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/*
Copyright 2017 TeamWin
This file is part of TWRP/TeamWin Recovery Project.
TWRP is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
TWRP is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with TWRP. If not, see <http://www.gnu.org/licenses/>.
*/
// resources.hpp - Base classes for resource management of GUI
#ifndef _RESOURCE_HEADER
#define _RESOURCE_HEADER
#include <string>
#include <vector>
#include <map>
#include "rapidxml.hpp"
#include "../zipwrap.hpp"
extern "C" {
#include "../minuitwrp/minui.h"
}
// Base Objects
class Resource
{
public:
Resource(xml_node<>* node, ZipWrap* pZip);
virtual ~Resource() {}
public:
std::string GetName() { return mName; }
private:
std::string mName;
protected:
static int ExtractResource(ZipWrap* pZip, std::string folderName, std::string fileName, std::string fileExtn, std::string destFile);
static void LoadImage(ZipWrap* pZip, std::string file, gr_surface* surface);
static void CheckAndScaleImage(gr_surface source, gr_surface* destination, int retain_aspect);
};
class FontResource : public Resource
{
public:
FontResource(xml_node<>* node, ZipWrap* pZip);
virtual ~FontResource();
public:
void* GetResource() { return this ? mFont : NULL; }
int GetHeight() { return gr_ttf_getMaxFontHeight(this ? mFont : NULL); }
void Override(xml_node<>* node, ZipWrap* pZip);
protected:
void* mFont;
private:
void LoadFont(xml_node<>* node, ZipWrap* pZip);
void DeleteFont();
private:
int origFontSize;
void* origFont;
};
class ImageResource : public Resource
{
public:
ImageResource(xml_node<>* node, ZipWrap* pZip);
virtual ~ImageResource();
public:
gr_surface GetResource() { return this ? mSurface : NULL; }
int GetWidth() { return gr_get_width(this ? mSurface : NULL); }
int GetHeight() { return gr_get_height(this ? mSurface : NULL); }
protected:
gr_surface mSurface;
};
class AnimationResource : public Resource
{
public:
AnimationResource(xml_node<>* node, ZipWrap* pZip);
virtual ~AnimationResource();
public:
gr_surface GetResource() { return (!this || mSurfaces.empty()) ? NULL : mSurfaces.at(0); }
gr_surface GetResource(int entry) { return (!this || mSurfaces.empty()) ? NULL : mSurfaces.at(entry); }
int GetWidth() { return gr_get_width(this ? GetResource() : NULL); }
int GetHeight() { return gr_get_height(this ? GetResource() : NULL); }
int GetResourceCount() { return mSurfaces.size(); }
protected:
std::vector<gr_surface> mSurfaces;
};
class ResourceManager
{
public:
ResourceManager();
virtual ~ResourceManager();
void AddStringResource(std::string resource_source, std::string resource_name, std::string value);
void LoadResources(xml_node<>* resList, ZipWrap* pZip, std::string resource_source);
public:
FontResource* FindFont(const std::string& name) const;
ImageResource* FindImage(const std::string& name) const;
AnimationResource* FindAnimation(const std::string& name) const;
std::string FindString(const std::string& name) const;
std::string FindString(const std::string& name, const std::string& default_string) const;
void DumpStrings() const;
private:
struct string_resource_struct {
std::string value;
std::string source;
};
std::vector<FontResource*> mFonts;
std::vector<ImageResource*> mImages;
std::vector<AnimationResource*> mAnimations;
std::map<std::string, string_resource_struct> mStrings;
};
#endif // _RESOURCE_HEADER
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