static Region
HighlightRegion(CommandWidget cbw)
{
static Region outerRegion = NULL, innerRegion, emptyRegion;
XRectangle rect;
if (cbw->command.highlight_thickness == 0 ||
cbw->command.highlight_thickness > Min(XtWidth(cbw), XtHeight(cbw)) / 2)
return (NULL);
if (outerRegion == NULL) {
/* save time by allocating scratch regions only once. */
outerRegion = XCreateRegion();
innerRegion = XCreateRegion();
emptyRegion = XCreateRegion();
}
rect.x = rect.y = 0;
rect.width = XtWidth(cbw);
rect.height = XtHeight(cbw);
XUnionRectWithRegion(&rect, emptyRegion, outerRegion);
rect.x = rect.y = cbw->command.highlight_thickness;
rect.width -= cbw->command.highlight_thickness * 2;
rect.height -= cbw->command.highlight_thickness * 2;
XUnionRectWithRegion(&rect, emptyRegion, innerRegion);
XSubtractRegion(outerRegion, innerRegion, outerRegion);
return (outerRegion);
}
bool wxRegion::Union( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
{
#if 0
// work around for XUnionRectWithRegion() bug: taking a union with an empty
// rect results in an empty region (at least XFree 3.3.6 and 4.0 have this
// problem)
if ( !width || !height )
return TRUE;
XRectangle rect;
rect.x = x;
rect.y = y;
rect.width = width;
rect.height = height;
if (!m_refData)
{
m_refData = new wxRegionRefData();
M_REGIONDATA->m_region = XCreateRegion();
XUnionRectWithRegion( &rect, M_REGIONDATA->m_region, M_REGIONDATA->m_region );
}
else
{
AllocExclusive();
XUnionRectWithRegion( &rect, M_REGIONDATA->m_region, M_REGIONDATA->m_region );
}
#endif
return TRUE;
}
/* Generates a region containing free space (here the
* active window counts as free space). The region argument
* is the start-region (ie: the output dev).
*/
static Region
smartputEmptyRegion (CompWindow *window,
Region region)
{
CompScreen *s = window->screen;
CompWindow *w;
Region newRegion, tmpRegion;
XRectangle tmpRect;
newRegion = XCreateRegion ();
if (!newRegion)
return NULL;
tmpRegion = XCreateRegion ();
if (!tmpRegion)
{
XDestroyRegion (newRegion);
return NULL;
}
XUnionRegion (region, newRegion, newRegion);
for (w = s->windows; w; w = w->next)
{
EMPTY_REGION (tmpRegion);
if (w->id == window->id)
continue;
if (w->invisible || w->hidden || w->minimized)
continue;
if (w->wmType & CompWindowTypeDesktopMask)
continue;
if (w->wmType & CompWindowTypeDockMask)
{
if (w->struts)
{
XUnionRectWithRegion (&w->struts->left, tmpRegion, tmpRegion);
XUnionRectWithRegion (&w->struts->right, tmpRegion, tmpRegion);
XUnionRectWithRegion (&w->struts->top, tmpRegion, tmpRegion);
XUnionRectWithRegion (&w->struts->bottom, tmpRegion, tmpRegion);
XSubtractRegion (newRegion, tmpRegion, newRegion);
}
continue;
}
tmpRect.x = w->serverX - w->input.left;
tmpRect.y = w->serverY - w->input.top;
tmpRect.width = w->serverWidth + w->input.right + w->input.left;
tmpRect.height = w->serverHeight + w->input.top +
w->input.bottom;
XUnionRectWithRegion (&tmpRect, tmpRegion, tmpRegion);
XSubtractRegion (newRegion, tmpRegion, newRegion);
}
XDestroyRegion (tmpRegion);
return newRegion;
}
void X11Factory::getMonitorInfo( const GenericWindow &rWindow,
int* p_x, int* p_y,
int* p_width, int* p_height ) const
{
