Vectorio color index

shared-bindings/vectorio/Circle.c

@@ -18,15 +18,17 @@
 //|            :param Union[~displayio.ColorConverter,~displayio.Palette] pixel_shader: The pixel shader that produces colors from values
 //|            :param int radius: The radius of the circle in pixels
 //|            :param int x: Initial x position of the axis.
-//|            :param int y: Initial y position of the axis."""
+//|            :param int y: Initial y position of the axis.
+//|            :param int color_index: Initial color_index to use when selecting color from the palette."""
 //|
 static mp_obj_t vectorio_circle_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
-    enum { ARG_pixel_shader, ARG_radius, ARG_x, ARG_y };
+    enum { ARG_pixel_shader, ARG_radius, ARG_x, ARG_y, ARG_color_index };
     static const mp_arg_t allowed_args[] = {
         { MP_QSTR_pixel_shader, MP_ARG_OBJ | MP_ARG_KW_ONLY | MP_ARG_REQUIRED },
         { MP_QSTR_radius, MP_ARG_REQUIRED | MP_ARG_INT },
         { MP_QSTR_x, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
         { MP_QSTR_y, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
+        { MP_QSTR_color_index, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
     };
     mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
     mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
@@ -38,7 +40,8 @@ static mp_obj_t vectorio_circle_make_new(const mp_obj_type_t *type, size_t n_arg
 
     vectorio_circle_t *self = m_new_obj(vectorio_circle_t);
     self->base.type = &vectorio_circle_type;
-    common_hal_vectorio_circle_construct(self, radius);
+    uint16_t color_index = args[ARG_color_index].u_int;
+    common_hal_vectorio_circle_construct(self, radius, color_index);
 
     // VectorShape parts
     mp_obj_t pixel_shader = args[ARG_pixel_shader].u_obj;
@@ -80,6 +83,29 @@ const mp_obj_property_t vectorio_circle_radius_obj = {
               MP_ROM_NONE},
 };
 
+//|     color_index : int
+//|     """The color_index of the circle as 0 based index of the palette."""
+//|
+STATIC mp_obj_t vectorio_circle_obj_get_color_index(mp_obj_t self_in) {
+    vectorio_circle_t *self = MP_OBJ_TO_PTR(self_in);
+    return mp_obj_new_int(common_hal_vectorio_circle_get_color_index(self));
+}
+MP_DEFINE_CONST_FUN_OBJ_1(vectorio_circle_get_color_index_obj, vectorio_circle_obj_get_color_index);
+
+STATIC mp_obj_t vectorio_circle_obj_set_color_index(mp_obj_t self_in, mp_obj_t color_index) {
+    vectorio_circle_t *self = MP_OBJ_TO_PTR(self_in);
+    common_hal_vectorio_circle_set_color_index(self, mp_obj_get_int(color_index));
+    return mp_const_none;
+}
+MP_DEFINE_CONST_FUN_OBJ_2(vectorio_circle_set_color_index_obj, vectorio_circle_obj_set_color_index);
+
+const mp_obj_property_t vectorio_circle_color_index_obj = {
+    .base.type = &mp_type_property,
+    .proxy = {(mp_obj_t)&vectorio_circle_get_color_index_obj,
+              (mp_obj_t)&vectorio_circle_set_color_index_obj,
+              MP_ROM_NONE},
+};
+
 
 // Documentation for properties inherited from VectorShape.
 
@@ -103,6 +129,7 @@ STATIC const mp_rom_map_elem_t vectorio_circle_locals_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_radius), MP_ROM_PTR(&vectorio_circle_radius_obj) },
     { MP_ROM_QSTR(MP_QSTR_x), MP_ROM_PTR(&vectorio_vector_shape_x_obj) },
     { MP_ROM_QSTR(MP_QSTR_y), MP_ROM_PTR(&vectorio_vector_shape_y_obj) },
+    { MP_ROM_QSTR(MP_QSTR_color_index), MP_ROM_PTR(&vectorio_circle_color_index_obj) },
     { MP_ROM_QSTR(MP_QSTR_location), MP_ROM_PTR(&vectorio_vector_shape_location_obj) },
     { MP_ROM_QSTR(MP_QSTR_pixel_shader), MP_ROM_PTR(&vectorio_vector_shape_pixel_shader_obj) },
 };

shared-bindings/vectorio/Circle.h

@@ -7,7 +7,7 @@
 
 extern const mp_obj_type_t vectorio_circle_type;
 
