InfiniTime/src/displayapp/LittleVgl.h
Riku Isokoski 8160748733 Force full screen refresh with a rounder function
When the screen switches, the full screen needs to be refreshed for the
hardware scrolling to work. This was enforced with backgroundLabels, but
is simpler to do with a rounder function.
2022-05-08 13:21:27 +02:00

68 lines
1.8 KiB
C++

#pragma once
#include <lvgl/lvgl.h>
namespace Pinetime {
namespace Drivers {
class Cst816S;
class St7789;
}
namespace Components {
class LittleVgl {
public:
enum class FullRefreshDirections { None, Up, Down, Left, Right, LeftAnim, RightAnim };
LittleVgl(Pinetime::Drivers::St7789& lcd, Pinetime::Drivers::Cst816S& touchPanel);
LittleVgl(const LittleVgl&) = delete;
LittleVgl& operator=(const LittleVgl&) = delete;
LittleVgl(LittleVgl&&) = delete;
LittleVgl& operator=(LittleVgl&&) = delete;
void Init();
void FlushDisplay(const lv_area_t* area, lv_color_t* color_p);
bool GetTouchPadInfo(lv_indev_data_t* ptr);
void SetFullRefresh(FullRefreshDirections direction);
void SetNewTouchPoint(uint16_t x, uint16_t y, bool contact);
bool GetFullRefresh() {
bool returnValue = fullRefresh;
if (fullRefresh) {
fullRefresh = false;
}
return returnValue;
}
private:
void InitDisplay();
void InitTouchpad();
void InitTheme();
Pinetime::Drivers::St7789& lcd;
Pinetime::Drivers::Cst816S& touchPanel;
lv_disp_buf_t disp_buf_2;
lv_color_t buf2_1[LV_HOR_RES_MAX * 4];
lv_color_t buf2_2[LV_HOR_RES_MAX * 4];
lv_disp_drv_t disp_drv;
bool fullRefresh = false;
static constexpr uint8_t nbWriteLines = 4;
static constexpr uint16_t totalNbLines = 320;
static constexpr uint16_t visibleNbLines = 240;
static constexpr uint8_t MaxScrollOffset() {
return LV_VER_RES_MAX - nbWriteLines;
}
FullRefreshDirections scrollDirection = FullRefreshDirections::None;
uint16_t writeOffset = 0;
uint16_t scrollOffset = 0;
uint16_t tap_x = 0;
uint16_t tap_y = 0;
bool tapped = false;
};
}
}