213
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1 /* mswindows output and frame manipulation routines.
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2 Copyright (C) 1994, 1995 Board of Trustees, University of Illinois.
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3 Copyright (C) 1994 Lucid, Inc.
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4 Copyright (C) 1995 Sun Microsystems, Inc.
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5
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6 This file is part of XEmacs.
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7
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8 XEmacs is free software; you can redistribute it and/or modify it
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9 under the terms of the GNU General Public License as published by the
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10 Free Software Foundation; either version 2, or (at your option) any
|
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11 later version.
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12
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13 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
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16 for more details.
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17
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18 You should have received a copy of the GNU General Public License
|
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19 along with XEmacs; see the file COPYING. If not, write to
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20 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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21 Boston, MA 02111-1307, USA. */
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22
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23 /* Synched up with: Not in FSF. */
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24
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25 /* Authorship:
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26
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27 Chuck Thompson
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28 Lots of work done by Ben Wing for Mule
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272
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29 Partially rewritten for mswindows by Jonathan Harris, November 1997 for 21.0.
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213
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30 */
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31
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32 #include <config.h>
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33 #include "lisp.h"
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34
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35 #include "console-msw.h"
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36 #include "objects-msw.h"
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37
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38 #include "buffer.h"
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39 #include "debug.h"
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40 #include "events.h"
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41 #include "faces.h"
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42 #include "frame.h"
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267
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43 #include "glyphs-msw.h"
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213
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44 #include "redisplay.h"
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45 #include "sysdep.h"
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46 #include "window.h"
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47
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48 #include "windows.h"
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251
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49 #ifdef MULE
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50 #include "mule-ccl.h"
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51 #include "mule-charset.h"
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52 #endif
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213
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53
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54 #define MSWINDOWS_EOL_CURSOR_WIDTH 5
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55
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56 /*
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380
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57 * Random forward declarations
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213
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58 */
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251
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59 static void mswindows_update_dc (HDC hdc, Lisp_Object font, Lisp_Object fg,
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60 Lisp_Object bg, Lisp_Object bg_pmap);
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213
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61 static void mswindows_clear_region (Lisp_Object locale, face_index findex,
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62 int x, int y, int width, int height);
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63 static void mswindows_output_vertical_divider (struct window *w, int clear);
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64 static void mswindows_redraw_exposed_windows (Lisp_Object window, int x,
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65 int y, int width, int height);
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284
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66 static void mswindows_output_dibitmap (struct frame *f,
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67 struct Lisp_Image_Instance *p,
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68 int x, int y,
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69 int clip_x, int clip_y,
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70 int clip_width, int clip_height,
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71 int width, int height,
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72 int pixmap_offset,
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73 int offset_bitmap);
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280
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74 static void mswindows_output_pixmap (struct window *w, struct display_line *dl,
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75 Lisp_Object image_instance, int xpos,
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76 int xoffset, int start_pixpos, int width,
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77 face_index findex, int cursor_start,
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284
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78 int cursor_width, int cursor_height,
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79 int offset_bitmap);
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213
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80
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81 typedef struct textual_run
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82 {
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83 Lisp_Object charset;
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84 unsigned char *ptr;
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85 int len;
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86 int dimension;
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87 } textual_run;
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88
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89 /* Separate out the text in DYN into a series of textual runs of a
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90 particular charset. Also convert the characters as necessary into
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91 the format needed by XDrawImageString(), XDrawImageString16(), et
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92 al. (This means converting to one or two byte format, possibly
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93 tweaking the high bits, and possibly running a CCL program.) You
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94 must pre-allocate the space used and pass it in. (This is done so
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95 you can alloca() the space.) You need to allocate (2 * len) bytes
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96 of TEXT_STORAGE and (len * sizeof (textual_run)) bytes of
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97 RUN_STORAGE, where LEN is the length of the dynarr.
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98
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99 Returns the number of runs actually used. */
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100
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101 static int
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102 separate_textual_runs (unsigned char *text_storage,
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103 textual_run *run_storage,
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104 CONST Emchar *str, Charcount len)
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105 {
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106 Lisp_Object prev_charset = Qunbound; /* not Qnil because that is a
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107 possible valid charset when
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108 MULE is not defined */
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109 int runs_so_far = 0;
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110 int i;
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111 #ifdef MULE
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112 struct ccl_program char_converter;
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113 int need_ccl_conversion = 0;
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114 #endif
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115
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116 for (i = 0; i < len; i++)
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117 {
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118 Emchar ch = str[i];
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119 Lisp_Object charset;
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120 int byte1, byte2;
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121 int dimension;
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122 int graphic;
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123
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124 BREAKUP_CHAR (ch, charset, byte1, byte2);
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125 dimension = XCHARSET_DIMENSION (charset);
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126 graphic = XCHARSET_GRAPHIC (charset);
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127
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128 if (!EQ (charset, prev_charset))
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129 {
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130 run_storage[runs_so_far].ptr = text_storage;
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131 run_storage[runs_so_far].charset = charset;
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132 run_storage[runs_so_far].dimension = dimension;
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133
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134 if (runs_so_far)
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135 {
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136 run_storage[runs_so_far - 1].len =
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137 text_storage - run_storage[runs_so_far - 1].ptr;
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138 if (run_storage[runs_so_far - 1].dimension == 2)
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139 run_storage[runs_so_far - 1].len >>= 1;
|
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140 }
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141 runs_so_far++;
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142 prev_charset = charset;
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143 #ifdef MULE
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144 {
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145 Lisp_Object ccl_prog = XCHARSET_CCL_PROGRAM (charset);
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146 need_ccl_conversion = !NILP (ccl_prog);
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147 if (need_ccl_conversion)
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148 setup_ccl_program (&char_converter, ccl_prog);
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149 }
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150 #endif
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151 }
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152
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153 if (graphic == 0)
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154 {
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155 byte1 &= 0x7F;
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156 byte2 &= 0x7F;
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157 }
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158 else if (graphic == 1)
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159 {
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160 byte1 |= 0x80;
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161 byte2 |= 0x80;
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162 }
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163 #ifdef MULE
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164 if (need_ccl_conversion)
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165 {
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166 char_converter.reg[0] = XCHARSET_ID (charset);
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167 char_converter.reg[1] = byte1;
|
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168 char_converter.reg[2] = byte2;
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169 char_converter.ic = 0; /* start at beginning each time */
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170 ccl_driver (&char_converter, 0, 0, 0, 0);
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171 byte1 = char_converter.reg[1];
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172 byte2 = char_converter.reg[2];
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173 }
|
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174 #endif
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175 *text_storage++ = (unsigned char) byte1;
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176 if (dimension == 2)
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177 *text_storage++ = (unsigned char) byte2;
|
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178 }
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179
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180 if (runs_so_far)
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181 {
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182 run_storage[runs_so_far - 1].len =
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183 text_storage - run_storage[runs_so_far - 1].ptr;
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184 if (run_storage[runs_so_far - 1].dimension == 2)
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185 run_storage[runs_so_far - 1].len >>= 1;
|
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186 }
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187
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188 return runs_so_far;
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189 }
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190
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191
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192 static int
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193 mswindows_text_width_single_run (HDC hdc, struct face_cachel *cachel,
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251
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194 textual_run *run)
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213
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195 {
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196 Lisp_Object font_inst = FACE_CACHEL_FONT (cachel, run->charset);
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197 struct Lisp_Font_Instance *fi = XFONT_INSTANCE (font_inst);
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198 SIZE size;
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199
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200 if (!fi->proportional_p || !hdc)
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201 return (fi->width * run->len);
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202 else
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203 {
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251
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204 assert(run->dimension == 1); /* #### FIXME! */
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205 mswindows_update_dc (hdc, font_inst, Qnil, Qnil, Qnil);
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206 GetTextExtentPoint32 (hdc, run->ptr, run->len, &size);
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213
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207 return(size.cx);
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208 }
|
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209 }
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210
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211
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212 /*****************************************************************************
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251
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213 mswindows_update_dc
|
213
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214
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251
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215 Given a number of parameters munge the DC so it has those properties.
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213
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216 ****************************************************************************/
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217 static void
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251
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218 mswindows_update_dc (HDC hdc, Lisp_Object font, Lisp_Object fg,
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219 Lisp_Object bg, Lisp_Object bg_pmap)
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213
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220 {
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221 if (!NILP (font))
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251
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222 SelectObject(hdc, FONT_INSTANCE_MSWINDOWS_HFONT (XFONT_INSTANCE (font)));
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213
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223
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224
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225 if (!NILP (fg))
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284
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226 {
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227 SetTextColor (hdc, COLOR_INSTANCE_MSWINDOWS_COLOR
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228 (XCOLOR_INSTANCE (fg)));
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229 }
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213
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230 if (!NILP (bg))
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284
|
231 {
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232 SetBkMode (hdc, OPAQUE);
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233 SetBkColor (hdc, COLOR_INSTANCE_MSWINDOWS_COLOR (XCOLOR_INSTANCE (bg)));
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234 }
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235 else
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236 {
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237 SetBkMode (hdc, TRANSPARENT);
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238 }
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213
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239 }
|
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240
|
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241
|
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242 /*****************************************************************************
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294
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243 mswindows_apply_face_effects
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244
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245 Draw underline and strikeout as if this was X.
