JDK14/Java14源码在线阅读
/*
* Copyright (c) 2011, 2012, 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
* or visit www.oracle.com if you need additional information or have any
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*/
#import "java_awt_image_BufferedImage.h"
#import "java_awt_geom_PathIterator.h"
#import "sun_java2d_OSXSurfaceData.h"
#import <stdio.h>
#import <JavaNativeFoundation/JavaNativeFoundation.h>
#import "ImageSurfaceData.h"
//#define DEBUG 1
#if defined DEBUG
#define QUARTZ_RENDERER_INLINE
#define PRINT(msg) {fprintf(stderr, "%s\n", msg);fflush(stderr);}
#else
#define QUARTZ_RENDERER_INLINE static inline
#define PRINT(msg) {}
#endif
// Copied the following from Math.java
#define PI 3.14159265358979323846f
#define BATCHED_POINTS_SIZE 1024
// same value as defined in Sun's own code
#define XOR_ALPHA_CUTOFF 128
static CGFloat gRoundRectCtrlpts[10][12] =
{
{0.0f, 0.0f, 0.0f, 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f},
{0.0f, 0.0f, 1.0f, -0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f},
{0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.5f, 1.0f, 0.0f},
{1.0f, -0.5f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f},
{1.0f, 0.0f, 1.0f, 0.0f, 1.0f, 0.0f, 1.0f, 0.0f, 1.0f, 0.0f, 1.0f, -0.5f},
{1.0f, 0.0f, 0.0f, 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f},
{1.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 1.0f, -0.5f, 0.0f, 0.0f},
{0.0f, 0.5f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f},
{0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.5f},
{0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f},
};
CG_EXTERN CGRect CGRectApplyAffineTransform(CGRect rect, CGAffineTransform t);
CGRect sanitizedRect(CGFloat x1, CGFloat y1, CGFloat x2, CGFloat y2) {
CGFloat temp;
if (x1 > x2) {
temp = x2;
x2 = x1;
x1 = temp;
}
if (y1 > y2) {
temp = y2;
y2 = y1;
y1 = temp;
}
return CGRectMake(x1, y1, x2-x1, y2-y1);
}
QUARTZ_RENDERER_INLINE SDRenderType doLineUsingCG(CGContextRef cgRef, CGFloat x1, CGFloat y1, CGFloat x2, CGFloat y2, BOOL simple, CGFloat offsetX, CGFloat offsetY)
{
//fprintf(stderr, "doLine start=(%f, %f), end=(%f, %f), linewidth:%f, offsetX:%f, offsetY:%f\n", x1, y1, x2, y2, CGContextGetLineWidth(cgRef), offsetX, offsetY);
SDRenderType renderType = SD_Nothing;
if (simple == YES)
{
struct CGPoint oneLinePoints[2];
oneLinePoints[0] = CGPointMake(x1+offsetX, y1+offsetY);
oneLinePoints[1] = CGPointMake(x2+offsetX, y2+offsetY);
CGContextStrokeLineSegments(cgRef, oneLinePoints, 2);
renderType = SD_Nothing;
}
else
{
CGContextMoveToPoint(cgRef, x1+offsetX, y1+offsetY);
CGContextAddLineToPoint(cgRef, x2+offsetX, y2+offsetY);
renderType = SD_Stroke;
}
return renderType;
}
QUARTZ_RENDERER_INLINE SDRenderType doLine(QuartzSDOps *qsdo, CGFloat x1, CGFloat y1, CGFloat x2, CGFloat y2)
{
PRINT(" doLine")
if (YES)
{
return doLineUsingCG(qsdo->cgRef, x1, y1, x2, y2,
qsdo->graphicsStateInfo.simpleStroke, qsdo->graphicsStateInfo.offsetX, qsdo->graphicsStateInfo.offsetY);
}
// here we can add other implementations (ex. using QuickDraw, OpenGL, etc.)