// initialize to default geometry
*p_x = 0;
*p_y = 0;
*p_width = getScreenWidth();
*p_height = getScreenHeight();
// Use Xinerama to determine the monitor where the video
// mostly resides (biggest surface)
Display *pDisplay = m_pDisplay->getDisplay();
Window wnd = (Window)rWindow.getOSHandle();
Window root = DefaultRootWindow( pDisplay );
Window child_wnd;
int x, y;
unsigned int w, h, border, depth;
XGetGeometry( pDisplay, wnd, &root, &x, &y, &w, &h, &border, &depth );
XTranslateCoordinates( pDisplay, wnd, root, 0, 0, &x, &y, &child_wnd );
int num;
XineramaScreenInfo* info = XineramaQueryScreens( pDisplay, &num );
if( info )
{
Region reg1 = XCreateRegion();
XRectangle rect1 = { (short)x, (short)y, (unsigned short)w, (unsigned short)h };
XUnionRectWithRegion( &rect1, reg1, reg1 );
unsigned int surface = 0;
for( int i = 0; i < num; i++ )
{
Region reg2 = XCreateRegion();
XRectangle rect2 = { info[i].x_org, info[i].y_org,
(unsigned short)info[i].width, (unsigned short)info[i].height };
XUnionRectWithRegion( &rect2, reg2, reg2 );
Region reg = XCreateRegion();
XIntersectRegion( reg1, reg2, reg );
XRectangle rect;
XClipBox( reg, &rect );
unsigned int surf = rect.width * rect.height;
if( surf > surface )
{
surface = surf;
*p_x = info[i].x_org;
*p_y = info[i].y_org;
*p_width = info[i].width;
*p_height = info[i].height;
}
XDestroyRegion( reg );
XDestroyRegion( reg2 );
}
XDestroyRegion( reg1 );
XFree( info );
}
}
static Tk_RestrictAction
ScrollRestrictProc(
ClientData arg,
XEvent *eventPtr)
{
ScrollInfo *info = (ScrollInfo *) arg;
XRectangle rect;
/*
* Defer events which aren't for the specified window.
*/
if (info->done || (eventPtr->xany.display != info->display)
|| (eventPtr->xany.window != info->window)) {
return TK_DEFER_EVENT;
}
if (eventPtr->type == NoExpose) {
info->done = 1;
} else if (eventPtr->type == GraphicsExpose) {
rect.x = eventPtr->xgraphicsexpose.x;
rect.y = eventPtr->xgraphicsexpose.y;
rect.width = eventPtr->xgraphicsexpose.width;
rect.height = eventPtr->xgraphicsexpose.height;
XUnionRectWithRegion(&rect, (Region) info->region,
(Region) info->region);
if (eventPtr->xgraphicsexpose.count == 0) {
info->done = 1;
}
} else if (eventPtr->type == Expose) {
/*
* This case is tricky. This event was already queued before the
* XCopyArea was issued. If this area overlaps the area being copied,
* then some of the copied area may be invalid. The easiest way to
* handle this case is to mark both the original area and the shifted
* area as damaged.
*/
rect.x = eventPtr->xexpose.x;
rect.y = eventPtr->xexpose.y;
rect.width = eventPtr->xexpose.width;
rect.height = eventPtr->xexpose.height;
XUnionRectWithRegion(&rect, (Region) info->region,
(Region) info->region);
rect.x += info->dx;
rect.y += info->dy;
XUnionRectWithRegion(&rect, (Region) info->region,
(Region) info->region);
} else {
return TK_DEFER_EVENT;
}
return TK_DISCARD_EVENT;
}
static void
update_wireframe_window (MetaDisplay *display,
Window xwindow,
const MetaRectangle *rect)
{
XMoveResizeWindow (display->xdisplay,
xwindow,
rect->x, rect->y,
rect->width, rect->height);
#define OUTLINE_WIDTH 3
if (rect->width > OUTLINE_WIDTH * 2 &&
