FileTexturePack is now functional and loads from a zip file in ./resourcepacks

Minecraft.Client/FileTexturePack.cpp

@@ -1,12 +1,44 @@
 #include "stdafx.h"
 #include "FileTexturePack.h"
+#include "TexturePackRepository.h"
+#include "..\Minecraft.World\StringHelpers.h"
 
 FileTexturePack::FileTexturePack(DWORD id, File *file, TexturePack *fallback) : AbstractTexturePack(id, file, file->getName(), fallback)
 {
 	// 4J Stu - These calls need to be in the most derived version of the class
+	loadZipFile(file);
+	if (!zipFile) {
+		return;
+	}
+
+	if (id)
+		this->id = id;
+
+	loadColourTable();
 	loadIcon();
-	loadName();
+	loadName(file);
 	loadDescription();
+	checkTexSize();
+}
+
+
+DLCPack* FileTexturePack::getDLCPack()
+{
+	return NULL;
+}
+
+bool FileTexturePack::hasAudio() { // todo - add audio replacement support
+	return false;
+}
+
+bool FileTexturePack::hasData()
+{
+	return !_iconData.empty() && zipFile != nullptr;
+}
+
+bool FileTexturePack::isLoadingData()
+{
+	return false;
 }
 
 void FileTexturePack::unload(Textures *textures)
@@ -24,8 +56,35 @@ void FileTexturePack::unload(Textures *textures)
 #endif
 }
 
-InputStream *FileTexturePack::getResourceImplementation(const wstring &name) //throws IOException
-{
+wstring FileTexturePack::getAnimationString(const wstring& textureName, const wstring& path, bool allowFallback) {
+	// copy paste of base class method, except I return null and check for existence in getResource
+	// so it is fine to skip checking if the file exists and this allows a decent speedup
+	
+	std::wstring result = L"";
+	InputStream* fileStream = getResource(L"\\" + path + textureName + L".txt", true);
+
+	if (fileStream) {
+		InputStreamReader isr(fileStream);
+		BufferedReader br(&isr);
+
+		wstring line = br.readLine();
+		while (!line.empty())
+		{
+			line = trimString(line);
+			if (line.length() > 0)
+			{
+				result.append(L",");
+				result.append(line);
+			}
+			line = br.readLine();
+		}
+		delete fileStream;
+	}
+
+	return result;
+}
+
+InputStream *FileTexturePack::getResourceImplementation(const wstring &name) {
 #if 0
 	loadZipFile();
 
@@ -36,7 +95,13 @@ InputStream *FileTexturePack::getResourceImplementation(const wstring &name) //t
 
 	return zipFile.getInputStream(entry);
 #endif
-	return NULL;
+	app.DebugPrintf("ZIP: resource - %ls\n", name.c_str());
+
+	auto entry = zipFile->getEntry(&name);
+	if (entry) {
+		return zipFile->getInputStream(entry.get());
+	}
+	return nullptr;
 }
 
 bool FileTexturePack::hasFile(const wstring &name)
@@ -49,19 +114,89 @@ bool FileTexturePack::hasFile(const wstring &name)
 	} catch (Exception e) {
 		return false;
 	}
+#endif
+#if (defined _WIN64)
+	
+
+	return zipFile->hasFile(&name);
 #endif
 	return false;
 }
 
