2011-03-11 07:07:25 -08:00
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <stdio.h>
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#ifdef HAVE_EVIL
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# include <Evil.h>
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#endif
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#include "evas_common.h"
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#include "evas_private.h"
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static Eina_Bool evas_image_load_file_head_ico(Image_Entry *ie, const char *file, const char *key, int *error) EINA_ARG_NONNULL(1, 2, 4);
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static Eina_Bool evas_image_load_file_data_ico(Image_Entry *ie, const char *file, const char *key, int *error) EINA_ARG_NONNULL(1, 2, 4);
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static Evas_Image_Load_Func evas_image_load_ico_func =
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{
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EINA_TRUE,
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evas_image_load_file_head_ico,
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2011-08-10 23:04:08 -07:00
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evas_image_load_file_data_ico,
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NULL
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2011-03-11 07:07:25 -08:00
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};
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static int
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read_ushort(FILE *file, unsigned short *ret)
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{
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unsigned char b[2];
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if (fread(b, sizeof(unsigned char), 2, file) != 2) return 0;
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*ret = (b[1] << 8) | b[0];
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return 1;
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}
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static int
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read_uint(FILE *file, unsigned int *ret)
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{
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unsigned char b[4];
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if (fread(b, sizeof(unsigned char), 4, file) != 4) return 0;
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*ret = ARGB_JOIN(b[3], b[2], b[1], b[0]);
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return 1;
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}
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enum
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{
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SMALLEST,
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BIGGEST,
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SMALLER,
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BIGGER
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};
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2011-03-12 20:41:30 -08:00
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enum
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{
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ICON = 1,
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CURSOR = 2
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};
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2011-03-11 07:07:25 -08:00
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static Eina_Bool
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evas_image_load_file_head_ico(Image_Entry *ie, const char *file, const char *key, int *error)
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{
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unsigned short word;
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unsigned char byte;
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FILE *f;
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int wanted_w = 0, wanted_h = 0, w, h, cols, i, planes = 0,
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hot_x = 0, hot_y = 0, bpp = 0, pdelta, search = -1, have_choice = 0,
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hasa = 1;
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unsigned int bmoffset, bmsize, fsize;
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unsigned short reserved, type, count;
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struct {
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int pdelta;
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int w, h;
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int cols;
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int bpp, planes;
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int hot_x, hot_y;
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unsigned int bmoffset, bmsize;
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} chosen = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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f = fopen(file, "rb");
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if (!f)
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{
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*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
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return EINA_FALSE;
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}
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*error = EVAS_LOAD_ERROR_UNKNOWN_FORMAT;
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fseek(f, 0, SEEK_END);
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fsize = ftell(f);
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fseek(f, 0, SEEK_SET);
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if (fsize < (6 + 16 + 40)) goto close_file;
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// key:
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// NULL == highest res
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// biggest == highest res
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// smallest == lowest res
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//
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// smaller == next size SMALLER than load opts WxH (if possible)
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// bigger == next size BIGGER than load opts WxH (if possible)
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// more ?
