mirror of https://github.com/axmolengine/axmol.git
339 lines
9.5 KiB
C++
339 lines
9.5 KiB
C++
/*******************************************************************************
|
|
* Copyright (c) 2013, Esoteric Software
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
|
|
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
******************************************************************************/
|
|
|
|
#include <spine/Atlas.h>
|
|
#include <ctype.h>
|
|
#include <spine/extension.h>
|
|
|
|
namespace cocos2d { namespace extension {
|
|
|
|
AtlasPage* AtlasPage_create (const char* name) {
|
|
AtlasPage* self = NEW(AtlasPage);
|
|
MALLOC_STR(self->name, name);
|
|
return self;
|
|
}
|
|
|
|
void AtlasPage_dispose (AtlasPage* self) {
|
|
_AtlasPage_disposeTexture(self);
|
|
FREE(self->name);
|
|
FREE(self);
|
|
}
|
|
|
|
/**/
|
|
|
|
AtlasRegion* AtlasRegion_create () {
|
|
return NEW(AtlasRegion) ;
|
|
}
|
|
|
|
void AtlasRegion_dispose (AtlasRegion* self) {
|
|
FREE(self->name);
|
|
FREE(self->splits);
|
|
FREE(self->pads);
|
|
FREE(self);
|
|
}
|
|
|
|
/**/
|
|
|
|
typedef struct {
|
|
const char* begin;
|
|
const char* end;
|
|
} Str;
|
|
|
|
static void trim (Str* str) {
|
|
while (isspace(*str->begin) && str->begin < str->end)
|
|
(str->begin)++;
|
|
if (str->begin == str->end) return;
|
|
str->end--;
|
|
while (isspace(*str->end) && str->end >= str->begin)
|
|
str->end--;
|
|
str->end++;
|
|
}
|
|
|
|
/* Tokenize string without modification. Returns 0 on failure. */
|
|
static int readLine (const char* begin, const char* end, Str* str) {
|
|
static const char* nextStart;
|
|
if (begin) {
|
|
nextStart = begin;
|
|
return 1;
|
|
}
|
|
if (nextStart == end) return 0;
|
|
str->begin = nextStart;
|
|
|
|
/* Find next delimiter. */
|
|
while (nextStart != end && *nextStart != '\n')
|
|
nextStart++;
|
|
|
|
str->end = nextStart;
|
|
trim(str);
|
|
|
|
if (nextStart != end) nextStart++;
|
|
return 1;
|
|
}
|
|
|
|
/* Moves str->begin past the first occurence of c. Returns 0 on failure. */
|
|
static int beginPast (Str* str, char c) {
|
|
const char* begin = str->begin;
|
|
while (1) {
|
|
char lastSkippedChar = *begin;
|
|
if (begin == str->end) return 0;
|
|
begin++;
|
|
if (lastSkippedChar == c) break;
|
|
}
|
|
str->begin = begin;
|
|
return 1;
|
|
}
|
|
|
|
/* Returns 0 on failure. */
|
|
static int readValue (const char* end, Str* str) {
|
|
readLine(0, end, str);
|
|
if (!beginPast(str, ':')) return 0;
|
|
trim(str);
|
|
return 1;
|
|
}
|
|
|
|
/* Returns the number of tuple values read (2, 4, or 0 for failure). */
|
|
static int readTuple (const char* end, Str tuple[]) {
|
|
int i;
|
|
Str str = {NULL};
|
|
readLine(0, end, &str);
|
|
if (!beginPast(&str, ':')) return 0;
|
|
|
|
for (i = 0; i < 3; ++i) {
|
|
tuple[i].begin = str.begin;
|
|
if (!beginPast(&str, ',')) {
|
|
if (i == 0) return 0;
|
|
break;
|
|
}
|
|
tuple[i].end = str.begin - 2;
|
|
trim(&tuple[i]);
|
|
}
|
|
tuple[i].begin = str.begin;
|
|
tuple[i].end = str.end;
|
|
trim(&tuple[i]);
|
|
return i + 1;
|
|
}
|
|
|
|
static char* mallocString (Str* str) {
|
|
int length = str->end - str->begin;
|
|
