djsundog/circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

displayio: ColorConverter handle if opaque color is black

Browse Source
This commit is contained in:
Jensen 2020-10-14 21:51:22 -05:00
parent 337019626a
commit 2517e4b486
3 changed files with 9 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
shared-bindings/displayio/ColorConverter.c
View File

@ -117,7 +117,7 @@ STATIC mp_obj_t displayio_colorconverter_make_transparent(mp_obj_t self_in, mp_o
displayio_colorconverter_t *self = MP_OBJ_TO_PTR(self_in);
mp_int_t transparent_color;
if (!mp_obj_get_int_maybe(transparent_color_obj, &transparent_color)) {
if (!mp_obj_get_int(&transparent_color)) {
mp_raise_ValueError(translate("transparent_color should be an int"));
}
common_hal_displayio_colorconverter_make_transparent(self, transparent_color);
@ -125,20 +125,15 @@ STATIC mp_obj_t displayio_colorconverter_make_transparent(mp_obj_t self_in, mp_o
}
MP_DEFINE_CONST_FUN_OBJ_2(displayio_colorconverter_make_transparent_obj, displayio_colorconverter_make_transparent);
//| def make_opaque(self, pixel: int) -> None:
//| def make_opaque(self) -> None:
//| """Sets a pixel to opaque."""
//|
STATIC mp_obj_t displayio_colorconverter_make_opaque(mp_obj_t self_in, mp_obj_t transparent_color_obj) {
STATIC mp_obj_t displayio_colorconverter_make_opaque(mp_obj_t self_in) {
displayio_colorconverter_t *self = MP_OBJ_TO_PTR(self_in);
mp_int_t transparent_color;
if (!mp_obj_get_int_maybe(transparent_color_obj, &transparent_color)) {
mp_raise_ValueError(translate("transparent_color should be an int"));
}
common_hal_displayio_colorconverter_make_opaque(self, transparent_color);
common_hal_displayio_colorconverter_make_opaque(self);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(displayio_colorconverter_make_opaque_obj, displayio_colorconverter_make_opaque);
MP_DEFINE_CONST_FUN_OBJ_1(displayio_colorconverter_make_opaque_obj, displayio_colorconverter_make_opaque);
STATIC const mp_rom_map_elem_t displayio_colorconverter_locals_dict_table[] = {
{ MP_ROM_QSTR(MP_QSTR_convert), MP_ROM_PTR(&displayio_colorconverter_convert_obj) },

2
shared-bindings/displayio/ColorConverter.h
View File

@ -40,6 +40,6 @@ void common_hal_displayio_colorconverter_set_dither(displayio_colorconverter_t*
bool common_hal_displayio_colorconverter_get_dither(displayio_colorconverter_t* self);
void common_hal_displayio_colorconverter_make_transparent(displayio_colorconverter_t* self, uint32_t transparent_color);
void common_hal_displayio_colorconverter_make_opaque(displayio_colorconverter_t* self, uint32_t transparent_color);
void common_hal_displayio_colorconverter_make_opaque(displayio_colorconverter_t* self);
#endif // MICROPY_INCLUDED_SHARED_BINDINGS_DISPLAYIO_COLORCONVERTER_H

9
shared-module/displayio/ColorConverter.c
View File

@ -130,16 +130,13 @@ bool common_hal_displayio_colorconverter_get_dither(displayio_colorconverter_t*
}
void common_hal_displayio_colorconverter_make_transparent(displayio_colorconverter_t* self, uint32_t transparent_color) {
if (self->transparent_color) {
mp_raise_RuntimeError(translate("transparent_color value is already set"));
if (self->transparent_color >= 0x1000000) {
mp_raise_RuntimeError(translate("Only one color can be transparent at a time"));
}
self->transparent_color = transparent_color;
}
void common_hal_displayio_colorconverter_make_opaque(displayio_colorconverter_t* self, uint32_t transparent_color) {
if (self->transparent_color != transparent_color) {
mp_raise_RuntimeError(translate("transparent_color value is not transparent"));
}
void common_hal_displayio_colorconverter_make_opaque(displayio_colorconverter_t* self) {
// 0x1000000 will never equal a valid color
self->transparent_color = 0x1000000;
}