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search = BIGGEST;
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if ((ie->load_opts.w > 0) && (ie->load_opts.h > 0))
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{
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wanted_w = ie->load_opts.w;
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wanted_h = ie->load_opts.h;
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search = SMALLER;
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}
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if (!read_ushort(f, &reserved)) goto close_file;
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if (!read_ushort(f, &type)) goto close_file;
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if (!read_ushort(f, &count)) goto close_file;
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2011-03-12 20:41:30 -08:00
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if (!((reserved == 0) &&
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((type == ICON) || (type == CURSOR)) && (count > 0)))
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2011-03-11 07:07:25 -08:00
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goto close_file;
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*error = EVAS_LOAD_ERROR_CORRUPT_FILE;
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if (key)
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{
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if (!strcmp(key, "biggest"))
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{
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wanted_w = 0;
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wanted_h = 0;
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search = BIGGEST;
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chosen.pdelta = 0;
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}
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else if (!strcmp(key, "smallest"))
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{
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wanted_w = 1;
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wanted_h = 1;
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search = SMALLEST;
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chosen.pdelta = 0x7fffffff;
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}
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else if (!strcmp(key, "smaller"))
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{
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chosen.pdelta = 0x7fffffff;
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search = SMALLER;
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}
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else if (!strcmp(key, "bigger"))
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{
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chosen.pdelta = 0x7fffffff;
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search = BIGGER;
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}
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}
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for (i = 0; i < count; i++)
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{
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if (fread(&byte, 1, 1, f) != 1) goto close_file;
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w = byte;
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if (w <= 0) w = 256;
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if (fread(&byte, 1, 1, f) != 1) goto close_file;
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h = byte;
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if (h <= 0) h = 256;
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if (fread(&byte, 1, 1, f) != 1) goto close_file;
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cols = byte;
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if (cols <= 0) cols = 256;
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if (fread(&byte, 1, 1, f) != 1) goto close_file;
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if (!read_ushort(f, &word)) goto close_file;
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2011-03-12 20:41:30 -08:00
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if (type == CURSOR) planes = word;
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2011-03-11 07:07:25 -08:00
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else hot_x = word;
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if (!read_ushort(f, &word)) goto close_file;
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2011-03-12 20:41:30 -08:00
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if (type == CURSOR) bpp = word;
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2011-03-11 07:07:25 -08:00
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else hot_y = word;
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if (!read_uint(f, &bmsize)) goto close_file;
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if (!read_uint(f, &bmoffset)) goto close_file;
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if ((bmsize <= 0) || (bmoffset <= 0) || (bmoffset >= fsize)) goto close_file;
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if (search == BIGGEST)
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{
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pdelta = w * h;
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if ((!have_choice) ||
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((pdelta >= chosen.pdelta) &&
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(((bpp >= 3) && (bpp >= chosen.bpp)) ||
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((bpp < 3) && (cols >= chosen.cols)))))
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{
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have_choice = 1;
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chosen.pdelta = pdelta;
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chosen.w = w;
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chosen.h = h;
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chosen.cols = cols;
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chosen.bpp = bpp;
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chosen.planes = planes;
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chosen.bmsize = bmsize;
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chosen.bmoffset = bmoffset;
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}
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}
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else
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{
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if (search == SMALLEST)
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{
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pdelta = w * h;
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if ((!have_choice) ||
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((pdelta <= chosen.pdelta) &&
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(((bpp >= 3) && (bpp >= chosen.bpp)) ||
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((bpp < 3) && (cols >= chosen.cols)))))
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{
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have_choice = 1;
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chosen.pdelta = pdelta;
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chosen.w = w;
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chosen.h = h;
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chosen.cols = cols;
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chosen.bpp = bpp;
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chosen.planes = planes;
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chosen.bmsize = bmsize;
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chosen.bmoffset = bmoffset;
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}
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}
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else if (search == SMALLER)
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{
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pdelta = (wanted_w * wanted_h) - (w * h);
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if ((!have_choice) ||
