/*Sets up the cursors data for a dnd.
* display - X display
* rw - the root window */
void xdndCursorInit(Display *display, Window rw)
{
Pixmap ip,mp;
XdndCursor *cursorPtr;
XColor black, white;
/* gets color info */
black.pixel = BlackPixel(display, DefaultScreen (display));
XQueryColor(display, DefaultColormap (display, DefaultScreen(display)),
&black);
white.pixel = WhitePixel(display, DefaultScreen (display));
XQueryColor(display, DefaultColormap (display, DefaultScreen(display)),
&white);
/* now initialize the cursors */
for (cursorPtr = &xdndCursors[0];cursorPtr->w != 0;cursorPtr++) {
ip = XCreateBitmapFromData(display, rw, (char *) cursorPtr->imageData,
cursorPtr->w, cursorPtr->h);
mp = XCreateBitmapFromData(display, rw, (char *) cursorPtr->maskData,
cursorPtr->w, cursorPtr->h);
cursorPtr->cursor = XCreatePixmapCursor (display, ip, mp, &black, &white,
cursorPtr->x, cursorPtr->y);
XFreePixmap (display, ip);
XFreePixmap (display, mp);
cursorPtr->action = XInternAtom (display, cursorPtr->actionStr, False);
}
}
/* set up needed bitmaps in the server */
static void
initCursors(void)
{
Pixmap p, m;
XColor mc, bc;
mc.pixel = app_resources.mouseground;
bc.pixel = app_resources.bg_pixel;
mc.flags = DoRed | DoGreen | DoBlue;
bc.flags = DoRed | DoGreen | DoBlue;
XQueryColor(dpy, DefaultColormap(dpy, screen), &mc);
XQueryColor(dpy, DefaultColormap(dpy, screen), &bc);
m = XCreateBitmapFromData(dpy, mwWindow,
(char *)ratMask_bits,
ratMask_width, ratMask_height);
p = XCreateBitmapFromData(dpy, mwWindow,
(char *)rat_bits,
rat_width, rat_height);
ratCursor = XCreatePixmapCursor(dpy, p, m, &mc, &bc,
rat_x_hot, rat_y_hot);
m = XCreateBitmapFromData(dpy, mwWindow,
(char *)dRatMask_bits,
dRatMask_width, dRatMask_height);
p = XCreateBitmapFromData(dpy, mwWindow,
(char *)dRat_bits,
dRat_width, dRat_height);
deadRatCursor = XCreatePixmapCursor(dpy, p, m, &mc, &bc, 0, 0);
p = XCreateBitmapFromData(dpy, mwWindow,
(char *)cup_bits,
cup_width, cup_height);
hourGlassCursor = XCreatePixmapCursor(dpy, p, p, &mc, &bc, 0, 0);
}
/****************************************************************************
*
* This routine computes the hilight color from the background color
*
****************************************************************************/
Pixel GetHilite(Pixel background)
{
XColor bg_color, white_p;
XWindowAttributes attributes;
XGetWindowAttributes(dpy,Root,&attributes);
bg_color.pixel = background;
XQueryColor(dpy,attributes.colormap,&bg_color);
white_p.pixel = GetColor("white");
XQueryColor(dpy,attributes.colormap,&white_p);
#ifndef min
#define min(a,b) (((a)<(b)) ? (a) : (b))
#define max(a,b) (((a)>(b)) ? (a) : (b))
#endif
bg_color.red = max((white_p.red/5), bg_color.red);
bg_color.green = max((white_p.green/5), bg_color.green);
bg_color.blue = max((white_p.blue/5), bg_color.blue);
bg_color.red = min(white_p.red, (bg_color.red*140)/100);
bg_color.green = min(white_p.green, (bg_color.green*140)/100);
bg_color.blue = min(white_p.blue, (bg_color.blue*140)/100);
if(!XAllocColor(dpy,attributes.colormap,&bg_color))
nocolor("alloc hilight","");
return bg_color.pixel;
}
void
reserveColors(ModeInfo * mi, Colormap cmap, unsigned long *black)
{
Display *display = MI_DISPLAY(mi);
XColor blackcolor, whitecolor;
blackcolor.flags = DoRed | DoGreen | DoBlue;
blackcolor.pixel = MI_BLACK_PIXEL(mi);
blackcolor.red = 0;
blackcolor.green = 0;
blackcolor.blue = 0;
whitecolor.flags = DoRed | DoGreen | DoBlue;
whitecolor.pixel = MI_WHITE_PIXEL(mi);
whitecolor.red = 0xFFFF;
whitecolor.green = 0xFFFF;
whitecolor.blue = 0xFFFF;
/* If they fail what should I do? */