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246 #### On mswindows this really should be done as part of drawing the font.
|
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247 The line width used is chosen arbitrarily from the font height.
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248 ****************************************************************************/
|
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249 static void
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250 mswindows_apply_face_effects (HDC hdc, struct display_line *dl, int xpos,
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251 int width, struct Lisp_Font_Instance *fi,
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252 struct face_cachel *cachel,
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253 struct face_cachel *color_cachel)
|
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254 {
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255 int yclip;
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256 HBRUSH brush, oldbrush;
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257 RECT rect;
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258
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259 brush = CreateSolidBrush (COLOR_INSTANCE_MSWINDOWS_COLOR (
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260 XCOLOR_INSTANCE (color_cachel->foreground)));
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261 if (brush)
|
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262 {
|
|
263 yclip = dl->ypos + dl->descent - dl->clip;
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264 rect.left = xpos;
|
|
265 rect.right = xpos + width;
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266 oldbrush = SelectObject (hdc, brush);
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267
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268 if (cachel->underline)
|
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269 {
|
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270 rect.top = dl->ypos + dl->descent/2;
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271 rect.bottom = rect.top + (fi->height >= 0x20 ? 2 : 1);
|
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272 if (rect.bottom <= yclip)
|
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273 FillRect (hdc, &rect, brush);
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274 }
|
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275 if (cachel->strikethru)
|
|
276 {
|
|
277 rect.top = dl->ypos + dl->descent - (dl->ascent + dl->descent)/2;
|
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278 rect.bottom = rect.top + (fi->height >= 0x20 ? 2 : 1);
|
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279 if (rect.bottom <= yclip)
|
|
280 FillRect (hdc, &rect, brush);
|
|
281 }
|
|
282
|
|
283 SelectObject (hdc, oldbrush);
|
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284 DeleteObject (brush);
|
|
285 }
|
|
286 }
|
|
287
|
|
288
|
|
289 /*****************************************************************************
|
213
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290 mswindows_output_hline
|
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291
|
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292 Output a horizontal line in the foreground of its face.
|
|
293 ****************************************************************************/
|
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294 static void
|
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295 mswindows_output_hline (struct window *w, struct display_line *dl, struct rune *rb)
|
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296 { /* XXX Implement me */
|
|
297 }
|
|
298
|
|
299
|
|
300 /*****************************************************************************
|
|
301 mswindows_output_blank
|
|
302
|
|
303 Output a blank by clearing the area it covers in the background color
|
|
304 of its face.
|
|
305 ****************************************************************************/
|
|
306 static void
|
280
|
307 mswindows_output_blank (struct window *w, struct display_line *dl, struct rune *rb, int start_pixpos)
|
213
|
308 {
|
|
309 struct frame *f = XFRAME (w->frame);
|
|
310 RECT rect = { rb->xpos, dl->ypos-dl->ascent,
|
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311 rb->xpos+rb->width, dl->ypos+dl->descent-dl->clip };
|
|
312 struct face_cachel *cachel = WINDOW_FACE_CACHEL (w, rb->findex);
|
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313
|
|
314 Lisp_Object bg_pmap = WINDOW_FACE_CACHEL_BACKGROUND_PIXMAP (w, rb->findex);
|
|
315
|
|
316 if (!IMAGE_INSTANCEP (bg_pmap)
|
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317 || !IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (bg_pmap)))
|
|
318 bg_pmap = Qnil;
|
|
319
|
280
|
320 if (!NILP(bg_pmap))
|
|
321 {
|
284
|
322 /* blank the background in the appropriate color */
|
|
323 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, cachel->foreground,
|
|
324 cachel->background, Qnil);
|
|
325
|
280
|
326 mswindows_output_pixmap (w, dl, bg_pmap,
|
284
|
327 rb->xpos, 0 /*rb->object.dglyph.xoffset*/,
|
280
|
328 start_pixpos, rb->width, rb->findex,
|
284
|
329 0, 0, 0, TRUE);
|
280
|
330 }
|
|
331 else
|
|
332 {
|
|
333 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil,
|
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334 cachel->background, Qnil);
|
|
335
|
|
336 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE,
|
|
337 &rect, NULL, 0, NULL);
|
|
338 }
|
213
|
339 }
|
|
340
|
|
341
|
|
342 /*****************************************************************************
|
|
343 mswindows_output_cursor
|
|
344
|
|
345 Draw a normal or end-of-line cursor. The end-of-line cursor is
|
|
346 narrower than the normal cursor.
|
|
347 ****************************************************************************/
|
|
348 static void
|
|
349 mswindows_output_cursor (struct window *w, struct display_line *dl, int xpos,
|
269
|
350 int width, face_index findex, Emchar ch, int image_p)
|
213
|
351 {
|
|
352 struct frame *f = XFRAME (w->frame);
|
|
353 struct device *d = XDEVICE (f->device);
|
|
354 struct face_cachel *cachel;
|
227
|
355 Lisp_Object font = Qnil;
|
213
|
356 int focus = EQ (w->frame, DEVICE_FRAME_WITH_FOCUS_REAL (d));
|
|
357 HDC hdc = FRAME_MSWINDOWS_DC (f);
|
263
|
358 unsigned int face_index=0;
|
227
|
359 char *p_char = NULL;
|
|
360 int n_char = 0;
|
213
|
361 RECT rect = { xpos,
|
|
362 dl->ypos - dl->ascent,
|
|
363 xpos + width,
|
|
364 dl->ypos + dl->descent - dl->clip};
|
239
|
365 Lisp_Object bar = symbol_value_in_buffer (Qbar_cursor,
|
|
366 WINDOW_BUFFER (w));
|
269
|
367 int bar_p = image_p || !NILP (bar);
|
|
368 int cursor_p = !NILP (w->text_cursor_visible_p);
|
|
369 int real_char_p = ch != 0;
|
213
|
370
|
|
371 if (real_char_p)
|
|
372 {
|
|
373 /* Use the font from the underlying character */
|
269
|
374 cachel = WINDOW_FACE_CACHEL (w, findex);
|
213
|
375
|
294
|
376 /* #### MULE: Need to know the charset! */
|
213
|
377 font = FACE_CACHEL_FONT (cachel, Vcharset_ascii);
|
|
378 }
|
|
379
|
239
|
380 if ((focus || bar_p) && real_char_p)
|
227
|
381 {
|
269
|
382 p_char = (char*) &ch;
|
227
|
383 n_char = 1;
|
|
384 }
|
|
385
|
269
|
386 if (!image_p)
|
|
387 {
|
294
|
388 struct face_cachel *color_cachel;
|
|
389
|
269
|
390 /* Use cursor fg/bg for block cursor, or character fg/bg for the bar
|
|
391 or when we need to erase the cursor. Output nothing at eol if bar
|
|
392 cursor */
|
|
393 face_index = get_builtin_face_cache_index (w, Vtext_cursor_face);
|
294
|
394 color_cachel = WINDOW_FACE_CACHEL (w, ((!cursor_p || bar_p) ?
|
|
395 findex : face_index));
|
|
396 mswindows_update_dc (hdc, font, color_cachel->foreground,
|
|
397 color_cachel->background, Qnil);
|
269
|
398 ExtTextOut (hdc, xpos, dl->ypos, ETO_OPAQUE|ETO_CLIPPED, &rect, p_char, n_char, NULL);
|
294
|
399 if (real_char_p && (cachel->underline || cachel->strikethru))
|
|
400 mswindows_apply_face_effects (hdc, dl, xpos, width,
|
|
401 XFONT_INSTANCE (font),
|
|
402 cachel, color_cachel);
|
269
|
403 }
|
|
404
|
|
405 if (!cursor_p)
|
|
406 return;
|
213
|
407
|
239
|
408 if (focus && bar_p)
|
|
409 {
|
269
|
410 rect.right = rect.left + (EQ (bar, Qt) ? 1 : min (2, width));
|
263
|
411 face_index = get_builtin_face_cache_index (w, Vtext_cursor_face);
|
|
412 cachel = WINDOW_FACE_CACHEL (w, face_index);
|
251
|
413 mswindows_update_dc (hdc, Qnil, Qnil, cachel->background, Qnil);
|
|
414 ExtTextOut (hdc, xpos, dl->ypos, ETO_OPAQUE, &rect, NULL, 0, NULL);
|
239
|
415 }
|
|
416 else if (!focus)
|
213
|
417 {
|
294
|
418 /* Now have real character drawn in its own color. We deflate
|
239
|
419 the rectangle so character cell will be bounded by the
|
|
420 previously drawn cursor shape */
|
|
421 InflateRect (&rect, -1, -1);
|
213
|
422
|
239
|
423 if (real_char_p)
|
|
424 {
|
269
|
425 p_char = (char*) &ch;
|
239
|
426 n_char = 1;
|
|
427 }
|
|
428
|
263
|
429 face_index = get_builtin_face_cache_index (w, Vdefault_face);
|
269
|
430 cachel = WINDOW_FACE_CACHEL (w, (real_char_p ? findex : face_index));
|
251
|
431 mswindows_update_dc (hdc, Qnil, cachel->foreground,
|
|
432 cachel->background, Qnil);
|
|
433 ExtTextOut (hdc, xpos, dl->ypos, ETO_OPAQUE | ETO_CLIPPED,
|
239
|
434 &rect, p_char, n_char, NULL);
|
294
|
435 if (cachel->underline || cachel->strikethru)
|
|
436 mswindows_apply_face_effects (hdc, dl, xpos+1, width-2,
|
|
437 XFONT_INSTANCE (font),
|
|
438 cachel, cachel);
|
239
|
439 }
|
213
|
440 }
|
|
441
|
|
442
|
|
443 /*****************************************************************************
|
|
444 mswindows_output_string
|
|
445
|
|
446 Given a string and a starting position, output that string in the
|
|
447 given face.
