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HW Lines

This commit is contained in:
KTOWN 2013-10-08 18:25:51 +02:00
parent b12ba062e4
commit 58ec84eb6f
2 changed files with 49 additions and 1 deletions
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48
Adafruit_RA8875.cpp
View File

@ -194,6 +194,54 @@ void Adafruit_RA8875::drawPixel(int16_t x, int16_t y, uint16_t color)
digitalWrite(_cs, HIGH);
}
void Adafruit_RA8875::drawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color)
{
/* Set X */
writeCommand(0x91);
writeData(x0);
writeCommand(0x92);
writeData(x0 >> 8);
/* Set Y */
writeCommand(0x93);
writeData(y0);
writeCommand(0x94);
writeData(y0 >> 8);
/* Set X1 */
writeCommand(0x95);
writeData(x1);
writeCommand(0x96);
writeData((x1) >> 8);
/* Set Y1 */
writeCommand(0x97);
writeData(y1);
writeCommand(0x98);
writeData((y1) >> 8);
/* Set Color */
writeCommand(0x63);
writeData((color & 0xf800) >> 11);
writeCommand(0x64);
writeData((color & 0x07e0) >> 5);
writeCommand(0x65);
writeData((color & 0x001f));
/* Draw! */
writeCommand(RA8875_DCR);
writeData(0x80);
/* 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::drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color)
{
rectHelper(x, y, x+w, y+h, color, false);

2
Adafruit_RA8875.h
View File

@ -30,7 +30,7 @@ class Adafruit_RA8875 : public Adafruit_GFX {
/* Adafruit_GFX functions */
void drawPixel(int16_t x, int16_t y, uint16_t color);
//void drawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color);
void drawLine(int16_t x0, int16_t y0, int16_t x1, int16_t y1, 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 drawRect(int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color);