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267
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1 /* mswindows-specific Lisp objects.
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2 Copyright (C) 1998 Free Software Foundation, Inc.
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3
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4 This file is part of XEmacs.
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5
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6 XEmacs is free software; you can redistribute it and/or modify it
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7 under the terms of the GNU General Public License as published by the
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8 Free Software Foundation; either version 2, or (at your option) any
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9 later version.
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10
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11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
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12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with XEmacs; see the file COPYING. If not, write to
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18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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19 Boston, MA 02111-1307, USA. */
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20
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21 /* Synched up with: Not in FSF. */
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22
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23 /* written by Andy Piper <andyp@parallax.co.uk> plagerising buts from
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24 glyphs-x.c */
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25
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26 #include <config.h>
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27 #include "lisp.h"
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28 #include "lstream.h"
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29 #include "console-msw.h"
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30 #include "glyphs-msw.h"
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31 #include "objects-msw.h"
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32
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33 #include "buffer.h"
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34 #include "frame.h"
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35 #include "insdel.h"
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36 #include "opaque.h"
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37 #include "sysfile.h"
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38 #include "faces.h"
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39 #include "imgproc.h"
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40
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41 #ifdef FILE_CODING
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42 #include "file-coding.h"
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43 #endif
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44
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45 DEFINE_IMAGE_INSTANTIATOR_FORMAT (bmp);
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46 Lisp_Object Qbmp;
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47 Lisp_Object Vmswindows_bitmap_file_path;
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48
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49 static void
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50 mswindows_initialize_dibitmap_image_instance (struct Lisp_Image_Instance *ii,
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51 enum image_instance_type type);
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52
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269
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53 COLORREF mswindows_string_to_color (CONST char *name);
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267
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54
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55 /************************************************************************/
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56 /* convert from a series of RGB triples to a BITMAPINFO formated for the*/
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57 /* proper display */
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58 /************************************************************************/
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278
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59 static BITMAPINFO* convert_EImage_to_DIBitmap (Lisp_Object device,
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60 int width, int height,
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61 unsigned char *pic,
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62 int *bit_count,
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63 unsigned char** bmp_data)
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267
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64 {
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65 struct device *d = XDEVICE (device);
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269
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66 int i,j;
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267
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67 RGBQUAD* colortbl;
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68 int ncolors;
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69 BITMAPINFO* bmp_info;
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269
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70 unsigned char *ip, *dp;
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267
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71
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269
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72 if (DEVICE_MSWINDOWS_BITSPIXEL (d) > 0)
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267
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73 {
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269
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74 int bpline=(int)(~3UL & (unsigned long)((width*3) +3));
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267
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75 /* FIXME: we can do this because 24bpp implies no colour table, once
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76 * we start paletizing this is no longer true. The X versions of
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77 * this function quantises to 256 colours or bit masks down to a
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78 * long. Windows can actually handle rgb triples in the raw so I
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272
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79 * don't see much point trying to optimize down to the best
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267
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80 * structure - unless it has memory / color allocation implications
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81 * .... */
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269
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82 bmp_info=xnew_and_zero (BITMAPINFO);
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267
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83
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84 if (!bmp_info)
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85 {
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86 return NULL;
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87 }
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88
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89 bmp_info->bmiHeader.biBitCount=24; /* just RGB triples for now */
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90 bmp_info->bmiHeader.biCompression=BI_RGB; /* just RGB triples for now */
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91 bmp_info->bmiHeader.biSizeImage=width*height*3;
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92
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93 /* bitmap data needs to be in blue, green, red triples - in that
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94 order, eimage is in RGB format so we need to convert */
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272
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95 *bmp_data = xnew_array_and_zero (unsigned char, bpline * height);
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278
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96 *bit_count = bpline * height;
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267
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97
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98 if (!bmp_data)
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99 {
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272
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100 xfree (bmp_info);
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267
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101 return NULL;
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102 }
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272
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103
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104 ip = pic;
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105 for (i = height-1; i >= 0; i--) {
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106 dp = (*bmp_data) + (i * bpline);
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107 for (j = 0; j < width; j++) {
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108 dp[2] =*ip++;
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109 dp[1] =*ip++;
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110 *dp =*ip++;
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111 dp += 3;
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267
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112 }
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272
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113 }
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267
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114 }
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115 else /* scale to 256 colors */
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116 {
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272
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117 int rd,gr,bl;
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267
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118 quant_table *qtable;
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119 int bpline= (int)(~3UL & (unsigned long)(width +3));
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120 /* Quantize the image and get a histogram while we're at it.
