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fixed the new code for windows that are partly offscreen 

svn path=/trunk/; revision=21923
This commit is contained in:
Sven Neumann 2007-02-15 12:07:40 +00:00
parent 2515dc6864
commit fd057b7f1b
1 changed files with 49 additions and 30 deletions
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79
plug-ins/common/screenshot.c
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@ -185,7 +185,9 @@ static void run (const gchar *name,
static GdkNativeWindow select_window (GdkScreen *screen);
static GdkPixbuf * remove_shape (GdkPixbuf *pixbuf,
GdkScreen *screen,
GdkNativeWindow window);
GdkNativeWindow window,
gint offset_x,
gint offset_y);
static gint32 create_image (GdkPixbuf *pixbuf);
static gint32 shoot (GdkScreen *screen);
@ -637,7 +639,9 @@ select_window (GdkScreen *screen)
static GdkPixbuf *
remove_shape (GdkPixbuf *pixbuf,
GdkScreen *screen,
GdkNativeWindow window)
GdkNativeWindow window,
gint offset_x,
gint offset_y)
{
#if defined(GDK_WINDOWING_X11)
Display *x_dpy = GDK_SCREEN_XDISPLAY (screen);
@ -651,22 +655,25 @@ remove_shape (GdkPixbuf *pixbuf,
if (rects)
{
GdkPixbuf *retval;
gint width = gdk_pixbuf_get_width (pixbuf);
gint height = gdk_pixbuf_get_height (pixbuf);
gint src_bpp = gdk_pixbuf_get_n_channels (pixbuf);
gint src_rowstride = gdk_pixbuf_get_rowstride (pixbuf);
gint dest_rowstride;
GdkPixbuf *retval;
GdkRectangle area;
gint width = gdk_pixbuf_get_width (pixbuf);
gint height = gdk_pixbuf_get_height (pixbuf);
gint src_bpp = gdk_pixbuf_get_n_channels (pixbuf);
gint src_rowstride = gdk_pixbuf_get_rowstride (pixbuf);
gint dest_rowstride;
if (rect_count == 1 && (rects[0].x == 0 &&
rects[0].y == 0 &&
rects[0].width == width &&
rects[0].height == height))
if (rect_count == 1)
{
XFree (rects);
return pixbuf;
}
area.x = 0;
area.y = 0;
area.width = width;
area.height = height;
retval = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, width, height);
dest_rowstride = gdk_pixbuf_get_rowstride (retval);
@ -675,24 +682,29 @@ remove_shape (GdkPixbuf *pixbuf,
for (i = 0; i < rect_count; i++)
{
XRectangle *rect = rects + i;
gint x, y;
GdkRectangle rect;
gint x, y;
for (y = rect->y; y < rect->y + rect->height; y++)
rect.x = rects[i].x - offset_x;
rect.y = rects[i].y - offset_y;
rect.width = rects[i].width;
rect.height = rects[i].height;
if (! gdk_rectangle_intersect (&area, &rect, &rect))
continue;
for (y = rect.y; y < rect.y + rect.height; y++)
{
const guchar *s;
guchar *d;
const guchar *s = gdk_pixbuf_get_pixels (pixbuf);
guchar *d = gdk_pixbuf_get_pixels (retval);
s = gdk_pixbuf_get_pixels (pixbuf);
s += y * src_rowstride + rect->x * src_bpp;
d = gdk_pixbuf_get_pixels (retval);
d += y * dest_rowstride + rect->x * 4;
s += y * src_rowstride + rect.x * src_bpp;
d += y * dest_rowstride + rect.x * 4;
switch (src_bpp)
{
case 3:
for (x = rect->x; x < rect->x + rect->width; x++)
for (x = rect.x; x < rect.x + rect.width; x++)
{
*d++ = *s++;
*d++ = *s++;
@ -702,7 +714,7 @@ remove_shape (GdkPixbuf *pixbuf,
break;
case 4:
memcpy (d, s, rect->width * 4);
memcpy (d, s, rect.width * 4);
break;
}
}
@ -775,6 +787,8 @@ shoot (GdkScreen *screen)
GdkRectangle rect;
GdkRectangle screen_rect;
gint32 image;
gint screen_x;
gint screen_y;
gint x, y;
/* use default screen if we are running non-interactively */
@ -821,16 +835,17 @@ shoot (GdkScreen *screen)
rect.y = y;
}
window = gdk_screen_get_root_window (screen);
gdk_window_get_origin (window, &x, &y);
if (! gdk_rectangle_intersect (&rect, &screen_rect, &rect))
return -1;
window = gdk_screen_get_root_window (screen);
gdk_window_get_origin (window, &screen_x, &screen_y);
screenshot = gdk_pixbuf_get_from_drawable (NULL, window,
NULL,
rect.x - x, rect.y - y, 0, 0,
rect.width, rect.height);
rect.x - screen_x,
rect.y - screen_y,
0, 0, rect.width, rect.height);
gdk_display_beep (gdk_screen_get_display (screen));
gdk_flush ();
@ -842,7 +857,11 @@ shoot (GdkScreen *screen)
}
if (shootvals.shoot_type == SHOOT_WINDOW)
screenshot = remove_shape (screenshot, screen, shootvals.window_id);
{
screenshot = remove_shape (screenshot,
screen, shootvals.window_id,
rect.x - x, rect.y - y);
}
image = create_image (screenshot);