-void common_hal_vectorio_circle_construct(vectorio_circle_t *self, uint16_t radius);
+void common_hal_vectorio_circle_construct(vectorio_circle_t *self, uint16_t radius, uint16_t color_index);
 
 void common_hal_vectorio_circle_set_on_dirty(vectorio_circle_t *self, vectorio_event_t notification);
 
@@ -19,6 +19,9 @@ void common_hal_vectorio_circle_get_area(void *circle, displayio_area_t *out_are
 int16_t common_hal_vectorio_circle_get_radius(void *circle);
 void common_hal_vectorio_circle_set_radius(void *circle, int16_t radius);
 
+uint16_t common_hal_vectorio_circle_get_color_index(void *obj);
+void common_hal_vectorio_circle_set_color_index(void *obj, uint16_t color_index);
+
 mp_obj_t common_hal_vectorio_circle_get_draw_protocol(void *circle);
 
 #endif // MICROPY_INCLUDED_SHARED_BINDINGS_VECTORIO_CIRCLE_H

shared-bindings/vectorio/Polygon.c

@@ -25,15 +25,17 @@
 //|             shader that produces colors from values
 //|         :param List[Tuple[int,int]] points: Vertices for the polygon
 //|         :param int x: Initial screen x position of the 0,0 origin in the points list.
-//|         :param int y: Initial screen y position of the 0,0 origin in the points list."""
+//|         :param int y: Initial screen y position of the 0,0 origin in the points list.
+//|         :param int color_index: Initial color_index to use when selecting color from the palette."""
 //|
 static mp_obj_t vectorio_polygon_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
-    enum { ARG_pixel_shader, ARG_points_list, ARG_x, ARG_y };
+    enum { ARG_pixel_shader, ARG_points_list, ARG_x, ARG_y, ARG_color_index };
     static const mp_arg_t allowed_args[] = {
         { MP_QSTR_pixel_shader, MP_ARG_OBJ | MP_ARG_KW_ONLY | MP_ARG_REQUIRED },
         { MP_QSTR_points, MP_ARG_REQUIRED | MP_ARG_OBJ, {.u_obj = MP_OBJ_NULL} },
         { MP_QSTR_x, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
         { MP_QSTR_y, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
+        { MP_QSTR_color_index, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
     };
     mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
     mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
@@ -43,7 +45,8 @@ static mp_obj_t vectorio_polygon_make_new(const mp_obj_type_t *type, size_t n_ar
     vectorio_polygon_t *self = m_new_obj(vectorio_polygon_t);
     self->base.type = &vectorio_polygon_type;
 
-    common_hal_vectorio_polygon_construct(self, points_list);
+    uint16_t color_index = args[ARG_color_index].u_int;
+    common_hal_vectorio_polygon_construct(self, points_list, color_index);
 
     // VectorShape parts
     mp_obj_t pixel_shader = args[ARG_pixel_shader].u_obj;
@@ -86,6 +89,29 @@ const mp_obj_property_t vectorio_polygon_points_obj = {
               MP_ROM_NONE},
 };
 
+//|     color_index : int
+//|     """The color_index of the polygon as 0 based index of the palette."""
+//|
+STATIC mp_obj_t vectorio_polygon_obj_get_color_index(mp_obj_t self_in) {
+    vectorio_polygon_t *self = MP_OBJ_TO_PTR(self_in);
+    return mp_obj_new_int(common_hal_vectorio_polygon_get_color_index(self));
+}
+MP_DEFINE_CONST_FUN_OBJ_1(vectorio_polygon_get_color_index_obj, vectorio_polygon_obj_get_color_index);
+
+STATIC mp_obj_t vectorio_polygon_obj_set_color_index(mp_obj_t self_in, mp_obj_t color_index) {
+    vectorio_polygon_t *self = MP_OBJ_TO_PTR(self_in);
+    common_hal_vectorio_polygon_set_color_index(self, mp_obj_get_int(color_index));
+    return mp_const_none;
+}
+MP_DEFINE_CONST_FUN_OBJ_2(vectorio_polygon_set_color_index_obj, vectorio_polygon_obj_set_color_index);
+
+const mp_obj_property_t vectorio_polygon_color_index_obj = {
+    .base.type = &mp_type_property,
+    .proxy = {(mp_obj_t)&vectorio_polygon_get_color_index_obj,
+              (mp_obj_t)&vectorio_polygon_set_color_index_obj,
+              MP_ROM_NONE},
+};
+
 
 // Documentation for properties inherited from VectorShape.
 
