const char *face, UInt16 size, UInt8 flags, hsBool aaRGB )
{
if( SafeStrCmp( face, fFontFace ) == 0 && fFontSize == size &&
fFontFlags == flags && fFontAntiAliasRGB == aaRGB )
return true;
return false;
}
void plDynSurfaceWriter::plWinSurface::SetFont( const char *face, UInt16 size, UInt8 flags, hsBool aaRGB )
{
delete [] fFontFace;
fFontFace = ( face != nil ) ? hsStrcpy( face ) : nil;
fFontSize = size;
fFontFlags = flags;
fFontAntiAliasRGB = aaRGB;
bool hadAFont = false;
if( fFont != nil )
{
hadAFont = true;
plWinFontCache::GetInstance().FreeFont( fFont );
fFont = nil;
}
if( face == nil )
return;
bool bold = ( fFontFlags & plDynSurfaceWriter::kFontBold ) ? true : false;
bool italic = ( fFontFlags & plDynSurfaceWriter::kFontItalic ) ? true : false;
int nHeight = -MulDiv( size, GetDeviceCaps( fDC, LOGPIXELSY ), 72 );
fFont = plWinFontCache::GetInstance().GetMeAFont( face, nHeight, bold ? FW_BOLD : FW_NORMAL, italic,
fFontAntiAliasRGB ? ANTIALIASED_QUALITY : DEFAULT_QUALITY );
if( fFont == nil && fFontAntiAliasRGB )
{
static bool warnedCantAntiAlias = false;
// Creation of font failed; could be that we can't do anti-aliasing? Try not doing it...
if( !warnedCantAntiAlias )
{
plStatusLog::AddLineS( "pipeline.log", "WARNING: Cannot allocate anti-aliased font. Falling back to non-anti-aliased. This will be the only warning" );
warnedCantAntiAlias = true;
}
fFont = plWinFontCache::GetInstance().GetMeAFont( face, nHeight, bold ? FW_BOLD : FW_NORMAL, italic,
fFontAntiAliasRGB ? ANTIALIASED_QUALITY : DEFAULT_QUALITY );
}
if( fFont == nil )
{
hsAssert( false, "Cannot create Windows font for plDynSurfaceWriter" );
plStatusLog::AddLineS( "pipeline.log", "ERROR: Cannot allocate font for RGB surface! (face: %s, size: %d %s %s)", face, nHeight, bold ? "bold" : "", italic ? "italic" : "" );
delete [] fFontFace;
fFontFace = nil;
fFontSize = 0;
return;
}
if( SelectObject( fDC, fFont ) == nil && hadAFont )
{
char msg[ 256 ];
FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nil, GetLastError(), MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ), msg, sizeof( msg ), nil );
char *ret = strrchr( msg, '\n' );
if( ret != nil )
*ret = 0;
plStatusLog::AddLineS( "pipeline.log", 0xffff0000, "SelectObject() FAILED (%s)", msg );
}
}
#endif // BUILD_FOR_WIN32
//// StupidStatic /////////////////////////////////////////////////////////////
hsBool plDynSurfaceWriter::fForceSharedSurfaces = false;
hsBool plDynSurfaceWriter::fOSDetected = false;
hsBool plDynSurfaceWriter::fOSCanShareSurfaces = false;
hsBool plDynSurfaceWriter::CanHandleLotsOfThem( void )
{
if( fOSDetected )
return fOSCanShareSurfaces;
fOSDetected = true;
#if HS_BUILD_FOR_WIN32
OSVERSIONINFO versionInfo;
memset( &versionInfo, 0, sizeof( versionInfo ) );
versionInfo.dwOSVersionInfoSize = sizeof( versionInfo );
if( GetVersionEx( &versionInfo ) )
{
plStatusLog::AddLineS( "pipeline.log", "OS version detection results:" );
plStatusLog::AddLineS( "pipeline.log", " Version: %d.%d", versionInfo.dwMajorVersion, versionInfo.dwMinorVersion );
plStatusLog::AddLineS( "pipeline.log", " Build #: %d", versionInfo.dwBuildNumber );