(void) XAllocColor(display, cmap, &blackcolor);
(void) XAllocColor(display, cmap, &whitecolor);
*black = blackcolor.pixel;
#if 0
{
XColor bgcolor, fgcolor;
bgcolor.pixel = MI_BG_PIXEL(mi);
fgcolor.pixel = MI_FG_PIXEL(mi);
XQueryColor(display, cmap, &bgcolor);
XQueryColor(display, cmap, &fgcolor);
(void) XAllocColor(display, cmap, &bgcolor);
(void) XAllocColor(display, cmap, &fgcolor);
}
#endif
}
int NewBitmapCursor(Cursor *cp, char *source, char *mask)
{
XColor fore, back;
int hotx, hoty;
int sx, sy, mx, my;
unsigned int sw, sh, mw, mh;
Pixmap spm, mpm;
Colormap cmap = Scr->RootColormaps.cwins[0]->colormap->c;
fore.pixel = Scr->Black;
XQueryColor(dpy, cmap, &fore);
back.pixel = Scr->White;
XQueryColor(dpy, cmap, &back);
spm = GetBitmap(source);
if ((hotx = HotX) < 0) hotx = 0;
if ((hoty = HotY) < 0) hoty = 0;
mpm = GetBitmap(mask);
/* make sure they are the same size */
XGetGeometry(dpy, spm, &JunkRoot, &sx, &sy, &sw, &sh, &JunkBW,&JunkDepth);
XGetGeometry(dpy, mpm, &JunkRoot, &mx, &my, &mw, &mh, &JunkBW,&JunkDepth);
if (sw != mw || sh != mh)
{
fprintf (stderr,
"%s: cursor bitmaps \"%s\" and \"%s\" not the same size\n",
ProgramName, source, mask);
return (1);
}
*cp = XCreatePixmapCursor(dpy, spm, mpm, &fore, &back, hotx,hoty);
return (0);
}
/*============================================================ DndInitialize
* Must be called anywhere before the top level widget creation and the
* main loop. Initialize global variables and bind the DndDispatch function
* to the top level widget. Creates the cursors to be used in drag actions.
*=========================================================================*/
void
MwDndInitialize(Widget shell)
{
int screen,i;
Colormap colormap;
Window root;
dpy = XtDisplayOfObject(shell);
screen = DefaultScreen(dpy);
colormap= DefaultColormap(dpy,screen);
root = DefaultRootWindow(dpy);
Black.pixel=BlackPixel(dpy,screen);
White.pixel=WhitePixel(dpy,screen);
XQueryColor(dpy,colormap,&Black);
XQueryColor(dpy,colormap,&White);
for(i=1;i!=MW_DndEND;i++)
{
DndCursor[i].ImagePixmap=
XCreateBitmapFromData(dpy,root,
DndCursor[i].ImageData,
DndCursor[i].Width,
DndCursor[i].Height);
DndCursor[i].MaskPixmap=
XCreateBitmapFromData(dpy,root,
DndCursor[i].MaskData,
DndCursor[i].Width,
DndCursor[i].Height);
DndCursor[i].CursorID=
XCreatePixmapCursor(dpy,DndCursor[i].ImagePixmap,
DndCursor[i].MaskPixmap,
&Black,&White,
DndCursor[i].HotSpotX,
DndCursor[i].HotSpotY);
}
DndCursor[0].CursorID=XCreateFontCursor(dpy,XC_question_arrow);
/* These two are for older versions */
OldDndProtocol=XInternAtom(dpy,"DndProtocol",FALSE);
OldDndSelection=XInternAtom(dpy,"DndSelection",FALSE);
/* Now the correct stuff */
MwDndProtocol=XInternAtom(dpy,"_DND_PROTOCOL",FALSE);
MwDndSelection=XInternAtom(dpy,"_DND_SELECTION",FALSE);
WM_STATE=XInternAtom(dpy,"WM_STATE",True);
Dragging=0;
DragPrecision=10;
XtAddEventHandler(shell,NoEventMask,True,MwDndDispatchEvent,NULL);
OtherDrop=RootDrop=IconDrop=NULL;
RootFlag=0;
MainWidget=shell;
}
void XbrGfxBWPixels(Display *display, Screen *screen, Colormap colourmap,
XColor *black, XColor *white)
{
if(black != NULL) {
black->pixel = BlackPixelOfScreen(screen);
XQueryColor(display, colourmap, black);
}
if(white != NULL) {
white->pixel = WhitePixelOfScreen(screen);
XQueryColor(display, colourmap, white);
}
}
/* This function converts the colour stored in a colorcell (pixel) into the
* string representation of a colour. The output is printed at the
* address 'output'. It is either in rgb format ("rgb:rrrr/gggg/bbbb") if
* use_hash is False or in hash notation ("#rrrrggggbbbb") if use_hash is true.