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121 Do this first to save memory */
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269
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122 qtable = build_EImage_quantable(pic, width, height, 256);
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267
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123 if (qtable == NULL) return NULL;
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124
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125 /* use our quantize table to allocate the colors */
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126 ncolors = qtable->num_active_colors;
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272
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127 bmp_info=(BITMAPINFO*)xmalloc_and_zero (sizeof(BITMAPINFOHEADER) +
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267
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128 sizeof(RGBQUAD) * ncolors);
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129 if (!bmp_info)
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130 {
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272
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131 xfree (qtable);
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267
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132 return NULL;
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133 }
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134
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135 colortbl=(RGBQUAD*)(((unsigned char*)bmp_info)+sizeof(BITMAPINFOHEADER));
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136
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137 bmp_info->bmiHeader.biBitCount=8;
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138 bmp_info->bmiHeader.biCompression=BI_RGB;
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139 bmp_info->bmiHeader.biSizeImage=bpline*height;
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140 bmp_info->bmiHeader.biClrUsed=ncolors;
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141 bmp_info->bmiHeader.biClrImportant=ncolors;
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142
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143 *bmp_data = (unsigned char *) xmalloc_and_zero (bpline * height);
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144 *bit_count = bpline * height;
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145
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146 if (!*bmp_data)
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147 {
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269
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148 xfree (qtable);
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149 xfree (bmp_info);
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267
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150 return NULL;
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151 }
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152
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153 /* build up an RGBQUAD colortable */
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154 for (i = 0; i < qtable->num_active_colors; i++) {
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155 colortbl[i].rgbRed = qtable->rm[i];
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156 colortbl[i].rgbGreen = qtable->gm[i];
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157 colortbl[i].rgbBlue = qtable->bm[i];
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158 colortbl[i].rgbReserved = 0;
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159 }
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160
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161 /* now build up the data. picture has to be upside-down and
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162 back-to-front for msw bitmaps */
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163 ip = pic;
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164 for (i = height-1; i >= 0; i--) {
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165 dp = (*bmp_data) + (i * bpline);
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166 for (j = 0; j < width; j++) {
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167 rd = *ip++;
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168 gr = *ip++;
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169 bl = *ip++;
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269
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170 *dp++ = QUANT_GET_COLOR (qtable,rd,gr,bl);
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267
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171 }
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172 }
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269
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173 xfree (qtable);
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267
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174 }
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175 /* fix up the standard stuff */
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176 bmp_info->bmiHeader.biWidth=width;
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177 bmp_info->bmiHeader.biHeight=height;
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178 bmp_info->bmiHeader.biPlanes=1;
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179 bmp_info->bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
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269
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180 bmp_info->bmiHeader.biXPelsPerMeter=0; /* unless you know better */
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181 bmp_info->bmiHeader.biYPelsPerMeter=0;
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267
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182
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183 return bmp_info;
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184 }
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185
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186 /* Given a pixmap filename, look through all of the "standard" places
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187 where the file might be located. Return a full pathname if found;
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188 otherwise, return Qnil. */
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189
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278
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190 Lisp_Object
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191 mswindows_locate_pixmap_file (Lisp_Object name)
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267
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192 {
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193 /* This function can GC if IN_REDISPLAY is false */
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276
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194 Lisp_Object found;
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267
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195
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196 /* Check non-absolute pathnames with a directory component relative to
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197 the search path; that's the way Xt does it. */
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269
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198 if (IS_DIRECTORY_SEP(XSTRING_BYTE (name, 0)) ||
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267
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199 (XSTRING_BYTE (name, 0) == '.' &&
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269
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200 (IS_DIRECTORY_SEP(XSTRING_BYTE (name, 1)) ||
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267
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201 (XSTRING_BYTE (name, 1) == '.' &&
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269
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202 (IS_DIRECTORY_SEP(XSTRING_BYTE (name, 2)))))))
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267
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203 {
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204 if (!NILP (Ffile_readable_p (name)))
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205 return name;
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206 else
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207 return Qnil;
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208 }
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209
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276
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210 if (locate_file (Vmswindows_bitmap_file_path, name, "", &found, R_OK) < 0)
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211 {
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212 Lisp_Object temp = list1 (Vdata_directory);
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213 struct gcpro gcpro1;
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267
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214
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276
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215 GCPRO1 (temp);
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216 locate_file (temp, name, "", &found, R_OK);
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217 UNGCPRO;
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218 }
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267
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219
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276
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220 return found;
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267
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221 }
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222
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278
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223 #if 0
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267
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224 /* If INSTANTIATOR refers to inline data, return Qnil.
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225 If INSTANTIATOR refers to data in a file, return the full filename
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226 if it exists; otherwise, return a cons of (filename).
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227
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228 FILE_KEYWORD and DATA_KEYWORD are symbols specifying the
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229 keywords used to look up the file and inline data,
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230 respectively, in the instantiator. Normally these would
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231 be Q_file and Q_data, but might be different for mask data. */
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232
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233 static Lisp_Object
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234 potential_pixmap_file_instantiator (Lisp_Object instantiator,
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235 Lisp_Object file_keyword,
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236 Lisp_Object data_keyword)
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237 {
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238 Lisp_Object file;
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239 Lisp_Object data;
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240
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241 assert (VECTORP (instantiator));
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242
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243 data = find_keyword_in_vector (instantiator, data_keyword);
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244 file = find_keyword_in_vector (instantiator, file_keyword);
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245
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246 if (!NILP (file) && NILP (data))
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247 {
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269
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248 Lisp_Object retval = locate_pixmap_file(file);
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267
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249 if (!NILP (retval))
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250 return retval;
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251 else
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252 return Fcons (file, Qnil); /* should have been file */
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253 }
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254
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255 return Qnil;
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256 }
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257
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258 static Lisp_Object
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259 simple_image_type_normalize (Lisp_Object inst, Lisp_Object console_type,
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260 Lisp_Object image_type_tag)
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261 {
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262 /* This function can call lisp */
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263 Lisp_Object file = Qnil;
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264 struct gcpro gcpro1, gcpro2;
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265 Lisp_Object alist = Qnil;
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266
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267 GCPRO2 (file, alist);
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268
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269 /* Now, convert any file data into inline data. At the end of this,
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270 `data' will contain the inline data (if any) or Qnil, and `file'
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271 will contain the name this data was derived from (if known) or
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272 Qnil.
