gboolean
xfwmPixmapRenderGdkPixbuf (xfwmPixmap * pm, GdkPixbuf *pixbuf)
{
GdkPixbuf *src;
GdkPixmap *destw;
GdkVisual *gvisual;
GdkColormap *cmap;
gint width, height;
gint dest_x, dest_y;
g_return_val_if_fail (pm != NULL, FALSE);
g_return_val_if_fail (pm->pixmap != None, FALSE);
g_return_val_if_fail (pm->mask != None, FALSE);
destw = gdk_xid_table_lookup (pm->pixmap);
if (destw)
{
g_object_ref (G_OBJECT (destw));
}
else
{
destw = gdk_pixmap_foreign_new (pm->pixmap);
}
if (!destw)
{
g_warning ("Cannot get pixmap");
return FALSE;
}
gvisual = gdk_screen_get_system_visual (pm->screen_info->gscr);
cmap = gdk_x11_colormap_foreign_new (gvisual, pm->screen_info->cmap);
if (!cmap)
{
g_warning ("Cannot create colormap");
g_object_unref (destw);
return FALSE;
}
width = MIN (gdk_pixbuf_get_width (pixbuf), pm->width);
height = MIN (gdk_pixbuf_get_height (pixbuf), pm->height);
/* Add 1 for rounding */
dest_x = (pm->width - width + 1) / 2;
dest_y = (pm->height - height + 1) / 2;
src = gdk_pixbuf_get_from_drawable(NULL, GDK_DRAWABLE (destw), cmap,
dest_x, dest_y, 0, 0, width, height);
gdk_pixbuf_composite (pixbuf, src, 0, 0, width, height,
0, 0, 1.0, 1.0, GDK_INTERP_NEAREST, 0xFF);
gdk_draw_pixbuf (GDK_DRAWABLE (destw), NULL, src, 0, 0, dest_x, dest_y,
width, height, GDK_RGB_DITHER_NONE, 0, 0);
g_object_unref (cmap);
g_object_unref (src);
g_object_unref (destw);
return TRUE;
}
GdkPixbuf *
meta_ui_get_pixbuf_from_pixmap (Pixmap pmap)
{
GdkPixmap *gpmap;
GdkScreen *screen;
GdkPixbuf *pixbuf;
GdkColormap *cmap;
int width, height, depth;
gpmap = gdk_pixmap_foreign_new (pmap);
screen = gdk_drawable_get_screen (gpmap);
gdk_drawable_get_size (GDK_DRAWABLE (gpmap), &width, &height);
depth = gdk_drawable_get_depth (GDK_DRAWABLE (gpmap));
if (depth <= 24)
cmap = gdk_screen_get_rgb_colormap (screen);
else
cmap = gdk_screen_get_rgba_colormap (screen);
pixbuf = gdk_pixbuf_get_from_drawable (NULL, gpmap, cmap, 0, 0, 0, 0,
width, height);
g_object_unref (gpmap);
return pixbuf;
}
void
set_desktop_background(GdkWindow *window)
{
Pixmap xpm = get_pixmap_prop(GDK_WINDOW_XWINDOW(window),
"_XROOTPMAP_ID");
if (xpm != None)
{
GdkPixmap *gpm = gdk_pixmap_foreign_new(xpm);
gdk_window_set_back_pixmap (window, gpm, FALSE);
g_object_unref (gpm);
}
}
GdkPixbuf*
_lightdash_gdk_pixbuf_get_from_pixmap (GdkPixbuf *dest,
Pixmap xpixmap,
int src_x,
int src_y,
int dest_x,
int dest_y,
int width,
int height)
{
GdkDrawable *drawable;
GdkPixbuf *retval;
GdkColormap *cmap;
retval = NULL;
cmap = NULL;
drawable = gdk_xid_table_lookup (xpixmap);
if (drawable)
g_object_ref (G_OBJECT (drawable));
else
drawable = gdk_pixmap_foreign_new (xpixmap);
if (drawable)
{
cmap = get_cmap (drawable);
/* GDK is supposed to do this but doesn't in GTK 2.0.2,
* fixed in 2.0.3
*/
if (width < 0)
gdk_drawable_get_size (drawable, &width, NULL);
if (height < 0)
gdk_drawable_get_size (drawable, NULL, &height);
retval = gdk_pixbuf_get_from_drawable (dest,
drawable,
cmap,
src_x, src_y,
dest_x, dest_y,
width, height);
}
if (cmap)
g_object_unref (G_OBJECT (cmap));
if (drawable)
g_object_unref (G_OBJECT (drawable));
return retval;
}
void
set_desktop_background(GdkWindow *window)
{
Pixmap xpm = get_pixmap_prop(GDK_WINDOW_XWINDOW(window), "_XROOTPMAP_ID");
#ifdef HAVE_GTK3
if (xpm != None)
{
GdkScreen *screen = gdk_window_get_screen(window);
Window root_return;
int x, y;
unsigned int width, height, bw, depth_ret;
cairo_surface_t *surface = NULL;
gdk_error_trap_push();
if (XGetGeometry(GDK_SCREEN_XDISPLAY(screen),