* The return value is the number of characters used by the string. The
* rgb values of the output are undefined if the colorcell is invalid. The
* memory area pointed at by 'output' must be at least 64 bytes (in case of
* future extensions and multibyte characters).*/
int pixel_to_color_string(
Display *dpy, Colormap cmap, Pixel pixel, char *output, Bool use_hash)
{
XColor color;
int n;
color.pixel = pixel;
color.red = 0;
color.green = 0;
color.blue = 0;
XQueryColor(dpy, cmap, &color);
if (!use_hash)
{
sprintf(
output, "rgb:%04x/%04x/%04x%n", (int)color.red,
(int)color.green, (int)color.blue, &n);
}
else
{
sprintf(
output, "#%04x%04x%04x%n", (int)color.red,
(int)color.green, (int)color.blue, &n);
}
return n;
}
gboolean cb_hide_pointer(GtkWidget *widget, GdkEvent *event, gpointer data) {
static Cursor cursor = 0;
XColor colour;
Pixmap cursorPixmap;
colour.pixel = WhitePixel(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window),
DefaultScreen(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window)));
XQueryColor(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window),
DefaultColormap(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window),
DefaultScreen(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window))), &colour);
if(cursor) {
XFreeCursor(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window), cursor);
}
cursorPixmap = XCreatePixmap(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window),
GDK_WINDOW_XWINDOW(GTK_WIDGET(widget)->window), 1, 1, 1);
cursor = XCreatePixmapCursor(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window),
cursorPixmap, cursorPixmap, &colour, &colour, 0, 0);
if(cursorPixmap) {
XFreePixmap(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window), cursorPixmap);
}
XDefineCursor(GDK_WINDOW_XDISPLAY(GTK_WIDGET(widget)->window),
GDK_WINDOW_XWINDOW(GTK_WIDGET(widget)->window), cursor);
return TRUE;
}
/*!
For internal use only.
*/
void QNPWidget::setWindow(bool delold)
{
saveWId = winId(); // ### Don't need this anymore
create((WId)pi->window, FALSE, delold);
if ( delold ) {
// Make sure they get a show()
clearWState( WState_Visible );
}
#ifdef _WS_X11_
Widget w = XtWindowToWidget (qt_xdisplay(), pi->window);
XtAddEventHandler(w, EnterWindowMask, FALSE, enter_event_handler, pi);
XtAddEventHandler(w, LeaveWindowMask, FALSE, leave_event_handler, pi);
Pixmap bgpm=0;
XColor col;
XtVaGetValues(w,
XtNbackground, &col.pixel,
XtNbackgroundPixmap, &bgpm,
0, 0);
XQueryColor(qt_xdisplay(), x11Colormap(), &col);
setBackgroundColor(QColor(col.red >> 8, col.green >> 8, col.blue >> 8));
if (bgpm) {
// ### Need an under-the-hood function here, or we have to
// ### rewrite lots of code from QPixmap::convertToImage().
// ### Doesn't matter yet, because Netscape doesn't ever set
// ### the background image of the window it gives us.
