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428
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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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29 Partially rewritten for mswindows by Jonathan Harris, November 1997 for 21.0.
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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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43 #include "glyphs-msw.h"
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44 #include "gutter.h"
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45 #include "redisplay.h"
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46 #include "sysdep.h"
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47 #include "window.h"
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48
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49 #include "windows.h"
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50 #ifdef MULE
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51 #include "mule-ccl.h"
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52 #include "mule-charset.h"
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53 #endif
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54
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55 #define MSWINDOWS_EOL_CURSOR_WIDTH 5
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56
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57 /*
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58 * Random forward declarations
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59 */
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60 static void mswindows_update_dc (HDC hdc, Lisp_Object font, Lisp_Object fg,
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61 Lisp_Object bg, Lisp_Object bg_pmap);
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62 static void mswindows_output_vertical_divider (struct window *w, int clear);
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63 static void mswindows_redraw_exposed_windows (Lisp_Object window, int x,
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64 int y, int width, int height);
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65 static void mswindows_output_dibitmap (struct frame *f,
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66 struct Lisp_Image_Instance *p,
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67 struct display_box* db,
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68 struct display_glyph_area* dga);
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69
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70 typedef struct textual_run
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71 {
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72 Lisp_Object charset;
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73 unsigned char *ptr;
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74 int len;
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75 int dimension;
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76 } textual_run;
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77
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78 /* Separate out the text in DYN into a series of textual runs of a
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79 particular charset. Also convert the characters as necessary into
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80 the format needed by XDrawImageString(), XDrawImageString16(), et
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81 al. (This means converting to one or two byte format, possibly
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82 tweaking the high bits, and possibly running a CCL program.) You
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83 must pre-allocate the space used and pass it in. (This is done so
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84 you can alloca() the space.) You need to allocate (2 * len) bytes
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85 of TEXT_STORAGE and (len * sizeof (textual_run)) bytes of
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86 RUN_STORAGE, where LEN is the length of the dynarr.
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87
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88 Returns the number of runs actually used. */
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89
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90 static int
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91 separate_textual_runs (unsigned char *text_storage,
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92 textual_run *run_storage,
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93 CONST Emchar *str, Charcount len)
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94 {
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95 Lisp_Object prev_charset = Qunbound; /* not Qnil because that is a
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96 possible valid charset when
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97 MULE is not defined */
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98 int runs_so_far = 0;
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99 int i;
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100 #ifdef MULE
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101 struct ccl_program char_converter;
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102 int need_ccl_conversion = 0;
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103 #endif
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104
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105 for (i = 0; i < len; i++)
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106 {
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107 Emchar ch = str[i];
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108 Lisp_Object charset;
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109 int byte1, byte2;
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110 int dimension;
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111 int graphic;
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112
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113 BREAKUP_CHAR (ch, charset, byte1, byte2);
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114 dimension = XCHARSET_DIMENSION (charset);
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115 graphic = XCHARSET_GRAPHIC (charset);
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116
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117 if (!EQ (charset, prev_charset))
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118 {
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119 run_storage[runs_so_far].ptr = text_storage;
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120 run_storage[runs_so_far].charset = charset;
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121 run_storage[runs_so_far].dimension = dimension;
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122
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123 if (runs_so_far)
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124 {
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125 run_storage[runs_so_far - 1].len =
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126 text_storage - run_storage[runs_so_far - 1].ptr;
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127 if (run_storage[runs_so_far - 1].dimension == 2)
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128 run_storage[runs_so_far - 1].len >>= 1;
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129 }
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130 runs_so_far++;
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131 prev_charset = charset;
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132 #ifdef MULE
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133 {
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134 Lisp_Object ccl_prog = XCHARSET_CCL_PROGRAM (charset);
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135 need_ccl_conversion = !NILP (ccl_prog);
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136 if (need_ccl_conversion)
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137 setup_ccl_program (&char_converter, ccl_prog);
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138 }
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139 #endif
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140 }
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141
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142 if (graphic == 0)
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143 {
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144 byte1 &= 0x7F;
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145 byte2 &= 0x7F;
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146 }
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147 else if (graphic == 1)
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148 {
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149 byte1 |= 0x80;
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150 byte2 |= 0x80;
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151 }
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152 #ifdef MULE
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153 if (need_ccl_conversion)
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154 {
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155 char_converter.reg[0] = XCHARSET_ID (charset);
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156 char_converter.reg[1] = byte1;
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157 char_converter.reg[2] = byte2;
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158 char_converter.ic = 0; /* start at beginning each time */
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159 ccl_driver (&char_converter, 0, 0, 0, 0, CCL_MODE_ENCODING);
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160 byte1 = char_converter.reg[1];
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161 byte2 = char_converter.reg[2];
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162 }
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163 #endif
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164 *text_storage++ = (unsigned char) byte1;
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165 if (dimension == 2)
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166 *text_storage++ = (unsigned char) byte2;
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167 }
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168
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169 if (runs_so_far)
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170 {
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171 run_storage[runs_so_far - 1].len =
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172 text_storage - run_storage[runs_so_far - 1].ptr;
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173 if (run_storage[runs_so_far - 1].dimension == 2)
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174 run_storage[runs_so_far - 1].len >>= 1;
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175 }
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176
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177 return runs_so_far;
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178 }
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179
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180
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181 static int
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182 mswindows_text_width_single_run (HDC hdc, struct face_cachel *cachel,
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183 textual_run *run)
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184 {
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185 Lisp_Object font_inst = FACE_CACHEL_FONT (cachel, run->charset);
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186 struct Lisp_Font_Instance *fi = XFONT_INSTANCE (font_inst);
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187 SIZE size;
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188
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189 if (!fi->proportional_p || !hdc)
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190 return (fi->width * run->len);
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191 else
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192 {
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193 assert(run->dimension == 1); /* #### FIXME! */
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194 mswindows_update_dc (hdc, font_inst, Qnil, Qnil, Qnil);
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195 GetTextExtentPoint32 (hdc, run->ptr, run->len, &size);
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196 return(size.cx);
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197 }
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198 }
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199
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200
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201 /*****************************************************************************
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202 mswindows_update_dc
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203
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204 Given a number of parameters munge the DC so it has those properties.
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205 ****************************************************************************/
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206 static void
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207 mswindows_update_dc (HDC hdc, Lisp_Object font, Lisp_Object fg,
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208 Lisp_Object bg, Lisp_Object bg_pmap)
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209 {
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210 if (!NILP (font))
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211 SelectObject(hdc, FONT_INSTANCE_MSWINDOWS_HFONT (XFONT_INSTANCE (font)));
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212
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213
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214 if (!NILP (fg))
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215 {
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216 SetTextColor (hdc, COLOR_INSTANCE_MSWINDOWS_COLOR
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217 (XCOLOR_INSTANCE (fg)));
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218 }
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219 if (!NILP (bg))
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220 {
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221 SetBkMode (hdc, OPAQUE);
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222 SetBkColor (hdc, COLOR_INSTANCE_MSWINDOWS_COLOR (XCOLOR_INSTANCE (bg)));
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223 }
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224 else
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225 {
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226 SetBkMode (hdc, TRANSPARENT);
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227 }
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228 }
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229
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230
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231 /*****************************************************************************
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232 mswindows_apply_face_effects
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233
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234 Draw underline and strikeout as if this was X.
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235 #### On mswindows this really should be done as part of drawing the font.
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236 The line width used is chosen arbitrarily from the font height.
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237 ****************************************************************************/
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238 static void
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239 mswindows_apply_face_effects (HDC hdc, struct display_line *dl, int xpos,
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240 int width, struct Lisp_Font_Instance *fi,
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241 struct face_cachel *cachel,
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242 struct face_cachel *color_cachel)
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243 {
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244 int yclip;
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245 HBRUSH brush, oldbrush;
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246 RECT rect;
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247
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248 brush = CreateSolidBrush (COLOR_INSTANCE_MSWINDOWS_COLOR (
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249 XCOLOR_INSTANCE (color_cachel->foreground)));
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250 if (brush)
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251 {
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252 yclip = dl->ypos + dl->descent - dl->clip;
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253 rect.left = xpos;
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254 rect.right = xpos + width;
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255 oldbrush = SelectObject (hdc, brush);
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256
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257 if (cachel->underline)
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258 {
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259 rect.top = dl->ypos + dl->descent/2;
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260 rect.bottom = rect.top + (fi->height >= 0x20 ? 2 : 1);
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261 if (rect.bottom <= yclip)
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262 FillRect (hdc, &rect, brush);
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263 }
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264 if (cachel->strikethru)
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265 {
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266 rect.top = dl->ypos + dl->descent - (dl->ascent + dl->descent)/2;
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267 rect.bottom = rect.top + (fi->height >= 0x20 ? 2 : 1);
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268 if (rect.bottom <= yclip)
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269 FillRect (hdc, &rect, brush);
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270 }
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271
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272 SelectObject (hdc, oldbrush);
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273 DeleteObject (brush);
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274 }
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275 }
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276
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277
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278 /*****************************************************************************
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279 mswindows_output_hline
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280
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281 Output a horizontal line in the foreground of its face.
