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CWE-ou-minkata/Sources/Plasma/PubUtilLib/plGImage/plDynSurfaceWriter.cpp

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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/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
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 "HeadSpin.h"
#include "plDynSurfaceWriter.h"
#include "plDynamicTextMap.h"
#include "hsExceptions.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_t sNumDCsAllocated;
static uint32_t sNumBitmapsAllocated;
plDynSurfaceWriter::plWinSurface::plWinSurface()
{
fDC = nil;
fBitmap = nil;
fFont = nil;
fBits = nil;
fTextColor = RGB( 255, 255, 255 );
fWidth = fHeight = 0;
fSaveNum = 0;
fFontSize = 0;
fFontFlags = 0;
fFontAntiAliasRGB = false;
fFontBlockedRGB = false;
}
plDynSurfaceWriter::plWinSurface::~plWinSurface()
{
Release();
}
void plDynSurfaceWriter::plWinSurface::Allocate( uint16_t w, uint16_t h )
{
int i;
BITMAPINFO *bmi;
Release();
fWidth = w;
fHeight = h;
/// Initialize a bitmap info struct to describe our surface
if( IBitsPerPixel() == 8 )
bmi = (BITMAPINFO *)( new uint8_t[ sizeof( BITMAPINFOHEADER ) + sizeof( RGBQUAD ) * 256 ] );
else
bmi = 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;
fFontFace = plString::Null;
fFontSize = 0;
fFontFlags = 0;
fFontAntiAliasRGB = false;
fFontBlockedRGB = false;
}
bool plDynSurfaceWriter::plWinSurface::WillFit( uint16_t w, uint16_t 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;
}
bool plDynSurfaceWriter::plWinSurface::FontMatches( const plString &face, uint16_t size, uint8_t flags, bool aaRGB )
{
if( face == fFontFace && fFontSize == size &&
fFontFlags == flags && fFontAntiAliasRGB == aaRGB )
return true;
return false;
}
void plDynSurfaceWriter::plWinSurface::SetFont( const plString &face, uint16_t size, uint8_t flags, bool aaRGB )
{
fFontFace = face;
fFontSize = size;
fFontFlags = flags;
fFontAntiAliasRGB = aaRGB;
bool hadAFont = false;
if( fFont != nil )
{
hadAFont = true;
plWinFontCache::GetInstance().FreeFont( fFont );
fFont = nil;
}
if (face.IsEmpty())
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.c_str(), nHeight, bold ? "bold" : "", italic ? "italic" : "" );
fFontFace = plString::Null;
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 /////////////////////////////////////////////////////////////
bool plDynSurfaceWriter::fForceSharedSurfaces = false;
bool plDynSurfaceWriter::fOSDetected = false;
bool plDynSurfaceWriter::fOSCanShareSurfaces = false;
bool 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_t flags )
{
IInit();
fFlags = flags;
SwitchTarget( target );
}
void plDynSurfaceWriter::IInit( void )
{
fCurrTarget = 0;
fJustify = kLeftJustify;
fFlags = 0;
fFlushed = true;
fFontFace = plString::Null;
fFontSize = 0;
fFontBlockedRGB = false;
}
//// Reset ////////////////////////////////////////////////////////////////////
void plDynSurfaceWriter::Reset( void )
{
#if HS_BUILD_FOR_WIN32
fRGBSurface.Release();
fAlphaSurface.Release();
#endif
fCurrTarget = nil;
fFlushed = true;
fFontFace = plString::Null;
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_t *destBits = (uint32_t *)fCurrTarget->GetImage();
// Are we merging in the alpha bits?
if( fFlags & kSupportAlpha )
{
// Yup, munge 'em
uint32_t *srcRGBBits = fRGBSurface.GetBits();
uint8_t *srcAlphaBits = fAlphaSurface.GetBits();
uint32_t destWidth = fCurrTarget->GetWidth();
for( y = 0; y < fCurrTarget->GetHeight(); y++ )
{
for( x = 0; x < destWidth; x++ )
destBits[ x ] = ( srcRGBBits[ x ] & 0x00ffffff ) | ( (uint32_t)srcAlphaBits[ x ] << 24 );
destBits += destWidth;
srcRGBBits += fRGBSurface.fWidth;
srcAlphaBits += fAlphaSurface.fWidth;
}
}
else
{
// Nope, just a 24-bit copy and set alphas to ff
uint32_t *srcBits = fRGBSurface.GetBits();
uint32_t destWidth = fCurrTarget->GetWidth();
for( y = 0; y < fCurrTarget->GetHeight(); y++ )
{
memcpy( destBits, srcBits, destWidth * sizeof( uint32_t ) );
// 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 HS_BUILD_FOR_WIN32
if( target != nil )
{
if( !fRGBSurface.WillFit( (uint16_t)(target->GetWidth()), (uint16_t)(target->GetHeight()) ) )
{
fRGBSurface.Allocate( (uint16_t)(target->GetWidth()), (uint16_t)(target->GetHeight()) );
hadToAllocate = true;
}
if( fFlags & kSupportAlpha )
{
if( !fAlphaSurface.WillFit( (uint16_t)(target->GetWidth()), (uint16_t)(target->GetHeight()) ) )
{
fAlphaSurface.Allocate( (uint16_t)(target->GetWidth()), (uint16_t)(target->GetHeight()) );
hadToAllocate = true;
}
}
}
else
{
fRGBSurface.Release();
fAlphaSurface.Release();
hadToAllocate = true;
}
#endif
if( hadToAllocate )
{
fFontFace = plString::Null;
fFontSize = 0;
fFontFlags = 0;
}
}
//// IEnsureSurfaceUpdated ////////////////////////////////////////////////////
// Makes sure our surfaces are ready to write to.
