// calculate new output values
int uiStep(u8g_t *u8g)
{
int key = u8g_sdl_get_key();
switch( key )
{
case ' ':
return 1;
case 273:
case 'x':
if ( cursor_y >= 0 + uiIncrement )
cursor_y -= uiIncrement;
return 1;
case 274:
case 's':
if ( cursor_y <= u8g_GetHeight(u8g) - uiIncrement )
cursor_y += uiIncrement;
return 1;
case 276:
case 'c':
if ( cursor_x >= 0 + uiIncrement )
cursor_x -= uiIncrement;
return 1;
case 275:
case 'v':
if ( cursor_x <= u8g_GetWidth(u8g) - uiIncrement )
cursor_x += uiIncrement;
return 1;
case 'q':
exit(0);
}
return 0;
}
uint8_t get_key_code(void)
{
uint8_t chess_key;
int sdl_key;
sdl_key = u8g_sdl_get_key();
chess_key = CHESS_KEY_NONE;
switch ( sdl_key ) {
case 'n':
case 274: // arrow down
case 275: // arrow right
chess_key = CHESS_KEY_NEXT;
break;
case 'p':
case 273: // arrow up
case 276: // arrow left
chess_key = CHESS_KEY_PREV;
break;
case ' ':
chess_key = CHESS_KEY_SELECT;
break;
case 'q':
exit(0);
break;
}
return chess_key;
}
// calculate new output values
void uiStep(void) {
#if USE_SDL
int key = u8g_sdl_get_key();
switch (key) {
case 'q':
case ' ':
exit(0);
}
#endif
}
int main(void)
{
u8g_Init(&u8g, &u8g_dev_sdl_1bit);
u8g_FirstPage(&u8g);
do
{
draw();
} while( u8g_NextPage(&u8g) );
while( u8g_sdl_get_key() < 0 )
;
}
int main(void)
{
u8g_uint_t w,h;
u8g_uint_t r, g, b, x, y;
u8g_t u8g;
u8g_Init(&u8g, &u8g_dev_sdl_8bit);
u8g_FirstPage(&u8g);
do
{
u8g_SetFont(&u8g, u8g_font_10x20);
u8g_SetFont(&u8g, u8g_font_fur25);
/*
for ( x = 0; x < 128; x++ )
for ( y = 0; y < 64; y++ )
{
u8g_SetColorIndex(&u8g, ((x&3)+y*4) & 255);
u8g_DrawPixel(&u8g, x, y);
}
*/
w = 4;
h = 4;
for( b = 0; b < 4; b++ )
for( g = 0; g < 8; g++ )
for( r = 0; r < 8; r++ )
{
u8g_SetColorIndex(&u8g, (r<<5) | (g<<2) | b );
u8g_DrawBox(&u8g, g*w + b*w*8, r*h, w, h);
u8g_DrawBox(&u8g, g*w + b*w*8, r*h+32, w, h);
}
w = u8g_GetFontBBXWidth(&u8g);
h = u8g_GetFontBBXHeight(&u8g);
u8g_SetColorIndex(&u8g, 1);
u8g_DrawStr(&u8g, 20, 40, "U8glib");
u8g_SetColorIndex(&u8g, 2);
u8g_DrawStr(&u8g, 20+1, 40+1, "U8glib");
u8g_SetColorIndex(&u8g, 3);
u8g_DrawStr(&u8g, 20+2, 40+2, "U8glib");
}while( u8g_NextPage(&u8g) );
while( u8g_sdl_get_key() < 0 )
;
return 0;
}
uint8_t getButton(void) {
int8_t key = BUTTON_NULL;
key = u8g_sdl_get_key() - 16;
switch(key){
case 1: return BUTTON_UP;
case 2: return BUTTON_DOWN;
case 3: return BUTTON_RIGHT;
case 4: return BUTTON_LEFT;
}
if (key > 0) {
printf("Key: %d\n", key);
return key;
}
return BUTTON_NULL;
}
int main(void)
{
u8g2_SetupBuffer_SDL_128x64(&u8g2, &u8g2_cb_r0);