}
#endif
createNewWindowsForAllChildren(this);
setGeometry( pi->x, pi->y, pi->width, pi->height );
}
/*ARGSUSED*/
static Boolean
_XawCvtPixelToString(Display *dpy, XrmValue *args, Cardinal *num_args,
XrmValue *fromVal, XrmValue *toVal,
XtPointer *converter_data)
{
static char buffer[19];
Cardinal size;
Colormap colormap;
XColor color;
if (*num_args != 1)
{
XtAppWarningMsg(XtDisplayToApplicationContext(dpy),
XtNwrongParameters, "cvtPixelToString",
XtCToolkitError,
"Pixel to String conversion needs colormap argument",
NULL, NULL);
return (False);
}
colormap = *(Colormap *)args[0].addr;
color.pixel = *(Pixel *)fromVal->addr;
/* Note:
* If we know the visual type, we can calculate the xcolor
* without asking Xlib.
*/
XQueryColor(dpy, colormap, &color);
XmuSnprintf(buffer, sizeof(buffer), "rgb:%04hx/%04hx/%04hx",
color.red, color.green, color.blue);
size = strlen(buffer) + 1;
string_done(buffer);
}
static void
initialize_transparency_colormap (Display *dpy, Colormap cmap,
int nplanes,
unsigned long base_pixel,
unsigned long *plane_masks,
XColor *colors,
Bool additive_p , ModeInfo* mi )
{
int i;
int total_colors = i_exp (2, nplanes);
XColor *all_colors = (XColor *) calloc (total_colors, sizeof (XColor));
for (i = 0; i < nplanes; i++)
colors[i].pixel = base_pixel | plane_masks [i];
permute_colors (colors, all_colors, nplanes, plane_masks, additive_p);
/* clone the default background of the window into our "base" pixel */
all_colors [total_colors - 1].pixel = MI_BLACK_PIXEL( mi );
XQueryColor (dpy, cmap, &all_colors [total_colors - 1]);
all_colors [total_colors - 1].pixel = base_pixel;
for (i = 0; i < total_colors; i++)
all_colors[i].flags = DoRed|DoGreen|DoBlue;
XStoreColors (dpy, cmap, all_colors, total_colors);
XFree ((XPointer) all_colors);
}
static char* get_bgcolor(Ihandle *n)
{
Widget w[6];
XColor xcor;
Colormap cmap;
char *cor = getBuffer();
if (iupmotGetWidgetHandles(n, w) == 0) return NULL;
if (type(n) == DIALOG_ || type(n) == MULTILINE_ ||
type(n) == CANVAS_ || (type(n) == LIST_ && w[1]) )
{
XtVaGetValues(w[1], XmNcolormap, &cmap, XmNbackground, &xcor.pixel, NULL);
}
else
{
XtVaGetValues(w[0], XmNcolormap, &cmap, XmNbackground, &xcor.pixel, NULL);
}
XQueryColor(iupmot_display,
cmap,
&xcor );
sprintf(cor, "%d %d %d", xcor.red/257, xcor.green/257, xcor.blue/257);
return cor;
}
/*
This routine takes a named color and returns a color that is either
lighter or darker
*/
PixVal XBSimColor( XBWindow *XBWin, PixVal pixel, int intensity, int is_fore ){
XColor colordef, colorsdef;
char RGBcolor[20];
PixVal red, green, blue;
/* int st; */
colordef.pixel = pixel;
XQueryColor( XBWin->disp, XBWin->cmap, &colordef );
/* Adjust the color value up or down. Get the RGB values for the color */
red = colordef.red;
green = colordef.green;
blue = colordef.blue;
#define min(a,b) ((a)<(b) ? a : b)
#define max(a,b) ((a)>(b) ? a : b)
#define WHITE_AMOUNT 5000
if (intensity > 0) {
/* Add white to the color */
red = min(65535,red + WHITE_AMOUNT);
green = min(65535,green + WHITE_AMOUNT);
blue = min(65535,blue + WHITE_AMOUNT);
} else {
/* Subtract white from the color */
red = (red < WHITE_AMOUNT) ? 0 : red - WHITE_AMOUNT;
green = (green < WHITE_AMOUNT) ? 0 : green - WHITE_AMOUNT;
blue = (blue < WHITE_AMOUNT) ? 0 : blue - WHITE_AMOUNT;
