nds_nflib/examples/text/textdemo16/source/main.c
2023-05-21 21:11:40 +01:00

95 lines
2.5 KiB
C

// SPDX-License-Identifier: CC0-1.0
//
// SPDX-FileContributor: NightFox & Co., 2009-2011
//
// Basic 8x16 text example.
// http://www.nightfoxandco.com
#include <stdio.h>
#include <nds.h>
#include <filesystem.h>
#include <nf_lib.h>
int main(int argc, char **argv)
{
// Prepare a NitroFS initialization screen
NF_Set2D(0, 0);
NF_Set2D(1, 0);
consoleDemoInit();
printf("\n NitroFS init. Please wait.\n\n");
printf(" Iniciando NitroFS,\n por favor, espere.\n\n");
swiWaitForVBlank();
// Initialize NitroFS and set it as the root folder of the filesystem
nitroFSInit(NULL);
NF_SetRootFolder("NITROFS");
// Initialize 2D engine in both screens and use mode 0
NF_Set2D(0, 0);
NF_Set2D(1, 0);
// Initialize tiled backgrounds system
NF_InitTiledBgBuffers(); // Initialize storage buffers
NF_InitTiledBgSys(0); // Top screen
NF_InitTiledBgSys(1); // Bottom screen
// Initialize text system
NF_InitTextSys(0); // Top screen
// Load background files from NitroFS
NF_LoadTiledBg("bg/layer3", "moon", 256, 256);
// Load text font files from NitroFS
NF_LoadTextFont16("fnt/font16", "normal", 256, 256, 0); // Load normal text
NF_LoadTextFont16("fnt/font16", "right", 256, 256, 1); // Load rotated text
NF_LoadTextFont16("fnt/font16", "left", 256, 256, 2); // Load rotated text
// Create top screen background
NF_CreateTiledBg(0, 3, "moon");
// Create bottom screen background
NF_CreateTiledBg(1, 3, "moon");
// Create a text layer
NF_CreateTextLayer16(0, 0, 0, "normal");
NF_CreateTextLayer16(1, 1, 1, "right");
NF_CreateTextLayer16(1, 2, 2, "left");
// Scroll text background to offset the unused space in the background
// that uses text rotated to the left.
NF_ScrollBg(1, 2, 0, 63);
// Print text in all layers
NF_WriteText16(0, 0, 1, 1, "Hola Mundo!\n Hello World!");
NF_WriteText16(1, 1, 1, 1, "Hola Mundo!\n Hello World!");
NF_WriteText16(1, 2, 1, 1, "Hola Mundo!\n Hello World!");
// Update text layers
NF_UpdateTextLayers();
// Variables
u32 myvar = 0;
while (1)
{
myvar++;
char mytext[32];
snprintf(mytext, sizeof(mytext), "Counter: %lu", myvar);
NF_WriteText16(0, 0, 1, 4, mytext);
NF_WriteText16(1, 1, 1, 4, mytext);
NF_WriteText16(1, 2, 1, 4, mytext);
// Update text layers
NF_UpdateTextLayers();
// Wait for the screen refresh
swiWaitForVBlank();
}
return 0;
}