u8x8_InitDisplay(u8g2_GetU8x8(&u8g2));
u8x8_SetPowerSave(u8g2_GetU8x8(&u8g2), 0);
u8g2_DrawHVLine(&u8g2, 5, 20, 40, 0);
u8g2_DrawHVLine(&u8g2, 5, 22, 40, 0);
u8g2_DrawHVLine(&u8g2, 5, 24, 40, 0);
u8g2_DrawHVLine(&u8g2, 5, 24, 40, 1);
/* clipping tests */
u8g2_DrawHVLine(&u8g2, 60000, 10000, 39, 0);
u8g2_DrawHVLine(&u8g2, 140, 40, 40, 0);
u8g2_DrawHVLine(&u8g2, 120, 41, 40, 0);
u8g2_DrawHVLine(&u8g2, 120, 42, 0xff8f, 0); /* rare case */
u8g2_DrawHVLine(&u8g2, 120, 43, 6, 0);
u8g2_DrawHVLine(&u8g2, 0, 40, 10, 0);
u8g2_DrawHVLine(&u8g2, -2, 41, 5, 0);
u8g2_DrawHVLine(&u8g2, -3, 42, 5, 0);
u8g2_DrawHVLine(&u8g2, -8, 43, 5, 0);
u8g2_DrawHVLine(&u8g2, 0, 44, 10, 0);
u8g2_DrawHVLine(&u8g2, 99, 70, 40, 1);
u8g2_DrawHVLine(&u8g2, 98, 60, 40, 1);
u8g2_DrawHVLine(&u8g2, 97, 60, 0xfff0, 1); /* rare case */
u8g2_DrawHVLine(&u8g2, 96, 60, 3, 1);
u8g2_SendBuffer(&u8g2);
u8x8_Set8x8Font(u8g2_GetU8x8(&u8g2), bdf_font);
u8x8_Draw8x8String(u8g2_GetU8x8(&u8g2), 0, 0, "Hello World!");
while( u8g_sdl_get_key() < 0 )
;
return 0;
}
int xmain(void)
{
u8g_uint_t w,h;
u8g_t u8g;
u8g_Init(&u8g, &u8g_dev_sdl_1bit);
u8g_FirstPage(&u8g);
u8g_SetCursorFont(&u8g, u8g_font_cursor);
do
{
u8g_SetColorIndex(&u8g, 1);
u8g_SetFont(&u8g, u8g_font_9x18);
//u8g_SetFont(&u8g, u8g_font_fur17);
w = u8g_GetFontBBXWidth(&u8g);
h = u8g_GetFontBBXHeight(&u8g);
//u8g_DrawStr(&u8g, 0, 2*h, 0, "ABCgdef");
u8g_DrawStrDir(&u8g, 0, 5, 0, "g");
u8g_DrawStrDir(&u8g, 10, 7, 0, "g");
u8g_DrawStrDir(&u8g, 20, 9, 0, "g");
u8g_DrawStrDir(&u8g, 20, 9, 0, "ga");
//u8g_DrawStr(&u8g, 40, 9, 0, "g");
u8g_DrawStr(&u8g, 70+3, 25, "gabc");
u8g_DrawStr90(&u8g, 70, 25+3, "gabc");
u8g_DrawStr180(&u8g, 70-3, 25, "gabc");
u8g_DrawStr270(&u8g, 70, 25-3, "gabc");
//u8g_DrawFrame(&u8g, 2, 2, 9, 3);
//u8g_DrawFrame(&u8g, 0, 0, 13, 7);
//u8g_DrawHLine( &u8g, 0, 16, 50 );
u8g_SetColorIndex(&u8g, 1);
u8g_DrawHLine( &u8g, 0, 3, 127 );
u8g_SetColorIndex(&u8g, 0);
u8g_DrawHLine( &u8g, 0, 4, 127 );
}while( u8g_NextPage(&u8g) );
while( u8g_sdl_get_key() < 0 )
;
return 0;
}
int main(void)
{
u8x8_Setup_SDL_128x64(&u8g2);
u8x8_InitDisplay(&u8g2);
u8x8_SetFont(&u8g2, u8x8_font_amstrad_cpc_extended_f);
u8x8_DrawString(&u8g2, 0, 0, "UTF-8 Test");
u8x8_DrawString(&u8g2, 0, 1, "M\xfcnchen");/* works: select umlaut-u directly with code 0xfc */
u8x8_DrawString(&u8g2, 0, 2, "München"); /* does not work: umlaut-u is translated to utf-8, broken output */
u8x8_DrawUTF8(&u8g2, 0, 3, "M\xfcnchen"); /* does not work: Codes above 127 are reserved for UTF-8 encoding */
