Update custom.css

Docs/custom.css

@@ -0,0 +1,13 @@
+#projectlogo img{
+    max-height: 70px;
+}
+img[src="logotype.svg"]{
+    width:10cm;
+} 
+div.contents{
+    max-width: 85%;
+    margin-left: 2%;
+}
+.textblock h1{
+    border-bottom: 1px solid #666;
+}

README.md

@@ -1,2 +1,5 @@
-# RenderD7
+# RenderD7 030
 Simple and Easey to use UI and Graphics helper.
+
+
+

log.cpp

@@ -0,0 +1,59 @@
+#include "log.hpp"
+
+#include <memory>
+
+std::string Log::format(const std::string& fmt_str, ...)
+{
+	va_list ap;
+	char* fp = NULL;
+	va_start(ap, fmt_str);
+	vasprintf(&fp, fmt_str.c_str(), ap);
+	va_end(ap);
+	std::unique_ptr<char, decltype(free)*> formatted(fp, free);
+	return std::string(formatted.get());
+}
+
+std::string Log::logDate(void)
+{
+	time_t unixTime;
+	struct tm timeStruct;
+	time(&unixTime);
+	localtime_r(&unixTime, &timeStruct);
+	return format("%04i-%02i-%02i %02i:%02i:%02i", timeStruct.tm_year + 1900, timeStruct.tm_mon + 1, timeStruct.tm_mday,
+		timeStruct.tm_hour, timeStruct.tm_min, timeStruct.tm_sec);
+}
+
+Log::Log()
+{
+
+}
+
+void Log::Init(const char *filename)
+{
+	this->filename = filename;
+	if ((access(filename, F_OK) == 0))
+	{
+
+	}
+	else 
+	{
+		FILE* logfile = fopen((filename), "w");
+		fclose(logfile);
+	}
+}
+
+void Log::Write(std::string debug_text)
+{
+	std::ofstream logFile;
+	logFile.open((this->filename), std::ofstream::app);
+	std::string writeDebug = "[";
+	writeDebug += logDate();
+	writeDebug += "] ";
+	writeDebug += debug_text.c_str();
+	logFile << writeDebug << std::endl;
+	logFile.close();
+}
+Log::~Log()
+{
+
+}

log.hpp

@@ -0,0 +1,19 @@
+
+#include <fstream>
+#include <stdarg.h>
+#include <string>
+#include <time.h>
+#include <unistd.h>
+
+class Log
+{
+	public:
+		Log();
+		~Log();
+		void Init(const char *filename);
+		void Write(std::string debug_text);
+		std::string logDate(void);
+		std::string format(const std::string& fmt_str, ...);
+	private:
+		std::string filename;
+};

