mirror of git://gcc.gnu.org/git/gcc.git
272 lines
7.6 KiB
C++
272 lines
7.6 KiB
C++
/* Copyright (C) 2000, 2003 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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#include <vector>
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#include <X11/Xlib.h>
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#include <gcj/cni.h>
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#include <gcj/array.h>
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#include <gnu/gcj/RawData.h>
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#include <java/lang/String.h>
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#include <java/awt/Rectangle.h>
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#include <gnu/gcj/xlib/Display.h>
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#include <gnu/gcj/xlib/XID.h>
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#include <gnu/gcj/xlib/Drawable.h>
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#include <gnu/gcj/xlib/Font.h>
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#include <gnu/gcj/xlib/XImage.h>
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#include <gnu/gcj/xlib/XException.h>
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#include <gnu/gcj/xlib/Clip.h>
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#include <gnu/gcj/xlib/GC.h>
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#include <gnu/gcj/xlib/XException.h>
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typedef java::awt::Rectangle AWTRect;
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typedef JArray<AWTRect*> AWTRectArray;
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typedef std::vector<XRectangle> XRectVector;
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void gnu::gcj::xlib::GC::initStructure(GC* copyFrom)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::GC gc = (::GC) structure;
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if (gc == 0)
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{
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// If we haven't already created a GC, create one now
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::Drawable drawableXID = target->getXID();
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gc = XCreateGC(dpy, drawableXID, 0, 0);
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structure = reinterpret_cast<gnu::gcj::RawData*>(gc);
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if (gc == 0)
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throw new XException(JvNewStringLatin1("GC creation failed"));
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}
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if (copyFrom != 0)
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{
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::GC fromGC = (::GC) copyFrom->structure;
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XCopyGC(dpy, fromGC, ~0, gc);
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// no fast fail
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}
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}
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void gnu::gcj::xlib::GC::disposeImpl()
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{
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gnu::gcj::RawData* lStructure = structure;
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Drawable* lTargetType = target;
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if ((lStructure == 0) || (lTargetType == 0))
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return;
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structure = 0;
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target = 0;
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Display* display = lTargetType->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::GC gc = (::GC) lStructure;
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XFreeGC(dpy, gc);
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// no fast fail
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}
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void gnu::gcj::xlib::GC::setForeground(jlong pixel)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::GC gc = (::GC) structure;
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XSetForeground(dpy, gc, pixel);
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// no fast fail
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}
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void gnu::gcj::xlib::GC::setFont(Font* font)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::GC gc = (::GC) structure;
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XSetFont(dpy, gc, font->getXID());
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// no fast fail
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}
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void gnu::gcj::xlib::GC::drawString(jstring text, jint x, jint y)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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::GC gc = (::GC) structure;
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jint length = text->length();
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jchar* txt = JvGetStringChars(text);
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XChar2b xwchars[length];
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// FIXME: Convert to the character set used in the font, which may
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// or may not be unicode. For now, treat everything as 16-bit and
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// use character codes directly, which should be OK for unicode or
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// 8-bit ascii fonts.
