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annotate src/redisplay-msw.c @ 5589:851c741a15d0 pkg-docs
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| author | Stephen J. Turnbull <stephen@xemacs.org> |
|---|---|
| date | Sat, 29 Oct 2011 17:08:25 +0900 |
| parents | dbf79a1732ba |
| children | ea701c23ed84 |
| rev | line source |
|---|---|
| 428 | 1 /* mswindows output and frame manipulation routines. |
| 2 Copyright (C) 1994, 1995 Board of Trustees, University of Illinois. | |
| 3 Copyright (C) 1994 Lucid, Inc. | |
| 4 Copyright (C) 1995 Sun Microsystems, Inc. | |
| 1318 | 5 Copyright (C) 2001, 2002, 2003 Ben Wing. |
| 428 | 6 |
| 7 This file is part of XEmacs. | |
| 8 | |
| 9 XEmacs is free software; you can redistribute it and/or modify it | |
| 10 under the terms of the GNU General Public License as published by the | |
| 11 Free Software Foundation; either version 2, or (at your option) any | |
| 12 later version. | |
| 13 | |
| 14 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 17 for more details. | |
| 18 | |
| 19 You should have received a copy of the GNU General Public License | |
| 20 along with XEmacs; see the file COPYING. If not, write to | |
| 21 the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 22 Boston, MA 02111-1307, USA. */ | |
| 23 | |
| 24 /* Synched up with: Not in FSF. */ | |
| 25 | |
| 771 | 26 /* I think this file is essentially Mule-ized, but I'm not sure! |
| 27 Could stand a good once-over. Unicode support is trash, of course. */ | |
| 28 | |
| 428 | 29 /* Authorship: |
| 30 | |
| 31 Chuck Thompson | |
| 32 Lots of work done by Ben Wing for Mule | |
| 442 | 33 |
| 34 Partially rewritten for mswindows by Jonathan Harris, November 1997 | |
| 35 for 21.0. */ | |
| 428 | 36 |
| 37 #include <config.h> | |
| 38 #include "lisp.h" | |
| 39 | |
| 40 #include "buffer.h" | |
| 800 | 41 #include "charset.h" |
| 428 | 42 #include "debug.h" |
| 872 | 43 #include "device-impl.h" |
| 428 | 44 #include "events.h" |
| 45 #include "faces.h" | |
| 872 | 46 #include "frame-impl.h" |
| 428 | 47 #include "gutter.h" |
| 48 #include "redisplay.h" | |
| 49 #include "sysdep.h" | |
| 872 | 50 #include "window-impl.h" |
| 800 | 51 |
| 872 | 52 #include "console-msw-impl.h" |
| 800 | 53 #include "glyphs-msw.h" |
| 872 | 54 #include "objects-msw-impl.h" |
| 428 | 55 |
| 56 #define MSWINDOWS_EOL_CURSOR_WIDTH 5 | |
| 57 | |
| 58 /* | |
| 59 * Random forward declarations | |
| 60 */ | |
| 440 | 61 static void mswindows_update_dc (HDC hdc, Lisp_Object fg, Lisp_Object bg, |
| 62 Lisp_Object bg_pmap); | |
| 63 static void mswindows_set_dc_font (HDC hdc, Lisp_Object font, | |
| 64 int under, int strike); | |
| 428 | 65 static void mswindows_output_vertical_divider (struct window *w, int clear); |
| 66 static void mswindows_output_dibitmap (struct frame *f, | |
| 440 | 67 Lisp_Image_Instance *p, |
| 771 | 68 struct display_box *db, |
| 69 struct display_glyph_area *dga); | |
| 428 | 70 |
| 71 typedef struct textual_run | |
| 72 { | |
| 771 | 73 Lisp_Object charset; /* charset of this run */ |
| 74 WCHAR *ptr; /* pointer to Unicode chars in this run */ | |
| 75 int nchars; /* number of internal characters in this run */ | |
| 76 int nwchars; /* number of Unicode chars in this run */ | |
| 428 | 77 } textual_run; |
| 78 | |
| 771 | 79 /* Separate out the text in STR into a series of textual runs of a |
| 80 particular charset. Returns the number of runs actually used. | |
| 81 Returns the textual runs (STATICALLY ALLOCATED!) in RUN_STORAGE_PTR. */ | |
| 428 | 82 |
| 83 static int | |
| 771 | 84 separate_textual_runs (textual_run **run_storage_ptr, |
| 867 | 85 const Ichar *str, Charcount len) |
| 428 | 86 { |
| 771 | 87 static WCHAR *ext_storage; |
| 88 static int ext_storage_size; /* in WCHARS! */ | |
| 89 static textual_run *run_storage; | |
| 90 static int run_storage_size; | |
| 428 | 91 int runs_so_far = 0; |
| 771 | 92 int runbegin = 0; |
| 93 int total_nchars = 0; | |
| 428 | 94 int i; |
| 771 | 95 Lisp_Object prev_charset; |
| 428 | 96 |
| 771 | 97 if (len == 0) |
| 98 return 0; | |
| 99 | |
| 867 | 100 prev_charset = ichar_charset (str[0]); |
| 428 | 101 |
| 771 | 102 for (i = 1; i <= len; i++) |
| 103 { | |
| 867 | 104 if (i == len || !EQ (ichar_charset (str[i]), prev_charset)) |
| 428 | 105 { |
| 771 | 106 int j; |
| 867 | 107 Ibyte *int_storage = |
| 108 alloca_ibytes (MAX_ICHAR_LEN * (i - runbegin)); | |
| 771 | 109 int int_storage_ptr = 0; |
| 110 Extbyte *alloca_ext_storage; | |
| 111 int nchars; | |
| 428 | 112 |
| 771 | 113 int_storage_ptr = 0; |
| 114 for (j = runbegin; j < i; j++) | |
| 115 int_storage_ptr += | |
| 867 | 116 set_itext_ichar (int_storage + int_storage_ptr, str[j]); |
| 771 | 117 TO_EXTERNAL_FORMAT (DATA, (int_storage, int_storage_ptr), |
| 118 ALLOCA, (alloca_ext_storage, nchars), | |
| 119 Qmswindows_unicode); | |
| 120 nchars /= sizeof (WCHAR); /* Tricky ... */ | |
| 121 DO_REALLOC (ext_storage, ext_storage_size, total_nchars + nchars, | |
| 122 WCHAR); | |
| 123 memcpy (ext_storage + total_nchars, alloca_ext_storage, | |
| 124 nchars * sizeof (WCHAR)); | |
| 125 DO_REALLOC (run_storage, run_storage_size, runs_so_far + 1, | |
| 126 textual_run); | |
| 127 run_storage[runs_so_far].ptr = ext_storage + total_nchars; | |
| 128 run_storage[runs_so_far].charset = prev_charset; | |
| 129 run_storage[runs_so_far].nwchars = nchars; | |
| 130 run_storage[runs_so_far].nchars = i - runbegin; | |
| 131 total_nchars += nchars; | |
| 428 | 132 runs_so_far++; |
| 771 | 133 runbegin = i; |
| 134 if (i < len) | |
| 867 | 135 prev_charset = ichar_charset (str[i]); |
| 428 | 136 } |
| 137 } | |
| 138 | |
| 771 | 139 *run_storage_ptr = run_storage; |
| 428 | 140 return runs_so_far; |
| 141 } | |
| 142 | |
| 143 | |
| 144 static int | |
| 145 mswindows_text_width_single_run (HDC hdc, struct face_cachel *cachel, | |
| 146 textual_run *run) | |
| 147 { | |
| 148 Lisp_Object font_inst = FACE_CACHEL_FONT (cachel, run->charset); | |
| 149 SIZE size; | |
| 150 | |
|
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151 /* The X11 code doesn't have to do this explicitly, because there we trust |
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152 the font instance to know whether it's actually proportional or not, |
