Java example source code file (OSXSurfaceData.java)
The OSXSurfaceData.java Java example source code
/*
* Copyright (c) 2011, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package sun.java2d;
import java.awt.*;
import java.awt.font.*;
import java.awt.geom.*;
import java.awt.image.*;
import java.nio.*;
import sun.awt.*;
import sun.awt.image.*;
import sun.java2d.loops.*;
import sun.java2d.pipe.*;
import sun.lwawt.macosx.*;
import java.lang.annotation.Native;
/*
* This is the SurfaceData for a CGContextRef.
*/
public abstract class OSXSurfaceData extends BufImgSurfaceData {
final static float UPPER_BND = Float.MAX_VALUE / 2.0f;
final static float LOWER_BND = -UPPER_BND;
protected static CRenderer sQuartzPipe = null;
protected static CTextPipe sCocoaTextPipe = null;
protected static CompositeCRenderer sQuartzCompositePipe = null;
private GraphicsConfiguration fConfig;
private Rectangle fBounds; // bounds in user coordinates
static {
sQuartzPipe = new CRenderer(); // Creates the singleton quartz pipe.
}
// NOTE: Any subclasses must eventually call QuartzSurfaceData_InitOps in OSXSurfaceData.h
// This sets up the native side for the SurfaceData, and is required.
public OSXSurfaceData(SurfaceType sType, ColorModel cm) {
this(sType, cm, null, new Rectangle());
}
public OSXSurfaceData(SurfaceType sType, ColorModel cm, GraphicsConfiguration config, Rectangle bounds) {
super(sType, cm);
this.fConfig = config;
this.fBounds = new Rectangle(bounds.x, bounds.y, bounds.width, bounds.y + bounds.height);
this.fGraphicsStates = getBufferOfSize(kSizeOfParameters);
this.fGraphicsStatesInt = this.fGraphicsStates.asIntBuffer();
this.fGraphicsStatesFloat = this.fGraphicsStates.asFloatBuffer();
this.fGraphicsStatesLong = this.fGraphicsStates.asLongBuffer();
this.fGraphicsStatesObject = new Object[6]; // clip coordinates + clip types + texture paint image + stroke dash
// array + font + font paint
// NOTE: All access to the DrawingQueue comes through this OSXSurfaceData instance. Therefore
// every instance method of OSXSurfaceData that accesses the fDrawingQueue is synchronized.
// Thread.dumpStack();
}
public void validatePipe(SunGraphics2D sg2d) {
if (sg2d.compositeState <= SunGraphics2D.COMP_ALPHA) {
if (sCocoaTextPipe == null) {
sCocoaTextPipe = new CTextPipe();
}
sg2d.imagepipe = sQuartzPipe;
sg2d.drawpipe = sQuartzPipe;
sg2d.fillpipe = sQuartzPipe;
sg2d.shapepipe = sQuartzPipe;
sg2d.textpipe = sCocoaTextPipe;
} else {
setPipesToQuartzComposite(sg2d);
}
}
protected void setPipesToQuartzComposite(SunGraphics2D sg2d) {
if (sQuartzCompositePipe == null) {
sQuartzCompositePipe = new CompositeCRenderer();
}
if (sCocoaTextPipe == null) {
sCocoaTextPipe = new CTextPipe();
}
sg2d.imagepipe = sQuartzCompositePipe;
sg2d.drawpipe = sQuartzCompositePipe;
sg2d.fillpipe = sQuartzCompositePipe;
sg2d.shapepipe = sQuartzCompositePipe;
sg2d.textpipe = sCocoaTextPipe;
}
public Rectangle getBounds() {
// gznote: always return a copy, not the rect itself and translate into device space
return new Rectangle(fBounds.x, fBounds.y, fBounds.width, fBounds.height - fBounds.y);
}
public GraphicsConfiguration getDeviceConfiguration() {
return fConfig;
}
protected void setBounds(int x, int y, int w, int h) {
fBounds.reshape(x, y, w, y + h);
}
// START compositing support API
public abstract BufferedImage copyArea(SunGraphics2D sg2d, int x, int y, int w, int h, BufferedImage image);
public abstract boolean xorSurfacePixels(SunGraphics2D sg2d, BufferedImage srcPixels, int x, int y, int w, int h, int colorXOR);
GraphicsConfiguration sDefaultGraphicsConfiguration = null;
protected BufferedImage getCompositingImage(int w, int h) {
if (sDefaultGraphicsConfiguration == null) {
sDefaultGraphicsConfiguration = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getDefaultConfiguration();
}
BufferedImage img = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB_PRE);
// clear the image.