plStatusLog::AddLineS( "pipeline.log", " Platform ID: %d", versionInfo.dwPlatformId );
if( versionInfo.dwPlatformId == VER_PLATFORM_WIN32_NT )
{
if( fForceSharedSurfaces )
{
plStatusLog::AddLineS( "pipeline.log", "Detected NT-based platform, but sharing surfaces due to override" );
fOSCanShareSurfaces = false;
}
else
{
plStatusLog::AddLineS( "pipeline.log", "Detected NT-based platform, allowing separate surfaces" );
fOSCanShareSurfaces = true;
}
}
else
{
plStatusLog::AddLineS( "pipeline.log", "Detected non-NT-based platform: sharing surfaces" );
fOSCanShareSurfaces = false;
}
}
else
{
plStatusLog::AddLineS( "pipeline.log", "OS version detection failed" );
fOSCanShareSurfaces = false;
}
#endif
return fOSCanShareSurfaces;
}
//// Constructor & Destructor /////////////////////////////////////////////////
plDynSurfaceWriter::plDynSurfaceWriter()
{
IInit();
}
plDynSurfaceWriter::~plDynSurfaceWriter()
{
Reset();
}
plDynSurfaceWriter::plDynSurfaceWriter( plDynamicTextMap *target, UInt32 flags )
{
IInit();
fFlags = flags;
SwitchTarget( target );
}
void plDynSurfaceWriter::IInit( void )
{
fCurrTarget = 0;
fJustify = kLeftJustify;
fFlags = 0;
fFlushed = true;
fFontFace = nil;
fFontSize = 0;
fFontBlockedRGB = false;
}
//// Reset ////////////////////////////////////////////////////////////////////
void plDynSurfaceWriter::Reset( void )
{
fRGBSurface.Release();
fAlphaSurface.Release();
fCurrTarget = nil;
fFlushed = true;
delete [] fFontFace;
fFontFace = nil;
fFontSize = 0;
}
///////////////////////////////////////////////////////////////////////////////
//// Target Switching /////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
//// FlushToTarget ////////////////////////////////////////////////////////////
// Flushes all ops to the target.
void plDynSurfaceWriter::FlushToTarget( void )
{
int x, y;
if( fCurrTarget != nil && !fFlushed )
{
#if HS_BUILD_FOR_WIN32
// Flush the GDI so we can grab the bits
GdiFlush();
UInt32 *destBits = (UInt32 *)fCurrTarget->GetImage();
// Are we merging in the alpha bits?
if( fFlags & kSupportAlpha )
{
// Yup, munge 'em
UInt32 *srcRGBBits = fRGBSurface.GetBits();
UInt8 *srcAlphaBits = fAlphaSurface.GetBits();
UInt32 destWidth = fCurrTarget->GetWidth();
for( y = 0; y < fCurrTarget->GetHeight(); y++ )
{
for( x = 0; x < destWidth; x++ )
destBits[ x ] = ( srcRGBBits[ x ] & 0x00ffffff ) | ( (UInt32)srcAlphaBits[ x ] << 24 );
destBits += destWidth;
srcRGBBits += fRGBSurface.fWidth;
srcAlphaBits += fAlphaSurface.fWidth;
}
}
else
{
// Nope, just a 24-bit copy and set alphas to ff
UInt32 *srcBits = fRGBSurface.GetBits();
UInt32 destWidth = fCurrTarget->GetWidth();
for( y = 0; y < fCurrTarget->GetHeight(); y++ )
{
memcpy( destBits, srcBits, destWidth * sizeof( UInt32 ) );
// Fill in 0xff
for( x = 0; x < destWidth; x++ )
destBits[ x ] |= 0xff000000;
destBits += destWidth;
srcBits += fRGBSurface.fWidth;
}
}
#endif
}
fFlushed = true;
}
//// SwitchTarget /////////////////////////////////////////////////////////////
// Switches targets. Will flush to old target before switching. Also, if
// kDiscard isn't specified, will copy contents of new target to working
// surface.
