19f62ea84SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 39f62ea84SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 49f62ea84SAndrew Rist * or more contributor license agreements. See the NOTICE file 59f62ea84SAndrew Rist * distributed with this work for additional information 69f62ea84SAndrew Rist * regarding copyright ownership. The ASF licenses this file 79f62ea84SAndrew Rist * to you under the Apache License, Version 2.0 (the 89f62ea84SAndrew Rist * "License"); you may not use this file except in compliance 99f62ea84SAndrew Rist * with the License. You may obtain a copy of the License at 109f62ea84SAndrew Rist * 119f62ea84SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 129f62ea84SAndrew Rist * 139f62ea84SAndrew Rist * Unless required by applicable law or agreed to in writing, 149f62ea84SAndrew Rist * software distributed under the License is distributed on an 159f62ea84SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 169f62ea84SAndrew Rist * KIND, either express or implied. See the License for the 179f62ea84SAndrew Rist * specific language governing permissions and limitations 189f62ea84SAndrew Rist * under the License. 199f62ea84SAndrew Rist * 209f62ea84SAndrew Rist *************************************************************/ 219f62ea84SAndrew Rist 229f62ea84SAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir // MARKER(update_precomp.py): autogen include statement, do not remove 25cdf0e10cSrcweir #include "precompiled_vcl.hxx" 26cdf0e10cSrcweir 27cdf0e10cSrcweir #include <boost/bind.hpp> 28cdf0e10cSrcweir 29cdf0e10cSrcweir #include "basebmp/scanlineformats.hxx" 30cdf0e10cSrcweir #include "basebmp/color.hxx" 31cdf0e10cSrcweir 32cdf0e10cSrcweir #include "basegfx/range/b2drectangle.hxx" 33cdf0e10cSrcweir #include "basegfx/range/b2irange.hxx" 34cdf0e10cSrcweir #include "basegfx/vector/b2ivector.hxx" 35cdf0e10cSrcweir #include "basegfx/polygon/b2dpolygon.hxx" 36cdf0e10cSrcweir #include "basegfx/polygon/b2dpolygontools.hxx" 37cdf0e10cSrcweir 38cdf0e10cSrcweir #include "vcl/svapp.hxx" 39cdf0e10cSrcweir 40cdf0e10cSrcweir #include "aqua/salgdi.h" 41cdf0e10cSrcweir #include "aqua/salframe.h" 42cdf0e10cSrcweir #include "aqua/saldata.hxx" 43cdf0e10cSrcweir 44cdf0e10cSrcweir // ---------------------------------------------------------------------- 45cdf0e10cSrcweir 46cdf0e10cSrcweir void AquaSalGraphics::SetWindowGraphics( AquaSalFrame* pFrame ) 47cdf0e10cSrcweir { 48cdf0e10cSrcweir mpFrame = pFrame; 49cdf0e10cSrcweir 50cdf0e10cSrcweir mbWindow = true; 51cdf0e10cSrcweir mbPrinter = false; 52cdf0e10cSrcweir mbVirDev = false; 53cdf0e10cSrcweir } 54cdf0e10cSrcweir 55cdf0e10cSrcweir void AquaSalGraphics::SetPrinterGraphics( CGContextRef xContext, long nDPIX, long nDPIY, double fScale ) 56cdf0e10cSrcweir { 57cdf0e10cSrcweir mbWindow = false; 58cdf0e10cSrcweir mbPrinter = true; 59cdf0e10cSrcweir mbVirDev = false; 60cdf0e10cSrcweir 61cdf0e10cSrcweir mrContext = xContext; 62cdf0e10cSrcweir mfFakeDPIScale = fScale; 63cdf0e10cSrcweir mnRealDPIX = nDPIX; 64cdf0e10cSrcweir mnRealDPIY = nDPIY; 65cdf0e10cSrcweir 66cdf0e10cSrcweir // a previously set clip path is now invalid 67cdf0e10cSrcweir if( mxClipPath ) 68cdf0e10cSrcweir { 69cdf0e10cSrcweir CGPathRelease( mxClipPath ); 70cdf0e10cSrcweir mxClipPath = NULL; 71cdf0e10cSrcweir } 72cdf0e10cSrcweir 73cdf0e10cSrcweir if( mrContext ) 74cdf0e10cSrcweir { 75cdf0e10cSrcweir CGContextSetFillColorSpace( mrContext, GetSalData()->mxRGBSpace ); 76cdf0e10cSrcweir CGContextSetStrokeColorSpace( mrContext, GetSalData()->mxRGBSpace ); 77cdf0e10cSrcweir CGContextSaveGState( mrContext ); 78cdf0e10cSrcweir SetState(); 79cdf0e10cSrcweir } 80cdf0e10cSrcweir } 81cdf0e10cSrcweir 82cdf0e10cSrcweir void AquaSalGraphics::SetVirDevGraphics( CGLayerRef xLayer, CGContextRef xContext, 83cdf0e10cSrcweir int nBitmapDepth ) 84cdf0e10cSrcweir { 85cdf0e10cSrcweir mbWindow = false; 86cdf0e10cSrcweir mbPrinter = false; 87cdf0e10cSrcweir mbVirDev = true; 88cdf0e10cSrcweir 89cdf0e10cSrcweir // set graphics properties 90cdf0e10cSrcweir mxLayer = xLayer; 91cdf0e10cSrcweir mrContext = xContext; 92cdf0e10cSrcweir mnBitmapDepth = nBitmapDepth; 93cdf0e10cSrcweir 94cdf0e10cSrcweir // return early if the virdev is being destroyed 95cdf0e10cSrcweir if( !xContext ) 96cdf0e10cSrcweir return; 97cdf0e10cSrcweir 98cdf0e10cSrcweir // get new graphics properties 99cdf0e10cSrcweir if( !mxLayer ) 100cdf0e10cSrcweir { 101cdf0e10cSrcweir mnWidth = CGBitmapContextGetWidth( mrContext ); 102cdf0e10cSrcweir mnHeight = CGBitmapContextGetHeight( mrContext ); 103cdf0e10cSrcweir } 104cdf0e10cSrcweir else 105cdf0e10cSrcweir { 106cdf0e10cSrcweir const CGSize aSize = CGLayerGetSize( mxLayer ); 107cdf0e10cSrcweir mnWidth = static_cast<int>(aSize.width); 108cdf0e10cSrcweir mnHeight = static_cast<int>(aSize.height); 109cdf0e10cSrcweir } 110cdf0e10cSrcweir 111cdf0e10cSrcweir // prepare graphics for drawing 112cdf0e10cSrcweir const CGColorSpaceRef aCGColorSpace = GetSalData()->mxRGBSpace; 113cdf0e10cSrcweir CGContextSetFillColorSpace( mrContext, aCGColorSpace ); 114cdf0e10cSrcweir CGContextSetStrokeColorSpace( mrContext, aCGColorSpace ); 115cdf0e10cSrcweir 116cdf0e10cSrcweir // re-enable XorEmulation for the new context 117cdf0e10cSrcweir if( mpXorEmulation ) 118cdf0e10cSrcweir { 119cdf0e10cSrcweir mpXorEmulation->SetTarget( mnWidth, mnHeight, mnBitmapDepth, mrContext, mxLayer ); 120cdf0e10cSrcweir if( mpXorEmulation->IsEnabled() ) 121cdf0e10cSrcweir mrContext = mpXorEmulation->GetMaskContext(); 122cdf0e10cSrcweir } 123cdf0e10cSrcweir 124cdf0e10cSrcweir // initialize stack of CGContext states 125cdf0e10cSrcweir CGContextSaveGState( mrContext ); 126cdf0e10cSrcweir SetState(); 127cdf0e10cSrcweir } 128cdf0e10cSrcweir 129cdf0e10cSrcweir // ---------------------------------------------------------------------- 130cdf0e10cSrcweir 131cdf0e10cSrcweir void AquaSalGraphics::InvalidateContext() 132cdf0e10cSrcweir { 133cdf0e10cSrcweir UnsetState(); 134cdf0e10cSrcweir mrContext = 0; 135cdf0e10cSrcweir } 136cdf0e10cSrcweir 137cdf0e10cSrcweir // ---------------------------------------------------------------------- 138cdf0e10cSrcweir 139cdf0e10cSrcweir void AquaSalGraphics::UnsetState() 140cdf0e10cSrcweir { 141cdf0e10cSrcweir if( mrContext ) 142cdf0e10cSrcweir { 143cdf0e10cSrcweir CGContextRestoreGState( mrContext ); 144cdf0e10cSrcweir mrContext = 0; 145cdf0e10cSrcweir } 146cdf0e10cSrcweir if( mxClipPath ) 147cdf0e10cSrcweir { 148cdf0e10cSrcweir CGPathRelease( mxClipPath ); 149cdf0e10cSrcweir mxClipPath = NULL; 150cdf0e10cSrcweir } 151cdf0e10cSrcweir } 152cdf0e10cSrcweir 153cdf0e10cSrcweir void AquaSalGraphics::SetState() 154cdf0e10cSrcweir { 155cdf0e10cSrcweir CGContextRestoreGState( mrContext ); 156cdf0e10cSrcweir CGContextSaveGState( mrContext ); 157cdf0e10cSrcweir 158cdf0e10cSrcweir // setup clipping 159cdf0e10cSrcweir if( mxClipPath ) 160cdf0e10cSrcweir { 161cdf0e10cSrcweir CGContextBeginPath( mrContext ); // discard any existing path 162cdf0e10cSrcweir CGContextAddPath( mrContext, mxClipPath ); // set the current path to the clipping path 163cdf0e10cSrcweir CGContextClip( mrContext ); // use it for clipping 164cdf0e10cSrcweir } 165cdf0e10cSrcweir 166cdf0e10cSrcweir // set RGB colorspace and line and fill colors 167cdf0e10cSrcweir CGContextSetFillColor( mrContext, maFillColor.AsArray() ); 168cdf0e10cSrcweir CGContextSetStrokeColor( mrContext, maLineColor.AsArray() ); 169cdf0e10cSrcweir CGContextSetShouldAntialias( mrContext, false ); 170cdf0e10cSrcweir if( mnXorMode == 2 ) 171cdf0e10cSrcweir CGContextSetBlendMode( mrContext, kCGBlendModeDifference ); 172cdf0e10cSrcweir } 173cdf0e10cSrcweir 174cdf0e10cSrcweir // ---------------------------------------------------------------------- 175cdf0e10cSrcweir 176cdf0e10cSrcweir bool AquaSalGraphics::CheckContext() 177cdf0e10cSrcweir { 178cdf0e10cSrcweir if( mbWindow && mpFrame != NULL ) 179cdf0e10cSrcweir { 180cdf0e10cSrcweir const unsigned int nWidth = mpFrame->maGeometry.nWidth; 181cdf0e10cSrcweir const unsigned int nHeight = mpFrame->maGeometry.nHeight; 182cdf0e10cSrcweir 183cdf0e10cSrcweir CGContextRef rReleaseContext = 0; 184cdf0e10cSrcweir CGLayerRef rReleaseLayer = NULL; 185cdf0e10cSrcweir 186cdf0e10cSrcweir // check if a new drawing context is needed (e.g. after a resize) 187cdf0e10cSrcweir if( (unsigned(mnWidth) != nWidth) || (unsigned(mnHeight) != nHeight) ) 188cdf0e10cSrcweir { 189cdf0e10cSrcweir mnWidth = nWidth; 190cdf0e10cSrcweir mnHeight = nHeight; 191cdf0e10cSrcweir // prepare to release the corresponding resources 192cdf0e10cSrcweir rReleaseContext = mrContext; 193cdf0e10cSrcweir rReleaseLayer = mxLayer; 194cdf0e10cSrcweir mrContext = NULL; 195cdf0e10cSrcweir mxLayer = NULL; 196cdf0e10cSrcweir } 197cdf0e10cSrcweir 198cdf0e10cSrcweir if( !mrContext ) 199cdf0e10cSrcweir { 200*cd426cceSHerbert Dürr const CGSize aLayerSize = CGSizeMake( nWidth, nHeight); 201cdf0e10cSrcweir NSGraphicsContext* pNSGContext = [NSGraphicsContext graphicsContextWithWindow: mpFrame->getWindow()]; 202cdf0e10cSrcweir CGContextRef xCGContext = reinterpret_cast<CGContextRef>([pNSGContext graphicsPort]); 203cdf0e10cSrcweir mxLayer = CGLayerCreateWithContext( xCGContext, aLayerSize, NULL ); 204cdf0e10cSrcweir if( mxLayer ) 205cdf0e10cSrcweir mrContext = CGLayerGetContext( mxLayer ); 206cdf0e10cSrcweir 207cdf0e10cSrcweir if( mrContext ) 208cdf0e10cSrcweir { 209cdf0e10cSrcweir // copy original layer to resized layer 210cdf0e10cSrcweir if( rReleaseLayer ) 211cdf0e10cSrcweir CGContextDrawLayerAtPoint( mrContext, CGPointZero, rReleaseLayer ); 212cdf0e10cSrcweir 213cdf0e10cSrcweir CGContextTranslateCTM( mrContext, 0, nHeight ); 214cdf0e10cSrcweir CGContextScaleCTM( mrContext, 1.0, -1.0 ); 215cdf0e10cSrcweir CGContextSetFillColorSpace( mrContext, GetSalData()->mxRGBSpace ); 216cdf0e10cSrcweir CGContextSetStrokeColorSpace( mrContext, GetSalData()->mxRGBSpace ); 217cdf0e10cSrcweir CGContextSaveGState( mrContext ); 218cdf0e10cSrcweir SetState(); 219cdf0e10cSrcweir 220cdf0e10cSrcweir // re-enable XOR emulation for the new context 221cdf0e10cSrcweir if( mpXorEmulation ) 222cdf0e10cSrcweir mpXorEmulation->SetTarget( mnWidth, mnHeight, mnBitmapDepth, mrContext, mxLayer ); 223cdf0e10cSrcweir } 224cdf0e10cSrcweir } 225cdf0e10cSrcweir 226cdf0e10cSrcweir if( rReleaseLayer ) 227cdf0e10cSrcweir CGLayerRelease( rReleaseLayer ); 228cdf0e10cSrcweir else if( rReleaseContext ) 229cdf0e10cSrcweir CGContextRelease( rReleaseContext ); 230cdf0e10cSrcweir } 231cdf0e10cSrcweir 232cdf0e10cSrcweir DBG_ASSERT( mrContext || mbPrinter, "<<<WARNING>>> AquaSalGraphics::CheckContext() FAILED!!!!