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273
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274 Note that if we cannot generate any regular inline data, we
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275 skip out. */
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276
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277 file = potential_pixmap_file_instantiator (inst, Q_file, Q_data);
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278
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279 if (CONSP (file)) /* failure locating filename */
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280 signal_double_file_error ("Opening pixmap file",
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281 "no such file or directory",
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282 Fcar (file));
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283
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284 if (NILP (file)) /* no conversion necessary */
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285 RETURN_UNGCPRO (inst);
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286
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287 alist = tagged_vector_to_alist (inst);
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288
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289 {
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290 Lisp_Object data = make_string_from_file (file);
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291 alist = remassq_no_quit (Q_file, alist);
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292 /* there can't be a :data at this point. */
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293 alist = Fcons (Fcons (Q_file, file),
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294 Fcons (Fcons (Q_data, data), alist));
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295 }
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296
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297 {
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298 Lisp_Object result = alist_to_tagged_vector (image_type_tag, alist);
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299 free_alist (alist);
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300 RETURN_UNGCPRO (result);
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301 }
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302 }
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278
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303 #endif
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267
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304
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305
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306 /* Initialize an image instance from a bitmap
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307
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308 DEST_MASK specifies the mask of allowed image types.
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309
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310 If this fails, signal an error. INSTANTIATOR is only used
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311 in the error message. */
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312
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313 static void
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314 init_image_instance_from_dibitmap (struct Lisp_Image_Instance *ii,
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315 BITMAPINFO *bmp_info,
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316 int dest_mask,
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317 void *bmp_data,
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318 int bmp_bits,
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319 Lisp_Object instantiator)
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320 {
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321 Lisp_Object device = IMAGE_INSTANCE_DEVICE (ii);
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322 struct device *d = XDEVICE (device);
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269
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323 struct frame *f = XFRAME (DEVICE_SELECTED_FRAME (d));
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267
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324 void* bmp_buf=0;
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325 HBITMAP bitmap;
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269
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326 HDC hdc;
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267
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327
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328 if (!DEVICE_MSWINDOWS_P (d))
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329 signal_simple_error ("Not an mswindows device", device);
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330
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331 if (NILP (DEVICE_SELECTED_FRAME (d)))
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332 signal_simple_error ("No selected frame on mswindows device", device);
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333
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334 if (!(dest_mask & IMAGE_COLOR_PIXMAP_MASK))
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335 incompatible_image_types (instantiator, dest_mask,
