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1109 lines
30 KiB
1109 lines
30 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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This program is free software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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/////////////////////////////////////////////////////////////////////////////// |
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// // |
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// plDynSurfaceWriter Class Header // |
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// Abstract class wrapping around Windows GDI functionality for writing to // |
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// a generic RGBA surface. Allows us to create one writer per DTMap or a // |
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// single shared writer to conserve OS resources on 98/ME. // |
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// // |
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// Cyan, Inc. // |
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// // |
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//// Version History ////////////////////////////////////////////////////////// |
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// // |
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// 10.28.2002 mcn - Created. // |
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// // |
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/////////////////////////////////////////////////////////////////////////////// |
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#include "hsTypes.h" |
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#include "hsWindows.h" |
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#include "plDynSurfaceWriter.h" |
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#include "plDynamicTextMap.h" |
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#include "hsExceptions.h" |
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#include "hsUtils.h" |
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#include "hsMatrix44.h" |
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#include "../plMessage/plDynamicTextMsg.h" |
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#include "../pnKeyedObject/plKey.h" |
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#include "plProfile.h" |
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#include "../plStatusLog/plStatusLog.h" |
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#include "plWinFontCache.h" |
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//// plWinSurface Helper Functions //////////////////////////////////////////// |
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#if HS_BUILD_FOR_WIN32 |
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static UInt32 sNumDCsAllocated; |
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static UInt32 sNumBitmapsAllocated; |
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plDynSurfaceWriter::plWinSurface::plWinSurface() |
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{ |
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fDC = nil; |
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fBitmap = nil; |
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fFont = nil; |
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fBits = nil; |
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fTextColor = RGB( 255, 255, 255 ); |
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fWidth = fHeight = 0; |
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fSaveNum = 0; |
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fFontFace = nil; |
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fFontSize = 0; |
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fFontFlags = 0; |
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fFontAntiAliasRGB = false; |
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fFontBlockedRGB = false; |
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} |
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plDynSurfaceWriter::plWinSurface::~plWinSurface() |
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{ |
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Release(); |
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} |
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void plDynSurfaceWriter::plWinSurface::Allocate( UInt16 w, UInt16 h ) |
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{ |
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int i; |
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BITMAPINFO *bmi; |
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Release(); |
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fWidth = w; |
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fHeight = h; |
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/// Initialize a bitmap info struct to describe our surface |
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if( IBitsPerPixel() == 8 ) |
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bmi = (BITMAPINFO *)( TRACKED_NEW UInt8[ sizeof( BITMAPINFOHEADER ) + sizeof( RGBQUAD ) * 256 ] ); |
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else |
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bmi = TRACKED_NEW BITMAPINFO; |
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memset( &bmi->bmiHeader, 0, sizeof( BITMAPINFOHEADER ) ); |
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bmi->bmiHeader.biSize = sizeof( BITMAPINFOHEADER ); |
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bmi->bmiHeader.biWidth = (int)fWidth; |
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bmi->bmiHeader.biHeight = -(int)fHeight; |
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bmi->bmiHeader.biPlanes = 1; |
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bmi->bmiHeader.biCompression = BI_RGB; |
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bmi->bmiHeader.biBitCount = IBitsPerPixel(); |
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if( IBitsPerPixel() == 8 ) |
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{ |
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// Set up map for grayscale bitmap |
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for( i = 0; i < 256; i++ ) |
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{ |
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bmi->bmiColors[ i ].rgbRed = i; |
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bmi->bmiColors[ i ].rgbGreen = i; |
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bmi->bmiColors[ i ].rgbBlue = i; |
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bmi->bmiColors[ i ].rgbReserved = i; |
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} |
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} |
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/// Create a screen-compatible DC |
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fDC = CreateCompatibleDC( nil ); |
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if( fDC == nil ) |
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{ |
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char msg[ 256 ]; |
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FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nil, GetLastError(), MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ), msg, sizeof( msg ), nil ); |
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char *ret = strrchr( msg, '\n' ); |
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if( ret != nil ) |
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*ret = 0; |
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plStatusLog::AddLineS( "pipeline.log", 0xffff0000, "Unable to allocate DC for dynamic text map (%s, %d DCs allocated already)", msg, sNumDCsAllocated ); |
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if (IBitsPerPixel() == 8 ) |
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delete [] bmi; |
