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textures should now be created and copied to the renderer

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This commit is contained in:
ineslelin 2025-01-26 18:20:41 +01:00
parent dbfffa7448
commit 5b14a229af
2 changed files with 53 additions and 32 deletions
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15
include/TextManager.h
View File

@ -6,6 +6,8 @@
#include <map>
#include <string>
#include <VEGO.h>
enum DisplayOptions
{
SOLID,
@ -22,6 +24,14 @@ struct Color
int a;
};
struct Rect
{
float x;
float y;
float w;
float h;
};
class GameInternal;
class TextManager
@ -42,12 +52,13 @@ public:
TTF_Font* loadFont(const char* filepath);
// TODO: probably gotta change sdl surface since this is a wrapper func for the dev
SDL_Surface* RenderText(GameInternal* game, std::string font, std::string text, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth);
SDL_Surface* RenderTextFromFile(GameInternal* game, std::string font, std::string filepath, int id, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth);
void RenderText(GameInternal* game, std::string font, std::string text, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth, Rect src, Rect dst);
void RenderTextFromFile(GameInternal* game, std::string font, std::string filepath, int id, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth, Rect src, Rect dst);
std::map<const char*, TTF_Font*> font_cache;
private:
SDL_Texture* CreateRenderedTexture(TTF_Font* font, std::string text, DisplayOptions displayOptions, SDL_Color fg, SDL_Color bg, int wrapWidth);
SDL_Surface* RenderSolid(TTF_Font* font, std::string text, SDL_Color fg, int wrapWidth);
SDL_Surface* RenderShaded(TTF_Font* font, std::string text, SDL_Color fg, SDL_Color bg, int wrapWidth);
SDL_Surface* RenderBlended(TTF_Font* font, std::string text, SDL_Color fg, int wrapWidth);

70
src/TextManager.cpp
View File

@ -32,27 +32,59 @@ TTF_Font* TextManager::loadFont(const char *filepath)
return font;
}
SDL_Surface* TextManager::RenderText(GameInternal* game, std::string font, std::string text, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth)
void TextManager::RenderText(GameInternal* game, std::string font, std::string text, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth, Rect src, Rect dst)
{
TTF_Font* ttfFont = game->assets->getFont(font);
SDL_Surface* surface = nullptr;
SDL_Color sdlFg = {fg.r, fg.g, fg.b, fg.a};
SDL_Color sdlBg = {bg.r, bg.g, bg.b, bg.a};
SDL_FRect sdlSrcRect = { src.x, src.y, src.w, src.h };
SDL_FRect sdlDstRect = { dst.x, dst.y, dst.w, dst.h };
SDL_RenderTexture(VEGO_Game().renderer, CreateRenderedTexture(ttfFont, text, displayOptions, sdlFg, sdlBg, wrapWidth), &sdlSrcRect, &sdlDstRect);
}
void TextManager::RenderTextFromFile(GameInternal* game, std::string font, std::string filepath, int id, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth, Rect src, Rect dst)
{
TTF_Font* ttfFont = game->assets->getFont(font);
SDL_Color sdlFg = {fg.r, fg.g, fg.b, fg.a};
SDL_Color sdlBg = {bg.r, bg.g, bg.b, bg.a};
SDL_FRect sdlSrcRect = { src.x, src.y, src.w, src.h };
SDL_FRect sdlDstRect = { dst.x, dst.y, dst.w, dst.h };
std::ifstream f(filepath);
json data = json::parse(f);;
auto it = std::find_if(data.begin(), data.end(), [id](const nlohmann::json& obj){
return obj.contains("id") && obj["id"] == id;
});
if(it == data.end() || !it->contains("line"))
std::cerr << "Object with id " << id << " not found or 'line' not present!" << std::endl;
std::string text = (*it)["line"];
SDL_RenderTexture(VEGO_Game().renderer, CreateRenderedTexture(ttfFont, text, displayOptions, sdlFg, sdlBg, wrapWidth), &sdlSrcRect, &sdlDstRect);
}
SDL_Texture* TextManager::CreateRenderedTexture(TTF_Font* font, std::string text, DisplayOptions displayOptions, SDL_Color fg, SDL_Color bg, int wrapWidth)
{
SDL_Surface* surface = nullptr;
switch(displayOptions)
{
case SOLID:
surface = RenderSolid(ttfFont, text, sdlFg, wrapWidth);
surface = RenderSolid(font, text, fg, wrapWidth);
break;
case SHADED:
surface = RenderShaded(ttfFont, text, sdlFg, sdlBg, wrapWidth);
surface = RenderShaded(font, text, fg, bg, wrapWidth);
break;
case BLENDED:
surface = RenderBlended(ttfFont, text, sdlFg, wrapWidth);
surface = RenderBlended(font, text, fg, wrapWidth);
break;
case LCD:
surface = RenderLCD(ttfFont, text, sdlFg, sdlBg, wrapWidth);
surface = RenderLCD(font, text, fg, bg, wrapWidth);
break;
default:
std::cerr << "Invalid display option!" << std::endl;
@ -62,29 +94,7 @@ SDL_Surface* TextManager::RenderText(GameInternal* game, std::string font, std::
if(!surface)
std::cerr << "Error when rendering text!" << std::endl;
return surface;
}
SDL_Surface* TextManager::RenderTextFromFile(GameInternal* game, std::string font, std::string filepath, int id, DisplayOptions displayOptions, Color fg, Color bg, int wrapWidth)
{
std::ifstream f(filepath);
json data = json::parse(f);;
if(!json::accept(data))
{
std::cerr << "JSON is invalid!" << std::endl;
}
auto it = std::find_if(data.begin(), data.end(), [id](const nlohmann::json& obj){
return obj.contains("id") && obj["id"] == id;
});
if(it == data.end() || !it->contains("line"))
sdt::cerr << "Object with id " << id << " not found or 'line' not present!" << std::endl;
std::string text = (*it)["line"];
return RenderText(game, font, text, displayOptions, fg, bg, wrapWidth);
return SDL_CreateTextureFromSurface(VEGO_Game().renderer, surface);
}
SDL_Surface* TextManager::RenderSolid(TTF_Font* font, std::string text, SDL_Color fg, int wrapWidth)