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/*
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* Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#import "SurfaceData.h"
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#import "BufImgSurfaceData.h"
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#import "AWTFont.h"
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#import <Cocoa/Cocoa.h>
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// these flags are not defined on Tiger on PPC, so we need to make them a no-op
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#if !defined(kCGBitmapByteOrder32Host)
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#define kCGBitmapByteOrder32Host 0
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#endif
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#if !defined(kCGBitmapByteOrder16Host)
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#define kCGBitmapByteOrder16Host 0
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#endif
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// NOTE : Modify the printSurfaceDataDiagnostics API if you change this enum
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enum SDRenderType
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{
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SD_Nothing,
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SD_Stroke,
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SD_Fill,
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SD_EOFill,
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SD_Shade,
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SD_Pattern,
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SD_Image,
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SD_Text,
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SD_CopyArea,
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SD_Queue,
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SD_External
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};
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typedef enum SDRenderType SDRenderType;
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struct _stateShadingInfo
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{
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CGPoint start;
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CGPoint end;
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CGFloat colors[8];
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BOOL cyclic;
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CGFloat length; // of the total segment (used by the cyclic gradient)
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CGFloat period; // of the cycle (used by the cyclic gradient)
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CGFloat offset; // of the cycle from the start (used by the cyclic gradient)
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};
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typedef struct _stateShadingInfo StateShadingInfo;
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struct _statePatternInfo
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{
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CGFloat tx;
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CGFloat ty;
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CGFloat sx;
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CGFloat sy;
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jint width;
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jint height;
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jobject sdata;
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};
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typedef struct _statePatternInfo StatePatternInfo;
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struct _stateGraphicsInfo
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{
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BOOL adjustedLineWidth;
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BOOL adjustedAntialias;
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BOOL antialiased;
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jint interpolation;
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BOOL simpleColor;
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BOOL simpleStroke;
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CGAffineTransform ctm;
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CGFloat offsetX;
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CGFloat offsetY;
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struct CGPoint* batchedLines;
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UInt32 batchedLinesCount;
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};
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typedef struct _stateGraphicsInfo StateGraphicsInfo;
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typedef struct _QuartzSDOps QuartzSDOps;
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typedef void BeginContextFunc(JNIEnv *env, QuartzSDOps *qsdo, SDRenderType renderType);
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typedef void FinishContextFunc(JNIEnv *env, QuartzSDOps *qsdo);
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struct _QuartzSDOps
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{
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BufImgSDOps sdo; // must be the first entry!
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BeginContextFunc* BeginSurface; // used to set graphics states (clip, color, stroke, etc...)
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FinishContextFunc* FinishSurface; // used to finish drawing primitives
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BOOL newContext;
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CGContextRef cgRef;
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jint* javaGraphicsStates;
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jobject javaGraphicsStatesObjects;
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SDRenderType renderType;
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// rdar://problem/5214320
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// Gradient/Texture fills of Java GeneralPath don't respect the even odd winding rule (quartz pipeline).
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BOOL isEvenOddFill; // Tracks whether the original render type passed into
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// SetUpCGContext(...) is SD_EOFILL.
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// The reason for this field is because SetUpCGContext(...) can
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// change the render type after calling SetUpPaint(...), and right
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// after that, the possibly new render type is then assigned into
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// qsdo->renderType. Sigh!!!
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// This field is potentially used within CompleteCGContext(...) or
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// its callees.
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StateShadingInfo* shadingInfo; // tracks shading and its parameters
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StatePatternInfo* patternInfo; // tracks pattern and its parameters
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StateGraphicsInfo graphicsStateInfo; // tracks other graphics state
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BOOL syncContentsToLayer; // should changed pixels be synced to a CALayer
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CGRect updateRect; // used by the layer synchronization code to track update rects.
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};
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void SetUpCGContext(JNIEnv *env, QuartzSDOps *qsdo, SDRenderType renderType);
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SDRenderType DoShapeUsingCG(CGContextRef cgRef, jint *types, jfloat *coords, jint numtypes, BOOL fill, CGFloat offsetX, CGFloat offsetY);
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SDRenderType SetUpPaint(JNIEnv *env, QuartzSDOps *qsdo, SDRenderType renderType);
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void CompleteCGContext(JNIEnv *env, QuartzSDOps *qsdo);
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NSColor* ByteParametersToNSColor(JNIEnv* env, jint *javaGraphicsStates, NSColor* defColor);
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#define JNF_COCOA_RENDERER_EXIT(env) \
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} @catch(NSException *localException) { \
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qsdo->FinishSurface(env, qsdo); \
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[JNFException throwToJava:env exception:localException]; \
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} \
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if (_token) JNFNativeMethodExit(_token); \
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}
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