u8x8_DrawUTF8(&u8g2, 0, 4, "München"); /* works: u8x8 can handle UTF-8 code correctly */
while( u8g_sdl_get_key() < 0 )
;
return 0;
}
int main(void)
{
u8g_t u8g;
u8g_Init(&u8g, &u8g_dev_sdl_1bit);
u8g_FirstPage(&u8g);
do
{
u8g_SetFont(&u8g, u8g_font_unifont);
//u8g_SetFont(&u8g, u8g_font_osb18r);
u8g_DrawStr(&u8g, 0, 20, "Hello World!");
} while( u8g_NextPage(&u8g) );
while( u8g_sdl_get_key() < 0 )
;
}
uint8_t get_key_code(void)
{
uint8_t chess_key;
int sdl_key;
sdl_key = u8g_sdl_get_key();
chess_key = CHESS_KEY_NONE;
if ( sdl_key > 0 )
{
if ( sdl_key == 'n' )
chess_key = CHESS_KEY_NEXT;
else if ( sdl_key == 'p' )
chess_key = CHESS_KEY_PREV;
else if ( sdl_key == ' ' )
chess_key = CHESS_KEY_SELECT;
else if ( sdl_key == 'q' )
exit(0);
}
return chess_key;
}
int main(void)
{
u8g_t u8g;
u8g_Init(&u8g, &u8g_dev_sdl_1bit_h);
u8g_FirstPage(&u8g);
do
{
u8g_SetColorIndex(&u8g, 1);
u8g_DrawPixel(&u8g,0,0);
u8g_DrawPixel(&u8g,0,1);
u8g_SetFont(&u8g, u8g_font_unifont);
//u8g_SetFont(&u8g, u8g_font_10x20);
//u8g_SetFont(&u8g, u8g_font_gdb17);
u8g_SetFontRefHeightText(&u8g);
//u8g_SetRefHeightAll(&u8g);
//u8g_SetFontPosBaseline(&u8g);
//u8g_SetFontPosCenter(&u8g);
u8g_SetFontPosTop(&u8g);
glyph(&u8g, 5,25, 'g');
u8g_SetFontPosCenter(&u8g);
glyph(&u8g, 5+25,25, 'g');
u8g_SetFontPosBaseline(&u8g);
glyph(&u8g, 5+2*25,25, 'g');
u8g_SetFontPosBottom(&u8g);
glyph(&u8g, 5+3*25,25, 'g');
}while( u8g_NextPage(&u8g) );
while( u8g_sdl_get_key() < 0 )
;
return 0;
}
// calculate new output values
void uiStep(void) {
int key = u8g_sdl_get_key();
isFire = 0;
switch( key )
{
case ' ':
isFire = 1;
break;
case 274:
case 'x':
if ( shipLocation >= 0+ uiIncrement )
shipLocation -= uiIncrement;
//printf("%d\n", shipLocation);
break;
case 273:
case 's':
if ( shipLocation <= 255 - uiIncrement )
shipLocation += uiIncrement;
//printf("%d\n", shipLocation);
break;
case 'q':
exit(0);
}
}
int main(void)
{
int x, y;
int k;
int i;
u8g2_SetupBuffer_SDL_128x64_4(&u8g2, &u8g2_cb_r0);
u8x8_InitDisplay(u8g2_GetU8x8(&u8g2));
u8x8_SetPowerSave(u8g2_GetU8x8(&u8g2), 0);
u8g2_SetFont(&u8g2, u8g2_font_helvB18_tn);
x = 50;
y = 30;
for(;;)
{
#ifdef U8G2_WITH_HVLINE_COUNT
u8g2.hv_cnt = 0UL;
#endif /* U8G2_WITH_HVLINE_COUNT */
/*
u8g2_ClearBuffer(&u8g2);
u8g2_SetFontDirection(&u8g2, 0);
u8g2_DrawStr(&u8g2, x, y, "ABC");
u8g2_SetFontDirection(&u8g2, 1);
u8g2_DrawStr(&u8g2, x, y, "abc");
u8g2_SetFontDirection(&u8g2, 2);
u8g2_DrawStr(&u8g2, x, y, "abc");
u8g2_SetFontDirection(&u8g2, 3);
u8g2_DrawStr(&u8g2, x, y, "abc");
u8g2_SendBuffer(&u8g2);
*/
u8g2_FirstPage(&u8g2);
i = 0;
do
