增加spine4.1
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ww-rm
372
SpineRuntimes/SpineRuntime41/Atlas.cs
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372
SpineRuntimes/SpineRuntime41/Atlas.cs
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/******************************************************************************
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* Spine Runtimes License Agreement
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* Last updated July 28, 2023. Replaces all prior versions.
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*
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* Copyright (c) 2013-2023, Esoteric Software LLC
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*
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* Integration of the Spine Runtimes into software or otherwise creating
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* derivative works of the Spine Runtimes is permitted under the terms and
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* conditions of Section 2 of the Spine Editor License Agreement:
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* http://esotericsoftware.com/spine-editor-license
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*
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* Otherwise, it is permitted to integrate the Spine Runtimes into software or
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* otherwise create derivative works of the Spine Runtimes (collectively,
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* "Products"), provided that each user of the Products must obtain their own
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* Spine Editor license and redistribution of the Products in any form must
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* include this license and copyright notice.
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*
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* THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
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* BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THE
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* SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*****************************************************************************/
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#if (UNITY_5 || UNITY_5_3_OR_NEWER || UNITY_WSA || UNITY_WP8 || UNITY_WP8_1)
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#define IS_UNITY
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#endif
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.IO;
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using System.Reflection;
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#if WINDOWS_STOREAPP
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using System.Threading.Tasks;
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using Windows.Storage;
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#endif
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namespace SpineRuntime41 {
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public class Atlas : IEnumerable<AtlasRegion> {
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readonly List<AtlasPage> pages = new List<AtlasPage>();
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List<AtlasRegion> regions = new List<AtlasRegion>();
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TextureLoader textureLoader;
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#region IEnumerable implementation
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public IEnumerator<AtlasRegion> GetEnumerator () {
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return regions.GetEnumerator();
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}
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System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator () {
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return regions.GetEnumerator();
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}
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#endregion
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public List<AtlasRegion> Regions { get { return regions; } }
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public List<AtlasPage> Pages { get { return pages; } }
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#if !(IS_UNITY)
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#if WINDOWS_STOREAPP
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private async Task ReadFile (string path, TextureLoader textureLoader) {
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var folder = Windows.ApplicationModel.Package.Current.InstalledLocation;
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var file = await folder.GetFileAsync(path).AsTask().ConfigureAwait(false);
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using (StreamReader reader = new StreamReader(await file.OpenStreamForReadAsync().ConfigureAwait(false))) {
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try {
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Atlas atlas = new Atlas(reader, Path.GetDirectoryName(path), textureLoader);
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this.pages = atlas.pages;
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this.regions = atlas.regions;
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this.textureLoader = atlas.textureLoader;
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} catch (Exception ex) {
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throw new Exception("Error reading atlas file: " + path, ex);
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}
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}
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}
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public Atlas (string path, TextureLoader textureLoader) {
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this.ReadFile(path, textureLoader).Wait();
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}
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#else
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public Atlas (string path, TextureLoader textureLoader) {
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#if WINDOWS_PHONE
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Stream stream = Microsoft.Xna.Framework.TitleContainer.OpenStream(path);
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using (StreamReader reader = new StreamReader(stream)) {
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#else
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using (StreamReader reader = new StreamReader(path)) {
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#endif // WINDOWS_PHONE
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try {
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Atlas atlas = new Atlas(reader, Path.GetDirectoryName(path), textureLoader);
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this.pages = atlas.pages;
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this.regions = atlas.regions;
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this.textureLoader = atlas.textureLoader;
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} catch (Exception ex) {
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throw new Exception("Error reading atlas file: " + path, ex);
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}
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}
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}
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#endif // WINDOWS_STOREAPP
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#endif
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public Atlas (List<AtlasPage> pages, List<AtlasRegion> regions) {
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if (pages == null) throw new ArgumentNullException("pages", "pages cannot be null.");
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if (regions == null) throw new ArgumentNullException("regions", "regions cannot be null.");
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this.pages = pages;
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this.regions = regions;
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this.textureLoader = null;
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}
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public Atlas (TextReader reader, string imagesDir, TextureLoader textureLoader) {
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if (reader == null) throw new ArgumentNullException("reader", "reader cannot be null.");
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if (imagesDir == null) throw new ArgumentNullException("imagesDir", "imagesDir cannot be null.");
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if (textureLoader == null) throw new ArgumentNullException("textureLoader", "textureLoader cannot be null.");
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this.textureLoader = textureLoader;
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string[] entry = new string[5];
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AtlasPage page = null;
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AtlasRegion region = null;
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Dictionary<string, Action> pageFields = new Dictionary<string, Action>(5);
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pageFields.Add("size", () => {
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page.width = int.Parse(entry[1], CultureInfo.InvariantCulture);
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page.height = int.Parse(entry[2], CultureInfo.InvariantCulture);
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});
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pageFields.Add("format", () => {
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page.format = (Format)Enum.Parse(typeof(Format), entry[1], false);
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});
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pageFields.Add("filter", () => {
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page.minFilter = (TextureFilter)Enum.Parse(typeof(TextureFilter), entry[1], false);
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page.magFilter = (TextureFilter)Enum.Parse(typeof(TextureFilter), entry[2], false);
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});
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pageFields.Add("repeat", () => {
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if (entry[1].IndexOf('x') != -1) page.uWrap = TextureWrap.Repeat;
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if (entry[1].IndexOf('y') != -1) page.vWrap = TextureWrap.Repeat;
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});
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pageFields.Add("pma", () => {
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page.pma = entry[1] == "true";
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});
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Dictionary<string, Action> regionFields = new Dictionary<string, Action>(8);
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regionFields.Add("xy", () => { // Deprecated, use bounds.