rect->height > OUTLINE_WIDTH * 2)
{
XRectangle xrect;
Region inner_xregion;
Region outer_xregion;
inner_xregion = XCreateRegion ();
outer_xregion = XCreateRegion ();
xrect.x = 0;
xrect.y = 0;
xrect.width = rect->width;
xrect.height = rect->height;
XUnionRectWithRegion (&xrect, outer_xregion, outer_xregion);
xrect.x += OUTLINE_WIDTH;
xrect.y += OUTLINE_WIDTH;
xrect.width -= OUTLINE_WIDTH * 2;
xrect.height -= OUTLINE_WIDTH * 2;
XUnionRectWithRegion (&xrect, inner_xregion, inner_xregion);
XSubtractRegion (outer_xregion, inner_xregion, outer_xregion);
XShapeCombineRegion (display->xdisplay, xwindow,
ShapeBounding, 0, 0, outer_xregion, ShapeSet);
XDestroyRegion (outer_xregion);
XDestroyRegion (inner_xregion);
}
else
{
/* Unset the shape */
XShapeCombineMask (display->xdisplay, xwindow,
ShapeBounding, 0, 0, None, ShapeSet);
}
}
bool wxRegion::DoUnionWithRect(const wxRect& r)
{
// work around for XUnionRectWithRegion() bug: taking a union with an empty
// rect results in an empty region (at least XFree 3.3.6 and 4.0 have this
// problem)
if ( r.IsEmpty() )
return true;
XRectangle rect;
rect.x = (short)r.x;
rect.y = (short)r.y;
rect.width = (unsigned short)r.width;
rect.height = (unsigned short)r.height;
if (!m_refData)
{
m_refData = new wxRegionRefData();
M_REGIONDATA->m_region = XCreateRegion();
}
else
{
AllocExclusive();
}
XUnionRectWithRegion( &rect, M_REGIONDATA->m_region, M_REGIONDATA->m_region );
return true;
}
void
x_gram_expose(Display *dpy,
Window w,
x_gram *gram,
XExposeEvent *event)
{
static Region region;
static int partregion;
XRectangle rect;
rect.x = (short) event->x;
rect.y = (short) event->y;
rect.width = (unsigned short) event->width;
rect.height = (unsigned short) event->height;
#ifdef MARK_DEBUG
printf("----- xeventExpose:\nx=%d y=%d w=%d h=%d\n-----",
event->x,event->y,event->width,event->height);
#endif
if (! partregion) {
region=XCreateRegion();
partregion = 1;
}
if (rect.width && rect.height) XUnionRectWithRegion(&rect,region,region);
if (event->count == 0) {
x_gram_draw(dpy,w,gram,region);
partregion = 0;
XDestroyRegion(region);
}
}
static void
fxDodgeProcessSubject (CompWindow *wCur,
Region wRegion,
Region dodgeRegion,
Bool alwaysInclude)
{
XRectangle rect;
rect.x = WIN_X(wCur);
rect.y = WIN_Y(wCur);
rect.width = WIN_W(wCur);
rect.height = WIN_H(wCur);
Region wCurRegion = XCreateRegion();
if (!wCurRegion)
return;
XUnionRectWithRegion(&rect, &emptyRegion, wCurRegion);
if (!alwaysInclude)
{
Region intersectionRegion = XCreateRegion();
if (intersectionRegion)
{
XIntersectRegion(wRegion, wCurRegion,
intersectionRegion);
if (!XEmptyRegion(intersectionRegion))
XUnionRegion(dodgeRegion, wCurRegion, dodgeRegion);
XDestroyRegion (intersectionRegion);
}
}
else
XUnionRegion(dodgeRegion, wCurRegion, dodgeRegion);
XDestroyRegion (wCurRegion);
}
// Construct new region from rectangle rect
FXRegion::FXRegion(const FXRectangle& rect){
#ifdef WIN32
region=(void*)CreateRectRgn(rect.x,rect.y,rect.x+rect.w,rect.y+rect.h);
#else
region=XCreateRegion();
XUnionRectWithRegion((XRectangle*)&rect,(Region)region,(Region)region);
#endif
}
// Missing X call: (is this the fastest way to init a 1-rectangle region?)