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153 and we use the zero width that is stored in the monospace null font |
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154 instance. */ |
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155 if (EQ (Vthe_null_font_instance, font_inst)) |
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156 { |
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157 return 0; |
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158 } |
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159 |
| 2367 | 160 #if 0 /* #### not the way of ikeyama's ws */ |
| 428 | 161 if (!fi->proportional_p || !hdc) |
| 771 | 162 { |
| 163 if (XCHARSET_DIMENSION (run->charset) == 2) | |
| 164 /* Don't trust FONT_INSTANCE_WIDTH. Asian fonts have both of | |
| 165 one and two column characters. */ | |
| 166 goto the_hard_way; | |
| 167 else | |
| 168 return fi->width * run->nchars; | |
| 169 } | |
| 428 | 170 else |
| 171 { | |
| 771 | 172 the_hard_way: |
| 173 #endif | |
| 440 | 174 mswindows_set_dc_font (hdc, font_inst, |
| 175 cachel->underline, cachel->strikethru); | |
| 771 | 176 GetTextExtentPoint32W (hdc, run->ptr, run->nwchars, &size); |
| 177 return size.cx; | |
| 2367 | 178 #if 0 /* #### not the way of ikeyama's ws */ |
| 428 | 179 } |
| 771 | 180 #endif |
| 428 | 181 } |
| 182 | |
| 440 | 183 /* |
| 184 * Given F, retrieve device context. F can be a display frame, or | |
| 442 | 185 * a print job. For a print job, page is also started when printer's |
| 186 * device context is first time requested. | |
| 440 | 187 */ |
| 188 static HDC | |
| 442 | 189 get_frame_dc (struct frame *f, int start_page_p) |
| 440 | 190 { |
| 191 if (FRAME_MSWINDOWS_P (f)) | |
| 192 return FRAME_MSWINDOWS_DC (f); | |
| 193 else | |
| 442 | 194 { |
| 195 if (start_page_p && !FRAME_MSPRINTER_PAGE_STARTED (f)) | |
| 196 msprinter_start_page (f); | |
| 197 return DEVICE_MSPRINTER_HDC (XDEVICE (FRAME_DEVICE (f))); | |
| 198 } | |
| 440 | 199 } |
| 200 | |
| 201 /* | |
| 202 * Given F, retrieve compatible device context. F can be a display | |
| 203 * frame, or a print job. | |
| 204 */ | |
| 205 static HDC | |
| 206 get_frame_compdc (struct frame *f) | |
| 207 { | |
| 442 | 208 struct device *d = XDEVICE (FRAME_DEVICE (f)); |
| 209 if (DEVICE_MSWINDOWS_P (d)) | |
| 210 return DEVICE_MSWINDOWS_HCDC (d); | |
| 440 | 211 else |
| 442 | 212 return DEVICE_MSPRINTER_HCDC (d); |
| 440 | 213 } |
| 428 | 214 |
| 215 /***************************************************************************** | |
| 216 mswindows_update_dc | |
| 217 | |
| 218 Given a number of parameters munge the DC so it has those properties. | |
| 219 ****************************************************************************/ | |
| 220 static void | |
| 440 | 221 mswindows_update_dc (HDC hdc, Lisp_Object fg, Lisp_Object bg, |
| 2286 | 222 Lisp_Object UNUSED (bg_pmap)) |
| 428 | 223 { |
| 224 if (!NILP (fg)) | |
| 225 { | |
| 226 SetTextColor (hdc, COLOR_INSTANCE_MSWINDOWS_COLOR | |
| 227 (XCOLOR_INSTANCE (fg))); | |
| 228 } | |
| 440 | 229 |
| 428 | 230 if (!NILP (bg)) |
| 231 { | |
| 232 SetBkMode (hdc, OPAQUE); | |
| 233 SetBkColor (hdc, COLOR_INSTANCE_MSWINDOWS_COLOR (XCOLOR_INSTANCE (bg))); | |
| 234 } | |
| 235 else | |
| 236 { | |
| 237 SetBkMode (hdc, TRANSPARENT); | |
| 238 } | |
| 239 } | |
| 240 | |
| 771 | 241 static void |
| 242 mswindows_set_dc_font (HDC hdc, Lisp_Object font, int under, int strike) | |
| 428 | 243 { |
| 771 | 244 SelectObject (hdc, mswindows_get_hfont (XFONT_INSTANCE (font), |
| 245 under, strike)); | |
| 428 | 246 } |
| 247 | |
| 248 /***************************************************************************** | |
| 249 mswindows_output_hline | |
| 250 | |
| 251 Output a horizontal line in the foreground of its face. | |
| 252 ****************************************************************************/ | |
| 253 static void | |
| 2286 | 254 mswindows_output_hline (struct window *UNUSED (w), |
| 255 struct display_line *UNUSED (dl), | |
| 256 struct rune *UNUSED (rb)) | |
| 771 | 257 { /* #### Implement me */ |
| 428 | 258 } |
| 259 | |
| 260 | |
| 261 /***************************************************************************** | |
| 262 mswindows_output_blank | |
| 263 | |
| 264 Output a blank by clearing the area it covers in the background color | |
| 265 of its face. | |
| 266 ****************************************************************************/ | |
| 267 static void | |
| 268 mswindows_output_blank (struct window *w, struct display_line *dl, | |
| 269 struct rune *rb, int start_pixpos) | |
| 270 { | |
| 271 struct frame *f = XFRAME (w->frame); | |
| 442 | 272 HDC hdc = get_frame_dc (f, 1); |
| 428 | 273 RECT rect = { rb->xpos, DISPLAY_LINE_YPOS (dl), |
| 274 rb->xpos+rb->width, | |
| 275 DISPLAY_LINE_YEND (dl) }; | |
| 276 struct face_cachel *cachel = WINDOW_FACE_CACHEL (w, rb->findex); | |
| 277 | |
| 278 Lisp_Object bg_pmap = WINDOW_FACE_CACHEL_BACKGROUND_PIXMAP (w, rb->findex); | |
| 279 | |
| 280 /* Unmap all subwindows in the area we are going to blank. */ | |
| 281 redisplay_unmap_subwindows_maybe (f, rb->xpos, DISPLAY_LINE_YPOS (dl), | |
| 282 rb->width, DISPLAY_LINE_HEIGHT (dl)); | |
| 283 | |
| 284 if (!IMAGE_INSTANCEP (bg_pmap) | |
| 285 || !IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (bg_pmap))) | |
| 286 bg_pmap = Qnil; | |
| 287 | |
| 288 if (!NILP(bg_pmap)) | |
| 289 { | |
| 290 struct display_box db; | |
| 291 struct display_glyph_area dga; | |
| 292 redisplay_calculate_display_boxes (dl, rb->xpos, | |
| 293 /*rb->object.dglyph.xoffset*/ 0, | |
| 819 | 294 /*rb->object.dglyph.yoffset*/ 0, |
| 428 | 295 start_pixpos, rb->width, |
| 296 &db, &dga); | |
| 297 /* blank the background in the appropriate color */ | |
| 440 | 298 mswindows_update_dc (hdc, cachel->foreground, |
| 428 | 299 cachel->background, Qnil); |
| 300 redisplay_output_pixmap (w, bg_pmap, &db, &dga, rb->findex, | |
| 301 0, 0, 0, TRUE); | |
| 302 } | |
| 303 else | |
| 304 { | |
| 440 | 305 mswindows_update_dc (hdc, Qnil, cachel->background, Qnil); |
| 771 | 306 ExtTextOutW (hdc, 0, 0, ETO_OPAQUE, &rect, NULL, 0, NULL); |
| 428 | 307 } |
| 308 } | |
| 309 | |
| 310 | |
| 311 /***************************************************************************** | |
| 312 mswindows_output_cursor | |
| 313 | |
| 314 Draw a normal or end-of-line cursor. The end-of-line cursor is | |