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else |
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delete bmi; |
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return; |
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} |
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sNumDCsAllocated++; |
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/// Create a bitmap using the DC and the bitmapInfo struct we filled out |
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fBitmap = CreateDIBSection( fDC, bmi, DIB_RGB_COLORS, (void **)&fBits, nil, 0 ); |
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if( fBitmap == nil ) |
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{ |
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char msg[ 256 ]; |
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FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nil, GetLastError(), MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ), msg, sizeof( msg ), nil ); |
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char *ret = strrchr( msg, '\n' ); |
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if( ret != nil ) |
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*ret = 0; |
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plStatusLog::AddLineS( "pipeline.log", 0xffff0000, "Unable to allocate RGB DIB section for dynamic text map (%s, %d bitmaps allocated already)", msg, sNumBitmapsAllocated ); |
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if (IBitsPerPixel() == 8 ) |
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delete [] bmi; |
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else |
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delete bmi; |
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return; |
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} |
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sNumBitmapsAllocated++; |
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/// Set up some basic props |
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SetMapMode( fDC, MM_TEXT ); |
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SetBkMode( fDC, TRANSPARENT ); |
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SetTextAlign( fDC, TA_TOP | TA_LEFT ); |
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fSaveNum = SaveDC( fDC ); |
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SelectObject( fDC, fBitmap ); |
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if (IBitsPerPixel() == 8 ) |
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delete [] bmi; |
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else |
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delete bmi; |
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} |
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void plDynSurfaceWriter::plWinSurface::Release( void ) |
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{ |
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if( fBitmap != nil ) |
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sNumBitmapsAllocated--; |
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if( fDC != nil ) |
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sNumDCsAllocated--; |
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if( fSaveNum != 0 ) |
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RestoreDC( fDC, fSaveNum ); |
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fSaveNum = 0; |
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DeleteObject( fBitmap ); |
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DeleteDC( fDC ); |
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fDC = nil; |
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fBitmap = nil; |
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fFont = nil; |
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fBits = nil; |
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fWidth = fHeight = 0; |
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delete [] fFontFace; |
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fFontFace = nil; |
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fFontSize = 0; |
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fFontFlags = 0; |
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fFontAntiAliasRGB = false; |
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fFontBlockedRGB = false; |
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} |
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hsBool plDynSurfaceWriter::plWinSurface::WillFit( UInt16 w, UInt16 h ) |
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{ |
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if( fWidth >= w && fHeight >= h ) |
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return true; |
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return false; |
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} |
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static int SafeStrCmp( const char *str1, const char *str2 ) |
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{ |
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if( str1 == nil && str2 == nil ) |
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return -1; |
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if( str1 != nil && str2 != nil ) |
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return strcmp( str1, str2 ); |
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return -1; |
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} |
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hsBool plDynSurfaceWriter::plWinSurface::FontMatches( const char *face, UInt16 size, UInt8 flags, hsBool aaRGB ) |
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{ |
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if( SafeStrCmp( face, fFontFace ) == 0 && fFontSize == size && |
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fFontFlags == flags && fFontAntiAliasRGB == aaRGB ) |
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return true; |
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return false; |
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} |
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void plDynSurfaceWriter::plWinSurface::SetFont( const char *face, UInt16 size, UInt8 flags, hsBool aaRGB ) |
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{ |
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delete [] fFontFace; |
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fFontFace = ( face != nil ) ? hsStrcpy( face ) : nil; |
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fFontSize = size; |
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fFontFlags = flags; |
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fFontAntiAliasRGB = aaRGB; |
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bool hadAFont = false; |
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if( fFont != nil ) |
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{ |
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hadAFont = true; |
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plWinFontCache::GetInstance().FreeFont( fFont ); |
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fFont = nil; |
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} |
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if( face == nil ) |
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return; |
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bool bold = ( fFontFlags & plDynSurfaceWriter::kFontBold ) ? true : false; |
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bool italic = ( fFontFlags & plDynSurfaceWriter::kFontItalic ) ? true : false; |
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int nHeight = -MulDiv( size, GetDeviceCaps( fDC, LOGPIXELSY ), 72 ); |
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fFont = plWinFontCache::GetInstance().GetMeAFont( face, nHeight, bold ? FW_BOLD : FW_NORMAL, italic, |
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fFontAntiAliasRGB ? ANTIALIASED_QUALITY : DEFAULT_QUALITY ); |
