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Instant rectangles!

This commit is contained in:
KTOWN 2013-10-08 18:05:43 +02:00
parent 14380ca946
commit cb9b045f07
2 changed files with 57 additions and 3 deletions
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54
Adafruit_RA8875.cpp
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@ -194,6 +194,60 @@ void Adafruit_RA8875::drawPixel(int16_t x, int16_t y, uint16_t color)
digitalWrite(_cs, HIGH); digitalWrite(_cs, HIGH);
} }
void Adafruit_RA8875::fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color)
{
/* Set X */
writeCommand(0x91);
writeData(x);
writeCommand(0x92);
writeData(x >> 8);
/* Set Y */
writeCommand(0x93);
writeData(y);
writeCommand(0x94);
writeData(y >> 8);
/* Set X1 */
writeCommand(0x95);
writeData(x+w);
writeCommand(0x96);
writeData((x+w) >> 8);
/* Set Y1 */
writeCommand(0x97);
writeData(y+h);
writeCommand(0x98);
writeData((y+h) >> 8);
/* Set Color */
writeCommand(0x63);
writeData((color & 0xf800) >> 11);
writeCommand(0x64);
writeData((color & 0x07e0) >> 5);
writeCommand(0x65);
writeData((color & 0x001f));
/* Draw! */
writeCommand(RA8875_DCR);
/* Square, Filled */
writeData(0xB0);
/* Wait for the command to finish */
bool finished = false;
while (!finished)
{
uint8_t temp = readReg(RA8875_DCR);
if (!(temp & RA8875_DCR_LINESQUTRI_STATUS))
finished = true;
}
}
void Adafruit_RA8875::fillScreen(uint16_t color)
{
fillRect(0, 0, _width-1, _height-1, color);
}
void Adafruit_RA8875::circleHelper(int16_t x0, int16_t y0, int16_t r, uint16_t color, bool filled) void Adafruit_RA8875::circleHelper(int16_t x0, int16_t y0, int16_t r, uint16_t color, bool filled)
{ {
/* Set X */ /* Set X */

6
Adafruit_RA8875.h
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@ -34,10 +34,10 @@ class Adafruit_RA8875 : public Adafruit_GFX {
//void drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color); //void drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color);
//void drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color); //void drawFastHLine(int16_t x, int16_t y, int16_t w, uint16_t color);
//void drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color); //void drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
//void fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color); void fillRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);
//void fillScreen(uint16_t color); void fillScreen(uint16_t color);
/* HW accelerated wrapper functions */ /* HW accelerated wrapper functions (override Adafruit_GFX prototypes) */
void drawCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color); void drawCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color);
void fillCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color); void fillCircle(int16_t x0, int16_t y0, int16_t r, uint16_t color);