char* string = MALLOC(char, length + 1);
|
|
memcpy(string, str->begin, length);
|
|
string[length] = '\0';
|
|
return string;
|
|
}
|
|
|
|
static int indexOf (const char** array, int count, Str* str) {
|
|
int length = str->end - str->begin;
|
|
int i;
|
|
for (i = count - 1; i >= 0; i--)
|
|
if (strncmp(array[i], str->begin, length) == 0) return i;
|
|
return -1;
|
|
}
|
|
|
|
static int equals (Str* str, const char* other) {
|
|
return strncmp(other, str->begin, str->end - str->begin) == 0;
|
|
}
|
|
|
|
static int toInt (Str* str) {
|
|
return strtol(str->begin, (char**)&str->end, 10);
|
|
}
|
|
|
|
static Atlas* abortAtlas (Atlas* self) {
|
|
Atlas_dispose(self);
|
|
return 0;
|
|
}
|
|
|
|
static const char* formatNames[] = {"Alpha", "Intensity", "LuminanceAlpha", "RGB565", "RGBA4444", "RGB888", "RGBA8888"};
|
|
static const char* textureFilterNames[] = {"Nearest", "Linear", "MipMap", "MipMapNearestNearest", "MipMapLinearNearest",
|
|
"MipMapNearestLinear", "MipMapLinearLinear"};
|
|
|
|
Atlas* Atlas_readAtlas (const char* begin, int length, const char* dir) {
|
|
int count;
|
|
const char* end = begin + length;
|
|
int dirLength = strlen(dir);
|
|
int needsSlash = dirLength > 0 && dir[dirLength - 1] != '/' && dir[dirLength - 1] != '\\';
|
|
|
|
Atlas* self = NEW(Atlas);
|
|
|
|
AtlasPage *page = 0;
|
|
AtlasPage *lastPage = 0;
|
|
AtlasRegion *lastRegion = 0;
|
|
Str str;
|
|
Str tuple[4];
|
|
readLine(begin, 0, 0);
|
|
while (readLine(0, end, &str)) {
|
|
if (str.end - str.begin == 0) {
|
|
page = 0;
|
|
} else if (!page) {
|
|
char* name = mallocString(&str);
|
|
char* path = MALLOC(char, dirLength + needsSlash + strlen(name) + 1);
|
|
memcpy(path, dir, dirLength);
|
|
if (needsSlash) path[dirLength] = '/';
|
|
strcpy(path + dirLength + needsSlash, name);
|
|
|
|
page = AtlasPage_create(name);
|
|
FREE(name);
|
|
if (lastPage)
|
|
lastPage->next = page;
|
|
else
|
|
self->pages = page;
|
|
lastPage = page;
|
|
|
|
if (!readValue(end, &str)) return abortAtlas(self);
|
|
page->format = (AtlasFormat)indexOf(formatNames, 7, &str);
|
|
|
|
if (!readTuple(end, tuple)) return abortAtlas(self);
|
|
page->minFilter = (AtlasFilter)indexOf(textureFilterNames, 7, tuple);
|
|
page->magFilter = (AtlasFilter)indexOf(textureFilterNames, 7, tuple + 1);
|
|
|
|
if (!readValue(end, &str)) return abortAtlas(self);
|
|
if (!equals(&str, "none")) {
|
|
page->uWrap = *str.begin == 'x' ? ATLAS_REPEAT : (*str.begin == 'y' ? ATLAS_CLAMPTOEDGE : ATLAS_REPEAT);
|
|
page->vWrap = *str.begin == 'x' ? ATLAS_CLAMPTOEDGE : (*str.begin == 'y' ? ATLAS_REPEAT : ATLAS_REPEAT);
|
|
}
|
|
|
|
_AtlasPage_createTexture(page, path);
|
|
FREE(path);
|
|
} else {
|
|
AtlasRegion *region = AtlasRegion_create();
|
|
if (lastRegion)
|
|
lastRegion->next = region;
|
|
else
|
|
self->regions = region;
|
|
lastRegion = region;
|
|
|
|
region->page = page;
|
|
region->name = mallocString(&str);
|
|
|
|
if (!readValue(end, &str)) return abortAtlas(self);
|
|
region->rotate = equals(&str, "true");
|
|
|
|
if (readTuple(end, tuple) != 2) return abortAtlas(self);
|
|
region->x = toInt(tuple);
|
|
region->y = toInt(tuple + 1);
|
|
|
|