|
|
448 Correctly handles multiple charsets in the string.
|
|
449
|
|
450 The meaning of the parameters is something like this:
|
|
451
|
|
452 W Window that the text is to be displayed in.
|
|
453 DL Display line that this text is on. The values in the
|
|
454 structure are used to determine the vertical position and
|
|
455 clipping range of the text.
|
|
456 BUF Dynamic array of Emchars specifying what is actually to be
|
|
457 drawn.
|
|
458 XPOS X position in pixels where the text should start being drawn.
|
|
459 XOFFSET Number of pixels to be chopped off the left side of the
|
|
460 text. The effect is as if the text were shifted to the
|
|
461 left this many pixels and clipped at XPOS.
|
|
462 CLIP_START Clip everything left of this X position.
|
|
463 WIDTH Clip everything right of XPOS + WIDTH.
|
|
464 FINDEX Index for the face cache element describing how to display
|
|
465 the text.
|
|
466 ****************************************************************************/
|
|
467 void
|
|
468 mswindows_output_string (struct window *w, struct display_line *dl,
|
|
469 Emchar_dynarr *buf, int xpos, int xoffset, int clip_start,
|
|
470 int width, face_index findex)
|
|
471 {
|
|
472 struct frame *f = XFRAME (w->frame);
|
245
|
473 /* struct device *d = XDEVICE (f->device);*/
|
272
|
474 Lisp_Object window;
|
251
|
475 HDC hdc = FRAME_MSWINDOWS_DC (f);
|
213
|
476 int clip_end;
|
|
477 Lisp_Object bg_pmap;
|
|
478 int len = Dynarr_length (buf);
|
|
479 unsigned char *text_storage = (unsigned char *) alloca (2 * len);
|
|
480 textual_run *runs = alloca_array (textual_run, len);
|
|
481 int nruns;
|
284
|
482 int i, height;
|
|
483 RECT rect;
|
213
|
484 struct face_cachel *cachel = WINDOW_FACE_CACHEL (w, findex);
|
|
485
|
|
486 XSETWINDOW (window, w);
|
|
487
|
294
|
488 #if 0 /* #### FIXME? */
|
213
|
489 /* We can't work out the width before we've set the font in the DC */
|
|
490 if (width < 0)
|
|
491 width = mswindows_text_width (cachel, Dynarr_atp (buf, 0), Dynarr_length (buf));
|
|
492 #else
|
|
493 assert(width>=0);
|
|
494 #endif
|
|
495
|
|
496 /* Regularize the variables passed in. */
|
|
497 if (clip_start < xpos)
|
|
498 clip_start = xpos;
|
|
499 clip_end = xpos + width;
|
|
500 if (clip_start >= clip_end)
|
|
501 /* It's all clipped out. */
|
|
502 return;
|
|
503
|
|
504 xpos -= xoffset;
|
|
505
|
284
|
506 /* sort out the destination rectangle */
|
|
507 height = dl->ascent + dl->descent - dl->clip;
|
|
508 rect.left = clip_start;
|
|
509 rect.top = dl->ypos - dl->ascent;
|
|
510 rect.right = clip_end;
|
|
511 rect.bottom = height + dl->ypos - dl->ascent;
|
213
|
512
|
284
|
513 /* output the background pixmap if there is one */
|
213
|
514 bg_pmap = cachel->background_pixmap;
|
|
515 if (!IMAGE_INSTANCEP (bg_pmap)
|
|
516 || !IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (bg_pmap)))
|
|
517 bg_pmap = Qnil;
|
|
518
|
284
|
519 if (!NILP(bg_pmap))
|
|
520 {
|
|
521 /* blank the background in the appropriate color */
|
|
522 mswindows_update_dc (hdc, Qnil, cachel->foreground,
|
|
523 cachel->background, Qnil);
|
|
524
|
|
525 mswindows_output_pixmap (w, dl, bg_pmap,
|
|
526 xpos, xoffset,
|
|
527 clip_start, width, findex,
|
|
528 0, 0, 0, TRUE);
|
|
529 /* output pixmap calls this so we have to recall to get correct
|
|
530 references */
|
|
531 cachel = WINDOW_FACE_CACHEL (w, findex);
|
|
532 }
|
|
533
|
|
534 nruns = separate_textual_runs (text_storage, runs, Dynarr_atp (buf, 0),
|
|
535 Dynarr_length (buf));
|
|
536
|
213
|
537 for (i = 0; i < nruns; i++)
|
|
538 {
|
|
539 Lisp_Object font = FACE_CACHEL_FONT (cachel, runs[i].charset);
|
284
|
540 struct Lisp_Font_Instance *fi = XFONT_INSTANCE (font);
|
213
|
541 int this_width;
|
|
542
|
|
543 if (EQ (font, Vthe_null_font_instance))
|
|
544 continue;
|
|
545
|
251
|
546 mswindows_update_dc (hdc, font, cachel->foreground,
|
|
547 NILP(bg_pmap) ? cachel->background : Qnil, Qnil);
|
213
|
548
|
|
549 this_width = mswindows_text_width_single_run (hdc, cachel, runs + i);
|
284
|
550
|
|
551 /* cope with fonts taller than lines */
|
|
552 if ((int) fi->height < (int) (height + dl->clip))
|
280
|
553 {
|
284
|
554 int clear_start = max (xpos, clip_start);
|
|
555 int clear_end = min (xpos + this_width, clip_end);
|
|
556
|
|
557 {
|
|
558 mswindows_clear_region (window, findex, clear_start,
|
|
559 dl->ypos - dl->ascent,
|
|
560 clear_end - clear_start,
|
|
561 height);
|
|
562 /* output pixmap calls this so we have to recall to get correct
|
|
563 references */
|
|
564 cachel = WINDOW_FACE_CACHEL (w, findex);
|
|
565 }
|
280
|
566 }
|
284
|
567
|
294
|
568 assert (runs[i].dimension == 1); /* #### FIXME: Broken when Mule? */
|
227
|
569 ExtTextOut (hdc, xpos, dl->ypos,
|
|
570 NILP(bg_pmap) ? ETO_CLIPPED | ETO_OPAQUE : ETO_CLIPPED,
|
|
571 &rect, (char *) runs[i].ptr, runs[i].len, NULL);
|
213
|
572
|
294
|
573 /* #### X does underline/strikethrough here so we do the same.