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region.x = int.Parse(entry[1], CultureInfo.InvariantCulture);
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region.y = int.Parse(entry[2], CultureInfo.InvariantCulture);
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});
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regionFields.Add("size", () => { // Deprecated, use bounds.
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region.width = int.Parse(entry[1], CultureInfo.InvariantCulture);
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region.height = int.Parse(entry[2], CultureInfo.InvariantCulture);
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});
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regionFields.Add("bounds", () => {
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region.x = int.Parse(entry[1], CultureInfo.InvariantCulture);
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region.y = int.Parse(entry[2], CultureInfo.InvariantCulture);
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region.width = int.Parse(entry[3], CultureInfo.InvariantCulture);
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region.height = int.Parse(entry[4], CultureInfo.InvariantCulture);
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});
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regionFields.Add("offset", () => { // Deprecated, use offsets.
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region.offsetX = int.Parse(entry[1], CultureInfo.InvariantCulture);
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region.offsetY = int.Parse(entry[2], CultureInfo.InvariantCulture);
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});
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regionFields.Add("orig", () => { // Deprecated, use offsets.
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region.originalWidth = int.Parse(entry[1], CultureInfo.InvariantCulture);
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region.originalHeight = int.Parse(entry[2], CultureInfo.InvariantCulture);
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});
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regionFields.Add("offsets", () => {
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region.offsetX = int.Parse(entry[1], CultureInfo.InvariantCulture);
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region.offsetY = int.Parse(entry[2], CultureInfo.InvariantCulture);
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region.originalWidth = int.Parse(entry[3], CultureInfo.InvariantCulture);
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region.originalHeight = int.Parse(entry[4], CultureInfo.InvariantCulture);
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});
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regionFields.Add("rotate", () => {
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string value = entry[1];
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if (value == "true")
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region.degrees = 90;
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else if (value != "false")
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region.degrees = int.Parse(value, CultureInfo.InvariantCulture);
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});
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regionFields.Add("index", () => {
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region.index = int.Parse(entry[1], CultureInfo.InvariantCulture);
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});
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string line = reader.ReadLine();
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// Ignore empty lines before first entry.
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while (line != null && line.Trim().Length == 0)
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line = reader.ReadLine();
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// Header entries.
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while (true) {
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if (line == null || line.Trim().Length == 0) break;
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if (ReadEntry(entry, line) == 0) break; // Silently ignore all header fields.
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line = reader.ReadLine();
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}
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// Page and region entries.
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List<string> names = null;
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List<int[]> values = null;
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while (true) {
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if (line == null) break;
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if (line.Trim().Length == 0) {
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page = null;
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line = reader.ReadLine();
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} else if (page == null) {
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page = new AtlasPage();
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page.name = line.Trim();
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while (true) {
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if (ReadEntry(entry, line = reader.ReadLine()) == 0) break;
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Action field;
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if (pageFields.TryGetValue(entry[0], out field)) field(); // Silently ignore unknown page fields.
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}
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textureLoader.Load(page, Path.Combine(imagesDir, page.name));
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pages.Add(page);
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} else {
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region = new AtlasRegion();
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region.page = page;
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region.name = line;
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while (true) {
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int count = ReadEntry(entry, line = reader.ReadLine());
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if (count == 0) break;
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Action field;
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if (regionFields.TryGetValue(entry[0], out field))
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field();
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else {
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if (names == null) {
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names = new List<string>(8);
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values = new List<int[]>(8);
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}
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names.Add(entry[0]);
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int[] entryValues = new int[count];
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for (int i = 0; i < count; i++)
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int.TryParse(entry[i + 1], NumberStyles.Any, CultureInfo.InvariantCulture, out entryValues[i]); // Silently ignore non-integer values.