renderd7.cpp

@@ -0,0 +1,566 @@
+#include "renderd7.hpp"
+#include "log.hpp"
+#include <regex>
+
+#define RGBA8(r, g, b, a) ((((r) & 0xFF) << 0) | (((g) & 0xFF) << 8) | (((b) & 0xFF) << 16) | (((a) & 0xFF) << 24))
+#define D7_NOTHING C2D_Color32(0, 0, 0, 0)
+Log renderd7log;
+float animtime;
+bool isndspinit = false;
+bool running = true;
+std::stack<std::unique_ptr<RenderD7::Scene>> RenderD7::Scene::scenes;
+
+u32 d7_hDown;
+u32 d7_hHeld;
+u32 d7_hUp;
+touchPosition d7_touch;
+
+C2D_TextBuf TextBuf;
+C2D_Font Font;
+
+// Fps Calc
+static float current_fps = 0.0f;
+static unsigned int frames = 0;
+static u64 last_time = 0;
+float d11framerate = 0;
+//-----------------
+
+bool currentScreen = false;
+
+C3D_RenderTarget* Top;
+C3D_RenderTarget* TopRight;
+C3D_RenderTarget* Bottom;
+
+#define DSEVENBLACK C2D_Color32(0, 0 ,0, 255)
+#define DSEVENWHITE C2D_Color32(255, 255, 255, 255)
+RenderD7::SpriteSheetAnimation::SpriteSheetAnimation()
+{
+    renderd7log.Write("SpriteSheetAnimation createt!");
+}
+RenderD7::SpriteSheetAnimation::~SpriteSheetAnimation()
+{
+    
+}
+bool RenderD7::DrawImageFromSheet(RenderD7::Sheet* sheet, size_t index, float x, float y, float scaleX, float scaleY)
+{
+    if (sheet->spritesheet != nullptr)
+    {
+		if (C2D_SpriteSheetCount(sheet->spritesheet) >= index)
+        {
+			return C2D_DrawImageAt(C2D_SpriteSheetGetImage(sheet->spritesheet, index), x, y, 0.5f, nullptr, scaleX, scaleY);
+		}
+	}
+    return false;
+}
+void RenderD7::Init::NdspFirm(bool useit)
+{
+    if (useit)
+    {
+        if ( access( "sdmc:/3ds/dspfirm.cdc", F_OK ) != -1 ) 
+        {
+            ndspInit();
+            isndspinit = true;
+        }
+        else
+        {
+            renderd7log.Write("RenderD7: SoundEngine Error! ndspfirm not found!");
+        }
+    }
+}
+void RenderD7::Exit::NdspFirm()
+{
+    if (isndspinit)
+    {
+        ndspExit();
+    }
+}
+void RenderD7::Msg::Display(std::string titletxt, std::string txt, C3D_RenderTarget *target)
+{
+	C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
+	C2D_TargetClear(Top, DSEVENBLACK);
+	C2D_TargetClear(Bottom, DSEVENBLACK);
+    RenderD7::ClearTextBufs();
+	RenderD7::OnScreen(Top);
+	RenderD7::DrawRect(0, 0, 400, 240, RenderD7::Color::Hex("#111111"));
+	RenderD7::OnScreen(Bottom);
+	RenderD7::DrawRect(0, 0, 320, 240, RenderD7::Color::Hex("#111111"));
+	RenderD7::OnScreen(target);
+	RenderD7::DrawRect(0, 0, 400, 26, RenderD7::Color::Hex("#333333", 200));
+    RenderD7::DrawText(5, 2, 0.7f, DSEVENWHITE, titletxt);
+	RenderD7::DrawText(5, 30, 0.6f, DSEVENWHITE, txt);
+	
+	C3D_FrameEnd(0);
+}
+void RenderD7::SetupLog()
+{
+    renderd7log.Init("sdmc:/Flappy-Bird-RenderD7.log");
+}
+void RenderD7::SpriteSheetAnimation::Setup(RenderD7::Sheet *sheet, size_t imagecount, size_t startimage, float frame_begin, float frame_finish)
+{
+    
+    D_totaltime = frame_begin;
+    renderd7log.Write("frame_begin success");
+    this->images = imagecount;
+    renderd7log.Write("imagecount success");
+    this->sheet = sheet;
+    renderd7log.Write("sheet success");
+    this->time = frame_finish;
+    renderd7log.Write("frame_finish success");
+    RenderD7::SpriteSheetAnimation::FromSheet(this->sheet, startimage);
+}
+void RenderD7::SpriteSheetAnimation::Play(float timespeed)
+{
+    D_totaltime += timespeed;
+    if (D_totaltime >= time)
