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/cvs/rxvt-unicode/src/scrollbar-next.C
Revision: 1.20
Committed: Sun Jan 15 06:02:41 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-7_2, rel-7_1
Changes since 1.19: +2 -2 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 pcg 1.1 /*--------------------------------*-C-*---------------------------------*
2 pcg 1.10 * File: scrollbar-next.C
3 pcg 1.1 *----------------------------------------------------------------------*
4     *
5     * Copyright (c) 1997,1998 mj olesen <olesen@me.QueensU.CA>
6     * Copyright (c) 1998 Alfredo K. Kojima <kojima@windowmaker.org>
7     * - N*XTstep like scrollbars
8     * Copyright (c) 1999-2001 Geoff Wing <gcw@pobox.com>
9 pcg 1.10 * Copyright (c) 2004 Marc Lehmann <pcg@goof.com>
10 pcg 1.1 *
11     * This program is free software; you can redistribute it and/or modify
12     * it under the terms of the GNU General Public License as published by
13     * the Free Software Foundation; either version 2 of the License, or
14     * (at your option) any later version.
15     *
16     * This program is distributed in the hope that it will be useful,
17     * but WITHOUT ANY WARRANTY; without even the implied warranty of
18     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19     * GNU General Public License for more details.
20     *
21     * You should have received a copy of the GNU General Public License
22     * along with this program; if not, write to the Free Software
23     * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
24     *----------------------------------------------------------------------*/
25    
26     #include "../config.h" /* NECESSARY */
27     #include "rxvt.h" /* NECESSARY */
28    
29     /*----------------------------------------------------------------------*/
30     #if defined(NEXT_SCROLLBAR)
31    
32     #define n_stp_width 8
33     #define n_stp_height 2
34     const unsigned char n_stp_bits[] = { 0x55, 0xaa };
35    
36     /*
37     * N*XTSTEP like scrollbar - written by Alfredo K. Kojima
38     */
39     #define SCROLLER_DIMPLE_WIDTH 6
40     #define SCROLLER_DIMPLE_HEIGHT 6
41     #define ARROW_WIDTH 13
42     #define ARROW_HEIGHT 13
43    
44 pcg 1.7 const char *const SCROLLER_DIMPLE[] =
45     {
46 pcg 1.1 ".%###.",
47     "%#%%%%",
48     "#%%...",
49     "#%.. ",
50     "#%. ",
51     ".%. ."
52 pcg 1.7 };
53     const char *const SCROLLER_ARROW_UP[] =
54     {
55 pcg 1.1 ".............",
56     ".............",
57     "......%......",
58     "......#......",
59     ".....%#%.....",
60     ".....###.....",
61     "....%###%....",
62     "....#####....",
63     "...%#####%...",
64     "...#######...",
65     "..%#######%..",
66     ".............",
67     "............."
68 pcg 1.7 };
69     const char *const SCROLLER_ARROW_DOWN[] =
70     {
71 pcg 1.1 ".............",
72     ".............",
73     "..%#######%..",
74     "...#######...",
75     "...%#####%...",
76     "....#####....",
77     "....%###%....",
78     ".....###.....",
79     ".....%#%.....",
80     "......#......",
81     "......%......",
82     ".............",
83     "............."
84 pcg 1.7 };
85     const char *const HI_SCROLLER_ARROW_UP[] =
86     {
87 pcg 1.1 " ",
88     " ",
89     " % ",
90     " % ",
91     " %%% ",
92     " %%% ",
93     " %%%%% ",
94     " %%%%% ",
95     " %%%%%%% ",
96     " %%%%%%% ",
97     " %%%%%%%%% ",
98     " ",
99     " "
100 pcg 1.7 };
101     const char *const HI_SCROLLER_ARROW_DOWN[] =
102     {
103 pcg 1.1 " ",
104     " ",
105     " %%%%%%%%% ",
106     " %%%%%%% ",
107     " %%%%%%% ",
