T114 Landscape

This commit is contained in:
JQ
2025-05-04 21:51:58 -07:00
parent 136f3d1000
commit 67d709b3aa
3 changed files with 32 additions and 24 deletions

View File

@@ -3,7 +3,11 @@
#include "ST7789Display.h" #include "ST7789Display.h"
#ifndef X_OFFSET #ifndef X_OFFSET
#define X_OFFSET 16 #define X_OFFSET 0 // No offset needed for landscape
#endif
#ifndef Y_OFFSET
#define Y_OFFSET 1 // Vertical offset to prevent top row cutoff
#endif #endif
bool ST7789Display::begin() { bool ST7789Display::begin() {
@@ -88,7 +92,7 @@ void ST7789Display::setColor(Color c) {
void ST7789Display::setCursor(int x, int y) { void ST7789Display::setCursor(int x, int y) {
_x = x + X_OFFSET; _x = x + X_OFFSET;
_y = y; _y = y + Y_OFFSET;
} }
void ST7789Display::print(const char* str) { void ST7789Display::print(const char* str) {
@@ -96,15 +100,15 @@ void ST7789Display::print(const char* str) {
} }
void ST7789Display::fillRect(int x, int y, int w, int h) { void ST7789Display::fillRect(int x, int y, int w, int h) {
display.fillRect(x + X_OFFSET, y, w, h); display.fillRect(x + X_OFFSET, y + Y_OFFSET, w, h);
} }
void ST7789Display::drawRect(int x, int y, int w, int h) { void ST7789Display::drawRect(int x, int y, int w, int h) {
display.drawRect(x + X_OFFSET, y, w, h); display.drawRect(x + X_OFFSET, y + Y_OFFSET, w, h);
} }
void ST7789Display::drawXbm(int x, int y, const uint8_t* bits, int w, int h) { void ST7789Display::drawXbm(int x, int y, const uint8_t* bits, int w, int h) {
display.drawBitmap(x+X_OFFSET, y, w, h, bits); display.drawBitmap(x + X_OFFSET, y + Y_OFFSET, w, h, bits);
} }
uint16_t ST7789Display::getTextWidth(const char* str) { uint16_t ST7789Display::getTextWidth(const char* str) {

View File

@@ -14,7 +14,7 @@ class ST7789Display : public DisplayDriver {
bool i2c_probe(TwoWire& wire, uint8_t addr); bool i2c_probe(TwoWire& wire, uint8_t addr);
public: public:
ST7789Display() : DisplayDriver(135, 240), display(&SPI1, PIN_TFT_RST, PIN_TFT_DC, PIN_TFT_CS, GEOMETRY_RAWMODE, 240, 135) {_isOn = false;} ST7789Display() : DisplayDriver(240, 135), display(&SPI1, PIN_TFT_RST, PIN_TFT_DC, PIN_TFT_CS, GEOMETRY_RAWMODE, 240, 135) {_isOn = false;}
// ST7789Display() : DisplayDriver(135, 240), display(PIN_TFT_CS, PIN_TFT_DC, PIN_TFT_SDA, PIN_TFT_SCL, PIN_TFT_RST) { _isOn = false; } // ST7789Display() : DisplayDriver(135, 240), display(PIN_TFT_CS, PIN_TFT_DC, PIN_TFT_SDA, PIN_TFT_SCL, PIN_TFT_RST) { _isOn = false; }
bool begin(); bool begin();