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282 ****************************************************************************/
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283 static void
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284 mswindows_output_hline (struct window *w, struct display_line *dl, struct rune *rb)
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285 { /* XXX Implement me */
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286 }
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287
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288
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289 /*****************************************************************************
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290 mswindows_output_blank
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291
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292 Output a blank by clearing the area it covers in the background color
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293 of its face.
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294 ****************************************************************************/
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295 static void
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296 mswindows_output_blank (struct window *w, struct display_line *dl,
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297 struct rune *rb, int start_pixpos)
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298 {
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299 struct frame *f = XFRAME (w->frame);
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300 RECT rect = { rb->xpos, DISPLAY_LINE_YPOS (dl),
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301 rb->xpos+rb->width,
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302 DISPLAY_LINE_YEND (dl) };
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303 struct face_cachel *cachel = WINDOW_FACE_CACHEL (w, rb->findex);
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304
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305 Lisp_Object bg_pmap = WINDOW_FACE_CACHEL_BACKGROUND_PIXMAP (w, rb->findex);
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306
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307 /* Unmap all subwindows in the area we are going to blank. */
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308 redisplay_unmap_subwindows_maybe (f, rb->xpos, DISPLAY_LINE_YPOS (dl),
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309 rb->width, DISPLAY_LINE_HEIGHT (dl));
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310
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311 if (!IMAGE_INSTANCEP (bg_pmap)
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312 || !IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (bg_pmap)))
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313 bg_pmap = Qnil;
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314
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315 if (!NILP(bg_pmap))
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316 {
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317 struct display_box db;
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318 struct display_glyph_area dga;
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319 redisplay_calculate_display_boxes (dl, rb->xpos,
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320 /*rb->object.dglyph.xoffset*/ 0,
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321 start_pixpos, rb->width,
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322 &db, &dga);
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323 /* blank the background in the appropriate color */
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324 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, cachel->foreground,
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325 cachel->background, Qnil);
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326 redisplay_output_pixmap (w, bg_pmap, &db, &dga, rb->findex,
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327 0, 0, 0, TRUE);
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328 }
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329 else
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330 {
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331 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil,
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332 cachel->background, Qnil);
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333
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334 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE,
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335 &rect, NULL, 0, NULL);
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336 }
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337 }
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338
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339
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340 /*****************************************************************************
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341 mswindows_output_cursor
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342
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343 Draw a normal or end-of-line cursor. The end-of-line cursor is
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344 narrower than the normal cursor.
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345 ****************************************************************************/
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346 static void
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347 mswindows_output_cursor (struct window *w, struct display_line *dl, int xpos,
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348 int width, face_index findex, Emchar ch, int image_p)
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349 {
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350 struct frame *f = XFRAME (w->frame);
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351 struct device *d = XDEVICE (f->device);
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352 struct face_cachel *cachel=0;
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353 Lisp_Object font = Qnil;
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354 int focus = EQ (w->frame, DEVICE_FRAME_WITH_FOCUS_REAL (d));
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355 HDC hdc = FRAME_MSWINDOWS_DC (f);
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356 unsigned int face_index=0;
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357 char *p_char = NULL;
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358 int n_char = 0;
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359 RECT rect = { xpos,
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360 DISPLAY_LINE_YPOS (dl),
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361 xpos + width,
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362 DISPLAY_LINE_YEND (dl) };
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363 Lisp_Object bar = symbol_value_in_buffer (Qbar_cursor,
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364 WINDOW_BUFFER (w));
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365 int bar_p = image_p || !NILP (bar);
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366 int cursor_p = !NILP (w->text_cursor_visible_p);
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367 int real_char_p = ch != 0;
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368
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369 /* Unmap all subwindows in the area we are going to blank. */
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370 redisplay_unmap_subwindows_maybe (f, xpos, DISPLAY_LINE_YPOS (dl),
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371 width, DISPLAY_LINE_HEIGHT (dl));
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372
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373 if (real_char_p)
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374 {
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375 /* Use the font from the underlying character */
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376 cachel = WINDOW_FACE_CACHEL (w, findex);
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377
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378 /* #### MULE: Need to know the charset! */
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379 font = FACE_CACHEL_FONT (cachel, Vcharset_ascii);
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380 }
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381
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382 if ((focus || bar_p) && real_char_p)
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383 {
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384 p_char = (char*) &ch;
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385 n_char = 1;
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386 }
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387
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388 if (!image_p)
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389 {
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390 struct face_cachel *color_cachel;
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391
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392 /* Use cursor fg/bg for block cursor, or character fg/bg for the bar
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393 or when we need to erase the cursor. Output nothing at eol if bar
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394 cursor */
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395 face_index = get_builtin_face_cache_index (w, Vtext_cursor_face);
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396 color_cachel = WINDOW_FACE_CACHEL (w, ((!cursor_p || bar_p) ?
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397 findex : face_index));
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398 mswindows_update_dc (hdc, font, color_cachel->foreground,
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|
399 color_cachel->background, Qnil);
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|
|
400 ExtTextOut (hdc, xpos, dl->ypos, ETO_OPAQUE|ETO_CLIPPED, &rect, p_char, n_char, NULL);
|
|
|
401 if (real_char_p && (cachel->underline || cachel->strikethru))
|
|
|
402 mswindows_apply_face_effects (hdc, dl, xpos, width,
|
|
|
403 XFONT_INSTANCE (font),
|
|
|
404 cachel, color_cachel);
|
|
|
405 }
|
|
|
406
|
|
|
407 if (!cursor_p)
|
|
|
408 return;
|
|
|
409
|
|
|
410 if (focus && bar_p)
|
|
|
411 {
|
|
|
412 rect.right = rect.left + (EQ (bar, Qt) ? 1 : min (2, width));
|
|
|
413 face_index = get_builtin_face_cache_index (w, Vtext_cursor_face);
|
|
|
414 cachel = WINDOW_FACE_CACHEL (w, face_index);
|
|
|
415 mswindows_update_dc (hdc, Qnil, Qnil, cachel->background, Qnil);
|
|
|
416 ExtTextOut (hdc, xpos, dl->ypos, ETO_OPAQUE, &rect, NULL, 0, NULL);
|
|
|
417 }
|
|
|
418 else if (!focus)
|
|
|
419 {
|
|
|
420 /* Now have real character drawn in its own color. We deflate
|
|
|
421 the rectangle so character cell will be bounded by the
|
|
|
422 previously drawn cursor shape */
|
|
|
423 InflateRect (&rect, -1, -1);
|
|
|
424
|
|
|
425 if (real_char_p)
|
|
|
426 {
|
|
|
427 p_char = (char*) &ch;
|
|
|
428 n_char = 1;
|
|
|
429 }
|
|
|
430
|
|
|
431 face_index = get_builtin_face_cache_index (w, Vdefault_face);
|
|
|
432 cachel = WINDOW_FACE_CACHEL (w, (real_char_p ? findex : face_index));
|
|
|
433 mswindows_update_dc (hdc, Qnil, cachel->foreground,
|
|
|
434 cachel->background, Qnil);
|
|
|
435 ExtTextOut (hdc, xpos, dl->ypos, ETO_OPAQUE | ETO_CLIPPED,
|
|
|
436 &rect, p_char, n_char, NULL);
|
|
|
437 if (cachel->underline || cachel->strikethru)
|
|
|
438 mswindows_apply_face_effects (hdc, dl, xpos+1, width-2,
|
|
|
439 XFONT_INSTANCE (font),
|
|
|
440 cachel, cachel);
|
|
|
441 }
|
|
|
442 }
|
|
|
443
|
|
|
444
|
|
|
445 /*****************************************************************************
|
|
|
446 mswindows_output_string
|
|
|
447
|
|
|
448 Given a string and a starting position, output that string in the
|
|
|
449 given face.