clearRect(img, w, h);
return img;
}
protected BufferedImage getCompositingImageSame(BufferedImage img, int w, int h) {
if ((img == null) || (img.getWidth() != w) || (img.getHeight() != h)) {
img = getCompositingImage(w, h);
}
return img;
}
BufferedImage sSrcComposite = null;
public BufferedImage getCompositingSrcImage(int w, int h) {
// <rdar://problem/3720263>. Changed from getCompositingImageBiggerOrSame() to
// getCompositingImageSame(). (vm)
BufferedImage bim = getCompositingImageSame(sSrcComposite, w, h);
sSrcComposite = bim;
return bim;
}
BufferedImage sDstInComposite = null;
public BufferedImage getCompositingDstInImage(int w, int h) {
BufferedImage bim = getCompositingImageSame(sDstInComposite, w, h);
sDstInComposite = bim;
return bim;
}
BufferedImage sDstOutComposite = null;
public BufferedImage getCompositingDstOutImage(int w, int h) {
BufferedImage bim = getCompositingImageSame(sDstOutComposite, w, h);
sDstOutComposite = bim;
return bim;
}
public void clearRect(BufferedImage bim, int w, int h) {
Graphics2D g = bim.createGraphics();
g.setComposite(AlphaComposite.Clear);
g.fillRect(0, 0, w, h);
g.dispose();
}
// END compositing support API
public void invalidate() {
// always valid
}
// graphics primitives drawing implementation:
// certain primitives don't care about all the states (ex. drawing an image needs not involve setting current paint)
@Native static final int kPrimitive = 0;
@Native static final int kImage = 1;
@Native static final int kText = 2;
@Native static final int kCopyArea = 3;
@Native static final int kExternal = 4;
@Native static final int kLine = 5; // belongs to kPrimitive
@Native static final int kRect = 6; // belongs to kPrimitive
@Native static final int kRoundRect = 7; // belongs to kPrimitive
@Native static final int kOval = 8; // belongs to kPrimitive
@Native static final int kArc = 9; // belongs to kPrimitive
@Native static final int kPolygon = 10; // belongs to kPrimitive
@Native static final int kShape = 11; // belongs to kPrimitive
// static final int kImage = 12; // belongs to kImage
@Native static final int kString = 13; // belongs to kText
@Native static final int kGlyphs = 14; // belongs to kText
@Native static final int kUnicodes = 15; // belongs to kText
// static final int kCopyArea = 16; // belongs to kCopyArea
// static final int kExternal = 17; // belongs to kExternal
@Native static final int kCommonParameterCount = 1 + 1 + 4 + 4; // type + change flags + color info (type(1) align(1) and
// value(2)) + parameters ((x1, y1, x2, y2) OR (x, y, w, h))
@Native static final int kLineParametersCount = kCommonParameterCount; // kCommonParameterCount
@Native static final int kRectParametersCount = kCommonParameterCount + 1; // kCommonParameterCount + isfill
@Native static final int kRoundRectParametersCount = kCommonParameterCount + 2 + 1; // kCommonParameterCount + arcW + arcH +
// isfill
@Native static final int kOvalParametersCount = kCommonParameterCount + 1; // kCommonParameterCount + isfill
@Native static final int kArcParametersCount = kCommonParameterCount + 2 + 1 + 1;// kCommonParameterCount + startAngle +
// arcAngle + isfill + type
@Native static final int kPolygonParametersCount = 0; // not supported
@Native static final int kShapeParametersCount = 0; // not supported
@Native static final int kImageParametersCount = kCommonParameterCount + 2 + 2 + 4 + 4; // flip horz vert + w&h + src + dst
@Native static final int kStringParametersCount = 0; // not supported
@Native static final int kGlyphsParametersCount = 0; // not supported
@Native static final int kUnicodesParametersCount = 0; // not supported
@Native static final int kPixelParametersCount = 0; // not supported
@Native static final int kExternalParametersCount = 0; // not supported
// for intParameters
// states info
@Native static final int kChangeFlagIndex = 0; // kBoundsChangedBit | .. | kFontChangedBit
// bounds info
@Native static final int kBoundsXIndex = 1;
@Native static final int kBoundsYIndex = 2;
@Native static final int kBoundsWidthIndex = 3;
@Native static final int kBoundsHeightIndex = 4;
// clip info
@Native static final int kClipStateIndex = 5;
@Native static final int kClipNumTypesIndex = 6;
@Native static final int kClipNumCoordsIndex = 7;
@Native static final int kClipWindingRuleIndex = 8;
@Native static final int kClipXIndex = 9;
@Native static final int kClipYIndex = 10;
@Native static final int kClipWidthIndex = 11;
@Native static final int kClipHeightIndex = 12;
// ctm info
@Native static final int kCTMaIndex = 13;
@Native static final int kCTMbIndex = 14;
@Native static final int kCTMcIndex = 15;
@Native static final int kCTMdIndex = 16;
@Native static final int kCTMtxIndex = 17;
@Native static final int kCTMtyIndex = 18;
// color info
@Native static final int kColorStateIndex = 19; // kColorSimple or kColorGradient or kColorTexture
@Native static final int kColorRGBValueIndex = 20; // if kColorSimple
@Native static final int kColorIndexValueIndex = 21; // if kColorSystem
@Native static final int kColorPointerIndex = 22; //
@Native static final int kColorPointerIndex2 = 23; //
@Native static final int kColorRGBValue1Index = 24; // if kColorGradient
@Native static final int kColorWidthIndex = 25; // if kColorTexture
@Native static final int kColorRGBValue2Index = 26; // if kColorGradient
@Native static final int kColorHeightIndex = 27; // if kColorTexture
@Native static final int kColorIsCyclicIndex = 28; // if kColorGradient (kColorNonCyclic or kColorCyclic)
@Native static final int kColorx1Index = 29;
@Native static final int kColortxIndex = 30;
@Native static final int kColory1Index = 31;
@Native static final int kColortyIndex = 32;
@Native static final int kColorx2Index = 33;
@Native static final int kColorsxIndex = 34;
@Native static final int kColory2Index = 35;
@Native static final int kColorsyIndex = 36;
// composite info
@Native static final int kCompositeRuleIndex = 37; // kCGCompositeClear or ... or kCGCompositeXor
@Native static final int kCompositeValueIndex = 38;
// stroke info
@Native static final int kStrokeJoinIndex = 39; // see BasicStroke.java
@Native static final int kStrokeCapIndex = 40; // see BasicStroke.java
@Native static final int kStrokeWidthIndex = 41;
@Native static final int kStrokeDashPhaseIndex = 42;
@Native static final int kStrokeLimitIndex = 43;