}
sprintf( RGBcolor, "rgb:%4.4x/%4.4x/%4.4x", (unsigned int)red, (unsigned int) green, (unsigned int) blue );
XLookupColor( XBWin->disp, XBWin->cmap, RGBcolor, &colordef, &colorsdef );
/*
st = XLookupColor( XBWin->disp, XBWin->cmap, RGBcolor, &colordef,
&colorsdef );
*/
return colorsdef.pixel;
}
///////////////////////////////////////////////////////////////////////
/// Function: QueryRGB8
///
/// Author: $author$
/// Date: 4/25/2012
///////////////////////////////////////////////////////////////////////
virtual XosError QueryRGB8
(Display* xDisplay, Colormap xColormap,
uint8_t r, uint8_t g, uint8_t b,
bool onlyFreed=false)
{
XosError error = XOS_ERROR_FAILED;
XosError error2;
XColor xColor;
Pixel detached;
int err;
if ((error2 = Freed(onlyFreed)))
return error2;
RGB8ToXColor(xColor, r,g,b);
if ((xDisplay) && (None != (xColormap)))
{
XQueryColor(xDisplay, xColormap, &xColor);
if ((xColor.pixel)) {
m_xDisplay = xDisplay;
m_xColormap = xColormap;
Attach(detached = xColor.pixel);
error = XOS_ERROR_NONE;
}
}
return error;
}
QColor QGLContext::overlayTransparentColor() const
{
//### make more efficient using the transpColor member
if ( isValid() ) {
if ( !trans_colors_init )
find_trans_colors();
VisualID myVisualId = ((XVisualInfo*)vi)->visualid;
int myScreen = ((XVisualInfo*)vi)->screen;
for ( int i = 0; i < (int)trans_colors.size(); i++ ) {
if ( trans_colors[i].vis == myVisualId &&
trans_colors[i].screen == myScreen ) {
XColor col;
col.pixel = trans_colors[i].color;
col.red = col.green = col.blue = 0;
col.flags = 0;
Display *dpy = d->paintDevice->x11Display();
if (col.pixel > (uint) ((XVisualInfo *)vi)->colormap_size - 1)
col.pixel = ((XVisualInfo *)vi)->colormap_size - 1;
XQueryColor(dpy, choose_cmap(dpy, (XVisualInfo *) vi), &col);
uchar r = (uchar)((col.red / 65535.0) * 255.0 + 0.5);
uchar g = (uchar)((col.green / 65535.0) * 255.0 + 0.5);
uchar b = (uchar)((col.blue / 65535.0) * 255.0 + 0.5);
return QColor(qRgb(r,g,b), trans_colors[i].color);
}
}
}
return QColor(); // Invalid color
}
static void default_colors()
{
Arg args[5];
Pixel background, foreground, top_shadow, bottom_shadow, arm_color;
Pixel r_foreground, r_top_shadow, r_bottom_shadow, r_arm_color;
Widget widget;
int n = 0;
XColor color;
widget = XtNameToWidget(fetched,"color_change_BB.color_change");
XtSetArg(args[n], XmNbackground, &background); n++;
XtGetValues(widget, args, n);
XmGetColors(XtScreen(widget), cmap, background, &r_foreground,
&r_top_shadow, &r_bottom_shadow, &r_arm_color);
XtSetArg(args[n], XmNforeground, &foreground); n++;
XtSetArg(args[n], XmNtopShadowColor, &top_shadow); n++;
XtSetArg(args[n], XmNbottomShadowColor, &bottom_shadow); n++;
XtSetArg(args[n], XmNarmColor, &arm_color); n++;
XtGetValues(widget, args, n);
color.pixel = r_foreground;
XQueryColor(dpy,cmap,&color);
color.pixel = foreground;
XStoreColor(dpy, cmap, &color);
color.pixel = background;
XQueryColor(dpy,cmap,&color);
color.pixel = background;
XStoreColor(dpy, cmap, &color);
color.pixel = r_top_shadow;
XQueryColor(dpy,cmap,&color);
color.pixel = top_shadow;
XStoreColor(dpy, cmap, &color);
color.pixel = r_bottom_shadow;
XQueryColor(dpy,cmap,&color);
color.pixel = bottom_shadow;
XStoreColor(dpy, cmap, &color);
