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cocos2d-x/cocos/editor-support/spine/Atlas.h

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+/******************************************************************************
+ * Spine Runtimes License Agreement
+ * Last updated January 1, 2020. Replaces all prior versions.
+ *
+ * Copyright (c) 2013-2020, 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.
+ *****************************************************************************/
+
+#ifndef Spine_Atlas_h
+#define Spine_Atlas_h
+
+#include <spine/Vector.h>
+#include <spine/Extension.h>
+#include <spine/SpineObject.h>
+#include <spine/SpineString.h>
+#include <spine/HasRendererObject.h>
+
+namespace spine {
+enum Format {
+	Format_Alpha,
+	Format_Intensity,
+	Format_LuminanceAlpha,
+	Format_RGB565,
+	Format_RGBA4444,
+	Format_RGB888,
+	Format_RGBA8888
+};
+
+enum TextureFilter {
+	TextureFilter_Unknown,
+	TextureFilter_Nearest,
+	TextureFilter_Linear,
+	TextureFilter_MipMap,
+	TextureFilter_MipMapNearestNearest,
+	TextureFilter_MipMapLinearNearest,
+	TextureFilter_MipMapNearestLinear,
+	TextureFilter_MipMapLinearLinear
+};
+
+enum TextureWrap {
+	TextureWrap_MirroredRepeat,
+	TextureWrap_ClampToEdge,
+	TextureWrap_Repeat
+};
+
+class SP_API AtlasPage : public SpineObject, public HasRendererObject {
+public:
+	String name;
+	String texturePath;
+	Format format;
+	TextureFilter minFilter;
+	TextureFilter magFilter;
+	TextureWrap uWrap;
+	TextureWrap vWrap;
+	int width, height;
+
+	explicit AtlasPage(const String &inName) : name(inName), format(Format_RGBA8888), minFilter(TextureFilter_Nearest),
+		magFilter(TextureFilter_Nearest), uWrap(TextureWrap_ClampToEdge),
+		vWrap(TextureWrap_ClampToEdge), width(0), height(0) {
+	}
+};
+
+class SP_API AtlasRegion : public SpineObject {
+public:
+	AtlasPage *page;
+	String name;
+	int x, y, width, height;
+	float u, v, u2, v2;
+	float offsetX, offsetY;
+	int originalWidth, originalHeight;
+	int index;
+	bool rotate;
+	int degrees;
+	Vector<int> splits;
+	Vector<int> pads;
+};
+
+class TextureLoader;
+
+class SP_API Atlas : public SpineObject {
+public:
+	Atlas(const String &path, TextureLoader *textureLoader, bool createTexture = true);
+
+	Atlas(const char *data, int length, const char *dir, TextureLoader *textureLoader, bool createTexture = true);
+
+	~Atlas();
+
+	void flipV();
+
+	/// Returns the first region found with the specified name. This method uses String comparison to find the region, so the result
+	/// should be cached rather than calling this method multiple times.
+	/// @return The region, or NULL.
+	AtlasRegion *findRegion(const String &name);
+
+	Vector<AtlasPage*> &getPages();
+
+private:
+	Vector<AtlasPage *> _pages;
+	Vector<AtlasRegion *> _regions;
+	TextureLoader *_textureLoader;
+
+	void load(const char *begin, int length, const char *dir, bool createTexture);
+
+	class Str {
+	public:
+		const char *begin;
+		const char *end;
+	};
+
+	static void trim(Str *str);
+
+	/// Tokenize string without modification. Returns 0 on failure
+	static int readLine(const char **begin, const char *end, Str *str);
+
+	/// Moves str->begin past the first occurence of c. Returns 0 on failure
+	static int beginPast(Str *str, char c);
+
+	/// Returns 0 on failure
+	static int readValue(const char **begin, const char *end, Str *str);
+
+	/// Returns the number of tuple values read (1, 2, 4, or 0 for failure)
+	static int readTuple(const char **begin, const char *end, Str tuple[]);
+
+	static char *mallocString(Str *str);
+
+	static int indexOf(const char **array, int count, Str *str);
+
+	static int equals(Str *str, const char *other);
+
+	static int toInt(Str *str);
+
+	static Atlas *abortAtlas(Atlas *atlas);
+};
+}
+
+#endif /* Spine_Atlas_h */