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if( fFont == nil && fFontAntiAliasRGB ) |
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{ |
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static bool warnedCantAntiAlias = false; |
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// Creation of font failed; could be that we can't do anti-aliasing? Try not doing it... |
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if( !warnedCantAntiAlias ) |
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{ |
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plStatusLog::AddLineS( "pipeline.log", "WARNING: Cannot allocate anti-aliased font. Falling back to non-anti-aliased. This will be the only warning" ); |
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warnedCantAntiAlias = true; |
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} |
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fFont = plWinFontCache::GetInstance().GetMeAFont( face, nHeight, bold ? FW_BOLD : FW_NORMAL, italic, |
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fFontAntiAliasRGB ? ANTIALIASED_QUALITY : DEFAULT_QUALITY ); |
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} |
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if( fFont == nil ) |
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{ |
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hsAssert( false, "Cannot create Windows font for plDynSurfaceWriter" ); |
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plStatusLog::AddLineS( "pipeline.log", "ERROR: Cannot allocate font for RGB surface! (face: %s, size: %d %s %s)", face, nHeight, bold ? "bold" : "", italic ? "italic" : "" ); |
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delete [] fFontFace; |
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fFontFace = nil; |
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fFontSize = 0; |
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return; |
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} |
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if( SelectObject( fDC, fFont ) == nil && hadAFont ) |
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{ |
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char msg[ 256 ]; |
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FormatMessage( FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nil, GetLastError(), MAKELANGID( LANG_NEUTRAL, SUBLANG_DEFAULT ), msg, sizeof( msg ), nil ); |
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char *ret = strrchr( msg, '\n' ); |
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if( ret != nil ) |
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*ret = 0; |
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plStatusLog::AddLineS( "pipeline.log", 0xffff0000, "SelectObject() FAILED (%s)", msg ); |
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} |
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} |
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#endif // BUILD_FOR_WIN32 |
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//// StupidStatic ///////////////////////////////////////////////////////////// |
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hsBool plDynSurfaceWriter::fForceSharedSurfaces = false; |
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hsBool plDynSurfaceWriter::fOSDetected = false; |
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hsBool plDynSurfaceWriter::fOSCanShareSurfaces = false; |
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hsBool plDynSurfaceWriter::CanHandleLotsOfThem( void ) |
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{ |
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if( fOSDetected ) |
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return fOSCanShareSurfaces; |
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fOSDetected = true; |
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#if HS_BUILD_FOR_WIN32 |
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OSVERSIONINFO versionInfo; |
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memset( &versionInfo, 0, sizeof( versionInfo ) ); |
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versionInfo.dwOSVersionInfoSize = sizeof( versionInfo ); |
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if( GetVersionEx( &versionInfo ) ) |
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{ |
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plStatusLog::AddLineS( "pipeline.log", "OS version detection results:" ); |
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plStatusLog::AddLineS( "pipeline.log", " Version: %d.%d", versionInfo.dwMajorVersion, versionInfo.dwMinorVersion ); |
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plStatusLog::AddLineS( "pipeline.log", " Build #: %d", versionInfo.dwBuildNumber ); |
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plStatusLog::AddLineS( "pipeline.log", " Platform ID: %d", versionInfo.dwPlatformId ); |
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if( versionInfo.dwPlatformId == VER_PLATFORM_WIN32_NT ) |
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{ |
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if( fForceSharedSurfaces ) |
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{ |
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plStatusLog::AddLineS( "pipeline.log", "Detected NT-based platform, but sharing surfaces due to override" ); |
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fOSCanShareSurfaces = false; |
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} |
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else |
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{ |
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plStatusLog::AddLineS( "pipeline.log", "Detected NT-based platform, allowing separate surfaces" ); |
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fOSCanShareSurfaces = true; |
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} |
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} |
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else |
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{ |
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plStatusLog::AddLineS( "pipeline.log", "Detected non-NT-based platform: sharing surfaces" ); |
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fOSCanShareSurfaces = false; |
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} |
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} |
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else |
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{ |
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plStatusLog::AddLineS( "pipeline.log", "OS version detection failed" ); |
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fOSCanShareSurfaces = false; |
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} |
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#endif |
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return fOSCanShareSurfaces; |
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} |
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//// Constructor & Destructor ///////////////////////////////////////////////// |
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plDynSurfaceWriter::plDynSurfaceWriter() |
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{ |
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IInit(); |
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} |
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plDynSurfaceWriter::~plDynSurfaceWriter() |
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{ |
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Reset(); |
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} |
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plDynSurfaceWriter::plDynSurfaceWriter( plDynamicTextMap *target, UInt32 flags ) |
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{ |
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IInit(); |
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fFlags = flags; |