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((w <= wanted_w) && (h <= wanted_h) &&
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(pdelta <= chosen.pdelta) &&
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(((bpp >= 3) && (bpp >= chosen.bpp)) ||
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((bpp < 3) && (cols >= chosen.cols)))))
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{
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have_choice = 1;
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if (pdelta < 0) pdelta = 0x7fffffff;
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chosen.pdelta = pdelta;
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chosen.w = w;
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chosen.h = h;
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chosen.cols = cols;
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chosen.bpp = bpp;
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chosen.planes = planes;
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chosen.bmsize = bmsize;
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chosen.bmoffset = bmoffset;
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}
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}
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else if (search == BIGGER)
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{
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pdelta = (w * h) - (wanted_w * wanted_h);
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if ((!have_choice) ||
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((w >= wanted_w) && (h >= wanted_h) &&
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(pdelta <= chosen.pdelta) &&
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(((bpp >= 3) && (bpp >= chosen.bpp)) ||
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((bpp < 3) && (cols >= chosen.cols)))))
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{
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have_choice = 1;
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if (pdelta < 0) pdelta = 0x7fffffff;
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chosen.pdelta = pdelta;
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chosen.w = w;
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chosen.h = h;
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chosen.cols = cols;
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chosen.bpp = bpp;
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chosen.planes = planes;
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chosen.bmsize = bmsize;
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chosen.bmoffset = bmoffset;
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}
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}
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}
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}
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if (chosen.bmoffset == 0) goto close_file;
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if (fseek(f, chosen.bmoffset, SEEK_SET) != 0) goto close_file;
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w = chosen.w;
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h = chosen.h;
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if ((w > 256) || (h > 256)) goto close_file;
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if ((w < 1) || (h < 1) || (w > IMG_MAX_SIZE) || (h > IMG_MAX_SIZE) ||
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IMG_TOO_BIG(w, h))
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{
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if (IMG_TOO_BIG(w, h))
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*error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
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else
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*error = EVAS_LOAD_ERROR_GENERIC;
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goto close_file;
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}
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ie->w = w;
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ie->h = h;
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if (hasa) ie->flags.alpha = 1;
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fclose(f);
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*error = EVAS_LOAD_ERROR_NONE;
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return EINA_TRUE;
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close_file:
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fclose(f);
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return EINA_FALSE;
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}
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static Eina_Bool
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evas_image_load_file_data_ico(Image_Entry *ie, const char *file, const char *key, int *error)
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{
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unsigned short word;
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unsigned char byte;
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unsigned int dword;
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FILE *f;
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int wanted_w = 0, wanted_h = 0, w, h, cols, i, planes = 0,
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hot_x = 0, hot_y = 0, bpp = 0, pdelta, search = -1, have_choice = 0,
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2011-03-12 20:41:30 -08:00
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stride, pstride, j, right_way_up = 0, diff_size = 0, cols2;
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2011-03-11 07:07:25 -08:00
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unsigned int bmoffset, bmsize, bitcount, compression, imagesize, fsize,
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colorsused, colorsimportant, *pal, *surface, *pix, none_zero_alpha = 0;
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unsigned short reserved, type, count, planes2;
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unsigned char *maskbuf, *pixbuf, *p;
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struct {
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int pdelta;
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int w, h;
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int cols;
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int bpp, planes;
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int hot_x, hot_y;
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unsigned int bmoffset, bmsize;
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} chosen = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
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f = fopen(file, "rb");
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if (!f)
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{
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*error = EVAS_LOAD_ERROR_DOES_NOT_EXIST;
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return EINA_FALSE;
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}
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*error = EVAS_LOAD_ERROR_UNKNOWN_FORMAT;
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fseek(f, 0, SEEK_END);
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fsize = ftell(f);
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fseek(f, 0, SEEK_SET);
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if (fsize < (6 + 16 + 40)) goto close_file;
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// key:
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// NULL == highest res
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// biggest == highest res
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// smallest == lowest res
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//
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// smaller == next size SMALLER than load opts WxH (if possible)
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// bigger == next size BIGGER than load opts WxH (if possible)
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// more ?
