C++ (Cpp) evas_common_draw_context_apply_clear_cutouts示例

示例#1

文件： evas_soft8_rectangle.c 项目： OpenInkpot-archive/iplinux-evas

void
soft8_rectangle_draw(Soft8_Image * dst, RGBA_Draw_Context * dc,
                     int x, int y, int w, int h)
{
   Eina_Rectangle dr;
   Cutout_Rects *rects;
   Cutout_Rect *r;
   struct RGBA_Draw_Context_clip c_bkp;
   int i;

   /* handle cutouts here! */
   EINA_RECTANGLE_SET(&dr, x, y, w, h);

   if (_is_empty_rectangle(&dr))
      return;
   if (!
       (RECTS_INTERSECT
        (dr.x, dr.y, dr.w, dr.h, 0, 0, dst->cache_entry.w, dst->cache_entry.h)))
      return;

   /* no cutouts - cut right to the chase */
   if (!dc->cutout.rects)
     {
        _soft8_rectangle_draw_int(dst, dc, dr);
        return;
     }

   c_bkp = dc->clip;

   evas_common_draw_context_clip_clip(dc, 0, 0, dst->cache_entry.w,
                                      dst->cache_entry.h);
   evas_common_draw_context_clip_clip(dc, x, y, w, h);
   /* our clip is 0 size.. abort */
   if ((dc->clip.w <= 0) || (dc->clip.h <= 0))
     {
        dc->clip = c_bkp;
        return;
     }
   rects = evas_common_draw_context_apply_cutouts(dc);
   for (i = 0; i < rects->active; ++i)
     {
        r = rects->rects + i;
        evas_common_draw_context_set_clip(dc, r->x, r->y, r->w, r->h);
        _soft8_rectangle_draw_int(dst, dc, dr);
     }
   evas_common_draw_context_apply_clear_cutouts(rects);
   dc->clip = c_bkp;
}

示例#2

文件： evas_rectangle_main.c 项目： OpenInkpot-archive/iplinux-evas

EAPI void
evas_common_rectangle_draw(RGBA_Image *dst, RGBA_Draw_Context *dc, int x, int y, int w, int h)
{
   Cutout_Rects *rects;
   Cutout_Rect  *r;
   int          c, cx, cy, cw, ch;
   int          i;
   /* handle cutouts here! */

   if ((w <= 0) || (h <= 0)) return;
   if (!(RECTS_INTERSECT(x, y, w, h, 0, 0, dst->cache_entry.w, dst->cache_entry.h)))
     return;
   /* save out clip info */
   c = dc->clip.use; cx = dc->clip.x; cy = dc->clip.y; cw = dc->clip.w; ch = dc->clip.h;
   evas_common_draw_context_clip_clip(dc, 0, 0, dst->cache_entry.w, dst->cache_entry.h);
   /* no cutouts - cut right to the chase */
   if (!dc->cutout.rects)
     {
	rectangle_draw_internal(dst, dc, x, y, w, h);
     }
   else
     {
	evas_common_draw_context_clip_clip(dc, x, y, w, h);
	/* our clip is 0 size.. abort */
	if ((dc->clip.w > 0) && (dc->clip.h > 0))
	  {
	     rects = evas_common_draw_context_apply_cutouts(dc);
	     for (i = 0; i < rects->active; ++i)
	       {
		  r = rects->rects + i;
		  evas_common_draw_context_set_clip(dc, r->x, r->y, r->w, r->h);
		  rectangle_draw_internal(dst, dc, x, y, w, h);
	       }
	     evas_common_draw_context_apply_clear_cutouts(rects);
	  }
     }
   /* restore clip info */
   dc->clip.use = c; dc->clip.x = cx; dc->clip.y = cy; dc->clip.w = cw; dc->clip.h = ch;
}

示例#3

static void
_dfb_surface_for_each_cutout(IDirectFBSurface *surface, RGBA_Draw_Context *dc, _cb_for_each_cutout_t cb, void *data)
{
   Cutout_Rects *rects;
   int i;

   rects = evas_common_draw_context_apply_cutouts(dc);
   if (!rects)
     {
	DFBRegion cr;
	cr.x1 = 0;
	cr.y1 = 0;
	surface->GetSize(surface, &cr.x2, &cr.y2);
	cr.x2 -= 1;
	cr.y2 -= 1;
	surface->SetClip(surface, NULL);
	cb(surface, dc, &cr, data);
	return;
     }

   for (i = 0; i < rects->active; ++i)
     {
	Cutout_Rect *r;
	DFBRegion cr;

	r = rects->rects + i;

	cr.x1 = r->x;
	cr.y1 = r->y;
	cr.x2 = r->x + r->w - 1;
	cr.y2 = r->y + r->h - 1;
	surface->SetClip(surface, &cr);
	cb(surface, dc, &cr, data);
     }
   evas_common_draw_context_apply_clear_cutouts(rects);
}