|
|
574 On mswindows, underline/strikethrough really belongs to the font */
|
|
575 if (cachel->underline || cachel->strikethru)
|
|
576 mswindows_apply_face_effects (hdc, dl, xpos, this_width, fi,
|
|
577 cachel, cachel);
|
213
|
578 xpos += this_width;
|
|
579 }
|
|
580 }
|
|
581
|
284
|
582 static void
|
267
|
583 mswindows_output_dibitmap (struct frame *f, struct Lisp_Image_Instance *p,
|
|
584 int x, int y,
|
|
585 int clip_x, int clip_y,
|
|
586 int clip_width, int clip_height,
|
284
|
587 int width, int height, int pixmap_offset,
|
|
588 int offset_bitmap)
|
267
|
589 {
|
|
590 HDC hdc = FRAME_MSWINDOWS_DC (f);
|
284
|
591 HGDIOBJ old=NULL;
|
|
592 COLORREF bgcolor = GetBkColor (hdc);
|
267
|
593 int need_clipping = (clip_x || clip_y);
|
284
|
594 int yoffset=0;
|
|
595 int xoffset=0;
|
|
596 /* do we need to offset the pixmap vertically? this is necessary
|
|
597 for background pixmaps. */
|
|
598 if (offset_bitmap)
|
|
599 {
|
|
600 yoffset = y % IMAGE_INSTANCE_PIXMAP_HEIGHT (p);
|
|
601 xoffset = x % IMAGE_INSTANCE_PIXMAP_WIDTH (p);
|
|
602 /* the width is handled by mswindows_output_pixmap_region */
|
|
603 }
|
267
|
604
|
|
605 if (need_clipping)
|
|
606 {
|
|
607 }
|
|
608
|
284
|
609 /* first blt the mask */
|
|
610 if (IMAGE_INSTANCE_MSWINDOWS_MASK (p))
|
267
|
611 {
|
284
|
612 RGBQUAD col;
|
|
613 col.rgbBlue = GetBValue (bgcolor);
|
|
614 col.rgbRed = GetRValue (bgcolor);
|
|
615 col.rgbGreen = GetGValue (bgcolor);
|
|
616 col.rgbReserved = 0;
|
|
617
|
|
618 old = SelectObject (FRAME_MSWINDOWS_CDC (f),
|
|
619 IMAGE_INSTANCE_MSWINDOWS_MASK (p));
|
|
620
|
|
621 SetDIBColorTable (FRAME_MSWINDOWS_CDC (f), 1, 1, &col);
|
|
622
|
|
623 BitBlt (hdc,
|
|
624 x,y,
|
|
625 width, height,
|
|
626 FRAME_MSWINDOWS_CDC (f),
|
|
627 xoffset,yoffset,
|
|
628 SRCCOPY);
|
|
629
|
|
630 SelectObject (FRAME_MSWINDOWS_CDC (f), old);
|
267
|
631 }
|
284
|
632
|
|
633 /* now blt the bitmap itself. */
|
|
634 old = SelectObject (FRAME_MSWINDOWS_CDC (f),
|
|
635 IMAGE_INSTANCE_MSWINDOWS_BITMAP (p));
|
267
|
636
|
284
|
637 BitBlt (hdc,
|
|
638 x,y,
|
|
639 width, height,
|
|
640 FRAME_MSWINDOWS_CDC (f),
|
|
641 xoffset, yoffset,
|
|
642 IMAGE_INSTANCE_MSWINDOWS_MASK (p) ? SRCINVERT : SRCCOPY);
|
|
643
|
|
644 SelectObject (FRAME_MSWINDOWS_CDC (f),old);
|
|
645
|
267
|
646 if (need_clipping)
|
|
647 {
|
|
648 }
|
284
|
649 }
|
|
650
|
|
651 /*
|
|
652 * X gc's have this nice property that setting the bg pixmap will
|
|
653 * output it offset relative to the window. Windows doesn't have this
|
|
654 * feature so we have to emulate this by outputting multiple pixmaps
|
|
655 */
|
|
656 static void
|
|
657 mswindows_output_dibitmap_region (struct frame *f,
|
|
658 struct Lisp_Image_Instance *p,
|
|
659 int x, int y,
|
|
660 int clip_x, int clip_y,
|
|
661 int clip_width, int clip_height,
|
|
662 int width, int height, int pixmap_offset,
|
|
663 int offset_bitmap)
|
|
664 {
|
|
665 int pwidth = min (width, IMAGE_INSTANCE_PIXMAP_WIDTH (p));
|
|
666 int pheight = min (height, IMAGE_INSTANCE_PIXMAP_HEIGHT (p));
|
|
667 int pxoffset = 0, pyoffset = 0;
|
|
668
|
|
669 /* when doing a bg pixmap do a partial pixmap first so that we
|
|
670 blt whole pixmaps thereafter */
|
|
671
|
|
672 if (offset_bitmap)
|
|
673 {
|
|
674 pheight = min (pheight, IMAGE_INSTANCE_PIXMAP_HEIGHT (p) -
|
|
675 y % IMAGE_INSTANCE_PIXMAP_HEIGHT (p));
|
|
676 }
|
|
677
|
|
678 while (pheight > 0)
|
|
679 {
|
|
680 if (offset_bitmap)
|
|
681 {
|
|
682 pwidth = min (min (width, IMAGE_INSTANCE_PIXMAP_WIDTH (p)),
|
|
683 IMAGE_INSTANCE_PIXMAP_WIDTH (p) -
|
|
684 x % IMAGE_INSTANCE_PIXMAP_WIDTH (p));
|
|
685 pxoffset = 0;
|
|
686 }
|
|
687 while (pwidth > 0)
|
|
688 {
|
|
689 mswindows_output_dibitmap (f, p,
|
|
690 x + pxoffset, y + pyoffset,
|
|
691 clip_x, clip_y,
|
|
692 clip_width, clip_height,
|
|
693 pwidth, pheight, pixmap_offset,
|
|
694 offset_bitmap);
|
|
695 pxoffset += pwidth;
|
|
696 pwidth = min ((width-pxoffset),
|
|
697 IMAGE_INSTANCE_PIXMAP_WIDTH (p));
|
|
698 }
|
|
699 pyoffset += pheight;
|
|
700 pheight = min ((height-pyoffset),
|
|
701 IMAGE_INSTANCE_PIXMAP_HEIGHT (p));
|
|
702 }
|
267
|
703 }
|
|
704
|
|
705 static void
|
|
706 mswindows_output_pixmap (struct window *w, struct display_line *dl,
|
|
707 Lisp_Object image_instance, int xpos, int xoffset,
|
|
708 int start_pixpos, int width, face_index findex,
|
284
|
709 int cursor_start, int cursor_width, int cursor_height,
|
|
710 int offset_bitmap)
|
267
|
711 {
|
|
712 struct frame *f = XFRAME (w->frame);
|
|
713 HDC hdc = FRAME_MSWINDOWS_DC (f);
|
284
|
714
|
267
|
715 struct Lisp_Image_Instance *p = XIMAGE_INSTANCE (image_instance);
|
|
716 Lisp_Object window;
|
|
717
|
|
718 int lheight = dl->ascent + dl->descent - dl->clip;
|
|
719 int pheight = ((int) IMAGE_INSTANCE_PIXMAP_HEIGHT (p) > lheight ? lheight :
|
|
720 IMAGE_INSTANCE_PIXMAP_HEIGHT (p));
|
|
721 int clip_x, clip_y, clip_width, clip_height;
|
|
722
|
|
723 /* The pixmap_offset is used to center the pixmap on lines which are
|
|
724 shorter than it is. This results in odd effects when scrolling
|
|
725 pixmaps off of the bottom. Let's try not using it. */
|
|
726 #if 0
|
|
727 int pixmap_offset = (int) (IMAGE_INSTANCE_PIXMAP_HEIGHT (p) - lheight) / 2;
|
|
728 #else
|
|
729 int pixmap_offset = 0;
|
|
730 #endif
|
|
731
|
|
732 XSETWINDOW (window, w);
|
|
733
|
|
734 if ((start_pixpos >= 0 && start_pixpos > xpos) || xoffset)
|
|
735 {
|
|
736 if (start_pixpos > xpos && start_pixpos > xpos + width)
|
|
737 return;
|
|
738
|
|
739 clip_x = xoffset;
|
|
740 clip_width = width;
|
|
741 if (start_pixpos > xpos)
|
|
742 {
|
|
743 clip_x += (start_pixpos - xpos);
|
|
744 clip_width -= (start_pixpos - xpos);
|
|
745 }
|
|
746 }
|
|
747 else
|
|
748 {
|
|
749 clip_x = 0;
|
|
750 clip_width = 0;
|
|
751 }
|
|
752
|
|
753 /* Place markers for possible future functionality (clipping the top
|
|
754 half instead of the bottom half; think pixel scrolling). */
|
|
755 clip_y = 0;
|
|
756 clip_height = pheight;
|
|
757
|
|
758 /* Clear the area the pixmap is going into. The pixmap itself will
|
|
759 always take care of the full width. We don't want to clear where
|
|
760 it is going to go in order to avoid flicker. So, all we have to
|
|
761 take care of is any area above or below the pixmap. */
|
|
762 /* #### We take a shortcut for now. We know that since we have
|
|
763 pixmap_offset hardwired to 0 that the pixmap is against the top
|
|
764 edge so all we have to worry about is below it. */
|
|
765 /* #### Unless the pixmap has a mask in which case we have to clear
|
|
766 the whole damn thing since we can't yet clear just the area not
|
|
767 included in the mask. */
|
|
768 if (((int) (dl->ypos - dl->ascent + pheight) <
|
|
769 (int) (dl->ypos + dl->descent - dl->clip))
|
|
770 || IMAGE_INSTANCE_MSWINDOWS_MASK (p))
|
|
771 {
|
|
772 int clear_x, clear_y, clear_width, clear_height;
|
|
773
|
|
774 if (IMAGE_INSTANCE_MSWINDOWS_MASK (p))
|
|
775 {
|
|
776 clear_y = dl->ypos - dl->ascent;
|
|
777 clear_height = lheight;
|
|
778 }
|
|
779 else
|
|
780 {
|
|
781 clear_y = dl->ypos - dl->ascent + pheight;
|
|
782 clear_height = lheight - pheight;
|
|
783 }
|
|
784
|
|
785 if (start_pixpos >= 0 && start_pixpos > xpos)
|
|
786 {
|
|
787 clear_x = start_pixpos;
|
|
788 clear_width = xpos + width - start_pixpos;
|
|
789 }
|
|
790 else
|
|
791 {
|
|
792 clear_x = xpos;
|
|
793 clear_width = width;
|
|
794 }
|
|
795
|
284
|
796 if (!offset_bitmap) /* i.e. not a bg pixmap */
|
|
797 mswindows_clear_region (window, findex, clear_x, clear_y,
|
|
798 clear_width, clear_height);
|
267
|
799 }
|
|
800
|
284
|
801 /* Output the pixmap. Have to do this as many times as is required
|
|
802 to fill the given area */
|
|
803 mswindows_update_dc (hdc, Qnil,
|
|
804 WINDOW_FACE_CACHEL_FOREGROUND (w, findex),
|
|
805 WINDOW_FACE_CACHEL_BACKGROUND (w, findex), Qnil);
|
|
806
|
|
807 mswindows_output_dibitmap_region (f, p, xpos - xoffset,
|
|
808 dl->ypos - dl->ascent,
|
|
809 clip_x, clip_y, clip_width, clip_height,
|
|
810 width + xoffset, pheight, pixmap_offset,
|
|
811 offset_bitmap);
|
267
|
812 }
|
227
|
813
|
|
814 #ifdef HAVE_SCROLLBARS
|
|
815 /*
|
|
816 * This function paints window's deadbox, a rectangle between window
|
|
817 * borders and two short edges of both scrollbars.