|
|
|
450 Correctly handles multiple charsets in the string.
|
|
|
451
|
|
|
452 The meaning of the parameters is something like this:
|
|
|
453
|
|
|
454 W Window that the text is to be displayed in.
|
|
|
455 DL Display line that this text is on. The values in the
|
|
|
456 structure are used to determine the vertical position and
|
|
|
457 clipping range of the text.
|
|
|
458 BUF Dynamic array of Emchars specifying what is actually to be
|
|
|
459 drawn.
|
|
|
460 XPOS X position in pixels where the text should start being drawn.
|
|
|
461 XOFFSET Number of pixels to be chopped off the left side of the
|
|
|
462 text. The effect is as if the text were shifted to the
|
|
|
463 left this many pixels and clipped at XPOS.
|
|
|
464 CLIP_START Clip everything left of this X position.
|
|
|
465 WIDTH Clip everything right of XPOS + WIDTH.
|
|
|
466 FINDEX Index for the face cache element describing how to display
|
|
|
467 the text.
|
|
|
468 ****************************************************************************/
|
|
|
469 void
|
|
|
470 mswindows_output_string (struct window *w, struct display_line *dl,
|
|
|
471 Emchar_dynarr *buf, int xpos, int xoffset, int clip_start,
|
|
|
472 int width, face_index findex,
|
|
|
473 int cursor, int cursor_start, int cursor_width,
|
|
|
474 int cursor_height)
|
|
|
475 {
|
|
|
476 struct frame *f = XFRAME (w->frame);
|
|
|
477 /* struct device *d = XDEVICE (f->device);*/
|
|
|
478 Lisp_Object window;
|
|
|
479 HDC hdc = FRAME_MSWINDOWS_DC (f);
|
|
|
480 int clip_end;
|
|
|
481 Lisp_Object bg_pmap;
|
|
|
482 int len = Dynarr_length (buf);
|
|
|
483 unsigned char *text_storage = (unsigned char *) alloca (2 * len);
|
|
|
484 textual_run *runs = alloca_array (textual_run, len);
|
|
|
485 int nruns;
|
|
|
486 int i, height;
|
|
|
487 RECT rect;
|
|
|
488 struct face_cachel *cachel = WINDOW_FACE_CACHEL (w, findex);
|
|
|
489
|
|
|
490 XSETWINDOW (window, w);
|
|
|
491
|
|
|
492 #if 0 /* #### FIXME? */
|
|
|
493 /* We can't work out the width before we've set the font in the DC */
|
|
|
494 if (width < 0)
|
|
|
495 width = mswindows_text_width (cachel, Dynarr_atp (buf, 0), Dynarr_length (buf));
|
|
|
496 #else
|
|
|
497 assert(width>=0);
|
|
|
498 #endif
|
|
|
499
|
|
|
500 /* Regularize the variables passed in. */
|
|
|
501 if (clip_start < xpos)
|
|
|
502 clip_start = xpos;
|
|
|
503 clip_end = xpos + width;
|
|
|
504 if (clip_start >= clip_end)
|
|
|
505 /* It's all clipped out. */
|
|
|
506 return;
|
|
|
507
|
|
|
508 xpos -= xoffset;
|
|
|
509
|
|
|
510 /* sort out the destination rectangle */
|
|
|
511 height = DISPLAY_LINE_HEIGHT (dl);
|
|
|
512 rect.left = clip_start;
|
|
|
513 rect.top = DISPLAY_LINE_YPOS (dl);
|
|
|
514 rect.right = clip_end;
|
|
|
515 rect.bottom = rect.top + height;
|
|
|
516
|
|
|
517 /* make sure the area we are about to display is subwindow free. */
|
|
|
518 redisplay_unmap_subwindows_maybe (f, clip_start, DISPLAY_LINE_YPOS (dl),
|
|
|
519 clip_end - clip_start, DISPLAY_LINE_HEIGHT (dl));
|
|
|
520
|
|
|
521 /* output the background pixmap if there is one */
|
|
|
522 bg_pmap = cachel->background_pixmap;
|
|
|
523 if (!IMAGE_INSTANCEP (bg_pmap)
|
|
|
524 || !IMAGE_INSTANCE_PIXMAP_TYPE_P (XIMAGE_INSTANCE (bg_pmap)))
|
|
|
525 bg_pmap = Qnil;
|
|
|
526
|
|
|
527 if (!NILP(bg_pmap))
|
|
|
528 {
|
|
|
529 struct display_box db;
|
|
|
530 struct display_glyph_area dga;
|
|
|
531 redisplay_calculate_display_boxes (dl, xpos + xoffset, 0,
|
|
|
532 clip_start, width, &db, &dga);
|
|
|
533 /* blank the background in the appropriate color */
|
|
|
534 mswindows_update_dc (hdc, Qnil, cachel->foreground,
|
|
|
535 cachel->background, Qnil);
|
|
|
536 redisplay_output_pixmap (w, bg_pmap, &db, &dga, findex,
|
|
|
537 0, 0, 0, TRUE);
|
|
|
538 /* output pixmap calls this so we have to recall to get correct
|
|
|
539 references */
|
|
|
540 cachel = WINDOW_FACE_CACHEL (w, findex);
|
|
|
541 }
|
|
|
542
|
|
|
543 nruns = separate_textual_runs (text_storage, runs, Dynarr_atp (buf, 0),
|
|
|
544 Dynarr_length (buf));
|
|
|
545
|
|
|
546 for (i = 0; i < nruns; i++)
|
|
|
547 {
|
|
|
548 Lisp_Object font = FACE_CACHEL_FONT (cachel, runs[i].charset);
|
|
|
549 struct Lisp_Font_Instance *fi = XFONT_INSTANCE (font);
|
|
|
550 int this_width;
|
|
|
551
|
|
|
552 if (EQ (font, Vthe_null_font_instance))
|
|
|
553 continue;
|
|
|
554
|
|
|
555 mswindows_update_dc (hdc, font, cachel->foreground,
|
|
|
556 NILP(bg_pmap) ? cachel->background : Qnil, Qnil);
|
|
|
557
|
|
|
558 this_width = mswindows_text_width_single_run (hdc, cachel, runs + i);
|
|
|
559
|
|
|
560 /* cope with fonts taller than lines */
|
|
|
561 if ((int) fi->height < (int) (height + dl->clip + dl->top_clip))
|
|
|
562 {
|
|
|
563 int clear_start = max (xpos, clip_start);
|
|
|
564 int clear_end = min (xpos + this_width, clip_end);
|
|
|
565
|
|
|
566 {
|
|
|
567 redisplay_clear_region (window, findex, clear_start,
|
|
|
568 DISPLAY_LINE_YPOS (dl),
|
|
|
569 clear_end - clear_start,
|
|
|
570 height);
|
|
|
571 /* output pixmap calls this so we have to recall to get correct
|
|
|
572 references */
|
|
|
573 cachel = WINDOW_FACE_CACHEL (w, findex);
|
|
|
574 }
|
|
|
575 }
|
|
|
576
|
|
|
577 assert (runs[i].dimension == 1); /* #### FIXME: Broken when Mule? */
|
|
|
578 ExtTextOut (hdc, xpos, dl->ypos,
|
|
|
579 NILP(bg_pmap) ? ETO_CLIPPED | ETO_OPAQUE : ETO_CLIPPED,
|
|
|
580 &rect, (char *) runs[i].ptr, runs[i].len, NULL);
|
|
|
581
|
|
|
582 /* #### X does underline/strikethrough here so we do the same.