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search = BIGGEST;
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if ((ie->load_opts.w > 0) && (ie->load_opts.h > 0))
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{
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wanted_w = ie->load_opts.w;
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wanted_h = ie->load_opts.h;
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search = SMALLER;
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}
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if (!read_ushort(f, &reserved)) goto close_file;
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if (!read_ushort(f, &type)) goto close_file;
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if (!read_ushort(f, &count)) goto close_file;
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2011-03-12 20:41:30 -08:00
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if (!((reserved == 0) &&
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((type == ICON) || (type == CURSOR)) && (count > 0)))
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2011-03-11 07:07:25 -08:00
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goto close_file;
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*error = EVAS_LOAD_ERROR_CORRUPT_FILE;
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if (key)
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{
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if (!strcmp(key, "biggest"))
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{
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wanted_w = 0;
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wanted_h = 0;
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search = BIGGEST;
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chosen.pdelta = 0;
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}
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else if (!strcmp(key, "smallest"))
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{
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wanted_w = 1;
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wanted_h = 1;
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search = SMALLEST;
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chosen.pdelta = 0x7fffffff;
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}
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else if (!strcmp(key, "smaller"))
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{
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chosen.pdelta = 0x7fffffff;
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search = SMALLER;
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}
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else if (!strcmp(key, "bigger"))
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{
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|
|
chosen.pdelta = 0x7fffffff;
|
|
|
|
search = BIGGER;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
for (i = 0; i < count; i++)
|
|
|
|
{
|
|
|
|
if (fread(&byte, 1, 1, f) != 1) goto close_file;
|
|
|
|
w = byte;
|
|
|
|
if (w <= 0) w = 256;
|
|
|
|