| 315 narrower than the normal cursor. | |
| 316 ****************************************************************************/ | |
| 317 static void | |
| 318 mswindows_output_cursor (struct window *w, struct display_line *dl, int xpos, | |
| 867 | 319 int width, face_index findex, Ichar ch, int image_p) |
| 428 | 320 { |
| 321 struct frame *f = XFRAME (w->frame); | |
| 322 struct device *d = XDEVICE (f->device); | |
| 323 Lisp_Object font = Qnil; | |
| 324 int focus = EQ (w->frame, DEVICE_FRAME_WITH_FOCUS_REAL (d)); | |
| 442 | 325 HDC hdc = get_frame_dc (f, 1); |
| 647 | 326 int local_face_index = 0; |
| 771 | 327 textual_run *run; |
| 328 int nruns = 0; | |
| 428 | 329 RECT rect = { xpos, |
| 330 DISPLAY_LINE_YPOS (dl), | |
| 331 xpos + width, | |
| 332 DISPLAY_LINE_YEND (dl) }; | |
| 333 Lisp_Object bar = symbol_value_in_buffer (Qbar_cursor, | |
| 334 WINDOW_BUFFER (w)); | |
| 335 int bar_p = image_p || !NILP (bar); | |
| 336 int cursor_p = !NILP (w->text_cursor_visible_p); | |
| 337 int real_char_p = ch != 0; | |
| 338 | |
| 339 /* Unmap all subwindows in the area we are going to blank. */ | |
| 340 redisplay_unmap_subwindows_maybe (f, xpos, DISPLAY_LINE_YPOS (dl), | |
| 341 width, DISPLAY_LINE_HEIGHT (dl)); | |
| 342 | |
| 343 if (real_char_p) | |
| 344 { | |
| 345 /* Use the font from the underlying character */ | |
| 771 | 346 struct face_cachel *font_cachel = WINDOW_FACE_CACHEL (w, findex); |
| 347 nruns = separate_textual_runs (&run, &ch, 1); | |
| 348 font = FACE_CACHEL_FONT (font_cachel, run->charset); | |
| 349 mswindows_set_dc_font (hdc, font, | |
| 350 font_cachel->underline, font_cachel->strikethru); | |
| 428 | 351 } |
| 352 | |
| 353 if (!image_p) | |
| 354 { | |
| 355 struct face_cachel *color_cachel; | |
| 356 | |
| 357 /* Use cursor fg/bg for block cursor, or character fg/bg for the bar | |
| 358 or when we need to erase the cursor. Output nothing at eol if bar | |
| 359 cursor */ | |
| 440 | 360 local_face_index = get_builtin_face_cache_index (w, Vtext_cursor_face); |
| 428 | 361 color_cachel = WINDOW_FACE_CACHEL (w, ((!cursor_p || bar_p) ? |
| 440 | 362 findex : local_face_index)); |
| 363 mswindows_update_dc (hdc, color_cachel->foreground, | |
| 428 | 364 color_cachel->background, Qnil); |
| 771 | 365 ExtTextOutW (hdc, xpos, dl->ypos, ETO_OPAQUE|ETO_CLIPPED, &rect, |
| 366 nruns ? run->ptr : NULL, nruns ? run->nwchars : 0, NULL); | |
| 428 | 367 } |
| 368 | |
| 369 if (!cursor_p) | |
| 370 return; | |
| 371 | |
| 372 if (focus && bar_p) | |
| 373 { | |
| 771 | 374 struct face_cachel *cursor_cachel; |
| 428 | 375 rect.right = rect.left + (EQ (bar, Qt) ? 1 : min (2, width)); |
| 440 | 376 local_face_index = get_builtin_face_cache_index (w, Vtext_cursor_face); |
| 771 | 377 cursor_cachel = WINDOW_FACE_CACHEL (w, local_face_index); |
| 378 mswindows_update_dc (hdc, Qnil, cursor_cachel->background, Qnil); | |
| 379 ExtTextOutW (hdc, xpos, dl->ypos, ETO_OPAQUE, &rect, NULL, 0, NULL); | |
| 428 | 380 } |
| 381 else if (!focus) | |
| 382 { | |
| 771 | 383 struct face_cachel *cursor_cachel; |
| 384 | |
| 428 | 385 /* Now have real character drawn in its own color. We deflate |
| 386 the rectangle so character cell will be bounded by the | |
| 387 previously drawn cursor shape */ | |
| 388 InflateRect (&rect, -1, -1); | |
| 771 | 389 local_face_index = get_builtin_face_cache_index (w, Vdefault_face); |
| 390 cursor_cachel = | |
| 391 WINDOW_FACE_CACHEL (w, (real_char_p ? findex : local_face_index)); | |
| 392 mswindows_update_dc (hdc, | |
| 393 cursor_cachel->foreground, | |
| 394 cursor_cachel->background, Qnil); | |
| 395 ExtTextOutW (hdc, xpos, dl->ypos, ETO_OPAQUE | ETO_CLIPPED, | |
| 396 &rect, nruns ? run->ptr : NULL, nruns ? run->nwchars : 0, | |
| 397 NULL); | |
| 398 } | |
| 428 | 399 |
| 771 | 400 #ifdef MULE |
| 401 if (DEVICE_MSWINDOWS_P (d) && | |
| 402 (FRAME_MSWINDOWS_CURSOR_X (f) != xpos | |
| 403 || FRAME_MSWINDOWS_CURSOR_Y (f) != DISPLAY_LINE_YPOS (dl) | |
| 404 || FRAME_MSWINDOWS_CURSOR_FINDEX (f) != findex)) | |
| 405 { | |
| 406 HWND hwnd = FRAME_MSWINDOWS_HANDLE(f); | |
| 407 HIMC himc = ImmGetContext (hwnd); | |
| 408 | |
| 409 FRAME_MSWINDOWS_CURSOR_X (f) = xpos; | |
| 410 FRAME_MSWINDOWS_CURSOR_Y (f) = DISPLAY_LINE_YPOS (dl); | |
| 411 FRAME_MSWINDOWS_CURSOR_FINDEX (f) = findex; | |
| 412 | |
| 413 /* If the composition window is active, reset position of the | |
| 414 composition window. */ | |
| 415 if (qxeImmGetCompositionString (himc, GCS_COMPSTR, NULL, 0)) | |
| 416 mswindows_start_ime_composition (f); | |
| 417 | |
| 418 ImmReleaseContext (hwnd, himc); | |
| 428 | 419 } |
| 771 | 420 #endif /* MULE */ |
| 428 | 421 } |
| 422 | |
| 423 | |
| 424 /***************************************************************************** | |
| 425 mswindows_output_string | |
| 426 | |
| 427 Given a string and a starting position, output that string in the | |
| 428 given face. | |
| 429 Correctly handles multiple charsets in the string. | |
| 430 | |
| 431 The meaning of the parameters is something like this: | |
| 432 | |
| 433 W Window that the text is to be displayed in. | |
| 434 DL Display line that this text is on. The values in the | |
| 435 structure are used to determine the vertical position and | |
| 436 clipping range of the text. | |
| 867 | 437 BUF Dynamic array of Ichars specifying what is actually to be |
| 428 | 438 drawn. |
| 439 XPOS X position in pixels where the text should start being drawn. | |
| 440 XOFFSET Number of pixels to be chopped off the left side of the | |
| 441 text. The effect is as if the text were shifted to the | |
| 442 left this many pixels and clipped at XPOS. | |
| 443 CLIP_START Clip everything left of this X position. | |
| 444 WIDTH Clip everything right of XPOS + WIDTH. | |
| 445 FINDEX Index for the face cache element describing how to display | |
| 446 the text. | |
| 447 ****************************************************************************/ | |
| 440 | 448 static void |
| 428 | 449 mswindows_output_string (struct window *w, struct display_line *dl, |
| 2286 | 450 Ichar_dynarr *buf, int xpos, int xoffset, |
| 451 int clip_start, int width, face_index findex, | |
| 452 int UNUSED (cursor), int UNUSED (cursor_start), | |
| 453 int UNUSED (cursor_width), int UNUSED (cursor_height)) | |