|
|
|
583 On mswindows, underline/strikethrough really belongs to the font */
|
|
|
584 if (cachel->underline || cachel->strikethru)
|
|
|
585 mswindows_apply_face_effects (hdc, dl, xpos, this_width, fi,
|
|
|
586 cachel, cachel);
|
|
|
587 xpos += this_width;
|
|
|
588 }
|
|
|
589 }
|
|
|
590
|
|
|
591 static void
|
|
|
592 mswindows_output_dibitmap (struct frame *f, struct Lisp_Image_Instance *p,
|
|
|
593 struct display_box* db,
|
|
|
594 struct display_glyph_area* dga)
|
|
|
595 {
|
|
|
596 HDC hdc = FRAME_MSWINDOWS_DC (f);
|
|
|
597 HGDIOBJ old=NULL;
|
|
|
598 COLORREF bgcolor = GetBkColor (hdc);
|
|
|
599
|
|
|
600 /* first blt the mask */
|
|
|
601 if (IMAGE_INSTANCE_MSWINDOWS_MASK (p))
|
|
|
602 {
|
|
|
603 RGBQUAD col;
|
|
|
604 col.rgbBlue = GetBValue (bgcolor);
|
|
|
605 col.rgbRed = GetRValue (bgcolor);
|
|
|
606 col.rgbGreen = GetGValue (bgcolor);
|
|
|
607 col.rgbReserved = 0;
|
|
|
608
|
|
|
609 old = SelectObject (FRAME_MSWINDOWS_CDC (f),
|
|
|
610 IMAGE_INSTANCE_MSWINDOWS_MASK (p));
|
|
|
611
|
|
|
612 SetDIBColorTable (FRAME_MSWINDOWS_CDC (f), 1, 1, &col);
|
|
|
613
|
|
|
614 BitBlt (hdc,
|
|
|
615 db->xpos, db->ypos,
|
|
|
616 dga->width, dga->height,
|
|
|
617 FRAME_MSWINDOWS_CDC (f),
|
|
|
618 dga->xoffset, dga->yoffset,
|
|
|
619 SRCCOPY);
|
|
|
620
|
|
|
621 SelectObject (FRAME_MSWINDOWS_CDC (f), old);
|
|
|
622 }
|
|
|
623
|
|
|
624 /* Now blt the bitmap itself, or one of its slices. */
|
|
|
625 old = SelectObject (FRAME_MSWINDOWS_CDC (f),
|
|
|
626 IMAGE_INSTANCE_MSWINDOWS_BITMAP_SLICE
|
|
|
627 (p, IMAGE_INSTANCE_PIXMAP_SLICE (p)));
|
|
|
628
|
|
|
629 BitBlt (hdc,
|
|
|
630 db->xpos, db->ypos,
|
|
|
631 dga->width, dga->height,
|
|
|
632 FRAME_MSWINDOWS_CDC (f),
|
|
|
633 dga->xoffset, dga->yoffset,
|
|
|
634 IMAGE_INSTANCE_MSWINDOWS_MASK (p) ? SRCINVERT : SRCCOPY);
|
|
|
635
|
|
|
636 SelectObject (FRAME_MSWINDOWS_CDC (f),old);
|
|
|
637 }
|
|
|
638
|
|
|
639 /* X gc's have this nice property that setting the bg pixmap will
|
|
|
640 * output it offset relative to the window. Windows doesn't have this
|
|
|
641 * feature so we have to emulate this by outputting multiple pixmaps.
|
|
|
642 * This is only used for background pixmaps. Normal pixmaps are
|
|
|
643 * outputted once and are scrollable */
|
|
|
644 static void
|
|
|
645 mswindows_output_dibitmap_region (struct frame *f,
|
|
|
646 struct Lisp_Image_Instance *p,
|
|
|
647 struct display_box *db,
|
|
|
648 struct display_glyph_area *dga)
|
|
|
649 {
|
|
|
650 struct display_box xdb = { db->xpos, db->ypos, db->width, db->height };
|
|
|
651 struct display_glyph_area xdga
|
|
|
652 = { 0, 0, IMAGE_INSTANCE_PIXMAP_WIDTH (p),
|
|
|
653 IMAGE_INSTANCE_PIXMAP_HEIGHT (p) };
|
|
|
654 int pxoffset = 0, pyoffset = 0;
|
|
|
655
|
|
|
656 if (dga)
|
|
|
657 {
|
|
|
658 xdga.width = dga->width;
|
|
|
659 xdga.height = dga->height;
|
|
|
660 }
|
|
|
661 else if (!redisplay_normalize_glyph_area (&xdb, &xdga))
|
|
|
662 return;
|
|
|
663
|
|
|
664 /* when doing a bg pixmap do a partial pixmap first so that we
|
|
|
665 blt whole pixmaps thereafter */
|
|
|
666 xdga.height = min (xdga.height, IMAGE_INSTANCE_PIXMAP_HEIGHT (p) -
|
|
|
667 db->ypos % IMAGE_INSTANCE_PIXMAP_HEIGHT (p));
|
|
|
668
|
|
|
669 while (xdga.height > 0)
|
|
|
670 {
|
|
|
671 xdga.width = min (min (db->width, IMAGE_INSTANCE_PIXMAP_WIDTH (p)),
|
|
|
672 IMAGE_INSTANCE_PIXMAP_WIDTH (p) -
|
|
|
673 db->xpos % IMAGE_INSTANCE_PIXMAP_WIDTH (p));
|
|
|
674 pxoffset = 0;
|
|
|
675 while (xdga.width > 0)
|
|
|
676 {
|
|
|
677 xdb.xpos = db->xpos + pxoffset;
|
|
|
678 xdb.ypos = db->ypos + pyoffset;
|
|
|
679 /* do we need to offset the pixmap vertically? this is necessary
|
|
|
680 for background pixmaps. */
|
|
|
681 xdga.yoffset = xdb.ypos % IMAGE_INSTANCE_PIXMAP_HEIGHT (p);
|
|
|
682 xdga.xoffset = xdb.xpos % IMAGE_INSTANCE_PIXMAP_WIDTH (p);
|
|
|
683 /* the width is handled by mswindows_output_pixmap_region */
|
|
|
684 mswindows_output_dibitmap (f, p, &xdb, &xdga);
|
|
|
685 pxoffset += xdga.width;
|
|
|
686 xdga.width = min ((db->width - pxoffset),
|
|
|
687 IMAGE_INSTANCE_PIXMAP_WIDTH (p));
|
|
|
688 }
|
|
|
689 pyoffset += xdga.height;
|
|
|
690 xdga.height = min ((db->height - pyoffset),
|
|
|
691 IMAGE_INSTANCE_PIXMAP_HEIGHT (p));
|
|
|
692 }
|
|
|
693 }
|
|
|
694
|
|
|
695 /* Output a pixmap at the desired location.
|
|
|
696 DB normalized display_box.
|
|
|
697 DGA normalized display_glyph_area. */
|
|
|
698 static void
|
|
|
699 mswindows_output_pixmap (struct window *w, Lisp_Object image_instance,
|
|
|
700 struct display_box *db, struct display_glyph_area *dga,
|
|
|
701 face_index findex, int cursor_start, int cursor_width,
|
|
|
702 int cursor_height, int bg_pixmap)
|
|
|
703 {
|
|
|
704 struct frame *f = XFRAME (w->frame);
|
|
|
705 HDC hdc = FRAME_MSWINDOWS_DC (f);
|
|
|
706
|
|
|
707 struct Lisp_Image_Instance *p = XIMAGE_INSTANCE (image_instance);
|
|
|
708 Lisp_Object window;
|
|
|
709
|
|
|
710 XSETWINDOW (window, w);
|
|
|
711
|
|
|
712 /* Output the pixmap. Have to do this as many times as is required
|
|
|
713 to fill the given area */
|
|
|
714 mswindows_update_dc (hdc, Qnil,
|
|
|
715 WINDOW_FACE_CACHEL_FOREGROUND (w, findex),
|
|
|
716 WINDOW_FACE_CACHEL_BACKGROUND (w, findex), Qnil);
|
|
|
717
|
|
|
718 if (bg_pixmap)
|
|
|
719 mswindows_output_dibitmap_region (f, p, db, dga);
|
|
|
720 else
|
|
|
721 mswindows_output_dibitmap (f, p, db, dga);
|
|
|
722 }
|
|
|
723
|
|
|
724 #ifdef HAVE_SCROLLBARS
|
|
|
725 /*
|
|
|
726 * This function paints window's deadbox, a rectangle between window
|
|
|
727 * borders and two short edges of both scrollbars.