+    {
+        D_totaltime -= time;
+        imgs++;
+        if (imgs == images)
+        {
+            imgs = 0;
+        }
+    }
+    RenderD7::SpriteSheetAnimation::FromSheet(sheet, imgs);
+    //RenderD7::SpriteSheetAnimation::Draw();
+    
+
+}
+
+void RenderD7::Error::DisplayError(std::string toptext, std::string errortext)
+{
+    RenderD7::ClearTextBufs();
+	C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
+	C2D_TargetClear(Top, DSEVENBLACK);
+	C2D_TargetClear(Bottom, DSEVENBLACK);
+    RenderD7::DrawTextCentered(0, 0, 0.7f, DSEVENWHITE, toptext, 400);
+	RenderD7::DrawTextCentered(0, 100, 0.6f, DSEVENWHITE, errortext, 400);
+	C3D_FrameEnd(0);
+    for (int i = 0; i < 60*20; i++) {
+		gspWaitForVBlank();
+	}
+}
+u32 RenderD7::Color::Hex(const std::string color, u8 a)
+{
+    if (color.length() < 7 || std::regex_search(color.substr(1), std::regex("[^0-9A-Fa-f]"))) { // invalid color.
+		return D7_NOTHING;
+	}
+    int r = std::stoi(color.substr(1, 2), nullptr, 16);
+	int g = std::stoi(color.substr(3, 2), nullptr, 16);
+	int b = std::stoi(color.substr(5, 2), nullptr, 16);
+	return RGBA8(r, g, b, a);
+}
+
+void RenderD7::Scene::doDraw() {
+	if(!RenderD7::Scene::scenes.empty())
+		RenderD7::Scene::scenes.top()->Draw();
+}
+
+void RenderD7::Scene::doLogic(u32 hDown, u32 hHeld, u32 hUp, touchPosition touch) {
+	if(!RenderD7::Scene::scenes.empty())
+		RenderD7::Scene::scenes.top()->Logic(hDown, hHeld, hUp, touch);
+}
+
+void RenderD7::Scene::Load(std::unique_ptr<Scene> scene)
+{ 
+	Scene::scenes.push(std::move(scene));
+}
+
+void RenderD7::Scene::Back() {
+	if(RenderD7::Scene::scenes.size() > 0)
+		RenderD7::Scene::scenes.pop();
+}
+
+void RenderD7::OnScreen(C3D_RenderTarget *target)
+{
+    C2D_SceneBegin(target);
+}
+
+bool RenderD7::MainLoop()
+{
+    if (!aptMainLoop()) return false;
+    hidScanInput();
+	d7_hDown = hidKeysDown();
+	d7_hUp = hidKeysUp();
+	d7_hHeld = hidKeysHeld();
+	hidTouchRead(&d7_touch);
+
+    RenderD7::ClearTextBufs();
+    C3D_FrameBegin(C3D_FRAME_SYNCDRAW);
+	C2D_TargetClear(Top, C2D_Color32(0, 0, 0, 0));
+	C2D_TargetClear(Bottom, C2D_Color32(0, 0, 0, 0));
+    
+    return running;
+}
+
+
+RenderD7::Sheet::Sheet()
+{
+
+}
+RenderD7::Sheet::~Sheet()
+{
+
+}
+
+Result RenderD7::Sheet::Load(const char *path)
+{
+	this->spritesheet = C2D_SpriteSheetLoad(path);
+	return 0;
+}
+
+void RenderD7::Sheet::Free()
+{
+	C2D_SpriteSheetFree(this->spritesheet);
+}
+
+RenderD7::Sprite::Sprite()
+{
+
+}
+RenderD7::Sprite::~Sprite()
+{
+	
+}
+void RenderD7::Sprite::FromSheet(RenderD7::Sheet *sheet, size_t index)
+{
+	C2D_SpriteFromSheet(&this->sprite, sheet->spritesheet, index);
+}
+bool RenderD7::Sprite::Draw()
+{
+	return C2D_DrawSprite(&this->sprite);
+}
+void RenderD7::Sprite::SetCenter(float x, float y)
+{
+	C2D_SpriteSetCenter(&this->sprite, x, y);
+}
+void RenderD7::Sprite::SetPos(float x, float y)
+{
+	C2D_SpriteSetPos(&this->sprite, x, y);
+}
+void RenderD7::Sprite::SetRotation(float rotation)
+{
+	C2D_SpriteSetRotation(&this->sprite, rotation);
+}
+void RenderD7::Sprite::Rotate(float speed)
+{
+	C2D_SpriteRotateDegrees(&this->sprite, speed);
+}
+float RenderD7::Sprite::getHeigh()
+{
+	return this->sprite.params.pos.h;
+}
+float RenderD7::Sprite::getWidth()
+{
+	return this->sprite.params.pos.w;
+}
+float RenderD7::Sprite::getPosX()
+{
+	return this->sprite.params.pos.x;