| 428 | 454 { |
| 455 struct frame *f = XFRAME (w->frame); | |
| 456 /* struct device *d = XDEVICE (f->device);*/ | |
| 457 Lisp_Object window; | |
| 442 | 458 HDC hdc = get_frame_dc (f, 1); |
| 428 | 459 int clip_end; |
| 460 Lisp_Object bg_pmap; | |
| 771 | 461 textual_run *runs; |
| 428 | 462 int nruns; |
| 463 int i, height; | |
| 464 RECT rect; | |
| 465 struct face_cachel *cachel = WINDOW_FACE_CACHEL (w, findex); | |
| 466 | |
| 793 | 467 window = wrap_window (w); |
| 428 | 468 |
| 469 #if 0 /* #### FIXME? */ | |
| 470 /* We can't work out the width before we've set the font in the DC */ | |
| 471 if (width < 0) | |
| 472 width = mswindows_text_width (cachel, Dynarr_atp (buf, 0), Dynarr_length (buf)); | |
| 473 #else | |
| 474 assert(width>=0); | |
| 475 #endif | |
| 476 | |
| 477 /* Regularize the variables passed in. */ | |
| 478 if (clip_start < xpos) | |
| 479 clip_start = xpos; | |
| 480 clip_end = xpos + width; | |
| 481 if (clip_start >= clip_end) | |
| 482 /* It's all clipped out. */ | |
| 483 return; | |
| 484 | |
| 485 xpos -= xoffset; | |
| 486 | |
| 487 /* sort out the destination rectangle */ | |
| 488 height = DISPLAY_LINE_HEIGHT (dl); | |
| 489 rect.left = clip_start; | |
| 490 rect.top = DISPLAY_LINE_YPOS (dl); | |
| 491 rect.right = clip_end; | |
| 492 rect.bottom = rect.top + height; | |
| 493 | |
| 494 /* make sure the area we are about to display is subwindow free. */ | |
| 495 redisplay_unmap_subwindows_maybe (f, clip_start, DISPLAY_LINE_YPOS (dl), | |
| 496 clip_end - clip_start, DISPLAY_LINE_HEIGHT (dl)); | |
| 497 | |
| 498 /* output the background pixmap if there is one */ | |
| 499 bg_pmap = cachel->background_pixmap; | |
| 500 if (!IMAGE_INSTANCEP (bg_pmap) | |
| 501 || !IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (bg_pmap))) | |
| 502 bg_pmap = Qnil; | |
| 503 | |
| 504 if (!NILP(bg_pmap)) | |
| 505 { | |
| 506 struct display_box db; | |
| 507 struct display_glyph_area dga; | |
| 819 | 508 redisplay_calculate_display_boxes (dl, xpos + xoffset, 0, 0, |
| 428 | 509 clip_start, width, &db, &dga); |
| 510 /* blank the background in the appropriate color */ | |
| 440 | 511 mswindows_update_dc (hdc, |
| 512 cachel->foreground, cachel->background, Qnil); | |
| 428 | 513 redisplay_output_pixmap (w, bg_pmap, &db, &dga, findex, |
| 514 0, 0, 0, TRUE); | |
| 515 /* output pixmap calls this so we have to recall to get correct | |
| 516 references */ | |
| 517 cachel = WINDOW_FACE_CACHEL (w, findex); | |
| 518 } | |
| 519 | |
| 771 | 520 nruns = separate_textual_runs (&runs, Dynarr_atp (buf, 0), |
| 428 | 521 Dynarr_length (buf)); |
| 522 | |
| 523 for (i = 0; i < nruns; i++) | |
| 524 { | |
| 525 Lisp_Object font = FACE_CACHEL_FONT (cachel, runs[i].charset); | |
| 440 | 526 Lisp_Font_Instance *fi = XFONT_INSTANCE (font); |
| 428 | 527 int this_width; |
| 528 | |
| 529 if (EQ (font, Vthe_null_font_instance)) | |
| 530 continue; | |
| 531 | |
| 440 | 532 mswindows_update_dc (hdc, cachel->foreground, |
| 428 | 533 NILP(bg_pmap) ? cachel->background : Qnil, Qnil); |
| 440 | 534 mswindows_set_dc_font (hdc, font, cachel->underline, cachel->strikethru); |
| 428 | 535 |
| 536 this_width = mswindows_text_width_single_run (hdc, cachel, runs + i); | |
| 537 | |
| 538 /* cope with fonts taller than lines */ | |
| 539 if ((int) fi->height < (int) (height + dl->clip + dl->top_clip)) | |
| 540 { | |
| 541 int clear_start = max (xpos, clip_start); | |
| 542 int clear_end = min (xpos + this_width, clip_end); | |
| 543 | |
| 544 { | |
| 545 redisplay_clear_region (window, findex, clear_start, | |
| 546 DISPLAY_LINE_YPOS (dl), | |
| 547 clear_end - clear_start, | |
| 548 height); | |
| 549 /* output pixmap calls this so we have to recall to get correct | |
| 550 references */ | |
| 551 cachel = WINDOW_FACE_CACHEL (w, findex); | |
| 552 } | |
| 553 } | |
| 554 | |
| 771 | 555 ExtTextOutW (hdc, xpos, dl->ypos, |
| 556 NILP(bg_pmap) ? ETO_CLIPPED | ETO_OPAQUE : ETO_CLIPPED, | |
| 557 &rect, runs[i].ptr, runs[i].nwchars, NULL); | |
| 428 | 558 |
| 559 xpos += this_width; | |
| 560 } | |
| 561 } | |
| 562 | |
| 563 static void | |
| 440 | 564 mswindows_output_dibitmap (struct frame *f, Lisp_Image_Instance *p, |
| 771 | 565 struct display_box *db, |
| 566 struct display_glyph_area *dga) | |
| 428 | 567 { |
| 442 | 568 HDC hdc = get_frame_dc (f, 1); |
| 440 | 569 HDC hcompdc = get_frame_compdc (f); |
| 428 | 570 HGDIOBJ old=NULL; |
| 442 | 571 const int real_x = IMAGE_INSTANCE_MSWINDOWS_BITMAP_REAL_WIDTH (p); |
| 572 const int real_y = IMAGE_INSTANCE_MSWINDOWS_BITMAP_REAL_HEIGHT (p); | |
| 573 const int surface_x = IMAGE_INSTANCE_PIXMAP_WIDTH (p); | |
| 574 const int surface_y = IMAGE_INSTANCE_PIXMAP_HEIGHT (p); | |
| 428 | 575 |
| 442 | 576 /* first blit the mask */ |
| 428 | 577 if (IMAGE_INSTANCE_MSWINDOWS_MASK (p)) |
| 578 { | |
| 442 | 579 RGBQUAD bg; |
| 580 COLORREF bgcolor; | |
| 428 | 581 |
| 440 | 582 old = SelectObject (hcompdc, IMAGE_INSTANCE_MSWINDOWS_MASK (p)); |
| 428 | 583 |
| 442 | 584 if (IMAGE_INSTANCE_TYPE (p) == IMAGE_MONO_PIXMAP) |
| 585 { | |
| 586 COLORREF fgcolor; | |
| 587 RGBQUAD fg; | |
| 588 | |
| 589 fgcolor = GetTextColor (hdc); | |
| 590 fg.rgbBlue = GetBValue (fgcolor); | |
| 591 fg.rgbRed = GetRValue (fgcolor); | |
| 592 fg.rgbGreen = GetGValue (fgcolor); | |
| 593 fg.rgbReserved = 0; | |
| 594 SetDIBColorTable (hcompdc, 0, 1, &fg); | |
| 595 } | |
| 428 | 596 |
| 442 | 597 bgcolor = GetBkColor (hdc); |
| 598 bg.rgbBlue = GetBValue (bgcolor); | |
| 599 bg.rgbRed = GetRValue (bgcolor); | |
| 600 bg.rgbGreen = GetGValue (bgcolor); | |
| 601 bg.rgbReserved = 0; | |
| 602 SetDIBColorTable (hcompdc, 1, 1, &bg); | |
| 603 | |
| 604 StretchBlt (hdc, | |
| 605 db->xpos, db->ypos, | |
| 606 dga->width, dga->height, | |
| 607 hcompdc, | |
| 608 MulDiv (dga->xoffset, real_x, surface_x), | |
| 609 MulDiv (dga->yoffset, real_y, surface_y), | |
| 610 MulDiv (dga->width, real_x, surface_x), | |
| 611 MulDiv (dga->height, real_y, surface_y), | |
| 612 SRCCOPY); | |
| 428 | 613 |
| 440 | 614 SelectObject (hcompdc, old); |
| 428 | 615 } |
| 616 | |
| 442 | 617 /* Now blit the bitmap itself, or one of its slices. */ |
| 440 | 618 old = SelectObject (hcompdc, |
| 428 | 619 IMAGE_INSTANCE_MSWINDOWS_BITMAP_SLICE |
| 620 (p, IMAGE_INSTANCE_PIXMAP_SLICE (p))); | |
| 621 | |
