#include "evas_common.h"

static void rectangle_draw_internal(RGBA_Image *dst, RGBA_Draw_Context *dc, int x, int y, int w, int h);

EAPI void
evas_common_rectangle_init(void)
{
}

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

   if ((w <= 0) || (h <= 0)) return;
   if (!(RECTS_INTERSECT(x, y, w, h, 0, 0, dst->image->w, dst->image->h)))
     return;
   /* no cutouts - cut right to the chase */
   if (!dc->cutout.rects)
     {
	rectangle_draw_internal(dst, dc, x, y, w, 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->image->w, dst->image->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.use = c; dc->clip.x = cx; dc->clip.y = cy; dc->clip.w = cw; dc->clip.h = ch;
	return;
     }
   rects = evas_common_draw_context_apply_cutouts(dc);
   for (l = (Evas_Object_List *)rects; l; l = l->next)
     {
	r = (Cutout_Rect *)l;
	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_free_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;
}

static void
rectangle_draw_internal(RGBA_Image *dst, RGBA_Draw_Context *dc, int x, int y, int w, int h)
{
   RGBA_Gfx_Func func;
   int yy;
   DATA32 *ptr;

   if ((w <= 0) || (h <= 0)) return;
   RECTS_CLIP_TO_RECT(x, y, w, h, 0, 0, dst->image->w, dst->image->h);
   if ((w <= 0) || (h <= 0)) return;

   if (dc->clip.use)
     {
	RECTS_CLIP_TO_RECT(x, y, w, h, dc->clip.x, dc->clip.y, dc->clip.w, dc->clip.h);
     }
   if ((w <= 0) || (h <= 0)) return;

   func = evas_common_gfx_func_composite_color_span_get(dc->col.col, dst, w, dc->render_op);
   ptr = dst->image->data + (y * dst->image->w) + x;
   for (yy = 0; yy < h; yy++)
     {
#ifdef EVAS_SLI
	if (((yy + y) % dc->sli.h) == dc->sli.y)
#endif
	  {
	     func(NULL, NULL, dc->col.col, ptr, w);
	  }
	ptr += dst->image->w;
     }
}