}
QUARTZ_RENDERER_INLINE SDRenderType doRectUsingCG(CGContextRef cgRef, CGFloat x, CGFloat y, CGFloat w, CGFloat h, BOOL fill, BOOL simple, CGFloat offsetX, CGFloat offsetY)
{
//fprintf(stderr, "doRect point=(%f, %f), size=(%f, %f), offsets=(%f, %f) fill=%d simple=%d\n", x, y, w, h, offsetX, offsetY, fill, simple);
//CGRect clip = CGContextGetClipBoundingBox(cgRef);
//fprintf(stderr, " clip: ((%f, %f), (%f, %f))\n", clip.origin.x, clip.origin.y, clip.size.width, clip.size.height);
//CGAffineTransform ctm = CGContextGetCTM(cgRef);
//fprintf(stderr, " ctm: (%f, %f, %f, %f, %f, %f)\n", ctm.a, ctm.b, ctm.c, ctm.d, ctm.tx, ctm.ty);
SDRenderType renderType = SD_Nothing;
if (fill == YES)
{
if (simple == YES)
{
CGContextFillRect(cgRef, CGRectMake(x, y, w, h));
renderType = SD_Nothing;
}
else
{
CGContextAddRect(cgRef, CGRectMake(x, y, w, h));
renderType = SD_Fill;
}
}
else
{
if (simple == YES)
{
CGContextStrokeRect(cgRef, CGRectMake(x+offsetX, y+offsetY, w, h));
renderType = SD_Nothing;
}
else
{
CGContextAddRect(cgRef, CGRectMake(x+offsetX, y+offsetY, w, h));
renderType = SD_Stroke;
}
}
return renderType;
}
QUARTZ_RENDERER_INLINE SDRenderType doRect(QuartzSDOps *qsdo, CGFloat x, CGFloat y, CGFloat w, CGFloat h, BOOL fill)
{
PRINT(" doRect")
if (YES)
{
return doRectUsingCG(qsdo->cgRef, x, y, w, h, fill,
qsdo->graphicsStateInfo.simpleStroke, qsdo->graphicsStateInfo.offsetX, qsdo->graphicsStateInfo.offsetY);
}
// here we can add other implementations (ex. using QuickDraw, OpenGL, etc.)
}
// from RoundRectIterator.java
QUARTZ_RENDERER_INLINE SDRenderType doRoundRectUsingCG(CGContextRef cgRef, CGFloat x, CGFloat y, CGFloat w, CGFloat h, CGFloat arcWidth, CGFloat arcHeight, BOOL fill, CGFloat offsetX, CGFloat offsetY)
{
SDRenderType renderType = SD_Nothing;
if (fill == YES)
{
renderType = SD_Fill;
}
else
{
renderType = SD_Stroke;
}
// radr://3593731 RoundRects with corner width/height of 0 don't draw
arcWidth = (arcWidth > 0.0f) ? arcWidth : 0.0f;
arcHeight = (arcHeight > 0.0f) ? arcHeight : 0.0f;
CGFloat aw = (w < arcWidth) ? w : arcWidth;
CGFloat ah = (h < arcHeight) ? h : arcHeight;
CGFloat *ctrls, p1, q1, p2, q2, p3, q3;
ctrls = gRoundRectCtrlpts[0];
p1 = (x + ctrls[0] * w + ctrls[1] * aw);
q1 = (y + ctrls[2] * h + ctrls[3] * ah);
CGContextMoveToPoint(cgRef, p1+offsetX, q1+offsetY);
ctrls = gRoundRectCtrlpts[1];
p1 = (x + ctrls[0] * w + ctrls[1] * aw);
q1 = (y + ctrls[2] * h + ctrls[3] * ah);
CGContextAddLineToPoint(cgRef, p1+offsetX, q1+offsetY);
ctrls = gRoundRectCtrlpts[2];
p1 = (x + ctrls[0] * w + ctrls[1] * aw);
q1 = (y + ctrls[2] * h + ctrls[3] * ah);
p2 = (x + ctrls[4] * w + ctrls[5] * aw);
q2 = (y + ctrls[6] * h + ctrls[7] * ah);
p3 = (x + ctrls[8] * w + ctrls[9] * aw);
q3 = (y + ctrls[10] * h + ctrls[11] * ah);
CGContextAddCurveToPoint(cgRef, p1+offsetX, q1+offsetY, p2+offsetX, q2+offsetY, p3+offsetX, q3+offsetY);
ctrls = gRoundRectCtrlpts[3];
p1 = (x + ctrls[0] * w + ctrls[1] * aw);
q1 = (y + ctrls[2] * h + ctrls[3] * ah);