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SwitchTarget( target ); |
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} |
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void plDynSurfaceWriter::IInit( void ) |
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{ |
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fCurrTarget = 0; |
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fJustify = kLeftJustify; |
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fFlags = 0; |
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fFlushed = true; |
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fFontFace = nil; |
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fFontSize = 0; |
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fFontBlockedRGB = false; |
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} |
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//// Reset //////////////////////////////////////////////////////////////////// |
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void plDynSurfaceWriter::Reset( void ) |
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{ |
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fRGBSurface.Release(); |
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fAlphaSurface.Release(); |
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fCurrTarget = nil; |
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fFlushed = true; |
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delete [] fFontFace; |
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fFontFace = nil; |
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fFontSize = 0; |
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} |
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/////////////////////////////////////////////////////////////////////////////// |
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//// Target Switching ///////////////////////////////////////////////////////// |
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/////////////////////////////////////////////////////////////////////////////// |
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//// FlushToTarget //////////////////////////////////////////////////////////// |
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// Flushes all ops to the target. |
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void plDynSurfaceWriter::FlushToTarget( void ) |
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{ |
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int x, y; |
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if( fCurrTarget != nil && !fFlushed ) |
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{ |
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#if HS_BUILD_FOR_WIN32 |
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// Flush the GDI so we can grab the bits |
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GdiFlush(); |
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UInt32 *destBits = (UInt32 *)fCurrTarget->GetImage(); |
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// Are we merging in the alpha bits? |
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if( fFlags & kSupportAlpha ) |
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{ |
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// Yup, munge 'em |
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UInt32 *srcRGBBits = fRGBSurface.GetBits(); |
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UInt8 *srcAlphaBits = fAlphaSurface.GetBits(); |
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UInt32 destWidth = fCurrTarget->GetWidth(); |
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for( y = 0; y < fCurrTarget->GetHeight(); y++ ) |
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{ |
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for( x = 0; x < destWidth; x++ ) |
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destBits[ x ] = ( srcRGBBits[ x ] & 0x00ffffff ) | ( (UInt32)srcAlphaBits[ x ] << 24 ); |
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destBits += destWidth; |
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srcRGBBits += fRGBSurface.fWidth; |
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srcAlphaBits += fAlphaSurface.fWidth; |
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} |
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} |
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else |
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{ |
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// Nope, just a 24-bit copy and set alphas to ff |
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UInt32 *srcBits = fRGBSurface.GetBits(); |
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UInt32 destWidth = fCurrTarget->GetWidth(); |
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for( y = 0; y < fCurrTarget->GetHeight(); y++ ) |
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{ |
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memcpy( destBits, srcBits, destWidth * sizeof( UInt32 ) ); |
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// Fill in 0xff |
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for( x = 0; x < destWidth; x++ ) |
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destBits[ x ] |= 0xff000000; |
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destBits += destWidth; |
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srcBits += fRGBSurface.fWidth; |
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} |
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} |
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#endif |
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} |
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fFlushed = true; |
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} |
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//// SwitchTarget ///////////////////////////////////////////////////////////// |
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// Switches targets. Will flush to old target before switching. Also, if |
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// kDiscard isn't specified, will copy contents of new target to working |
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// surface. |
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void plDynSurfaceWriter::SwitchTarget( plDynamicTextMap *target ) |
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{ |
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if( target == fCurrTarget ) |
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return; |
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if( !fFlushed ) |
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FlushToTarget(); |
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fCurrTarget = target; |
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fFlushed = true; // Will force a copy next IEnsureSurfaceUpdated() |
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// Make sure our surfaces fit |
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bool hadToAllocate = false; |
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if( target != nil ) |
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{ |
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if( !fRGBSurface.WillFit( (UInt16)(target->GetWidth()), (UInt16)(target->GetHeight()) ) ) |
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{ |
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fRGBSurface.Allocate( (UInt16)(target->GetWidth()), (UInt16)(target->GetHeight()) ); |
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hadToAllocate = true; |
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} |
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if( fFlags & kSupportAlpha ) |
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{ |
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if( !fAlphaSurface.WillFit( (UInt16)(target->GetWidth()), (UInt16)(target->GetHeight()) ) ) |
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{ |
