+++ /dev/null
-/* Copyright (C) 2000 Free Software Foundation
-
- This file is part of libgcj.
-
-This software is copyrighted work licensed under the terms of the
-Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
-details. */
-
-#include <X11/Xlib.h>
-#include <X11/Xutil.h>
-
-#include <gcj/cni.h>
-#include <gnu/gcj/xlib/Visual.h>
-#include <gnu/gcj/xlib/Screen.h>
-#include <gnu/gcj/xlib/Display.h>
-#include <gnu/gcj/xlib/XException.h>
-#include <gnu/gcj/RawData.h>
-
-using namespace gnu::gcj;
-
-void gnu::gcj::xlib::Visual::init(RawData* visual, jint depth)
-{
- XVisualInfo* info = new XVisualInfo;
- xVisualInfo = reinterpret_cast<gnu::gcj::RawData*>(info);
- infoMask = 0;
-
- if (visual != 0)
- {
- ::Visual* visualStructure = (::Visual*) visual;
- info->visual = visualStructure;
- info->visualid = XVisualIDFromVisual(visualStructure);
- infoMask |= MASK_ID | MASK_VISUAL_STRUCTURE;
- }
-
- if (depth != 0)
- {
- info->depth = depth;
- infoMask |= MASK_DEPTH;
- }
-}
-
-void gnu::gcj::xlib::Visual::finalize()
-{
- if (xVisualInfo != 0)
- {
- delete xVisualInfo;
- xVisualInfo = 0;
- }
-}
-
-RawData* gnu::gcj::xlib::Visual::getVisualStructure()
-{
- ensureXVisualInfo(MASK_ALL); // Make sure structure is set
- XVisualInfo* info = (XVisualInfo*) xVisualInfo;
- return reinterpret_cast<gnu::gcj::RawData*>(info->visual);
-}
-
-jint gnu::gcj::xlib::Visual::getRedMask()
-{
- ensureXVisualInfo(MASK_RED);
- XVisualInfo* info = (XVisualInfo*) xVisualInfo;
- return info->red_mask;
-}
-
-jint gnu::gcj::xlib::Visual::getGreenMask()
-{
- ensureXVisualInfo(MASK_GREEN);
- XVisualInfo* info = (XVisualInfo*) xVisualInfo;
- return info->green_mask;
-}
-
-jint gnu::gcj::xlib::Visual::getBlueMask()
-{
- ensureXVisualInfo(MASK_BLUE);
- XVisualInfo* info = (XVisualInfo*) xVisualInfo;
- return info->blue_mask;
-}
-
-jint gnu::gcj::xlib::Visual::getScreenNumber()
-{
- if (screen != 0)
- return screen->getScreenNumber();
-
- ensureXVisualInfo(MASK_SCREEN);
- XVisualInfo* info = (XVisualInfo*) xVisualInfo;
- return info->screen;
-}
-
-jint gnu::gcj::xlib::Visual::getDepth()
-{
- ensureXVisualInfo(MASK_DEPTH);
-
- XVisualInfo* info = (XVisualInfo*) xVisualInfo;
- return info->depth;
-}
-
-jint gnu::gcj::xlib::Visual::getVisualClass()
-{
- ensureXVisualInfo(MASK_CLASS);
- ::XVisualInfo* info = (::XVisualInfo*) xVisualInfo;
- return info->c_class;
-}
-
-void gnu::gcj::xlib::Visual::ensureXVisualInfo(jint requiredMask)
-{
- int missingInformation = ~infoMask;
- if ((missingInformation & requiredMask) == 0)
- return;
-
- // We need more info...
-
- XVisualInfo* info = (XVisualInfo*) xVisualInfo;
-
- // Store everything we know into template
- if (screen != 0)
- {
- info->screen = screen->getScreenNumber();
- infoMask |= MASK_SCREEN;
- }
-
- // Aquire info using the current info as template for matching
- ::Display* dpy = (::Display*) display->display;
- int visualInfoCount;
-
- long mask = infoMask & MASK_ALL & (~MASK_VISUAL_STRUCTURE);
- XVisualInfo* matches = XGetVisualInfo(dpy, mask,
- info, &visualInfoCount);
- if (matches != 0)
- {
- (*info) = matches[0];
-
- // redundant?
- xVisualInfo = reinterpret_cast<gnu::gcj::RawData*>(info);
-
- infoMask = ~0; // ALL
- XFree(matches);
- }
- else
- {
- char msg[] =
- "XGetVisualInfo failed to find any matching visuals. The template "
- "describes a combination of properties that does not exist on "
- "this X server.";
- throw new XException(JvNewStringLatin1(msg));
- }
-}