CGContextAddLineToPoint(cgRef, p1+offsetX, q1+offsetY);
ctrls = gRoundRectCtrlpts[4];
p1 = (x + ctrls[0] * w + ctrls[1] * aw);
q1 = (y + ctrls[2] * h + ctrls[3] * ah);
p2 = (x + ctrls[4] * w + ctrls[5] * aw);
q2 = (y + ctrls[6] * h + ctrls[7] * ah);
p3 = (x + ctrls[8] * w + ctrls[9] * aw);
q3 = (y + ctrls[10] * h + ctrls[11] * ah);
CGContextAddCurveToPoint(cgRef, p1+offsetX, q1+offsetY, p2+offsetX, q2+offsetY, p3+offsetX, q3+offsetY);
ctrls = gRoundRectCtrlpts[5];
p1 = (x + ctrls[0] * w + ctrls[1] * aw);
q1 = (y + ctrls[2] * h + ctrls[3] * ah);
CGContextAddLineToPoint(cgRef, p1+offsetX, q1+offsetY);
ctrls = gRoundRectCtrlpts[6];
p1 = (x + ctrls[0] * w + ctrls[1] * aw);
q1 = (y + ctrls[2] * h + ctrls[3] * ah);
p2 = (x + ctrls[4] * w + ctrls[5] * aw);
q2 = (y + ctrls[6] * h + ctrls[7] * ah);
p3 = (x + ctrls[8] * w + ctrls[9] * aw);
q3 = (y + ctrls[10] * h + ctrls[11] * ah);
CGContextAddCurveToPoint(cgRef, p1+offsetX, q1+offsetY, p2+offsetX, q2+offsetY, p3+offsetX, q3+offsetY);
ctrls = gRoundRectCtrlpts[7];
p1 = (x + ctrls[0] * w + ctrls[1] * aw);
q1 = (y + ctrls[2] * h + ctrls[3] * ah);
CGContextAddLineToPoint(cgRef, p1+offsetX, q1+offsetY);
ctrls = gRoundRectCtrlpts[8];
p1 = (x + ctrls[0] * w + ctrls[1] * aw);
q1 = (y + ctrls[2] * h + ctrls[3] * ah);
p2 = (x + ctrls[4] * w + ctrls[5] * aw);
q2 = (y + ctrls[6] * h + ctrls[7] * ah);
p3 = (x + ctrls[8] * w + ctrls[9] * aw);
q3 = (y + ctrls[10] * h + ctrls[11] * ah);
CGContextAddCurveToPoint(cgRef, p1+offsetX, q1+offsetY, p2+offsetX, q2+offsetY, p3+offsetX, q3+offsetY);
CGContextClosePath(cgRef);
return renderType;
}
QUARTZ_RENDERER_INLINE SDRenderType doRoundRect(QuartzSDOps *qsdo, CGFloat x, CGFloat y, CGFloat w, CGFloat h, CGFloat arcWidth, CGFloat arcHeight, BOOL fill)
{
PRINT(" doRoundRect")
if (YES)
{
return doRoundRectUsingCG(qsdo->cgRef, x, y, w, h, arcWidth, arcHeight, fill,
qsdo->graphicsStateInfo.offsetX, qsdo->graphicsStateInfo.offsetY);
}
// here we can add other implementations (ex. using QuickDraw, OpenGL, etc.)
}
// from EllipseIterator.java
QUARTZ_RENDERER_INLINE SDRenderType doOvalUsingCG(CGContextRef cgRef, CGFloat x, CGFloat y, CGFloat w, CGFloat h, BOOL fill, BOOL simple, CGFloat offsetX, CGFloat offsetY)
{
SDRenderType renderType = SD_Nothing;
if (simple == YES)
{
if (fill == YES)
{
CGContextFillEllipseInRect(cgRef, CGRectMake(x+offsetX, y+offsetY, w, h));
}
else
{
CGContextStrokeEllipseInRect(cgRef, CGRectMake(x+offsetX, y+offsetY, w, h));
}
}
else
{
if (fill == YES)
{
renderType = SD_Fill;
}
else
{
renderType = SD_Stroke;
}
CGContextAddEllipseInRect(cgRef, CGRectMake(x+offsetX, y+offsetY, w, h));
}
return renderType;
}
QUARTZ_RENDERER_INLINE SDRenderType doOval(QuartzSDOps *qsdo, CGFloat x, CGFloat y, CGFloat w, CGFloat h, BOOL fill)
{
PRINT(" doOval")
if (YES)
{
return doOvalUsingCG(qsdo->cgRef, x, y, w, h, fill,
qsdo->graphicsStateInfo.simpleStroke, qsdo->graphicsStateInfo.offsetX, qsdo->graphicsStateInfo.offsetY);
}
// here we can add other implementations (ex. using QuickDraw, OpenGL, etc.)