void plDynSurfaceWriter::IEnsureSurfaceUpdated( void )
{
uint32_t 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_t *srcBits = (uint32_t *)fCurrTarget->GetImage();
#if HS_BUILD_FOR_WIN32
// Are we merging in the alpha bits?
if( fFlags & kSupportAlpha )
{
// Yup, de-munge 'em
uint32_t *destRGBBits = fRGBSurface.GetBits();
uint8_t *destAlphaBits = fAlphaSurface.GetBits();
uint32_t 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_t)(srcBits[ x ] >> 24);
}
srcBits += srcWidth;
destRGBBits += fRGBSurface.fWidth;
destAlphaBits += fAlphaSurface.fWidth;
}
}
else
{
// Nope, just do a straight memcopy
uint32_t *destBits = fRGBSurface.GetBits();
uint32_t srcWidth = fCurrTarget->GetWidth();
for( y = 0; y < fCurrTarget->GetHeight(); y++ )
{
memcpy( destBits, srcBits, srcWidth * sizeof( uint32_t ) );
srcBits += srcWidth;
destBits += fRGBSurface.fWidth;
}
}
#endif
// 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() );
hsColorRGBA col = fCurrTarget->GetFontColor();
ISetTextColor( col, fCurrTarget->GetFontBlockRGB() );
fFlushed = false;
}
}
bool plDynSurfaceWriter::IsValid( void ) const
{
if( fCurrTarget == nil )
return false;
#if HS_BUILD_FOR_WIN32
if( fRGBSurface.fDC == nil || fRGBSurface.fBitmap == nil )
return false;
if( ( fFlags & kSupportAlpha ) && ( fAlphaSurface.fDC == nil || fAlphaSurface.fBitmap == nil ) )
return false;
#endif
return true;
}
///////////////////////////////////////////////////////////////////////////////
//// Rendering Functions //////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////////
//// SetBitsFromBuffer ////////////////////////////////////////////////////////
/*
void plDynSurfaceWriter::SetBitsFromBuffer( uint32_t *clearBuffer, uint16_t width, uint16_t height )
{
int x, y;
uint32_t *data = (uint32_t *)fImage, *srcData = clearBuffer;
uint8_t *destAlpha = nil;
if( !IsValid() )
return;
#if HS_BUILD_FOR_WIN32
GdiFlush();
#endif
// Clear *all* to zero
memset( data, 0, fWidth * fHeight * sizeof( uint32_t ) );
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_t i, hexColor = color.ToARGB32();
// Flush the GDI first, so it doesn't decide to overwrite us later
GdiFlush();
uint32_t *rgbBits = fRGBSurface.GetBits();
for( i = 0; i < fRGBSurface.fWidth * fRGBSurface.fHeight; i++ )
rgbBits[ i ] = hexColor;
if( fFlags & kSupportAlpha )
{
uint8_t *alphaBits = fAlphaSurface.GetBits(), alpha = (uint8_t)(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_t size, uint8_t fontFlags, bool antiAliasRGB )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
ISetFont( face, size, fontFlags, antiAliasRGB );
}
//// ISetFont /////////////////////////////////////////////////////////////////
void plDynSurfaceWriter::ISetFont( const plString &face, uint16_t size, uint8_t fontFlags, bool antiAliasRGB )
{
fFlags = ( fFlags & ~kFontShadowed ) | ( fontFlags & kFontShadowed );
#if HS_BUILD_FOR_WIN32
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 );
}
#endif
}
//// 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, bool blockRGB )
{
if( !IsValid() )
return;
IEnsureSurfaceUpdated();
ISetTextColor( color, blockRGB );
}
//// IRefreshTextColor ////////////////////////////////////////////////////////
void plDynSurfaceWriter::ISetTextColor( hsColorRGBA &color, bool 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;
#if HS_BUILD_FOR_WIN32
uint32_t 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 );
#endif
}
//// DrawString ///////////////////////////////////////////////////////////////
void plDynSurfaceWriter::DrawString( uint16_t x, uint16_t 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_t x, int16_t y, const char *text, uint16_t width, uint16_t 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_t x, int16_t y, const char *text, uint16_t clipX, uint16_t clipY, uint16_t width, uint16_t 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_t x, uint16_t y, const char *text, uint16_t width, uint16_t 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_t plDynSurfaceWriter::CalcStringWidth( const char *text, uint16_t *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_t)size.cy;
return (uint16_t)size.cx;
#else
return 0;
#endif
}
//// CalcWrappedStringSize ////////////////////////////////////////////////////
void plDynSurfaceWriter::CalcWrappedStringSize( const char *text, uint16_t *width, uint16_t *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_t)(r.right);
if( height != nil )
*height = (uint16_t)r.bottom;
#endif
}
//// FillRect /////////////////////////////////////////////////////////////////
void plDynSurfaceWriter::FillRect( uint16_t x, uint16_t y, uint16_t width, uint16_t 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_t x, uint16_t y, uint16_t width, uint16_t 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_t x, uint16_t y, plMipmap *image, bool 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_t x, uint16_t y, plMipmap *image,
uint16_t srcClipX, uint16_t srcClipY,
uint16_t srcClipWidth, uint16_t srcClipHeight,
bool 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 );
}
}
*/