xpm,
&root_return,
&x, &y, &width, &height, &bw, &depth_ret))
{
surface = cairo_xlib_surface_create(GDK_SCREEN_XDISPLAY (screen),
xpm,
GDK_VISUAL_XVISUAL(gdk_screen_get_system_visual(screen)),
width, height);
}
gdk_error_trap_pop_ignored ();
cairo_pattern_t *pattern = cairo_pattern_create_for_surface(surface);
gdk_window_set_background_pattern(window, pattern);
cairo_surface_destroy(surface);
// cairo_pattern_destroy ???
}
else
{
GdkRGBA black = { 0.0, 0.0, 0.0, 1.0 };
gdk_window_set_background_rgba(window, &black);
}
#else
if (xpm != None)
{
GDKPIXMAP *gpm = gdk_pixmap_foreign_new(xpm);
gdk_window_set_back_pixmap (window, gpm, FALSE);
g_object_unref (gpm);
}
#endif
}
GdkPixbuf*
meta_gdk_pixbuf_get_from_pixmap (GdkPixbuf *dest,
Pixmap xpixmap,
int src_x,
int src_y,
int dest_x,
int dest_y,
int width,
int height)
{
GdkDrawable *drawable;
GdkPixbuf *retval;
#if !GTK_CHECK_VERSION (3, 0, 0)
GdkColormap *cmap;
#endif
retval = NULL;
#if !GTK_CHECK_VERSION (3, 0, 0)
cmap = NULL;
#endif
drawable = gdk_x11_window_lookup_for_display (gdk_display_get_default (), xpixmap);
if (drawable)
g_object_ref (G_OBJECT (drawable));
else
drawable = gdk_pixmap_foreign_new (xpixmap);
if (drawable)
{
cmap = get_cmap (drawable);
retval = gdk_pixbuf_get_from_drawable (dest,
drawable,
cmap,
src_x, src_y,
dest_x, dest_y,
width, height);
}
#if !GTK_CHECK_VERSION (3, 0, 0)
if (cmap)
g_object_unref (G_OBJECT (cmap));
#endif
if (drawable)
g_object_unref (G_OBJECT (drawable));
return retval;
}
GdkPixmap *
create_native_pixmap_and_wrap (int w,
int h,
GtkWidget *parent_style_window)
{
GdkWindow *window;
if (w <= 0 || h <= 0)
abort ();
window = gtk_widget_get_window (parent_style_window);
GdkPixmap *pixmap =
gdk_pixmap_foreign_new (XCreatePixmap (gdk_x11_display_get_xdisplay (gdk_display_get_default ()),
GDK_WINDOW_XID (window), w, h,
gdk_drawable_get_depth (window)));
GdkColormap *cmap = get_colormap_for_drawable (GDK_DRAWABLE (pixmap));
gdk_drawable_set_colormap (GDK_DRAWABLE (pixmap), cmap);
return pixmap;
}
GdkPixbuf*
meta_gdk_pixbuf_get_from_pixmap (GdkPixbuf *dest,
Pixmap xpixmap,
int src_x,
int src_y,
int dest_x,
int dest_y,
int width,
int height)
{
GdkDrawable *drawable;
GdkPixbuf *retval;
GdkColormap *cmap;
retval = NULL;
cmap = NULL;
drawable = gdk_xid_table_lookup (xpixmap);
if (drawable)
g_object_ref (G_OBJECT (drawable));
else
drawable = gdk_pixmap_foreign_new (xpixmap);
if (drawable)
{
cmap = get_cmap (drawable);
retval = gdk_pixbuf_get_from_drawable (dest,
drawable,
cmap,
src_x, src_y,
dest_x, dest_y,
width, height);
}
if (cmap)
g_object_unref (G_OBJECT (cmap));
if (drawable)
g_object_unref (G_OBJECT (drawable));
return retval;
}
GdkPixbuf* meta_ui_get_pixbuf_from_pixmap(Pixmap pmap)
{
GdkPixmap* gpmap;
GdkScreen* screen;
GdkPixbuf* pixbuf;
#if !GTK_CHECK_VERSION (3, 0, 0)
GdkColormap* cmap;
#endif
int width;
int height;
int depth;
gpmap = gdk_pixmap_foreign_new(pmap);
screen = gdk_drawable_get_screen(gpmap);
#if GTK_CHECK_VERSION(3, 0, 0)
width = gdk_window_get_width(GDK_WINDOW(gpmap));
height = gdk_window_get_height(GDK_WINDOW(gpmap));
#else
gdk_drawable_get_size(GDK_DRAWABLE(gpmap), &width, &height);
#endif
depth = gdk_drawable_get_depth(GDK_DRAWABLE(gpmap));
#if !GTK_CHECK_VERSION (3, 0, 0)
if (depth <= 24)
{
cmap = gdk_screen_get_system_colormap(screen);
}
else
{
cmap = gdk_screen_get_rgba_colormap(screen);
}
#endif
pixbuf = gdk_pixbuf_get_from_drawable(NULL, gpmap, cmap, 0, 0, 0, 0, width, height);
g_object_unref(gpmap);
return pixbuf;
}