|
|
818 *
|
|
819 * Function checks whether deadbox intersects with the rectangle pointed
|
|
820 * to by PRC, and paints only the intersection
|
|
821 */
|
|
822 static void
|
251
|
823 mswindows_redisplay_deadbox_maybe (struct window *w, CONST RECT* prc)
|
227
|
824 {
|
|
825 int sbh = window_scrollbar_height (w);
|
|
826 int sbw = window_scrollbar_width (w);
|
|
827 RECT rect_dead, rect_paint;
|
|
828 if (sbh == 0 || sbw == 0)
|
|
829 return;
|
|
830
|
282
|
831 if (!NILP (w->scrollbar_on_left_p))
|
284
|
832 rect_dead.left = WINDOW_LEFT (w);
|
227
|
833 else
|
284
|
834 rect_dead.left = WINDOW_TEXT_RIGHT (w);
|
|
835 rect_dead.right = rect_dead.left + sbw;
|
227
|
836
|
282
|
837 if (!NILP (w->scrollbar_on_top_p))
|
284
|
838 rect_dead.top = WINDOW_TOP (w);
|
227
|
839 else
|
284
|
840 rect_dead.top = WINDOW_TEXT_BOTTOM (w);
|
|
841 rect_dead.bottom = rect_dead.top + sbh;
|
227
|
842
|
|
843 if (IntersectRect (&rect_paint, &rect_dead, prc))
|
282
|
844 {
|
|
845 struct frame *f = XFRAME (WINDOW_FRAME (w));
|
|
846 FillRect (FRAME_MSWINDOWS_DC (f), &rect_paint,
|
|
847 (HBRUSH) (COLOR_BTNFACE+1));
|
|
848 }
|
227
|
849 }
|
|
850
|
|
851 #endif /* HAVE_SCROLLBARS */
|
|
852
|
213
|
853 /*****************************************************************************
|
|
854 mswindows_redraw_exposed_window
|
|
855
|
|
856 Given a bounding box for an area that needs to be redrawn, determine
|
|
857 what parts of what lines are contained within and re-output their
|
|
858 contents.
|
|
859 Copied from redisplay-x.c
|
|
860 ****************************************************************************/
|
|
861 static void
|
|
862 mswindows_redraw_exposed_window (struct window *w, int x, int y, int width,
|
|
863 int height)
|
|
864 {
|
|
865 struct frame *f = XFRAME (w->frame);
|
|
866 int line;
|
|
867 int orig_windows_structure_changed;
|
227
|
868 RECT rect_window = { WINDOW_LEFT (w), WINDOW_TOP (w),
|
|
869 WINDOW_RIGHT (w), WINDOW_BOTTOM (w) };
|
|
870 RECT rect_expose = { x, y, x + width, y + height };
|
|
871 RECT rect_draw;
|
213
|
872
|
|
873 display_line_dynarr *cdla = window_display_lines (w, CURRENT_DISP);
|
|
874
|
|
875 if (!NILP (w->vchild))
|
|
876 {
|
|
877 mswindows_redraw_exposed_windows (w->vchild, x, y, width, height);
|
|
878 return;
|
|
879 }
|
|
880 else if (!NILP (w->hchild))
|
|
881 {
|
|
882 mswindows_redraw_exposed_windows (w->hchild, x, y, width, height);
|
|
883 return;
|
|
884 }
|
|
885
|
|
886 /* If the window doesn't intersect the exposed region, we're done here. */
|
227
|
887 if (!IntersectRect (&rect_draw, &rect_window, &rect_expose))
|
213
|
888 return;
|
|
889
|
227
|
890 /* We do this to make sure that the 3D modelines get redrawn if
|
|
891 they are in the exposed region. */
|
|
892 orig_windows_structure_changed = f->windows_structure_changed;
|
|
893 f->windows_structure_changed = 1;
|
213
|
894
|
|
895 if (window_needs_vertical_divider (w))
|
|
896 {
|
|
897 mswindows_output_vertical_divider (w, 0);
|
|
898 }
|
|
899
|
|
900 for (line = 0; line < Dynarr_length (cdla); line++)
|
|
901 {
|
|
902 struct display_line *cdl = Dynarr_atp (cdla, line);
|
|
903 int top_y = cdl->ypos - cdl->ascent;
|
|
904 int bottom_y = cdl->ypos + cdl->descent;
|
|
905
|
227
|
906 if (bottom_y >= rect_draw.top)
|
213
|
907 {
|
227
|
908 if (top_y > rect_draw.bottom)
|
213
|
909 {
|
|
910 if (line == 0)
|
|
911 continue;
|
|
912 else
|
|
913 break;
|
|
914 }
|
|
915 else
|
|
916 {
|
227
|
917 output_display_line (w, 0, cdla, line,
|
|
918 rect_draw.left, rect_draw.right);
|
213
|
919 }
|
|
920 }
|
|
921 }
|
|
922
|
|
923 f->windows_structure_changed = orig_windows_structure_changed;
|
|
924
|
|
925 /* If there have never been any face cache_elements created, then this
|
|
926 expose event doesn't actually have anything to do. */
|
|
927 if (Dynarr_largest (w->face_cachels))
|
227
|
928 redisplay_clear_bottom_of_window (w, cdla, rect_draw.top, rect_draw.bottom);
|
|
929
|
|
930 #ifdef HAVE_SCROLLBARS
|
|
931 mswindows_redisplay_deadbox_maybe (w, &rect_expose);
|
|
932 #endif
|
213
|
933 }
|
|
934
|
|
935 /*****************************************************************************
|
|
936 mswindows_redraw_exposed_windows
|
|
937
|
|
938 For each window beneath the given window in the window hierarchy,
|
|
939 ensure that it is redrawn if necessary after an Expose event.
|
|
940 ****************************************************************************/
|
|
941 static void
|
|
942 mswindows_redraw_exposed_windows (Lisp_Object window, int x, int y, int width,
|
|
943 int height)
|
|
944 {
|
|
945 for (; !NILP (window); window = XWINDOW (window)->next)
|
|
946 mswindows_redraw_exposed_window (XWINDOW (window), x, y, width, height);
|
|
947 }
|
|
948
|
|
949 /*****************************************************************************
|
|
950 mswindows_redraw_exposed_area
|
|
951
|
|
952 For each window on the given frame, ensure that any area in the
|
|
953 Exposed area is redrawn.
|
|
954 ****************************************************************************/
|
|
955 void
|
|
956 mswindows_redraw_exposed_area (struct frame *f, int x, int y, int width, int height)
|
|
957 {
|
|
958 /* If any window on the frame has had its face cache reset then the
|
|
959 redisplay structures are effectively invalid. If we attempt to
|
|
960 use them we'll blow up. We mark the frame as changed to ensure
|
|
961 that redisplay will do a full update. This probably isn't
|
|
962 necessary but it can't hurt. */
|
278
|
963 #ifdef HAVE_TOOLBARS
|
|
964 /* #### We would rather put these off as well but there is currently
|
|
965 no combination of flags which will force an unchanged toolbar to
|
|
966 redraw anyhow. */
|
|
967 MAYBE_FRAMEMETH (f, redraw_exposed_toolbars, (f, x, y, width, height));
|
|
968 #endif
|
213
|
969
|
|
970 if (!f->window_face_cache_reset)
|
215
|
971 {
|
|
972 mswindows_redraw_exposed_windows (f->root_window, x, y, width, height);
|
|
973 GdiFlush();
|
|
974 }
|
213
|
975 else
|
|
976 MARK_FRAME_CHANGED (f);
|
|
977 }
|
|
978
|
|
979
|
|
980 /*****************************************************************************
