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/cvs/rxvt-unicode/src/rxvtimg.h
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Comparing rxvt-unicode/src/rxvtimg.h (file contents):
Revision 1.20 by root, Thu Jun 7 10:22:55 2012 UTC vs.
Revision 1.40 by root, Fri Jun 15 19:50:56 2012 UTC

1#ifndef IMG_H 1#ifndef IMG_H),
2#define IMG_H 2#define IMG_H
3 3
4#if HAVE_BG_PIXMAP && BG_IMAGE_FROM_FILE && ENABLE_TRANSPARENCY && HAVE_PIXBUF 4#if HAVE_BG_PIXMAP
5 #define HAVE_IMG 1 5 #define HAVE_IMG 1
6#endif 6#endif
7 7
8#if HAVE_IMG 8#if HAVE_IMG
9 9
10#define float_to_component(d) ((d) * 65535.99) 10#define float_to_component(d) (int32_t)((d) * 65535.99)
11 11
12#include <X11/extensions/Xrender.h> 12#include <X11/extensions/Xrender.h>
13 13
14class rxvt_img 14struct rxvt_img
15{ 15{
16 void alloc (); 16 typedef double nv;
17 void destroy ();
18 Picture src_picture ();
19 17
20public:
21 // *could* also hold the Pixmap itself 18 // *could* also hold the Pixmap itself
22 struct pixref 19 struct pixref
23 { 20 {
24 int cnt; 21 int cnt;
25 int w, h; 22 int w, h;
… …
35 Pixmap pm; 32 Pixmap pm;
36 pixref *ref; // shared refcnt 33 pixref *ref; // shared refcnt
37 int x, y, w, h, repeat; 34 int x, y, w, h, repeat;
38 XRenderPictFormat *format; 35 XRenderPictFormat *format;
39 36
40 rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int x, int y, int width, int height); 37 rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int x, int y, int width, int height, int repeat = RepeatNormal);
41 rxvt_img (const rxvt_img &img); 38 rxvt_img (const rxvt_img &img);
39 void alloc ();
42 40
43 //rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int width, int height, Pixmap pixmap); 41# if HAVE_PIXBUF
42 static rxvt_img *new_from_pixbuf (rxvt_screen *s, GdkPixbuf *pb); // from pixbuf
43 static rxvt_img *new_from_file (rxvt_screen *s, const char *filename); // via pixbuf
44# endif
44 static rxvt_img *new_from_root (rxvt_screen *s); // get root pixmap 45 static rxvt_img *new_from_root (rxvt_screen *s); // get root pixmap
45 static rxvt_img *new_from_file (rxvt_screen *s, const char *filename); // from pixbuf
46 46
47 ~rxvt_img (); 47 ~rxvt_img ();
48 48
49 Pixmap steal () 49 Pixmap steal ()
50 { 50 {
… …
53 } 53 }
54 54
55 // inplace 55 // inplace
56 void move (int dx, int dy) 56 void move (int dx, int dy)
57 { 57 {
58 x -= dx; 58 x += dx;
59 y -= dy; 59 y += dy;
60 } 60 }
61 61
62 void repeat_mode (int repeat) 62 void repeat_mode (int repeat)
63 { 63 {
64 this->repeat = repeat; 64 this->repeat = repeat;
65 } 65 }
66 66
67 void unshare (); // prepare for write 67 void unshare (); // prepare for write
68 void fill (const rxvt_color &c); 68 void fill (const rgba &c);
69 void brightness (unsigned short r, unsigned short g, unsigned short b, unsigned short a); 69 void add_alpha ();
70 void contrast (unsigned short r, unsigned short g, unsigned short b, unsigned short a); 70 //void linear_gradient (const XLinearGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops);
71 //void radial_gradient (const XRadialGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops);
72 //void conical_gradient (const XConicalGradient *gradient, const XFixed *stops, const XRenderColor *colors, int nstops);
73 void brightness (int32_t r, int32_t g, int32_t b, int32_t a);
74 void contrast (int32_t r, int32_t g, int32_t b, int32_t a);
71 75
72 void brightness (double r, double g, double b, double a = 1.) 76 void brightness (nv r, nv g, nv b, nv a = 1.)
73 { 77 {
74 brightness (float_to_component (r), 78 brightness (float_to_component (r),
75 float_to_component (g), 79 float_to_component (g),
76 float_to_component (b), 80 float_to_component (b),
77 float_to_component (a)); 81 float_to_component (a));
78 } 82 }
79 83
80 void contrast (double r, double g, double b, double a = 1.) 84 void contrast (nv r, nv g, nv b, nv a = 1.)
81 { 85 {
82 contrast (float_to_component (r), 86 contrast (float_to_component (r),
83 float_to_component (g), 87 float_to_component (g),
84 float_to_component (b), 88 float_to_component (b),
85 float_to_component (a)); 89 float_to_component (a));
86 } 90 }
87 91
88 bool render_pixbuf (GdkPixbuf *pixbuf, int src_x, int src_y, int width, int height, int dst_x, int dst_y); 92 void draw (rxvt_img *img, int op = PictOpOver, nv mask = 1.);
93#if 0
94 void draw (rxvt_img *img, int op = PictOpOver, nv mask = 1.,
95 nv px, nv py, nv qx, nv qy, nv rx, nv ry, nv sx, nv sy);
96#endif
89 97
90 // copy 98 // copy
91 rxvt_img *reify (); // make x, y 0, make real width/height 99 rxvt_img *reify (); // make x, y 0, make real width/height
92 rxvt_img *blur (int rh, int rv); 100 rxvt_img *blur (int rh, int rv);
93 rxvt_img *clone (); 101 rxvt_img *clone ();
94 rxvt_img *sub_rect (int x, int y, int width, int height); 102 rxvt_img *sub_rect (int x, int y, int width, int height);
95 rxvt_img *transform (int new_width, int new_height, double matrix[9]); 103 rxvt_img *transform (const nv matrix[3][3]);
96 rxvt_img *scale (int new_width, int new_height); 104 rxvt_img *scale (int new_width, int new_height);
97 rxvt_img *rotate (int new_width, int new_height, int x, int y, double phi); 105 rxvt_img *rotate (int cx, int cy, nv phi);
98 rxvt_img *convert_to (XRenderPictFormat *format, const rxvt_color &bg); 106 rxvt_img *convert_format (XRenderPictFormat *format, const rgba &bg);
99 rxvt_img *blend (rxvt_img *img, double factor); 107 rxvt_img *blend (rxvt_img *img, nv factor = 1.);
108
109 // egregiuous helper category
110 rxvt_img *replace (rxvt_img *&p)
111 {
112 delete p;
113 p = this;
114 return this;
115 }
116
117private:
118
119 void destroy ();
120 Picture picture ();
121 rxvt_img *transform (const nv *matrix);
100}; 122};
101 123
102#endif 124#endif
103 125
104#endif 126#endif

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