static gboolean
xfwmPixmapDrawFromGdkPixbuf (xfwmPixmap * pm, GdkPixbuf *pixbuf)
{
GdkPixmap *dest_pixmap;
GdkPixmap *dest_bitmap;
GdkVisual *gvisual;
GdkColormap *cmap;
gint width, height;
gint dest_x, dest_y;
gint alpha_threshold;
g_return_val_if_fail (pm != NULL, FALSE);
g_return_val_if_fail (pm->pixmap != None, FALSE);
g_return_val_if_fail (pm->mask != None, FALSE);
dest_pixmap = gdk_xid_table_lookup (pm->pixmap);
if (dest_pixmap)
{
g_object_ref (G_OBJECT (dest_pixmap));
}
else
{
dest_pixmap = gdk_pixmap_foreign_new (pm->pixmap);
}
if (!dest_pixmap)
{
g_warning ("Cannot get pixmap");
return FALSE;
}
dest_bitmap = gdk_xid_table_lookup (pm->mask);
if (dest_bitmap)
{
g_object_ref (G_OBJECT (dest_bitmap));
}
else
{
dest_bitmap = gdk_pixmap_foreign_new (pm->mask);
}
if (!dest_bitmap)
{
g_warning ("Cannot get bitmap");
g_object_unref (dest_pixmap);
return FALSE;
}
gvisual = gdk_screen_get_system_visual (pm->screen_info->gscr);
cmap = gdk_x11_colormap_foreign_new (gvisual, pm->screen_info->cmap);
if (!cmap)
{
g_warning ("Cannot create colormap");
g_object_unref (dest_pixmap);
g_object_unref (dest_bitmap);
return FALSE;
}
width = MIN (gdk_pixbuf_get_width (pixbuf), pm->width);
height = MIN (gdk_pixbuf_get_height (pixbuf), pm->height);
dest_x = (pm->width - width) / 2;
dest_y = (pm->height - height) / 2;
gdk_drawable_set_colormap (GDK_DRAWABLE (dest_pixmap), cmap);
gdk_draw_pixbuf (GDK_DRAWABLE (dest_pixmap), NULL, pixbuf, 0, 0, dest_x, dest_y,
width, height, GDK_RGB_DITHER_NONE, 0, 0);
alpha_threshold = (gdk_pixbuf_get_has_alpha (pixbuf) ? 0xFF : 0);
gdk_pixbuf_render_threshold_alpha (pixbuf, dest_bitmap,
0, 0, dest_x, dest_y,
width, height, alpha_threshold);
g_object_unref (cmap);
g_object_unref (dest_pixmap);
g_object_unref (dest_bitmap);
return TRUE;
}
GdkPixmap*
gdk_pixmap_foreign_new_for_display (GdkDisplay *display, GdkNativeWindow anid)
{
return gdk_pixmap_foreign_new(anid);
}
/* XXX: Make this more general */
static GdkPixbuf* preview_menu(RrTheme *theme)
{
RrAppearance *title;
RrAppearance *title_text;
RrAppearance *menu;
RrAppearance *background;
RrAppearance *normal;
RrAppearance *disabled;
RrAppearance *selected;
RrAppearance *bullet; /* for submenu */
GdkPixmap *pixmap;
GdkPixbuf *pixbuf;
/* width and height of the whole menu */
gint width, height;
gint x, y;
gint title_h;
gint tw, th;
gint bw, bh;
gint unused;
/* set up appearances */
title = theme->a_menu_title;
title_text = theme->a_menu_text_title;
title_text->surface.parent = title;
title_text->texture[0].data.text.string = "Menu";
normal = theme->a_menu_text_normal;
normal->texture[0].data.text.string = "Normal";
disabled = theme->a_menu_text_disabled;
disabled->texture[0].data.text.string = "Disabled";
selected = theme->a_menu_text_selected;
selected->texture[0].data.text.string = "Selected";
bullet = theme->a_menu_bullet_normal;
/* determine window size */
RrMinSize(normal, &width, &th);
width += th + PADDING; /* make space for the bullet */
//height = th;
width += 2*theme->mbwidth + 2*PADDING;
/* get minimum title size */
RrMinSize(title, &tw, &title_h);
/* size of background behind each text line */
bw = width - 2*theme->mbwidth;
//title_h += 2*PADDING;
title_h = theme->menu_title_height;
RrMinSize(normal, &unused, &th);
bh = th + 2*PADDING;
height = title_h + 3*bh + 3*theme->mbwidth;
//height += 3*th + 3*theme->mbwidth + 5*PADDING;
/* set border */
pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, FALSE, 8, width, height);
gdk_pixbuf_fill(pixbuf, rr_color_pixel(theme->menu_border_color));