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fAlphaSurface.Allocate( (UInt16)(target->GetWidth()), (UInt16)(target->GetHeight()) ); |
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hadToAllocate = true; |
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} |
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} |
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} |
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else |
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{ |
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fRGBSurface.Release(); |
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fAlphaSurface.Release(); |
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hadToAllocate = true; |
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} |
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if( hadToAllocate ) |
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{ |
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delete [] fFontFace; |
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fFontFace = nil; |
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fFontSize = 0; |
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fFontFlags = 0; |
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} |
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} |
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//// IEnsureSurfaceUpdated //////////////////////////////////////////////////// |
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// Makes sure our surfaces are ready to write to. |
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void plDynSurfaceWriter::IEnsureSurfaceUpdated( void ) |
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{ |
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UInt32 x, y; |
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// If we're flushed, then we haven't drawn since the last flush, |
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// which means we want to copy from our target before we start drawing. |
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// If we've already drawn, then we won't be flushed and we don't want |
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// to be copying over what we've already drawn |
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if( fCurrTarget != nil && fFlushed ) |
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{ |
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UInt32 *srcBits = (UInt32 *)fCurrTarget->GetImage(); |
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// Are we merging in the alpha bits? |
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if( fFlags & kSupportAlpha ) |
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{ |
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// Yup, de-munge 'em |
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UInt32 *destRGBBits = fRGBSurface.GetBits(); |
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UInt8 *destAlphaBits = fAlphaSurface.GetBits(); |
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UInt32 srcWidth = fCurrTarget->GetWidth(); |
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for( y = 0; y < fCurrTarget->GetHeight(); y++ ) |
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{ |
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for( x = 0; x < srcWidth; x++ ) |
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{ |
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destRGBBits[ x ] = srcBits[ x ]; // Windows GDI probably doesn't care about the alpha bits here. Hopefully... |
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destAlphaBits[ x ] = (UInt8)(srcBits[ x ] >> 24); |
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} |
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srcBits += srcWidth; |
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destRGBBits += fRGBSurface.fWidth; |
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destAlphaBits += fAlphaSurface.fWidth; |
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} |
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} |
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else |
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{ |
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// Nope, just do a straight memcopy |
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UInt32 *destBits = fRGBSurface.GetBits(); |
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UInt32 srcWidth = fCurrTarget->GetWidth(); |
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for( y = 0; y < fCurrTarget->GetHeight(); y++ ) |
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{ |
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memcpy( destBits, srcBits, srcWidth * sizeof( UInt32 ) ); |
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|
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srcBits += srcWidth; |
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destBits += fRGBSurface.fWidth; |
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} |
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} |
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// ALSO, we need to re-update our settings, since different targets |
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// can have different fonts or justifications |
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ISetFont( fCurrTarget->GetFontFace(), fCurrTarget->GetFontSize(), 0/*fCurrTarget->GetWriterFontFlags()*/, fCurrTarget->GetFontAARGB() ); |
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SetJustify( (Justify)fCurrTarget->GetFontJustify() ); |
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ISetTextColor( fCurrTarget->GetFontColor(), fCurrTarget->GetFontBlockRGB() ); |
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fFlushed = false; |
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} |
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} |
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|
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hsBool plDynSurfaceWriter::IsValid( void ) const |
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{ |
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if( fCurrTarget == nil ) |
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return false; |
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|
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if( fRGBSurface.fDC == nil || fRGBSurface.fBitmap == nil ) |
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return false; |
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|
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if( ( fFlags & kSupportAlpha ) && ( fAlphaSurface.fDC == nil || fAlphaSurface.fBitmap == nil ) ) |
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return false; |
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return true; |
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} |
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|
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/////////////////////////////////////////////////////////////////////////////// |
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//// Rendering Functions ////////////////////////////////////////////////////// |
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/////////////////////////////////////////////////////////////////////////////// |
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|
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//// SetBitsFromBuffer //////////////////////////////////////////////////////// |
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|
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/* |
|
void plDynSurfaceWriter::SetBitsFromBuffer( UInt32 *clearBuffer, UInt16 width, UInt16 height ) |
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{ |
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int x, y; |
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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 ); |
|
} |
|
} |
|
*/ |