if (fread(&byte, 1, 1, f) != 1) goto close_file;
|
|
|
|
h = byte;
|
|
|
|
if (h <= 0) h = 256;
|
|
|
|
if (fread(&byte, 1, 1, f) != 1) goto close_file;
|
|
|
|
cols = byte;
|
|
|
|
if (cols <= 0) cols = 256;
|
|
|
|
if (fread(&byte, 1, 1, f) != 1) goto close_file;
|
|
|
|
if (!read_ushort(f, &word)) goto close_file;
|
|
|
|
if (type == 1) planes = word;
|
|
|
|
else hot_x = word;
|
|
|
|
if (!read_ushort(f, &word)) goto close_file;
|
|
|
|
if (type == 1) bpp = word;
|
|
|
|
else hot_y = word;
|
|
|
|
if (!read_uint(f, &bmsize)) goto close_file;
|
|
|
|
if (!read_uint(f, &bmoffset)) goto close_file;
|
|
|
|
if ((bmsize <= 0) || (bmoffset <= 0) || (bmoffset >= fsize)) goto close_file;
|
|
|
|
if (search == BIGGEST)
|
|
|
|
{
|
|
|
|
pdelta = w * h;
|
|
|
|
if ((!have_choice) ||
|
|
|
|
((pdelta >= chosen.pdelta) &&
|
|
|
|
(((bpp >= 3) && (bpp >= chosen.bpp)) ||
|
|
|
|
((bpp < 3) && (cols >= chosen.cols)))))
|
|
|
|
{
|
|
|
|
have_choice = 1;
|
|
|
|
chosen.pdelta = pdelta;
|
|
|
|
chosen.w = w;
|
|
|
|
chosen.h = h;
|
|
|
|
chosen.cols = cols;
|
|
|
|
chosen.bpp = bpp;
|
|
|
|
chosen.planes = planes;
|
|
|
|
chosen.bmsize = bmsize;
|
|
|
|
chosen.bmoffset = bmoffset;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
if (search == SMALLEST)
|
|
|
|
{
|
|
|
|
pdelta = w * h;
|
|
|
|
if ((!have_choice) ||
|
|
|
|
((pdelta <= chosen.pdelta) &&
|
|
|
|
(((bpp >= 3) && (bpp >= chosen.bpp)) ||
|
|
|
|
((bpp < 3) && (cols >= chosen.cols)))))
|
|
|
|
{
|
|
|
|
have_choice = 1;
|
|
|
|
chosen.pdelta = pdelta;
|
|
|
|
chosen.w = w;
|
|
|
|
chosen.h = h;
|
|
|
|
chosen.cols = cols;
|
|
|
|
chosen.bpp = bpp;
|
|
|
|
chosen.planes = planes;
|
|
|
|
chosen.bmsize = bmsize;
|
|
|
|
chosen.bmoffset = bmoffset;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (search == SMALLER)
|
|
|
|
{
|
|
|
|
pdelta = (wanted_w * wanted_h) - (w * h);
|
|
|
|
if ((!have_choice) ||
|
|
|
|
((w <= wanted_w) && (h <= wanted_h) &&
|
|
|
|
(pdelta <= chosen.pdelta) &&
|
|
|
|
(((bpp >= 3) && (bpp >= chosen.bpp)) ||
|
|
|
|
((bpp < 3) && (cols >= chosen.cols)))))
|
|
|
|
{
|
|
|
|
have_choice = 1;
|
|
|
|
if (pdelta < 0) pdelta = 0x7fffffff;
|
|
|
|
chosen.pdelta = pdelta;
|
|
|
|
chosen.w = w;
|
|
|
|
chosen.h = h;
|
|
|
|
chosen.cols = cols;
|
|
|
|
chosen.bpp = bpp;
|
|
|
|
chosen.planes = planes;
|
|
|
|
chosen.bmsize = bmsize;
|
|
|
|
chosen.bmoffset = bmoffset;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (search == BIGGER)
|
|
|
|
{
|
|
|
|
pdelta = (w * h) - (wanted_w * wanted_h);
|
|
|
|
if ((!have_choice) ||
|
|
|
|
((w >= wanted_w) && (h >= wanted_h) &&
|
|
|
|
(pdelta <= chosen.pdelta) &&
|
|
|
|
(((bpp >= 3) && (bpp >= chosen.bpp)) ||
|
|
|
|
((bpp < 3) && (cols >= chosen.cols)))))
|
|
|
|
{
|
|
|
|
have_choice = 1;
|
|
|
|
if (pdelta < 0) pdelta = 0x7fffffff;
|
|
|
|
chosen.pdelta = pdelta;
|
|
|
|
chosen.w = w;
|
|
|
|
chosen.h = h;
|
|
|
|
chosen.cols = cols;
|
|
|
|
chosen.bpp = bpp;
|
|
|
|
chosen.planes = planes;
|
|
|
|
chosen.bmsize = bmsize;
|
|
|
|
chosen.bmoffset = bmoffset;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (chosen.bmoffset == 0) goto close_file;
|
|
|
|
if (fseek(f, chosen.bmoffset, SEEK_SET) != 0) goto close_file;
|
|
|
|
|
|
|
|