/* draw title */
x = y = theme->mbwidth;
theme_pixmap_paint(title, bw, title_h);
/* draw title text */
title_text->surface.parentx = 0;
title_text->surface.parenty = 0;
theme_pixmap_paint(title_text, bw, title_h);
pixmap = gdk_pixmap_foreign_new(title_text->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, bw, title_h);
/* menu appears after title */
y += theme->mbwidth + title_h;
/* fill in menu appearance, used as the parent to every menu item's bg */
menu = theme->a_menu;
th = height - 3*theme->mbwidth - title_h;
theme_pixmap_paint(menu, bw, th);
pixmap = gdk_pixmap_foreign_new(menu->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, bw, th);
/* fill in background appearance, used as the parent to text items */
background = theme->a_menu_normal;
background->surface.parent = menu;
background->surface.parentx = 0;
background->surface.parenty = 0;
/* draw background for normal entry */
theme_pixmap_paint(background, bw, bh);
pixmap = gdk_pixmap_foreign_new(background->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, bw, bh);
/* draw normal entry */
normal->surface.parent = background;
normal->surface.parentx = PADDING;
normal->surface.parenty = PADDING;
x += PADDING;
y += PADDING;
RrMinSize(normal, &tw, &th);
theme_pixmap_paint(normal, tw, th);
pixmap = gdk_pixmap_foreign_new(normal->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, tw, th);
/* draw bullet */
RrMinSize(normal, &tw, &th);
bullet->surface.parent = background;
bullet->surface.parentx = bw - th;
bullet->surface.parenty = PADDING;
theme_pixmap_paint(bullet, th, th);
pixmap = gdk_pixmap_foreign_new(bullet->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, width - theme->mbwidth - th, y,
th, th);
y += th + 2*PADDING;
/* draw background for disabled entry */
background->surface.parenty = bh;
theme_pixmap_paint(background, bw, bh);
pixmap = gdk_pixmap_foreign_new(background->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x - PADDING, y - PADDING,
bw, bh);
/* draw disabled entry */
RrMinSize(disabled, &tw, &th);
disabled->surface.parent = background;
disabled->surface.parentx = PADDING;
disabled->surface.parenty = PADDING;
theme_pixmap_paint(disabled, tw, th);
pixmap = gdk_pixmap_foreign_new(disabled->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, tw, th);
y += th + 2*PADDING;
/* draw background for selected entry */
background = theme->a_menu_selected;
background->surface.parent = menu;
background->surface.parentx = 2*bh;
theme_pixmap_paint(background, bw, bh);
pixmap = gdk_pixmap_foreign_new(background->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x - PADDING, y - PADDING,
bw, bh);
/* draw selected entry */
RrMinSize(selected, &tw, &th);
selected->surface.parent = background;
selected->surface.parentx = PADDING;
selected->surface.parenty = PADDING;
theme_pixmap_paint(selected, tw, th);
pixmap = gdk_pixmap_foreign_new(selected->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, tw, th);
return pixbuf;
}
static GdkPixbuf* preview_window(RrTheme *theme, const gchar *titlelayout,
gboolean focus, gint width, gint height)
{
RrAppearance *title;
RrAppearance *handle;
RrAppearance *a;
GdkPixmap *pixmap;
GdkPixbuf *pixbuf = NULL;
GdkPixbuf *scratch;
gint w, label_w, h, x, y;
const gchar *layout;
title = focus ? theme->a_focused_title : theme->a_unfocused_title;
/* set border */
pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, width, height);
gdk_pixbuf_fill(pixbuf,
rr_color_pixel(focus ?