// MSWindows equivalent exists, implemented inline in win32.h
Region XRectangleRegion(int x, int y, int w, int h)
{
XRectangle R;
R.x = x; R.y = y; R.width = w; R.height = h;
Region r = XCreateRegion();
XUnionRectWithRegion(&R, r, r);
return r;
}
// Construct rectangle region
FXRegion::FXRegion(FXint x,FXint y,FXint w,FXint h){
#ifdef WIN32
region=(void*)CreateRectRgn(x,y,x+w,y+h);
#else
XRectangle r;
r.x=x; r.y=y; r.width=w; r.height=h;
region=XCreateRegion();
XUnionRectWithRegion(&r,(Region)region,(Region)region);
#endif
}
gpointer
x_view_display (gpointer instance,
gpointer surface,
gpointer win,
int width,
int height,
gpointer state)
{
XViewer *x = (XViewer *) instance;
Pixmap pixmap = (Pixmap) surface;
Window window = (Window) win;
XEvent xev;
XRectangle r;
Region update_region;
unsigned int quit_keycode;
unsigned int borders_keycode;
gboolean show_borders = FALSE;
if (state)
show_borders = GPOINTER_TO_UINT (state) == 0xdeadbeef;
/* force a full redraw */
update_region = XCreateRegion ();
r.x = 0;
r.y = 0;
r.width = width;
r.height = height;
XUnionRectWithRegion (&r, update_region, update_region);
borders_keycode = XKeysymToKeycode(x->display, 'B');
quit_keycode = XKeysymToKeycode(x->display, 'Q');
while (1)
{
if (!XPending (x->display) && update_region)
update (x->display, pixmap, window, &update_region);
XNextEvent (x->display, &xev);
switch (xev.xany.type) {
case KeyPress:
if (xev.xkey.keycode == quit_keycode)
return NULL;
else if (xev.xkey.keycode == borders_keycode)
{
show_borders = !show_borders;
return GUINT_TO_POINTER (show_borders ? 0xdeadbeef : 0xbe);
}
break;
case Expose:
expose (&xev.xexpose, &update_region);
break;
}
}
}
void sUpdateWindow(const sRect &r)
{
if(r.x1 > r.x0 && r.y1 > r.y0)
{
XRectangle rect;
rect.x = r.x0;
rect.y = r.y0;
rect.width = r.x1-r.x0;
rect.height = r.y1-r.y0;
XUnionRectWithRegion(&rect,UpdateRegion,UpdateRegion);
}
}
void X11Graphics::drawGraphics( const OSGraphics &rGraphics, int xSrc,
int ySrc, int xDest, int yDest, int width,
int height )
{
const X11Graphics& rGraph = (X11Graphics&)rGraphics;
// check and adapt to source if needed
if( !checkBoundaries( 0, 0, rGraph.getWidth(), rGraph.getHeight(),
xSrc, ySrc, width, height ) )
{
msg_Err( getIntf(), "nothing to draw from graphics source" );
return;
}
// check destination
if( !checkBoundaries( 0, 0, m_width, m_height,
xDest, yDest, width, height ) )
{
msg_Err( getIntf(), "out of reach destination! pls, debug your skin" );
return;
}
// Source drawable
Drawable src = rGraph.getDrawable();
// Create the mask for transparency
Region voidMask = XCreateRegion();
XRectangle rect;
rect.x = xSrc;
rect.y = ySrc;
rect.width = width;
rect.height = height;
Region clipMask = XCreateRegion();
XUnionRectWithRegion( &rect, voidMask, clipMask );
Region mask = XCreateRegion();
XIntersectRegion( rGraph.getMask(), clipMask, mask );
XDestroyRegion( clipMask );
XDestroyRegion( voidMask );
XOffsetRegion( mask, xDest - xSrc, yDest - ySrc );
// Copy the pixmap
XSetRegion( XDISPLAY, m_gc, mask );
XCopyArea( XDISPLAY, src, m_pixmap, m_gc, xSrc, ySrc, width, height,
xDest, yDest );
// Add the source mask to the mask of the graphics
Region newMask = XCreateRegion();
XUnionRegion( m_mask, mask, newMask );
XDestroyRegion( mask );
XDestroyRegion( m_mask );
