rxvt-unicode/src/rxvtimg.h

#ifndef IMG_H
#define IMG_H

#if HAVE_BG_PIXMAP && BG_IMAGE_FROM_FILE && ENABLE_TRANSPARENCY && HAVE_PIXBUF
  #define HAVE_IMG 1
#endif

#if HAVE_IMG

#include <X11/extensions/Xrender.h>

struct rxvt_img
{
  rxvt_screen *s;
  Pixmap pm;
  int w, h;
  XRenderPictFormat *format;
  bool shared; // true if we don't own it

  rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int width, int height);
  rxvt_img (rxvt_screen *screen, XRenderPictFormat *format, int width, int height, Pixmap pixmap);
  static rxvt_img *new_from_root (rxvt_screen *s); // get root pixmap
  static rxvt_img *new_from_file (rxvt_screen *s, const char *filename); // from pixbuf

  ~rxvt_img ();

  Pixmap steal ()
  {
    shared = true;
    return pm;
  }

  // inplace
  void unshare (); // create a copy of the pixmap if !shared
  void fill (const rxvt_color &c);
  void brightness (double r, double g, double b, double a = 1.);
  void contrast (double r, double g, double b, double a = 1.);
  bool render_pixbuf (GdkPixbuf *pixbuf, int src_x, int src_y, int width, int height, int dst_x, int dst_y);

  // copy
  rxvt_img *blur (int rh, int rv);
  rxvt_img *clone ();
  rxvt_img *sub_rect (int x, int y, int width, int height, int repeat = RepeatNormal);
  rxvt_img *transform (int new_width, int new_height, double matrix[9], int repeat = RepeatNormal);
  rxvt_img *scale (int new_width, int new_height);
  rxvt_img *rotate (int new_width, int new_height, int x, int y, double phi, int repeat = RepeatNormal);
  rxvt_img *convert_to (XRenderPictFormat *format);
  rxvt_img *blend (rxvt_img *img, double factor);
};

#endif

#endif

Revision:	1.13
Committed:	Tue Jun 5 18:52:48 2012 UTC (14 years, 4 months ago) by sf-exg
Content type:	text/plain
Branch:	MAIN
Changes since 1.12:	+1 -0 lines
Log Message:	Add rxvt_img::blend method.
#	User	Rev	Content
1	root	1.1	#ifndef IMG_H
2			#define IMG_H
3
4	root	1.8	#if HAVE_BG_PIXMAP && BG_IMAGE_FROM_FILE && ENABLE_TRANSPARENCY && HAVE_PIXBUF
5	root	1.1	#define HAVE_IMG 1
6			#endif
7
8			#if HAVE_IMG
9
10			#include <X11/extensions/Xrender.h>
11
12			struct rxvt_img
13			{
14			rxvt_screen *s;
15			Pixmap pm;
16			int w, h;
17			XRenderPictFormat *format;
18	root	1.6	bool shared; // true if we don't own it
19	root	1.1
20			rxvt_img (rxvt_screen screen, XRenderPictFormat format, int width, int height);
21	root	1.3	rxvt_img (rxvt_screen screen, XRenderPictFormat format, int width, int height, Pixmap pixmap);
22	root	1.5	static rxvt_img new_from_root (rxvt_screen s); // get root pixmap
23	root	1.6	static rxvt_img new_from_file (rxvt_screen s, const char *filename); // from pixbuf
24	root	1.4
25	root	1.1	~rxvt_img ();
26
27			Pixmap steal ()
28			{
29	root	1.6	shared = true;
30			return pm;
31	root	1.1	}
32
33			// inplace
34	root	1.8	void unshare (); // create a copy of the pixmap if !shared
35	root	1.1	void fill (const rxvt_color &c);
36			void brightness (double r, double g, double b, double a = 1.);
37			void contrast (double r, double g, double b, double a = 1.);
38	root	1.9	bool render_pixbuf (GdkPixbuf *pixbuf, int src_x, int src_y, int width, int height, int dst_x, int dst_y);
39	root	1.1
40			// copy
41	sf-exg	1.12	rxvt_img *blur (int rh, int rv);
42	root	1.8	rxvt_img *clone ();
43	root	1.11	rxvt_img *sub_rect (int x, int y, int width, int height, int repeat = RepeatNormal);
44			rxvt_img *transform (int new_width, int new_height, double matrix[9], int repeat = RepeatNormal);
45	root	1.1	rxvt_img *scale (int new_width, int new_height);
46	root	1.11	rxvt_img *rotate (int new_width, int new_height, int x, int y, double phi, int repeat = RepeatNormal);
47	sf-exg	1.7	rxvt_img convert_to (XRenderPictFormat format);
48	sf-exg	1.13	rxvt_img blend (rxvt_img img, double factor);
49	root	1.1	};
50
51			#endif
52
53			#endif
54