34 lines
1.2 KiB
C++
34 lines
1.2 KiB
C++
#include "pico_graphics.hpp"
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namespace pimoroni {
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PicoGraphics_PenRGB565::PicoGraphics_PenRGB565(uint16_t width, uint16_t height, void *frame_buffer)
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: PicoGraphics(width, height, frame_buffer) {
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this->pen_type = PEN_RGB565;
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if(this->frame_buffer == nullptr) {
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this->frame_buffer = (void *)(new uint8_t[buffer_size(width, height)]);
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}
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}
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void PicoGraphics_PenRGB565::set_pen(uint c) {
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color = c;
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}
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void PicoGraphics_PenRGB565::set_pen(uint8_t r, uint8_t g, uint8_t b) {
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src_color = {r, g, b};
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color = src_color.to_rgb565();
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}
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int PicoGraphics_PenRGB565::create_pen(uint8_t r, uint8_t g, uint8_t b) {
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return RGB(r, g, b).to_rgb565();
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}
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void PicoGraphics_PenRGB565::set_pixel(const Point &p) {
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uint16_t *buf = (uint16_t *)frame_buffer;
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buf[p.y * bounds.w + p.x] = color;
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}
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void PicoGraphics_PenRGB565::set_pixel_span(const Point &p, uint l) {
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// pointer to byte in framebuffer that contains this pixel
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uint16_t *buf = (uint16_t *)frame_buffer;
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buf = &buf[p.y * bounds.w + p.x];
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while(l--) {
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*buf++ = color;
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}
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}
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} |