| 442 | 622 StretchBlt (hdc, |
| 623 db->xpos, db->ypos, | |
| 624 dga->width, dga->height, | |
| 625 hcompdc, | |
| 626 MulDiv (dga->xoffset, real_x, surface_x), | |
| 627 MulDiv (dga->yoffset, real_y, surface_y), | |
| 628 MulDiv (dga->width, real_x, surface_x), | |
| 629 MulDiv (dga->height, real_y, surface_y), | |
| 630 IMAGE_INSTANCE_MSWINDOWS_MASK (p) ? SRCINVERT : SRCCOPY); | |
| 428 | 631 |
| 440 | 632 SelectObject (hcompdc, old); |
| 428 | 633 } |
| 634 | |
| 635 /* X gc's have this nice property that setting the bg pixmap will | |
| 636 * output it offset relative to the window. Windows doesn't have this | |
| 637 * feature so we have to emulate this by outputting multiple pixmaps. | |
| 638 * This is only used for background pixmaps. Normal pixmaps are | |
| 639 * outputted once and are scrollable */ | |
| 640 static void | |
| 641 mswindows_output_dibitmap_region (struct frame *f, | |
| 440 | 642 Lisp_Image_Instance *p, |
| 428 | 643 struct display_box *db, |
| 644 struct display_glyph_area *dga) | |
| 645 { | |
| 646 struct display_box xdb = { db->xpos, db->ypos, db->width, db->height }; | |
| 647 struct display_glyph_area xdga | |
| 648 = { 0, 0, IMAGE_INSTANCE_PIXMAP_WIDTH (p), | |
| 649 IMAGE_INSTANCE_PIXMAP_HEIGHT (p) }; | |
| 650 int pxoffset = 0, pyoffset = 0; | |
| 651 | |
| 652 if (dga) | |
| 653 { | |
| 654 xdga.width = dga->width; | |
| 655 xdga.height = dga->height; | |
| 656 } | |
| 657 else if (!redisplay_normalize_glyph_area (&xdb, &xdga)) | |
| 658 return; | |
| 659 | |
| 660 /* when doing a bg pixmap do a partial pixmap first so that we | |
| 661 blt whole pixmaps thereafter */ | |
| 662 xdga.height = min (xdga.height, IMAGE_INSTANCE_PIXMAP_HEIGHT (p) - | |
| 663 db->ypos % IMAGE_INSTANCE_PIXMAP_HEIGHT (p)); | |
| 664 | |
| 665 while (xdga.height > 0) | |
| 666 { | |
| 667 xdga.width = min (min (db->width, IMAGE_INSTANCE_PIXMAP_WIDTH (p)), | |
| 668 IMAGE_INSTANCE_PIXMAP_WIDTH (p) - | |
| 669 db->xpos % IMAGE_INSTANCE_PIXMAP_WIDTH (p)); | |
| 670 pxoffset = 0; | |
| 671 while (xdga.width > 0) | |
| 672 { | |
| 673 xdb.xpos = db->xpos + pxoffset; | |
| 674 xdb.ypos = db->ypos + pyoffset; | |
| 675 /* do we need to offset the pixmap vertically? this is necessary | |
| 676 for background pixmaps. */ | |
| 677 xdga.yoffset = xdb.ypos % IMAGE_INSTANCE_PIXMAP_HEIGHT (p); | |
| 678 xdga.xoffset = xdb.xpos % IMAGE_INSTANCE_PIXMAP_WIDTH (p); | |
| 679 /* the width is handled by mswindows_output_pixmap_region */ | |
| 680 mswindows_output_dibitmap (f, p, &xdb, &xdga); | |
| 681 pxoffset += xdga.width; | |
| 682 xdga.width = min ((db->width - pxoffset), | |
| 683 IMAGE_INSTANCE_PIXMAP_WIDTH (p)); | |
| 684 } | |
| 685 pyoffset += xdga.height; | |
| 686 xdga.height = min ((db->height - pyoffset), | |
| 687 IMAGE_INSTANCE_PIXMAP_HEIGHT (p)); | |
| 688 } | |
| 689 } | |
| 690 | |
| 691 /* Output a pixmap at the desired location. | |
| 692 DB normalized display_box. | |
| 693 DGA normalized display_glyph_area. */ | |
| 694 static void | |
| 695 mswindows_output_pixmap (struct window *w, Lisp_Object image_instance, | |
| 2286 | 696 struct display_box *db, |
| 697 struct display_glyph_area *dga, face_index findex, | |
| 698 int UNUSED (cursor_start), int UNUSED (cursor_width), | |
| 699 int UNUSED (cursor_height), int bg_pixmap) | |
| 428 | 700 { |
| 701 struct frame *f = XFRAME (w->frame); | |
| 442 | 702 HDC hdc = get_frame_dc (f, 1); |
| 428 | 703 |
| 440 | 704 Lisp_Image_Instance *p = XIMAGE_INSTANCE (image_instance); |
| 428 | 705 |
| 706 /* Output the pixmap. Have to do this as many times as is required | |
| 707 to fill the given area */ | |
| 440 | 708 mswindows_update_dc (hdc, |
| 428 | 709 WINDOW_FACE_CACHEL_FOREGROUND (w, findex), |
| 710 WINDOW_FACE_CACHEL_BACKGROUND (w, findex), Qnil); | |
| 711 | |
| 712 if (bg_pixmap) | |
| 713 mswindows_output_dibitmap_region (f, p, db, dga); | |
| 714 else | |
| 715 mswindows_output_dibitmap (f, p, db, dga); | |
| 716 } | |
| 717 | |
| 718 #ifdef HAVE_SCROLLBARS | |
| 719 /* | |
| 720 * This function paints window's deadbox, a rectangle between window | |
| 721 * borders and two short edges of both scrollbars. | |
| 722 * | |
| 723 * Function checks whether deadbox intersects with the rectangle pointed | |
| 724 * to by PRC, and paints only the intersection | |
| 725 */ | |
| 726 static void | |
| 1318 | 727 mswindows_redisplay_deadbox (struct window *w, int x, int y, int width, |
| 728 int height) | |
| 428 | 729 { |
| 1318 | 730 RECT rc = { x, y, x + width, y + height }; |
| 428 | 731 int sbh = window_scrollbar_height (w); |
| 732 int sbw = window_scrollbar_width (w); | |
| 733 RECT rect_dead, rect_paint; | |
| 734 if (sbh == 0 || sbw == 0) | |
| 735 return; | |
| 736 | |
| 737 if (!NILP (w->scrollbar_on_left_p)) | |
| 738 rect_dead.left = WINDOW_LEFT (w); | |
| 739 else | |
| 740 rect_dead.left = WINDOW_TEXT_RIGHT (w); | |
| 741 rect_dead.right = rect_dead.left + sbw; | |
| 742 | |
| 743 if (!NILP (w->scrollbar_on_top_p)) | |
| 744 rect_dead.top = WINDOW_TOP (w); | |
| 745 else | |
| 746 rect_dead.top = WINDOW_TEXT_BOTTOM (w); | |
| 747 rect_dead.bottom = rect_dead.top + sbh; | |
| 748 | |
| 1318 | 749 if (IntersectRect (&rect_paint, &rect_dead, &rc)) |
| 428 | 750 { |
| 751 struct frame *f = XFRAME (WINDOW_FRAME (w)); | |
| 442 | 752 FillRect (get_frame_dc (f, 1), &rect_paint, |
| 428 | 753 (HBRUSH) (COLOR_BTNFACE+1)); |
| 754 } | |
| 755 } | |
| 756 | |
| 757 #endif /* HAVE_SCROLLBARS */ | |
| 758 | |
| 759 /***************************************************************************** | |
| 760 mswindows_bevel_area | |
| 761 | |
| 762 Draw a 3d border around the specified area on window W. | |
| 763 ****************************************************************************/ | |
| 764 static void | |
| 765 mswindows_bevel_area (struct window *w, face_index findex, int x, int y, | |
| 766 int width, int height, int thickness, | |
| 767 int edges, enum edge_style style) | |
| 768 { | |
| 769 struct frame *f = XFRAME (w->frame); | |
| 770 UINT edge; | |
| 771 UINT border = 0; | |
| 772 | |
| 773 if (style == EDGE_ETCHED_IN) | |
| 774 edge = EDGE_ETCHED; | |
| 775 else if (style == EDGE_ETCHED_OUT) | |
| 776 edge = EDGE_BUMP; | |
| 777 else if (style == EDGE_BEVEL_IN) | |
| 778 { | |
| 779 if (thickness == 1) | |
| 780 edge = BDR_SUNKENINNER; | |