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336 IMAGE_COLOR_PIXMAP_MASK);
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337 hdc = FRAME_MSWINDOWS_DC (f);
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338
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269
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339 bitmap=CreateDIBSection (hdc,
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267
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340 bmp_info,
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341 DIB_RGB_COLORS,
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342 &bmp_buf,
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343 0,0);
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344
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345 if (!bitmap || !bmp_buf)
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346 signal_simple_error ("Unable to create bitmap", instantiator);
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347
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348 /* copy in the actual bitmap */
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269
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349 memcpy (bmp_buf, bmp_data, bmp_bits);
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267
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350
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351 mswindows_initialize_dibitmap_image_instance (ii, IMAGE_COLOR_PIXMAP);
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352
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353 IMAGE_INSTANCE_PIXMAP_FILENAME (ii) =
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354 find_keyword_in_vector (instantiator, Q_file);
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355
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356 IMAGE_INSTANCE_MSWINDOWS_BITMAP (ii) = bitmap;
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272
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357 IMAGE_INSTANCE_MSWINDOWS_MASK (ii) = bitmap;
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267
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358 IMAGE_INSTANCE_PIXMAP_WIDTH (ii) = bmp_info->bmiHeader.biWidth;
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359 IMAGE_INSTANCE_PIXMAP_HEIGHT (ii) = bmp_info->bmiHeader.biHeight;
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360 IMAGE_INSTANCE_PIXMAP_DEPTH (ii) = bmp_info->bmiHeader.biBitCount;
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361 }
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362
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278
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363 static void
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364 mswindows_init_image_instance_from_eimage (struct Lisp_Image_Instance *ii,
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365 int width, int height,
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366 unsigned char *eimage,
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367 int dest_mask,
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368 Lisp_Object instantiator,
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369 Lisp_Object domain)
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370 {
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371 Lisp_Object device = IMAGE_INSTANCE_DEVICE (ii);
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372 BITMAPINFO* bmp_info;
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373 unsigned char* bmp_data;
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374 int bmp_bits;
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375 COLORREF bkcolor;
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376
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377 if (!DEVICE_MSWINDOWS_P (XDEVICE (device)))
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378 signal_simple_error ("Not an mswindows device", device);
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379
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380 /* this is a hack but MaskBlt and TransparentBlt are not supported
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381 on most windows variants */
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382 bkcolor = COLOR_INSTANCE_MSWINDOWS_COLOR
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383 (XCOLOR_INSTANCE (FACE_BACKGROUND (Vdefault_face, domain)));
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384
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385 /* build a bitmap from the eimage */
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386 if (!(bmp_info=convert_EImage_to_DIBitmap (device, width, height, eimage,
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|
|
387 &bmp_bits, &bmp_data)))
|
|
|
388 {
|
|
|
389 signal_simple_error ("EImage to DIBitmap conversion failed",
|
|
|
390 instantiator);
|
|
|
391 }
|
|
|
392
|
|
|
393 /* Now create the pixmap and set up the image instance */
|
|
|
394 init_image_instance_from_dibitmap (ii, bmp_info, dest_mask,
|
|
|
395 bmp_data, bmp_bits, instantiator);
|
|
|
396
|
|
|
397 xfree (bmp_info);
|
|
|
398 xfree (bmp_data);
|
|
|
399 }
|
|
|
400
|
|
276
|
401 void
|
|
|
402 mswindows_create_icon_from_image(Lisp_Object image, struct frame* f, int size)
|
|
|
403 {
|
|
|