\n" ); 233cdf0e10cSrcweir return (mrContext != NULL); 234cdf0e10cSrcweir } 235cdf0e10cSrcweir 236cdf0e10cSrcweir 237cdf0e10cSrcweir void AquaSalGraphics::RefreshRect(float lX, float lY, float lWidth, float lHeight) 238cdf0e10cSrcweir { 239cdf0e10cSrcweir if( ! mbWindow ) // view only on Window graphics 240cdf0e10cSrcweir return; 241cdf0e10cSrcweir 242cdf0e10cSrcweir if( mpFrame ) 243cdf0e10cSrcweir { 244cdf0e10cSrcweir // update a little more around the designated rectangle 245cdf0e10cSrcweir // this helps with antialiased rendering 246cdf0e10cSrcweir const Rectangle aVclRect(Point(static_cast<long int>(lX-1), 247cdf0e10cSrcweir static_cast<long int>(lY-1) ), 248cdf0e10cSrcweir Size( static_cast<long int>(lWidth+2), 249cdf0e10cSrcweir static_cast<long int>(lHeight+2) ) ); 250cdf0e10cSrcweir mpFrame->maInvalidRect.Union( aVclRect ); 251cdf0e10cSrcweir } 252cdf0e10cSrcweir } 253cdf0e10cSrcweir 254cdf0e10cSrcweir CGPoint* AquaSalGraphics::makeCGptArray(sal_uLong nPoints, const SalPoint* pPtAry) 255cdf0e10cSrcweir { 256025194d6SHerbert Dürr CGPoint *CGpoints = new CGPoint[ nPoints]; 257cdf0e10cSrcweir if ( CGpoints ) 258cdf0e10cSrcweir { 259cdf0e10cSrcweir for(sal_uLong i=0;i<nPoints;i++) 260cdf0e10cSrcweir { 261cdf0e10cSrcweir CGpoints[i].x = (float)(pPtAry[i].mnX); 262cdf0e10cSrcweir CGpoints[i].y = (float)(pPtAry[i].mnY); 263cdf0e10cSrcweir } 264cdf0e10cSrcweir } 265cdf0e10cSrcweir return CGpoints; 266cdf0e10cSrcweir } 267cdf0e10cSrcweir 268cdf0e10cSrcweir // ----------------------------------------------------------------------- 269cdf0e10cSrcweir 270cdf0e10cSrcweir void AquaSalGraphics::UpdateWindow( NSRect& ) 271cdf0e10cSrcweir { 272cdf0e10cSrcweir if( !mpFrame ) 273cdf0e10cSrcweir return; 274cdf0e10cSrcweir NSGraphicsContext* pContext = [NSGraphicsContext currentContext]; 275cdf0e10cSrcweir if( (mxLayer != NULL) && (pContext != NULL) ) 276cdf0e10cSrcweir { 277cdf0e10cSrcweir CGContextRef rCGContext = reinterpret_cast<CGContextRef>([pContext graphicsPort]); 278cdf0e10cSrcweir 279cdf0e10cSrcweir CGMutablePathRef rClip = mpFrame->getClipPath(); 280cdf0e10cSrcweir if( rClip ) 281cdf0e10cSrcweir { 282cdf0e10cSrcweir CGContextSaveGState( rCGContext ); 283cdf0e10cSrcweir CGContextBeginPath( rCGContext ); 284cdf0e10cSrcweir CGContextAddPath( rCGContext, rClip ); 285cdf0e10cSrcweir CGContextClip( rCGContext ); 286cdf0e10cSrcweir } 287cdf0e10cSrcweir 288cdf0e10cSrcweir ApplyXorContext(); 289cdf0e10cSrcweir CGContextDrawLayerAtPoint( rCGContext, CGPointZero, mxLayer ); 290cdf0e10cSrcweir if( rClip ) // cleanup clipping 291cdf0e10cSrcweir CGContextRestoreGState( rCGContext ); 292cdf0e10cSrcweir } 293cdf0e10cSrcweir else 294cdf0e10cSrcweir DBG_ASSERT( mpFrame->mbInitShow, "UpdateWindow called on uneligible graphics" ); 295cdf0e10cSrcweir } 296cdf0e10cSrcweir 297cdf0e10cSrcweir // ----------------------------------------------------------------------- 298cdf0e10cSrcweir 299