38 lines
868 B
C++
38 lines
868 B
C++
#include "./Surface.h"
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#include "./Display.h"
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Surface::Surface(Display* dpy, const VirtualCoordinates& start, const VirtualCoordinates& end)
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: start(dpy->coordinateMapping()->virtualToPhysicalCoords(start)),
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end(dpy->coordinateMapping()->virtualToPhysicalCoords(end)),
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m_display(dpy)
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{
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}
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Surface&
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Surface::operator=(const NSFastLED::CRGB& color)
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{
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paintWith([&](NSFastLED::CRGB& pixel) {
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pixel = color;
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});
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return *this;
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}
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Surface&
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Surface::operator+=(const NSFastLED::CRGB& color)
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{
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paintWith([&](NSFastLED::CRGB& pixel) {
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pixel += color;
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});
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return *this;
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}
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void
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Surface::paintWith(std::function<void(NSFastLED::CRGB&)> func)
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{
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for(uint8_t x = start.x; x <= end.x; x++) {
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for(uint8_t y = start.y; y <= end.y; y++) {
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func(m_display->pixelAt(PhysicalCoordinates{x, y}));
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}
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}
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}
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