void plDynSurfaceWriter::SwitchTarget( plDynamicTextMap *target )
{
if( target == fCurrTarget )
return;
if( !fFlushed )
FlushToTarget();
fCurrTarget = target;
fFlushed = true; // Will force a copy next IEnsureSurfaceUpdated()
// Make sure our surfaces fit
bool hadToAllocate = false;
if( target != nil )
{
if( !fRGBSurface.WillFit( (UInt16)(target->GetWidth()), (UInt16)(target->GetHeight()) ) )
{
fRGBSurface.Allocate( (UInt16)(target->GetWidth()), (UInt16)(target->GetHeight()) );
hadToAllocate = true;
}
if( fFlags & kSupportAlpha )
{
if( !fAlphaSurface.WillFit( (UInt16)(target->GetWidth()), (UInt16)(target->GetHeight()) ) )
{
fAlphaSurface.Allocate( (UInt16)(target->GetWidth()), (UInt16)(target->GetHeight()) );
hadToAllocate = true;
}
}
}
else
{
fRGBSurface.Release();
fAlphaSurface.Release();
hadToAllocate = true;
}
if( hadToAllocate )
{
delete [] fFontFace;
fFontFace = nil;
fFontSize = 0;
fFontFlags = 0;
}
}
//// IEnsureSurfaceUpdated ////////////////////////////////////////////////////
// Makes sure our surfaces are ready to write to.
void plDynSurfaceWriter::IEnsureSurfaceUpdated( void )
{
UInt32 x, y;
// If we're flushed, then we haven't drawn since the last flush,
// which means we want to copy from our target before we start drawing.
// If we've already drawn, then we won't be flushed and we don't want
// to be copying over what we've already drawn
if( fCurrTarget != nil && fFlushed )
{
UInt32 *srcBits = (UInt32 *)fCurrTarget->GetImage();
// Are we merging in the alpha bits?
if( fFlags & kSupportAlpha )
{
// Yup, de-munge 'em
UInt32 *destRGBBits = fRGBSurface.GetBits();
UInt8 *destAlphaBits = fAlphaSurface.GetBits();
UInt32 srcWidth = fCurrTarget->GetWidth();
for( y = 0; y < fCurrTarget->GetHeight(); y++ )
{
for( x = 0; x < srcWidth; x++ )
{
destRGBBits[ x ] = srcBits[ x ]; // Windows GDI probably doesn't care about the alpha bits here. Hopefully...
destAlphaBits[ x ] = (UInt8)(srcBits[ x ] >> 24);
}
srcBits += srcWidth;
destRGBBits += fRGBSurface.fWidth;
destAlphaBits += fAlphaSurface.fWidth;
}
}
else
{
// Nope, just do a straight memcopy
UInt32 *destBits = fRGBSurface.GetBits();
UInt32 srcWidth = fCurrTarget->GetWidth();
for( y = 0; y < fCurrTarget->GetHeight(); y++ )
{
memcpy( destBits, srcBits, srcWidth * sizeof( UInt32 ) );
srcBits += srcWidth;
destBits += fRGBSurface.fWidth;
}
}
// ALSO, we need to re-update our settings, since different targets
// can have different fonts or justifications
ISetFont( fCurrTarget->GetFontFace(), fCurrTarget->GetFontSize(), 0/*fCurrTarget->GetWriterFontFlags()*/, fCurrTarget->GetFontAARGB() );
SetJustify( (Justify)fCurrTarget->GetFontJustify() );
ISetTextColor( fCurrTarget->GetFontColor(), fCurrTarget->GetFontBlockRGB() );
fFlushed = false;
}
}
hsBool plDynSurfaceWriter::IsValid( void ) const
{
if( fCurrTarget == nil )
return false;
if( fRGBSurface.fDC == nil || fRGBSurface.fBitmap == nil )
return false;
if( ( fFlags & kSupportAlpha ) && ( fAlphaSurface.fDC == nil || fAlphaSurface.fBitmap == nil ) )
return false;
return true;
}