// hints info
@Native static final int kHintsAntialiasIndex = 44;
@Native static final int kHintsTextAntialiasIndex = 45;
@Native static final int kHintsFractionalMetricsIndex = 46;
@Native static final int kHintsRenderingIndex = 47;
@Native static final int kHintsInterpolationIndex = 48;
// live resizing info
@Native static final int kCanDrawDuringLiveResizeIndex = 49;
@Native static final int kSizeOfParameters = kCanDrawDuringLiveResizeIndex + 1;
// for objectParameters
@Native static final int kClipCoordinatesIndex = 0;
@Native static final int kClipTypesIndex = 1;
@Native static final int kTextureImageIndex = 2;
@Native static final int kStrokeDashArrayIndex = 3;
@Native static final int kFontIndex = 4;
@Native static final int kFontPaintIndex = 5;
// possible state changes
@Native static final int kBoundsChangedBit = 1 << 0;
@Native static final int kBoundsNotChangedBit = ~kBoundsChangedBit;
@Native static final int kClipChangedBit = 1 << 1;
@Native static final int kClipNotChangedBit = ~kClipChangedBit;
@Native static final int kCTMChangedBit = 1 << 2;
@Native static final int kCTMNotChangedBit = ~kCTMChangedBit;
@Native static final int kColorChangedBit = 1 << 3;
@Native static final int kColorNotChangedBit = ~kColorChangedBit;
@Native static final int kCompositeChangedBit = 1 << 4;
@Native static final int kCompositeNotChangedBit = ~kCompositeChangedBit;
@Native static final int kStrokeChangedBit = 1 << 5;
@Native static final int kStrokeNotChangedBit = ~kStrokeChangedBit;
@Native static final int kHintsChangedBit = 1 << 6;
@Native static final int kHintsNotChangedBit = ~kHintsChangedBit;
@Native static final int kFontChangedBit = 1 << 7;
@Native static final int kFontNotChangedBit = ~kFontChangedBit;
@Native static final int kEverythingChangedFlag = 0xffffffff;
// possible color states
@Native static final int kColorSimple = 0;
@Native static final int kColorSystem = 1;
@Native static final int kColorGradient = 2;
@Native static final int kColorTexture = 3;
// possible gradient color states
@Native static final int kColorNonCyclic = 0;
@Native static final int kColorCyclic = 1;
// possible clip states
@Native static final int kClipRect = 0;
@Native static final int kClipShape = 1;
static int getRendererTypeForPrimitive(int primitiveType) {
switch (primitiveType) {
case kImage:
return kImage;
case kCopyArea:
return kCopyArea;
case kExternal:
return kExternal;
case kString:
case kGlyphs:
case kUnicodes:
return kText;
default:
return kPrimitive;
}
}
int fChangeFlag;
protected ByteBuffer fGraphicsStates = null;
IntBuffer fGraphicsStatesInt = null;
FloatBuffer fGraphicsStatesFloat = null;
LongBuffer fGraphicsStatesLong = null;
protected Object[] fGraphicsStatesObject = null;
Rectangle userBounds = new Rectangle();
float lastUserX = 0;
float lastUserY = 0;
float lastUserW = 0;
float lastUserH = 0;
void setUserBounds(SunGraphics2D sg2d, int x, int y, int width, int height) {
if ((lastUserX != x) || (lastUserY != y) || (lastUserW != width) || (lastUserH != height)) {
lastUserX = x;
lastUserY = y;
lastUserW = width;
lastUserH = height;
this.fGraphicsStatesInt.put(kBoundsXIndex, x);
this.fGraphicsStatesInt.put(kBoundsYIndex, y);
this.fGraphicsStatesInt.put(kBoundsWidthIndex, width);
this.fGraphicsStatesInt.put(kBoundsHeightIndex, height);
userBounds.setBounds(x, y, width, height);
this.fChangeFlag = (this.fChangeFlag | kBoundsChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kBoundsNotChangedBit);
}
}
static ByteBuffer getBufferOfSize(int size) {
ByteBuffer buffer = ByteBuffer.allocateDirect(size * 4);
buffer.order(ByteOrder.nativeOrder());
return buffer;
}
FloatBuffer clipCoordinatesArray = null;
IntBuffer clipTypesArray = null;
Shape lastClipShape = null;
float lastClipX = 0;
float lastClipY = 0;
float lastClipW = 0;
float lastClipH = 0;
void setupClip(SunGraphics2D sg2d) {
switch (sg2d.clipState) {
case SunGraphics2D.CLIP_DEVICE:
case SunGraphics2D.CLIP_RECTANGULAR: {
Region clip = sg2d.getCompClip();
float x = clip.getLoX();
float y = clip.getLoY();
float w = clip.getWidth();
float h = clip.getHeight();
if ((this.fGraphicsStatesInt.get(kClipStateIndex) != kClipRect) ||
(x != lastClipX) ||
(y != lastClipY) ||
(w != lastClipW) ||
(h != lastClipH)) {
this.fGraphicsStatesFloat.put(kClipXIndex, x);
this.fGraphicsStatesFloat.put(kClipYIndex, y);
this.fGraphicsStatesFloat.put(kClipWidthIndex, w);
this.fGraphicsStatesFloat.put(kClipHeightIndex, h);
lastClipX = x;
lastClipY = y;
lastClipW = w;
lastClipH = h;
this.fChangeFlag = (this.fChangeFlag | kClipChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kClipNotChangedBit);
}
this.fGraphicsStatesInt.put(kClipStateIndex, kClipRect);
break;
}
case SunGraphics2D.CLIP_SHAPE: {
// if (lastClipShape != sg2d.usrClip) shapes are mutable!, and doing "equals" traverses all
// the coordinates, so we might as well do all of it anyhow
lastClipShape = sg2d.usrClip;
GeneralPath gp = null;
if (sg2d.usrClip instanceof GeneralPath) {
gp = (GeneralPath) sg2d.usrClip;
} else {
gp = new GeneralPath(sg2d.usrClip);
}
int shapeLength = getPathLength(gp);
if ((clipCoordinatesArray == null) || (clipCoordinatesArray.capacity() < (shapeLength * 6))) {
clipCoordinatesArray = getBufferOfSize(shapeLength * 6).asFloatBuffer(); // segment can have a
// max of 6 coordinates
}
if ((clipTypesArray == null) || (clipTypesArray.capacity() < shapeLength)) {
clipTypesArray = getBufferOfSize(shapeLength).asIntBuffer();
}
int windingRule = getPathCoordinates(gp, clipCoordinatesArray, clipTypesArray);
this.fGraphicsStatesInt.put(kClipNumTypesIndex, clipTypesArray.position());
this.fGraphicsStatesInt.put(kClipNumCoordsIndex, clipCoordinatesArray.position());
this.fGraphicsStatesInt.put(kClipWindingRuleIndex, windingRule);
this.fGraphicsStatesObject[kClipTypesIndex] = clipTypesArray;
this.fGraphicsStatesObject[kClipCoordinatesIndex] = clipCoordinatesArray;
this.fChangeFlag = (this.fChangeFlag | kClipChangedBit);
this.fGraphicsStatesInt.put(kClipStateIndex, kClipShape);
break;
}
}
}
final double[] lastCTM = new double[6];
float lastCTMa = 0;
float lastCTMb = 0;
float lastCTMc = 0;
float lastCTMd = 0;
float lastCTMtx = 0;
float lastCTMty = 0;
void setupTransform(SunGraphics2D sg2d) {
sg2d.transform.getMatrix(lastCTM);
float a = (float) lastCTM[0];
float b = (float) lastCTM[1];
float c = (float) lastCTM[2];
