STIR  6.2.0
screen.h
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1 
19 /*
20  Copyright (C) 2000 PARAPET partners
21  Copyright (C) 2000- 2012, IRSL
22  This file is part of STIR.
23 
24  SPDX-License-Identifier: Apache-2.0 AND License-ref-PARAPET-license
25 
26  See STIR/LICENSE.txt for details
27 */
28 
29 /* Change November 1997: added next 3 lines */
30 #ifdef __cplusplus
31 extern "C"
32 {
33 #endif
34 
35 #ifdef __STDC__
36 # define ANSI
37 #endif
38 
39 #ifndef SC_pixel_t
40 # define SC_pixel_t unsigned char
41 
42 /* Change 13/02/98 */
43 # ifndef MSDOS16BIT
44  typedef SC_pixel_t image_t;
45 # else
46  typedef SC_pixel_t huge image_t;
47 # endif
48 #endif /* SC_pixel_t */
49 
50 #ifdef SC_XWINDOWS
51 # include <X11/Xlib.h>
52 # include <X11/keysym.h>
53 # include <X11/Xutil.h>
54 
55 # define SC_C_BACKGROUND 12
56 # define SC_C_MAX 127 /* maximum color to be used */
57 # define SC_C_FULL 255 /* maximum color available */
58 
59  extern Display* SCX_display;
60  extern Window SCX_window;
61  extern GC SCX_gc;
62  /* KT 28/11/2002 added for TrueColor support */
63  extern XVisualInfo SCX_visual_info;
64  extern unsigned long SCX_color_translation[SC_C_FULL + 1];
65 
66  extern int SC__curPointX, SC__curPointY, SC__filled;
67  extern unsigned long SC__color;
68  extern unsigned SCX_X_MAX(void), SCX_Y_MAX(void);
69 
70 /* define macro to access XVisualInfo.class.
71  This is renamed by X to c_class when compiling C++ programs.
72 */
73 # if defined(__cplusplus) || defined(c_plusplus)
74 # define SCX_get_class(vinfo) vinfo.c_class
75 # else
76 # define SCX_get_class(vinfo) vinfo.class
77 # endif
78 
79  extern void SCX_START(void);
80  /* KT 01/03/2000 added next declaration */
81  extern void SCX_START_BIG(void);
82  extern void SCX_STOP(int stop);
83  extern int SCX_WRITE(int* x, int* y, char* text);
84  extern void SCX_PutImg(image_t*, int x_begin, int y_begin, int lengthX, int lengthY);
85 
86 # define SCREEN_X_MAX 1024 /* VR299 max ??*/
87 # define SCREEN_Y_MAX 864 /* VR299 max */
88 # define SC_START() SCX_START()
89 # define SC_START_BIG() SCX_START_BIG()
90 # define SC_STOP() SCX_STOP(0)
91 # define SC_STOP_CLEAR() SCX_STOP(1)
92 # define SC_FLUSH() XSync(SCX_display, False)
93 # define SC_X_MAX SCX_X_MAX()
94 # define SC_Y_MAX SCX_Y_MAX()
95 # define SC_CHAR_WIDTH 10
96 # define SC_CHAR_HEIGHT 10
97 # define SC_CHAR_SPACING 7
98 # define SC_PutImg(image, x, y, lx, ly) SCX_PutImg(image, x, y, lx, ly)
99 # define SC_TJUST(hor, ver)
100 # define SC_TSTYLE(par)
101 # define SC_PRMFIL(par) SC__filled = par
102 # define SC_COLOR(par) XSetForeground(SCX_display, SCX_gc, SC__color = (unsigned long)SCX_color_translation[par])
103 # define SC_TSIZE(par)
104 # define SC_POINT() XDrawPoint(SCX_display, SCX_window, SCX_gc, SC__curPointX, SC__curPointY)
105 # define SC_MOVE(x, y) \
106  { \
107  SC__curPointX = (int)(x); \
108  SC__curPointY = (int)(y); \
109  }
110 # define SC_DRAW(x, y) \
111  { \
112  XDrawLine(SCX_display, SCX_window, SCX_gc, SC__curPointX, SC__curPointY, (int)(x), (int)(y)); \
113  SC_MOVE(x, y); \
114  }
115 # define SC_LINE(x1, y1, x2, y2) \
116  { \
117  XDrawLine(SCX_display, SCX_window, SCX_gc, (int)(x1), (int)(y1), SC__curPointX = (int)(x2), SC__curPointY = (int)(y2)); \
118  }
119 # define SC_RECT(x, y) \
120  (SC__filled ? XFillRectangle(SCX_display, \
121  SCX_window, \
122  SCX_gc, \
123  (int)Min(x, SC__curPointX), \
124  (int)Min(y, SC__curPointY), \