///////////////////////////////////////////////////////////////////////////////
//// Rendering Functions //////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
//// SetBitsFromBuffer ////////////////////////////////////////////////////////
/*
void plDynSurfaceWriter::SetBitsFromBuffer( UInt32 *clearBuffer, UInt16 width, UInt16 height )
{
int x, y;
UInt32 *data = (UInt32 *)fImage, *srcData = clearBuffer;
UInt8 *destAlpha = nil;
if( !IsValid() )
return;
#if HS_BUILD_FOR_WIN32
GdiFlush();
#endif
// Clear *all* to zero
memset( data, 0, fWidth * fHeight * sizeof( UInt32 ) );
if( fHasAlpha )
{
#if HS_BUILD_FOR_WIN32
memset( fWinAlphaBits, 0, fWidth * fHeight );
destAlpha = fWinAlphaBits;
#endif
}
// Buffer is of size fVisWidth x fVisHeight, so we need a bit of work to do this right
for( y = 0; y < fVisHeight; y++ )
{
for( x = 0; x < fVisWidth; x++ )
{
data[ x ] = srcData[ x ];
}
if( destAlpha != nil )
{
for( x = 0; x < fVisWidth; x++ )
destAlpha[ x ] = srcData[ x ] >> 24;
destAlpha += fWidth;
}
data += fWidth;
srcData += fVisWidth;
}
}
*/
//// ClearToColor /////////////////////////////////////////////////////////////
void plDynSurfaceWriter::ClearToColor( hsColorRGBA &color )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
#if HS_BUILD_FOR_WIN32
UInt32 i, hexColor = color.ToARGB32();
// Flush the GDI first, so it doesn't decide to overwrite us later
GdiFlush();
UInt32 *rgbBits = fRGBSurface.GetBits();
for( i = 0; i < fRGBSurface.fWidth * fRGBSurface.fHeight; i++ )
rgbBits[ i ] = hexColor;
if( fFlags & kSupportAlpha )
{
UInt8 *alphaBits = fAlphaSurface.GetBits(), alpha = (UInt8)(hexColor >> 24);
for( i = 0; i < fAlphaSurface.fWidth * fAlphaSurface.fHeight; i++ )
alphaBits[ i ] = alpha;
}
#endif
}
//// SetFont //////////////////////////////////////////////////////////////////
// OS-specific. Load the given font for drawing the text with.
void plDynSurfaceWriter::SetFont( const char *face, UInt16 size, UInt8 fontFlags, hsBool antiAliasRGB )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
ISetFont( face, size, fontFlags, antiAliasRGB );
}
//// ISetFont /////////////////////////////////////////////////////////////////
void plDynSurfaceWriter::ISetFont( const char *face, UInt16 size, UInt8 fontFlags, hsBool antiAliasRGB )
{
fFlags = ( fFlags & ~kFontShadowed ) | ( fontFlags & kFontShadowed );
if( !fRGBSurface.FontMatches( face, size, fontFlags, antiAliasRGB ) )
fRGBSurface.SetFont( face, size, fontFlags, antiAliasRGB );
if( fFlags & kSupportAlpha )
{
if( !fAlphaSurface.FontMatches( face, size, fontFlags, !antiAliasRGB ) )
fAlphaSurface.SetFont( face, size, fontFlags, !antiAliasRGB );
}
}
//// SetTextColor /////////////////////////////////////////////////////////////
// blockRGB basically forces the RGB channel to write in blocks instead of
// actual characters. This isn't useful unless you're relying on the alpha
// channel to do the text (opaque text and transparent background), in which
// case you want plenty of block color in your RGB channel because it'll get
// alpha-ed out by the alpha channel.