404 HBITMAP mask, bmp;
|
|
|
405 HDC hcdc = FRAME_MSWINDOWS_CDC (f);
|
|
|
406 HDC hdcDst = CreateCompatibleDC (hcdc);
|
|
|
407 ICONINFO x_icon;
|
|
|
408
|
|
|
409 if (size!=16 && size!=32)
|
|
|
410 {
|
|
|
411 signal_simple_error("Icons must be 16x16 or 32x32", image);
|
|
|
412 }
|
|
|
413
|
|
|
414 #if 0
|
|
|
415 iIconWidth = GetSystemMetrics(SM_CXICON);
|
|
|
416 iIconHeight = GetSystemMetrics(SM_CYICON);
|
|
|
417 #endif
|
|
|
418
|
|
|
419 SelectObject(hcdc, XIMAGE_INSTANCE_MSWINDOWS_BITMAP (image));
|
|
|
420
|
|
|
421 bmp = CreateCompatibleBitmap(hcdc, size, size);
|
|
|
422 DeleteObject( SelectObject(hdcDst, bmp) );
|
|
|
423
|
|
|
424 if (!StretchBlt(hdcDst, 0, 0, size, size,
|
|
|
425 hcdc, 0, 0,
|
|
|
426 XIMAGE_INSTANCE_PIXMAP_WIDTH (image),
|
|
|
427 XIMAGE_INSTANCE_PIXMAP_HEIGHT (image),
|
|
|
428 SRCCOPY))
|
|
|
429 {
|
|
|
430 printf("StretchBlt failed\n");
|
|
|
431 }
|
|
|
432
|
|
|
433 if (!(mask = CreateBitmap(size, size, 1, 1, NULL)))
|
|
|
434 {
|
|
|
435 printf("CreateBitmap() failed\n");
|
|
|
436 }
|
|
|
437 if (!SelectObject(hdcDst, mask)
|
|
|
438 ||
|
|
|
439 !SelectObject(hcdc, bmp))
|
|
|
440 {
|
|
|
441 printf("SelectObject() failed\n");
|
|
|
442 }
|
|
|
443
|
|
|
444 if (!BitBlt(hdcDst, 0, 0, size, size,
|
|
|
445 hcdc, 0, 0,
|
|
|
446 NOTSRCCOPY))
|
|
|
447 {
|
|
|
448 printf("BitBlt failed\n");
|
|
|
449 }
|
|
|
450
|
|
|
451 SelectObject(hdcDst, 0);
|
|
|
452 SelectObject(hcdc, 0);
|
|
|
453 /* PatBlt(hdcDst, 0, 0, size, size, WHITENESS);*/
|
|
|
454
|
|
|
455 x_icon.fIcon=TRUE;
|
|
|
456 x_icon.xHotspot=XIMAGE_INSTANCE_PIXMAP_HOTSPOT_X (image);
|
|
|
457 x_icon.yHotspot=XIMAGE_INSTANCE_PIXMAP_HOTSPOT_Y (image);
|
|
|
458 x_icon.hbmMask=mask;
|
|
|
459 x_icon.hbmColor=bmp;
|
|
|
460
|
|
|
461 XIMAGE_INSTANCE_MSWINDOWS_ICON (image)=
|
|
|
462 CreateIconIndirect (&x_icon);
|
|
|
463 XIMAGE_INSTANCE_MSWINDOWS_MASK (image)=mask;
|
|
|
464
|
|
|
465 DeleteDC(hdcDst);
|
|
|
466 }
|
|
|
467
|
|
|
468 int
|
|
|
469 mswindows_resize_dibitmap_instance (struct Lisp_Image_Instance* ii,
|
|
|
470 struct frame* f,
|
|
|
471 int newx, int newy)
|
|
|
472 {
|
|
|
473 HBITMAP newbmp;
|
|
|
474 HDC hcdc = FRAME_MSWINDOWS_CDC (f);
|
|
|
475 HDC hdcDst = CreateCompatibleDC (hcdc);
|
|
|
476
|
|
|
477 SelectObject(hcdc, IMAGE_INSTANCE_MSWINDOWS_BITMAP (ii));
|
|
|
478
|
|
|
479 newbmp = CreateCompatibleBitmap(hcdc, newx, newy);
|
|
|
480
|
|
|
481 DeleteObject( SelectObject(hdcDst, newbmp) );
|
|
|
482
|
|
|
483 if (!StretchBlt(hdcDst, 0, 0, newx, newy,
|
|
|
484 hcdc, 0, 0,
|
|
|
485 IMAGE_INSTANCE_PIXMAP_WIDTH (ii),
|
|
|
486 IMAGE_INSTANCE_PIXMAP_HEIGHT (ii),
|
|
|
487 SRCCOPY))
|
|
|
488 {
|
|
|
489 return FALSE;
|
|
|
490 }
|
|
|
491
|
|
|
492 SelectObject(hdcDst, 0);
|
|
|
493 SelectObject(hcdc, 0);
|
|
|
494
|
|
|
495 if (IMAGE_INSTANCE_MSWINDOWS_BITMAP (ii))
|
|
|
496 DeleteObject (IMAGE_INSTANCE_MSWINDOWS_BITMAP (ii));
|
|
|
497 if (IMAGE_INSTANCE_MSWINDOWS_MASK (ii))
|
|
|
498 DeleteObject (IMAGE_INSTANCE_MSWINDOWS_MASK (ii));
|
|
|
499
|
|
|
500 IMAGE_INSTANCE_MSWINDOWS_BITMAP (ii) = newbmp;
|
|
|
501 IMAGE_INSTANCE_MSWINDOWS_MASK (ii) = newbmp;
|
|
|
502 IMAGE_INSTANCE_PIXMAP_WIDTH (ii) = newx;
|
|
|
503 IMAGE_INSTANCE_PIXMAP_HEIGHT (ii) = newy;
|
|
|
504
|
|
|
505 DeleteDC(hdcDst);
|
|
|
506
|
|
|
507 return TRUE;
|
|
|
508 }
|
|
|
509
|
|
267
|
510 /**********************************************************************
|
|
|
511 * XPM *
|
|
|
512 **********************************************************************/
|
|
|
513
|
|
|
514 #ifdef HAVE_XPM
|
|
269
|
515 static int xpm_to_eimage (Lisp_Object image, CONST Extbyte *buffer,
|
|
276
|
516 unsigned char** data,
|
|
|
517 int* width, int* height,
|
|
|
518 int* x_hot, int* y_hot,
|
|
|
519 COLORREF bg)
|
|
267
|
520 {
|
|
|
521 XpmImage xpmimage;
|
|
|
522 XpmInfo xpminfo;
|
|
276
|
523 int result, i, transp_idx, maskbpline;
|
|
267
|
524 unsigned char* dptr;
|
|
|
525 unsigned int* sptr;
|
|
|
526 COLORREF color; /* the american spelling virus hits again .. */
|
|
|
527 COLORREF* colortbl;
|
|
|
528
|
|
272
|
529 xzero (xpmimage);
|
|
|
530 xzero (xpminfo);
|
|
276
|
531 xpminfo.valuemask=XpmHotspot;
|
|
|
532
|
|
269
|
533 result = XpmCreateXpmImageFromBuffer ((char*)buffer,
|
|
267
|
534 &xpmimage,
|
|
|
535 &xpminfo);
|
|
269
|
536 switch (result)
|
|
267
|
537 {
|
|
|
538 case XpmSuccess:
|
|
|
539 break;
|
|
|
540 case XpmFileInvalid:
|
|
|
541 {
|
|
|
542 signal_simple_error ("invalid XPM data", image);
|
|
|
543 }
|
|
|
544 case XpmNoMemory:
|
|
|
545 {
|
|
|
546 signal_double_file_error ("Parsing pixmap data",
|
|
|
547 "out of memory", image);
|
|
|
548 }
|
|
|
549 default:
|
|
|
550 {
|
|
|
551 signal_double_file_error_2 ("Parsing pixmap data",
|
|
|
552 "unknown error code",
|
|
|
553 make_int (result), image);
|
|
|
554 }
|
|
|
555 }
|
|
|
556
|
|
|
557 *width = xpmimage.width;
|
|
|
558 *height = xpmimage.height;
|
|
276
|
559 maskbpline = (int)(~3UL & (unsigned long)
|
|
|
560 (((~7UL & (unsigned long)(*width + 7)) / 8) + 3));
|
|
|
561
|
|
|
562 *data = xnew_array_and_zero (unsigned char, *width * *height * 3);
|
|
267
|
563
|
|
|
564 if (!*data)
|
|
|
565 {
|
|
269
|
566 XpmFreeXpmImage (&xpmimage);
|
|
|
567 XpmFreeXpmInfo (&xpminfo);
|
|
267
|
568 return 0;
|
|
|
569 }
|
|
|
570
|
|
|
571 /* build a color table to speed things up */
|
|
|
572 colortbl = xnew_array_and_zero (COLORREF, xpmimage.ncolors);
|
|
|
573 if (!colortbl)
|
|
|
574 {