w = chosen.w;
|
|
|
|
h = chosen.h;
|
|
|
|
cols = chosen.cols;
|
|
|
|
bpp = chosen.bpp;
|
|
|
|
// changed since we loaded header?
|
|
|
|
if (((int)ie->w != w) || ((int)ie->h != h)) goto close_file;
|
|
|
|
|
|
|
|
// read bmp header time... let's do some checking
|
|
|
|
if (!read_uint(f, &dword)) goto close_file; // headersize - dont care
|
|
|
|
if (!read_uint(f, &dword)) goto close_file; // width
|
2011-03-12 20:41:30 -08:00
|
|
|
if (dword > 0)
|
|
|
|
{
|
|
|
|
if ((int)dword != w)
|
|
|
|
{
|
|
|
|
w = dword;
|
|
|
|
diff_size = 1;
|
|
|
|
}
|
|
|
|
}
|
2011-03-11 07:07:25 -08:00
|
|
|
if (!read_uint(f, &dword)) goto close_file; // height
|
2011-03-12 20:41:30 -08:00
|
|
|
if (dword > 0)
|
|
|
|
{
|
|
|
|
if ((int)dword != (h * 2))
|
|
|
|
{
|
|
|
|
h = dword / 2;
|
|
|
|
diff_size = 1;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (diff_size)
|
|
|
|
{
|
|
|
|
ERR("Broken ICO file: %s - "
|
|
|
|
" Reporting size of %ix%i in index, but bitmap is %ix%i. "
|
|
|
|
" May be expanded or cropped.",
|
|
|
|
file, ie->w, ie->h, w, h);
|
|
|
|
}
|
2011-03-11 07:07:25 -08:00
|
|
|
if (!read_ushort(f, &word)) goto close_file; // planes
|
|
|
|
planes2 = word;
|
|
|
|
if (!read_ushort(f, &word)) goto close_file; // bitcount
|
|
|
|
bitcount = word;
|
|
|
|
if (!read_uint(f, &dword)) goto close_file; // compression
|
|
|
|
compression = dword;
|
|
|
|
if (!read_uint(f, &dword)) goto close_file; // imagesize
|
|
|
|
imagesize = dword;
|
|
|
|
if (!read_uint(f, &dword)) goto close_file; // z pixels per m
|
|
|
|
if (!read_uint(f, &dword)) goto close_file; // y pizels per m
|
|
|
|
if (!read_uint(f, &dword)) goto close_file; // colors used
|
|
|
|
colorsused = dword;
|
|
|
|
if (!read_uint(f, &dword)) goto close_file; // colors important
|
|
|
|
colorsimportant = dword;
|
2011-03-12 20:41:30 -08:00
|
|
|
|
|
|
|
evas_cache_image_surface_alloc(ie, ie->w, ie->h);
|
|
|
|
surface = evas_cache_image_pixels(ie);
|
|
|
|
if (!surface)
|
|
|
|
{
|
|
|
|
*error = EVAS_LOAD_ERROR_RESOURCE_ALLOCATION_FAILED;
|
|
|
|
goto close_file;
|
|
|
|
}
|
|
|
|
memset(surface, 0, ie->w * ie->h * 4);
|
|
|
|
|
2011-03-11 07:07:25 -08:00
|
|
|
if (!((bitcount == 1) || (bitcount == 4) || (bitcount == 8) ||
|
|
|
|
(bitcount == 24) || (bitcount == 32)))
|
|
|
|
goto close_file;
|
2011-03-12 20:41:30 -08:00
|
|
|
if (bitcount <= 8)
|
|
|
|
{
|
|
|
|
cols2 = 1 << bitcount;
|
|
|
|
if (cols == 0) cols = cols2;
|
|
|
|
if (cols > cols2) cols = cols2;
|
|
|
|
if (cols > 256) cols = 256;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
cols = 0;
|
2011-03-11 07:07:25 -08:00
|
|
|
if (bitcount > 8) cols = 0;
|
2011-03-12 20:41:30 -08:00
|
|
|
|
2011-03-11 07:07:25 -08:00
|
|
|
pal = alloca(256 * 4);
|
|
|
|
for (i = 0; i < cols; i++)
|
|
|
|
{
|
|
|
|
unsigned char a, r, g, b;
|
|
|
|
|
|
|
|
if (fread(&b, 1, 1, f) != 1) goto close_file;
|
|
|
|
if (fread(&g, 1, 1, f) != 1) goto close_file;
|
|
|
|
if (fread(&r, 1, 1, f) != 1) goto close_file;
|
|
|
|
if (fread(&a, 1, 1, f) != 1) goto close_file;
|
|
|
|
a = 0xff;
|
|
|
|
pal[i] = ARGB_JOIN(a, r, g, b);
|
|
|
|
}
|
|
|
|
stride = ((w + 31) / 32);
|
|
|
|
maskbuf = alloca(stride * h);
|
|
|
|
pixbuf = alloca(stride * 32 * 4); // more than enough