|
|
981 mswindows_bevel_modeline
|
|
982
|
|
983 Draw a 3d border around the modeline on window W.
|
|
984 ****************************************************************************/
|
|
985 static void
|
|
986 mswindows_bevel_modeline (struct window *w, struct display_line *dl)
|
|
987 {
|
|
988 struct frame *f = XFRAME (w->frame);
|
|
989 Lisp_Object color;
|
|
990 int shadow_width = MODELINE_SHADOW_THICKNESS (w);
|
|
991 RECT rect = { WINDOW_MODELINE_LEFT (w),
|
|
992 dl->ypos - dl->ascent - shadow_width,
|
|
993 WINDOW_MODELINE_RIGHT (w),
|
|
994 dl->ypos + dl->descent + shadow_width};
|
239
|
995 UINT edge;
|
213
|
996
|
|
997 color = WINDOW_FACE_CACHEL_BACKGROUND (w, MODELINE_INDEX);
|
251
|
998 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil, color, Qnil);
|
213
|
999
|
239
|
1000 if (XINT (w->modeline_shadow_thickness) < 0)
|
|
1001 shadow_width = -shadow_width;
|
213
|
1002
|
239
|
1003 if (shadow_width < -1)
|
|
1004 edge = EDGE_SUNKEN;
|
|
1005 else if (shadow_width < 0)
|
|
1006 edge = BDR_SUNKENINNER;
|
|
1007 else if (shadow_width == 1)
|
|
1008 edge = BDR_RAISEDINNER;
|
|
1009 else
|
|
1010 edge = EDGE_RAISED;
|
|
1011
|
251
|
1012 DrawEdge (FRAME_MSWINDOWS_DC (f), &rect, edge, BF_RECT);
|
213
|
1013 }
|
|
1014
|
|
1015
|
|
1016 /*****************************************************************************
|
284
|
1017 Display methods
|
245
|
1018 *****************************************************************************/
|
213
|
1019
|
|
1020 /*****************************************************************************
|
|
1021 mswindows_divider_height
|
|
1022
|
|
1023 Return the height of the horizontal divider.
|
|
1024 ****************************************************************************/
|
|
1025 static int
|
|
1026 mswindows_divider_height (void)
|
|
1027 {
|
|
1028 return 1; /* XXX Copied from redisplay-X.c. What is this? */
|
|
1029 }
|
|
1030
|
|
1031 /*****************************************************************************
|
|
1032 mswindows_eol_cursor_width
|
|
1033
|
|
1034 Return the width of the end-of-line cursor.
|
|
1035 ****************************************************************************/
|
|
1036 static int
|
|
1037 mswindows_eol_cursor_width (void)
|
|
1038 {
|
|
1039 return MSWINDOWS_EOL_CURSOR_WIDTH;
|
|
1040 }
|
|
1041
|
|
1042 /*****************************************************************************
|
|
1043 mswindows_output_begin
|
|
1044
|
|
1045 Perform any necessary initialization prior to an update.
|
|
1046 ****************************************************************************/
|
|
1047 static void
|
|
1048 mswindows_output_begin (struct device *d)
|
|
1049 {
|
|
1050 }
|
|
1051
|
|
1052 /*****************************************************************************
|
|
1053 mswindows_output_end
|
|
1054
|
|
1055 Perform any necessary flushing of queues when an update has completed.
|
|
1056 ****************************************************************************/
|
|
1057 static void
|
|
1058 mswindows_output_end (struct device *d)
|
|
1059 {
|
215
|
1060 GdiFlush();
|
213
|
1061 }
|
|
1062
|
|
1063 static int
|
|
1064 mswindows_flash (struct device *d)
|
|
1065 {
|
|
1066 struct frame *f = device_selected_frame (d);
|
239
|
1067 RECT rc;
|
213
|
1068
|
239
|
1069 GetClientRect (FRAME_MSWINDOWS_HANDLE (f), &rc);
|
|
1070 InvertRect (FRAME_MSWINDOWS_DC (f), &rc);
|
|
1071 GdiFlush ();
|
|
1072 Sleep (25);
|
|
1073 InvertRect (FRAME_MSWINDOWS_DC (f), &rc);
|
|
1074
|
|
1075 return 1;
|
213
|
1076 }
|
|
1077
|
|
1078 static void
|
|
1079 mswindows_ring_bell (struct device *d, int volume, int pitch, int duration)
|
|
1080 {
|
223
|
1081 /* Beep does not work at all, anyways! -kkm */
|
|
1082 MessageBeep (MB_OK);
|
213
|
1083 }
|
|
1084
|
|
1085 /*****************************************************************************
|
|
1086 mswindows_output_display_block
|
|
1087
|
|
1088 Given a display line, a block number for that start line, output all
|
|
1089 runes between start and end in the specified display block.
|
380
|
1090 Ripped off with minimal thought from the corresponding X routine.
|
213
|
1091 ****************************************************************************/
|
|
1092 static void
|
|
1093 mswindows_output_display_block (struct window *w, struct display_line *dl, int block,
|
|
1094 int start, int end, int start_pixpos, int cursor_start,
|
|
1095 int cursor_width, int cursor_height)
|
|
1096 {
|
|
1097 struct frame *f = XFRAME (w->frame);
|
|
1098 Emchar_dynarr *buf = Dynarr_new (Emchar);
|
|
1099 Lisp_Object window;
|
|
1100
|
|
1101 struct display_block *db = Dynarr_atp (dl->display_blocks, block);
|
|
1102 rune_dynarr *rba = db->runes;
|
|
1103 struct rune *rb;
|
|
1104
|
|
1105 int elt = start;
|
|
1106 face_index findex;
|
|
1107 int xpos, width;
|
|
1108 Lisp_Object charset = Qunbound; /* Qnil is a valid charset when
|
|
1109 MULE is not defined */
|
|
1110 XSETWINDOW (window, w);
|
|
1111 rb = Dynarr_atp (rba, start);
|
|
1112
|
|
1113 if (!rb)
|
|
1114 {
|
|
1115 /* Nothing to do so don't do anything. */
|
|
1116 return;
|
|
1117 }
|
|
1118 else
|
|
1119 {
|
|
1120 findex = rb->findex;
|
|
1121 xpos = rb->xpos;
|
|
1122 width = 0;
|
|
1123 if (rb->type == RUNE_CHAR)
|
|
1124 charset = CHAR_CHARSET (rb->object.chr.ch);
|
|
1125 }
|
|
1126
|
|
1127 if (end < 0)
|
|
1128 end = Dynarr_length (rba);
|
|
1129 Dynarr_reset (buf);
|
|
1130
|
|
1131 while (elt < end)
|
|
1132 {
|
|
1133 rb = Dynarr_atp (rba, elt);
|
|
1134
|
|
1135 if (rb->findex == findex && rb->type == RUNE_CHAR
|
|
1136 && rb->object.chr.ch != '\n' && rb->cursor_type != CURSOR_ON
|
|
1137 && EQ (charset, CHAR_CHARSET (rb->object.chr.ch)))
|
|
1138 {
|
|
1139 Dynarr_add (buf, rb->object.chr.ch);
|
|
1140 width += rb->width;
|
|
1141 elt++;
|
|
1142 }
|
|
1143 else
|
|
1144 {
|
|
1145 if (Dynarr_length (buf))
|
|
1146 {
|
|
1147 mswindows_output_string (w, dl, buf, xpos, 0, start_pixpos, width,
|
|
1148 findex);
|
|
1149 xpos = rb->xpos;
|
|
1150 width = 0;
|
|
1151 }
|
|
1152 Dynarr_reset (buf);
|
|
1153 width = 0;
|
|
1154
|
|
1155 if (rb->type == RUNE_CHAR)
|
|
1156 {
|
|
1157 findex = rb->findex;
|
|
1158 xpos = rb->xpos;
|
|
1159 charset = CHAR_CHARSET (rb->object.chr.ch);
|
|
1160
|
|
1161 if (rb->cursor_type == CURSOR_ON)
|
|
1162 {
|
|
1163 if (rb->object.chr.ch == '\n')
|
|
1164 {
|
269
|
1165 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
1166 findex, 0, 0);
|
213
|
1167 }
|
|
1168 else
|
|
1169 {
|
|
1170 Dynarr_add (buf, rb->object.chr.ch);
|
269
|
1171 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
1172 findex, rb->object.chr.ch, 0);
|
213
|
1173 Dynarr_reset (buf);
|
|
1174 }
|
|
1175
|
|
1176 xpos += rb->width;
|
|
1177 elt++;
|
|
1178 }
|
|
1179 else if (rb->object.chr.ch == '\n')
|
|
1180 {
|
|
1181 /* Clear in case a cursor was formerly here. */
|
|
1182 int height = dl->ascent + dl->descent - dl->clip;
|
|
1183
|
|
1184 mswindows_clear_region (window, findex, xpos, dl->ypos - dl->ascent,
|
|
1185 rb->width, height);
|
|
1186 elt++;
|
|
1187 }
|
|
1188 }
|
|
1189 else if (rb->type == RUNE_BLANK || rb->type == RUNE_HLINE)
|
|
1190 {
|
|
1191 if (rb->type == RUNE_BLANK)
|
280
|
1192 mswindows_output_blank (w, dl, rb, start_pixpos);
|
213
|
1193 else
|
|
1194 {
|
|
1195 /* #### Our flagging of when we need to redraw the
|
|
1196 modeline shadows sucks. Since RUNE_HLINE is only used
|
|
1197 by the modeline at the moment it is a good bet
|
|
1198 that if it gets redrawn then we should also
|
|
1199 redraw the shadows. This won't be true forever.