|
|
269
|
575 xfree (*data);
|
|
|
576 XpmFreeXpmImage (&xpmimage);
|
|
|
577 XpmFreeXpmInfo (&xpminfo);
|
|
267
|
578 return 0;
|
|
|
579 }
|
|
|
580
|
|
|
581 for (i=0; i<xpmimage.ncolors; i++)
|
|
|
582 {
|
|
|
583 /* pick up transparencies */
|
|
269
|
584 if (!strcmp (xpmimage.colorTable[i].c_color,"None"))
|
|
267
|
585 {
|
|
276
|
586 colortbl[i]=bg; /* PALETTERGB(0,0,0); */
|
|
|
587 transp_idx=i;
|
|
267
|
588 }
|
|
|
589 else
|
|
|
590 {
|
|
|
591 colortbl[i]=
|
|
269
|
592 mswindows_string_to_color (xpmimage.colorTable[i].c_color);
|
|
267
|
593 }
|
|
|
594 }
|
|
|
595
|
|
|
596 /* convert the image */
|
|
|
597 sptr=xpmimage.data;
|
|
|
598 dptr=*data;
|
|
|
599 for (i = 0; i< *width * *height; i++)
|
|
|
600 {
|
|
|
601 color = colortbl[*sptr++];
|
|
|
602
|
|
|
603 /* split out the 0x02bbggrr colorref into an rgb triple */
|
|
269
|
604 *dptr++=GetRValue (color); /* red */
|
|
|
605 *dptr++=GetGValue (color); /* green */
|
|
|
606 *dptr++=GetBValue (color); /* blue */
|
|
267
|
607 }
|
|
|
608
|
|
276
|
609 *x_hot=xpminfo.x_hotspot;
|
|
|
610 *y_hot=xpminfo.y_hotspot;
|
|
|
611
|
|
269
|
612 XpmFreeXpmImage (&xpmimage);
|
|
|
613 XpmFreeXpmInfo (&xpminfo);
|
|
|
614 xfree (colortbl);
|
|
267
|
615 return TRUE;
|
|
|
616 }
|
|
|
617
|
|
276
|
618 Lisp_Object
|
|
|
619 mswindows_xpm_normalize (Lisp_Object inst, Lisp_Object console_type)
|
|
|
620 {
|
|
|
621 return simple_image_type_normalize (inst, console_type, Qxpm);
|
|
|
622 }
|
|
|
623
|
|
267
|
624 void
|
|
|
625 mswindows_xpm_instantiate (Lisp_Object image_instance,
|
|
|
626 Lisp_Object instantiator,
|
|
|
627 Lisp_Object pointer_fg, Lisp_Object pointer_bg,
|
|
|
628 int dest_mask, Lisp_Object domain)
|
|
|
629 {
|
|
|
630 struct Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance);
|
|
|
631 Lisp_Object device = IMAGE_INSTANCE_DEVICE (ii);
|
|
|
632 CONST Extbyte *bytes;
|
|
|
633 Extcount len;
|
|
|
634 unsigned char *eimage;
|
|
276
|
635 int width, height, x_hot, y_hot;
|
|
267
|
636 BITMAPINFO* bmp_info;
|
|
|
637 unsigned char* bmp_data;
|
|
|
638 int bmp_bits;
|
|
|
639 COLORREF bkcolor;
|
|
|
640
|
|
|
641 Lisp_Object data = find_keyword_in_vector (instantiator, Q_data);
|
|
|
642
|
|
|
643 if (!DEVICE_MSWINDOWS_P (XDEVICE (device)))
|
|
|
644 signal_simple_error ("Not an mswindows device", device);
|
|
|
645
|
|
|
646 assert (!NILP (data));
|
|
|
647
|
|
|
648 GET_STRING_BINARY_DATA_ALLOCA (data, bytes, len);
|
|
|
649
|
|
|
650 /* this is a hack but MaskBlt and TransparentBlt are not supported
|
|
|
651 on most windows variants */
|
|
|
652 bkcolor = COLOR_INSTANCE_MSWINDOWS_COLOR
|
|
269
|
653 (XCOLOR_INSTANCE (FACE_BACKGROUND (Vdefault_face, domain)));
|
|
267
|
654
|
|
|
655 /* convert to an eimage to make processing easier */
|
|
269
|
656 if (!xpm_to_eimage (image_instance, bytes, &eimage, &width, &height,
|
|
276
|
657 &x_hot, &y_hot, bkcolor))
|
|
267
|
658 {
|
|
|
659 signal_simple_error ("XPM to EImage conversion failed",
|
|
|
660 image_instance);
|
|
|
661 }
|
|
|
662
|
|
|
663 /* build a bitmap from the eimage */
|
|
278
|
664 if (!(bmp_info=convert_EImage_to_DIBitmap (device, width, height, eimage,
|
|
|
665 &bmp_bits, &bmp_data)))
|
|
267
|
666 {
|
|
|
667 signal_simple_error ("XPM to EImage conversion failed",
|
|
|
668 image_instance);
|
|
|
669 }
|
|
269
|
670 xfree (eimage);
|
|
267
|
671
|
|
|
672 /* Now create the pixmap and set up the image instance */
|
|
|
673 init_image_instance_from_dibitmap (ii, bmp_info, dest_mask,
|
|
|
674 bmp_data, bmp_bits, instantiator);
|
|
|
675
|
|
276
|
676 XSETINT (IMAGE_INSTANCE_PIXMAP_HOTSPOT_X (ii), x_hot);
|
|
|
677 XSETINT (IMAGE_INSTANCE_PIXMAP_HOTSPOT_Y (ii), y_hot);
|
|
|
678
|
|
269
|
679 xfree (bmp_info);
|
|
|
680 xfree (bmp_data);
|
|
267
|
681 }
|
|
|
682 #endif /* HAVE_XPM */
|
|
|
683
|
|
|
684 /**********************************************************************
|
|
|
685 * BMP *
|
|
|
686 **********************************************************************/
|
|
|
687
|
|
|
688 static void
|
|
|
689 bmp_validate (Lisp_Object instantiator)
|
|
|
690 {
|
|
|
691 file_or_data_must_be_present (instantiator);
|
|
|
692 }
|
|
|
693
|
|
|
694 static Lisp_Object
|
|
|
695 bmp_normalize (Lisp_Object inst, Lisp_Object console_type)
|
|
|
696 {
|
|
|
697 return simple_image_type_normalize (inst, console_type, Qbmp);
|
|
|
698 }
|
|
|
699
|
|
|
700 static int
|
|
|
701 bmp_possible_dest_types (void)
|
|
|
702 {
|
|
|
703 return IMAGE_COLOR_PIXMAP_MASK;
|
|
|
704 }
|
|
|
705
|
|
|
706 static void
|
|
|
707 bmp_instantiate (Lisp_Object image_instance, Lisp_Object instantiator,
|
|
|
708 Lisp_Object pointer_fg, Lisp_Object pointer_bg,
|
|
|
709 int dest_mask, Lisp_Object domain)
|
|
|
710 {
|
|
|
711 struct Lisp_Image_Instance *ii = XIMAGE_INSTANCE (image_instance);
|
|
|
712 Lisp_Object device = IMAGE_INSTANCE_DEVICE (ii);
|
|
|
713 CONST Extbyte *bytes;
|
|
|
714 Extcount len;
|
|
|
715 BITMAPFILEHEADER* bmp_file_header;
|
|
|
716 BITMAPINFO* bmp_info;
|
|
|
717 void* bmp_data;
|
|
|
718 int bmp_bits;
|
|
|
719 Lisp_Object data = find_keyword_in_vector (instantiator, Q_data);
|
|
|
720
|
|
|
721 if (!DEVICE_MSWINDOWS_P (XDEVICE (device)))
|
|
|
722 signal_simple_error ("Not an mswindows device", device);
|
|
|
723
|
|
|
724 assert (!NILP (data));
|
|
|
725
|
|
|
726 GET_STRING_BINARY_DATA_ALLOCA (data, bytes, len);
|
|
|
727
|
|
|
728 /* Then slurp the image into memory, decoding along the way.