void plDynSurfaceWriter::SetTextColor( hsColorRGBA &color, hsBool blockRGB )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
ISetTextColor( color, blockRGB );
}
//// IRefreshTextColor ////////////////////////////////////////////////////////
void plDynSurfaceWriter::ISetTextColor( hsColorRGBA &color, hsBool blockRGB )
{
#if HS_BUILD_FOR_WIN32
int r = (int)(color.r * 255.f);
int g = (int)(color.g * 255.f);
int b = (int)(color.b * 255.f);
fRGBSurface.fTextColor = RGB( r, g, b );
if( fFlags & kSupportAlpha )
{
int a = (int)(color.a * 255.f);
fAlphaSurface.fTextColor = RGB( a, a, a );
}
fFontBlockedRGB = blockRGB;
if( fFontBlockedRGB && !( fFlags & kFontShadowed ) )
{
::SetBkColor( fRGBSurface.fDC, fRGBSurface.fTextColor );
::SetBkMode( fRGBSurface.fDC, OPAQUE );
}
else
::SetBkMode( fRGBSurface.fDC, TRANSPARENT );
::SetTextColor( fRGBSurface.fDC, fRGBSurface.fTextColor );
if( fFlags & kSupportAlpha )
::SetTextColor( fAlphaSurface.fDC, fAlphaSurface.fTextColor );
#endif
}
//// SetJustify ///////////////////////////////////////////////////////////////
void plDynSurfaceWriter::SetJustify( Justify j )
{
fJustify = j;
}
//// IRefreshOSJustify ////////////////////////////////////////////////////////
void plDynSurfaceWriter::IRefreshOSJustify( void )
{
if( !IsValid() )
return;
UINT justMode;
switch( fJustify )
{
case kLeftJustify: justMode = TA_LEFT; break;
case kCenter: justMode = TA_CENTER; break;
case kRightJustify: justMode = TA_RIGHT; break;
}
::SetTextAlign( fRGBSurface.fDC, justMode );
if( fFlags & kSupportAlpha )
::SetTextAlign( fAlphaSurface.fDC, justMode );
}
//// DrawString ///////////////////////////////////////////////////////////////
void plDynSurfaceWriter::DrawString( UInt16 x, UInt16 y, const char *text )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
IRefreshOSJustify();
#if HS_BUILD_FOR_WIN32
if( fFlags & kFontShadowed )
{
::SetTextColor( fRGBSurface.fDC, RGB( 0, 0, 0 ) );
::TextOut( fRGBSurface.fDC, x + 1, y + 1, text, strlen( text ) );
::SetTextColor( fRGBSurface.fDC, fRGBSurface.fTextColor );
::TextOut( fRGBSurface.fDC, x, y, text, strlen( text ) );
if( fFlags & kSupportAlpha )
{
::TextOut( fAlphaSurface.fDC, x + 1, y + 1, text, strlen( text ) );
::TextOut( fAlphaSurface.fDC, x, y, text, strlen( text ) );
}
}
else
{
::TextOut( fRGBSurface.fDC, x, y, text, strlen( text ) );
if( fFlags & kSupportAlpha )
::TextOut( fAlphaSurface.fDC, x, y, text, strlen( text ) );
}
#endif
}
//// DrawClippedString ////////////////////////////////////////////////////////
void plDynSurfaceWriter::DrawClippedString( Int16 x, Int16 y, const char *text, UInt16 width, UInt16 height )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
IRefreshOSJustify();
#if HS_BUILD_FOR_WIN32
RECT r;
::SetRect( &r, x, y, x + width, y + height );
if( fJustify == kRightJustify )
x += width - 1;
else if( fJustify == kCenter )
x += width >> 1;
if( fFlags & kFontShadowed )
{
::SetTextColor( fRGBSurface.fDC, RGB( 0, 0, 0 ) );
::OffsetRect( &r, 1, 1 );
::ExtTextOut( fRGBSurface.fDC, x + 1, y + 1, ETO_CLIPPED, &r, text, strlen( text ), nil );
if( fFlags & kSupportAlpha )
::ExtTextOut( fAlphaSurface.fDC, x + 1, y + 1, ETO_CLIPPED, &r, text, strlen( text ), nil );
::OffsetRect( &r, -1, -1 );
::SetTextColor( fRGBSurface.fDC, fRGBSurface.fTextColor );
}
::ExtTextOut( fRGBSurface.fDC, x, y, ETO_CLIPPED, &r, text, strlen( text ), nil );
if( fFlags & kSupportAlpha )