if (readTuple(end, tuple) != 2) return abortAtlas(self);
|
|
region->width = toInt(tuple);
|
|
region->height = toInt(tuple + 1);
|
|
|
|
region->u = region->x / (float)page->width;
|
|
region->v = region->y / (float)page->height;
|
|
if (region->rotate) {
|
|
region->u2 = (region->x + region->height) / (float)page->width;
|
|
region->v2 = (region->y + region->width) / (float)page->height;
|
|
} else {
|
|
region->u2 = (region->x + region->width) / (float)page->width;
|
|
region->v2 = (region->y + region->height) / (float)page->height;
|
|
}
|
|
|
|
if (!(count = readTuple(end, tuple))) return abortAtlas(self);
|
|
if (count == 4) { /* split is optional */
|
|
region->splits = MALLOC(int, 4);
|
|
region->splits[0] = toInt(tuple);
|
|
region->splits[1] = toInt(tuple + 1);
|
|
region->splits[2] = toInt(tuple + 2);
|
|
region->splits[3] = toInt(tuple + 3);
|
|
|
|
if (!(count = readTuple(end, tuple))) return abortAtlas(self);
|
|
if (count == 4) { /* pad is optional, but only present with splits */
|
|
region->pads = MALLOC(int, 4);
|
|
region->pads[0] = toInt(tuple);
|
|
region->pads[1] = toInt(tuple + 1);
|
|
region->pads[2] = toInt(tuple + 2);
|
|
region->pads[3] = toInt(tuple + 3);
|
|
|
|
if (!readTuple(end, tuple)) return abortAtlas(self);
|
|
}
|
|
}
|
|
|
|
region->originalWidth = toInt(tuple);
|
|
region->originalHeight = toInt(tuple + 1);
|
|
|
|
readTuple(end, tuple);
|
|
region->offsetX = toInt(tuple);
|
|
region->offsetY = toInt(tuple + 1);
|
|
|
|
if (!readValue(end, &str)) return abortAtlas(self);
|
|
region->index = toInt(&str);
|
|
}
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
Atlas* Atlas_readAtlasFile (const char* path) {
|
|
int dirLength;
|
|
char *dir;
|
|
int length;
|
|
const char* data;
|
|
|
|
Atlas* atlas = 0;
|
|
|
|
/* Get directory from atlas path. */
|
|
const char* lastForwardSlash = strrchr(path, '/');
|
|
const char* lastBackwardSlash = strrchr(path, '\\');
|
|
const char* lastSlash = lastForwardSlash > lastBackwardSlash ? lastForwardSlash : lastBackwardSlash;
|
|
if (lastSlash == path) lastSlash++; /* Never drop starting slash. */
|
|
dirLength = lastSlash ? lastSlash - path : 0;
|
|
dir = MALLOC(char, dirLength + 1);
|
|
memcpy(dir, path, dirLength);
|
|
dir[dirLength] = '\0';
|
|
|
|
data = _Util_readFile(path, &length);
|
|
if (data) atlas = Atlas_readAtlas(data, length, dir);
|
|
|
|
FREE(data);
|
|
FREE(dir);
|
|
return atlas;
|
|
}
|
|
|
|
void Atlas_dispose (Atlas* self) {
|
|
AtlasRegion* region, *nextRegion;
|
|
AtlasPage* page = self->pages;
|
|
while (page) {
|
|
AtlasPage* nextPage = page->next;
|
|
AtlasPage_dispose(page);
|
|
page = nextPage;
|
|
}
|
|
|
|
region = self->regions;
|
|
while (region) {
|
|
nextRegion = region->next;
|
|
AtlasRegion_dispose(region);
|
|
region = nextRegion;
|
|
}
|
|
|
|
FREE(self);
|
|
}
|
|
|
|
AtlasRegion* Atlas_findRegion (const Atlas* self, const char* name) {
|
|
AtlasRegion* region = self->regions;
|
|
while (region) {
|
|
if (strcmp(region->name, name) == 0) return region;
|
|
region = region->next;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
}} // namespace cocos2d { namespace extension {
|