/*
* Draw a rectangle frame.
*/
void oledFrame(int x1, int y1, int x2, int y2) {
for (int x = x1; x <= x2; x++) {
oledDrawPixel(x, y1);
oledDrawPixel(x, y2);
}
for (int y = y1 + 1; y < y2; y++) {
oledDrawPixel(x1, y);
oledDrawPixel(x2, y);
}
}
void oledDrawChar(int x, int y, char c, int font) {
if (x >= OLED_WIDTH || y >= OLED_HEIGHT || y <= -FONT_HEIGHT) {
return;
}
int zoom = (font & FONT_DOUBLE ? 2 : 1);
int char_width = fontCharWidth(font & 0x7f, c);
const uint8_t *char_data = fontCharData(font & 0x7f, c);
if (x <= -char_width * zoom) {
return;
}
for (int xo = 0; xo < char_width; xo++) {
for (int yo = 0; yo < FONT_HEIGHT; yo++) {
if (char_data[xo] & (1 << (FONT_HEIGHT - 1 - yo))) {
if (zoom <= 1) {
oledDrawPixel(x + xo, y + yo);
} else {
oledBox(x + xo * zoom, y + yo * zoom, x + (xo + 1) * zoom - 1,
y + (yo + 1) * zoom - 1, true);
}
}
}
}
}
void oledHLine(int y) {
if (y < 0 || y >= OLED_HEIGHT) {
return;
}
for (int x = 0; x < OLED_WIDTH; x++) {
oledDrawPixel(x, y);
}
}
void oledBox(int x1, int y1, int x2, int y2, char val)
{
int x, y;
for (x = x1; x <= x2; x++) {
for (y = y1; y <= y2; y++) {
val ? oledDrawPixel(x, y) : oledClearPixel(x, y);
}
}
}
/*
* Draw a filled rectangle.
*/
void oledBox(int x1, int y1, int x2, int y2, bool set)
{
int x, y;
for (x = x1; x <= x2; x++) {
for (y = y1; y <= y2; y++) {
set ? oledDrawPixel(x, y) : oledClearPixel(x, y);
}
}
}
/*
* Draw a filled rectangle.
*/
void oledBox(int x1, int y1, int x2, int y2, bool set) {
x1 = MAX(x1, 0);
y1 = MAX(y1, 0);
x2 = MIN(x2, OLED_WIDTH - 1);
y2 = MIN(y2, OLED_HEIGHT - 1);
for (int x = x1; x <= x2; x++) {
for (int y = y1; y <= y2; y++) {
set ? oledDrawPixel(x, y) : oledClearPixel(x, y);
}
}
}
void oledDrawBitmap(int x, int y, const BITMAP *bmp) {
for (int i = 0; i < bmp->width; i++) {
for (int j = 0; j < bmp->height; j++) {
if (bmp->data[(i / 8) + j * bmp->width / 8] & (1 << (7 - i % 8))) {
oledDrawPixel(x + i, y + j);
} else {
oledClearPixel(x + i, y + j);
}
}
}
}
void oledDrawChar(int x, int y, char c)
{
int char_width;
const uint8_t *char_data;
if ((x >= OLED_WIDTH) || (y >= OLED_HEIGHT)) return;
char_width = fontCharWidth(c);
char_data = fontCharData(c);
int xoffset, yoffset;
for (xoffset = 0; xoffset < char_width; xoffset++) {
for (yoffset = 0; yoffset < FONT_HEIGHT; yoffset++) {
if (char_data[xoffset] & (1 << (FONT_HEIGHT - 1 - yoffset))) {
oledDrawPixel(x + xoffset, y + yoffset);
}
}
}
}
void oledDrawChar(int x, int y, char c)
{
uint8_t width, *column;
if ((x >= OLED_WIDTH) || (y >= OLED_HEIGHT)) return;
if ((c < FONT_START) || (c > FONT_END)) {
c = '_';
}
width = font_data[(int)(c - FONT_START)][0];
column = (uint8_t *)(font_data[(int)(c - FONT_START)] + 1);
int xoffset, yoffset;
for (xoffset = 0; xoffset < width; xoffset++) {
for (yoffset = 0; yoffset < FONT_HEIGHT; yoffset++) {
if (column[xoffset] & (1 << (FONT_HEIGHT - 1 - yoffset))) {
oledDrawPixel(x + xoffset, y + yoffset);
}
}
}
}
void oledDrawChar(int x, int y, char c, int zoom)
{
int char_width;
const uint8_t *char_data;
if ((x >= OLED_WIDTH) || (y >= OLED_HEIGHT)) return;
char_width = fontCharWidth(c);
char_data = fontCharData(c);
int xo, yo;
for (xo = 0; xo < char_width; xo++) {
for (yo = 0; yo < FONT_HEIGHT; yo++) {
if (char_data[xo] & (1 << (FONT_HEIGHT - 1 - yo))) {
if (zoom <= 1) {
oledDrawPixel(x + xo, y + yo);
} else {
oledBox(x + xo * zoom, y + yo * zoom, x + (xo + 1) * zoom - 1, y + (yo + 1) * zoom - 1, true);
}
}
}
}
}
void oledHLine(int y) {
int x;
for (x = 0; x < OLED_WIDTH; x++) {
oledDrawPixel(x, y);
}
}