+}
+float RenderD7::Sprite::getPosY()
+{
+	return this->sprite.params.pos.y;
+}
+
+void RenderD7::ClearTextBufs(void)
+{
+	C2D_TextBufClear(TextBuf);
+}
+
+void frameloop()
+{
+	frames++;
+	u64 delta_time = osGetTime() - last_time;
+	if (delta_time >= 1000) {
+		current_fps = frames/(delta_time/1000.0f)+1;
+		frames = 0;
+		last_time = osGetTime();
+	}
+	d11framerate = current_fps;
+}
+float getframerate()
+{
+    frameloop();
+	return d11framerate;
+}
+
+bool RenderD7::DrawRect(float x, float y, float w, float h, u32 color)
+{
+	return C2D_DrawRectSolid(x, y, 0.5f, w, h, color);
+}
+
+void RenderD7::DrawTextCentered(float x, float y, float size, u32 color, std::string Text, int maxWidth, int maxHeight, C2D_Font fnt) {
+	float lineHeight, widthScale;
+
+	// Check for the lineHeight.
+	if (fnt != nullptr) {
+		lineHeight = RenderD7::GetTextHeight(size, " ", fnt);
+	} else {
+		lineHeight = RenderD7::GetTextHeight(size, " ");
+	}
+
+	int line = 0;
+	while(Text.find('\n') != Text.npos) {
+		if (maxWidth == 0) {
+			// Do the widthScale.
+			if (fnt != nullptr) {
+				widthScale = RenderD7::GetTextWidth(size, Text.substr(0, Text.find('\n')), fnt);
+			} else {
+				widthScale = RenderD7::GetTextWidth(size, Text.substr(0, Text.find('\n')));
+			}
+
+		} else {
+			// Do the widthScale 2.
+			if (fnt != nullptr) {
+				widthScale = std::min((float)maxWidth, RenderD7::GetTextWidth(size, Text.substr(0, Text.find('\n')), fnt));
+			} else {
+				widthScale = std::min((float)maxWidth, RenderD7::GetTextWidth(size, Text.substr(0, Text.find('\n'))));
+			}
+
+		}
+
+		if (fnt != nullptr) {
+			RenderD7::DrawText((currentScreen ? 200 : 160)+x-(widthScale/2), y+(lineHeight*line), size, color, Text.substr(0, Text.find('\n')), maxWidth, maxHeight, fnt);
+		} else {
+			RenderD7::DrawText((currentScreen ? 200 : 160)+x-(widthScale/2), y+(lineHeight*line), size, color, Text.substr(0, Text.find('\n')), maxWidth, maxHeight);
+		}
+
+		Text = Text.substr(Text.find('\n')+1);
+		line++;
+	}
+
+	if (maxWidth == 0) {
+		// Do the next WidthScale.
+		if (fnt != nullptr) {
+			widthScale = RenderD7::GetTextWidth(size, Text.substr(0, Text.find('\n')), fnt);
+		} else {
+			widthScale = RenderD7::GetTextWidth(size, Text.substr(0, Text.find('\n')));
+		}
+
+	} else {
+		// And again.
+		if (fnt != nullptr) {
+			widthScale = std::min((float)maxWidth, RenderD7::GetTextWidth(size, Text.substr(0, Text.find('\n')), fnt));
+		} else {
+			widthScale = std::min((float)maxWidth, RenderD7::GetTextWidth(size, Text.substr(0, Text.find('\n'))));
+		}
+
+	}
+	if (fnt != nullptr) {
+		RenderD7::DrawText((currentScreen ? 200 : 160)+x-(widthScale/2), y+(lineHeight*line), size, color, Text.substr(0, Text.find('\n')), maxWidth, maxHeight, fnt);
+	} else {
+		RenderD7::DrawText((currentScreen ? 200 : 160)+x-(widthScale/2), y+(lineHeight*line), size, color, Text.substr(0, Text.find('\n')), maxWidth, maxHeight);
+	}
+}
+
+// Draw String or Text.
+void RenderD7::DrawText(float x, float y, float size, u32 color, std::string Text, int maxWidth, int maxHeight, C2D_Font fnt) {
+	C2D_Text c2d_text;
+
+	if (fnt != nullptr) {
+		C2D_TextFontParse(&c2d_text, fnt, TextBuf, Text.c_str());
+	} else {
+		C2D_TextFontParse(&c2d_text, Font, TextBuf, Text.c_str());
+	}
+
+	C2D_TextOptimize(&c2d_text);
+
+	float heightScale;
+	if (maxHeight == 0) {
+		heightScale = size;