::ExtTextOut( fAlphaSurface.fDC, x, y, ETO_CLIPPED, &r, text, strlen( text ), nil );
#endif
}
//// DrawClippedString ////////////////////////////////////////////////////////
void plDynSurfaceWriter::DrawClippedString( Int16 x, Int16 y, const char *text, UInt16 clipX, UInt16 clipY, UInt16 width, UInt16 height )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
IRefreshOSJustify();
#if HS_BUILD_FOR_WIN32
RECT r;
::SetRect( &r, clipX, clipY, clipX + width, clipY + height );
if( fFlags & kFontShadowed )
{
::SetTextColor( fRGBSurface.fDC, RGB( 0, 0, 0 ) );
::OffsetRect( &r, 1, 1 );
::ExtTextOut( fRGBSurface.fDC, x + 1, y + 1, ETO_CLIPPED, &r, text, strlen( text ), nil );
if( fFlags & kSupportAlpha )
::ExtTextOut( fAlphaSurface.fDC, x + 1, y + 1, ETO_CLIPPED, &r, text, strlen( text ), nil );
::OffsetRect( &r, -1, -1 );
::SetTextColor( fRGBSurface.fDC, fRGBSurface.fTextColor );
}
::ExtTextOut( fRGBSurface.fDC, x, y, ETO_CLIPPED, &r, text, strlen( text ), nil );
if( fFlags & kSupportAlpha )
::ExtTextOut( fAlphaSurface.fDC, x, y, ETO_CLIPPED, &r, text, strlen( text ), nil );
#endif
}
//// DrawWrappedString ////////////////////////////////////////////////////////
void plDynSurfaceWriter::DrawWrappedString( UInt16 x, UInt16 y, const char *text, UInt16 width, UInt16 height )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
#if HS_BUILD_FOR_WIN32
RECT r;
::SetRect( &r, x, y, x + width, y + height );
UINT format = DT_TOP | DT_NOPREFIX | DT_WORDBREAK;
switch( fJustify )
{
case kLeftJustify: format |= DT_LEFT; break;
case kCenter: format |= DT_CENTER; break;
case kRightJustify: format |= DT_RIGHT; break;
}
if( fFlags & kFontShadowed )
{
::SetTextColor( fRGBSurface.fDC, RGB( 0, 0, 0 ) );
::OffsetRect( &r, 1, 1 );
::DrawText( fRGBSurface.fDC, text, strlen( text ), &r, format );
if( fFlags & kSupportAlpha )
::DrawText( fAlphaSurface.fDC, text, strlen( text ), &r, format );
::OffsetRect( &r, -1, -1 );
::SetTextColor( fRGBSurface.fDC, fRGBSurface.fTextColor );
}
::DrawText( fRGBSurface.fDC, text, strlen( text ), &r, format );
if( fFlags & kSupportAlpha )
::DrawText( fAlphaSurface.fDC, text, strlen( text ), &r, format );
#endif
}
//// CalcStringWidth //////////////////////////////////////////////////////////
UInt16 plDynSurfaceWriter::CalcStringWidth( const char *text, UInt16 *height )
{
if( !IsValid() )
return 0;
IEnsureSurfaceUpdated();
#if HS_BUILD_FOR_WIN32
SIZE size;
::GetTextExtentPoint32( fRGBSurface.fDC, text, strlen( text ), &size );
if( height != nil )
*height = (UInt16)size.cy;
return (UInt16)size.cx;
#endif
}
//// CalcWrappedStringSize ////////////////////////////////////////////////////
void plDynSurfaceWriter::CalcWrappedStringSize( const char *text, UInt16 *width, UInt16 *height )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
#if HS_BUILD_FOR_WIN32
RECT r;
::SetRect( &r, 0, 0, *width, 0 );
UINT format = DT_TOP | DT_NOPREFIX | DT_WORDBREAK | DT_CALCRECT;
switch( fJustify )
{
case kLeftJustify: format |= DT_LEFT; break;
case kCenter: format |= DT_CENTER; break;
case kRightJustify: format |= DT_RIGHT; break;
}
::DrawText( fRGBSurface.fDC, text, strlen( text ), &r, format );
*width = (UInt16)(r.right);
if( height != nil )
*height = (UInt16)r.bottom;
#endif
}
//// FillRect /////////////////////////////////////////////////////////////////