-void FileTexturePack::loadZipFile() //throws IOException
+BufferedImage* FileTexturePack::getImageResource(const wstring& file, bool filenameHasExtension, bool bTitleUpdateTexture, const wstring& drive){
+	app.DebugPrintf("ZIP: image - %ls\n", file.c_str());
+
+	if (file == L"terrain.png" && terrainAtlas.get() != nullptr)
+		return terrainAtlas.release();
+
+	if (file == L"items.png" && itemAtlas.get() != nullptr)
+		return itemAtlas.release();
+
+	std::wstring f = file;
+	auto it = AbstractTexturePack::INDEXED_TO_JAVA_MAP.find(L"res/" + file);
+	if (it != INDEXED_TO_JAVA_MAP.end()) {
+		f = L"assets/minecraft/textures/" + it->second;
+	}
+
+	auto folderSep = file.find_last_of(L"/") + 1;
+	auto find = file.find(L"res/");
+	if (folderSep != file.npos && file.find(L"res/") == 0)
+		f = file.substr(folderSep, file.length() - folderSep);
+
+	//f = L"assets/minecraft/textures/" + f;
+	auto imageData = zipFile->extract(&f);
+	if (!imageData.empty()) {
+		auto image = new BufferedImage(imageData.data(), imageData.size());
+		return image;
+	}
+
+	app.DebugPrintf("ZIP: failed to find %ls fetching from default\n", file.c_str());
+
+	TexturePackRepository* repo = Minecraft::GetInstance()->skins;
+	return repo->getDefault()->getImageResource(file, filenameHasExtension, bTitleUpdateTexture);
+}
+
+void FileTexturePack::loadIcon() {
+	if (zipFile->hasFile("pack.png")) {
+		app.DebugPrintf("Found pack.png in zip file, loading as icon\n");
+		// auto zipFileEntry = zipFile->getEntry(&std::wstring(L"pack.png"));
+		_iconData = zipFile->extract(&std::wstring(L"pack.png"));
+		if (!_iconData.empty()) {
+			iconImage = new BufferedImage(_iconData.data(), _iconData.size());
+			m_iconData = _iconData.data();
+			m_iconSize = _iconData.size();
+		} else
+			app.DebugPrintf("Failed to load pack.png from zip file\n");
+	}
+}
+
+PBYTE FileTexturePack::getPackIcon(DWORD& dwImageBytes) {
+	if (_iconData.empty()) loadIcon();
+	if (!_iconData.empty()) { 
+		dwImageBytes = m_iconSize;
+		return _iconData.data(); 
+	}
+	return NULL;
+}
+
+void FileTexturePack::loadName(File *file) {
+	std::wstring name = file->getName();
+	int pathSep = max(name.find_last_of('/'), name.find_last_of('\\')) + 1;
+	int extSep = name.find_last_of('.');
+	if (extSep < 0) {
+		extSep = name.length();
+	}
+	name = name.substr(pathSep, extSep - pathSep);
+	texname = name;
+}
+
+void FileTexturePack::loadZipFile(File* file) //throws IOException
 {
-#if 0
-	if (zipFile != null) {
+	if (file == NULL || file->getName() == L"") {
 		return;
 	}
 
-	zipFile = new ZipFile(file);
-#endif
+	zipFile = std::make_unique<ZipFile>(file);
 }
 
 bool FileTexturePack::isTerrainUpdateCompatible()

Minecraft.Client/FileTexturePack.h

@@ -1,5 +1,6 @@
 #pragma once
 #include "AbstractTexturePack.h"
+#include "../Minecraft.World/ZipFile.h"
 //class ZipFile;
 class BufferedImage;
 class File;
@@ -9,23 +10,35 @@ using namespace std;
 class FileTexturePack : public AbstractTexturePack
 {
 private:
-	//ZipFile *zipFile;
+	std::unique_ptr<ZipFile> zipFile;
+	std::vector<BYTE> _iconData;
+	DWORD id;
+	bool _hasAudio;
 
 public:
 	FileTexturePack(DWORD id, File *file, TexturePack *fallback);
 
 	//@Override
 	void unload(Textures *textures);
+	DLCPack* getDLCPack();
+	bool hasAudio();
+	bool hasData();
+	void loadIcon();
+	PBYTE getPackIcon(DWORD& dwImageBytes);
+	void loadName(File *file);
+	bool isLoadingData();
+	wstring getAnimationString(const wstring& textureName, const wstring& path, bool allowFallback);
 
 protected:
-	InputStream *getResourceImplementation(const wstring &name); //throws IOException
+	InputStream* getResourceImplementation(const wstring& name);
 
 public:
 	//@Override
 	bool hasFile(const wstring &name);
+	BufferedImage* getImageResource(const wstring& File, bool filenameHasExtension = false, bool bTitleUpdateTexture = false, const wstring& drive = L"");
 
 private:
-	void loadZipFile(); //throws IOException
+	void loadZipFile(File* file);
 
 public:
 	bool isTerrainUpdateCompatible();