|
|
|
728 *
|
|
|
729 * Function checks whether deadbox intersects with the rectangle pointed
|
|
|
730 * to by PRC, and paints only the intersection
|
|
|
731 */
|
|
|
732 static void
|
|
|
733 mswindows_redisplay_deadbox_maybe (struct window *w, CONST RECT* prc)
|
|
|
734 {
|
|
|
735 int sbh = window_scrollbar_height (w);
|
|
|
736 int sbw = window_scrollbar_width (w);
|
|
|
737 RECT rect_dead, rect_paint;
|
|
|
738 if (sbh == 0 || sbw == 0)
|
|
|
739 return;
|
|
|
740
|
|
|
741 if (!NILP (w->scrollbar_on_left_p))
|
|
|
742 rect_dead.left = WINDOW_LEFT (w);
|
|
|
743 else
|
|
|
744 rect_dead.left = WINDOW_TEXT_RIGHT (w);
|
|
|
745 rect_dead.right = rect_dead.left + sbw;
|
|
|
746
|
|
|
747 if (!NILP (w->scrollbar_on_top_p))
|
|
|
748 rect_dead.top = WINDOW_TOP (w);
|
|
|
749 else
|
|
|
750 rect_dead.top = WINDOW_TEXT_BOTTOM (w);
|
|
|
751 rect_dead.bottom = rect_dead.top + sbh;
|
|
|
752
|
|
|
753 if (IntersectRect (&rect_paint, &rect_dead, prc))
|
|
|
754 {
|
|
|
755 struct frame *f = XFRAME (WINDOW_FRAME (w));
|
|
|
756 FillRect (FRAME_MSWINDOWS_DC (f), &rect_paint,
|
|
|
757 (HBRUSH) (COLOR_BTNFACE+1));
|
|
|
758 }
|
|
|
759 }
|
|
|
760
|
|
|
761 #endif /* HAVE_SCROLLBARS */
|
|
|
762
|
|
|
763 /*****************************************************************************
|
|
|
764 mswindows_redraw_exposed_window
|
|
|
765
|
|
|
766 Given a bounding box for an area that needs to be redrawn, determine
|
|
|
767 what parts of what lines are contained within and re-output their
|
|
|
768 contents.
|
|
|
769 Copied from redisplay-x.c
|
|
|
770 ****************************************************************************/
|
|
|
771 static void
|
|
|
772 mswindows_redraw_exposed_window (struct window *w, int x, int y, int width,
|
|
|
773 int height)
|
|
|
774 {
|
|
|
775 struct frame *f = XFRAME (w->frame);
|
|
|
776 int line;
|
|
|
777 int orig_windows_structure_changed;
|
|
|
778 RECT rect_window = { WINDOW_LEFT (w), WINDOW_TOP (w),
|
|
|
779 WINDOW_RIGHT (w), WINDOW_BOTTOM (w) };
|
|
|
780 RECT rect_expose = { x, y, x + width, y + height };
|
|
|
781 RECT rect_draw;
|
|
|
782
|
|
|
783 display_line_dynarr *cdla = window_display_lines (w, CURRENT_DISP);
|
|
|
784
|
|
|
785 if (!NILP (w->vchild))
|
|
|
786 {
|
|
|
787 mswindows_redraw_exposed_windows (w->vchild, x, y, width, height);
|
|
|
788 return;
|
|
|
789 }
|
|
|
790 else if (!NILP (w->hchild))
|
|
|
791 {
|
|
|
792 mswindows_redraw_exposed_windows (w->hchild, x, y, width, height);
|
|
|
793 return;
|
|
|
794 }
|
|
|
795
|
|
|
796 /* If the window doesn't intersect the exposed region, we're done here. */
|
|
|
797 if (!IntersectRect (&rect_draw, &rect_window, &rect_expose))
|
|
|
798 return;
|
|
|
799
|
|
|
800 /* We do this to make sure that the 3D modelines get redrawn if
|
|
|
801 they are in the exposed region. */
|
|
|
802 orig_windows_structure_changed = f->windows_structure_changed;
|
|
|
803 f->windows_structure_changed = 1;
|
|
|
804
|
|
|
805 if (window_needs_vertical_divider (w))
|
|
|
806 {
|
|
|
807 mswindows_output_vertical_divider (w, 0);
|
|
|
808 }
|
|
|
809
|
|
|
810 for (line = 0; line < Dynarr_length (cdla); line++)
|
|
|
811 {
|
|
|
812 struct display_line *cdl = Dynarr_atp (cdla, line);
|
|
|
813
|
|
|
814 if (DISPLAY_LINE_YPOS (cdl) + DISPLAY_LINE_HEIGHT (cdl)
|
|
|
815 >= rect_draw.top)
|
|
|
816 {
|
|
|
817 if (DISPLAY_LINE_YPOS (cdl) > rect_draw.bottom)
|
|
|
818 {
|
|
|
819 if (line == 0)
|
|
|
820 continue;
|
|
|
821 else
|
|
|
822 break;
|
|
|
823 }
|
|
|
824 else
|
|
|
825 {
|
|
|
826 output_display_line (w, 0, cdla, line,
|
|
|
827 rect_draw.left, rect_draw.right);
|
|
|
828 }
|
|
|
829 }
|
|
|
830 }
|
|
|
831
|
|
|
832 f->windows_structure_changed = orig_windows_structure_changed;
|
|
|
833
|
|
|
834 /* If there have never been any face cache_elements created, then this
|
|
|
835 expose event doesn't actually have anything to do. */
|
|
|
836 if (Dynarr_largest (w->face_cachels))
|
|
|
837 redisplay_clear_bottom_of_window (w, cdla, rect_draw.top, rect_draw.bottom);
|
|
|
838
|
|
|
839 #ifdef HAVE_SCROLLBARS
|
|
|
840 mswindows_redisplay_deadbox_maybe (w, &rect_expose);
|
|
|
841 #endif
|
|
|
842 }
|
|
|
843
|
|
|
844 /*****************************************************************************
|
|
|
845 mswindows_redraw_exposed_windows
|
|
|
846
|
|
|
847 For each window beneath the given window in the window hierarchy,
|
|
|
848 ensure that it is redrawn if necessary after an Expose event.
|
|
|
849 ****************************************************************************/
|
|
|
850 static void
|
|
|
851 mswindows_redraw_exposed_windows (Lisp_Object window, int x, int y, int width,
|
|
|
852 int height)
|
|
|
853 {
|
|
|
854 for (; !NILP (window); window = XWINDOW (window)->next)
|
|
|
855 mswindows_redraw_exposed_window (XWINDOW (window), x, y, width, height);
|
|
|
856 }
|
|
|
857
|
|
|
858 /*****************************************************************************
|
|
|
859 mswindows_redraw_exposed_area
|
|
|
860
|
|
|
861 For each window on the given frame, ensure that any area in the
|
|
|
862 Exposed area is redrawn.
|
|
|
863 ****************************************************************************/
|
|
|
864 void
|
|
|
865 mswindows_redraw_exposed_area (struct frame *f, int x, int y, int width, int height)
|
|
|
866 {
|
|
|
867 /* If any window on the frame has had its face cache reset then the
|
|
|
868 redisplay structures are effectively invalid. If we attempt to
|
|
|
869 use them we'll blow up. We mark the frame as changed to ensure
|
|
|
870 that redisplay will do a full update. This probably isn't
|
|
|
871 necessary but it can't hurt. */
|
|
|
872 #ifdef HAVE_TOOLBARS
|
|
|
873 /* #### We would rather put these off as well but there is currently
|
|
|
874 no combination of flags which will force an unchanged toolbar to
|
|
|
875 redraw anyhow. */
|
|
|
876 MAYBE_FRAMEMETH (f, redraw_exposed_toolbars, (f, x, y, width, height));
|
|
|
877 #endif
|
|
|
878 redraw_exposed_gutters (f, x, y, width, height);
|
|
|
879
|
|
|
880 if (!f->window_face_cache_reset)
|
|
|
881 {
|
|
|
882 mswindows_redraw_exposed_windows (f->root_window, x, y, width, height);
|
|
|
883 GdiFlush();
|
|
|
884 }
|
|
|
885 else
|
|
|
886 MARK_FRAME_CHANGED (f);
|
|
|
887 }
|
|
|
888
|
|
|
889
|
|
|
890 /*****************************************************************************
