void
xpcc::GraphicDisplay::drawHorizontalLine(glcd::Point start, uint16_t length)
{
for (int_fast16_t i = start.getX(); i < static_cast<int16_t>(start.getX() + length); ++i) {
(this->*draw)(i, start.getY());
}
}
void
xpcc::GraphicDisplay::drawImageRaw(glcd::Point upperLeft,
uint16_t width, uint16_t height,
xpcc::accessor::Flash<uint8_t> data)
{
uint16_t rows = (height + 7) / 8;
for (uint16_t i = 0; i < width; i++)
{
for (uint16_t k = 0; k < rows; k++)
{
uint16_t byte = data[i + k * width];
uint16_t rowHeight = height - k * 8;
if (rowHeight > 8) {
rowHeight = 8;
}
for (uint16_t j = 0; j < rowHeight; j++)
{
if (byte & 0x01) {
this->setPixel(upperLeft.getX() + i, upperLeft.getY() + k * 8 + j);
}
else {
this->clearPixel(upperLeft.getX() + i, upperLeft.getY() + k * 8 + j);
}
byte >>= 1;
}
}
}
}
void
xpcc::GraphicDisplay::drawHorizontalLine(glcd::Point start, uint8_t length)
{
for (uint8_t i = start.getX(); i < start.getX() + length; ++i) {
(this->*draw)(i, start.getY());
}
}
void
xpcc::GraphicDisplay::drawRectangle(glcd::Point upperLeft,
uint16_t width, uint16_t height)
{
uint16_t x2 = upperLeft.getX() + width - 1;
uint16_t y2 = upperLeft.getY() + height - 1;
this->drawHorizontalLine(upperLeft, width);
this->drawHorizontalLine(glcd::Point(upperLeft.getX(), y2), width);
this->drawVerticalLine(upperLeft, height);
this->drawVerticalLine(glcd::Point(x2, upperLeft.getY()), height);
}
void
xpcc::GraphicDisplay::drawVerticalLine(glcd::Point start, uint8_t length)
{
for (uint8_t i = start.getY(); i < start.getY() + length; ++i) {
(this->*draw)(start.getX(), i);
}
}
void
xpcc::GraphicDisplay::drawCircle4(glcd::Point center, int16_t x, int16_t y)
{
const int16_t cx = center.getX();
const int16_t cy = center.getY();
(this->*draw)(cx + x, cy + y);
(this->*draw)(cx - x, cy - y);
if (x != 0) {
(this->*draw)(cx - x, cy + y);
}
if (y != 0) {
(this->*draw)(cx + x, cy - y);
}
}
void
xpcc::GraphicDisplay::drawRoundedRectangle(glcd::Point upperLeft,
uint16_t width, uint16_t height, uint16_t radius)
{
if (radius == 0) {
this->drawRectangle(upperLeft, width, height);
}
const int16_t x = upperLeft.getX();
const int16_t y = upperLeft.getY();
int16_t x1 = 0;
int16_t y1 = radius;
int16_t f = 3 - 2 * radius;
while (x1 <= y1)
{
(this->*draw)(x + radius - x1, y + radius - y1);
(this->*draw)(x + radius - x1, y + height - radius + y1);
(this->*draw)(x + radius - y1, y + radius - x1);
(this->*draw)(x + radius - y1, y + height - radius + x1);
(this->*draw)(x + width - radius + x1, y + radius - y1);
(this->*draw)(x + width - radius + x1, y + height - radius + y1);
(this->*draw)(x + width - radius + y1, y + radius - x1);
(this->*draw)(x + width - radius + y1, y + height - radius + x1);
if (f < 0) {
f += (4 * x1 + 6);
}
else {
f += (4 * (x1 - y1) + 10);
y1--;
}
x1++;
}
this->drawHorizontalLine(glcd::Point(x + radius, y), width - (2 * radius));
this->drawHorizontalLine(glcd::Point(x + radius, y + height), width - (2 * radius));
this->drawVerticalLine(glcd::Point(x, y + radius), height - (2 * radius));
this->drawVerticalLine(glcd::Point(x + width, y + radius), height - (2 * radius));
}