+	} else {
+		
+		if (fnt != nullptr) {
+			heightScale = std::min(size, size*(maxHeight/RenderD7::GetTextHeight(size, Text, fnt)));
+		} else {
+			heightScale = std::min(size, size*(maxHeight/RenderD7::GetTextHeight(size, Text)));
+		}
+	}
+
+	if (maxWidth == 0) {
+		C2D_DrawText(&c2d_text, C2D_WithColor, x, y, 0.5f, size, heightScale, color);
+	} else {
+		if (fnt != nullptr) {
+			C2D_DrawText(&c2d_text, C2D_WithColor, x, y, 0.5f, std::min(size, size*(maxWidth/RenderD7::GetTextWidth(size, Text, fnt))), heightScale, color);
+		} else {
+			C2D_DrawText(&c2d_text, C2D_WithColor, x, y, 0.5f, std::min(size, size*(maxWidth/RenderD7::GetTextWidth(size, Text))), heightScale, color);
+		}
+	}
+}
+
+// Get String or Text Width.
+float RenderD7::GetTextWidth(float size, std::string Text, C2D_Font fnt) {
+	float width = 0;
+	if (fnt != nullptr) {
+		GetTextSize(size, &width, NULL, Text, fnt);
+	} else {
+		GetTextSize(size, &width, NULL, Text);
+	}
+	return width;
+}
+
+// Get String or Text Size.
+void RenderD7::GetTextSize(float size, float *width, float *height, std::string Text, C2D_Font fnt) {
+	C2D_Text c2d_text;
+	if (fnt != nullptr) {
+		C2D_TextFontParse(&c2d_text, fnt, TextBuf, Text.c_str());
+	} else {
+		C2D_TextFontParse(&c2d_text, Font, TextBuf, Text.c_str());
+	}
+	C2D_TextGetDimensions(&c2d_text, size, size, width, height);
+}
+
+
+// Get String or Text Height.
+float RenderD7::GetTextHeight(float size, std::string Text, C2D_Font fnt) {
+	float height = 0;
+	if (fnt != nullptr) {
+		GetTextSize(size, NULL, &height, Text.c_str(), fnt);
+	} else {
+		GetTextSize(size, NULL, &height, Text.c_str());
+	}
+	return height;
+}
+
+Result RenderD7::loadFont(C2D_Font &fnt, const char* Path) {
+	fnt = C2D_FontLoad(Path); // Only load if found.
+	return 0;
+}
+
+// Unload a Font.
+Result RenderD7::unloadFont(C2D_Font &fnt) {
+	if (fnt != nullptr) {
+		C2D_FontFree(fnt); // Make sure to only unload if not nullptr.
+	}
+	return 0;
+}
+
+bool RenderD7::DrawCircle(float x, float y, float radius, u32 color)
+{
+	return C2D_DrawCircleSolid(x, y, 0.5f, radius, color);
+}
+
+Result RenderD7::Init::Main()
+{
+    gfxInitDefault();
+    aptInit();
+    romfsInit();
+    cfguInit();
+    osSetSpeedupEnable(true);
+    C3D_Init(C3D_DEFAULT_CMDBUF_SIZE);
+	C2D_Init(C2D_DEFAULT_MAX_OBJECTS);
+	C2D_Prepare();
+	Top = C2D_CreateScreenTarget(GFX_TOP, GFX_LEFT);
+	TopRight = C2D_CreateScreenTarget(GFX_TOP, GFX_RIGHT);
+	Bottom = C2D_CreateScreenTarget(GFX_BOTTOM, GFX_LEFT);
+	TextBuf = C2D_TextBufNew(4096);
+	Font = C2D_FontLoadSystem(CFG_REGION_USA);
+	return 0;
+
+}
+void RenderD7::Exit::Main()
+{
+    C2D_TextBufDelete(TextBuf);
+	C2D_Fini();
+	C3D_Fini();
+    aptExit();
+    romfsExit();
+    cfguExit();
+}
+
+std::string RenderD7::GetFramerate()
+{
+	frameloop();
+	return (std::to_string(d11framerate).substr(0, 2));
+}
+
+void RenderD7::DrawTObjects(std::vector<RenderD7::TObject> tobjects, u32 color, u32 txtcolor, int selection, u32 selbgcolor, u32 selcolor)
+{
+	for(int i = 0; i < (int)tobjects.size(); i++)
+	{
+		if (selection == i)
+		{
+			RenderD7::DrawRect(tobjects[i].x - 2, tobjects[i].y - 2, tobjects[i].w + 4, tobjects[i].h + 4, selbgcolor);
+			RenderD7::DrawRect(tobjects[i].x, tobjects[i].y, tobjects[i].w, tobjects[i].h, color);
+			RenderD7::DrawRect(tobjects[i].x, tobjects[i].y, tobjects[i].w, tobjects[i].h, selcolor);
