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| 28 | |
| 29 | #ifdef HAVE_CONFIG_H1 |
| 30 | #include <config.h> |
| 31 | #endif |
| 32 | #include "Xlibint.h" |
| 33 | #include <X11/Xos.h> |
| 34 | #include "Xutil.h" |
| 35 | #include <stdio.h> |
| 36 | |
| 37 | #define ERR_RETURN((void*)0) NULL((void*)0) |
| 38 | |
| 39 | static char *Format_Image( |
| 40 | XImage *image, |
| 41 | int *resultsize) |
| 42 | { |
| 43 | register int x, c, b; |
| 44 | register char *ptr; |
| 45 | int y; |
| 46 | char *data; |
| 47 | int width, height; |
| 48 | int bytes_per_line; |
| 49 | |
| 50 | width = image->width; |
| 51 | height = image->height; |
| 52 | |
| 53 | bytes_per_line = (width+7)/8; |
| 54 | *resultsize = bytes_per_line * height; |
| 55 | |
| 56 | data = Xmalloc( *resultsize )malloc(((*resultsize) == 0 ? 1 : (*resultsize))); |
| 57 | if (!data) |
| 58 | return(ERR_RETURN((void*)0)); |
| 59 | |
| 60 | |
| 61 | |
| 62 | |
| 63 | ptr = data; |
| 64 | c = 0; b=1; |
| 65 | for (y=0; y<height; y++) { |
| 66 | for (x=0; x<width;) { |
| 67 | if (XGetPixel(image, x, y)((*((image)->f.get_pixel))((image), (x), (y)))) |
| 68 | c |= b; |
| 69 | b <<= 1; |
| 70 | if (!(++x & 7)) { |
| 71 | *(ptr++)=c; |
| 72 | c=0; b=1; |
| 73 | } |
| 74 | } |
| 75 | if (x & 7) { |
| 76 | *(ptr++)=c; |
| 77 | c=0; b=1; |
| 78 | } |
| 79 | } |
| 80 | |
| 81 | return(data); |
| 82 | } |
| 83 | |
| 84 | #define BYTES_PER_OUTPUT_LINE12 12 |
| 85 | |
| 86 | int |
| 87 | XWriteBitmapFile( |
| 88 | Display *display, |
| 89 | _Xconstconst char *filename, |
| 90 | Pixmap bitmap, |
| 91 | unsigned int width, |
| 92 | unsigned int height, |
| 93 | int x_hot, |
| 94 | int y_hot) |
| 95 | { |
| 96 | char *data, *ptr; |
| 97 | int size, byte; |
| 98 | int c; |
| 99 | XImage *image; |
| 100 | FILE *stream; |
| 101 | char *name; |
| 102 | |
| 103 | if (!(name = strrchr(filename, '/'))) |
| 1 | Assuming 'name' is not null | |
|
| |
| 104 | name = (char *)filename; |
| 105 | else |
| 106 | name++; |
| 107 | |
| 108 | #ifdef __UNIXOS2__ |
| 109 | filename = (char*)__XOS2RedirRoot(filename); |
| 110 | #endif |
| 111 | if (!(stream = fopen(filename, "w"))) |
| 3 | | Assuming 'stream' is not null | |
|
| |
| 112 | return(BitmapOpenFailed1); |
| 113 | |
| 114 | |
| 115 | image = XGetImage(display, bitmap, 0,0,width, height, 1L, XYPixmap1); |
| 116 | if (!image) { |
| 5 | | Assuming 'image' is non-null | |
|
| |
| 117 | fclose(stream); |
| 118 | return(4); |
| 119 | } |
| 120 | |
| 121 | |
| 122 | data = Format_Image(image, &size); |
| 123 | XDestroyImage(image)((*((image)->f.destroy_image))((image))); |
| 124 | if (!data) { |
| |
| 125 | fclose(stream); |
| 126 | return(BitmapNoMemory3); |
| 127 | } |
| 128 | |
| 129 | |
| 130 | fprintf(stream, "#define %s_width %d\n", name, width); |
| 131 | fprintf(stream, "#define %s_height %d\n", name, height); |
| 132 | if (x_hot != -1) { |
| |
| 133 | fprintf(stream, "#define %s_x_hot %d\n", name, x_hot); |
| 134 | fprintf(stream, "#define %s_y_hot %d\n", name, y_hot); |
| 135 | } |
| 136 | |
| 137 | |
| 138 | fprintf(stream, "static unsigned char %s_bits[] = {", name); |
| 139 | for (byte=0, ptr=data; byte<size; byte++, ptr++) { |
| 9 | | Assuming 'byte' is < 'size' | |
|
| 10 | | Loop condition is true. Entering loop body | |
|
| 140 | if (!byte) |
| |
| 141 | fprintf(stream, "\n "); |
| 142 | else if (!(byte % BYTES_PER_OUTPUT_LINE12)) |
| 143 | fprintf(stream, ",\n "); |
| 144 | else |
| 145 | fprintf(stream, ", "); |
| 146 | c = *ptr; |
| 12 | | Assigned value is garbage or undefined |
|
| 147 | if (c<0) |
| 148 | c += 256; |
| 149 | fprintf(stream, "0x%02x", c); |
| 150 | } |
| 151 | fprintf(stream, "};\n"); |
| 152 | |
| 153 | Xfree(data)free((data)); |
| 154 | fclose(stream); |
| 155 | return(BitmapSuccess0); |
| 156 | } |