/* * Author: Yevgeniy Kiveisha * Copyright (c) 2014 Intel Corporation. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #pragma once #include #include #include #include #include #define swap(a, b) { int16_t t = a; a = b; b = t; } namespace upm { /** * @brief GFX helper class * * This file used by the screen. */ class GFX { public: /** * Instanciates a GFX object * * @param width screen width * @param height screen height * @param screenBuffer pointer to screen buffer * @param font pointer to font map */ GFX (int width, int height, uint8_t * screenBuffer, const unsigned char * font); /** * GFX object destructor */ ~GFX (); /** * Set the window address * * @param x0 first coordinate * @param y0 first coordinate * @param x1 second coordinate * @param y1 second coordinate */ virtual void setAddrWindow (uint8_t x0, uint8_t y0, uint8_t x1, uint8_t y1) = 0; /** * Send pixel collor (RGB) to the chip. Must be implemented by * inherited class. * * @param x axis on horizontal scale * @param y axis on vertical scale * @param color rgb value */ virtual void drawPixel (int16_t x, int16_t y, uint16_t color) = 0; /** * Copy the buffer to the chip via SPI interface. */ virtual void refresh () = 0; /** * * * @param x axis on horizontal scale * @param y axis on vertical scale * @param data character to write * @param color character's color * @param bg character's background color * @param size size of the font */ void drawChar (int16_t x, int16_t y, uint8_t data, uint16_t color, uint16_t bg, uint8_t size); /** * Print the message to the screen * * @param msg message which will be printed */ void print (std::string msg); /** * Print the message to the screen * * @param x axis on horizontal scale * @param y axis on vertical scale * @param color pixel's color */ maa_result_t setPixel (int x, int y, uint16_t color); /** * Fill screen with selected color * * @param color selected's color */ void fillScreen (uint16_t color); /** * Fill rectangle with selected color * * @param x axis on horizontal scale (top left corner) * @param y axis on vertical scale (top left corner) * @param w distanse from x * @param h distanse from y * @param color selected color */ void fillRect (int16_t x, int16_t y, int16_t w, int16_t h, uint16_t color); /** * Draw line in vertical scale. * * @param x axis on horizontal scale * @param y axis on vertical scale * @param h distanse from y * @param color selected color */ void drawFastVLine(int16_t x, int16_t y, int16_t h, uint16_t color); /** * Draw line from coordinate C0 to coordinate C1 * * @param x0 first coordinate * @param y0 first coordinate * @param x1 second coordinate * @param y1 second coordinate * @param color selected color */ void drawLine (int16_t x0, int16_t y0, int16_t x1, int16_t y1, uint16_t color); /** * Draw a triangle * * @param x0 first coordinate * @param y0 first coordinate * @param x1 second coordinate * @param y1 second coordinate * @param x2 third coordinate * @param y2 third coordinate * @param color selected color */ void drawTriangle (int16_t x0, int16_t y0, int16_t x1, int16_t y1, int16_t x2, int16_t y2, uint16_t color); /** * Draw a circle * * @param x center of circule on X scale * @param y center of circule on Y scale */ void drawCircle (int16_t x, int16_t y, int16_t r, uint16_t color); /** * Set cursor for text message * * @param x axis on horizontal scale * @param y axis on vertical scale */ void setCursor (int16_t x, int16_t y); /** * Set text color for the message * * @param textColor font color * @param textBGColor background color */ void setTextColor (uint16_t textColor, uint16_t textBGColor); /** * Set the size of the font * * @param size font size */ void setTextSize (uint8_t size); /** * Wrap printed message. * * @param wrap true (0x1) or false (0x0) */ void setTextWrap (uint8_t wrap); int m_height; /**< Screen height */ int m_width; /**< Screen width */ int m_textSize; /**< Printed text size */ int m_textColor; /**< Printed text color */ int m_textBGColor; /**< Printed text background color */ int m_cursorX; /**< Cursor X coordinate */ int m_cursorY; /**< Cursor Y coordinate */ int m_wrap; /**< Wrapper flag (true or false) */ uint8_t * m_map; /**< Screens buffer */ protected: const int16_t WIDTH, HEIGHT; const unsigned char * m_font; }; }