|
|
|
|
if (bitcount == 1)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
pstride = stride * 4;
|
2011-03-11 07:07:25 -08:00
|
|
|
for (i = 0; i < h; i++)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
pix = surface + (i * ie->w);
|
|
|
|
if (!right_way_up) pix = surface + ((ie->h - 1 - i) * ie->w);
|
2011-03-11 07:07:25 -08:00
|
|
|
if (fread(pixbuf, pstride, 1, f) != 1) goto close_file;
|
|
|
|
p = pixbuf;
|
2011-03-12 20:41:30 -08:00
|
|
|
if (i >= (int)ie->h) continue;
|
2011-03-11 07:07:25 -08:00
|
|
|
for (j = 0; j < w; j++)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
if (j >= (int)ie->w) break;
|
2011-03-11 07:07:25 -08:00
|
|
|
if ((j & 0x7) == 0x0)
|
|
|
|
{
|
|
|
|
*pix = pal[*p >> 7];
|
|
|
|
}
|
|
|
|
else if ((j & 0x7) == 0x1)
|
|
|
|
{
|
|
|
|
*pix = pal[(*p >> 6) & 0x1];
|
|
|
|
}
|
|
|
|
else if ((j & 0x7) == 0x2)
|
|
|
|
{
|
|
|
|
*pix = pal[(*p >> 5) & 0x1];
|
|
|
|
}
|
|
|
|
else if ((j & 0x7) == 0x3)
|
|
|
|
{
|
|
|
|
*pix = pal[(*p >> 4) & 0x1];
|
|
|
|
}
|
|
|
|
else if ((j & 0x7) == 0x4)
|
|
|
|
{
|
|
|
|
*pix = pal[(*p >> 3) & 0x1];
|
|
|
|
}
|
|
|
|
else if ((j & 0x7) == 0x5)
|
|
|
|
{
|
|
|
|
*pix = pal[(*p >> 2) & 0x1];
|
|
|
|
}
|
|
|
|
else if ((j & 0x7) == 0x6)
|
|
|
|
{
|
|
|
|
*pix = pal[(*p >> 1) & 0x1];
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
*pix = pal[*p & 0x1];
|
|
|
|
p++;
|
|
|
|
}
|
|
|
|
pix++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (bitcount == 4)
|
|
|
|
{
|
|
|
|
pstride = ((w + 7) / 8) * 4;
|
|
|
|
for (i = 0; i < h; i++)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
pix = surface + (i * ie->w);
|
|
|
|
if (!right_way_up) pix = surface + ((ie->h - 1 - i) * ie->w);
|
2011-03-11 07:07:25 -08:00
|
|
|
if (fread(pixbuf, pstride, 1, f) != 1) goto close_file;
|
|
|
|
p = pixbuf;
|
2011-03-12 20:41:30 -08:00
|
|
|
if (i >= (int)ie->h) continue;
|
2011-03-11 07:07:25 -08:00
|
|
|
for (j = 0; j < w; j++)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
if (j >= (int)ie->w) break;
|
2011-03-11 07:07:25 -08:00
|
|
|
if ((j & 0x1) == 0x1)
|
|
|
|
{
|
|
|
|
*pix = pal[*p & 0x0f];
|
|
|
|
p++;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
*pix = pal[*p >> 4];
|
|
|
|
}
|
|
|
|
pix++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (bitcount == 8)
|
|
|
|
{
|
|
|
|
pstride = ((w + 3) / 4) * 4;
|
|
|
|
for (i = 0; i < h; i++)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
pix = surface + (i * ie->w);
|
|
|
|
if (!right_way_up) pix = surface + ((ie->h - 1 - i) * ie->w);
|
2011-03-11 07:07:25 -08:00
|
|
|
if (fread(pixbuf, pstride, 1, f) != 1) goto close_file;
|
|
|
|
p = pixbuf;
|
2011-03-12 20:41:30 -08:00
|
|
|
if (i >= (int)ie->h) continue;
|
2011-03-11 07:07:25 -08:00
|
|
|
for (j = 0; j < w; j++)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
if (j >= (int)ie->w) break;
|
2011-03-11 07:07:25 -08:00
|
|
|
*pix = pal[*p];
|
|
|
|
p++;
|
|
|
|
pix++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (bitcount == 24)
|
|
|
|
{
|
|
|
|
pstride = w * 3;
|
|
|
|
for (i = 0; i < h; i++)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
pix = surface + (i * ie->w);
|
|
|
|
if (!right_way_up) pix = surface + ((ie->h - 1 - i) * ie->w);
