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Add a gesture event and fix an arc drawing bug (#1300)

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This commit is contained in:
zlm
2020-01-16 19:24:08 -05:00
committed by Themba Dube
parent 55ed99d851
commit 400ca85c67
9 changed files with 174 additions and 10 deletions
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8
src/lv_draw/lv_draw_arc.c
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@@ -107,8 +107,8 @@ static void get_rounded_area(int16_t angle, lv_coord_t radius, uint8_t tickness,
const uint8_t ps = 8;
const uint8_t pa = 127;
lv_coord_t thick_half = tickness / 2;
lv_coord_t thick_corr = tickness & 0x01 ? 0 : 1;
int32_t thick_half = tickness / 2;
uint8_t thick_corr = tickness & 0x01 ? 0 : 1;
lv_coord_t rx_corr;
lv_coord_t ry_corr;
@@ -119,8 +119,8 @@ static void get_rounded_area(int16_t angle, lv_coord_t radius, uint8_t tickness,
if(angle > 0 && angle < 180) ry_corr = 0;
else ry_corr = 0;
lv_coord_t cir_x;
lv_coord_t cir_y;
int32_t cir_x;
int32_t cir_y;
cir_x = ((radius - rx_corr - thick_half) * lv_trigo_sin(90 - angle)) >> (LV_TRIGO_SHIFT - ps);
cir_y = ((radius - ry_corr - thick_half) * lv_trigo_sin(angle)) >> (LV_TRIGO_SHIFT - ps);