0N/A/*
2362N/A * Copyright (c) 2000, 2001, Oracle and/or its affiliates. All rights reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/A#include "GraphicsPrimitiveMgr.h"
0N/A#include "LineUtils.h"
0N/A
0N/A#include "sun_java2d_loops_DrawRect.h"
0N/A
0N/A/*
0N/A * Class: sun_java2d_loops_DrawRect
0N/A * Method: DrawRect
0N/A * Signature: (Lsun/java2d/SunGraphics2D;Lsun/java2d/SurfaceData;IIII)V
0N/A */
0N/AJNIEXPORT void JNICALL
0N/AJava_sun_java2d_loops_DrawRect_DrawRect
0N/A (JNIEnv *env, jobject self,
0N/A jobject sg2d, jobject sData,
0N/A jint x, jint y, jint w, jint h)
0N/A{
0N/A SurfaceDataOps *sdOps;
0N/A SurfaceDataRasInfo rasInfo;
0N/A NativePrimitive *pPrim;
0N/A CompositeInfo compInfo;
0N/A jint lox, loy, hix, hiy;
0N/A jint pixel = GrPrim_Sg2dGetPixel(env, sg2d);
0N/A
0N/A if (w < 0 || h < 0) {
0N/A return;
0N/A }
0N/A
0N/A pPrim = GetNativePrim(env, self);
0N/A if (pPrim == NULL) {
0N/A return;
0N/A }
0N/A if (pPrim->pCompType->getCompInfo != NULL) {
0N/A GrPrim_Sg2dGetCompInfo(env, sg2d, pPrim, &compInfo);
0N/A }
0N/A
0N/A sdOps = SurfaceData_GetOps(env, sData);
0N/A if (sdOps == 0) {
0N/A return;
0N/A }
0N/A
0N/A lox = x;
0N/A loy = y;
0N/A hix = x + w + 1;
0N/A hiy = y + h + 1;
0N/A if (hix < lox) {
0N/A hix = 0x7fffffff;
0N/A }
0N/A if (hiy < loy) {
0N/A hiy = 0x7fffffff;
0N/A }
0N/A
0N/A GrPrim_Sg2dGetClip(env, sg2d, &rasInfo.bounds);
0N/A if (rasInfo.bounds.x1 < lox) rasInfo.bounds.x1 = lox;
0N/A if (rasInfo.bounds.y1 < loy) rasInfo.bounds.y1 = loy;
0N/A if (rasInfo.bounds.x2 > hix) rasInfo.bounds.x2 = hix;
0N/A if (rasInfo.bounds.y2 > hiy) rasInfo.bounds.y2 = hiy;
0N/A if (sdOps->Lock(env, sdOps, &rasInfo, pPrim->dstflags) != SD_SUCCESS) {
0N/A return;
0N/A }
0N/A
0N/A if (rasInfo.bounds.x2 > rasInfo.bounds.x1 &&
0N/A rasInfo.bounds.y2 > rasInfo.bounds.y1)
0N/A {
0N/A sdOps->GetRasInfo(env, sdOps, &rasInfo);
0N/A if (rasInfo.rasBase) {
0N/A DrawLineFunc *pLine = pPrim->funcs.drawline;
0N/A int loyin = (loy == rasInfo.bounds.y1);
0N/A int hiyin = (hiy == rasInfo.bounds.y2);
0N/A int xsize = (rasInfo.bounds.x2 - rasInfo.bounds.x1);
0N/A int ysize = (rasInfo.bounds.y2 - rasInfo.bounds.y1 - loyin - hiyin);
0N/A /*
0N/A * To avoid drawing the corners twice (both for performance
0N/A * and because XOR erases them otherwise) and to maximize the
0N/A * number of pixels we draw in the horizontal portions
0N/A * which are more cache-friendly, we include the corner
0N/A * pixels only in the top and bottom segments.
0N/A * We also protect against degenerate rectangles where we
0N/A * would draw the same line for top & bottom or left & right.
0N/A */
0N/A if (loyin) {
0N/A /* Line across the top */
0N/A (*pLine)(&rasInfo,
0N/A rasInfo.bounds.x1, rasInfo.bounds.y1,
0N/A pixel, xsize, 0,
0N/A BUMP_POS_PIXEL, 0, BUMP_NOOP, 0, pPrim, &compInfo);
0N/A }
0N/A if (lox == rasInfo.bounds.x1 && ysize > 0) {
0N/A /* Line down the left side */
0N/A (*pLine)(&rasInfo,
0N/A rasInfo.bounds.x1, rasInfo.bounds.y1 + loyin,
0N/A pixel, ysize, 0,
0N/A BUMP_POS_SCAN, 0, BUMP_NOOP, 0, pPrim, &compInfo);
0N/A }
0N/A if (hix == rasInfo.bounds.x2 && ysize > 0 && lox != hix - 1) {
0N/A /* Line down the right side */
0N/A (*pLine)(&rasInfo,
0N/A rasInfo.bounds.x2 - 1, rasInfo.bounds.y1 + loyin,
0N/A pixel, ysize, 0,
0N/A BUMP_POS_SCAN, 0, BUMP_NOOP, 0, pPrim, &compInfo);
0N/A }
0N/A if (hiyin && loy != hiy - 1) {
0N/A /* Line across the bottom */
0N/A (*pLine)(&rasInfo,
0N/A rasInfo.bounds.x1, rasInfo.bounds.y2 - 1,
0N/A pixel, xsize, 0,
0N/A BUMP_POS_PIXEL, 0, BUMP_NOOP, 0, pPrim, &compInfo);
0N/A }
0N/A }
0N/A SurfaceData_InvokeRelease(env, sdOps, &rasInfo);
0N/A }
0N/A SurfaceData_InvokeUnlock(env, sdOps, &rasInfo);
0N/A}