theme->frame_focused_border_color :
theme->frame_unfocused_border_color));
/* title */
w = width - 2*theme->fbwidth;
h = theme->title_height;
theme_pixmap_paint(title, w, h);
x = y = theme->fbwidth;
pixmap = gdk_pixmap_foreign_new(title->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
/* calculate label width */
label_w = width - (theme->paddingx + theme->fbwidth + 1) * 2;
for (layout = titlelayout; *layout; layout++) {
switch (*layout) {
case 'N':
label_w -= theme->button_size + 2 + theme->paddingx + 1;
break;
case 'D':
case 'S':
case 'I':
case 'M':
case 'C':
label_w -= theme->button_size + theme->paddingx + 1;
break;
default:
break;
}
}
x = theme->paddingx + theme->fbwidth + 1;
y += theme->paddingy;
for (layout = titlelayout; *layout; layout++) {
/* icon */
if (*layout == 'N') {
a = theme->a_icon;
/* set default icon */
a->texture[0].type = RR_TEXTURE_RGBA;
a->texture[0].data.rgba.width = 48;
a->texture[0].data.rgba.height = 48;
a->texture[0].data.rgba.alpha = 0xff;
a->texture[0].data.rgba.data = theme->def_win_icon;
a->surface.parent = title;
a->surface.parentx = x - theme->fbwidth;
a->surface.parenty = theme->paddingy;
w = h = theme->button_size + 2;
theme_pixmap_paint(a, w, h);
pixmap = gdk_pixmap_foreign_new(a->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
x += theme->button_size + 2 + theme->paddingx + 1;
} else if (*layout == 'L') { /* label */
a = focus ? theme->a_focused_label : theme->a_unfocused_label;
a->texture[0].data.text.string = focus ? "Active" : "Inactive";
a->surface.parent = title;
a->surface.parentx = x - theme->fbwidth;
a->surface.parenty = theme->paddingy;
w = label_w;
h = theme->label_height;
theme_pixmap_paint(a, w, h);
pixmap = gdk_pixmap_foreign_new(a->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
x += w + theme->paddingx + 1;
} else {
/* buttons */
switch (*layout) {
case 'D':
a = focus ?
theme->btn_desk->a_focused_unpressed :
theme->btn_desk->a_unfocused_unpressed;
break;
case 'S':
a = focus ?
theme->btn_shade->a_focused_unpressed :
theme->btn_shade->a_unfocused_unpressed;
break;
case 'I':
a = focus ?
theme->btn_iconify->a_focused_unpressed :
theme->btn_iconify->a_unfocused_unpressed;
break;
case 'M':
a = focus ?
theme->btn_max->a_focused_unpressed :
theme->btn_max->a_unfocused_unpressed;
break;
case 'C':
a = focus ?