@@ -109,6 +135,7 @@ STATIC const mp_rom_map_elem_t vectorio_polygon_locals_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_points), MP_ROM_PTR(&vectorio_polygon_points_obj) },
     { MP_ROM_QSTR(MP_QSTR_x), MP_ROM_PTR(&vectorio_vector_shape_x_obj) },
     { MP_ROM_QSTR(MP_QSTR_y), MP_ROM_PTR(&vectorio_vector_shape_y_obj) },
+    { MP_ROM_QSTR(MP_QSTR_color_index), MP_ROM_PTR(&vectorio_polygon_color_index_obj) },
     { MP_ROM_QSTR(MP_QSTR_location), MP_ROM_PTR(&vectorio_vector_shape_location_obj) },
     { MP_ROM_QSTR(MP_QSTR_pixel_shader), MP_ROM_PTR(&vectorio_vector_shape_pixel_shader_obj) },
 };

shared-bindings/vectorio/Polygon.h

@@ -7,7 +7,7 @@
 
 extern const mp_obj_type_t vectorio_polygon_type;
 
-void common_hal_vectorio_polygon_construct(vectorio_polygon_t *self, mp_obj_t points_list);
+void common_hal_vectorio_polygon_construct(vectorio_polygon_t *self, mp_obj_t points_list, uint16_t color_index);
 void common_hal_vectorio_polygon_set_on_dirty(vectorio_polygon_t *self, vectorio_event_t notification);
 
 
@@ -20,6 +20,9 @@ void common_hal_vectorio_polygon_get_area(void *polygon, displayio_area_t *out_a
 mp_obj_t common_hal_vectorio_polygon_get_points(vectorio_polygon_t *self);
 void common_hal_vectorio_polygon_set_points(vectorio_polygon_t *self, mp_obj_t points_list);
 
+uint16_t common_hal_vectorio_polygon_get_color_index(void *obj);
+void common_hal_vectorio_polygon_set_color_index(void *obj, uint16_t color_index);
+
 mp_obj_t common_hal_vectorio_polygon_get_draw_protocol(void *polygon);
 
 

shared-bindings/vectorio/Rectangle.c

@@ -17,16 +17,18 @@
 //|            :param int width: The number of pixels wide
 //|            :param int height: The number of pixels high
 //|            :param int x: Initial x position of the top left corner.
-//|            :param int y: Initial y position of the top left corner."""
+//|            :param int y: Initial y position of the top left corner.
+//|            :param int color_index: Initial color_index to use when selecting color from the palette."""
 //|
 static mp_obj_t vectorio_rectangle_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
-    enum { ARG_pixel_shader, ARG_width, ARG_height, ARG_x, ARG_y };
+    enum { ARG_pixel_shader, ARG_width, ARG_height, ARG_x, ARG_y, ARG_color_index };
     static const mp_arg_t allowed_args[] = {
         { MP_QSTR_pixel_shader, MP_ARG_OBJ | MP_ARG_KW_ONLY | MP_ARG_REQUIRED },
         { MP_QSTR_width, MP_ARG_REQUIRED | MP_ARG_INT },
         { MP_QSTR_height, MP_ARG_REQUIRED | MP_ARG_INT },
         { MP_QSTR_x, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
         { MP_QSTR_y, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
+        { MP_QSTR_color_index, MP_ARG_INT | MP_ARG_KW_ONLY, {.u_int = 0} },
     };
     mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
     mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
@@ -42,7 +44,8 @@ static mp_obj_t vectorio_rectangle_make_new(const mp_obj_type_t *type, size_t n_
 
     vectorio_rectangle_t *self = m_new_obj(vectorio_rectangle_t);
     self->base.type = &vectorio_rectangle_type;
-    common_hal_vectorio_rectangle_construct(self, width, height);
+    uint16_t color_index = args[ARG_color_index].u_int;
+    common_hal_vectorio_rectangle_construct(self, width, height, color_index);
 