float d = (float) lastCTM[3];
float tx = (float) lastCTM[4];
float ty = (float) lastCTM[5];
if (tx != lastCTMtx ||
ty != lastCTMty ||
a != lastCTMa ||
b != lastCTMb ||
c != lastCTMc ||
d != lastCTMd) {
this.fGraphicsStatesFloat.put(kCTMaIndex, a);
this.fGraphicsStatesFloat.put(kCTMbIndex, b);
this.fGraphicsStatesFloat.put(kCTMcIndex, c);
this.fGraphicsStatesFloat.put(kCTMdIndex, d);
this.fGraphicsStatesFloat.put(kCTMtxIndex, tx);
this.fGraphicsStatesFloat.put(kCTMtyIndex, ty);
lastCTMa = a;
lastCTMb = b;
lastCTMc = c;
lastCTMd = d;
lastCTMtx = tx;
lastCTMty = ty;
this.fChangeFlag = (this.fChangeFlag | kCTMChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kCTMNotChangedBit);
}
}
static AffineTransform sIdentityMatrix = new AffineTransform();
Paint lastPaint = null;
long lastPaintPtr = 0;
int lastPaintRGB = 0;
int lastPaintIndex = 0;
BufferedImage texturePaintImage = null;
void setupPaint(SunGraphics2D sg2d, int x, int y, int w, int h) {
if (sg2d.paint instanceof SystemColor) {
SystemColor color = (SystemColor) sg2d.paint;
int index = color.hashCode(); // depends on Color.java hashCode implementation! (returns "value" of color)
if ((this.fGraphicsStatesInt.get(kColorStateIndex) != kColorSystem) || (index != this.lastPaintIndex)) {
this.lastPaintIndex = index;
this.fGraphicsStatesInt.put(kColorStateIndex, kColorSystem);
this.fGraphicsStatesInt.put(kColorIndexValueIndex, index);
this.fChangeFlag = (this.fChangeFlag | kColorChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kColorNotChangedBit);
}
} else if (sg2d.paint instanceof Color) {
Color color = (Color) sg2d.paint;
int rgb = color.getRGB();
if ((this.fGraphicsStatesInt.get(kColorStateIndex) != kColorSimple) || (rgb != this.lastPaintRGB)) {
this.lastPaintRGB = rgb;
this.fGraphicsStatesInt.put(kColorStateIndex, kColorSimple);
this.fGraphicsStatesInt.put(kColorRGBValueIndex, rgb);
this.fChangeFlag = (this.fChangeFlag | kColorChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kColorNotChangedBit);
}
} else if (sg2d.paint instanceof GradientPaint) {
if ((this.fGraphicsStatesInt.get(kColorStateIndex) != kColorGradient) || (lastPaint != sg2d.paint)) {
GradientPaint color = (GradientPaint) sg2d.paint;
this.fGraphicsStatesInt.put(kColorStateIndex, kColorGradient);
this.fGraphicsStatesInt.put(kColorRGBValue1Index, color.getColor1().getRGB());
this.fGraphicsStatesInt.put(kColorRGBValue2Index, color.getColor2().getRGB());
this.fGraphicsStatesInt.put(kColorIsCyclicIndex, (color.isCyclic()) ? kColorCyclic : kColorNonCyclic);
Point2D p = color.getPoint1();
this.fGraphicsStatesFloat.put(kColorx1Index, (float) p.getX());
this.fGraphicsStatesFloat.put(kColory1Index, (float) p.getY());
p = color.getPoint2();
this.fGraphicsStatesFloat.put(kColorx2Index, (float) p.getX());
this.fGraphicsStatesFloat.put(kColory2Index, (float) p.getY());
this.fChangeFlag = (this.fChangeFlag | kColorChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kColorNotChangedBit);
}
} else if (sg2d.paint instanceof TexturePaint) {
if ((this.fGraphicsStatesInt.get(kColorStateIndex) != kColorTexture) || (lastPaint != sg2d.paint)) {
TexturePaint color = (TexturePaint) sg2d.paint;
this.fGraphicsStatesInt.put(kColorStateIndex, kColorTexture);
texturePaintImage = color.getImage();
SurfaceData textureSurfaceData = BufImgSurfaceData.createData(texturePaintImage);
this.fGraphicsStatesInt.put(kColorWidthIndex, texturePaintImage.getWidth());
this.fGraphicsStatesInt.put(kColorHeightIndex, texturePaintImage.getHeight());
Rectangle2D anchor = color.getAnchorRect();
this.fGraphicsStatesFloat.put(kColortxIndex, (float) anchor.getX());
this.fGraphicsStatesFloat.put(kColortyIndex, (float) anchor.getY());
this.fGraphicsStatesFloat.put(kColorsxIndex, (float) (anchor.getWidth() / texturePaintImage.getWidth()));
this.fGraphicsStatesFloat.put(kColorsyIndex, (float) (anchor.getHeight() / texturePaintImage.getHeight()));
this.fGraphicsStatesObject[kTextureImageIndex] = textureSurfaceData;
this.fChangeFlag = (this.fChangeFlag | kColorChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kColorNotChangedBit);
}
} else {
if ((this.fGraphicsStatesInt.get(kColorStateIndex) != kColorTexture) || (lastPaint != sg2d.paint) || ((this.fChangeFlag & kBoundsChangedBit) != 0)) {
PaintContext context = sg2d.paint.createContext(sg2d.getDeviceColorModel(), userBounds, userBounds, sIdentityMatrix, sg2d.getRenderingHints());
WritableRaster raster = (WritableRaster) (context.getRaster(userBounds.x, userBounds.y, userBounds.width, userBounds.height));
ColorModel cm = context.getColorModel();
texturePaintImage = new BufferedImage(cm, raster, cm.isAlphaPremultiplied(), null);
this.fGraphicsStatesInt.put(kColorStateIndex, kColorTexture);
this.fGraphicsStatesInt.put(kColorWidthIndex, texturePaintImage.getWidth());
this.fGraphicsStatesInt.put(kColorHeightIndex, texturePaintImage.getHeight());
this.fGraphicsStatesFloat.put(kColortxIndex, (float) userBounds.getX());
this.fGraphicsStatesFloat.put(kColortyIndex, (float) userBounds.getY());
this.fGraphicsStatesFloat.put(kColorsxIndex, 1.0f);
this.fGraphicsStatesFloat.put(kColorsyIndex, 1.0f);
this.fGraphicsStatesObject[kTextureImageIndex] = sun.awt.image.BufImgSurfaceData.createData(texturePaintImage);
context.dispose();
this.fChangeFlag = (this.fChangeFlag | kColorChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kColorNotChangedBit);
}
}
lastPaint = sg2d.paint;
}
Composite lastComposite;
int lastCompositeAlphaRule = 0;
float lastCompositeAlphaValue = 0;
void setupComposite(SunGraphics2D sg2d) {
Composite composite = sg2d.composite;
if (lastComposite != composite) {
lastComposite = composite;
// For composite state COMP_ISCOPY, COMP_XOR or COMP_CUSTOM set alpha compositor to COPY:
int alphaRule = AlphaComposite.SRC_OVER;
float alphaValue = 1.0f;
// For composite state COMP_ISCOPY composite could be null. If it's not (or composite state == COMP_ALPHA)
// get alpha compositor's values:
if ((sg2d.compositeState <= SunGraphics2D.COMP_ALPHA) && (composite != null)) {
AlphaComposite alphaComposite = (AlphaComposite) composite;
alphaRule = alphaComposite.getRule();
alphaValue = alphaComposite.getAlpha();
}
// 2-17-03 VL: [Radar 3174922]
// For COMP_XOR and COMP_CUSTOM compositing modes we should be setting alphaRule = AlphaComposite.SRC
// which should map to kCGCompositeCopy.