125  (unsigned int)abs(x - SC__curPointX), \
126  (unsigned int)abs(y - SC__curPointY)) \
127  : XDrawRectangle(SCX_display, \
128  SCX_window, \
129  SCX_gc, \
130  (int)Min(x, SC__curPointX), \
131  (int)Min(y, SC__curPointY), \
132  (unsigned int)abs(x - SC__curPointX), \
133  (unsigned int)abs(y - SC__curPointY)))
134 # define SC_RECTR(x, y) \
135  (SC__filled ? XFillRectangle(SCX_display, \
136  SCX_window, \
137  SCX_gc, \
138  (x < 0 ? SC__curPointX + x : SC__curPointX), \
139  (y < 0 ? SC__curPointY + y : SC__curPointY), \
140  abs(x), \
141  abs(y)) \
142  : XDrawRectangle(SCX_display, \
143  SCX_window, \
144  SCX_gc, \
145  (x < 0 ? SC__curPointX + x : SC__curPointX), \
146  (y < 0 ? SC__curPointY + y : SC__curPointY), \
147  abs(x), \
148  abs(y)))
149 # define SC_ELLIPSE(x, y) \
150  (SC__filled ? XFillArc(SCX_display, SCX_window, SCX_gc, SC__curPointX - x, SC__curPointY - y, 2 * x, 2 * y, 0, 360 * 64) \
151  : XDrawArc(SCX_display, SCX_window, SCX_gc, SC__curPointX - x, SC__curPointY - y, 2 * x, 2 * y, 0, 360 * 64))
152 # define SC_CIRCLE(x) SC_ELLIPSE(x, x)
153 # define SC_TEXT(str) XDrawString(SCX_display, SCX_window, SCX_gc, SC__curPointX, SC__curPointY, str, (int)strlen(str))
154  /* KT 28/11/2002 only enable mask when the visual is PseudoColor */
155 # define SC_MASK(par) \
156  if (SCX_get_class(SCX_visual_info) == PseudoColor) \
157  XSetPlaneMask(SCX_display, SCX_gc, (unsigned long)par)
158 # define SC_LINFUN(par) XSetFunction(SCX_display, SCX_gc, par)
159 # define SC_LUTX(par, R, G, B)
160 # define SC_CLEARS(par)
161 # define SC_LUTINT(par)
162 # define SC_CLEAR_BLOCK(color, x_b, x_e, y_b, y_e) \
163  XSetForeground(SCX_display, SCX_gc, (unsigned long)SCX_color_translation[color]); \
164  XFillRectangle( \
165  SCX_display, SCX_window, SCX_gc, Min((x_b), (x_e)), Min((y_b), (y_e)), abs((x_b) - (x_e)), abs((y_b) - (y_e))); \
166  XSetForeground(SCX_display, SCX_gc, (unsigned long)SC__color);
167 # define SC_LF_REPLACE GXcopy
168 # define SC_LF_XOR GXxor
169 # define SC_DEPTH SCX_visual_info.depth
170 # define SC_C_ANNOTATE (SC_C_MAX + 1)
171  /* two definitions for masking availability */
172  /* Note: On X-windows, masking works only properly for a PseudoColor visual
173  (i.e. 8-bit color with adjustable colormap)
174  */
175  /* KT 28/11/2002 changed value for TrueColor support */
176 # define SC_M_ALL ((unsigned long)-1L)
177 # define SC_M_ANNOTATE (SC_C_MAX + 1)
178 
179 #endif /* SC_XWINDOWS */
180 
181  /* change November 1997: added this function (was SCX_SCALE before) */
182  extern void SC_SCALE(int pos_x, int pos_y, int size_x, int size_y);
183 
184  typedef struct screen_image
185  {
186  image_t* image;
187  int sx, sy;
188  char* text;
189  } screen_image_t;
190  /*****************************************************************************
191  routines found in screengen.c
192  *****************************************************************************/
193  /* KT 01/03/2000 added const */
194  extern void put_textstr(int x, int y, const char* str);
195  extern int center_sc_images(
196  int* Pscale, int min_x, int max_x, int min_y, int max_y, int SIZE_X, int SIZE_Y, screen_image_t sc_image[], int nr_sc);
197  extern void draw_sc_images(int size_x, int size_y, screen_image_t sc_image[], int no);
198 
199 /* Change November 1997: added next 3 lines: end of extern "C" */
200 #ifdef __cplusplus
201 }
202 #endif
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