加入5套spine官方运行时

DateToSpine/third_party/spine-runtimes/4.3/spine-cpp/src/spine/Extension.cpp

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+/******************************************************************************
+ * Spine Runtimes License Agreement
+ * Last updated April 5, 2025. Replaces all prior versions.
+ *
+ * Copyright (c) 2013-2025, Esoteric Software LLC
+ *
+ * Integration of the Spine Runtimes into software or otherwise creating
+ * derivative works of the Spine Runtimes is permitted under the terms and
+ * conditions of Section 2 of the Spine Editor License Agreement:
+ * http://esotericsoftware.com/spine-editor-license
+ *
+ * Otherwise, it is permitted to integrate the Spine Runtimes into software
+ * or otherwise create derivative works of the Spine Runtimes (collectively,
+ * "Products"), provided that each user of the Products must obtain their own
+ * Spine Editor license and redistribution of the Products in any form must
+ * include this license and copyright notice.
+ *
+ * THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "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 ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
+ * BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) 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
+ * THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *****************************************************************************/
+
+#include <spine/Extension.h>
+#include <spine/SpineString.h>
+
+#include <assert.h>
+
+using namespace spine;
+
+SpineExtension *SpineExtension::_instance = NULL;
+
+void SpineExtension::setInstance(SpineExtension *inValue) {
+	assert(inValue);
+
+	_instance = inValue;
+}
+
+SpineExtension *SpineExtension::getInstance() {
+	if (!_instance) _instance = getDefaultExtension();
+	assert(_instance);
+
+	return _instance;
+}
+
+SpineExtension::~SpineExtension() {
+}
+
+SpineExtension::SpineExtension() {
+}
+
+DefaultSpineExtension::~DefaultSpineExtension() {
+}
+
+void *DefaultSpineExtension::_alloc(size_t size, const char *file, int line) {
+	SP_UNUSED(file);
+	SP_UNUSED(line);
+
+	if (size == 0) return 0;
+	void *ptr = ::malloc(size);
+	return ptr;
+}
+
+void *DefaultSpineExtension::_calloc(size_t size, const char *file, int line) {
+	SP_UNUSED(file);
+	SP_UNUSED(line);
+
+	if (size == 0) return 0;
+
+	void *ptr = ::malloc(size);
+	if (ptr) {
+		memset(ptr, 0, size);
+	}
+	return ptr;
+}
+
+void *DefaultSpineExtension::_realloc(void *ptr, size_t size, const char *file, int line) {
+	SP_UNUSED(file);
+	SP_UNUSED(line);
+
+	void *mem = NULL;
+	if (size == 0) return 0;
+	if (ptr == NULL)
+		mem = ::malloc(size);
+	else
+		mem = ::realloc(ptr, size);
+	return mem;
+}
+
+void DefaultSpineExtension::_free(void *mem, const char *file, int line) {
+	SP_UNUSED(file);
+	SP_UNUSED(line);
+
+	::free(mem);
+}
+
+char *DefaultSpineExtension::_readFile(const String &path, int *length) {
+#if !defined(__EMSCRIPTEN__) && !defined(SPINE_NO_FILE_IO)
+	char *data;
+	FILE *file = fopen(path.buffer(), "rb");
+	if (!file) return 0;
+
+	fseek(file, 0, SEEK_END);
+	*length = (int) ftell(file);
+	fseek(file, 0, SEEK_SET);
+
+	data = SpineExtension::alloc<char>(*length, __FILE__, __LINE__);
+	fread(data, 1, *length, file);
+	fclose(file);
+
+	return data;
+#else
+	return nullptr;
+#endif
+}
+
+DefaultSpineExtension::DefaultSpineExtension() : SpineExtension() {
+}