| 781 else | |
| 782 edge = EDGE_SUNKEN; | |
| 783 } | |
| 784 else /* EDGE_BEVEL_OUT */ | |
| 785 { | |
| 786 if (thickness == 1) | |
| 787 edge = BDR_RAISEDINNER; | |
| 788 else | |
| 789 edge = EDGE_RAISED; | |
| 790 } | |
| 791 | |
| 792 if (edges & EDGE_TOP) | |
| 793 border |= BF_TOP; | |
| 794 if (edges & EDGE_LEFT) | |
| 795 border |= BF_LEFT; | |
| 796 if (edges & EDGE_BOTTOM) | |
| 797 border |= BF_BOTTOM; | |
| 798 if (edges & EDGE_RIGHT) | |
| 799 border |= BF_RIGHT; | |
| 800 | |
| 801 { | |
| 802 RECT rect = { x, y, x + width, y + height }; | |
| 803 Lisp_Object color = WINDOW_FACE_CACHEL_BACKGROUND (w, findex); | |
| 442 | 804 HDC hdc = get_frame_dc (f, 1); |
| 428 | 805 |
| 440 | 806 mswindows_update_dc (hdc, Qnil, color, Qnil); |
| 807 DrawEdge (hdc, &rect, edge, border); | |
| 428 | 808 } |
| 809 } | |
| 810 | |
| 811 | |
| 812 /***************************************************************************** | |
| 813 Display methods | |
| 814 *****************************************************************************/ | |
| 815 | |
| 816 /***************************************************************************** | |
| 817 mswindows_divider_height | |
| 818 | |
| 819 Return the height of the horizontal divider. | |
| 820 ****************************************************************************/ | |
| 821 static int | |
| 822 mswindows_divider_height (void) | |
| 823 { | |
| 824 return 1; /* XXX Copied from redisplay-X.c. What is this? */ | |
| 825 } | |
| 826 | |
| 827 /***************************************************************************** | |
| 828 mswindows_eol_cursor_width | |
| 829 | |
| 830 Return the width of the end-of-line cursor. | |
| 831 ****************************************************************************/ | |
| 832 static int | |
| 833 mswindows_eol_cursor_width (void) | |
| 834 { | |
| 835 return MSWINDOWS_EOL_CURSOR_WIDTH; | |
| 836 } | |
| 837 | |
| 838 /***************************************************************************** | |
| 442 | 839 mswindows_frame_output_begin |
| 428 | 840 |
| 841 Perform any necessary initialization prior to an update. | |
| 842 ****************************************************************************/ | |
| 843 static void | |
| 2286 | 844 mswindows_frame_output_begin (struct frame *UNUSED (f)) |
| 428 | 845 { |
| 846 } | |
| 847 | |
| 848 /***************************************************************************** | |
| 442 | 849 mswindows_frame_output_end |
| 428 | 850 |
| 851 Perform any necessary flushing of queues when an update has completed. | |
| 852 ****************************************************************************/ | |
| 853 static void | |
| 2286 | 854 mswindows_frame_output_end (struct frame * |
| 855 #ifdef DEFER_WINDOW_POS | |
| 856 f | |
| 857 #else | |
| 858 UNUSED (f) | |
| 859 #endif | |
| 860 ) | |
| 442 | 861 { |
| 862 #ifdef DEFER_WINDOW_POS | |
| 863 HDWP hdwp = FRAME_MSWINDOWS_DATA (f)->hdwp; | |
| 864 | |
| 865 if (hdwp != 0) | |
| 866 { | |
| 867 EndDeferWindowPos (hdwp); | |
| 868 FRAME_MSWINDOWS_DATA (f)->hdwp = 0; | |
| 869 } | |
| 870 #endif | |
| 871 GdiFlush(); | |
| 872 } | |
| 873 | |
| 874 /* Printer version is more lightweight. */ | |
| 875 static void | |
| 2286 | 876 msprinter_frame_output_end (struct frame *UNUSED (f)) |
| 428 | 877 { |
| 878 GdiFlush(); | |
| 879 } | |
| 880 | |
| 881 static int | |
| 882 mswindows_flash (struct device *d) | |
| 883 { | |
| 884 struct frame *f = device_selected_frame (d); | |
| 442 | 885 HDC hdc = get_frame_dc (f, 1); |
| 428 | 886 RECT rc; |
| 887 | |
| 888 GetClientRect (FRAME_MSWINDOWS_HANDLE (f), &rc); | |
| 440 | 889 InvertRect (hdc, &rc); |
| 428 | 890 GdiFlush (); |
| 891 Sleep (25); | |
| 440 | 892 InvertRect (hdc, &rc); |
| 428 | 893 |
| 894 return 1; | |
| 895 } | |
| 896 | |
| 897 static void | |
| 2286 | 898 mswindows_ring_bell (struct device *UNUSED (d), int UNUSED (volume), |
| 899 int UNUSED (pitch), int UNUSED (duration)) | |
| 428 | 900 { |
| 901 /* Beep does not work at all, anyways! -kkm */ | |
| 902 MessageBeep (MB_OK); | |
| 903 } | |
| 904 | |
| 905 /***************************************************************************** | |
| 906 mswindows_output_display_block | |
| 907 | |
| 908 Given a display line, a block number for that start line, output all | |
| 909 runes between start and end in the specified display block. | |
| 910 Ripped off with minimal thought from the corresponding X routine. | |
| 911 ****************************************************************************/ | |
| 912 static void | |
| 771 | 913 mswindows_output_display_block (struct window *w, struct display_line *dl, |
| 914 int block, int start, int end, | |
| 915 int start_pixpos, int cursor_start, | |
| 916 int cursor_width, int cursor_height) | |
| 428 | 917 { |
| 918 struct frame *f = XFRAME (w->frame); | |
| 3479 | 919 Ichar_dynarr *buf; |
| 428 | 920 Lisp_Object window; |
| 921 | |
| 922 struct display_block *db = Dynarr_atp (dl->display_blocks, block); | |
| 923 rune_dynarr *rba = db->runes; | |
| 924 struct rune *rb; | |
| 925 | |
| 926 int elt = start; | |
| 927 face_index findex; | |
| 928 int xpos, width; | |
| 929 Lisp_Object charset = Qunbound; /* Qnil is a valid charset when | |
| 930 MULE is not defined */ | |
| 793 | 931 window = wrap_window (w); |
| 428 | 932 rb = Dynarr_atp (rba, start); |
| 933 | |
| 934 if (!rb) | |
| 935 /* Nothing to do so don't do anything. */ | |
| 936 return; | |
| 937 | |
| 938 findex = rb->findex; | |
| 939 xpos = rb->xpos; | |
| 940 width = 0; | |
| 941 if (rb->type == RUNE_CHAR) | |
| 867 | 942 charset = ichar_charset (rb->object.chr.ch); |
| 428 | 943 |
| 944 if (end < 0) | |
| 945 end = Dynarr_length (rba); | |
| 3479 | 946 buf = Dynarr_new (Ichar); |
| 428 | 947 |
| 948 while (elt < end) | |
| 949 { | |
| 950 rb = Dynarr_atp (rba, elt); | |
| 951 | |
| 952 if (rb->findex == findex && rb->type == RUNE_CHAR | |
| 953 && rb->object.chr.ch != '\n' && rb->cursor_type != CURSOR_ON | |
| 867 | 954 && EQ (charset, ichar_charset (rb->object.chr.ch))) |
| 428 | 955 { |
| 956 Dynarr_add (buf, rb->object.chr.ch); | |
| 957 width += rb->width; | |
| 958 elt++; | |
| 959 } | |
| 960 else | |
| 961 { | |
| 962 if (Dynarr_length (buf)) | |
| 963 { | |
| 771 | 964 mswindows_output_string (w, dl, buf, xpos, 0, start_pixpos, |