m_mask = newMask;
}
static Bool
rgn_rect(Handle self, Box r)
{
XRectangle xr;
REGION = XCreateRegion();
xr. x = r. x;
xr. y = 0;
xr. width = r. width;
xr. height = r. height;
XUnionRectWithRegion( &xr, REGION, REGION);
HEIGHT = r.y + r.height;
return true;
}
void wxRegion::InitRect(wxCoord x, wxCoord y, wxCoord w, wxCoord h)
{
XRectangle rect;
rect.x = (short)x;
rect.y = (short)y;
rect.width = (unsigned short)w;
rect.height = (unsigned short)h;
m_refData = new wxRegionRefData();
M_REGIONDATA->m_region = XCreateRegion();
XUnionRectWithRegion( &rect, M_REGIONDATA->m_region, M_REGIONDATA->m_region );
}
/*
* Kreslení
*/
static void expose(XExposeEvent *event)
{
Region region, region1, region2;
XRectangle rect;
if(event->count > 0)
return; /* Kreslit jen po poslední události v øadì */
XDrawArc(display, topwin, my_gc, 20, 20, topwin_w - 40, topwin_h - 40,
0, 360 * 64);
region = XCreateRegion();
region1 = XCreateRegion();
region2 = XCreateRegion();
rect.x = rect.y = 0;
rect.width = 100;
rect.height = topwin_w - 60;
XUnionRectWithRegion(&rect, region, region1);
rect.width = 20;
rect.height = 10;
XUnionRectWithRegion(&rect, region2, region);
XOffsetRegion(region, 50, 100);
XSubtractRegion(region1, region, region2);
XDestroyRegion(region);
region = XCreateRegion();
rect.width = 100;
rect.height = 30;
XUnionRectWithRegion(&rect, region, region1);
XOffsetRegion(region1, (int)topwin_w - 120, -30 + ((int)topwin_h - 40) / 2);
XUnionRegion(region1, region2, region);
XSetRegion(display, my_gc, region);
XDestroyRegion(region);
XDestroyRegion(region1);
XDestroyRegion(region2);
XSetClipOrigin(display, my_gc, 20, 20);
XFillArc(display, topwin, my_gc, 20, 20, topwin_w - 40, topwin_h - 40,
0, 360 * 64);
XSetClipMask(display, my_gc, None); /* Zru¹it oøezávání */
}
static Region sRectToRegion(const sRect &r)
{
Region newRegion = XCreateRegion();
XRectangle rect;
rect.x = r.x0;
rect.y = r.y0;
rect.width = r.x1-r.x0;
rect.height = r.y1-r.y0;
XUnionRectWithRegion(&rect,EmptyRegion,newRegion);
return newRegion;
}
inline void X11Graphics::addVSegmentInRegion( Region &rMask, int yStart,
int yEnd, int x )
{
XRectangle rect;
rect.x = x;
rect.y = yStart;
rect.width = 1;
rect.height = yEnd - yStart;
Region newMask = XCreateRegion();
XUnionRectWithRegion( &rect, rMask, newMask );
XDestroyRegion( rMask );
rMask = newMask;
}
static Bool
rgn_empty(Handle self)
{
XRectangle xr;
REGION = XCreateRegion();
xr. x = 0;
xr. y = 0;
xr. width = 1;
xr. height = 1;
XUnionRectWithRegion( &xr, REGION, REGION);
XXorRegion( REGION, REGION, REGION);
HEIGHT = 0;
return true;
}
static void
handle_expose_event(PaxWidget * paxwidget, XEvent * event)
{
XRectangle rect;
if (paxwidget->exposed_region == None)
paxwidget->exposed_region = XCreateRegion();
rect.x = event->xexpose.x;
rect.y = event->xexpose.y;
rect.width = event->xexpose.width;
rect.height = event->xexpose.height;
XUnionRectWithRegion(&rect, paxwidget->exposed_region,
paxwidget->exposed_region);
PaxWidget_RegisterUpdate(paxwidget);
}
EAPI Eina_Bool
ecore_x_xregion_union_rect(Ecore_X_XRegion *dst,
Ecore_X_XRegion *src,
Ecore_X_Rectangle *rect)
{
XRectangle xr;
LOGFN(__FILE__, __LINE__, __FUNCTION__);
xr.x = rect->x;
xr.y = rect->y;
xr.width = rect->width;
xr.height = rect->height;