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values.Add(entryValues);
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}
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}
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if (region.originalWidth == 0 && region.originalHeight == 0) {
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region.originalWidth = region.width;
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region.originalHeight = region.height;
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}
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if (names != null && names.Count > 0) {
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region.names = names.ToArray();
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region.values = values.ToArray();
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names.Clear();
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values.Clear();
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}
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region.u = region.x / (float)page.width;
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region.v = region.y / (float)page.height;
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if (region.degrees == 90) {
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region.u2 = (region.x + region.height) / (float)page.width;
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region.v2 = (region.y + region.width) / (float)page.height;
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int tempSwap = region.packedWidth;
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region.packedWidth = region.packedHeight;
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region.packedHeight = tempSwap;
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} else {
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region.u2 = (region.x + region.width) / (float)page.width;
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region.v2 = (region.y + region.height) / (float)page.height;
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}
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regions.Add(region);
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}
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}
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}
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static private int ReadEntry (string[] entry, string line) {
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if (line == null) return 0;
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line = line.Trim();
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if (line.Length == 0) return 0;
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int colon = line.IndexOf(':');
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if (colon == -1) return 0;
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entry[0] = line.Substring(0, colon).Trim();
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for (int i = 1, lastMatch = colon + 1; ; i++) {
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int comma = line.IndexOf(',', lastMatch);
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if (comma == -1) {
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entry[i] = line.Substring(lastMatch).Trim();
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return i;
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}
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entry[i] = line.Substring(lastMatch, comma - lastMatch).Trim();
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lastMatch = comma + 1;
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if (i == 4) return 4;
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}
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}
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public void FlipV () {
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for (int i = 0, n = regions.Count; i < n; i++) {
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AtlasRegion region = regions[i];
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region.v = 1 - region.v;
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region.v2 = 1 - region.v2;
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}
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}
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/// <summary>Returns the first region found with the specified name. This method uses string comparison to find the region, so the result
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/// should be cached rather than calling this method multiple times.</summary>
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/// <returns>The region, or null.</returns>
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public AtlasRegion FindRegion (string name) {
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for (int i = 0, n = regions.Count; i < n; i++)
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if (regions[i].name == name) return regions[i];
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return null;
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}
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public void Dispose () {
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if (textureLoader == null) return;
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for (int i = 0, n = pages.Count; i < n; i++)
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textureLoader.Unload(pages[i].rendererObject);
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}
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}
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public enum Format {
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Alpha,
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Intensity,
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LuminanceAlpha,
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RGB565,
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RGBA4444,
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RGB888,
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RGBA8888
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}
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public enum TextureFilter {
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Nearest,
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Linear,
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MipMap,
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MipMapNearestNearest,
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MipMapLinearNearest,
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MipMapNearestLinear,
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MipMapLinearLinear
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}
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public enum TextureWrap {
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MirroredRepeat,
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ClampToEdge,
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Repeat
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}
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public class AtlasPage {
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public string name;
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public int width, height;
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public Format format = Format.RGBA8888;
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public TextureFilter minFilter = TextureFilter.Nearest;
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public TextureFilter magFilter = TextureFilter.Nearest;
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public TextureWrap uWrap = TextureWrap.ClampToEdge;
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public TextureWrap vWrap = TextureWrap.ClampToEdge;
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public bool pma;
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public object rendererObject;
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public AtlasPage Clone () {
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return MemberwiseClone() as AtlasPage;
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}
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}
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public class AtlasRegion : TextureRegion {
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public AtlasPage page;
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public string name;
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public int x, y;
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public float offsetX, offsetY;
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public int originalWidth, originalHeight;
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public int packedWidth { get { return width; } set { width = value; } }
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public int packedHeight { get { return height; } set { height = value; } }
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public int degrees;
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public bool rotate;
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public int index;
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public string[] names;
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public int[][] values;
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override public int OriginalWidth { get { return originalWidth; } }
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override public int OriginalHeight { get { return originalHeight; } }
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public AtlasRegion Clone () {
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return MemberwiseClone() as AtlasRegion;
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}
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}
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public interface TextureLoader {
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void Load (AtlasPage page, string path);
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void Unload (Object texture);
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}
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}
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Block a user