|
|
1200 We borrow the shadow_thickness_changed flag for
|
|
1201 now. */
|
|
1202 w->shadow_thickness_changed = 1;
|
|
1203 mswindows_output_hline (w, dl, rb);
|
|
1204 }
|
|
1205
|
|
1206 if (rb->cursor_type == CURSOR_ON)
|
269
|
1207 mswindows_output_cursor (w, dl, xpos, cursor_width, rb->findex, 0, 0);
|
213
|
1208
|
|
1209 elt++;
|
|
1210 if (elt < end)
|
|
1211 {
|
|
1212 rb = Dynarr_atp (rba, elt);
|
|
1213
|
|
1214 findex = rb->findex;
|
|
1215 xpos = rb->xpos;
|
|
1216 }
|
|
1217 }
|
|
1218 else if (rb->type == RUNE_DGLYPH)
|
|
1219 {
|
|
1220 Lisp_Object instance;
|
|
1221
|
|
1222 XSETWINDOW (window, w);
|
|
1223 instance = glyph_image_instance (rb->object.dglyph.glyph,
|
|
1224 window, ERROR_ME_NOT, 1);
|
|
1225 findex = rb->findex;
|
|
1226
|
|
1227 if (IMAGE_INSTANCEP (instance))
|
|
1228 switch (XIMAGE_INSTANCE_TYPE (instance))
|
|
1229 {
|
|
1230 case IMAGE_TEXT:
|
|
1231 {
|
|
1232 /* #### This is way losing. See the comment in
|
|
1233 add_glyph_rune(). */
|
|
1234 Lisp_Object string =
|
|
1235 XIMAGE_INSTANCE_TEXT_STRING (instance);
|
|
1236 convert_bufbyte_string_into_emchar_dynarr
|
|
1237 (XSTRING_DATA (string), XSTRING_LENGTH (string), buf);
|
|
1238
|
|
1239 if (rb->cursor_type == CURSOR_ON)
|
269
|
1240 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
1241 findex, Dynarr_at (buf, 0), 0);
|
251
|
1242 else /* #### redisplay-x passes -1 as the width: why ? */
|
213
|
1243 mswindows_output_string (w, dl, buf, xpos,
|
|
1244 rb->object.dglyph.xoffset,
|
251
|
1245 start_pixpos, rb->width, findex);
|
213
|
1246 Dynarr_reset (buf);
|
|
1247 }
|
|
1248 break;
|
|
1249
|
|
1250 case IMAGE_MONO_PIXMAP:
|
|
1251 case IMAGE_COLOR_PIXMAP:
|
|
1252 mswindows_output_pixmap (w, dl, instance, xpos,
|
|
1253 rb->object.dglyph.xoffset, start_pixpos,
|
|
1254 rb->width, findex, cursor_start,
|
284
|
1255 cursor_width, cursor_height, 0);
|
269
|
1256 if (rb->cursor_type == CURSOR_ON)
|
|
1257 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
1258 findex, 0, 1);
|
213
|
1259 break;
|
|
1260
|
|
1261 case IMAGE_POINTER:
|
|
1262 abort ();
|
|
1263
|
|
1264 case IMAGE_SUBWINDOW:
|
|
1265 /* #### implement me */
|
|
1266 break;
|
|
1267
|
|
1268 case IMAGE_NOTHING:
|
|
1269 /* nothing is as nothing does */
|
|
1270 break;
|
|
1271
|
|
1272 default:
|
|
1273 abort ();
|
|
1274 }
|
|
1275
|
|
1276 xpos += rb->width;
|
|
1277 elt++;
|
|
1278 }
|
|
1279 else
|
|
1280 abort ();
|
|
1281 }
|
|
1282 }
|
|
1283
|
|
1284 if (Dynarr_length (buf))
|
|
1285 mswindows_output_string (w, dl, buf, xpos, 0, start_pixpos, width, findex);
|
|
1286
|
|
1287 if (dl->modeline
|
|
1288 && !EQ (Qzero, w->modeline_shadow_thickness)
|
|
1289 && (f->clear
|
|
1290 || f->windows_structure_changed
|
|
1291 || w->shadow_thickness_changed))
|
|
1292 mswindows_bevel_modeline (w, dl);
|
|
1293
|
|
1294 Dynarr_free (buf);
|
|
1295 }
|
|
1296
|
|
1297
|
|
1298 /*****************************************************************************
|
|
1299 mswindows_output_vertical_divider
|
|
1300
|
284
|
1301 Draw a vertical divider down the right side of the given window.
|
213
|
1302 ****************************************************************************/
|
|
1303 static void
|
284
|
1304 mswindows_output_vertical_divider (struct window *w, int clear_unused)
|
213
|
1305 {
|
|
1306 struct frame *f = XFRAME (w->frame);
|
|
1307 RECT rect;
|
284
|
1308 int spacing = XINT (w->vertical_divider_spacing);
|
|
1309 int shadow = XINT (w->vertical_divider_shadow_thickness);
|
|
1310 int abs_shadow = abs (shadow);
|
|
1311 int line_width = XINT (w->vertical_divider_line_width);
|
|
1312 int div_left = WINDOW_RIGHT (w) - window_divider_width (w);
|
213
|
1313
|
284
|
1314 /* Clear left and right spacing areas */
|
|
1315 if (spacing)
|
|
1316 {
|
|
1317 rect.top = WINDOW_TOP (w);
|
|
1318 rect.bottom = WINDOW_BOTTOM (w);
|
|
1319 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil,
|
|
1320 WINDOW_FACE_CACHEL_BACKGROUND (w, DEFAULT_INDEX), Qnil);
|
|
1321 rect.right = WINDOW_RIGHT (w);
|
|
1322 rect.left = rect.right - spacing;
|
|
1323 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE,
|
|
1324 &rect, NULL, 0, NULL);
|
|
1325 rect.left = div_left;
|
|
1326 rect.right = div_left + spacing;
|
|
1327 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE,
|
|
1328 &rect, NULL, 0, NULL);
|
|
1329 }
|
|
1330
|
|
1331 /* Clear divider face */
|
|
1332 rect.top = WINDOW_TOP (w) + abs_shadow;
|
|
1333 rect.bottom = WINDOW_BOTTOM (w) - abs_shadow;
|
|
1334 rect.left = div_left + spacing + abs_shadow;
|
|
1335 rect.right = rect.left + line_width;
|
|
1336 if (rect.left < rect.right)
|
|
1337 {
|
|
1338 face_index div_face
|
|
1339 = get_builtin_face_cache_index (w, Vvertical_divider_face);
|
|
1340 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil,
|
|
1341 WINDOW_FACE_CACHEL_BACKGROUND (w, div_face), Qnil);
|
|
1342 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE,
|
|
1343 &rect, NULL, 0, NULL);
|
|
1344 }
|
213
|
1345
|
284
|
1346 /* Draw a shadow around the divider */
|
|
1347 if (shadow != 0)
|
|
1348 {
|
380
|
1349 /* #### This will be fixed to support arbitrary thickness */
|
284
|
1350 InflateRect (&rect, abs_shadow, abs_shadow);
|
|
1351 DrawEdge (FRAME_MSWINDOWS_DC (f), &rect,
|
|
1352 shadow > 0 ? EDGE_RAISED : EDGE_SUNKEN, BF_RECT);
|
|
1353 }
|
213
|
1354 }
|
|
1355
|
|
1356 /****************************************************************************
|
|
1357 mswindows_text_width
|
|
1358
|
|
1359 Given a string and a face, return the string's length in pixels when
|
|
1360 displayed in the font associated with the face.