| 965 width, findex, 0, 0, 0, 0); | |
| 428 | 966 xpos = rb->xpos; |
| 967 width = 0; | |
| 968 } | |
| 969 Dynarr_reset (buf); | |
| 970 width = 0; | |
| 971 | |
| 972 if (rb->type == RUNE_CHAR) | |
| 973 { | |
| 974 findex = rb->findex; | |
| 975 xpos = rb->xpos; | |
| 867 | 976 charset = ichar_charset (rb->object.chr.ch); |
| 428 | 977 |
| 978 if (rb->cursor_type == CURSOR_ON) | |
| 979 { | |
| 980 if (rb->object.chr.ch == '\n') | |
| 981 { | |
| 982 mswindows_output_cursor (w, dl, xpos, cursor_width, | |
| 983 findex, 0, 0); | |
| 984 } | |
| 985 else | |
| 986 { | |
| 987 Dynarr_add (buf, rb->object.chr.ch); | |
| 988 mswindows_output_cursor (w, dl, xpos, cursor_width, | |
| 989 findex, rb->object.chr.ch, 0); | |
| 990 Dynarr_reset (buf); | |
| 991 } | |
| 992 | |
| 993 xpos += rb->width; | |
| 994 elt++; | |
| 995 } | |
| 996 else if (rb->object.chr.ch == '\n') | |
| 997 { | |
| 998 /* Clear in case a cursor was formerly here. */ | |
| 999 redisplay_clear_region (window, findex, xpos, | |
| 1000 DISPLAY_LINE_YPOS (dl), | |
| 1001 rb->width, DISPLAY_LINE_HEIGHT (dl)); | |
| 1002 elt++; | |
| 1003 } | |
| 1004 } | |
| 1005 else if (rb->type == RUNE_BLANK || rb->type == RUNE_HLINE) | |
| 1006 { | |
| 1007 if (rb->type == RUNE_BLANK) | |
| 1008 mswindows_output_blank (w, dl, rb, start_pixpos); | |
| 1009 else | |
| 1010 { | |
| 1011 /* #### Our flagging of when we need to redraw the | |
| 1012 modeline shadows sucks. Since RUNE_HLINE is only used | |
| 1013 by the modeline at the moment it is a good bet | |
| 1014 that if it gets redrawn then we should also | |
| 1015 redraw the shadows. This won't be true forever. | |
| 1016 We borrow the shadow_thickness_changed flag for | |
| 1017 now. */ | |
| 1018 w->shadow_thickness_changed = 1; | |
| 1019 mswindows_output_hline (w, dl, rb); | |
| 1020 } | |
| 1021 | |
| 1022 if (rb->cursor_type == CURSOR_ON) | |
| 1023 mswindows_output_cursor (w, dl, xpos, cursor_width, rb->findex, 0, 0); | |
| 1024 | |
| 1025 elt++; | |
| 1026 if (elt < end) | |
| 1027 { | |
| 1028 rb = Dynarr_atp (rba, elt); | |
| 1029 | |
| 1030 findex = rb->findex; | |
| 1031 xpos = rb->xpos; | |
| 1032 } | |
| 1033 } | |
| 1034 else if (rb->type == RUNE_DGLYPH) | |
| 1035 { | |
| 1036 Lisp_Object instance; | |
| 440 | 1037 struct display_box dbox; |
| 428 | 1038 struct display_glyph_area dga; |
| 442 | 1039 |
| 428 | 1040 redisplay_calculate_display_boxes (dl, rb->xpos, rb->object.dglyph.xoffset, |
| 819 | 1041 rb->object.dglyph.yoffset, |
| 1042 start_pixpos, rb->width, &dbox, &dga); | |
| 428 | 1043 |
| 793 | 1044 window = wrap_window (w); |
| 428 | 1045 instance = glyph_image_instance (rb->object.dglyph.glyph, |
| 793 | 1046 window, ERROR_ME_DEBUG_WARN, 1); |
| 428 | 1047 findex = rb->findex; |
| 1048 | |
| 1049 if (IMAGE_INSTANCEP (instance)) | |
| 442 | 1050 { |
| 1051 switch (XIMAGE_INSTANCE_TYPE (instance)) | |
| 428 | 1052 { |
| 442 | 1053 case IMAGE_MONO_PIXMAP: |
| 1054 case IMAGE_COLOR_PIXMAP: | |
| 1055 redisplay_output_pixmap (w, instance, &dbox, &dga, findex, | |
| 1056 cursor_start, cursor_width, | |
| 1057 cursor_height, 0); | |
| 428 | 1058 if (rb->cursor_type == CURSOR_ON) |
| 1059 mswindows_output_cursor (w, dl, xpos, cursor_width, | |
| 442 | 1060 findex, 0, 1); |
| 1061 break; | |
| 1062 | |
| 1063 case IMAGE_WIDGET: | |
| 1064 if (EQ (XIMAGE_INSTANCE_WIDGET_TYPE (instance), | |
| 1065 Qlayout)) | |
| 1066 { | |
| 1067 redisplay_output_layout (window, instance, &dbox, &dga, findex, | |
| 1068 cursor_start, cursor_width, | |
| 1069 cursor_height); | |
| 1070 if (rb->cursor_type == CURSOR_ON) | |
| 1071 mswindows_output_cursor (w, dl, xpos, cursor_width, | |
| 1072 findex, 0, 1); | |
| 1073 break; | |
| 1074 } | |
| 1075 case IMAGE_SUBWINDOW: | |
| 1076 redisplay_output_subwindow (w, instance, &dbox, &dga, findex, | |
| 1077 cursor_start, cursor_width, | |
| 1078 cursor_height); | |
| 1079 if (rb->cursor_type == CURSOR_ON) | |
| 1080 mswindows_output_cursor (w, dl, xpos, cursor_width, | |
| 1081 findex, 0, 1); | |
| 1082 break; | |
| 1083 | |
| 1084 case IMAGE_NOTHING: | |
| 1085 /* nothing is as nothing does */ | |
| 1086 break; | |
| 428 | 1087 |
| 442 | 1088 case IMAGE_TEXT: |
| 1089 case IMAGE_POINTER: | |
| 1090 default: | |
| 2500 | 1091 ABORT (); |
| 442 | 1092 } |
| 1093 IMAGE_INSTANCE_OPTIMIZE_OUTPUT | |
| 1094 (XIMAGE_INSTANCE (instance)) = 0; | |
| 1095 } | |
| 428 | 1096 xpos += rb->width; |
| 1097 elt++; | |
| 1098 } | |
| 1099 else | |
| 2500 | 1100 ABORT (); |
| 428 | 1101 } |
| 1102 } | |
| 1103 | |
| 1104 if (Dynarr_length (buf)) | |
| 1105 mswindows_output_string (w, dl, buf, xpos, 0, start_pixpos, width, findex, | |
| 1106 0, 0, 0, 0); | |
| 1107 | |
| 1108 if (dl->modeline | |
| 1109 && !EQ (Qzero, w->modeline_shadow_thickness) | |
| 1110 && (f->clear | |
| 1111 || f->windows_structure_changed | |
| 1112 || w->shadow_thickness_changed)) | |
| 1113 bevel_modeline (w, dl); | |
| 1114 | |
| 1115 Dynarr_free (buf); | |
| 1116 } | |
| 1117 | |
| 1118 | |
| 1119 /***************************************************************************** | |
| 1120 mswindows_output_vertical_divider | |
| 1121 | |
| 1122 Draw a vertical divider down the right side of the given window. | |
| 1123 ****************************************************************************/ | |
| 1124 static void | |
| 2286 | 1125 mswindows_output_vertical_divider (struct window *w, int UNUSED (clear_unused)) |
| 428 | 1126 { |
| 1127 struct frame *f = XFRAME (w->frame); | |
| 442 | 1128 HDC hdc = get_frame_dc (f, 1); |
| 428 | 1129 RECT rect; |
| 1130 int spacing = XINT (w->vertical_divider_spacing); | |
| 1131 int shadow = XINT (w->vertical_divider_shadow_thickness); | |
| 1132 int abs_shadow = abs (shadow); | |
| 1133 int line_width = XINT (w->vertical_divider_line_width); | |
| 1134 int div_left = WINDOW_RIGHT (w) - window_divider_width (w); | |
| 442 | 1135 int y1 = WINDOW_TOP (w); |
| 1136 int y2 = WINDOW_BOTTOM (w); | |
| 428 | 1137 |
| 1138 /* Clear left and right spacing areas */ | |
| 1139 if (spacing) | |
| 1140 { | |
| 1141 rect.top = y1; | |
| 1142 rect.bottom = y2; | |
| 440 | 1143 mswindows_update_dc (hdc, Qnil, |
| 428 | 1144 WINDOW_FACE_CACHEL_BACKGROUND (w, DEFAULT_INDEX), Qnil); |
| 1145 rect.right = WINDOW_RIGHT (w); | |