}
// from ArcIterator.java
QUARTZ_RENDERER_INLINE CGFloat btan(CGFloat increment)
{
increment /= 2.0f;
CGFloat a = 1.0f - cos(increment);
CGFloat b = tan(increment);
CGFloat c = sqrt(1.0f + b * b) - 1.0f + a;
return 4.0f / 3.0f * a * b / c;
}
QUARTZ_RENDERER_INLINE SDRenderType doArcUsingCG(CGContextRef cgRef, CGFloat x, CGFloat y, CGFloat w, CGFloat h, CGFloat angleStart, CGFloat angleExtent, jint arcType, BOOL fill, CGFloat offsetX, CGFloat offsetY)
{
//fprintf(stderr, "doArc\n");
SDRenderType renderType = SD_Nothing;
if (fill == YES)
{
renderType = SD_Fill;
}
else
{
renderType = SD_Stroke;
}
CGFloat angStRad, angExtDeg;
jint arcSegs;
jint lineSegs;
jint index = 1;
w = w / 2.0f;
h = h / 2.0f;
x = x + w;
y = y + h;
angStRad = -(angleStart / 180.0f * PI);
angExtDeg = -angleExtent;
CGFloat ext = (angExtDeg>0) ? angExtDeg : -angExtDeg;
if (ext >= 360.0f)
{
arcSegs = 4;
}
else
{
arcSegs = (jint)ceil(ext/90.0f);
}
switch (arcType)
{
case 0:
lineSegs = 0;
break;
case 1:
lineSegs = 1;
break;
case 2:
lineSegs = 2;
break;
}
if (w < 0 || h < 0)
{
arcSegs = lineSegs = -1;
}
CGFloat angle = angStRad;
CGContextMoveToPoint(cgRef, (x + cos(angle) * w)+offsetX, (y + sin(angle) * h)+offsetY);
CGFloat increment = angExtDeg;
if (increment > 360.0f)
{
increment = 360.0f;
}
else if (increment < -360.0f)
{
increment = -360.0f;
}
increment /= arcSegs;
increment = (increment / 180.0f * PI);
CGFloat z = btan(increment);
CGFloat angleBase = angle;
CGFloat p1, q1, p2, q2, p3, q3;
while (index <= arcSegs)
{
angle = angleBase + increment * (index - 1);
CGFloat relx = cos(angle);
CGFloat rely = sin(angle);
p1 = (x + (relx - z * rely) * w);
q1 = (y + (rely + z * relx) * h);
angle += increment;
relx = cos(angle);
rely = sin(angle);
p2 = (x + (relx + z * rely) * w);
q2 = (y + (rely - z * relx) * h);
p3 = (x + relx * w);
q3 = (y + rely * h);
CGContextAddCurveToPoint(cgRef, p1+offsetX, q1+offsetY, p2+offsetX, q2+offsetY, p3+offsetX, q3+offsetY);
index++;
}
switch (arcType)
{
case 1:
CGContextClosePath(cgRef);
break;
case 2:
CGContextAddLineToPoint(cgRef, x+offsetX, y+offsetY);
CGContextClosePath(cgRef);
break;
default:
break;
}
return renderType;
}
QUARTZ_RENDERER_INLINE SDRenderType doArc(QuartzSDOps *qsdo, CGFloat x, CGFloat y, CGFloat w, CGFloat h, CGFloat angleStart, CGFloat angleExtent, jint arcType, BOOL fill)
{
PRINT(" doArc")
if (YES)
{
return doArcUsingCG(qsdo->cgRef, x, y, w, h, angleStart, angleExtent, arcType, fill,
qsdo->graphicsStateInfo.offsetX, qsdo->graphicsStateInfo.offsetY);
}
// here we can add other implementations (ex. using QuickDraw, OpenGL, etc.)