|
|
1361 ****************************************************************************/
|
|
1362 static int
|
251
|
1363 mswindows_text_width (struct frame *f, struct face_cachel *cachel,
|
|
1364 CONST Emchar *str, Charcount len)
|
213
|
1365 {
|
|
1366 int width_so_far = 0;
|
|
1367 unsigned char *text_storage = (unsigned char *) alloca (2 * len);
|
|
1368 textual_run *runs = alloca_array (textual_run, len);
|
|
1369 int nruns;
|
|
1370 int i;
|
|
1371
|
|
1372 nruns = separate_textual_runs (text_storage, runs, str, len);
|
|
1373
|
|
1374 for (i = 0; i < nruns; i++)
|
251
|
1375 width_so_far += mswindows_text_width_single_run (FRAME_MSWINDOWS_DC (f),
|
|
1376 cachel, runs + i);
|
213
|
1377
|
|
1378 return width_so_far;
|
|
1379 }
|
|
1380
|
|
1381
|
|
1382 /****************************************************************************
|
|
1383 mswindows_clear_region
|
|
1384
|
|
1385 Clear the area in the box defined by the given parameters using the
|
|
1386 given face.
|
|
1387 ****************************************************************************/
|
|
1388 static void
|
|
1389 mswindows_clear_region (Lisp_Object locale, face_index findex, int x, int y,
|
|
1390 int width, int height)
|
|
1391 {
|
|
1392 struct window *w;
|
|
1393 struct frame *f;
|
|
1394 Lisp_Object background_pixmap = Qunbound;
|
|
1395 Lisp_Object temp;
|
|
1396 RECT rect = { x, y, x+width, y+height };
|
|
1397
|
|
1398 if (!(width && height)) /* We often seem to get called with width==0 */
|
|
1399 return;
|
|
1400
|
|
1401 if (WINDOWP (locale))
|
|
1402 {
|
|
1403 w = XWINDOW (locale);
|
|
1404 f = XFRAME (w->frame);
|
|
1405 }
|
|
1406 else if (FRAMEP (locale))
|
|
1407 {
|
|
1408 w = NULL;
|
|
1409 f = XFRAME (locale);
|
|
1410 }
|
|
1411 else
|
|
1412 abort ();
|
|
1413
|
|
1414 if (w)
|
|
1415 {
|
|
1416 temp = WINDOW_FACE_CACHEL_BACKGROUND_PIXMAP (w, findex);
|
|
1417
|
|
1418 if (IMAGE_INSTANCEP (temp)
|
|
1419 && IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (temp)))
|
|
1420 {
|
|
1421 /* #### maybe we could implement such that a string
|
|
1422 can be a background pixmap? */
|
|
1423 background_pixmap = temp;
|
|
1424 }
|
|
1425 }
|
|
1426 else
|
|
1427 {
|
|
1428 temp = FACE_BACKGROUND_PIXMAP (Vdefault_face, locale);
|
|
1429
|
|
1430 if (IMAGE_INSTANCEP (temp)
|
|
1431 && IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (temp)))
|
|
1432 {
|
|
1433 background_pixmap = temp;
|
|
1434 }
|
|
1435 }
|
|
1436
|
|
1437 if (!UNBOUNDP (background_pixmap))
|
|
1438 {
|
284
|
1439 Lisp_Object fcolor, bcolor;
|
|
1440
|
|
1441 if (w)
|
|
1442 {
|
|
1443 fcolor = WINDOW_FACE_CACHEL_FOREGROUND (w, findex);
|
|
1444 bcolor = WINDOW_FACE_CACHEL_BACKGROUND (w, findex);
|
|
1445 }
|
|
1446 else
|
|
1447 {
|
|
1448 fcolor = FACE_FOREGROUND (Vdefault_face, locale);
|
|
1449 bcolor = FACE_BACKGROUND (Vdefault_face, locale);
|
|
1450 }
|
|
1451
|
|
1452 mswindows_update_dc (FRAME_MSWINDOWS_DC (f),
|
|
1453 Qnil, fcolor, bcolor, background_pixmap);
|
|
1454
|
288
|
1455 mswindows_output_dibitmap_region
|
|
1456 ( f, XIMAGE_INSTANCE (background_pixmap),
|
|
1457 x, y, 0, 0, 0, 0, width, height, 0, TRUE);
|
213
|
1458 }
|
|
1459 else
|
|
1460 {
|
|
1461 Lisp_Object color = (w ? WINDOW_FACE_CACHEL_BACKGROUND (w, findex) :
|
|
1462 FACE_BACKGROUND (Vdefault_face, locale));
|
251
|
1463 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil, color, Qnil);
|
|
1464 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE, &rect, NULL, 0, NULL);
|
213
|
1465 }
|
|
1466
|
227
|
1467 #ifdef HAVE_SCROLLBARS
|
|
1468 if (WINDOWP (locale))
|
|
1469 mswindows_redisplay_deadbox_maybe (w, &rect);
|
|
1470 #endif
|
213
|
1471 }
|
|
1472
|
|
1473 /*****************************************************************************
|
|
1474 mswindows_clear_to_window_end
|
|
1475
|
|
1476 Clear the area between ypos1 and ypos2. Each margin area and the
|
|
1477 text area is handled separately since they may each have their own
|
|
1478 background color.
|
|
1479 ****************************************************************************/
|
|
1480 static void
|
|
1481 mswindows_clear_to_window_end (struct window *w, int ypos1, int ypos2)
|
|
1482 {
|
|
1483 int height = ypos2 - ypos1;
|
|
1484
|
|
1485 if (height)
|
|
1486 {
|
|
1487 struct frame *f = XFRAME (w->frame);
|
|
1488 Lisp_Object window;
|
|
1489 int bflag = (window_needs_vertical_divider (w) ? 0 : 1);
|
|
1490 layout_bounds bounds;
|
|
1491
|
|
1492 bounds = calculate_display_line_boundaries (w, bflag);
|
|
1493 XSETWINDOW (window, w);
|
|
1494
|
|
1495 if (window_is_leftmost (w))
|
|
1496 mswindows_clear_region (window, DEFAULT_INDEX, FRAME_LEFT_BORDER_START (f),
|
|
1497 ypos1, FRAME_BORDER_WIDTH (f), height);
|
|
1498
|
|
1499 if (bounds.left_in - bounds.left_out > 0)
|
|
1500 mswindows_clear_region (window,
|
|
1501 get_builtin_face_cache_index (w, Vleft_margin_face),
|
|
1502 bounds.left_out, ypos1,
|
|
1503 bounds.left_in - bounds.left_out, height);
|
|
1504
|
|
1505 if (bounds.right_in - bounds.left_in > 0)
|
|
1506 mswindows_clear_region (window, DEFAULT_INDEX, bounds.left_in, ypos1,
|
|
1507 bounds.right_in - bounds.left_in, height);
|
|
1508
|
|
1509 if (bounds.right_out - bounds.right_in > 0)
|
|
1510 mswindows_clear_region (window,
|
|
1511 get_builtin_face_cache_index (w, Vright_margin_face),
|
|
1512 bounds.right_in, ypos1,
|
|
1513 bounds.right_out - bounds.right_in, height);
|
|
1514
|
|
1515 if (window_is_rightmost (w))
|
|
1516 mswindows_clear_region (window, DEFAULT_INDEX, FRAME_RIGHT_BORDER_START (f),
|
|
1517 ypos1, FRAME_BORDER_WIDTH (f), height);
|
|
1518 }
|
|
1519
|
|
1520 }
|
|
1521
|
|
1522
|
215
|
1523 /* XXX Implement me! */
|
213
|
1524 static void
|
|
1525 mswindows_clear_frame (struct frame *f)
|
|
1526 {
|
215
|
1527 GdiFlush();
|
213
|
1528 }
|
|
1529
|
|
1530
|
|
1531
|
|
1532 /************************************************************************/
|
|
1533 /* initialization */
|
|
1534 /************************************************************************/
|
|
1535
|
|
1536 void
|
|
1537 console_type_create_redisplay_mswindows (void)
|
|
1538 {
|
|
1539 /* redisplay methods */
|
|
1540 CONSOLE_HAS_METHOD (mswindows, text_width);
|
|
1541 CONSOLE_HAS_METHOD (mswindows, output_display_block);
|
|
1542 CONSOLE_HAS_METHOD (mswindows, divider_height);
|
|
1543 CONSOLE_HAS_METHOD (mswindows, eol_cursor_width);
|
|
1544 CONSOLE_HAS_METHOD (mswindows, output_vertical_divider);
|
|
1545 CONSOLE_HAS_METHOD (mswindows, clear_to_window_end);
|
|
1546 CONSOLE_HAS_METHOD (mswindows, clear_region);
|
|
1547 CONSOLE_HAS_METHOD (mswindows, clear_frame);
|
|
1548 CONSOLE_HAS_METHOD (mswindows, output_begin);
|
|
1549 CONSOLE_HAS_METHOD (mswindows, output_end);
|
|
1550 CONSOLE_HAS_METHOD (mswindows, flash);
|
|
1551 CONSOLE_HAS_METHOD (mswindows, ring_bell);
|
|
1552 }
|