|
|
|
729 The result is the image in a simple one-byte-per-pixel
|
|
|
730 format. */
|
|
|
731
|
|
|
732 bmp_file_header=(BITMAPFILEHEADER*)bytes;
|
|
|
733 bmp_info = (BITMAPINFO*)(bytes + sizeof(BITMAPFILEHEADER));
|
|
|
734 bmp_data = (Extbyte*)bytes + bmp_file_header->bfOffBits;
|
|
|
735 bmp_bits = bmp_file_header->bfSize - bmp_file_header->bfOffBits;
|
|
|
736
|
|
|
737 /* Now create the pixmap and set up the image instance */
|
|
|
738 init_image_instance_from_dibitmap (ii, bmp_info, dest_mask,
|
|
|
739 bmp_data, bmp_bits, instantiator);
|
|
|
740 }
|
|
|
741
|
|
|
742
|
|
|
743 /************************************************************************/
|
|
|
744 /* image instance methods */
|
|
|
745 /************************************************************************/
|
|
|
746
|
|
|
747 static void
|
|
|
748 mswindows_print_image_instance (struct Lisp_Image_Instance *p,
|
|
|
749 Lisp_Object printcharfun,
|
|
|
750 int escapeflag)
|
|
|
751 {
|
|
|
752 char buf[100];
|
|
|
753
|
|
|
754 switch (IMAGE_INSTANCE_TYPE (p))
|
|
|
755 {
|
|
|
756 case IMAGE_MONO_PIXMAP:
|
|
|
757 case IMAGE_COLOR_PIXMAP:
|
|
|
758 case IMAGE_POINTER:
|
|
|
759 sprintf (buf, " (0x%lx",
|
|
|
760 (unsigned long) IMAGE_INSTANCE_MSWINDOWS_BITMAP (p));
|
|
|
761 write_c_string (buf, printcharfun);
|
|
|
762 if (IMAGE_INSTANCE_MSWINDOWS_MASK (p))
|
|
|
763 {
|
|
|
764 sprintf (buf, "/0x%lx",
|
|
|
765 (unsigned long) IMAGE_INSTANCE_MSWINDOWS_MASK (p));
|
|
|
766 write_c_string (buf, printcharfun);
|
|
|
767 }
|
|
|
768 write_c_string (")", printcharfun);
|
|
|
769 break;
|
|
|
770 default:
|
|
|
771 break;
|
|
|
772 }
|
|
|
773 }
|
|
|
774
|
|
|
775 static void
|
|
|
776 mswindows_finalize_image_instance (struct Lisp_Image_Instance *p)
|
|
|
777 {
|
|
|
778 if (!p->data)
|
|
|
779 return;
|
|
|
780
|
|
|
781 if (DEVICE_LIVE_P (XDEVICE (p->device)))
|
|
|
782 {
|
|
|
783 if (IMAGE_INSTANCE_MSWINDOWS_BITMAP (p))
|
|
269
|
784 DeleteObject (IMAGE_INSTANCE_MSWINDOWS_BITMAP (p));
|
|
267
|
785 IMAGE_INSTANCE_MSWINDOWS_BITMAP (p) = 0;
|
|
272
|
786 if (IMAGE_INSTANCE_MSWINDOWS_MASK (p))
|
|
|
787 DeleteObject (IMAGE_INSTANCE_MSWINDOWS_MASK (p));
|
|
|
788 IMAGE_INSTANCE_MSWINDOWS_MASK (p) = 0;
|
|
|
789 if (IMAGE_INSTANCE_MSWINDOWS_ICON (p))
|
|
|
790 DestroyIcon (IMAGE_INSTANCE_MSWINDOWS_ICON (p));
|
|
|
791 IMAGE_INSTANCE_MSWINDOWS_ICON (p) = 0;
|
|
267
|
792 }
|
|
|
793
|
|
|
794 xfree (p->data);
|
|
|
795 p->data = 0;
|
|
|
796 }
|
|
|
797
|
|
|
798 static int
|
|
|
799 mswindows_image_instance_equal (struct Lisp_Image_Instance *p1,
|
|
|
800 struct Lisp_Image_Instance *p2, int depth)
|
|
|
801 {
|
|
|
802 switch (IMAGE_INSTANCE_TYPE (p1))
|
|
|
803 {
|
|
|
804 case IMAGE_MONO_PIXMAP:
|
|
|
805 case IMAGE_COLOR_PIXMAP:
|
|
|
806 case IMAGE_POINTER:
|
|
|
807 if (IMAGE_INSTANCE_MSWINDOWS_BITMAP (p1)
|
|
|
808 != IMAGE_INSTANCE_MSWINDOWS_BITMAP (p2))
|
|
|
809 return 0;
|
|
|
810 break;
|
|
|
811 default:
|
|
|
812 break;
|
|
|
813 }
|
|
|
814
|
|
|
815 return 1;
|
|
|
816 }
|
|
|
817
|
|
|
818 static unsigned long
|
|
|
819 mswindows_image_instance_hash (struct Lisp_Image_Instance *p, int depth)
|
|
|
820 {
|
|
|