color.pixel = r_arm_color;
XQueryColor(dpy,cmap,&color);
color.pixel = arm_color;
XStoreColor(dpy, cmap, &color);
}
static void InstallColours(void)
{
int pixVal=0;
int c, f, ggap, steps[GSTP] = {8, 4, 2, 1};
XColor greyDef, whiteDef, blackDef, colourDef;
short RGBval, step;
/* initialise the grey levels/colours depending on the number of planes */
for (c = 0; c < MAX_COLOURS; c++){
/* get colour from the X11 database */
if (!XParseColor(theDisp, theCmap, XColArray[c], &colourDef))
HError(6870,"InstallColours: Colour name %s not in X11 database",
XColArray[c]);
if (!XAllocColor(theDisp, theCmap, &colourDef))
HError(-6870,"InstallColours: Cannot allocate colour %s", XColArray[c]);
else
pixVal = colourDef.pixel;
colours[c] = pixVal;
}
if (dispDEEP == 1){
/* map all grey levels onto b/w */
for (c = 0; c < MAX_GREYS/2; c++)
greys[c] = white;
for (c = MAX_GREYS/2; c < MAX_GREYS; c++)
greys[c] = black;
} else {
/* then the grey levels */
whiteDef.pixel = white; XQueryColor(theDisp, theCmap, &whiteDef);
blackDef.pixel = black; XQueryColor(theDisp, theCmap, &blackDef);
ggap = ((int)(whiteDef.red - blackDef.red))/MAX_GREYS;
for (f = 0; f < GSTP; f++){
step = steps[f]*ggap;
for (c = 0; c < (MAX_GREYS/steps[f]); c++){
RGBval = whiteDef.red - c*step;
greyDef.red = RGBval;
greyDef.green = RGBval;
greyDef.blue = RGBval;
if (!XAllocColor(theDisp, theCmap, &greyDef))
HError(-6870, "InstallColours: Cannot allocate grey level %d",
c*steps[f]);
else
pixVal = greyDef.pixel;
greys[c] = pixVal;
}
}
}
}
// Get pixel color at coordinates x,y
void pixel_color (Display *display, int x, int y, XColor *color)
{
XImage *image;
image = XGetImage (display, DefaultRootWindow (display), x, y, 1, 1, AllPlanes, XYPixmap);
color->pixel = XGetPixel (image, 0, 0);
XFree (image);
XQueryColor (display, DefaultColormap(display, DefaultScreen (display)), color);
}
void JColor::setPixel(int _pixel) {
if (hnd == _pixel) return;
XColor color;
color.pixel = _pixel;
XQueryColor(JUNIX::theDisplay, JUNIX::theColormap, &color);
value = JColor(color.red >> 8, color.green >> 8,
color.blue >> 8).getRGB();
Release();
}
/*
%F Funcao usando tabela de conversao. \
Usada quando nao estamos em TrueColor.
*/
static void not_truecolor_get_rgb(unsigned long pixel, unsigned
char* red, unsigned char* green, unsigned char* blue)
{
XColor xc;
xc.pixel = pixel;
XQueryColor(iupmot_display, iupmot_color.colormap, &xc);
*red = (unsigned char)xc.red;
*green = (unsigned char)xc.green;
*blue = (unsigned char)xc.blue;
}
unsigned char GetBValue(Display *display, unsigned long pixel)
{
Colormap cm;
XColor xc;
cm = DefaultColormap(display, DefaultScreen(display));
XQueryColor(display, cm, &xc);
return xc.blue / 256;
}
LLDSPEC color_t gdisp_lld_get_pixel_color(GDisplay *g) {
xPriv * priv = (xPriv *)g->priv;
XColor color;
XImage *img;
img = XGetImage (dis, priv->pix, g->p.x, g->p.y, 1, 1, AllPlanes, XYPixmap);
color.pixel = XGetPixel (img, 0, 0);
XFree(img);
XQueryColor(dis, cmap, &color);
return RGB2COLOR(color.red>>8, color.green>>8, color.blue>>8);
}
/* ColorPixelToRGB {{{ */
static void
ColorPixelToRGB(XColor *xcolor)
{
XQueryColor(display, DefaultColormap(display,
DefaultScreen(display)), xcolor);
/* Scale 65535 to 255 */
xcolor->red = SCALE(xcolor->red, 65535, 255);