View File

@@ -242,7 +242,7 @@ class ST7789Spi : public OLEDDisplay {
} }
virtual void resetOrientation() { virtual void resetOrientation() {
uint8_t madctl = ST77XX_MADCTL_RGB|ST77XX_MADCTL_MV|ST77XX_MADCTL_MX; uint8_t madctl = ST77XX_MADCTL_RGB|ST77XX_MADCTL_MV;
sendCommand(ST77XX_MADCTL); sendCommand(ST77XX_MADCTL);
WriteData(madctl); WriteData(madctl);
delay(10); delay(10);
@@ -263,13 +263,13 @@ class ST7789Spi : public OLEDDisplay {
} }
virtual void landscapeScreen() { virtual void landscapeScreen() {
// For landscape mode rotated 180 degrees with correct text direction
// MV swaps rows/columns for landscape orientation
uint8_t madctl = ST77XX_MADCTL_RGB; // Adding MX (instead of MY) flips X axis and rotates 180 degrees
uint8_t madctl = ST77XX_MADCTL_RGB | ST77XX_MADCTL_MV | ST77XX_MADCTL_MX;
sendCommand(ST77XX_MADCTL); sendCommand(ST77XX_MADCTL);
WriteData(madctl); WriteData(madctl);
delay(10); delay(10);
} }
@@ -325,20 +325,25 @@ class ST7789Spi : public OLEDDisplay {
WriteData(0x55); WriteData(0x55);
delay(10); delay(10);
sendCommand(ST77XX_MADCTL); // 4: Mem access ctrl (directions), Row/col addr, bottom-top refresh // Initialize with landscape orientation rotated 180 degrees
WriteData(0x08); uint8_t madctl = ST77XX_MADCTL_RGB | ST77XX_MADCTL_MV | ST77XX_MADCTL_MX;
sendCommand(ST77XX_MADCTL); // 4: Mem access ctrl (directions)
WriteData(madctl);
delay(10);
sendCommand(ST77XX_CASET); // 5: Column addr set, // Set column address range for landscape orientation (240 pixels wide)
sendCommand(ST77XX_CASET); // 5: Column addr set
WriteData(0x00); WriteData(0x00);
WriteData(0x00); // XSTART = 0 WriteData(0x00); // XSTART = 0
WriteData(0x00); WriteData(0x00);
WriteData(240); // XEND = 240 WriteData(240); // XEND = 240
sendCommand(ST77XX_RASET); // 6: Row addr set, // Set row address range for landscape orientation (135 pixels tall)
sendCommand(ST77XX_RASET); // 6: Row addr set
WriteData(0x00); WriteData(0x00);
WriteData(0x00); // YSTART = 0 WriteData(0x00); // YSTART = 0
WriteData(320>>8); WriteData(0x00);
WriteData(320&0xFF); // YSTART = 320 WriteData(135); // YEND = 135
sendCommand(ST77XX_SLPOUT); // 7: hack sendCommand(ST77XX_SLPOUT); // 7: hack
delay(10); delay(10);
@@ -352,11 +357,8 @@ class ST7789Spi : public OLEDDisplay {
sendCommand(ST77XX_INVON); // 10: invert sendCommand(ST77XX_INVON); // 10: invert
delay(10); delay(10);
//uint8_t madctl = ST77XX_MADCTL_RGB|ST77XX_MADCTL_MX; // Use landscape mode instead of portrait
uint8_t madctl = ST77XX_MADCTL_RGB|ST77XX_MADCTL_MV|ST77XX_MADCTL_MX; landscapeScreen();
sendCommand(ST77XX_MADCTL);
WriteData(madctl);
delay(10);
setRGB(ST77XX_GREEN); setRGB(ST77XX_GREEN);
} }
@@ -364,8 +366,10 @@ class ST7789Spi : public OLEDDisplay {
private: private:
void setAddrWindow(uint16_t x, uint16_t y, uint16_t w, uint16_t h) { void setAddrWindow(uint16_t x, uint16_t y, uint16_t w, uint16_t h) {
x += (320-displayWidth)/2; // For landscape orientation (240x135)
y += (240-displayHeight)/2; x += (320-displayWidth)/2; // Center horizontally in 320 pixels
y += (240-displayHeight)/2; // Center vertically in 240 pixels
uint32_t xa = ((uint32_t)x << 16) | (x + w - 1); uint32_t xa = ((uint32_t)x << 16) | (x + w - 1);
uint32_t ya = ((uint32_t)y << 16) | (y + h - 1); uint32_t ya = ((uint32_t)y << 16) | (y + h - 1);