theme->btn_close->a_focused_unpressed :
theme->btn_close->a_unfocused_unpressed;
break;
default:
continue;
}
a->surface.parent = title;
a->surface.parentx = x - theme->fbwidth;
a->surface.parenty = theme->paddingy + 1;
w = theme->button_size;
h = theme->button_size;
theme_pixmap_paint(a, w, h);
pixmap = gdk_pixmap_foreign_new(a->pixmap);
/* use y + 1 because these buttons should be centered wrt the label
*/
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y + 1, w, h);
x += theme->button_size + theme->paddingx + 1;
}
}
if (theme->handle_height) {
/* handle */
handle = focus ? theme->a_focused_handle : theme->a_unfocused_handle;
x = 2*theme->fbwidth + theme->grip_width;
y = height - theme->fbwidth - theme->handle_height;
w = width - 4*theme->fbwidth - 2*theme->grip_width;
h = theme->handle_height;
theme_pixmap_paint(handle, w, h);
pixmap = gdk_pixmap_foreign_new(handle->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
/* openbox handles this drawing stuff differently (it fills the bottom
* of the window with the handle), so it avoids this bug where
* parentrelative grips are not fully filled. i'm avoiding it slightly
* differently. */
theme_pixmap_paint(handle, width, h);
/* grips */
a = focus ? theme->a_focused_grip : theme->a_unfocused_grip;
a->surface.parent = handle;
x = theme->fbwidth;
/* same y and h as handle */
w = theme->grip_width;
theme_pixmap_paint(a, w, h);
pixmap = gdk_pixmap_foreign_new(a->pixmap);
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
/* right grip */
x = width - theme->fbwidth - theme->grip_width;
pixbuf = gdk_pixbuf_get_from_drawable(pixbuf, pixmap,
gdk_colormap_get_system(),
0, 0, x, y, w, h);
}
/* title separator colour */
x = theme->fbwidth;
y = theme->fbwidth + theme->title_height;
w = width - 2*theme->fbwidth;
h = theme->fbwidth;
scratch = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, w, h);
gdk_pixbuf_fill(scratch, rr_color_pixel(focus ?
theme->title_separator_focused_color :
theme->title_separator_unfocused_color));
gdk_pixbuf_copy_area(scratch, 0, 0, w, h, pixbuf, x, y);
/* retarded way of adding client colour */
x = theme->fbwidth;
y = theme->title_height + 2*theme->fbwidth;
w = width - 2*theme->fbwidth;
h = height - theme->title_height - 3*theme->fbwidth -
(theme->handle_height ? (theme->fbwidth + theme->handle_height) : 0);
scratch = gdk_pixbuf_new(GDK_COLORSPACE_RGB, TRUE, 8, w, h);
gdk_pixbuf_fill(scratch, rr_color_pixel(focus ?
theme->cb_focused_color :
theme->cb_unfocused_color));
gdk_pixbuf_copy_area(scratch, 0, 0, w, h, pixbuf, x, y);
/* clear (no alpha!) the area where the client resides */
gdk_pixbuf_fill(scratch, 0xffffffff);
gdk_pixbuf_copy_area(scratch, 0, 0,
w - 2*theme->cbwidthx,
h - 2*theme->cbwidthy,
pixbuf,
x + theme->cbwidthx,
y + theme->cbwidthy);
return pixbuf;
}
void MdispGtkView::InitializeOverlay()
{
MIL_TEXT_CHAR chText[80];
// Initialize overlay if not already done
if ((!m_isOverlayInitialized) && (m_MilDisplay))
{
//Only do it on a valid windowed display [CALL TO MIL]
if (m_MilImage && m_MilDisplay )
{
// Prepare overlay buffer //
////////////////////////////
// Enable display overlay annotations.
MdispControl(m_MilDisplay, M_OVERLAY, M_ENABLE);
// Inquire the Overlay buffer associated with the displayed buffer [CALL TO MIL]
MdispInquire(m_MilDisplay, M_OVERLAY_ID, &m_MilOverlayImage);
// Clear the overlay to transparent.
MdispControl(m_MilDisplay, M_OVERLAY_CLEAR, M_DEFAULT);
// Disable the overlay display update to accelerate annotations.