xcolor->green = SCALE(xcolor->green, 65535, 255);
xcolor->blue = SCALE(xcolor->blue, 65535, 255);
} /* }}} */
void OGLwin_GetColorVal(int ind, short *r, short *g, short *b)
{
XColor color;
color.pixel = ind;
XQueryColor(Dsp, Cmap, &color);
*r = color.red;
*g = color.green;
*b = color.blue;
}
bool de_duplicate_colour(WRootWin *rootwin, DEColour in, DEColour *out)
{
XColor c;
c.pixel=in;
XQueryColor(ioncore_g.dpy, rootwin->default_cmap, &c);
if(XAllocColor(ioncore_g.dpy, rootwin->default_cmap, &c)){
*out=c.pixel;
return TRUE;
}
return FALSE;
}
XColor *GetTintedColor(Pixel in, Pixel tint, int percent)
{
XColor tint_color;
memset(&color, 0, sizeof(color));
memset(&tint_color, 0, sizeof(tint_color));
color.pixel = in;
XQueryColor(Pdpy, Pcmap, &color);
tint_color.pixel = tint;
XQueryColor(Pdpy, Pcmap, &tint_color);
color.red = (unsigned short)
(((100-percent)*color.red + tint_color.red * percent) / 100);
color.green = (unsigned short)
(((100-percent)*color.green + tint_color.green * percent) /
100);
color.blue = (unsigned short)
(((100-percent)*color.blue + tint_color.blue * percent) / 100);
return &color;
}
ColorRep::ColorRep (
long p, ColorIntensity& r, ColorIntensity& g, ColorIntensity& b
) {
XColor* c = new XColor;
c->pixel = p;
XQueryColor(_world->display(), _world->cmap(), c);
r = c->red;
g = c->green;
b = c->blue;
info = (void*)c;
}
XColor *GetForeShadowColor(Pixel foreground, Pixel background)
{
XColor bg_color;
float fg[3], bg[3];
int result[3];
int i;
memset(&color, 0, sizeof(color));
memset(&bg_color, 0, sizeof(bg_color));
color.pixel = foreground;
bg_color.pixel = background;
XQueryColor(Pdpy, Pcmap, &color);
XQueryColor(Pdpy, Pcmap, &bg_color);
fg[0] = color.red;
fg[1] = color.green;
fg[2] = color.blue;
bg[0] = bg_color.red;
bg[1]= bg_color.green;
bg[2] = bg_color.blue;
for (i=0; i<3; i++)
{
if (fg[i] - bg[i] < 8192 && fg[i] - bg[i] > -8192)
{
result[i] = 0;
}
else
{
result[i] = (int)((5 * bg[i] - fg[i]) / 4);
if (fg[i] < bg[i] || result[i] < 0)
{
result[i] = (int)((3 * bg[i] + fg[i]) / 4);
}
}
}
color.red = result[0];
color.green = result[1];
color.blue = result[2];
return &color;
}
Cursor MakeStringCursor(char *string)
{
Cursor cursor;
XColor black, white;
Pixmap bitmap;
unsigned int width, height, middle;
GC gc;
Colormap cmap = Scr->RootColormaps.cwins[0]->colormap->c;
MyFont myfont = Scr->TitleBarFont;
XRectangle inc_rect;
XRectangle logical_rect;
black.pixel = Scr->Black;
XQueryColor(dpy, cmap, &black);
white.pixel = Scr->White;
XQueryColor(dpy, cmap, &white);
XmbTextExtents(myfont.font_set, string, strlen(string),
&inc_rect, &logical_rect);
width = logical_rect.width + 4;
height = logical_rect.height + 2;
middle = myfont.ascent;
/*XQueryBestCursor (dpy, Scr->Root, width, height, &rwidth, &rheight);*/
bitmap = XCreatePixmap(dpy, Scr->Root, width, height, 1);
gc = XCreateGC(dpy, bitmap, 0L, NULL);
XSetForeground(dpy, gc, 0L);
XFillRectangle(dpy, bitmap, gc, 0, 0, width, height);
XSetForeground(dpy, gc, 1L);
XDrawRectangle(dpy, bitmap, gc, 0, 0, width - 1, height - 1);
XmbDrawString(dpy, bitmap, myfont.font_set,
gc, 2, middle, string, strlen(string));
cursor = XCreatePixmapCursor(dpy, bitmap, None, &black, &white, 0, 0);
XFreePixmap(dpy, bitmap);
XFreeGC(dpy, gc);
return (cursor);
}