if ((lastCompositeAlphaRule != alphaRule) || (lastCompositeAlphaValue != alphaValue)) {
this.fGraphicsStatesInt.put(kCompositeRuleIndex, alphaRule);
this.fGraphicsStatesFloat.put(kCompositeValueIndex, alphaValue);
lastCompositeAlphaRule = alphaRule;
lastCompositeAlphaValue = alphaValue;
this.fChangeFlag = (this.fChangeFlag | kCompositeChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kCompositeNotChangedBit);
}
} else {
this.fChangeFlag = (this.fChangeFlag & kCompositeNotChangedBit);
}
}
BasicStroke lastStroke = null;
static BasicStroke defaultBasicStroke = new BasicStroke();
void setupStroke(SunGraphics2D sg2d) {
BasicStroke stroke = defaultBasicStroke;
if (sg2d.stroke instanceof BasicStroke) {
stroke = (BasicStroke) sg2d.stroke;
}
if (lastStroke != stroke) {
this.fGraphicsStatesObject[kStrokeDashArrayIndex] = stroke.getDashArray();
this.fGraphicsStatesFloat.put(kStrokeDashPhaseIndex, stroke.getDashPhase());
this.fGraphicsStatesInt.put(kStrokeCapIndex, stroke.getEndCap());
this.fGraphicsStatesInt.put(kStrokeJoinIndex, stroke.getLineJoin());
this.fGraphicsStatesFloat.put(kStrokeWidthIndex, stroke.getLineWidth());
this.fGraphicsStatesFloat.put(kStrokeLimitIndex, stroke.getMiterLimit());
this.fChangeFlag = (this.fChangeFlag | kStrokeChangedBit);
lastStroke = stroke;
} else {
this.fChangeFlag = (this.fChangeFlag & kStrokeNotChangedBit);
}
}
Font lastFont;
void setupFont(Font font, Paint paint) {
if (font == null) { return; }
// We have to setup the kFontPaintIndex if we have changed the color so we added the last
// test to see if the color has changed - needed for complex strings
// see Radar 3368674
if ((font != lastFont) || ((this.fChangeFlag & kColorChangedBit) != 0)) {
this.fGraphicsStatesObject[kFontIndex] = font;
this.fGraphicsStatesObject[kFontPaintIndex] = paint;
this.fChangeFlag = (this.fChangeFlag | kFontChangedBit);
lastFont = font;
} else {
this.fChangeFlag = (this.fChangeFlag & kFontNotChangedBit);
}
}
void setupRenderingHints(SunGraphics2D sg2d) {
boolean hintsChanged = false;
// Significant for draw, fill, text, and image ops:
int antialiasHint = sg2d.antialiasHint;
if (this.fGraphicsStatesInt.get(kHintsAntialiasIndex) != antialiasHint) {
this.fGraphicsStatesInt.put(kHintsAntialiasIndex, antialiasHint);
hintsChanged = true;
}
// Significant only for text ops:
int textAntialiasHint = sg2d.textAntialiasHint;
if (this.fGraphicsStatesInt.get(kHintsTextAntialiasIndex) != textAntialiasHint) {
this.fGraphicsStatesInt.put(kHintsTextAntialiasIndex, textAntialiasHint);
hintsChanged = true;
}
// Significant only for text ops:
int fractionalMetricsHint = sg2d.fractionalMetricsHint;
if (this.fGraphicsStatesInt.get(kHintsFractionalMetricsIndex) != fractionalMetricsHint) {
this.fGraphicsStatesInt.put(kHintsFractionalMetricsIndex, fractionalMetricsHint);
hintsChanged = true;
}
// Significant only for image ops:
int renderHint = sg2d.renderHint;
if (this.fGraphicsStatesInt.get(kHintsRenderingIndex) != renderHint) {
this.fGraphicsStatesInt.put(kHintsRenderingIndex, renderHint);
hintsChanged = true;
}
// Significant only for image ops:
Object hintValue = sg2d.getRenderingHint(RenderingHints.KEY_INTERPOLATION);
int interpolationHint = (hintValue != null ? ((SunHints.Value) hintValue).getIndex() : -1);
if (this.fGraphicsStatesInt.get(kHintsInterpolationIndex) != interpolationHint) {
this.fGraphicsStatesInt.put(kHintsInterpolationIndex, interpolationHint);
hintsChanged = true;
}
if (hintsChanged) {
this.fChangeFlag = (this.fChangeFlag | kHintsChangedBit);
} else {
this.fChangeFlag = (this.fChangeFlag & kHintsNotChangedBit);
}
}
SunGraphics2D sg2dCurrent = null;
Thread threadCurrent = null;
void setupGraphicsState(SunGraphics2D sg2d, int primitiveType) {
setupGraphicsState(sg2d, primitiveType, sg2d.font, 0, 0, fBounds.width, fBounds.height); // deviceBounds into userBounds
}
void setupGraphicsState(SunGraphics2D sg2d, int primitiveType, int x, int y, int w, int h) {
setupGraphicsState(sg2d, primitiveType, sg2d.font, x, y, w, h);
}
// the method below is overriden by CPeerSurface to check the last peer used to draw
// if the peer changed we finish lazy drawing
void setupGraphicsState(SunGraphics2D sg2d, int primitiveType, Font font, int x, int y, int w, int h) {
this.fChangeFlag = 0;
setUserBounds(sg2d, x, y, w, h);
Thread thread = Thread.currentThread();
if ((this.sg2dCurrent != sg2d) || (this.threadCurrent != thread)) {
this.sg2dCurrent = sg2d;
this.threadCurrent = thread;
setupClip(sg2d);
setupTransform(sg2d);
setupPaint(sg2d, x, y, w, h);
setupComposite(sg2d);
setupStroke(sg2d);
setupFont(font, sg2d.paint);
setupRenderingHints(sg2d);
this.fChangeFlag = kEverythingChangedFlag;