| 1146 rect.left = rect.right - spacing; | |
| 771 | 1147 ExtTextOutW (hdc, 0, 0, ETO_OPAQUE, &rect, NULL, 0, NULL); |
| 428 | 1148 rect.left = div_left; |
| 1149 rect.right = div_left + spacing; | |
| 771 | 1150 ExtTextOutW (hdc, 0, 0, ETO_OPAQUE, &rect, NULL, 0, NULL); |
| 428 | 1151 } |
| 1152 | |
| 1153 /* Clear divider face */ | |
| 1154 rect.top = y1 + abs_shadow; | |
| 1155 rect.bottom = y2 - abs_shadow; | |
| 1156 rect.left = div_left + spacing + abs_shadow; | |
| 1157 rect.right = rect.left + line_width; | |
| 1158 if (rect.left < rect.right) | |
| 1159 { | |
| 1160 face_index div_face | |
| 1161 = get_builtin_face_cache_index (w, Vvertical_divider_face); | |
| 440 | 1162 mswindows_update_dc (hdc, Qnil, |
| 428 | 1163 WINDOW_FACE_CACHEL_BACKGROUND (w, div_face), Qnil); |
| 771 | 1164 ExtTextOutW (hdc, 0, 0, ETO_OPAQUE, &rect, NULL, 0, NULL); |
| 428 | 1165 } |
| 1166 | |
| 1167 /* Draw a shadow around the divider */ | |
| 1168 if (shadow != 0) | |
| 1169 { | |
| 1170 /* #### This will be fixed to support arbitrary thickness */ | |
| 1171 InflateRect (&rect, abs_shadow, abs_shadow); | |
| 440 | 1172 DrawEdge (hdc, &rect, |
| 428 | 1173 shadow > 0 ? EDGE_RAISED : EDGE_SUNKEN, BF_RECT); |
| 1174 } | |
| 1175 } | |
| 1176 | |
| 1177 /**************************************************************************** | |
| 1178 mswindows_text_width | |
| 1179 | |
| 1180 Given a string and a face, return the string's length in pixels when | |
| 1181 displayed in the font associated with the face. | |
| 1182 ****************************************************************************/ | |
| 1183 static int | |
| 1184 mswindows_text_width (struct frame *f, struct face_cachel *cachel, | |
| 867 | 1185 const Ichar *str, Charcount len) |
| 428 | 1186 { |
| 442 | 1187 HDC hdc = get_frame_dc (f, 0); |
| 428 | 1188 int width_so_far = 0; |
| 771 | 1189 textual_run *runs; |
| 428 | 1190 int nruns; |
| 1191 int i; | |
| 1192 | |
| 771 | 1193 nruns = separate_textual_runs (&runs, str, len); |
| 428 | 1194 |
| 1195 for (i = 0; i < nruns; i++) | |
| 771 | 1196 width_so_far += mswindows_text_width_single_run (hdc, cachel, runs + i); |
| 428 | 1197 |
| 1198 return width_so_far; | |
| 1199 } | |
| 1200 | |
| 1201 | |
| 1202 /**************************************************************************** | |
| 1203 mswindows_clear_region | |
| 1204 | |
| 1205 Clear the area in the box defined by the given parameters using the | |
| 1206 given face. | |
| 1207 ****************************************************************************/ | |
| 1208 static void | |
| 2286 | 1209 mswindows_clear_region ( |
| 1210 #ifdef HAVE_SCROLLBARS | |
| 1211 Lisp_Object locale, | |
| 1212 #else | |
| 1213 Lisp_Object UNUSED (locale), | |
| 1214 #endif | |
| 1215 struct device *UNUSED (d), struct frame *f, | |
| 1216 face_index UNUSED (findex), int x, int y, | |
| 1217 int width, int height, Lisp_Object fcolor, | |
| 1218 Lisp_Object bcolor, Lisp_Object background_pixmap) | |
| 428 | 1219 { |
| 1220 RECT rect = { x, y, x+width, y+height }; | |
| 442 | 1221 HDC hdc = get_frame_dc (f, 1); |
| 428 | 1222 |
| 1223 if (!NILP (background_pixmap)) | |
| 1224 { | |
| 1225 struct display_box db = { x, y, width, height }; | |
| 440 | 1226 mswindows_update_dc (hdc, |
| 1227 fcolor, bcolor, background_pixmap); | |
| 428 | 1228 mswindows_output_dibitmap_region |
| 1229 ( f, XIMAGE_INSTANCE (background_pixmap), &db, 0); | |
| 1230 } | |
| 1231 else | |
| 1232 { | |
| 440 | 1233 mswindows_update_dc (hdc, Qnil, fcolor, Qnil); |
| 771 | 1234 ExtTextOutW (hdc, 0, 0, ETO_OPAQUE, &rect, NULL, 0, NULL); |
| 428 | 1235 } |
| 1236 | |
| 1237 #ifdef HAVE_SCROLLBARS | |
| 1238 if (WINDOWP (locale)) | |
| 1318 | 1239 mswindows_redisplay_deadbox (XWINDOW (locale), x, y, width, height); |
| 428 | 1240 #endif |
| 1241 } | |
| 1242 | |
| 1318 | 1243 /* #### Implement me! */ |
| 428 | 1244 static void |
| 2286 | 1245 mswindows_clear_frame (struct frame *UNUSED (f)) |
| 428 | 1246 { |
| 1318 | 1247 GdiFlush (); |
| 428 | 1248 } |
| 1249 | |
| 1250 | |
| 1251 /************************************************************************/ | |
| 1252 /* initialization */ | |
| 1253 /************************************************************************/ | |
| 1254 | |
| 1255 void | |
| 1256 console_type_create_redisplay_mswindows (void) | |
| 1257 { | |
| 440 | 1258 /* redisplay methods - display*/ |
| 428 | 1259 CONSOLE_HAS_METHOD (mswindows, text_width); |
| 1260 CONSOLE_HAS_METHOD (mswindows, output_display_block); | |
| 1261 CONSOLE_HAS_METHOD (mswindows, divider_height); | |
| 1262 CONSOLE_HAS_METHOD (mswindows, eol_cursor_width); | |
| 1263 CONSOLE_HAS_METHOD (mswindows, output_vertical_divider); | |
| 1264 CONSOLE_HAS_METHOD (mswindows, clear_region); | |
| 1265 CONSOLE_HAS_METHOD (mswindows, clear_frame); | |
| 442 | 1266 CONSOLE_HAS_METHOD (mswindows, frame_output_begin); |
| 1267 CONSOLE_HAS_METHOD (mswindows, frame_output_end); | |
| 428 | 1268 CONSOLE_HAS_METHOD (mswindows, flash); |
| 1269 CONSOLE_HAS_METHOD (mswindows, ring_bell); | |
| 1270 CONSOLE_HAS_METHOD (mswindows, bevel_area); | |
| 1271 CONSOLE_HAS_METHOD (mswindows, output_string); | |
| 1272 CONSOLE_HAS_METHOD (mswindows, output_pixmap); | |
| 1318 | 1273 #ifdef HAVE_SCROLLBARS |
| 1274 CONSOLE_HAS_METHOD (mswindows, redisplay_deadbox); | |
| 1275 #endif | |
| 440 | 1276 |
| 1277 /* redisplay methods - printer */ | |
| 442 | 1278 CONSOLE_HAS_METHOD (msprinter, frame_output_end); |
| 440 | 1279 CONSOLE_INHERITS_METHOD (msprinter, mswindows, text_width); |
| 1280 CONSOLE_INHERITS_METHOD (msprinter, mswindows, output_display_block); | |
| 1281 CONSOLE_INHERITS_METHOD (msprinter, mswindows, divider_height); | |
| 1282 CONSOLE_INHERITS_METHOD (msprinter, mswindows, eol_cursor_width); | |
| 1283 CONSOLE_INHERITS_METHOD (msprinter, mswindows, output_vertical_divider); | |
| 1284 CONSOLE_INHERITS_METHOD (msprinter, mswindows, clear_region); | |
| 1285 CONSOLE_INHERITS_METHOD (msprinter, mswindows, clear_frame); | |
| 442 | 1286 CONSOLE_INHERITS_METHOD (msprinter, mswindows, frame_output_begin); |
| 440 | 1287 CONSOLE_INHERITS_METHOD (msprinter, mswindows, bevel_area); |
| 1288 CONSOLE_INHERITS_METHOD (msprinter, mswindows, output_string); | |
| 1289 CONSOLE_INHERITS_METHOD (msprinter, mswindows, output_pixmap); | |
| 428 | 1290 } |