+			RenderD7::DrawText(tobjects[i].x + (tobjects[i].w/2) - RenderD7::GetTextHeight(tobjects[i].txtsize , tobjects[i].text) + tobjects[i].correctx, tobjects[i].y + (tobjects[i].h/2) - RenderD7::GetTextHeight(tobjects[i].txtsize, tobjects[i].text) + tobjects[i].correcty, tobjects[i].txtsize, txtcolor, tobjects[i].text);
+		}
+		else
+		{
+			RenderD7::DrawRect(tobjects[i].x, tobjects[i].y - 1, tobjects[i].w, tobjects[i].h, color);
+			RenderD7::DrawText(tobjects[i].x + (tobjects[i].w/2) - RenderD7::GetTextHeight(tobjects[i].txtsize , tobjects[i].text) + tobjects[i].correctx, tobjects[i].y + (tobjects[i].h/2) - RenderD7::GetTextHeight(tobjects[i].txtsize, tobjects[i].text) + tobjects[i].correcty, tobjects[i].txtsize, txtcolor, tobjects[i].text);
+		}
+		
+	}
+}
+void RenderD7::ExitApp()
+{
+	running = false;
+}
+
+bool RenderD7::touchTObj(touchPosition touch, RenderD7::TObject button)
+{
+   if (touch.px >= button.x && touch.px <= (button.x + button.w) && touch.py >= button.y && touch.py <= (button.y + button.h))	return true;
+    else	return false;
+}
+
+void RenderD7::DrawSTObject(std::vector<RenderD7::TObject> tobject, int tobjectindex, u32 color, u32 txtcolor)
+{
+	RenderD7::DrawRect(tobject[tobjectindex].x, tobject[tobjectindex].y, tobject[tobjectindex].w, tobject[tobjectindex].h, color);
+	RenderD7::DrawText(tobject[tobjectindex].x + (tobject[tobjectindex].w/2) - RenderD7::GetTextHeight(tobject[tobjectindex].txtsize , tobject[tobjectindex].text) + tobject[tobjectindex].correctx, tobject[tobjectindex].y + (tobject[tobjectindex].h/2) - RenderD7::GetTextHeight(tobject[tobjectindex].txtsize, tobject[tobjectindex].text) + tobject[tobjectindex].correcty, tobject[tobjectindex].txtsize, txtcolor, tobject[tobjectindex].text);
+}
+
+bool RenderD7::NameIsEndingWith(const std::string &name, const std::vector<std::string> &extensions) {
+	if (name.substr(0, 2) == "._") return false;
+
+	if (name.size() == 0) return false;
+
+	if (extensions.size() == 0) return true;
+
+	for(int i = 0; i < (int)extensions.size(); i++) {
+		const std::string ext = extensions.at(i);
+		if (strcasecmp(name.c_str() + name.size() - ext.size(), ext.c_str()) == 0) return true;
+	}
+
+	return false;
+}
+
+bool dirEntryPredicate(const RenderD7::DirContent &lhs, const RenderD7::DirContent &rhs) {
+	if (!lhs.isDir && rhs.isDir) return false;
+	if (lhs.isDir && !rhs.isDir) return true;
+
+	return strcasecmp(lhs.name.c_str(), rhs.name.c_str()) < 0;
+}
+
+void RenderD7::GetDirContentsExt(std::vector<RenderD7::DirContent> &dircontent, const std::vector<std::string> &extensions) {
+	struct stat st;
+
+	dircontent.clear();
+
+	DIR *pdir = opendir(".");
+
+	if (pdir != nullptr) {
+		while(true) {
+			RenderD7::DirContent dirEntry;
+
+			struct dirent *pent = readdir(pdir);
+			if (pent == NULL) break;
+
+			stat(pent->d_name, &st);
+			dirEntry.name = pent->d_name;
+			dirEntry.isDir = (st.st_mode & S_IFDIR) ? true : false;
+
+			if (dirEntry.name.compare(".") != 0 && (dirEntry.isDir || RenderD7::NameIsEndingWith(dirEntry.name, extensions))) {
+				dircontent.push_back(dirEntry);
+			}
+		}
+
+		closedir(pdir);
+	}
+
+	sort(dircontent.begin(), dircontent.end(), dirEntryPredicate);
+}
+
+void RenderD7::GetDirContents(std::vector<RenderD7::DirContent> &dircontent) {
+	RenderD7::GetDirContentsExt(dircontent, {});
+}