}
QUARTZ_RENDERER_INLINE SDRenderType doPolyUsingCG(JNIEnv *env, CGContextRef cgRef, jintArray xpointsarray, jintArray ypointsarray, jint npoints, BOOL polygon, BOOL fill, CGFloat offsetX, CGFloat offsetY)
{
SDRenderType renderType = SD_Nothing;
if (xpointsarray == NULL || ypointsarray == NULL) {
return SD_Nothing;
}
if (npoints > 1)
{
if (fill == YES)
{
renderType = SD_Fill;
}
else
{
renderType = SD_Stroke;
}
jint i;
jint* xpoints = (jint*)(*env)->GetPrimitiveArrayCritical(env, xpointsarray, NULL);
if (xpoints == NULL) {
return SD_Nothing;
}
jint* ypoints = (jint*)(*env)->GetPrimitiveArrayCritical(env, ypointsarray, NULL);
if (ypoints == NULL) {
(*env)->ReleasePrimitiveArrayCritical(env, xpointsarray, xpoints, 0);
return SD_Nothing;
}
CGContextMoveToPoint(cgRef, xpoints[0]+offsetX, ypoints[0]+offsetY);
for (i=1; i<npoints; i++)
{
CGContextAddLineToPoint(cgRef, xpoints[i]+offsetX, ypoints[i]+offsetY);
}
if (polygon == YES)
{
if ((xpoints[0] != xpoints[npoints-1]) || (ypoints[0] != ypoints[npoints-1])) // according to the specs (only applies to polygons, not polylines)
{
CGContextAddLineToPoint(cgRef, xpoints[0]+offsetX, ypoints[0]+offsetY);
}
}
(*env)->ReleasePrimitiveArrayCritical(env, ypointsarray, ypoints, 0);
(*env)->ReleasePrimitiveArrayCritical(env, xpointsarray, xpoints, 0);
}
return renderType;
}
QUARTZ_RENDERER_INLINE SDRenderType doPoly(JNIEnv *env, QuartzSDOps *qsdo, jintArray xpointsarray, jintArray ypointsarray, jint npoints, BOOL polygon, BOOL fill)
{
PRINT(" doPoly")
if (YES)
{
return doPolyUsingCG(env, qsdo->cgRef, xpointsarray, ypointsarray, npoints, polygon, fill,
qsdo->graphicsStateInfo.offsetX, qsdo->graphicsStateInfo.offsetY);
}
// here we can add other implementations (ex. using QuickDraw, OpenGL, etc.)
}
SDRenderType doShape(QuartzSDOps *qsdo, jint *types, jfloat *coords, jint numtypes, BOOL fill, BOOL shouldApplyOffset)
{
PRINT(" doShape")
if (YES)
{
CGFloat offsetX = 0.0f;
CGFloat offsetY = 0.0f;
if (shouldApplyOffset)
{
offsetX = qsdo->graphicsStateInfo.offsetX;
offsetY = qsdo->graphicsStateInfo.offsetY;
}
return DoShapeUsingCG(qsdo->cgRef, types, coords, numtypes, fill, offsetX, offsetY); // defined in QuartzSurfaceData.m
}
// here we can add other implementations (ex. using QuickDraw, OpenGL, etc.)
}
QUARTZ_RENDERER_INLINE void doImageCG(JNIEnv *env, CGContextRef cgRef, jobject imageSurfaceData,
jint interpolation, BOOL fliph, BOOL flipv, jint w, jint h, jint sx, jint sy, jint sw, jint sh, jint dx, jint dy, jint dw, jint dh)
{
//fprintf(stderr, "doImageCG\n");
//fprintf(stderr, " flip:(%d, %d), size:(%d, %d), src:(%d, %d, %d, %d), dst:(%d, %d, %d, %d)\n", (jint)fliph, (jint)flipv, w, h, sx, sy, sw, sh, dx, dy, dw, dh);
// gznote: need to handle interpolation
ImageSDOps* isdo = LockImage(env, imageSurfaceData);
CGFloat a = 1.0f;
CGFloat b = 0.0f;
CGFloat c = 0.0f;
CGFloat d = -1.0f;
CGFloat tx = dx;
CGFloat ty = dy+dh;
if (flipv == YES)
{
d = 1.0f;
ty -= dh;
}
if (fliph == YES)
{
a = -1.0f;
tx += dw;
}