|
|
|
891 mswindows_bevel_area
|
|
|
892
|
|
|
893 Draw a 3d border around the specified area on window W.
|
|
|
894 ****************************************************************************/
|
|
|
895 static void
|
|
|
896 mswindows_bevel_area (struct window *w, face_index findex, int x, int y,
|
|
|
897 int width, int height, int thickness,
|
|
|
898 int edges, enum edge_style style)
|
|
|
899 {
|
|
|
900 struct frame *f = XFRAME (w->frame);
|
|
|
901 UINT edge;
|
|
|
902 UINT border = 0;
|
|
|
903
|
|
|
904 if (style == EDGE_ETCHED_IN)
|
|
|
905 edge = EDGE_ETCHED;
|
|
|
906 else if (style == EDGE_ETCHED_OUT)
|
|
|
907 edge = EDGE_BUMP;
|
|
|
908 else if (style == EDGE_BEVEL_IN)
|
|
|
909 {
|
|
|
910 if (thickness == 1)
|
|
|
911 edge = BDR_SUNKENINNER;
|
|
|
912 else
|
|
|
913 edge = EDGE_SUNKEN;
|
|
|
914 }
|
|
|
915 else /* EDGE_BEVEL_OUT */
|
|
|
916 {
|
|
|
917 if (thickness == 1)
|
|
|
918 edge = BDR_RAISEDINNER;
|
|
|
919 else
|
|
|
920 edge = EDGE_RAISED;
|
|
|
921 }
|
|
|
922
|
|
|
923 if (edges & EDGE_TOP)
|
|
|
924 border |= BF_TOP;
|
|
|
925 if (edges & EDGE_LEFT)
|
|
|
926 border |= BF_LEFT;
|
|
|
927 if (edges & EDGE_BOTTOM)
|
|
|
928 border |= BF_BOTTOM;
|
|
|
929 if (edges & EDGE_RIGHT)
|
|
|
930 border |= BF_RIGHT;
|
|
|
931
|
|
|
932 {
|
|
|
933 RECT rect = { x, y, x + width, y + height };
|
|
|
934 Lisp_Object color = WINDOW_FACE_CACHEL_BACKGROUND (w, findex);
|
|
|
935 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil, color, Qnil);
|
|
|
936
|
|
|
937 DrawEdge (FRAME_MSWINDOWS_DC (f), &rect, edge, border);
|
|
|
938 }
|
|
|
939 }
|
|
|
940
|
|
|
941
|
|
|
942 /*****************************************************************************
|
|
|
943 Display methods
|
|
|
944 *****************************************************************************/
|
|
|
945
|
|
|
946 /*****************************************************************************
|
|
|
947 mswindows_divider_height
|
|
|
948
|
|
|
949 Return the height of the horizontal divider.
|
|
|
950 ****************************************************************************/
|
|
|
951 static int
|
|
|
952 mswindows_divider_height (void)
|
|
|
953 {
|
|
|
954 return 1; /* XXX Copied from redisplay-X.c. What is this? */
|
|
|
955 }
|
|
|
956
|
|
|
957 /*****************************************************************************
|
|
|
958 mswindows_eol_cursor_width
|
|
|
959
|
|
|
960 Return the width of the end-of-line cursor.
|
|
|
961 ****************************************************************************/
|
|
|
962 static int
|
|
|
963 mswindows_eol_cursor_width (void)
|
|
|
964 {
|
|
|
965 return MSWINDOWS_EOL_CURSOR_WIDTH;
|
|
|
966 }
|
|
|
967
|
|
|
968 /*****************************************************************************
|
|
|
969 mswindows_output_begin
|
|
|
970
|
|
|
971 Perform any necessary initialization prior to an update.
|
|
|
972 ****************************************************************************/
|
|
|
973 static void
|
|
|
974 mswindows_output_begin (struct device *d)
|
|
|
975 {
|
|
|
976 }
|
|
|
977
|
|
|
978 /*****************************************************************************
|
|
|
979 mswindows_output_end
|
|
|
980
|
|
|
981 Perform any necessary flushing of queues when an update has completed.
|
|
|
982 ****************************************************************************/
|
|
|
983 static void
|
|
|
984 mswindows_output_end (struct device *d)
|
|
|
985 {
|
|
|
986 GdiFlush();
|
|
|
987 }
|
|
|
988
|
|
|
989 static int
|
|
|
990 mswindows_flash (struct device *d)
|
|
|
991 {
|
|
|
992 struct frame *f = device_selected_frame (d);
|
|
|
993 RECT rc;
|
|
|
994
|
|
|
995 GetClientRect (FRAME_MSWINDOWS_HANDLE (f), &rc);
|
|
|
996 InvertRect (FRAME_MSWINDOWS_DC (f), &rc);
|
|
|
997 GdiFlush ();
|
|
|
998 Sleep (25);
|
|
|
999 InvertRect (FRAME_MSWINDOWS_DC (f), &rc);
|
|
|
1000
|
|
|
1001 return 1;
|
|
|
1002 }
|
|
|
1003
|
|
|
1004 static void
|
|
|
1005 mswindows_ring_bell (struct device *d, int volume, int pitch, int duration)
|
|
|
1006 {
|
|
|
1007 /* Beep does not work at all, anyways! -kkm */
|
|
|
1008 MessageBeep (MB_OK);
|
|
|
1009 }
|
|
|
1010
|
|
|
1011 /*****************************************************************************
|
|
|
1012 mswindows_output_display_block
|
|
|
1013
|
|
|
1014 Given a display line, a block number for that start line, output all
|
|
|
1015 runes between start and end in the specified display block.
|
|
|
1016 Ripped off with minimal thought from the corresponding X routine.
|
|
|
1017 ****************************************************************************/
|
|
|
1018 static void
|
|
|
1019 mswindows_output_display_block (struct window *w, struct display_line *dl, int block,
|
|
|
1020 int start, int end, int start_pixpos, int cursor_start,
|
|
|
1021 int cursor_width, int cursor_height)
|
|
|
1022 {
|
|
|
1023 struct frame *f = XFRAME (w->frame);
|
|
|
1024 Emchar_dynarr *buf = Dynarr_new (Emchar);
|
|
|
1025 Lisp_Object window;
|
|
|
1026
|
|
|
1027 struct display_block *db = Dynarr_atp (dl->display_blocks, block);
|
|
|
1028 rune_dynarr *rba = db->runes;
|
|
|
1029 struct rune *rb;
|
|
|
1030
|
|
|
1031 int elt = start;
|
|
|
1032 face_index findex;
|
|
|
1033 int xpos, width;
|
|
|
1034 Lisp_Object charset = Qunbound; /* Qnil is a valid charset when
|
|
|
1035 MULE is not defined */
|
|
|
1036 XSETWINDOW (window, w);
|
|
|
1037 rb = Dynarr_atp (rba, start);
|
|
|
1038
|
|
|
1039 if (!rb)
|
|
|
1040 /* Nothing to do so don't do anything. */
|
|
|
1041 return;
|
|
|
1042
|
|
|
1043 findex = rb->findex;
|
|
|
1044 xpos = rb->xpos;
|
|
|
1045 width = 0;
|
|
|
1046 if (rb->type == RUNE_CHAR)
|
|
|
1047 charset = CHAR_CHARSET (rb->object.chr.ch);
|
|
|
1048
|
|
|
1049 if (end < 0)
|
|
|
1050 end = Dynarr_length (rba);
|
|
|
1051 Dynarr_reset (buf);
|
|
|
1052
|
|
|
1053 while (elt < end)
|
|
|
1054 {
|
|
|
1055 rb = Dynarr_atp (rba, elt);
|
|
|
1056
|
|
|
1057 if (rb->findex == findex && rb->type == RUNE_CHAR
|
|
|
1058 && rb->object.chr.ch != '\n' && rb->cursor_type != CURSOR_ON
|
|
|
1059 && EQ (charset, CHAR_CHARSET (rb->object.chr.ch)))
|
|
|
1060 {
|
|
|
1061 Dynarr_add (buf, rb->object.chr.ch);
|
|
|
1062 width += rb->width;
|
|
|
1063 elt++;
|
|
|
1064 }
|
|
|
1065 else
|
|
|
1066 {
|
|
|
1067 if (Dynarr_length (buf))
|
|
|
1068 {
|
|
|
1069 mswindows_output_string (w, dl, buf, xpos, 0, start_pixpos, width,
|
|
|
1070 findex, 0, 0, 0, 0);
|
|
|
1071 xpos = rb->xpos;
|
|
|
1072 width = 0;
|
|
|
1073 }
|
|
|
1074 Dynarr_reset (buf);
|
|
|
1075 width = 0;
|
|
|
1076
|
|
|
1077 if (rb->type == RUNE_CHAR)
|
|
|
1078 {
|
|
|
1079 findex = rb->findex;
|
|
|
1080 xpos = rb->xpos;
|
|
|
1081 charset = CHAR_CHARSET (rb->object.chr.ch);
|
|
|
1082
|
|
|
1083 if (rb->cursor_type == CURSOR_ON)
|
|
|
1084 {
|
|
|
1085 if (rb->object.chr.ch == '\n')
|
|
|
1086 {
|
|
|
1087 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
|
1088 findex, 0, 0);
|
|
|
1089 }
|
|
|
1090 else
|
|
|
1091 {
|
|
|
1092 Dynarr_add (buf, rb->object.chr.ch);
|
|
|
1093 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
|
1094 findex, rb->object.chr.ch, 0);
|
|
|
1095 Dynarr_reset (buf);
|
|
|
1096 }
|
|
|
1097
|
|
|
1098 xpos += rb->width;
|
|
|
1099 elt++;
|
|
|
1100 }
|
|
|
1101 else if (rb->object.chr.ch == '\n')
|
|
|
1102 {
|
|
|
1103 /* Clear in case a cursor was formerly here. */
|
|
|
1104 redisplay_clear_region (window, findex, xpos,
|
|
|
1105 DISPLAY_LINE_YPOS (dl),
|
|
|
1106 rb->width, DISPLAY_LINE_HEIGHT (dl));
|
|
|
1107 elt++;
|
|
|
1108 }
|
|
|
1109 }
|
|
|
1110 else if (rb->type == RUNE_BLANK || rb->type == RUNE_HLINE)
|
|
|
1111 {
|
|
|
1112 if (rb->type == RUNE_BLANK)
|
|
|
1113 mswindows_output_blank (w, dl, rb, start_pixpos);
|
|
|
1114 else
|
|
|
1115 {
|
|
|
1116 /* #### Our flagging of when we need to redraw the
|
|
|
1117 modeline shadows sucks. Since RUNE_HLINE is only used
|
|
|
1118 by the modeline at the moment it is a good bet
|
|
|
1119 that if it gets redrawn then we should also
|
|
|
1120 redraw the shadows. This won't be true forever.