108     " %%%%% ",
109     " %%%%% ",
110     " %%% ",
111     " %%% ",
112     " % ",
113     " % ",
114     " ",
115     " "
116 pcg 1.7 };
117 pcg 1.1
118     Pixmap
119 pcg 1.5 rxvt_term::renderPixmap (const char *const *data, int width, int height)
120 pcg 1.1 {
121 pcg 1.7 char a;
122     int x, y;
123     Pixmap d;
124     GC pointcolour;
125    
126 root 1.11 d = XCreatePixmap (display->display, scrollBar.win, width, height, display->depth);
127 pcg 1.7
128     for (y = 0; y < height; y++)
129     {
130     for (x = 0; x < width; x++)
131     {
132     if ((a = data[y][x]) == ' ' || a == 'w')
133     pointcolour = whiteGC;
134     else if (a == '.' || a == 'l')
135     pointcolour = grayGC;
136     else if (a == '%' || a == 'd')
137     pointcolour = darkGC;
138     else /* if (a == '#' || a == 'b' || a) */
139     pointcolour = blackGC;
140 root 1.16
141 pcg 1.9 XDrawPoint (display->display, d, pointcolour, x, y);
142 pcg 1.7 }
143 pcg 1.1 }
144 pcg 1.7 return d;
145 pcg 1.1 }
146    
147     void
148 pcg 1.5 rxvt_term::init_scrollbar_stuff ()
149 pcg 1.1 {
150 pcg 1.7 XGCValues gcvalue;
151     XColor xcol;
152     Pixmap stipple;
153     unsigned long light, dark;
154 root 1.16 dDisp;
155 pcg 1.7
156     gcvalue.graphics_exposures = False;
157    
158 root 1.15 gcvalue.foreground = pix_colors_focused[Color_Black];
159 root 1.16 blackGC = XCreateGC (disp, scrollBar.win,
160 pcg 1.7 GCForeground | GCGraphicsExposures, &gcvalue);
161    
162 root 1.15 gcvalue.foreground = pix_colors_focused[Color_White];
163 root 1.16 whiteGC = XCreateGC (disp, scrollBar.win,
164 pcg 1.7 GCForeground | GCGraphicsExposures, &gcvalue);
165    
166     xcol.red = 0xaeba;
167     xcol.green = 0xaaaa;
168     xcol.blue = 0xaeba;
169 root 1.17 xcol.pixel = pix_colors_focused[Color_scroll];
170 pcg 1.7 light = gcvalue.foreground = xcol.pixel;
171 root 1.16 grayGC = XCreateGC (disp, scrollBar.win,
172 pcg 1.7 GCForeground | GCGraphicsExposures, &gcvalue);
173    
174     xcol.red = 0x51aa;
175     xcol.green = 0x5555;
176     xcol.blue = 0x5144;
177     //if (!rXAllocColor (&xcol, "dark gray"))//TODO//D//
178 root 1.15 xcol.pixel = pix_colors_focused[Color_Grey25];
179 pcg 1.7 dark = gcvalue.foreground = xcol.pixel;
180 root 1.16 darkGC = XCreateGC (disp, scrollBar.win,
181 pcg 1.7 GCForeground | GCGraphicsExposures, &gcvalue);
182    
183 root 1.16 stipple = XCreateBitmapFromData (disp, scrollBar.win,
184 pcg 1.7 (char *)n_stp_bits, n_stp_width,
185     n_stp_height);
186    
187     gcvalue.foreground = dark;
188     gcvalue.background = light;
189     gcvalue.fill_style = FillOpaqueStippled;
190     gcvalue.stipple = stipple;
191    
192 root 1.16 /* XSetWindowBackground (disp, scrollBar.win, pix_colors_focused[Color_Red]); */
193 pcg 1.7
194 root 1.16 stippleGC = XCreateGC (disp, scrollBar.win,
195 pcg 1.7 GCForeground | GCBackground | GCStipple
196     | GCFillStyle | GCGraphicsExposures, &gcvalue);
197    
198     dimple = renderPixmap (SCROLLER_DIMPLE, SCROLLER_DIMPLE_WIDTH,
199     SCROLLER_DIMPLE_HEIGHT);
200    
201     upArrow = renderPixmap (SCROLLER_ARROW_UP, ARROW_WIDTH,
202     ARROW_HEIGHT);
203     downArrow = renderPixmap (SCROLLER_ARROW_DOWN, ARROW_WIDTH,
204     ARROW_HEIGHT);
205     upArrowHi = renderPixmap (HI_SCROLLER_ARROW_UP, ARROW_WIDTH,
206     ARROW_HEIGHT);
207     downArrowHi = renderPixmap (HI_SCROLLER_ARROW_DOWN,
208     ARROW_WIDTH, ARROW_HEIGHT);
209 pcg 1.1 }
210    
211     /* Draw bevel & arrows */
212     void
213 pcg 1.5 rxvt_term::drawBevel (Drawable d, int x1, int y1, int w, int h)
214 pcg 1.1 {
215 root 1.16 int x2, y2;