MdispControl(m_MilDisplay, M_OVERLAY_SHOW, M_DISABLE);
// Draw MIL monochrome overlay annotation *
//*****************************************
// Inquire MilOverlayImage size x and y [CALL TO MIL]
long imageWidth = MbufInquire(m_MilOverlayImage,M_SIZE_X,M_NULL);
long imageHeight = MbufInquire(m_MilOverlayImage,M_SIZE_Y,M_NULL);
// Set graphic text to transparent background. [CALL TO MIL]
MgraControl(M_DEFAULT, M_BACKGROUND_MODE, M_TRANSPARENT);
// Set drawing color to white. [CALL TO MIL]
MgraColor(M_DEFAULT, M_COLOR_WHITE);
// Print a string in the overlay image buffer. [CALL TO MIL]
MgraText(M_DEFAULT, m_MilOverlayImage, imageWidth/9, imageHeight/5, " -------------------- ");
MgraText(M_DEFAULT, m_MilOverlayImage, imageWidth/9, imageHeight/5+25, " - MIL Overlay Text - ");
MgraText(M_DEFAULT, m_MilOverlayImage, imageWidth/9, imageHeight/5+50, " -------------------- ");
// Print a green string in the green component overlay image buffer. [CALL TO MIL]
MgraColor(M_DEFAULT, M_COLOR_GREEN);
MgraText(M_DEFAULT, m_MilOverlayImage, imageWidth*11/18, imageHeight/5, " -------------------- ");
MgraText(M_DEFAULT, m_MilOverlayImage, imageWidth*11/18, imageHeight/5+25, " - MIL Overlay Text - ");
MgraText(M_DEFAULT, m_MilOverlayImage, imageWidth*11/18, imageHeight/5+50, " -------------------- ");
// Draw GDI color overlay annotation *
//************************************
// Disable hook to MIL error because control might not be supported
MappControl(M_ERROR_HOOKS, M_DISABLE);
// Create a device context to draw in the overlay buffer with GDI. [CALL TO MIL]
MbufControl(m_MilOverlayImage, M_XPIXMAP_ALLOC, M_COMPENSATION_ENABLE);
// Reenable hook to MIL error
MappControl(M_ERROR_HOOKS, M_ENABLE);
// Retrieve the XPIXMAP of the overlay [CALL TO MIL]
Pixmap XPixmap = (Pixmap)MbufInquire(m_MilOverlayImage, M_XPIXMAP_HANDLE, M_NULL);
/* convert it to gdkpixmap */
GdkPixmap *gdkpixmap = gdk_pixmap_foreign_new(XPixmap);
if(gdkpixmap)
{
GdkPoint Hor[2];
GdkPoint Ver[2];
GdkColor color[3];
GdkFont *font = NULL;
font = gdk_font_load ("-misc-*-*-r-*-*-*-140-*-*-*-*-*-1");
int i;
/* get graphic context from pixmap*/
GdkGC *gc = gdk_gc_new(gdkpixmap);
/* allocate colors */
gdk_color_parse("blue",&color[0]);
gdk_color_parse("red",&color[1]);
gdk_color_parse("yellow",&color[2]);
for(i=0;i<3;i++)
gdk_color_alloc(gdk_colormap_get_system(), &color[i]);
/* set the foreground to our color */
gdk_gc_set_foreground(gc, &color[0]);
// Draw a blue cross in the overlay buffer.
Hor[0].x = 0;
Hor[0].y = imageHeight/2;
Hor[1].x = imageWidth;
Hor[1].y = imageHeight/2;
gdk_draw_lines(gdkpixmap,gc,Hor,2);
Ver[0].x = imageWidth/2;
Ver[0].y = 0;
Ver[1].x = imageWidth/2;
Ver[1].y = imageHeight;
gdk_draw_lines(gdkpixmap,gc,Ver,2);
// Write Red text in the overlay buffer.
MosStrcpy(chText, 80, "X Overlay Text ");
gdk_gc_set_foreground(gc, &color[1]);
gdk_draw_string(gdkpixmap,
font,
gc,
imageWidth*3/18,
imageHeight*4/6,
chText);
// Write Yellow text in the overlay buffer.
gdk_gc_set_foreground(gc, &color[2]);
gdk_draw_string(gdkpixmap,
font,
gc,
imageWidth*12/18,
imageHeight*4/6,
chText);
/* flush */
gdk_display_flush(gdk_display_get_default());
/* Free graphic context.*/
g_object_unref(gc);
// Delete created Pixmap. [CALL TO MIL]
MbufControl(m_MilOverlayImage, M_XPIXMAP_FREE, M_DEFAULT);
// Signal MIL that the overlay buffer was modified. [CALL TO MIL]
MbufControl(m_MilOverlayImage, M_MODIFIED, M_DEFAULT);
}
// Now that overlay buffer is correctly prepared, we can show it [CALL TO MIL]
MdispControl(m_MilDisplay, M_OVERLAY_SHOW, M_ENABLE);
// Overlay is now initialized
m_isOverlayInitialized = true;
}
}
}