|
|
|
1121 We borrow the shadow_thickness_changed flag for
|
|
|
1122 now. */
|
|
|
1123 w->shadow_thickness_changed = 1;
|
|
|
1124 mswindows_output_hline (w, dl, rb);
|
|
|
1125 }
|
|
|
1126
|
|
|
1127 if (rb->cursor_type == CURSOR_ON)
|
|
|
1128 mswindows_output_cursor (w, dl, xpos, cursor_width, rb->findex, 0, 0);
|
|
|
1129
|
|
|
1130 elt++;
|
|
|
1131 if (elt < end)
|
|
|
1132 {
|
|
|
1133 rb = Dynarr_atp (rba, elt);
|
|
|
1134
|
|
|
1135 findex = rb->findex;
|
|
|
1136 xpos = rb->xpos;
|
|
|
1137 }
|
|
|
1138 }
|
|
|
1139 else if (rb->type == RUNE_DGLYPH)
|
|
|
1140 {
|
|
|
1141 Lisp_Object instance;
|
|
|
1142 struct display_box db;
|
|
|
1143 struct display_glyph_area dga;
|
|
|
1144 redisplay_calculate_display_boxes (dl, rb->xpos, rb->object.dglyph.xoffset,
|
|
|
1145 start_pixpos, rb->width,
|
|
|
1146 &db, &dga);
|
|
|
1147
|
|
|
1148 XSETWINDOW (window, w);
|
|
|
1149 instance = glyph_image_instance (rb->object.dglyph.glyph,
|
|
|
1150 window, ERROR_ME_NOT, 1);
|
|
|
1151 findex = rb->findex;
|
|
|
1152
|
|
|
1153 if (IMAGE_INSTANCEP (instance))
|
|
|
1154 switch (XIMAGE_INSTANCE_TYPE (instance))
|
|
|
1155 {
|
|
|
1156 case IMAGE_TEXT:
|
|
|
1157 {
|
|
|
1158 /* #### This is way losing. See the comment in
|
|
|
1159 add_glyph_rune(). */
|
|
|
1160 Lisp_Object string =
|
|
|
1161 XIMAGE_INSTANCE_TEXT_STRING (instance);
|
|
|
1162 convert_bufbyte_string_into_emchar_dynarr
|
|
|
1163 (XSTRING_DATA (string), XSTRING_LENGTH (string), buf);
|
|
|
1164
|
|
|
1165 if (rb->cursor_type == CURSOR_ON)
|
|
|
1166 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
|
1167 findex, Dynarr_at (buf, 0), 0);
|
|
|
1168 else /* #### redisplay-x passes -1 as the width: why ? */
|
|
|
1169 mswindows_output_string (w, dl, buf, xpos,
|
|
|
1170 rb->object.dglyph.xoffset,
|
|
|
1171 start_pixpos, rb->width, findex,
|
|
|
1172 0, 0, 0, 0);
|
|
|
1173 Dynarr_reset (buf);
|
|
|
1174 }
|
|
|
1175 break;
|
|
|
1176
|
|
|
1177 case IMAGE_MONO_PIXMAP:
|
|
|
1178 case IMAGE_COLOR_PIXMAP:
|
|
|
1179 redisplay_output_pixmap (w, instance, &db, &dga, findex,
|
|
|
1180 cursor_start, cursor_width,
|
|
|
1181 cursor_height, 0);
|
|
|
1182 if (rb->cursor_type == CURSOR_ON)
|
|
|
1183 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
|
1184 findex, 0, 1);
|
|
|
1185 break;
|
|
|
1186
|
|
|
1187 case IMAGE_POINTER:
|
|
|
1188 abort ();
|
|
|
1189
|
|
|
1190 case IMAGE_SUBWINDOW:
|
|
|
1191 case IMAGE_WIDGET:
|
|
|
1192 redisplay_output_subwindow (w, instance, &db, &dga, findex,
|
|
|
1193 cursor_start, cursor_width,
|
|
|
1194 cursor_height);
|
|
|
1195 if (rb->cursor_type == CURSOR_ON)
|
|
|
1196 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
|
1197 findex, 0, 1);
|
|
|
1198 break;
|
|
|
1199
|
|
|
1200 case IMAGE_LAYOUT:
|
|
|
1201 redisplay_output_layout (w, instance, &db, &dga, findex,
|
|
|
1202 cursor_start, cursor_width,
|
|
|
1203 cursor_height);
|
|
|
1204 if (rb->cursor_type == CURSOR_ON)
|
|
|
1205 mswindows_output_cursor (w, dl, xpos, cursor_width,
|
|
|
1206 findex, 0, 1);
|
|
|
1207 break;
|
|
|
1208
|
|
|
1209 case IMAGE_NOTHING:
|
|
|
1210 /* nothing is as nothing does */
|
|
|
1211 break;
|
|
|
1212
|
|
|
1213 default:
|
|
|
1214 abort ();
|
|
|
1215 }
|
|
|
1216
|
|
|
1217 xpos += rb->width;
|
|
|
1218 elt++;
|
|
|
1219 }
|
|
|
1220 else
|
|
|
1221 abort ();
|
|
|
1222 }
|
|
|
1223 }
|
|
|
1224
|
|
|
1225 if (Dynarr_length (buf))
|
|
|
1226 mswindows_output_string (w, dl, buf, xpos, 0, start_pixpos, width, findex,
|
|
|
1227 0, 0, 0, 0);
|
|
|
1228
|
|
|
1229 if (dl->modeline
|
|
|
1230 && !EQ (Qzero, w->modeline_shadow_thickness)
|
|
|
1231 && (f->clear
|
|
|
1232 || f->windows_structure_changed
|
|
|
1233 || w->shadow_thickness_changed))
|
|
|
1234 bevel_modeline (w, dl);
|
|
|
1235
|
|
|
1236 Dynarr_free (buf);
|
|
|
1237 }
|
|
|
1238
|
|
|
1239
|
|
|
1240 /*****************************************************************************