renderd7.hpp

@@ -0,0 +1,158 @@
+#include <3ds.h>
+#include <citro2d.h>
+#include <citro3d.h>
+#include <memory>
+#include <stack>
+#include <string>
+#include <functional>
+#include <vector>
+#include <dirent.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <cstring>
+#include <sys/stat.h>
+
+#define DEFAULT_CENTER 0.5f
+
+extern C3D_RenderTarget* Top;
+extern C3D_RenderTarget* TopRight;
+extern C3D_RenderTarget* Bottom;
+
+extern u32 d7_hDown;
+extern u32 d7_hHeld;
+extern u32 d7_hUp;
+extern touchPosition d7_touch;
+
+namespace RenderD7
+{
+    void OnScreen(C3D_RenderTarget *target);
+    class Sheet
+    {
+        public:
+        Sheet();
+        ~Sheet();
+        Result Load(const char *path);
+        void Free();
+        C2D_SpriteSheet spritesheet;
+        
+    };
+    class Sprite
+    {
+        public:
+        Sprite();
+        ~Sprite();
+        void FromSheet(RenderD7::Sheet *sheet, size_t index);
+        bool Draw();
+        void SetCenter(float x, float y);
+        void SetPos(float x, float y); 
+        void SetRotation(float rotation);
+        void Rotate(float speed);
+        float getWidth();
+        float getHeigh();
+        float getPosX();
+        float getPosY();
+        private:
+        C2D_ImageTint tint;
+        C2D_Sprite sprite;
+    };
+    class Scene {
+    public:
+        static std::stack<std::unique_ptr<Scene>> scenes;
+    	virtual ~Scene() {}
+    	virtual void Logic(u32 hDown, u32 hHeld, u32 hUp, touchPosition touch) = 0;
+    	virtual void Draw() const = 0;
+        static void Load(std::unique_ptr<Scene> scene);
+        static void Back();
+        static void doDraw();
+        static void doLogic(u32 hDown, u32 hHeld, u32 hUp, touchPosition touch);
+
+    };
+    namespace Color
+    {
+        u32 Hex(const std::string color, u8 a = 255);
+    }
+    bool DrawImageFromSheet(RenderD7::Sheet* sheet, size_t index, float x, float y, float scaleX = 1.0, float scaleY = 1.0);
+    namespace Error
+    {
+        void DisplayError(std::string toptext, std::string errortext);
+        void DisplayFatalError(std::string toptext, std::string errortext);
+    }
+    namespace Init
+    {
+        Result Main();
+        void NdspFirm(bool useit = false);
+    }
+    namespace Exit
+    {
+        void Main();
+        void NdspFirm();
+    }
+    namespace Msg
+    {
+        void Display(std::string titletxt, std::string, C3D_RenderTarget *target);
+    }
+    
+    
+    void SetupLog(void);
+    std::string GetFramerate();
+    bool MainLoop();
+    void ExitApp();
+    
+    void ClearTextBufs(void);
+   
+    bool DrawRect(float x, float y, float w, float h, u32 color);
+    void DrawTextCentered(float x, float y, float size, u32 color, std::string Text, int maxWidth = 0, int maxHeight = 0, C2D_Font fnt = nullptr);
+	void DrawText(float x, float y, float size, u32 color, std::string Text, int maxWidth = 0, int maxHeight = 0, C2D_Font fnt = nullptr);
+	float GetTextWidth(float size, std::string Text, C2D_Font fnt = nullptr);
+	void GetTextSize(float size, float *width, float *height, std::string Text, C2D_Font fnt = nullptr);
+	float GetTextHeight(float size, std::string Text, C2D_Font fnt = nullptr);
+    Result loadFont(C2D_Font &fnt, const char * Path = "");
+	Result unloadFont(C2D_Font &fnt);
+    bool DrawCircle(float x, float y, float radius, u32 color);
+    
+
+    class SpriteSheetAnimation : public RenderD7::Sprite
+    {
+        
+        public:
+        SpriteSheetAnimation();
+        ~SpriteSheetAnimation();
+        void Setup(RenderD7::Sheet *sheet, size_t imagecount, size_t startimage, float frame_begin, float frame_finish);
+        void Play(float timespeed);
+        private:
+        size_t images;
+        size_t imgs = 0;
+        float D_totaltime;
+        RenderD7::Sheet *sheet;
+        float time;
+
+    };
+    struct TObject
+    {
+        int x;
+        int y;
+        int w;
+        int h;
+        std::string text = "";
+        float correctx = 0; 
+        float correcty = 0;
+        float txtsize = 0.7f;
+        
+    };
+    void DrawTObjects(std::vector<RenderD7::TObject> tobjects, u32 color, u32 txtcolor,  int selection = -1, u32 selbgcolor = RenderD7::Color::Hex("#2D98AF"), u32 selcolor = RenderD7::Color::Hex("#000000"));
+    void DrawSTObject(std::vector<RenderD7::TObject> tobject, int tobjectindex, u32 color, u32 txtcolor);
+    bool touchTObj(touchPosition touch, RenderD7::TObject button);
+    
+    struct DirContent
+    {
+        std::string name;
+        std::string path;
+        bool isDir;
+    };
+
+    bool NameIsEndingWith(const std::string &name, const std::vector<std::string> &extensions);
+    void GetDirContentsExt(std::vector<RenderD7::DirContent> &dircontent, const std::vector<std::string> &extensions);
+    void GetDirContents(std::vector<RenderD7::DirContent> &dircontent);
+
+    
+}