216     dDisp;
217 pcg 1.1
218 pcg 1.7 x2 = x1 + w - 1; /* right point */
219     y2 = y1 + h - 1; /* bottom point */
220     /* white top and left */
221 root 1.16 XDrawLine (disp, d, whiteGC, x1, y1, x2, y1);
222     XDrawLine (disp, d, whiteGC, x1, y1, x1, y2);
223 pcg 1.7 /* black bottom and right */
224 root 1.16 XDrawLine (disp, d, blackGC, x1, y2, x2, y2);
225     XDrawLine (disp, d, blackGC, x2, y1, x2, y2);
226 pcg 1.7 /* dark inside bottom and right */
227     x1++, y1++, x2--, y2--; /* move in one point */
228 root 1.16 XDrawLine (disp, d, darkGC, x1, y2, x2, y2);
229     XDrawLine (disp, d, darkGC, x2, y1, x2, y2);
230 pcg 1.1 }
231    
232     int
233 pcg 1.5 rxvt_term::scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len)
234 pcg 1.1 {
235 root 1.15 int height = scrollBar.end + SB_BUTTON_TOTAL_HEIGHT + SB_PADDING;
236     Drawable s;
237 root 1.16 dDisp;
238 pcg 1.1
239 pcg 1.7 if ((scrollBar.init & R_SB_NEXT) == 0)
240     {
241     scrollBar.init |= R_SB_NEXT;
242     init_scrollbar_stuff ();
243 pcg 1.1 }
244    
245 root 1.20 if (top_row == 0 || !update)
246 pcg 1.7 {
247 root 1.16 XFillRectangle (disp, scrollBar.win, grayGC, 0, 0,
248 pcg 1.7 SB_WIDTH_NEXT + 1, height);
249 root 1.16 XDrawRectangle (disp, scrollBar.win, blackGC, 0,
250 pcg 1.7 -SB_BORDER_WIDTH, SB_WIDTH_NEXT,
251     height + SB_BORDER_WIDTH);
252 root 1.16 XFillRectangle (disp, scrollBar.win, stippleGC,
253 pcg 1.7 SB_LEFT_PADDING, 0, SB_BUTTON_WIDTH, height);
254 pcg 1.1 }
255 root 1.15
256 root 1.20 if (top_row)
257 pcg 1.7 {
258     if (last_top < scrollBar.top || !update)
259 root 1.16 XFillRectangle (disp, scrollBar.win, stippleGC,
260 pcg 1.7 SB_LEFT_PADDING, SB_PADDING + last_top,
261     SB_BUTTON_WIDTH, scrollBar.top - last_top);
262 root 1.15
263 pcg 1.7 if (scrollBar.bot < last_bot || !update)
264 root 1.16 XFillRectangle (disp, scrollBar.win, stippleGC,
265 pcg 1.7 SB_LEFT_PADDING, scrollBar.bot + SB_PADDING,
266     SB_BUTTON_WIDTH, (last_bot - scrollBar.bot));
267 root 1.15
268 root 1.16 XFillRectangle (disp, scrollBar.win, grayGC,
269 pcg 1.7 SB_LEFT_PADDING, scrollBar.top + SB_PADDING,
270     SB_BUTTON_WIDTH, scrollbar_len);
271 root 1.15
272 root 1.16 XCopyArea (disp, dimple, scrollBar.win, whiteGC, 0, 0,
273 pcg 1.7 SCROLLER_DIMPLE_WIDTH, SCROLLER_DIMPLE_HEIGHT,
274     (SB_WIDTH_NEXT - SCROLLER_DIMPLE_WIDTH) / 2,
275     scrollBar.top + SB_BEVEL_WIDTH_UPPER_LEFT +
276     (scrollbar_len - SCROLLER_DIMPLE_HEIGHT) / 2);
277    
278     drawBevel (scrollBar.win, SB_BUTTON_BEVEL_X,
279     scrollBar.top + SB_PADDING, SB_BUTTON_WIDTH,
280     scrollbar_len);
281     drawBevel (scrollBar.win, SB_BUTTON_BEVEL_X,
282     height - SB_BUTTON_BOTH_HEIGHT, SB_BUTTON_WIDTH,
283     SB_BUTTON_HEIGHT);
284     drawBevel (scrollBar.win, SB_BUTTON_BEVEL_X,
285     height - SB_BUTTON_SINGLE_HEIGHT, SB_BUTTON_WIDTH,
286     SB_BUTTON_HEIGHT);
287    
288 pcg 1.9 s = (scrollbar_isUp ()) ? upArrowHi : upArrow;
289 root 1.16 XCopyArea (disp, s, scrollBar.win, whiteGC, 0, 0,
290 pcg 1.7 ARROW_WIDTH, ARROW_HEIGHT, SB_BUTTON_FACE_X,
291     height - SB_BUTTON_BOTH_HEIGHT + SB_BEVEL_WIDTH_UPPER_LEFT);
292    
293 pcg 1.9 s = (scrollbar_isDn ()) ? downArrowHi : downArrow;
294 root 1.16 XCopyArea (disp, s, scrollBar.win, whiteGC, 0, 0,
295 pcg 1.7 ARROW_WIDTH, ARROW_HEIGHT, SB_BUTTON_FACE_X,
296     height - SB_BUTTON_SINGLE_HEIGHT + SB_BEVEL_WIDTH_UPPER_LEFT);
297 pcg 1.1 }
298 root 1.15
299 pcg 1.7 return 1;
300 pcg 1.1 }
301     #endif /* NEXT_SCROLLBAR */
302     /*----------------------- end-of-file (C source) -----------------------*/