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Force full screen refresh with a rounder function

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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.
This commit is contained in:
Riku Isokoski
2022-04-20 12:21:35 +03:00
committed by JF
parent 6dac0a62f4
commit 8160748733
20 changed files with 22 additions and 92 deletions
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16
src/displayapp/LittleVgl.cpp
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@@ -16,14 +16,22 @@ static void disp_flush(lv_disp_drv_t* disp_drv, const lv_area_t* area, lv_color_
lvgl->FlushDisplay(area, color_p);
}
static void rounder(lv_disp_drv_t* disp_drv, lv_area_t* area) {
auto* lvgl = static_cast<LittleVgl*>(disp_drv->user_data);
if (lvgl->GetFullRefresh()) {
area->x1 = 0;
area->x2 = LV_HOR_RES - 1;
area->y1 = 0;
area->y2 = LV_VER_RES - 1;
}
}
bool touchpad_read(lv_indev_drv_t* indev_drv, lv_indev_data_t* data) {
auto* lvgl = static_cast<LittleVgl*>(indev_drv->user_data);
return lvgl->GetTouchPadInfo(data);
}
LittleVgl::LittleVgl(Pinetime::Drivers::St7789& lcd, Pinetime::Drivers::Cst816S& touchPanel)
: lcd {lcd}, touchPanel {touchPanel}, previousClick {0, 0} {
LittleVgl::LittleVgl(Pinetime::Drivers::St7789& lcd, Pinetime::Drivers::Cst816S& touchPanel) : lcd {lcd}, touchPanel {touchPanel} {
}
void LittleVgl::Init() {
@@ -48,6 +56,7 @@ void LittleVgl::InitDisplay() {
/*Set a display buffer*/
disp_drv.buffer = &disp_buf_2;
disp_drv.user_data = this;
disp_drv.rounder_cb = rounder;
/*Finally register the driver*/
lv_disp_drv_register(&disp_drv);
@@ -78,6 +87,7 @@ void LittleVgl::SetFullRefresh(FullRefreshDirections direction) {
lv_disp_set_direction(lv_disp_get_default(), 4);
}
}
fullRefresh = true;
}
void LittleVgl::FlushDisplay(const lv_area_t* area, lv_color_t* color_p) {