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Alejandro Guerrero 2026-09-27 17:21:39 +02:00
commit e6a42e28e9
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libraries/LovyanGFX/examples/Sprite/RotatedZoomSample/RotatedZoomSample.ino Normal file
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#define LGFX_USE_V1
#include <LovyanGFX.hpp>
static LGFX lcd;
static LGFX_Sprite sprite1(&lcd);
static LGFX_Sprite sprite2(&lcd);
static LGFX_Sprite* sprites[2] = {&sprite1, &sprite2};
static int32_t width = 280;
static size_t count = 0;
void setup(void)
{
lcd.init();
lcd.setPivot(lcd.width()>>1, lcd.height()>>1);
width = std::min(width, (std::max(lcd.width(), lcd.height())+10)) | 1;
for (int i = 0; i < 2; ++i) {
sprites[i]->setColorDepth(8);
sprites[i]->createSprite(width, width);
sprites[i]->createPalette();
}
}
void loop(void)
{
++count;
bool flip = count & 1;
for (int i = 0; i < 256; ++i) {
sprites[flip]->setPaletteColor(i, ((i-count-1) & 0x7F)<<1, ((i-count-1) & 0xFF), ((i-count-1) & 0x3F)<<2);
}
sprites[!flip]->clearClipRect();
sprites[!flip]->setColor(count);
sprites[!flip]->fillRect(0,0,width,3);
sprites[!flip]->fillRect(0,0,3,width);
sprites[!flip]->fillRect(width-3,0,3,width);
sprites[!flip]->fillRect(0,width-3,width,3);
sprites[!flip]->setClipRect(3,3,width-6,width-6);
sprites[!flip]->pushRotateZoom(sprites[flip], width>>1, (width>>1)+10, ((float)count)*.5, 0.9, 0.95);
sprites[flip]->pushSprite((lcd.width() - width) >> 1, (lcd.height() - width) >> 1);
}