     // VectorShape parts
     mp_obj_t pixel_shader = args[ARG_pixel_shader].u_obj;
@@ -106,6 +109,29 @@ const mp_obj_property_t vectorio_rectangle_height_obj = {
               MP_ROM_NONE},
 };
 
+//|     color_index : int
+//|     """The color_index of the rectangle in 1 based index of the palette."""
+//|
+STATIC mp_obj_t vectorio_rectangle_obj_get_color_index(mp_obj_t self_in) {
+    vectorio_rectangle_t *self = MP_OBJ_TO_PTR(self_in);
+    return mp_obj_new_int(common_hal_vectorio_rectangle_get_color_index(self));
+}
+MP_DEFINE_CONST_FUN_OBJ_1(vectorio_rectangle_get_color_index_obj, vectorio_rectangle_obj_get_color_index);
+
+STATIC mp_obj_t vectorio_rectangle_obj_set_color_index(mp_obj_t self_in, mp_obj_t color_index) {
+    vectorio_rectangle_t *self = MP_OBJ_TO_PTR(self_in);
+    common_hal_vectorio_rectangle_set_color_index(self, mp_obj_get_int(color_index));
+    return mp_const_none;
+}
+MP_DEFINE_CONST_FUN_OBJ_2(vectorio_rectangle_set_color_index_obj, vectorio_rectangle_obj_set_color_index);
+
+const mp_obj_property_t vectorio_rectangle_color_index_obj = {
+    .base.type = &mp_type_property,
+    .proxy = {(mp_obj_t)&vectorio_rectangle_get_color_index_obj,
+              (mp_obj_t)&vectorio_rectangle_set_color_index_obj,
+              MP_ROM_NONE},
+};
+
 // Documentation for properties inherited from VectorShape.
 
 //|     x : int
@@ -127,6 +153,7 @@ STATIC const mp_rom_map_elem_t vectorio_rectangle_locals_dict_table[] = {
     // Properties
     { MP_ROM_QSTR(MP_QSTR_x), MP_ROM_PTR(&vectorio_vector_shape_x_obj) },
     { MP_ROM_QSTR(MP_QSTR_y), MP_ROM_PTR(&vectorio_vector_shape_y_obj) },
+    { MP_ROM_QSTR(MP_QSTR_color_index), MP_ROM_PTR(&vectorio_rectangle_color_index_obj) },
     { MP_ROM_QSTR(MP_QSTR_width), MP_ROM_PTR(&vectorio_rectangle_width_obj) },
     { MP_ROM_QSTR(MP_QSTR_height), MP_ROM_PTR(&vectorio_rectangle_height_obj) },
     { MP_ROM_QSTR(MP_QSTR_location), MP_ROM_PTR(&vectorio_vector_shape_location_obj) },

shared-bindings/vectorio/Rectangle.h

@@ -7,7 +7,7 @@
 
 extern const mp_obj_type_t vectorio_rectangle_type;
 
-void common_hal_vectorio_rectangle_construct(vectorio_rectangle_t *self, uint32_t width, uint32_t height);
+void common_hal_vectorio_rectangle_construct(vectorio_rectangle_t *self, uint32_t width, uint32_t height, uint16_t color_index);
 void common_hal_vectorio_rectangle_set_on_dirty(vectorio_rectangle_t *self, vectorio_event_t on_dirty);
 
 uint32_t common_hal_vectorio_rectangle_get_pixel(void *rectangle, int16_t x, int16_t y);
@@ -19,6 +19,9 @@ mp_obj_t common_hal_vectorio_rectangle_get_draw_protocol(void *rectangle);
 int16_t common_hal_vectorio_rectangle_get_width(void *obj);
 void common_hal_vectorio_rectangle_set_width(void *obj, int16_t width);
 
+uint16_t common_hal_vectorio_rectangle_get_color_index(void *obj);
+void common_hal_vectorio_rectangle_set_color_index(void *obj, uint16_t color_index);
+
 int16_t common_hal_vectorio_rectangle_get_height(void *obj);
 void common_hal_vectorio_rectangle_set_height(void *obj, int16_t height);
 

shared-module/vectorio/Circle.c

@@ -7,9 +7,10 @@
 #include "stdlib.h"
 
