1// 2//cc progress.m -framework AppKit -Wall; ./a.out >/tmp/xx.c; cc /tmp/xx.c -Wall; cat /tmp/xx.c 3 4#import <Foundation/Foundation.h> 5#import <AppKit/AppKit.h> 6#import <stdlib.h> 7#import <stdint.h> 8#include <getopt.h> 9#import <string.h> 10 11 12#define MAX_COLORS 256 13 14typedef struct { 15 uint8_t r; 16 uint8_t g; 17 uint8_t b; 18} pixel_t; 19 20static uint32_t clut_size = 0; 21static pixel_t clut[MAX_COLORS]; 22 23static uint8_t 24lookup_color(uint8_t r, uint8_t g, uint8_t b) 25{ 26 unsigned int i; 27 28 for (i = 0; i < clut_size; i++) { 29 if (clut[i].r == r && 30 clut[i].g == g && 31 clut[i].b == b) { 32 return i; 33 } 34 } 35 if (clut_size >= MAX_COLORS) { 36 printf("Image must have no more than 256 unique pixel colors\n"); 37 exit(1); 38 } 39 clut[clut_size].r = r; 40 clut[clut_size].g = g; 41 clut[clut_size].b = b; 42 43 return (uint8_t)clut_size++; 44} 45 46void print_buffer (uint8_t * buffer, size_t width, size_t height, size_t row) 47{ 48 printf("{"); 49 for (int y = 0; y < height; y++) 50 { 51 printf("\n "); 52 for (int x = 0; x < width; x++) 53 { 54 printf("0x%02x,", buffer[x + y*row]); 55 } 56 } 57 printf("\n}"); 58} 59 60int onefile(const char * filename, int w, int h) 61{ 62 int size; 63 uint8_t color; 64 65 FILE *file; 66 if ((file = fopen(filename, "r")) == NULL) { 67 fclose(file); 68 printf ("ERROR!!! can not open resource file [%s]\n", filename); 69 return 1; 70 } 71 fclose(file); 72 73 NSString* filePath = [NSString stringWithUTF8String:filename]; 74 NSData* fileData = [NSData dataWithContentsOfFile:filePath]; 75 NSBitmapImageRep* bitmapImageRep = [[NSBitmapImageRep alloc] initWithData:fileData]; 76 NSSize imageSize = [bitmapImageRep size]; 77 78 size_t image_length = (int)imageSize.width * (int)imageSize.height; 79 uint8_t* uncompressed_color_buffer = malloc(image_length); 80 uint8_t* uncompressed_alpha_buffer = malloc(image_length); 81 82 bzero(clut, sizeof(clut)); 83 84 clut_size = 0; 85 size = 0; 86 87 for (int y = 0; y < imageSize.height; y++) { 88 for (int x = 0; x < imageSize.width; x++) { 89 NSUInteger pixel[4] = {}; 90 [bitmapImageRep getPixel:pixel atX:x y:y]; 91 92 color = lookup_color((uint8_t)pixel[0], 93 (uint8_t)pixel[1], 94 (uint8_t)pixel[2]); 95 96 assert(color <= 1); 97 uint8_t alpha = pixel[3]; 98 assert((alpha != 0) == color); 99 100 alpha = 255 - alpha; 101 102 uncompressed_color_buffer[size] = color; 103 uncompressed_alpha_buffer[size] = alpha; 104 size++; 105 } 106 } 107 108 assert(clut_size == 2); 109 assert(clut[0].r == 0); 110 assert(clut[0].g == 0); 111 assert(clut[0].b == 0); 112 assert(clut[1].r == 0xff); 113 assert(clut[1].g == 0xff); 114 assert(clut[1].b == 0xff); 115 116 printf("\n"); 117 118 assert(w <= imageSize.width); 119 assert(h <= imageSize.height); 120 121 print_buffer (uncompressed_alpha_buffer, w, h, imageSize.width); 122 123 if (uncompressed_color_buffer != NULL) { 124 free (uncompressed_color_buffer); 125 } 126 if (uncompressed_alpha_buffer != NULL) { 127 free (uncompressed_alpha_buffer); 128 } 129 130 return 0; 131} 132 133 134int main (int argc, char * argv[]) 135{ 136 printf("#include <stdint.h>\n\n"); 137 138 139 printf("\nstatic const unsigned char progressmeter_leftcap1x[2][%d * %d] = {", 9, 18); 140 onefile("ProgressBarFullLeftEndCap.png", 9, 18); 141 printf(","); 142 onefile("ProgressBarEmptyLeftEndCap.png", 9, 18); 143 printf("};\n"); 144 145 printf("\nstatic const unsigned char progressmeter_leftcap2x[2][4 * %d * %d] = {", 9, 18); 146 onefile("[email protected]", 2*9, 2*18); 147 printf(","); 148 onefile("[email protected]", 2*9, 2*18); 149 printf("};\n"); 150 151 printf("\nstatic const unsigned char progressmeter_middle1x[2][%d * %d] = {", 1, 18); 152 onefile("ProgressBarFullMiddle.png", 1, 18); 153 printf(","); 154 onefile("ProgressBarEmptyMiddle.png", 1, 18); 155 printf("};\n"); 156 157 printf("\nstatic const unsigned char progressmeter_middle2x[2][2 * %d * %d] = {", 1, 18); 158 onefile("[email protected]", 1, 2*18); 159 printf(","); 160 onefile("[email protected]", 1, 2*18); 161 printf("};\n"); 162 163 printf("\nstatic const unsigned char progressmeter_rightcap1x[2][%d * %d] = {", 9, 18); 164 onefile("ProgressBarFullRightEndCap.png", 9, 18); 165 printf(","); 166 onefile("ProgressBarEmptyRightEndCap.png", 9, 18); 167 printf("};\n"); 168 169 printf("\nstatic const unsigned char progressmeter_rightcap2x[2][4 * %d * %d] = {", 9, 18); 170 onefile("[email protected]", 2*9, 2*18); 171 printf(","); 172 onefile("[email protected]", 2*9, 2*18); 173 printf("};\n"); 174 175 176} 177 178
