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vcmi/client/renderSDL/RenderHandler.cpp

238 lines
6.3 KiB
C++

/*
* RenderHandler.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#include "StdInc.h"
#include "RenderHandler.h"
#include "SDLImage.h"
#include "../render/CAnimation.h"
#include "../render/CDefFile.h"
#include "../../lib/json/JsonUtils.h"
#include "../../lib/filesystem/Filesystem.h"
std::shared_ptr<CDefFile> RenderHandler::getAnimationFile(const AnimationPath & path)
{
AnimationPath actualPath = boost::starts_with(path.getName(), "SPRITES") ? path : path.addPrefix("SPRITES/");
auto it = animationFiles.find(actualPath);
if (it != animationFiles.end())
return it->second;
if (!CResourceHandler::get()->existsResource(actualPath))
{
animationFiles[actualPath] = nullptr;
return nullptr;
}
auto result = std::make_shared<CDefFile>(actualPath);
animationFiles[actualPath] = result;
return result;
}
void RenderHandler::initFromJson(AnimationLayoutMap & source, const JsonNode & config)
{
std::string basepath;
basepath = config["basepath"].String();
JsonNode base;
base["margins"] = config["margins"];
base["width"] = config["width"];
base["height"] = config["height"];
for(const JsonNode & group : config["sequences"].Vector())
{
size_t groupID = group["group"].Integer();//TODO: string-to-value conversion("moving" -> MOVING)
source[groupID].clear();
for(const JsonNode & frame : group["frames"].Vector())
{
JsonNode toAdd;
JsonUtils::inherit(toAdd, base);
toAdd["file"].String() = basepath + frame.String();
source[groupID].push_back(toAdd);
}
}
for(const JsonNode & node : config["images"].Vector())
{
size_t group = node["group"].Integer();
size_t frame = node["frame"].Integer();
if (source[group].size() <= frame)
source[group].resize(frame+1);
JsonNode toAdd;
JsonUtils::inherit(toAdd, base);
toAdd["file"].String() = basepath + node["file"].String();
source[group][frame] = toAdd;
}
}
const RenderHandler::AnimationLayoutMap & RenderHandler::getAnimationLayout(const AnimationPath & path)
{
auto it = animationLayouts.find(path);
if (it != animationLayouts.end())
return it->second;
AnimationLayoutMap result;
auto defFile = getAnimationFile(path);
if(defFile)
{
const std::map<size_t, size_t> defEntries = defFile->getEntries();
for (auto & defEntry : defEntries)
result[defEntry.first].resize(defEntry.second);
}
auto jsonResource = path.toType<EResType::JSON>();
JsonPath actualJsonPath = boost::starts_with(jsonResource.getName(), "SPRITES") ? jsonResource : jsonResource.addPrefix("SPRITES/");;
auto configList = CResourceHandler::get()->getResourcesWithName(actualJsonPath);
for(auto & loader : configList)
{
auto stream = loader->load(actualJsonPath);
std::unique_ptr<ui8[]> textData(new ui8[stream->getSize()]);
stream->read(textData.get(), stream->getSize());
const JsonNode config(reinterpret_cast<const std::byte*>(textData.get()), stream->getSize(), path.getOriginalName());
initFromJson(result, config);
}
animationLayouts[path] = result;
return animationLayouts[path];
}
//std::shared_ptr<JsonNode> RenderHandler::getJsonFile(const JsonPath & path)
//{
// auto it = jsonFiles.find(path);
//
// if (it != jsonFiles.end())
// return it->second;
//
// auto result = std::make_shared<JsonNode>(path);
//
// jsonFiles[path] = result;
// return result;
//}
std::shared_ptr<IImage> RenderHandler::loadImage(const AnimationPath & path, int frame, int group)
{
AnimationLocator locator{path, frame, group};
auto it = animationFrames.find(locator);
if (it != animationFrames.end())
return it->second;
auto defFile = getAnimationFile(path);
auto result = std::make_shared<SDLImage>(defFile.get(), frame, group);
animationFrames[locator] = result;
return result;
}
//std::vector<std::shared_ptr<IImage>> RenderHandler::loadImageGroup(const AnimationPath & path, int group)
//{
// const auto defFile = getAnimationFile(path);
//
// size_t groupSize = defFile->getEntries().at(group);
//
// std::vector<std::shared_ptr<IImage>> result;
// for (size_t i = 0; i < groupSize; ++i)
// loadImage(path, i, group);
//
// return result;
//}
std::shared_ptr<IImage> RenderHandler::loadImage(const ImagePath & path)
{
return loadImage(path, EImageBlitMode::ALPHA);
}
std::shared_ptr<IImage> RenderHandler::loadImage(const ImagePath & path, EImageBlitMode mode)
{
auto it = imageFiles.find(path);
if (it != imageFiles.end())
return it->second;
auto result = std::make_shared<SDLImage>(path, mode);
imageFiles[path] = result;
return result;
}
std::shared_ptr<IImage> RenderHandler::createImage(SDL_Surface * source)
{
return std::make_shared<SDLImage>(source, EImageBlitMode::ALPHA);
}
std::shared_ptr<CAnimation> RenderHandler::loadAnimation(const AnimationPath & path)
{
return std::make_shared<CAnimation>(path, getAnimationLayout(path));
}
std::shared_ptr<CAnimation> RenderHandler::createAnimation()
{
return std::make_shared<CAnimation>();
}
//
//void Graphics::addImageListEntry(size_t index, size_t group, const std::string & listName, const std::string & imageName)
//{
// if (!imageName.empty())
// {
// JsonNode entry;
// if (group != 0)
// entry["group"].Integer() = group;
// entry["frame"].Integer() = index;
// entry["file"].String() = imageName;
//
// imageLists["SPRITES/" + listName]["images"].Vector().push_back(entry);
// }
//}
//
//void Graphics::addImageListEntries(const EntityService * service)
//{
// auto cb = std::bind(&Graphics::addImageListEntry, this, _1, _2, _3, _4);
//
// auto loopCb = [&](const Entity * entity, bool & stop)
// {
// entity->registerIcons(cb);
// };
//
// service->forEachBase(loopCb);
//}
//
//void Graphics::initializeImageLists()
//{
// addImageListEntries(CGI->creatures());
// addImageListEntries(CGI->heroTypes());
// addImageListEntries(CGI->artifacts());
// addImageListEntries(CGI->factions());
// addImageListEntries(CGI->spells());
// addImageListEntries(CGI->skills());
//}
//
//std::shared_ptr<CAnimation> Graphics::getAnimation(const AnimationPath & path)
//{
// if (cachedAnimations.count(path) != 0)
// return cachedAnimations.at(path);
//
// auto newAnimation = GH.renderHandler().loadAnimation(path);
//
// newAnimation->preload();
// cachedAnimations[path] = newAnimation;
// return newAnimation;
//}