 
-void common_hal_vectorio_circle_construct(vectorio_circle_t *self, uint16_t radius) {
+void common_hal_vectorio_circle_construct(vectorio_circle_t *self, uint16_t radius, uint16_t color_index) {
     self->radius = radius;
     self->on_dirty.obj = NULL;
+    self->color_index = color_index + 1;
 }
 
 void common_hal_vectorio_circle_set_on_dirty(vectorio_circle_t *self, vectorio_event_t on_dirty) {
@@ -26,7 +27,7 @@ uint32_t common_hal_vectorio_circle_get_pixel(void *obj, int16_t x, int16_t y) {
     x = abs(x);
     y = abs(y);
     if (x + y <= radius) {
-        return 1;
+        return self->color_index;
     }
     if (x > radius) {
         return 0;
@@ -35,7 +36,7 @@ uint32_t common_hal_vectorio_circle_get_pixel(void *obj, int16_t x, int16_t y) {
         return 0;
     }
     const bool pythagorasSmallerThanRadius = (int32_t)x * x + (int32_t)y * y <= (int32_t)radius * radius;
-    return pythagorasSmallerThanRadius ? 1 : 0;
+    return pythagorasSmallerThanRadius ? self->color_index : 0;
 }
 
 
@@ -60,6 +61,19 @@ void common_hal_vectorio_circle_set_radius(void *obj, int16_t radius) {
     }
 }
 
+uint16_t common_hal_vectorio_circle_get_color_index(void *obj) {
+    vectorio_circle_t *self = obj;
+    return self->color_index - 1;
+}
+
+void common_hal_vectorio_circle_set_color_index(void *obj, uint16_t color_index) {
+    vectorio_circle_t *self = obj;
+    self->color_index = abs(color_index + 1);
+    if (self->on_dirty.obj != NULL) {
+        self->on_dirty.event(self->on_dirty.obj);
+    }
+}
+
 mp_obj_t common_hal_vectorio_circle_get_draw_protocol(void *circle) {
     vectorio_circle_t *self = circle;
     return self->draw_protocol_instance;

shared-module/vectorio/Circle.h

@@ -10,6 +10,7 @@
 typedef struct {
     mp_obj_base_t base;
     uint16_t radius;
+    uint16_t color_index;
     vectorio_event_t on_dirty;
     mp_obj_t draw_protocol_instance;
 } vectorio_circle_t;

shared-module/vectorio/Polygon.c

@@ -61,11 +61,12 @@ static void _clobber_points_list(vectorio_polygon_t *self, mp_obj_t points_tuple
 
 
 
-void common_hal_vectorio_polygon_construct(vectorio_polygon_t *self, mp_obj_t points_list) {
+void common_hal_vectorio_polygon_construct(vectorio_polygon_t *self, mp_obj_t points_list, uint16_t color_index) {
     VECTORIO_POLYGON_DEBUG("%p polygon_construct: ", self);
     self->points_list = NULL;
     self->len = 0;
     self->on_dirty.obj = NULL;
+    self->color_index = color_index + 1;
     _clobber_points_list(self, points_list);
     VECTORIO_POLYGON_DEBUG("\n");
 }
@@ -181,10 +182,23 @@ uint32_t common_hal_vectorio_polygon_get_pixel(void *obj, int16_t x, int16_t y)
         x1 = x2;
         y1 = y2;
     }
-    return winding_number == 0 ? 0 : 1;
+    return winding_number == 0 ? 0 : self->color_index;
 }
 
 mp_obj_t common_hal_vectorio_polygon_get_draw_protocol(void *polygon) {
     vectorio_polygon_t *self = polygon;
     return self->draw_protocol_instance;
 }
+
+uint16_t common_hal_vectorio_polygon_get_color_index(void *obj) {
+    vectorio_polygon_t *self = obj;
+    return self->color_index - 1;
+}
+
+void common_hal_vectorio_polygon_set_color_index(void *obj, uint16_t color_index) {
+    vectorio_polygon_t *self = obj;
+    self->color_index = abs(color_index + 1);
+    if (self->on_dirty.obj != NULL) {
+        self->on_dirty.event(self->on_dirty.obj);
+    }
+}

shared-module/vectorio/Polygon.h

@@ -11,6 +11,7 @@ typedef struct {
     // An int array[ x, y, ... ]
     int16_t *points_list;
     uint16_t len;
+    uint16_t color_index;
     vectorio_event_t on_dirty;
     mp_obj_t draw_protocol_instance;
 } vectorio_polygon_t;