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text: configuration flags

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Ray 2017-03-21 13:22:47 +01:00
parent 974a6d4031
commit 2ac7b684b5
1 changed files with 25 additions and 6 deletions
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31
src/text.c
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@ -10,7 +10,7 @@
* Selected desired fileformats to be supported for loading. Some of those formats are * Selected desired fileformats to be supported for loading. Some of those formats are
* supported by default, to remove support, just comment unrequired #define in this module * supported by default, to remove support, just comment unrequired #define in this module
* *
* #define INCLUDE_DEFAULT_FONT / SUPPORT_DEFAULT_FONT * #define SUPPORT_DEFAULT_FONT
* *
* DEPENDENCIES: * DEPENDENCIES:
* stb_truetype - Load TTF file and rasterize characters data * stb_truetype - Load TTF file and rasterize characters data
@ -37,6 +37,11 @@
* *
**********************************************************************************************/ **********************************************************************************************/
// Default supported features
//-------------------------------------
#define SUPPORT_DEFAULT_FONT
//-------------------------------------
#include "raylib.h" #include "raylib.h"
#include <stdlib.h> // Required for: malloc(), free() #include <stdlib.h> // Required for: malloc(), free()
@ -61,8 +66,6 @@
#define MAX_FORMATTEXT_LENGTH 64 #define MAX_FORMATTEXT_LENGTH 64
#define MAX_SUBTEXT_LENGTH 64 #define MAX_SUBTEXT_LENGTH 64
#define BIT_CHECK(a,b) ((a) & (1 << (b)))
//---------------------------------------------------------------------------------- //----------------------------------------------------------------------------------
// Types and Structures Definition // Types and Structures Definition
//---------------------------------------------------------------------------------- //----------------------------------------------------------------------------------
@ -71,8 +74,10 @@
//---------------------------------------------------------------------------------- //----------------------------------------------------------------------------------
// Global variables // Global variables
//---------------------------------------------------------------------------------- //----------------------------------------------------------------------------------
#if defined(SUPPORT_DEFAULT_FONT)
static SpriteFont defaultFont; // Default font provided by raylib static SpriteFont defaultFont; // Default font provided by raylib
// NOTE: defaultFont is loaded on InitWindow and disposed on CloseWindow [module: core] // NOTE: defaultFont is loaded on InitWindow and disposed on CloseWindow [module: core]
#endif
//---------------------------------------------------------------------------------- //----------------------------------------------------------------------------------
// Other Modules Functions Declaration (required by text) // Other Modules Functions Declaration (required by text)
@ -89,14 +94,21 @@ static SpriteFont LoadRBMF(const char *fileName); // Load a rBMF font file (ra
static SpriteFont LoadBMFont(const char *fileName); // Load a BMFont file (AngelCode font file) static SpriteFont LoadBMFont(const char *fileName); // Load a BMFont file (AngelCode font file)
static SpriteFont LoadTTF(const char *fileName, int fontSize, int charsCount, int *fontChars); // Load spritefont from TTF data static SpriteFont LoadTTF(const char *fileName, int fontSize, int charsCount, int *fontChars); // Load spritefont from TTF data
#if defined(SUPPORT_DEFAULT_FONT)
extern void LoadDefaultFont(void); extern void LoadDefaultFont(void);
extern void UnloadDefaultFont(void); extern void UnloadDefaultFont(void);
#endif
//---------------------------------------------------------------------------------- //----------------------------------------------------------------------------------
// Module Functions Definition // Module Functions Definition
//---------------------------------------------------------------------------------- //----------------------------------------------------------------------------------
#if defined(SUPPORT_DEFAULT_FONT)
// Load raylib default font
extern void LoadDefaultFont(void) extern void LoadDefaultFont(void)
{ {
#define BIT_CHECK(a,b) ((a) & (1 << (b)))
// NOTE: Using UTF8 encoding table for Unicode U+0000..U+00FF Basic Latin + Latin-1 Supplement // NOTE: Using UTF8 encoding table for Unicode U+0000..U+00FF Basic Latin + Latin-1 Supplement
// http://www.utf8-chartable.de/unicode-utf8-table.pl // http://www.utf8-chartable.de/unicode-utf8-table.pl
@ -241,16 +253,23 @@ extern void LoadDefaultFont(void)
TraceLog(INFO, "[TEX ID %i] Default font loaded successfully", defaultFont.texture.id); TraceLog(INFO, "[TEX ID %i] Default font loaded successfully", defaultFont.texture.id);
} }
// Unload raylib default font
extern void UnloadDefaultFont(void) extern void UnloadDefaultFont(void)
{ {
UnloadTexture(defaultFont.texture); UnloadTexture(defaultFont.texture);
free(defaultFont.chars); free(defaultFont.chars);
} }
#endif // SUPPORT_DEFAULT_FONT
// Get the default font, useful to be used with extended parameters // Get the default font, useful to be used with extended parameters
SpriteFont GetDefaultFont() SpriteFont GetDefaultFont()
{ {
#if defined(SUPPORT_DEFAULT_FONT)
return defaultFont; return defaultFont;
#else
SpriteFont font = { 0 };
return font;
#endif
} }
// Load SpriteFont from file into GPU memory (VRAM) // Load SpriteFont from file into GPU memory (VRAM)
@ -345,7 +364,7 @@ SpriteFont LoadSpriteFontTTF(const char *fileName, int fontSize, int charsCount,
void UnloadSpriteFont(SpriteFont spriteFont) void UnloadSpriteFont(SpriteFont spriteFont)
{ {
// NOTE: Make sure spriteFont is not default font (fallback) // NOTE: Make sure spriteFont is not default font (fallback)
if (spriteFont.texture.id != defaultFont.texture.id) if (spriteFont.texture.id != GetDefaultFont().texture.id)
{ {
UnloadTexture(spriteFont.texture); UnloadTexture(spriteFont.texture);
free(spriteFont.chars); free(spriteFont.chars);
@ -360,7 +379,7 @@ void UnloadSpriteFont(SpriteFont spriteFont)
void DrawText(const char *text, int posX, int posY, int fontSize, Color color) void DrawText(const char *text, int posX, int posY, int fontSize, Color color)
{ {
// Check if default font has been loaded // Check if default font has been loaded
if (defaultFont.texture.id != 0) if (GetDefaultFont().texture.id != 0)
{ {
Vector2 position = { (float)posX, (float)posY }; Vector2 position = { (float)posX, (float)posY };
@ -471,7 +490,7 @@ int MeasureText(const char *text, int fontSize)
Vector2 vec = { 0.0f, 0.0f }; Vector2 vec = { 0.0f, 0.0f };
// Check if default font has been loaded // Check if default font has been loaded
if (defaultFont.texture.id != 0) if (GetDefaultFont().texture.id != 0)
{ {
int defaultFontSize = 10; // Default Font chars height in pixel int defaultFontSize = 10; // Default Font chars height in pixel
if (fontSize < defaultFontSize) fontSize = defaultFontSize; if (fontSize < defaultFontSize) fontSize = defaultFontSize;