sound.cpp

@@ -0,0 +1,125 @@
+#include "sound.hpp"
+
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <string>
+
+using std::string;
+
+// Reference: http://yannesposito.com/Scratch/en/blog/2010-10-14-Fun-with-wav/
+typedef struct _WavHeader {
+	char magic[4];		// "RIFF"
+	u32 totallength;	// Total file length, minus 8.
+	char wavefmt[8];	// Should be "WAVEfmt "
+	u32 format;		// 16 for PCM format
+	u16 pcm;		// 1 for PCM format
+	u16 channels;		// Channels
+	u32 frequency;		// Sampling frequency
+	u32 bytes_per_second;
+	u16 bytes_by_capture;
+	u16 bits_per_sample;
+	char data[4];		// "data"
+	u32 bytes_in_data;
+} WavHeader;
+static_assert(sizeof(WavHeader) == 44, "WavHeader size is not 44 bytes.");
+
+sound::sound(const string& path, int channel, bool toloop) {
+	ndspSetOutputMode(NDSP_OUTPUT_STEREO);
+	ndspSetOutputCount(2); // Num of buffers
+
+	// Reading wav file
+	FILE* fp = fopen(path.c_str(), "rb");
+
+	if (!fp) {
+		printf("Could not open the WAV file: %s\n", path.c_str());
+		return;
+	}
+
+	WavHeader wavHeader;
+	size_t read = fread(&wavHeader, 1, sizeof(wavHeader), fp);
+	if (read != sizeof(wavHeader)) {
+		// Short read.
+		printf("WAV file header is too short: %s\n", path.c_str());
+		fclose(fp);
+		return;
+	}
+
+	// Verify the header.
+	static const char RIFF_magic[4] = {'R','I','F','F'};
+	if (memcmp(wavHeader.magic, RIFF_magic, sizeof(wavHeader.magic)) != 0) {
+		// Incorrect magic number.
+		printf("Wrong file format.\n");
+		fclose(fp);
+		return;
+	}
+
+	if (wavHeader.totallength == 0 ||
+	   (wavHeader.channels != 1 && wavHeader.channels != 2) ||
+	   (wavHeader.bits_per_sample != 8 && wavHeader.bits_per_sample != 16)) {
+		// Unsupported WAV file.
+		printf("Corrupted wav file.\n");
+		fclose(fp);
+		return;
+	}
+
+	// Get the file size.
+	fseek(fp, 0, SEEK_END);
+	dataSize = ftell(fp) - sizeof(wavHeader);
+
+	// Allocating and reading samples
+	data = static_cast<u8*>(linearAlloc(dataSize));
+	fseek(fp, 44, SEEK_SET);
+	fread(data, 1, dataSize, fp);
+	fclose(fp);
+	dataSize /= 2;	// FIXME: 16-bit or stereo?
+
+	// Find the right format
+	u16 ndspFormat;
+	if (wavHeader.bits_per_sample == 8) {
+		ndspFormat = (wavHeader.channels == 1) ?
+			NDSP_FORMAT_MONO_PCM8 :
+			NDSP_FORMAT_STEREO_PCM8;
+	} else {
+		ndspFormat = (wavHeader.channels == 1) ?
+			NDSP_FORMAT_MONO_PCM16 :
+			NDSP_FORMAT_STEREO_PCM16;
+	}
+
+	ndspChnReset(channel);
+	ndspChnSetInterp(channel, NDSP_INTERP_NONE);
+	ndspChnSetRate(channel, float(wavHeader.frequency));
+	ndspChnSetFormat(channel, ndspFormat);
+
+	// Create and play a wav buffer
+	memset(&waveBuf, 0, sizeof(waveBuf));
+
+	waveBuf.data_vaddr = reinterpret_cast<u32*>(data);
+	waveBuf.nsamples = dataSize / (wavHeader.bits_per_sample >> 3);
+	waveBuf.looping = toloop;
+	waveBuf.status = NDSP_WBUF_FREE;
+	chnl = channel;
+}
+
+sound::~sound() {
+	waveBuf.data_vaddr = 0;
+	waveBuf.nsamples = 0;
+	waveBuf.looping = false;
+	waveBuf.status = 0;
+	ndspChnWaveBufClear(chnl);
+
+	if (data) {
+		linearFree(data);
+	}
+}
+
+void sound::play() {
+	if (!data)	return;
+	DSP_FlushDataCache(data, dataSize);
+	ndspChnWaveBufAdd(chnl, &waveBuf);
+}
+
+void sound::stop() {
+	if (!data)	return;
+	ndspChnWaveBufClear(chnl);
+}

sound.hpp

@@ -0,0 +1,21 @@
+#ifndef _UNIVERSAL_UPDATER_SOUND_H
+#define _UNIVERSAL_UPDATER_SOUND_H
+
+#include <3ds.h>
+#include <string>
+
+class sound {
+public:
+	sound(const std::string& path, int channel = 1, bool toloop = false);
+	~sound();
+	void play();
+	void stop();
+
+private:
+	u32 dataSize;
+	ndspWaveBuf waveBuf;
+	u8* data = NULL;
+	int chnl;
+};
+
+#endif