rxvt-unicode/src/background.h

/*
 * background.h
 */

#ifndef BACKGROUND_H_
#define BACKGROUND_H_

#ifdef HAVE_AFTERIMAGE
# include <afterimage.h>
# undef min
# undef max
#endif

#if defined(BG_IMAGE_FROM_FILE) || defined(ENABLE_TRANSPARENCY)
# define HAVE_BG_PIXMAP 1 /* to simplify further usage */
struct bgPixmap_t
{
  bgPixmap_t ();
  void destroy ();

  enum {
    geometrySet     = (1UL<<0),
    propScale       = (1UL<<1),
    geometryFlags   = (geometrySet|propScale),

    tintSet         = (1UL<<8),
    tintNeeded      = (1UL<<9),
    tintWholesome   = (1UL<<10),
    tintServerSide  = (1UL<<11),
    tintFlags       = (tintSet|tintServerSide|tintNeeded|tintWholesome),
    blurNeeded      = (1UL<<12),
    blurServerSide  = (1UL<<13), /* this doesn't work yet */

    isTransparent   = (1UL<<16),
    isInvalid       = (1UL<<17),
    isVtOrigin      = (1UL<<18),  /* if set pixmap has origin at corner of
                                     vt window instead of parent[0]! */
    hasChanged      = (1UL<<19)
  };

  unsigned long flags;

  enum {
    transpPmapTiled = (1UL<<0),
    transpPmapTinted = tintNeeded,
    transpPmapBlured = blurNeeded,
    transpTransformations = (tintNeeded|blurNeeded)
  }; /* these flags are returned by make_transparency_pixmap if called */

  bool check_clearChanged () { bool r = flags & hasChanged; flags &= ~hasChanged; return r; };

# ifdef  BG_IMAGE_FROM_FILE
#  ifdef HAVE_AFTERIMAGE
  ASImage *original_asim;
  bool render_asim (ASImage *background, ARGB32 background_tint);
#  endif

  enum {
    noScale = 0,
    windowScale = 100,
    defaultScale = windowScale,
    centerAlign = 50,
    defaultAlign = centerAlign,
    rootAlign = -10000
  };

  unsigned int h_scale, v_scale;/* percents of the window size */
  int h_align, v_align;         /* percents of the window size:
                                  0 - left align, 50 - center, 100 - right */
  void unset_geometry () { flags = flags & ~geometryFlags; };
  bool set_geometry (const char *geom);
  void set_defaultGeometry ()
  {
    h_scale = v_scale = defaultScale;
    h_align = v_align = defaultAlign;
    flags |= geometrySet;
  };

  bool set_file (const char *file);
# endif /* BG_IMAGE_FROM_FILE */

  rxvt_term *target;
  bool set_target (rxvt_term *new_target);

# ifdef ENABLE_TRANSPARENCY
  int         root_depth; /* obtained when target is set */
  Pixmap      root_pixmap; /* current root pixmap set */
  rxvt_color  tint;
  int         shade;
  int         h_blurRadius, v_blurRadius;

  bool set_transparent ();
  bool set_blur_radius (const char *geom);
  bool set_tint (rxvt_color &new_tint);
  bool unset_tint ();
  bool set_shade (const char *shade_str);
  bool set_root_pixmap ();

  unsigned long make_transparency_pixmap ();/* returns combination of the transpTransformations flags */
# endif
  double invalid_since, valid_since;

  Pixmap pixmap;
  unsigned int pmap_width, pmap_height;
  unsigned int pmap_depth;

  bool window_size_sensitive ();
  bool window_position_sensitive ();

  bool is_parentOrigin ()
  {
    return !(flags & isVtOrigin);
  };

  bool need_client_side_rendering ();
  void apply ();
  bool render ();
  void invalidate ()
  {
    if (!(flags & isInvalid))
      {
        flags |= isInvalid;
        invalid_since = ev::now ();
      }
  };
};
#else
# undef HAVE_BG_PIXMAP
#endif