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for (int i=0; i<length; i++)
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{
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XChar2b* xc = &(xwchars[i]);
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jchar jc = txt[i];
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xc->byte1 = (jc >> 8) & 0xff;
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xc->byte2 = jc & 0xff;
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}
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XDrawString16(dpy, drawableXID, gc, x, y, xwchars, length);
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}
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void gnu::gcj::xlib::GC::drawPoint(jint x, jint y)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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::GC gc = (::GC) structure;
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XDrawPoint (dpy, drawableXID, gc, x, y);
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}
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void gnu::gcj::xlib::GC::drawLine(jint x1, jint y1, jint x2, jint y2)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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::GC gc = (::GC) structure;
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XDrawLine(dpy, drawableXID, gc, x1, y1, x2, y2);
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// no fast fail
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}
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void gnu::gcj::xlib::GC::drawRectangle(jint x, jint y, jint w, jint h)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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::GC gc = (::GC) structure;
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XDrawRectangle(dpy, drawableXID, gc, x, y, w, h);
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// no fast fail
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}
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void gnu::gcj::xlib::GC::fillRectangle(jint x, jint y, jint w, jint h)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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::GC gc = (::GC) structure;
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XFillRectangle(dpy, drawableXID, gc, x, y, w, h);
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// no fast fail
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}
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void gnu::gcj::xlib::GC::drawArc(jint x, jint y, jint w, jint h,jint startAngle, jint arcAngle)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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::GC gc = (::GC) structure;
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XDrawArc(dpy, drawableXID, gc, x, y, w, h, startAngle * 64, arcAngle * 64);
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}
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void gnu::gcj::xlib::GC::fillArc(jint x, jint y, jint w, jint h,jint startAngle, jint arcAngle)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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::GC gc = (::GC) structure;
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XFillArc(dpy, drawableXID, gc, x, y, w, h, startAngle * 64, arcAngle * 64);
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}
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void gnu::gcj::xlib::GC::fillPolygon(jintArray xPoints, jintArray yPoints,
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jint nPoints,
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jint translateX, jint translateY)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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::GC gc = (::GC) structure;
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typedef ::XPoint xpoint;
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std::vector<xpoint> points(nPoints+1);
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for (int i=0; i<nPoints; i++)
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{
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points[i].x = elements(xPoints)[i] + translateX;
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points[i].y = elements(yPoints)[i] + translateY;
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}
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points[nPoints] = points[0];
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XFillPolygon(dpy, drawableXID, gc, &(points.front()), nPoints,
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Complex, CoordModeOrigin);
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// no fast fail
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}
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void gnu::gcj::xlib::GC::clearArea(jint x, jint y, jint w, jint h,
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jboolean exposures)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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XClearArea(dpy, drawableXID, x, y, w, h,
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exposures ? True : False);
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// no fast fail
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}
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void gnu::gcj::xlib::GC::putImage(XImage* image,
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jint srcX, jint srcY,
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jint destX, jint destY,
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jint width, jint height)
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{
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID();
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::GC gc = (::GC) structure;
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::XImage* ximage = (::XImage*) (image->structure);
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XPutImage(dpy, drawableXID, gc, ximage,
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srcX, srcY,
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destX, destY,
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width, height);
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// no fast fail
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}
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void gnu::gcj::xlib::GC::updateClip(AWTRectArray* rectangles)
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{
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int numRect = JvGetArrayLength(rectangles);
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XRectVector* xrectvector = new XRectVector(numRect);
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for (int i=0; i<numRect; i++)
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{
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AWTRect* awtrect = elements(rectangles)[i];
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XRectangle& xrect = (*xrectvector)[i];
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xrect.x = awtrect->x;
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xrect.y = awtrect->y;
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xrect.width = awtrect->width;
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xrect.height = awtrect->height;
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}
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Display* display = target->getDisplay();
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::Display* dpy = (::Display*) (display->display);
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::GC gc = (::GC) structure;
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int originX = 0;
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int originY = 0;
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int ordering = Unsorted;
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XSetClipRectangles(dpy, gc, originX, originY,
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&(xrectvector->front()), numRect,
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ordering);
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delete xrectvector;
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}
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void gnu::gcj::xlib::GC::copyArea (gnu::gcj::xlib::Drawable * source,
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jint srcX, jint srcY,
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jint destX, jint destY,
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jint width, jint height)
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{
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Display* display = target->getDisplay ();
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::Display* dpy = (::Display*) (display->display);
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::Drawable drawableXID = target->getXID ();
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::GC gc = (::GC) structure;
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::Drawable srcXID = source->getXID ();
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XCopyArea (dpy, srcXID, drawableXID, gc, srcX, srcY, width, height,
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destX, destY);
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}
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