} else {
int rendererType = getRendererTypeForPrimitive(primitiveType);
setupClip(sg2d);
setupTransform(sg2d);
if (rendererType != kCopyArea) {
setupComposite(sg2d);
setupRenderingHints(sg2d);
if ((rendererType != kImage)) {
setupPaint(sg2d, x, y, w, h);
setupStroke(sg2d);
}
if (rendererType != kPrimitive) {
setupFont(font, sg2d.paint);
}
}
}
this.fGraphicsStatesInt.put(kChangeFlagIndex, this.fChangeFlag);
}
boolean isCustomPaint(SunGraphics2D sg2d) {
if ((sg2d.paint instanceof Color) || (sg2d.paint instanceof SystemColor) || (sg2d.paint instanceof GradientPaint) || (sg2d.paint instanceof TexturePaint)) { return false; }
return true;
}
final float[] segmentCoordinatesArray = new float[6];
int getPathLength(GeneralPath gp) {
int length = 0;
PathIterator pi = gp.getPathIterator(null);
while (pi.isDone() == false) {
pi.next();
length++;
}
return length;
}
int getPathCoordinates(GeneralPath gp, FloatBuffer coordinates, IntBuffer types) {
// System.err.println("getPathCoordinates");
boolean skip = false;
coordinates.clear();
types.clear();
int type;
PathIterator pi = gp.getPathIterator(null);
while (pi.isDone() == false) {
skip = false;
type = pi.currentSegment(segmentCoordinatesArray);
switch (type) {
case PathIterator.SEG_MOVETO:
// System.err.println(" SEG_MOVETO ("+segmentCoordinatesArray[0]+", "+segmentCoordinatesArray[1]+")");
if (segmentCoordinatesArray[0] < UPPER_BND && segmentCoordinatesArray[0] > LOWER_BND &&
segmentCoordinatesArray[1] < UPPER_BND && segmentCoordinatesArray[1] > LOWER_BND) {
coordinates.put(segmentCoordinatesArray[0]);
coordinates.put(segmentCoordinatesArray[1]);
} else {
skip = true;
}
break;
case PathIterator.SEG_LINETO:
// System.err.println(" SEG_LINETO ("+segmentCoordinatesArray[0]+", "+segmentCoordinatesArray[1]+")");
if (segmentCoordinatesArray[0] < UPPER_BND && segmentCoordinatesArray[0] > LOWER_BND &&
segmentCoordinatesArray[1] < UPPER_BND && segmentCoordinatesArray[1] > LOWER_BND) {
coordinates.put(segmentCoordinatesArray[0]);
coordinates.put(segmentCoordinatesArray[1]);
} else {
skip = true;
}
break;
case PathIterator.SEG_QUADTO:
// System.err.println(" SEG_QUADTO ("+segmentCoordinatesArray[0]+", "+segmentCoordinatesArray[1]+"), ("+segmentCoordinatesArray[2]+", "+segmentCoordinatesArray[3]+")");
if (segmentCoordinatesArray[0] < UPPER_BND && segmentCoordinatesArray[0] > LOWER_BND &&
segmentCoordinatesArray[1] < UPPER_BND && segmentCoordinatesArray[1] > LOWER_BND &&
segmentCoordinatesArray[2] < UPPER_BND && segmentCoordinatesArray[2] > LOWER_BND &&
segmentCoordinatesArray[3] < UPPER_BND && segmentCoordinatesArray[3] > LOWER_BND) {
coordinates.put(segmentCoordinatesArray[0]);
coordinates.put(segmentCoordinatesArray[1]);
coordinates.put(segmentCoordinatesArray[2]);
coordinates.put(segmentCoordinatesArray[3]);
} else {
skip = true;
}
break;
case PathIterator.SEG_CUBICTO:
// System.err.println(" SEG_QUADTO ("+segmentCoordinatesArray[0]+", "+segmentCoordinatesArray[1]+"), ("+segmentCoordinatesArray[2]+", "+segmentCoordinatesArray[3]+"), ("+segmentCoordinatesArray[4]+", "+segmentCoordinatesArray[5]+")");
if (segmentCoordinatesArray[0] < UPPER_BND && segmentCoordinatesArray[0] > LOWER_BND &&
segmentCoordinatesArray[1] < UPPER_BND && segmentCoordinatesArray[1] > LOWER_BND &&
segmentCoordinatesArray[2] < UPPER_BND && segmentCoordinatesArray[2] > LOWER_BND &&
segmentCoordinatesArray[3] < UPPER_BND && segmentCoordinatesArray[3] > LOWER_BND &&
segmentCoordinatesArray[4] < UPPER_BND && segmentCoordinatesArray[4] > LOWER_BND &&
segmentCoordinatesArray[5] < UPPER_BND && segmentCoordinatesArray[5] > LOWER_BND) {
coordinates.put(segmentCoordinatesArray[0]);
coordinates.put(segmentCoordinatesArray[1]);
coordinates.put(segmentCoordinatesArray[2]);
coordinates.put(segmentCoordinatesArray[3]);
coordinates.put(segmentCoordinatesArray[4]);
coordinates.put(segmentCoordinatesArray[5]);
} else {
skip = true;
}
break;
case PathIterator.SEG_CLOSE:
// System.err.println(" SEG_CLOSE");
break;
}
if (!skip) {
types.put(type);
}
pi.next();
}
return pi.getWindingRule();
}
public void doLine(CRenderer renderer, SunGraphics2D sg2d, float x1, float y1, float x2, float y2) {
// System.err.println("-- doLine x1="+x1+" y1="+y1+" x2="+x2+" y2="+y2+" paint="+sg2d.paint);
setupGraphicsState(sg2d, kLine, sg2d.font, 0, 0, fBounds.width, fBounds.height);
renderer.doLine(this, x1, y1, x2, y2);
}
public void doRect(CRenderer renderer, SunGraphics2D sg2d, float x, float y, float width, float height, boolean isfill) {
// System.err.println("-- doRect x="+x+" y="+y+" w="+width+" h="+height+" isfill="+isfill+" paint="+sg2d.paint);
if ((isfill) && (isCustomPaint(sg2d))) {