|
2011-03-11 07:07:25 -08:00
|
|
|
if (fread(pixbuf, pstride, 1, f) != 1) goto close_file;
|
|
|
|
p = pixbuf;
|
2011-03-12 20:41:30 -08:00
|
|
|
if (i >= (int)ie->h) continue;
|
2011-03-11 07:07:25 -08:00
|
|
|
for (j = 0; j < w; j++)
|
|
|
|
{
|
|
|
|
unsigned char a, r, g, b;
|
|
|
|
|
2011-03-12 20:41:30 -08:00
|
|
|
if (j >= (int)ie->w) break;
|
2011-03-11 07:07:25 -08:00
|
|
|
b = p[0];
|
|
|
|
g = p[1];
|
|
|
|
r = p[2];
|
|
|
|
p += 3;
|
|
|
|
a = 0xff;
|
|
|
|
*pix = ARGB_JOIN(a, r, g, b);
|
|
|
|
pix++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else if (bitcount == 32)
|
|
|
|
{
|
|
|
|
pstride = w * 4;
|
|
|
|
for (i = 0; i < h; i++)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
pix = surface + (i * ie->w);
|
|
|
|
if (!right_way_up) pix = surface + ((ie->h - 1 - i) * ie->w);
|
2011-03-11 07:07:25 -08:00
|
|
|
if (fread(pixbuf, pstride, 1, f) != 1) goto close_file;
|
|
|
|
p = pixbuf;
|
2011-03-12 20:41:30 -08:00
|
|
|
if (i >= (int)ie->h) continue;
|
2011-03-11 07:07:25 -08:00
|
|
|
for (j = 0; j < w; j++)
|
|
|
|
{
|
|
|
|
unsigned char a, r, g, b;
|
|
|
|
|
2011-03-12 20:41:30 -08:00
|
|
|
if (j >= (int)ie->w) break;
|
2011-03-11 07:07:25 -08:00
|
|
|
b = p[0];
|
|
|
|
g = p[1];
|
|
|
|
r = p[2];
|
|
|
|
a = p[3];
|
|
|
|
p += 4;
|
|
|
|
if (a) none_zero_alpha = 1;
|
|
|
|
*pix = ARGB_JOIN(a, r, g, b);
|
|
|
|
pix++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (!none_zero_alpha)
|
|
|
|
{
|
|
|
|
if (fread(maskbuf, stride * 4 * h, 1, f) != 1) goto close_file;
|
|
|
|
// apply mask
|
|
|
|
pix = surface;
|
|
|
|
for (i = 0; i < h; i++)
|
|
|
|
{
|
|
|
|
unsigned char *m;
|
|
|
|
|
2011-03-12 20:41:30 -08:00
|
|
|
pix = surface + (i * ie->w);
|
|
|
|
if (!right_way_up) pix = surface + ((ie->h - 1 - i) * ie->w);
|
2011-03-11 07:07:25 -08:00
|
|
|
m = maskbuf + (stride * i * 4);
|
2011-03-12 20:41:30 -08:00
|
|
|
if (i >= (int)ie->h) continue;
|
2011-03-11 07:07:25 -08:00
|
|
|
for (j = 0; j < w; j++)
|
|
|
|
{
|
2011-03-12 20:41:30 -08:00
|
|
|
if (j >= (int)ie->w) break;
|
2011-03-11 07:07:25 -08:00
|
|
|
if (*m & (1 << (7 - (j & 0x7))))
|
|
|
|
A_VAL(pix) = 0x00;
|
|
|
|
else
|
|
|
|
A_VAL(pix) = 0xff;
|
|
|
|
if ((j & 0x7) == 0x7) m++;
|
|
|
|
pix++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fclose(f);
|
|
|
|
|
|
|
|
evas_common_image_premul(ie);
|
|
|
|
*error = EVAS_LOAD_ERROR_NONE;
|
|
|
|
return EINA_TRUE;
|
|
|
|
|
|
|
|
close_file:
|
|
|
|
fclose(f);
|
|
|
|
return EINA_FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
module_open(Evas_Module *em)
|
|
|
|
{
|
|
|
|
if (!em) return 0;
|
|
|
|
em->functions = (void *)(&evas_image_load_ico_func);
|
|
|
|
return 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
module_close(Evas_Module *em __UNUSED__)
|
|
|
|
{
|
|
|
|
}
|
|
|
|
|
|
|
|
static Evas_Module_Api evas_modapi =
|
|
|
|
{
|
|
|
|
EVAS_MODULE_API_VERSION,
|
|
|
|
"ico",
|
|
|
|
"none",
|
|
|
|
{
|
|
|
|
module_open,
|
|
|
|
module_close
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
EVAS_MODULE_DEFINE(EVAS_MODULE_TYPE_IMAGE_LOADER, image_loader, ico);
|
|
|
|
|
|
|
|
#ifndef EVAS_STATIC_BUILD_ICO
|
|
|
|
EVAS_EINA_MODULE_DEFINE(image_loader, ico);
|
|
|
|
#endif
|