makeSureImageIsCreated(isdo);
CGContextSaveGState(cgRef);
CGContextConcatCTM(cgRef, CGAffineTransformMake(a, b, c, d, tx, ty));
jint alphaInfo = isdo->contextInfo.alphaInfo & kCGBitmapAlphaInfoMask;
if ((sx == 0) && (sy == 0) && (sw == w) && (sh == h)) // no subimages allowed here
{
CGContextDrawImage(cgRef, CGRectMake(0, 0, dw, dh), isdo->imgRef);
}
else // handle subimages
{
CGImageRef subImg = CGImageCreateWithImageInRect(isdo->imgRef, CGRectMake(sx, sy, sw, sh));
CGContextDrawImage(cgRef, CGRectMake(0.0f, 0.0f, dw, dh), subImg);
CGImageRelease(subImg);
}
CGContextRestoreGState(cgRef);
UnlockImage(env, isdo);
}
QUARTZ_RENDERER_INLINE void doImage(JNIEnv *env, QuartzSDOps *qsdo, jobject imageSurfaceData,
jboolean fliph, jboolean flipv, jint w, jint h, jint sx, jint sy, jint sw, jint sh, jint dx, jint dy, jint dw, jint dh)
{
if ((w > 0) && (h > 0) && (sw > 0) && (sh > 0) && (dw > 0) && (dh > 0))
{
doImageCG(env, qsdo->cgRef, imageSurfaceData,
qsdo->graphicsStateInfo.interpolation, (BOOL)fliph, (BOOL)flipv, (jint)w, (jint)h, (jint)sx, (jint)sy, (jint)sw, (jint)sh, (jint)dx, (jint)dy, (jint)dw, (jint)dh);
}
}
QUARTZ_RENDERER_INLINE void completePath(JNIEnv *env, QuartzSDOps *qsdo, CGContextRef cgRef, jint renderType)
{
switch (renderType)
{
case SD_Stroke:
if (CGContextIsPathEmpty(cgRef) == 0)
{
CGContextStrokePath(cgRef);
}
break;
case SD_Fill:
if (CGContextIsPathEmpty(cgRef) == 0)
{
CGContextFillPath(cgRef);
}
break;
case SD_Image:
break;
case SD_Nothing:
break;
default:
fprintf(stderr, "completePath unknown renderType=%d\n", (int)renderType);
break;
}
}
/*
* Class: sun_java2d_CRenderer
* Method: init
* Signature: ()V
*/
JNIEXPORT void JNICALL Java_sun_java2d_CRenderer_init
(JNIEnv *env, jobject jthis)
{
PRINT("Java_sun_java2d_CRenderer_init")
CGFloat angle = PI / 4.0f;
CGFloat a = 1.0f - cos(angle);
CGFloat b = tan(angle);
CGFloat c = sqrt(1.0f + b * b) - 1.0f + a;
CGFloat cv = 4.0f / 3.0f * a * b / c;
CGFloat acv = (1.0f - cv) / 2.0f;
gRoundRectCtrlpts[2][3] = -acv;
gRoundRectCtrlpts[2][5] = acv;
gRoundRectCtrlpts[4][1] = -acv;
gRoundRectCtrlpts[4][7] = -acv;
gRoundRectCtrlpts[6][3] = acv;
gRoundRectCtrlpts[6][5] = -acv;
gRoundRectCtrlpts[8][1] = acv;
gRoundRectCtrlpts[8][7] = acv;
}
/*
* Class: sun_java2d_CRenderer
* Method: doLine
* Signature: (Lsun/java2d/SurfaceData;Ljava/nio/IntBuffer;Ljava/nio/FloatBuffer;[Ljava/lang/Object;FFFF)V
*/
JNIEXPORT void JNICALL Java_sun_java2d_CRenderer_doLine
(JNIEnv *env, jobject jthis, jobject jsurfacedata, jfloat x1, jfloat y1, jfloat x2, jfloat y2)
{
PRINT("Java_sun_java2d_CRenderer_doLine")
QuartzSDOps *qsdo = (QuartzSDOps*)SurfaceData_GetOps(env, jsurfacedata);
JNF_COCOA_ENTER(env);
SDRenderType renderType = SD_Stroke;
qsdo->BeginSurface(env, qsdo, renderType);
if (qsdo->cgRef != NULL)
{
doLine(qsdo, x1, y1, x2, y2);
}
qsdo->FinishSurface(env, qsdo);
JNF_COCOA_RENDERER_EXIT(env);
}
/*
* Class: sun_java2d_CRenderer
* Method: doRect
* Signature: (Lsun/java2d/SurfaceData;Ljava/nio/IntBuffer;Ljava/nio/FloatBuffer;[Ljava/lang/Object;FFFF)V