821 switch (IMAGE_INSTANCE_TYPE (p))
|
|
|
822 {
|
|
|
823 case IMAGE_MONO_PIXMAP:
|
|
|
824 case IMAGE_COLOR_PIXMAP:
|
|
|
825 case IMAGE_POINTER:
|
|
|
826 return (unsigned long) IMAGE_INSTANCE_MSWINDOWS_BITMAP (p);
|
|
|
827 default:
|
|
|
828 return 0;
|
|
|
829 }
|
|
|
830 }
|
|
|
831
|
|
|
832 /* Set all the slots in an image instance structure to reasonable
|
|
|
833 default values. This is used somewhere within an instantiate
|
|
|
834 method. It is assumed that the device slot within the image
|
|
|
835 instance is already set -- this is the case when instantiate
|
|
|
836 methods are called. */
|
|
|
837
|
|
|
838 static void
|
|
|
839 mswindows_initialize_dibitmap_image_instance (struct Lisp_Image_Instance *ii,
|
|
|
840 enum image_instance_type type)
|
|
|
841 {
|
|
|
842 ii->data = xnew_and_zero (struct mswindows_image_instance_data);
|
|
|
843 IMAGE_INSTANCE_TYPE (ii) = type;
|
|
|
844 IMAGE_INSTANCE_PIXMAP_FILENAME (ii) = Qnil;
|
|
|
845 IMAGE_INSTANCE_PIXMAP_MASK_FILENAME (ii) = Qnil;
|
|
|
846 IMAGE_INSTANCE_PIXMAP_HOTSPOT_X (ii) = Qnil;
|
|
|
847 IMAGE_INSTANCE_PIXMAP_HOTSPOT_Y (ii) = Qnil;
|
|
|
848 IMAGE_INSTANCE_PIXMAP_FG (ii) = Qnil;
|
|
|
849 IMAGE_INSTANCE_PIXMAP_BG (ii) = Qnil;
|
|
|
850 }
|
|
|
851
|
|
|
852
|
|
|
853 /************************************************************************/
|
|
|
854 /* initialization */
|
|
|
855 /************************************************************************/
|
|
|
856
|
|
|
857 void
|
|
|
858 syms_of_glyphs_mswindows (void)
|
|
|
859 {
|
|
|
860 }
|
|
|
861
|
|
|
862 void
|
|
|
863 console_type_create_glyphs_mswindows (void)
|
|
|
864 {
|
|
|
865 /* image methods */
|
|
|
866
|
|
|
867 CONSOLE_HAS_METHOD (mswindows, print_image_instance);
|
|
|
868 CONSOLE_HAS_METHOD (mswindows, finalize_image_instance);
|
|
|
869 CONSOLE_HAS_METHOD (mswindows, image_instance_equal);
|
|
|
870 CONSOLE_HAS_METHOD (mswindows, image_instance_hash);
|
|
278
|
871 CONSOLE_HAS_METHOD (mswindows, init_image_instance_from_eimage);
|
|
|
872 CONSOLE_HAS_METHOD (mswindows, locate_pixmap_file);
|
|
267
|
873 }
|
|
|
874
|
|
|
875 void
|
|
|
876 image_instantiator_format_create_glyphs_mswindows (void)
|
|
|
877 {
|
|
|
878 /* image-instantiator types */
|
|
|
879
|
|
|
880 INITIALIZE_IMAGE_INSTANTIATOR_FORMAT (bmp, "bmp");
|
|
|
881
|
|
|
882 IIFORMAT_HAS_METHOD (bmp, validate);
|
|
|
883 IIFORMAT_HAS_METHOD (bmp, normalize);
|
|
|
884 IIFORMAT_HAS_METHOD (bmp, possible_dest_types);
|
|
|
885 IIFORMAT_HAS_METHOD (bmp, instantiate);
|
|
|
886
|
|
|
887 IIFORMAT_VALID_KEYWORD (bmp, Q_data, check_valid_string);
|
|
|
888 IIFORMAT_VALID_KEYWORD (bmp, Q_file, check_valid_string);
|
|
|
889 }
|
|
|
890
|
|
|
891 void
|
|
|
892 vars_of_glyphs_mswindows (void)
|
|
|
893 {
|
|
|
894 Fprovide (Qbmp);
|
|
|
895 DEFVAR_LISP ("mswindows-bitmap-file-path", &Vmswindows_bitmap_file_path /*
|
|
|
896 A list of the directories in which mswindows bitmap files may be found.
|
|
|
897 This is used by the `make-image-instance' function.
|
|
|
898 */ );
|
|
|
899 Vmswindows_bitmap_file_path = Qnil;
|
|
|
900 }
|
|
|
901
|
|
|
902 void
|
|
|
903 complex_vars_of_glyphs_mswindows (void)
|
|
|
904 {
|
|
|
905 }
|
