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Added WidgetText. Fixed some things. Updated README

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This commit is contained in:
nedko
2025-12-04 17:23:53 +02:00
parent 58abb91c64
commit 56e07e1080
8 changed files with 473 additions and 8 deletions
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56
sdl_helpers.h
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@@ -8,7 +8,49 @@
#include "json.hpp"
std::string default_font_name = "font.ttf";
extern std::string default_font_name;
enum HorizontalAlign
{
HALIGN_LEFT,
HALIGN_CENTER,
HALIGN_RIGHT
};
NLOHMANN_JSON_SERIALIZE_ENUM(HorizontalAlign,
{
{HALIGN_LEFT, "left"},
{HALIGN_CENTER, "center"},
{HALIGN_RIGHT, "right"},
})
enum VerticalAlign
{
VALIGN_TOP,
VALIGN_CENTER,
VALIGN_BOTTOM
};
NLOHMANN_JSON_SERIALIZE_ENUM(VerticalAlign,
{
{VALIGN_TOP, "top"},
{VALIGN_CENTER, "center"},
{VALIGN_BOTTOM, "bottom"},
})
enum TextFit
{
FIT_NONE,
FIT_SHRINK,
FIT_AUTO
};
NLOHMANN_JSON_SERIALIZE_ENUM(TextFit,
{
{FIT_NONE, "none"},
{FIT_SHRINK, "shrink"},
{FIT_AUTO, "auto"},
})
// Call this before everything
// Prints its messages
@@ -21,6 +63,12 @@ void clean_sdl();
// Can return NULL
TTF_Font* get_font(int size, const std::string& filename = default_font_name);
// Returns a rect to use during bliting of 2 surfaces
// base - surface on which the other is applied to
// applied - the surface which will be applied to the other
SDL_Rect surface_align(const SDL_Surface* base, const SDL_Surface* applied,
HorizontalAlign halign, VerticalAlign valign);
// Reads the file and tries to parse a JSON file with comments
// cfg - output json struct
// filename - filepath to open and read
@@ -31,5 +79,11 @@ bool read_config_json(nlohmann::json& cfg, const std::string& filename, std::ost
void json_extract(const nlohmann::json& j, const std::string& key, std::string& out);
void json_extract(const nlohmann::json& j, const std::string& key, int& out);
void json_extract(const nlohmann::json& j, const std::string& key, bool& out);
void json_extract(const nlohmann::json& j, const std::string& key, HorizontalAlign& out);
void json_extract(const nlohmann::json& j, const std::string& key, VerticalAlign& out);
void json_extract(const nlohmann::json& j, const std::string& key, TextFit& out);
void json_extract(const nlohmann::json& j, const std::string& key, SDL_Color& out);
void json_extract(const nlohmann::json& j, const std::string& key, Uint8& out);
#endif // SDL_HELPERS_H_