*/
JNIEXPORT void JNICALL Java_sun_java2d_CRenderer_doRect
(JNIEnv *env, jobject jthis, jobject jsurfacedata, jfloat x, jfloat y, jfloat w, jfloat h, jboolean isfill)
{
PRINT("Java_sun_java2d_CRenderer_doRect")
QuartzSDOps *qsdo = (QuartzSDOps*)SurfaceData_GetOps(env, jsurfacedata);
JNF_COCOA_ENTER(env);
SDRenderType renderType = (isfill? SD_Fill : SD_Stroke);
qsdo->BeginSurface(env, qsdo, renderType);
if (qsdo->cgRef != NULL)
{
doRect(qsdo, x, y, w, h, isfill);
}
qsdo->FinishSurface(env, qsdo);
JNF_COCOA_RENDERER_EXIT(env);
}
/*
* Class: sun_java2d_CRenderer
* Method: doRoundRect
* Signature: (Lsun/java2d/SurfaceData;Ljava/nio/IntBuffer;Ljava/nio/FloatBuffer;[Ljava/lang/Object;IIIIII)V
*/
JNIEXPORT void JNICALL Java_sun_java2d_CRenderer_doRoundRect
(JNIEnv *env, jobject jthis, jobject jsurfacedata, jfloat x, jfloat y, jfloat w, jfloat h, jfloat arcWidth, jfloat arcHeight, jboolean isfill)
{
PRINT("Java_sun_java2d_CRenderer_doRoundRect")
QuartzSDOps *qsdo = (QuartzSDOps*)SurfaceData_GetOps(env, jsurfacedata);
JNF_COCOA_ENTER(env);
SDRenderType renderType = (isfill? SD_Fill : SD_Stroke);
qsdo->BeginSurface(env, qsdo, renderType);
if (qsdo->cgRef != NULL)
{
doRoundRect(qsdo, x, y, w, h, arcWidth, arcHeight, isfill);
}
qsdo->FinishSurface(env, qsdo);
JNF_COCOA_RENDERER_EXIT(env);
}
/*
* Class: sun_java2d_CRenderer
* Method: doOval
* Signature: (Lsun/java2d/SurfaceData;Ljava/nio/IntBuffer;Ljava/nio/FloatBuffer;[Ljava/lang/Object;IIII)V
*/
JNIEXPORT void JNICALL Java_sun_java2d_CRenderer_doOval
(JNIEnv *env, jobject jthis, jobject jsurfacedata, jfloat x, jfloat y, jfloat w, jfloat h, jboolean isfill)
{
PRINT("Java_sun_java2d_CRenderer_doOval")
QuartzSDOps *qsdo = (QuartzSDOps*)SurfaceData_GetOps(env, jsurfacedata);
JNF_COCOA_ENTER(env);
SDRenderType renderType = (isfill? SD_Fill : SD_Stroke);
qsdo->BeginSurface(env, qsdo, renderType);
if (qsdo->cgRef != NULL)
{
doOval(qsdo, x, y, w, h, isfill);
}
qsdo->FinishSurface(env, qsdo);
JNF_COCOA_RENDERER_EXIT(env);
}
/*
* Class: sun_java2d_CRenderer
* Method: doArc
* Signature: (Lsun/java2d/SurfaceData;Ljava/nio/IntBuffer;Ljava/nio/FloatBuffer;[Ljava/lang/Object;IIIIII)V
*/
JNIEXPORT void JNICALL Java_sun_java2d_CRenderer_doArc
(JNIEnv *env, jobject jthis, jobject jsurfacedata, jfloat x, jfloat y, jfloat w, jfloat h, jfloat angleStart, jfloat angleExtent, jint arcType, jboolean isfill)
{
PRINT("Java_sun_java2d_CRenderer_doArc")
QuartzSDOps *qsdo = (QuartzSDOps*)SurfaceData_GetOps(env, jsurfacedata);
JNF_COCOA_ENTER(env);
SDRenderType renderType = (isfill? SD_Fill : SD_Stroke);
qsdo->BeginSurface(env, qsdo, renderType);
if (qsdo->cgRef != NULL)
{
doArc(qsdo, x, y, w, h, angleStart, angleExtent, arcType, isfill);
}
qsdo->FinishSurface(env, qsdo);
JNF_COCOA_RENDERER_EXIT(env);
}
/*
* Class: sun_java2d_CRenderer
* Method: doPoly
* Signature:
*/
JNIEXPORT void JNICALL Java_sun_java2d_CRenderer_doPoly
/**代码未完, 请加载全部代码(NowJava.com).**/
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