{
u8g2_SetFontDirection(&u8g2, 0);
u8g2_DrawStr(&u8g2, x, y, "123");
u8g2_SetFontDirection(&u8g2, 1);
u8g2_DrawStr(&u8g2, x, y, "123");
u8g2_SetFontDirection(&u8g2, 2);
u8g2_DrawStr(&u8g2, x, y, "123");
u8g2_SetFontDirection(&u8g2, 3);
u8g2_DrawStr(&u8g2, x, y, "123");
if ( i == 1 )
{
u8g2_DrawHVLine(&u8g2, u8g2.user_x0, u8g2.user_y0, 1, 0);
u8g2_DrawHVLine(&u8g2, u8g2.user_x0, u8g2.user_y1-1, 1, 0);
u8g2_DrawHVLine(&u8g2, u8g2.user_x1-1, u8g2.user_y1-1, 1, 0);
u8g2_DrawHVLine(&u8g2, u8g2.user_x1-1, u8g2.user_y0, 1, 0);
}
i++;
} while( u8g2_NextPage(&u8g2) );
#ifdef U8G2_WITH_HVLINE_COUNT
printf("hv cnt: %ld\n", u8g2.hv_cnt);
#endif /* U8G2_WITH_HVLINE_COUNT */
do
{
k = u8g_sdl_get_key();
} while( k < 0 );
if ( k == 273 ) y -= 7;
if ( k == 274 ) y += 7;
if ( k == 276 ) x -= 7;
if ( k == 275 ) x += 7;
if ( k == 'e' ) y -= 1;
if ( k == 'x' ) y += 1;
if ( k == 's' ) x -= 1;
if ( k == 'd' ) x += 1;
if ( k == 'q' ) break;
}
//u8x8_Set8x8Font(u8g2_GetU8x8(&u8g2), bdf_font);
//u8x8_Draw8x8String(u8g2_GetU8x8(&u8g2), 0, 0, "Hello World!");
return 0;
}
int main(void)
{
u8g_t u8g;
uint8_t rad;
u8g_Init(&u8g, &u8g_dev_sdl_1bit);
u8g_FirstPage(&u8g);
do
{
//u8g_SetFont(&u8g, u8g_font_unifont);
//u8g_SetFont(&u8g, u8g_font_osb18r);
for( rad = 2+3*2; rad < 30; rad += 3 )
{
u8g_DrawEmpCirc(&u8g, 0, 35, rad, U8G_DRAW_UPPER_RIGHT);
u8g_DrawCircle(&u8g, 0, 35+35, rad, U8G_DRAW_UPPER_RIGHT);
u8g_DrawEmpCirc(&u8g, 0+31, 5, rad, U8G_DRAW_LOWER_RIGHT);
u8g_DrawCircle(&u8g, 0+31, 5+35, rad, U8G_DRAW_LOWER_RIGHT);
u8g_DrawEmpCirc(&u8g, 30+31*2, 5, rad, U8G_DRAW_LOWER_LEFT);
u8g_DrawCircle(&u8g, 30+31*2, 5+35, rad, U8G_DRAW_LOWER_LEFT);
u8g_DrawEmpCirc(&u8g, 0+31*4, 35, rad, U8G_DRAW_UPPER_LEFT);
u8g_DrawCircle(&u8g, 0+31*4, 35+35, rad, U8G_DRAW_UPPER_LEFT);
}
} while( u8g_NextPage(&u8g) );
while( u8g_sdl_get_key() < 0 )
;
for( rad = 2+3*2; rad < 30; rad += 3 )
{
u8g_FirstPage(&u8g);
do
{
//u8g_SetFont(&u8g, u8g_font_unifont);
//u8g_SetFont(&u8g, u8g_font_osb18r);
u8g_DrawFillCirc(&u8g, 0, 35, rad, U8G_DRAW_UPPER_RIGHT);
u8g_DrawDisc(&u8g, 0, 35+35, rad, U8G_DRAW_UPPER_RIGHT);
u8g_DrawFillCirc(&u8g, 0+31, 5, rad, U8G_DRAW_LOWER_RIGHT);
u8g_DrawDisc(&u8g, 0+31, 5+35, rad, U8G_DRAW_LOWER_RIGHT);
u8g_DrawFillCirc(&u8g, 30+31*2, 5, rad, U8G_DRAW_LOWER_LEFT);
u8g_DrawDisc(&u8g, 30+31*2, 5+35, rad, U8G_DRAW_LOWER_LEFT);
u8g_DrawFillCirc(&u8g, 0+31*4, 35, rad, U8G_DRAW_UPPER_LEFT);
u8g_DrawDisc(&u8g, 0+31*4, 35+35, rad, U8G_DRAW_UPPER_LEFT);
} while( u8g_NextPage(&u8g) );
while( u8g_sdl_get_key() < 0 )
;
}
return 0;
}