|
|
|
1241 mswindows_output_vertical_divider
|
|
|
1242
|
|
|
1243 Draw a vertical divider down the right side of the given window.
|
|
|
1244 ****************************************************************************/
|
|
|
1245 static void
|
|
|
1246 mswindows_output_vertical_divider (struct window *w, int clear_unused)
|
|
|
1247 {
|
|
|
1248 struct frame *f = XFRAME (w->frame);
|
|
|
1249 RECT rect;
|
|
|
1250 int spacing = XINT (w->vertical_divider_spacing);
|
|
|
1251 int shadow = XINT (w->vertical_divider_shadow_thickness);
|
|
|
1252 int abs_shadow = abs (shadow);
|
|
|
1253 int line_width = XINT (w->vertical_divider_line_width);
|
|
|
1254 int div_left = WINDOW_RIGHT (w) - window_divider_width (w);
|
|
|
1255 int y1 = WINDOW_TOP (w) + FRAME_TOP_GUTTER_BOUNDS (f);
|
|
|
1256 int y2 = WINDOW_BOTTOM (w) + FRAME_BOTTOM_GUTTER_BOUNDS (f);
|
|
|
1257
|
|
|
1258 /* Clear left and right spacing areas */
|
|
|
1259 if (spacing)
|
|
|
1260 {
|
|
|
1261 rect.top = y1;
|
|
|
1262 rect.bottom = y2;
|
|
|
1263 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil,
|
|
|
1264 WINDOW_FACE_CACHEL_BACKGROUND (w, DEFAULT_INDEX), Qnil);
|
|
|
1265 rect.right = WINDOW_RIGHT (w);
|
|
|
1266 rect.left = rect.right - spacing;
|
|
|
1267 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE,
|
|
|
1268 &rect, NULL, 0, NULL);
|
|
|
1269 rect.left = div_left;
|
|
|
1270 rect.right = div_left + spacing;
|
|
|
1271 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE,
|
|
|
1272 &rect, NULL, 0, NULL);
|
|
|
1273 }
|
|
|
1274
|
|
|
1275 /* Clear divider face */
|
|
|
1276 rect.top = y1 + abs_shadow;
|
|
|
1277 rect.bottom = y2 - abs_shadow;
|
|
|
1278 rect.left = div_left + spacing + abs_shadow;
|
|
|
1279 rect.right = rect.left + line_width;
|
|
|
1280 if (rect.left < rect.right)
|
|
|
1281 {
|
|
|
1282 face_index div_face
|
|
|
1283 = get_builtin_face_cache_index (w, Vvertical_divider_face);
|
|
|
1284 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil,
|
|
|
1285 WINDOW_FACE_CACHEL_BACKGROUND (w, div_face), Qnil);
|
|
|
1286 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE,
|
|
|
1287 &rect, NULL, 0, NULL);
|
|
|
1288 }
|
|
|
1289
|
|
|
1290 /* Draw a shadow around the divider */
|
|
|
1291 if (shadow != 0)
|
|
|
1292 {
|
|
|
1293 /* #### This will be fixed to support arbitrary thickness */
|
|
|
1294 InflateRect (&rect, abs_shadow, abs_shadow);
|
|
|
1295 DrawEdge (FRAME_MSWINDOWS_DC (f), &rect,
|
|
|
1296 shadow > 0 ? EDGE_RAISED : EDGE_SUNKEN, BF_RECT);
|
|
|
1297 }
|
|
|
1298 }
|
|
|
1299
|
|
|
1300 /****************************************************************************
|
|
|
1301 mswindows_text_width
|
|
|
1302
|
|
|
1303 Given a string and a face, return the string's length in pixels when
|
|
|
1304 displayed in the font associated with the face.
|
|
|
1305 ****************************************************************************/
|
|
|
1306 static int
|
|
|
1307 mswindows_text_width (struct frame *f, struct face_cachel *cachel,
|
|
|
1308 CONST Emchar *str, Charcount len)
|
|
|
1309 {
|
|
|
1310 int width_so_far = 0;
|
|
|
1311 unsigned char *text_storage = (unsigned char *) alloca (2 * len);
|
|
|
1312 textual_run *runs = alloca_array (textual_run, len);
|
|
|
1313 int nruns;
|
|
|
1314 int i;
|
|
|
1315
|
|
|
1316 nruns = separate_textual_runs (text_storage, runs, str, len);
|
|
|
1317
|
|
|
1318 for (i = 0; i < nruns; i++)
|
|
|
1319 width_so_far += mswindows_text_width_single_run (FRAME_MSWINDOWS_DC (f),
|
|
|
1320 cachel, runs + i);
|
|
|
1321
|
|
|
1322 return width_so_far;
|
|
|
1323 }
|
|
|
1324
|
|
|
1325
|
|
|
1326 /****************************************************************************
|
|
|
1327 mswindows_clear_region
|
|
|
1328
|
|
|
1329 Clear the area in the box defined by the given parameters using the
|
|
|
1330 given face.
|
|
|
1331 ****************************************************************************/
|
|
|
1332 static void
|
|
|
1333 mswindows_clear_region (Lisp_Object locale, struct device* d, struct frame* f,
|
|
|
1334 face_index findex, int x, int y,
|
|
|
1335 int width, int height, Lisp_Object fcolor, Lisp_Object bcolor,
|
|
|
1336 Lisp_Object background_pixmap)
|
|
|
1337 {
|
|
|
1338 RECT rect = { x, y, x+width, y+height };
|
|
|
1339
|
|
|
1340 if (!NILP (background_pixmap))
|
|
|
1341 {
|
|
|
1342 struct display_box db = { x, y, width, height };
|
|
|
1343 mswindows_update_dc (FRAME_MSWINDOWS_DC (f),
|
|
|
1344 Qnil, fcolor, bcolor, background_pixmap);
|
|
|
1345 mswindows_output_dibitmap_region
|
|
|
1346 ( f, XIMAGE_INSTANCE (background_pixmap), &db, 0);
|
|
|
1347 }
|
|
|
1348 else
|
|
|
1349 {
|
|
|
1350 mswindows_update_dc (FRAME_MSWINDOWS_DC (f), Qnil, Qnil, fcolor, Qnil);
|
|
|
1351 ExtTextOut (FRAME_MSWINDOWS_DC (f), 0, 0, ETO_OPAQUE,
|
|
|
1352 &rect, NULL, 0, NULL);
|
|
|
1353 }
|
|
|
1354
|
|
|
1355 #ifdef HAVE_SCROLLBARS
|
|
|
1356 if (WINDOWP (locale))
|
|
|
1357 mswindows_redisplay_deadbox_maybe (XWINDOW (locale), &rect);
|
|
|
1358 #endif
|
|
|
1359 }
|
|
|
1360
|
|
|
1361 /* XXX Implement me! */
|
|
|
1362 static void
|
|
|
1363 mswindows_clear_frame (struct frame *f)
|
|
|
1364 {
|
|
|
1365 GdiFlush();
|
|
|
1366 }
|
|
|
1367
|
|
|
1368
|
|
|
1369
|
|
|
1370 /************************************************************************/
|
|
|
1371 /* initialization */
|
|
|
1372 /************************************************************************/
|
|
|
1373
|
|
|
1374 void
|
|
|
1375 console_type_create_redisplay_mswindows (void)
|
|
|
1376 {
|
|
|
1377 /* redisplay methods */
|
|
|
1378 CONSOLE_HAS_METHOD (mswindows, text_width);
|
|
|
1379 CONSOLE_HAS_METHOD (mswindows, output_display_block);
|
|
|
1380 CONSOLE_HAS_METHOD (mswindows, divider_height);
|
|
|
1381 CONSOLE_HAS_METHOD (mswindows, eol_cursor_width);
|
|
|
1382 CONSOLE_HAS_METHOD (mswindows, output_vertical_divider);
|
|
|
1383 CONSOLE_HAS_METHOD (mswindows, clear_region);
|
|
|
1384 CONSOLE_HAS_METHOD (mswindows, clear_frame);
|
|
|
1385 CONSOLE_HAS_METHOD (mswindows, output_begin);
|
|
|
1386 CONSOLE_HAS_METHOD (mswindows, output_end);
|
|
|
1387 CONSOLE_HAS_METHOD (mswindows, flash);
|
|
|
1388 CONSOLE_HAS_METHOD (mswindows, ring_bell);
|
|
|
1389 CONSOLE_HAS_METHOD (mswindows, bevel_area);
|
|
|
1390 CONSOLE_HAS_METHOD (mswindows, output_string);
|
|
|
1391 CONSOLE_HAS_METHOD (mswindows, output_pixmap);
|
|
|
1392 }
|
