UP 通用OLED
This commit is contained in:
JiXieShi
193
lib/src/oled/oled.cpp
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193
lib/src/oled/oled.cpp
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#include "oled.h"
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#include "oled_font.h"
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#define BUFPOINT(x, i) (*(dev->buf + x + (i * dev->width)))
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void OLED_Init(OLED_T *dev) {
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uint8_t *cmdIndex = (uint8_t *) initCmd;
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uint8_t count, temp;
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while (*cmdIndex) {
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temp = *cmdIndex++;
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count = temp & 0x7F;
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dev->cmd(cmdIndex, count);
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cmdIndex += count;
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}
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dev->state = IDLE;
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}
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void OLED_ON(OLED_T *dev) {
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uint8_t cmd[3] = {0x8D, 0x14, 0xAF};
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if (dev->state == IDLE) {
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dev->state = WRITE;
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dev->cmd(cmd, 3);
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dev->state = IDLE;
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}
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}
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void OLED_OFF(OLED_T *dev) {
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uint8_t cmd[3] = {0x8D, 0x10, 0xAE};
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if (dev->state == IDLE) {
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dev->state = WRITE;
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dev->cmd(cmd, 3);
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dev->state = IDLE;
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}
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}
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void OLED_Turn(OLED_T *dev, bool e) {
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uint8_t cmd = 0xA6 + e;
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if (dev->state == IDLE) {
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dev->state = WRITE;
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dev->cmd(&cmd, 1);
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dev->state = IDLE;
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}
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}
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void OLED_Refresh(OLED_T *dev) {
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uint8_t i, cmd[3] = {0xb0, 0x00, 0x10};
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if (dev->state == IDLE) {
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dev->state = REFRESH;
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for (i = 0; i < (dev->height >> 3); i++) {
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cmd[0] = 0xb0 + i;
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dev->cmd(cmd, 3);
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dev->data(dev->buf + (i * dev->width), dev->width);
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}
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#if REFRESH_CALL_ENABLE
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dev->call();
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#endif
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}
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}
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void OLED_DisplayTurn(OLED_T *dev, bool e) {
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uint8_t cmd[2];
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if (e) {
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cmd[0] = 0xC8;
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cmd[1] = 0xA1;
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} else {
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cmd[0] = 0xC0;
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cmd[1] = 0xA0;
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}
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if (dev->state == IDLE) {
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dev->state = WRITE;
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dev->cmd(cmd, 1);
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dev->state = IDLE;
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}
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}
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void OLED_Set(OLED_T *dev, uint8_t x, uint8_t y) {
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uint8_t i, m, n;
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i = y / 8;
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m = y % 8;
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n = 1 << m;
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BUFPOINT(x, i) |= n;
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}
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void OLED_RSet(OLED_T *dev, uint8_t x, uint8_t y) {
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uint8_t i, m, n;
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i = y / 8;
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m = y % 8;
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n = 1 << m;
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BUFPOINT(x, i) = ~BUFPOINT(x, i);
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BUFPOINT(x, i) |= n;
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BUFPOINT(x, i) = ~BUFPOINT(x, i);
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}
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void OLED_DrawLine(OLED_T *dev, uint8_t x1, uint8_t y1, uint8_t x2, uint8_t y2) {
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uint8_t i, k, k1, k2;
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if ((x1 < 0) || (x2 > dev->width) || (y1 < 0) || (y2 > dev->height) || (x1 > x2) || (y1 > y2))return;
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if (x1 == x2) //画竖线
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{
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for (i = 0; i < (y2 - y1); i++) {
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OLED_Set(dev, x1, y1 + i);
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}
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} else if (y1 == y2) //画横线
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{
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for (i = 0; i < (x2 - x1); i++) {
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OLED_Set(dev, x1 + i, y1);
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}
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} else //画斜线
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{
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k1 = y2 - y1;
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k2 = x2 - x1;
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k = k1 * 10 / k2;
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for (i = 0; i < (x2 - x1); i++) {
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OLED_Set(dev, x1 + i, y1 + i * k / 10);
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}
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}
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}
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void OLED_DrawCircle(OLED_T *dev, uint8_t x, uint8_t y, uint8_t r) {
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int a, b, num;
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a = 0;
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b = r;
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while (2 * b * b >= r * r) {
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OLED_Set(dev, x + a, y - b);
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OLED_Set(dev, x - a, y - b);
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OLED_Set(dev, x - a, y + b);
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OLED_Set(dev, x + a, y + b);
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OLED_Set(dev, x + b, y + a);
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OLED_Set(dev, x + b, y - a);
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OLED_Set(dev, x - b, y - a);
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OLED_Set(dev, x - b, y + a);
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a++;
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num = (a * a + b * b) - r * r;//计算画的点离圆心的距离
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if (num > 0) {
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b--;
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a--;
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}
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}
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}
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void OLED_ShowChar(OLED_T *dev, uint8_t x, uint8_t y, uint8_t chr, uint8_t size1) {
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uint8_t i, m, temp, size2, chr1;
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uint8_t y0 = y;
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size2 = (size1 / 8 + ((size1 % 8) ? 1 : 0)) * (size1 / 2); //得到字体一个字符对应点阵集所占的字节数
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chr1 = chr - ' '; //计算偏移后的值
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for (i = 0; i < size2; i++) {
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if (size1 == 12) { temp = asc2_1206[chr1][i]; } //调用1206字体
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else if (size1 == 16) { temp = asc2_1608[chr1][i]; } //调用1608字体
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else if (size1 == 24) { temp = asc2_2412[chr1][i]; } //调用2412字体
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else return;
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for (m = 0; m < 8; m++) //写入数据
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{
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if (temp & 0x80)OLED_Set(dev, x, y);
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else OLED_RSet(dev, x, y);
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temp <<= 1;
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y++;
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if ((y - y0) == size1) {
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y = y0;
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x++;
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break;
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}
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}
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}
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}
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void OLED_ShowString(OLED_T *dev, uint8_t x, uint8_t y, uint8_t *chr, uint8_t size1) {
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while ((*chr >= ' ') && (*chr <= '~'))//判断是不是非法字符!
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{
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OLED_ShowChar(dev, x, y, *chr, size1);
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x += size1 / 2;
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if (x > dev->width - size1) //换行
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{
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x = 0;
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y += 2;
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}
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chr++;
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}
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}
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void OLED_SPos(OLED_T *dev, uint8_t x, uint8_t y) {
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uint8_t cmd[3];
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cmd[0] = (uint8_t) 0xb0 + y;
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cmd[1] = ((x & 0xf0) >> 4) | 0x10;
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cmd[2] = (x & 0x0f) | 0x01;
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if (dev->state == IDLE) {
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dev->state = WRITE;
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dev->cmd(cmd, 3);
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dev->state = IDLE;
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}
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}
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