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