mirror of
https://github.com/mudita/MuditaOS.git
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54 lines
1.4 KiB
C++
54 lines
1.4 KiB
C++
// Copyright (c) 2017-2020, Mudita Sp. z.o.o. All rights reserved.
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// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md
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#include <string.h>
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#include "VecMap.hpp"
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namespace gui
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{
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VecMap::VecMap()
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{
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width = 0;
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height = 0;
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name = "";
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type = Type::VECMAP;
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}
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VecMap::VecMap(uint16_t w, uint16_t h, uint8_t *data) : ImageMap(w, h, data)
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{
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// add empty vectors for all rows
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this->data = new uint8_t[height];
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type = Type::VECMAP;
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// no data provided - allocat buffer and clear it with white color
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if (data == nullptr) {
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if (this->data)
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memset(this->data, 0x00, height);
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}
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}
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gui::Status VecMap::load(uint8_t *data, uint32_t size)
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{
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uint32_t offset = 0;
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// read width and height of the image
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memcpy(&width, data + offset, sizeof(uint16_t));
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offset += sizeof(uint16_t);
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memcpy(&height, data + offset, sizeof(uint16_t));
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offset += sizeof(uint16_t);
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memcpy(&alphaColor, data + offset, sizeof(uint8_t));
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offset += sizeof(uint8_t);
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this->data = new uint8_t[size - 2 * sizeof(uint16_t) - sizeof(uint8_t)];
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if (this->data)
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memcpy(this->data, data + offset, size - 2 * sizeof(uint16_t) - sizeof(uint8_t));
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return gui::Status::GUI_SUCCESS;
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}
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} /* namespace gui */
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