setupGraphicsState(sg2d, kRect, (int) x, (int) y, (int) width, (int) height);
} else {
setupGraphicsState(sg2d, kRect, sg2d.font, 0, 0, fBounds.width, fBounds.height);
}
renderer.doRect(this, x, y, width, height, isfill);
}
public void doRoundRect(CRenderer renderer, SunGraphics2D sg2d, float x, float y, float width, float height, float arcW, float arcH, boolean isfill) {
// System.err.println("--- doRoundRect");
if ((isfill) && (isCustomPaint(sg2d))) {
setupGraphicsState(sg2d, kRoundRect, (int) x, (int) y, (int) width, (int) height);
} else {
setupGraphicsState(sg2d, kRoundRect, sg2d.font, 0, 0, fBounds.width, fBounds.height);
}
renderer.doRoundRect(this, x, y, width, height, arcW, arcH, isfill);
}
public void doOval(CRenderer renderer, SunGraphics2D sg2d, float x, float y, float width, float height, boolean isfill) {
// System.err.println("--- doOval");
if ((isfill) && (isCustomPaint(sg2d))) {
setupGraphicsState(sg2d, kOval, (int) x, (int) y, (int) width, (int) height);
} else {
setupGraphicsState(sg2d, kOval, sg2d.font, 0, 0, fBounds.width, fBounds.height);
}
renderer.doOval(this, x, y, width, height, isfill);
}
public void doArc(CRenderer renderer, SunGraphics2D sg2d, float x, float y, float width, float height, float startAngle, float arcAngle, int type, boolean isfill) {
// System.err.println("--- doArc");
if ((isfill) && (isCustomPaint(sg2d))) {
setupGraphicsState(sg2d, kArc, (int) x, (int) y, (int) width, (int) height);
} else {
setupGraphicsState(sg2d, kArc, sg2d.font, 0, 0, fBounds.width, fBounds.height);
}
renderer.doArc(this, x, y, width, height, startAngle, arcAngle, type, isfill);
}
public void doPolygon(CRenderer renderer, SunGraphics2D sg2d, int xpoints[], int ypoints[], int npoints, boolean ispolygon, boolean isfill) {
// System.err.println("--- doPolygon");
if ((isfill) && (isCustomPaint(sg2d))) {
int minx = xpoints[0];
int miny = ypoints[0];
int maxx = minx;
int maxy = miny;
for (int i = 1; i < npoints; i++) {
int x = xpoints[i];
if (x < minx) {
minx = x;
} else if (x > maxx) {
maxx = x;
}
int y = ypoints[i];
if (y < miny) {
miny = y;
} else if (y > maxy) {
maxy = y;
}
}
setupGraphicsState(sg2d, kPolygon, minx, miny, maxx - minx, maxy - miny);
} else {
setupGraphicsState(sg2d, kPolygon, sg2d.font, 0, 0, fBounds.width, fBounds.height);
}
renderer.doPoly(this, xpoints, ypoints, npoints, ispolygon, isfill);
}
FloatBuffer shapeCoordinatesArray = null;
IntBuffer shapeTypesArray = null;
public void drawfillShape(CRenderer renderer, SunGraphics2D sg2d, GeneralPath gp, boolean isfill, boolean shouldApplyOffset) {
// System.err.println("--- drawfillShape");
if ((isfill) && (isCustomPaint(sg2d))) {
Rectangle bounds = gp.getBounds();
setupGraphicsState(sg2d, kShape, bounds.x, bounds.y, bounds.width, bounds.height);
} else {
setupGraphicsState(sg2d, kShape, sg2d.font, 0, 0, fBounds.width, fBounds.height);
}
int shapeLength = getPathLength(gp);
if ((shapeCoordinatesArray == null) || (shapeCoordinatesArray.capacity() < (shapeLength * 6))) {
shapeCoordinatesArray = getBufferOfSize(shapeLength * 6).asFloatBuffer(); // segment can have a max of 6
// coordinates
}
if ((shapeTypesArray == null) || (shapeTypesArray.capacity() < shapeLength)) {
shapeTypesArray = getBufferOfSize(shapeLength).asIntBuffer();
}
int windingRule = getPathCoordinates(gp, shapeCoordinatesArray, shapeTypesArray);
renderer.doShape(this, shapeLength, shapeCoordinatesArray, shapeTypesArray, windingRule, isfill, shouldApplyOffset);
}
public void blitImage(CRenderer renderer, SunGraphics2D sg2d, SurfaceData img, boolean fliph, boolean flipv, int sx, int sy, int sw, int sh, int dx, int dy, int dw, int dh, Color bgColor) {
// System.err.println("--- blitImage sx="+sx+", sy="+sy+", sw="+sw+", sh="+sh+", img="+img);
OSXOffScreenSurfaceData osxsd = (OSXOffScreenSurfaceData) img;
synchronized (osxsd.getLockObject()) {
int w = osxsd.bim.getWidth();
int h = osxsd.bim.getHeight();
// the image itself can have outstanding graphics primitives that might need to be flushed
setupGraphicsState(sg2d, kImage, sg2d.font, 0, 0, fBounds.width, fBounds.height);
// 04/06/04 cmc: radr://3612381 Graphics.drawImage ignores bgcolor parameter
if (bgColor != null) {
img = osxsd.getCopyWithBgColor(bgColor);
}
renderer.doImage(this, img, fliph, flipv, w, h, sx, sy, sw, sh, dx, dy, dw, dh);
}
}
public interface CGContextDrawable {
public void drawIntoCGContext(final long cgContext);
}
public void drawString(CTextPipe renderer, SunGraphics2D sg2d, long nativeStrikePtr, String str, double x, double y) {
// System.err.println("--- drawString str=\""+str+"\"");
// see <rdar://problem/3825795>. We don't want to call anything if the string is empty!