void plDynSurfaceWriter::FillRect( UInt16 x, UInt16 y, UInt16 width, UInt16 height, hsColorRGBA &color )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
#if HS_BUILD_FOR_WIN32
RECT rc;
::SetRect( &rc, x, y, x + width, y + height );
int r = (int)(color.r * 255.f);
int g = (int)(color.g * 255.f);
int b = (int)(color.b * 255.f);
int a = (int)(color.a * 255.f);
HBRUSH brush = ::CreateSolidBrush( RGB( r, g, b ) );
::FillRect( fRGBSurface.fDC, &rc, brush );
::DeleteObject( brush );
if( fFlags & kSupportAlpha )
{
brush = ::CreateSolidBrush( RGB( a, a, a ) );
::FillRect( fAlphaSurface.fDC, &rc, brush );
::DeleteObject( brush );
}
#endif
}
//// FrameRect ////////////////////////////////////////////////////////////////
void plDynSurfaceWriter::FrameRect( UInt16 x, UInt16 y, UInt16 width, UInt16 height, hsColorRGBA &color )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
#if HS_BUILD_FOR_WIN32
RECT rc;
::SetRect( &rc, x, y, x + width, y + height );
int r = (int)(color.r * 255.f);
int g = (int)(color.g * 255.f);
int b = (int)(color.b * 255.f);
int a = (int)(color.a * 255.f);
HBRUSH brush = ::CreateSolidBrush( RGB( r, g, b ) );
::FrameRect( fRGBSurface.fDC, &rc, brush );
::DeleteObject( brush );
if( fFlags & kSupportAlpha )
{
brush = ::CreateSolidBrush( RGB( a, a, a ) );
::FrameRect( fAlphaSurface.fDC, &rc, brush );
::DeleteObject( brush );
}
#endif
}
/*
//// DrawImage ////////////////////////////////////////////////////////////////
void plDynSurfaceWriter::DrawImage( UInt16 x, UInt16 y, plMipmap *image, hsBool respectAlpha )
{
if( !IsValid() )
return;
#if HS_BUILD_FOR_WIN32
// Flush the GDI first, to make sure it's done
GdiFlush();
#endif
plMipmap::CompositeOptions opts( respectAlpha ? 0 : plMipmap::kForceOpaque );
if( !fHasAlpha )
opts.fFlags = plMipmap::kCopySrcAlpha; // Don't care, this is fastest
Composite( image, x, y, &opts );
/// HACK for now, since the alpha in the mipmap gets copied straight into the
/// 32-bit color buffer, but our separate hacked alpha buffer hasn't been updated
if( fHasAlpha && !respectAlpha )
{
HBRUSH brush = ::CreateSolidBrush( RGB( 255, 255, 255 ) );
RECT rc;
::SetRect( &rc, x, y, x + image->GetWidth(), y + image->GetHeight() );
::FillRect( fWinAlphaDC, &rc, brush );
::DeleteObject( brush );
}
}
//// DrawClippedImage /////////////////////////////////////////////////////////
void plDynSurfaceWriter::DrawClippedImage( UInt16 x, UInt16 y, plMipmap *image,
UInt16 srcClipX, UInt16 srcClipY,
UInt16 srcClipWidth, UInt16 srcClipHeight,
hsBool respectAlpha )
{
if( !IsValid() )
return;
#if HS_BUILD_FOR_WIN32
// Flush the GDI first, to make sure it's done
GdiFlush();
#endif
plMipmap::CompositeOptions opts( respectAlpha ? 0 : plMipmap::kForceOpaque );
if( !fHasAlpha )
opts.fFlags = plMipmap::kCopySrcAlpha; // Don't care, this is fastest
opts.fSrcClipX = srcClipX;
opts.fSrcClipY = srcClipY;
opts.fSrcClipWidth = srcClipWidth;
opts.fSrcClipHeight = srcClipHeight;
Composite( image, x, y, &opts );
/// HACK for now, since the alpha in the mipmap gets copied straight into the
/// 32-bit color buffer, but our separate hacked alpha buffer hasn't been updated
if( fHasAlpha && !respectAlpha )
{
HBRUSH brush = ::CreateSolidBrush( RGB( 255, 255, 255 ) );
RECT rc;
::SetRect( &rc, x, y, x + ( srcClipWidth > 0 ? srcClipWidth : image->GetWidth() ),
y + ( srcClipHeight > 0 ? srcClipHeight : image->GetHeight() ) );
::FillRect( fWinAlphaDC, &rc, brush );
::DeleteObject( brush );
}
}
*/