#endif /* _BACKGROUND_H_ */
Revision:	1.15
Committed:	Sat Jan 5 13:58:09 2008 UTC (18 years, 8 months ago) by ayin
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rel-9_0, rel-9_02, rel-9_01, rel-9_05
Changes since 1.14:	+4 -4 lines
Log Message:	grammar/style fixes.
#	User	Rev	Content
1	sasha	1.1	/*
2			* background.h
3			*/
4
5			#ifndef BACKGROUND_H_
6			#define BACKGROUND_H_
7
8			#ifdef HAVE_AFTERIMAGE
9	sasha	1.4	# include <afterimage.h>
10			# undef min
11			# undef max
12	sasha	1.1	#endif
13
14	sasha	1.2	#if defined(BG_IMAGE_FROM_FILE) \|\| defined(ENABLE_TRANSPARENCY)
15	ayin	1.15	# define HAVE_BG_PIXMAP 1 /* to simplify further usage */
16	root	1.10	struct bgPixmap_t
17			{
18			bgPixmap_t ();
19			void destroy ();
20	sasha	1.2
21	sasha	1.1	enum {
22			geometrySet = (1UL<<0),
23			propScale = (1UL<<1),
24			geometryFlags = (geometrySet\|propScale),
25
26			tintSet = (1UL<<8),
27			tintNeeded = (1UL<<9),
28			tintWholesome = (1UL<<10),
29			tintServerSide = (1UL<<11),
30			tintFlags = (tintSet\|tintServerSide\|tintNeeded\|tintWholesome),
31			blurNeeded = (1UL<<12),
32	ayin	1.15	blurServerSide = (1UL<<13), /* this doesn't work yet */
33	sasha	1.1
34			isTransparent = (1UL<<16),
35			isInvalid = (1UL<<17),
36	sasha	1.3	isVtOrigin = (1UL<<18), /* if set pixmap has origin at corner of
37	ayin	1.15	vt window instead of parent[0]! */
38	sasha	1.3	hasChanged = (1UL<<19)
39	sasha	1.1	};
40
41			unsigned long flags;
42
43			enum {
44			transpPmapTiled = (1UL<<0),
45			transpPmapTinted = tintNeeded,
46			transpPmapBlured = blurNeeded,
47			transpTransformations = (tintNeeded\|blurNeeded)
48	ayin	1.15	}; /* these flags are returned by make_transparency_pixmap if called */
49	sasha	1.1
50	sasha	1.3	bool check_clearChanged () { bool r = flags & hasChanged; flags &= ~hasChanged; return r; };
51	ayin	1.5
52	sasha	1.2	# ifdef BG_IMAGE_FROM_FILE
53	sasha	1.1	# ifdef HAVE_AFTERIMAGE
54			ASImage *original_asim;
55			bool render_asim (ASImage *background, ARGB32 background_tint);
56			# endif
57
58	sasha	1.11	enum {
59			noScale = 0,
60			windowScale = 100,
61			defaultScale = windowScale,
62			centerAlign = 50,
63			defaultAlign = centerAlign,
64			rootAlign = -10000
65			};
66	sasha	1.1
67			unsigned int h_scale, v_scale;/* percents of the window size */
68			int h_align, v_align; /* percents of the window size:
69			0 - left align, 50 - center, 100 - right */
70			void unset_geometry () { flags = flags & ~geometryFlags; };
71			bool set_geometry (const char *geom);
72			void set_defaultGeometry ()
73			{
74			h_scale = v_scale = defaultScale;
75			h_align = v_align = defaultAlign;
76			flags \|= geometrySet;
77			};
78
79			bool set_file (const char *file);
80	sasha	1.2	# endif /* BG_IMAGE_FROM_FILE */
81	sasha	1.1
82			rxvt_term *target;
83			bool set_target (rxvt_term *new_target);
84
85			# ifdef ENABLE_TRANSPARENCY
86			int root_depth; /* obtained when target is set */
87			Pixmap root_pixmap; /* current root pixmap set */
88			rxvt_color tint;
89			int shade;
90			int h_blurRadius, v_blurRadius;
91
92			bool set_transparent ();
93			bool set_blur_radius (const char *geom);
94			bool set_tint (rxvt_color &new_tint);
95			bool unset_tint ();
96			bool set_shade (const char *shade_str);
97			bool set_root_pixmap ();
98
99			unsigned long make_transparency_pixmap ();/* returns combination of the transpTransformations flags */
100			# endif
101	sasha	1.13	double invalid_since, valid_since;
102	sasha	1.1
103			Pixmap pixmap;
104			unsigned int pmap_width, pmap_height;
105			unsigned int pmap_depth;
106
107			bool window_size_sensitive ();
108	sasha	1.9	bool window_position_sensitive ();
109	sasha	1.1
110	ayin	1.14	bool is_parentOrigin ()
111			{
112	sasha	1.1	return !(flags & isVtOrigin);
113			};
114
115			bool need_client_side_rendering ();
116			void apply ();
117			bool render ();
118	root	1.12	void invalidate ()
119			{
120	sasha	1.1	if (!(flags & isInvalid))
121	ayin	1.5	{
122			flags \|= isInvalid;
123	root	1.6	invalid_since = ev::now ();
124	sasha	1.1	}
125			};
126			};
127			#else
128			# undef HAVE_BG_PIXMAP
129			#endif
130
131
132
133	ayin	1.8	#endif /* _BACKGROUND_H_ */