if (str.length() == 0) { return; }
setupGraphicsState(sg2d, kString, sg2d.font, 0, 0, fBounds.width, fBounds.height);
renderer.doDrawString(this, nativeStrikePtr, str, x, y);
}
public void drawGlyphs(CTextPipe renderer, SunGraphics2D sg2d, long nativeStrikePtr, GlyphVector gv, float x, float y) {
// System.err.println("--- drawGlyphs");
setupGraphicsState(sg2d, kGlyphs, gv.getFont(), 0, 0, fBounds.width, fBounds.height);
renderer.doDrawGlyphs(this, nativeStrikePtr, gv, x, y);
}
public void drawUnicodes(CTextPipe renderer, SunGraphics2D sg2d, long nativeStrikePtr, char unicodes[], int offset, int length, float x, float y) {
// System.err.println("--- drawUnicodes "+(new String(unicodes, offset, length)));
setupGraphicsState(sg2d, kUnicodes, sg2d.font, 0, 0, fBounds.width, fBounds.height);
if (length == 1) {
renderer.doOneUnicode(this, nativeStrikePtr, unicodes[offset], x, y);
} else {
renderer.doUnicodes(this, nativeStrikePtr, unicodes, offset, length, x, y);
}
}
// used by copyArea:
Rectangle srcCopyAreaRect = new Rectangle();
Rectangle dstCopyAreaRect = new Rectangle();
Rectangle finalCopyAreaRect = new Rectangle();
Rectangle copyAreaBounds = new Rectangle();
void intersection(Rectangle r1, Rectangle r2, Rectangle r3) {
// this code is taken from Rectangle.java (modified to put results in r3)
int tx1 = r1.x;
int ty1 = r1.y;
long tx2 = tx1 + r1.width;
long ty2 = ty1 + r1.height;
int rx1 = r2.x;
int ry1 = r2.y;
long rx2 = rx1 + r2.width;
long ry2 = ry1 + r2.height;
if (tx1 < rx1) tx1 = rx1;
if (ty1 < ry1) ty1 = ry1;
if (tx2 > rx2) tx2 = rx2;
if (ty2 > ry2) ty2 = ry2;
tx2 -= tx1;
ty2 -= ty1;
// tx2,ty2 will never overflow (they will never be
// larger than the smallest of the two source w,h)
// they might underflow, though...
if (tx2 < Integer.MIN_VALUE) tx2 = Integer.MIN_VALUE;
if (ty2 < Integer.MIN_VALUE) ty2 = Integer.MIN_VALUE;
r3.setBounds(tx1, ty1, (int) tx2, (int) ty2);
}
/**
* Clips the copy area to the heavywieght bounds and returns the cliped rectangle. The tricky part here is the the
* passed arguments x, y are in the coordinate space of the sg2d/lightweight comp. In order to do the clipping we
* translate them to the coordinate space of the surface, and the returned clipped rectangle is in the coordinate
* space of the surface.
*/
protected Rectangle clipCopyArea(SunGraphics2D sg2d, int x, int y, int w, int h, int dx, int dy) {
// we need to clip against the heavyweight bounds
copyAreaBounds.setBounds(sg2d.devClip.getLoX(), sg2d.devClip.getLoY(), sg2d.devClip.getWidth(), sg2d.devClip.getHeight());
// put src rect into surface coordinate space
x += sg2d.transX;
y += sg2d.transY;
// clip src rect
srcCopyAreaRect.setBounds(x, y, w, h);
intersection(srcCopyAreaRect, copyAreaBounds, srcCopyAreaRect);
if ((srcCopyAreaRect.width <= 0) || (srcCopyAreaRect.height <= 0)) {
// src rect outside bounds
return null;
}
// clip dst rect
dstCopyAreaRect.setBounds(srcCopyAreaRect.x + dx, srcCopyAreaRect.y + dy, srcCopyAreaRect.width, srcCopyAreaRect.height);
intersection(dstCopyAreaRect, copyAreaBounds, dstCopyAreaRect);
if ((dstCopyAreaRect.width <= 0) || (dstCopyAreaRect.height <= 0)) {
// dst rect outside clip
return null;
}
x = dstCopyAreaRect.x - dx;
y = dstCopyAreaRect.y - dy;
w = dstCopyAreaRect.width;
h = dstCopyAreaRect.height;
finalCopyAreaRect.setBounds(x, y, w, h);
return finalCopyAreaRect;
}
// <rdar://3785539> We only need to mark dirty on screen surfaces. This method is
// marked as protected and it is intended for subclasses to override if they need to
// be notified when the surface is dirtied. See CPeerSurfaceData.markDirty() for implementation.
// We don't do anything for buffered images.
protected void markDirty(boolean markAsDirty) {
// do nothing by default
}
// LazyDrawing optimization implementation:
@Override
public boolean canRenderLCDText(SunGraphics2D sg2d) {
if (sg2d.compositeState <= SunGraphics2D.COMP_ISCOPY &&
sg2d.paintState <= SunGraphics2D.PAINT_ALPHACOLOR &&
sg2d.clipState <= SunGraphics2D.CLIP_RECTANGULAR &&
// sg2d.surfaceData.getTransparency() == Transparency.OPAQUE &&
// This last test is a workaround until we fix loop selection
// in the pipe validation
sg2d.antialiasHint != SunHints.INTVAL_ANTIALIAS_ON) { return true; }
return false; /* for now - in the future we may want to search */
}
public static boolean IsSimpleColor(Object c) {
return ((c instanceof Color) || (c instanceof SystemColor) || (c instanceof javax.swing.plaf.ColorUIResource));
}
static {
if ((kColorPointerIndex % 2) != 0) {
System.err.println("kColorPointerIndex=" + kColorPointerIndex + " is NOT aligned for 64 bit");
System.exit(0);
}
}
}
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