return XUnionRectWithRegion(&xr, (Region)src, (Region)dst) ? EINA_TRUE : EINA_FALSE;
} /* ecore_x_xregion_union_rect */
static void
expose (XExposeEvent *xev,
Region *update_region)
{
XRectangle r;
if (!*update_region)
*update_region = XCreateRegion ();
r.x = xev->x;
r.y = xev->y;
r.width = xev->width;
r.height = xev->height;
XUnionRectWithRegion (&r, *update_region, *update_region);
}
int _zbar_window_expose (zbar_window_t *w,
int x,
int y,
int width,
int height)
{
window_state_t *xs = w->state;
if(!xs->exposed)
xs->exposed = XCreateRegion();
XRectangle r;
r.x = x;
r.y = y;
r.width = width;
r.height = height;
XUnionRectWithRegion(&r, xs->exposed, xs->exposed);
return(0);
}
void
x_drawable_rep::set_clipping (SI x1, SI y1, SI x2, SI y2, bool restore) {
(void) restore;
outer_round (x1, y1, x2, y2);
renderer_rep::set_clipping (x1, y1, x2, y2);
Region region= XCreateRegion ();
decode (x1, y1);
decode (x2, y2);
XRectangle r;
r.x = x1;
r.y = y2;
r.width = x2-x1;
r.height= y1-y2;
XUnionRectWithRegion (&r, region, region);
XSetRegion (dpy, gc, region);
XDestroyRegion (region);
}
int _zbar_window_resize (zbar_window_t *w)
{
window_state_t *x = w->state;
if(!x)
return(0);
int lbw;
if(w->height * 8 / 10 <= w->width)
lbw = w->height / 36;
else
lbw = w->width * 5 / 144;
if(lbw < 1)
lbw = 1;
x->logo_scale = lbw;
if(x->logo_zbars)
XDestroyRegion(x->logo_zbars);
x->logo_zbars = XCreateRegion();
int x0 = w->width / 2;
int y0 = w->height / 2;
int by0 = y0 - 54 * lbw / 5;
int bh = 108 * lbw / 5;
static const int bx[5] = { -6, -3, -1, 2, 5 };
static const int bw[5] = { 1, 1, 2, 2, 1 };
int i;
for(i = 0; i < 5; i++) {
XRectangle *bar = &x->logo_bars[i];
bar->x = x0 + lbw * bx[i];
bar->y = by0;
bar->width = lbw * bw[i];
bar->height = bh;
XUnionRectWithRegion(bar, x->logo_zbars, x->logo_zbars);
}
static const int zx[4] = { -7, 7, -7, 7 };
static const int zy[4] = { -8, -8, 8, 8 };
for(i = 0; i < 4; i++) {
x->logo_z[i].x = x0 + lbw * zx[i];
x->logo_z[i].y = y0 + lbw * zy[i];
}
return(0);
}
void QRegion::updateX11Region() const
{
d->rgn = XCreateRegion();
if (!d->qt_rgn)
return;
int n = d->qt_rgn->numRects;
const QRect *rect = (n == 1 ? &d->qt_rgn->extents : d->qt_rgn->rects.constData());
while (n--) {
XRectangle r;
r.x = qMax(SHRT_MIN, rect->x());
r.y = qMax(SHRT_MIN, rect->y());
r.width = qMin((int)USHRT_MAX, rect->width());
r.height = qMin((int)USHRT_MAX, rect->height());
XUnionRectWithRegion(&r, d->rgn, d->rgn);
++rect;
}
}
/* lpStruct - Pointer to RECT */
DWORD
DrvRegionsUnionRectWithRegion(LPARAM dwParm1, LPARAM dwParm2, LPVOID lpStruct)
{
LPRECT lpRect;
XRectangle xRect;
if (!(lpRect = (LPRECT)lpStruct))
return (DWORD)ERROR;
xRect.x = lpRect->left;
xRect.y = lpRect->top;
xRect.width = lpRect->right - lpRect->left;
xRect.height = lpRect->bottom - lpRect->top;
XUnionRectWithRegion(&xRect, (Region)dwParm1, (Region)dwParm1);
return (DWORD)(XEmptyRegion((Region)dwParm1)?
NULLREGION:COMPLEXREGION);
}
static Region
meta_get_right_border_region (const MetaFrameGeometry *fgeom,
int height)
{
Region border_xregion;
XRectangle xrect;
border_xregion = XCreateRegion ();
xrect.x = 0;
xrect.y = 0;
xrect.width = fgeom->right_width;
xrect.height = height - fgeom->top_height - fgeom->bottom_height;
XUnionRectWithRegion (&xrect, border_xregion, border_xregion);
return border_xregion;
}
