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add function to render text

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This commit is contained in:
ineslelin 2025-01-24 21:45:01 +01:00
parent d4374ef46d
commit 3fd7b383b9
2 changed files with 98 additions and 0 deletions
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36
include/TextManager.h
View File

@ -2,8 +2,27 @@
#define CHICKENGAME_TEXTMANAGER_H #define CHICKENGAME_TEXTMANAGER_H
#include <SDL3_ttf/SDL_ttf.h> #include <SDL3_ttf/SDL_ttf.h>
#include <SDL3/SDL_surface.h>
#include <map> #include <map>
enum DisplayOptions
{
SOLID,
SHADED,
BLENDED,
LCD,
};
struct Color
{
int r;
int g;
int b;
int a;
};
class GameInternal;
class TextManager class TextManager
{ {
public: public:
@ -12,6 +31,8 @@ public:
for (auto& it : this->font_cache) { for (auto& it : this->font_cache) {
TTF_CloseFont(it.second); TTF_CloseFont(it.second);
} }
TTF_Quit();
} }
TextManager(TextManager const&) = delete; TextManager(TextManager const&) = delete;
@ -19,8 +40,23 @@ public:
TTF_Font* loadFont(const char* filepath); TTF_Font* loadFont(const char* filepath);
/*
* font - to search for font
* text - text to display
* displayoptions - theres like 4 goddamn funcs, ill wrap them all in one
* fg + bg - solid only takes fg, rest also bg colors
* wraplength - manually set wraplength, set to 0 to wrap on newline chars, -1 to disable (again. 4 more funcs)
* */
// TODO: change the sdl surface, i just dont know what i gotta change it to lol
SDL_Surface* RenderText(GameInternal* game, std::string font, std::string text, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth);
std::map<const char*, TTF_Font*> font_cache; std::map<const char*, TTF_Font*> font_cache;
private: private:
SDL_Surface* RenderSolid(TTF_Font* font, std::string text, Color fg, int wrapWidth);
SDL_Surface* RenderShaded(TTF_Font* font, std::string text, Color fg, Color bg, int wrapWidth);
SDL_Surface* RenderBlended(TTF_Font* font, std::string text, Color fg, int wrapWidth);
SDL_Surface* RenderLCD(TTF_Font* font, std::string text, Color fg, Color bg, int wrapWidth);
}; };
#endif //CHICKENGAME_TEXTMANAGER_H #endif //CHICKENGAME_TEXTMANAGER_H

62
src/TextManager.cpp
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@ -2,8 +2,14 @@
#include <iostream> #include <iostream>
#include "GameInternal.h"
#include "AssetManager.h"
TTF_Font* TextManager::loadFont(const char *filepath) TTF_Font* TextManager::loadFont(const char *filepath)
{ {
if(!TTF_Init())
std::cerr << "Failed to initialize SDL_TTF'" << std::endl;
auto it = this->font_cache.find(filepath); auto it = this->font_cache.find(filepath);
if (it != this->font_cache.end()) { if (it != this->font_cache.end()) {
@ -21,3 +27,59 @@ TTF_Font* TextManager::loadFont(const char *filepath)
return font; return font;
} }
SDL_Surface* TextManager::RenderText(GameInternal* game, std::string font, std::string text, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth)
{
TTF_Font* ttfFont = game->assets->getFont(font);
switch(displayOptions)
{
case SOLID:
RenderSolid(font, text, fg, wrapWidth);
return;
case SHADED:
RenderShaded(font, text, fg, bg, wrapWidth);
return;
case BLENDED:
RenderBlended(font, text, fg, wrapWidth)
return;
case LCD:
RenderLCD(font, text, fg, bg, wrapWidth);
return;
default:
std::cerr << "Invalid display option!" << std::endl;
return;
}
}
SDL_Surface* TextManager::RenderSolid(TTF_Font* font, std::string text, Color fg, int wrapWidth)
{
if(wrapWidth == -1)
return TTF_RenderText_Solid(font, text.c_str(), text.length(), fg);
return TTF_RenderText_Solid_Wrapped(font, text.c_str(), text.length(), fg, wrapWidth);
}
SDL_Surface* TextManager::RenderShaded(TTF_Font* font, std::string text, Color fg, Color bg, int wrapWidth)
{
if(wrapWidth == -1)
return TTF_RenderText_Shaded(font, text.c_str(), text.length(), fg, bg);
return TTF_RenderText_Shaded_Wrapped(font, text.c_str(), text.length(), fg, bg, wrapWidth);
}
SDL_Surface* TextManager::RenderBlended(TTF_Font* font, std::string text, Color fg, int wrapWidth)
{
if(wrapWidth == -1)
return TTF_RenderText_Blended(font, text.c_str(), text.length(), fg);
return TTF_RenderText_Blended_Wrapped(font, text.c_str(), text.length(), fg, wrapWidth);
}
SDL_Surface* TextManager::RenderLCD(TTF_Font* font, std::string text, Color fg, Color bg, int wrapWidth)
{
if(wrapWidth == -1)
return TTF_RenderText_LCD(font, text.c_str(), text.length(), fg, bg);
return TTF_RenderText_LCD_Wrapped(font, text.c_str(), text.length(), fg, bg, wrapWidth);
}