89 lines
3.1 KiB
C
89 lines
3.1 KiB
C
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/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "shared-bindings/displayio/Group.h"
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#include "py/runtime.h"
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#include "shared-bindings/displayio/Sprite.h"
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void common_hal_displayio_group_construct(displayio_group_t* self, uint32_t max_size) {
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mp_obj_t* children = m_new(mp_obj_t, max_size);
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displayio_group_construct(self, children, max_size);
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}
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void common_hal_displayio_group_append(displayio_group_t* self, mp_obj_t layer) {
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if (self->size == self->max_size) {
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mp_raise_RuntimeError(translate("Group full"));
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}
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self->children[self->size] = layer;
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self->size++;
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}
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void displayio_group_construct(displayio_group_t* self, mp_obj_t* child_array, uint32_t max_size) {
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self->x = 0;
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self->y = 1;
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self->children = child_array;
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self->max_size = max_size;
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}
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bool displayio_group_get_pixel(displayio_group_t *self, int16_t x, int16_t y, uint16_t* pixel) {
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x -= self->x;
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y -= self->y;
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for (int32_t i = self->size - 1; i >= 0 ; i--) {
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mp_obj_t layer = self->children[i];
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if (MP_OBJ_IS_TYPE(layer, &displayio_sprite_type)) {
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if (displayio_sprite_get_pixel(layer, x, y, pixel)) {
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return true;
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}
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}
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// TODO: Tiled layer
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}
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return false;
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}
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bool displayio_group_needs_refresh(displayio_group_t *self) {
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for (int32_t i = self->size - 1; i >= 0 ; i--) {
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mp_obj_t layer = self->children[i];
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if (MP_OBJ_IS_TYPE(layer, &displayio_sprite_type)) {
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if (displayio_sprite_needs_refresh(layer)) {
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return true;
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}
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}
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// TODO: Tiled layer
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}
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return false;
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}
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void displayio_group_finish_refresh(displayio_group_t *self) {
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for (int32_t i = self->size - 1; i >= 0 ; i--) {
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mp_obj_t layer = self->children[i];
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if (MP_OBJ_IS_TYPE(layer, &displayio_sprite_type)) {
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displayio_sprite_finish_refresh(layer);
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}
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// TODO: Tiled layer
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}
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}
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