Xuyi Wang / SSD1963

ssd1963

lcd_base.h@4:84a51911fb31, 2020-10-16 (annotated)

Committer:
sPymbed
Date:
Fri Oct 16 17:39:40 2020 +0000
Revision:
4:84a51911fb31
Parent:
2:d8a9ebd28f0a 
fixed: backlight

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sPymbed 2:d8a9ebd28f0a 1 /** \file lcd_base.h
sPymbed 2:d8a9ebd28f0a 2 * \brief Base class for all LCD controller implementations.
sPymbed 2:d8a9ebd28f0a 3 * \copyright GNU Public License, v2. or later
sPymbed 2:d8a9ebd28f0a 4 *
sPymbed 2:d8a9ebd28f0a 5 * Generic object painting and screen control.
sPymbed 2:d8a9ebd28f0a 6 *
sPymbed 2:d8a9ebd28f0a 7 * This library is based on the Arduino/chipKIT UTFT library by Henning
sPymbed 2:d8a9ebd28f0a 8 * Karlsen, http://henningkarlsen.com/electronics/library.php?id=52
sPymbed 2:d8a9ebd28f0a 9 *
sPymbed 2:d8a9ebd28f0a 10 * Copyright (C)2010-2012 Henning Karlsen. All right reserved.
sPymbed 2:d8a9ebd28f0a 11 *
sPymbed 2:d8a9ebd28f0a 12 * Copyright (C)2012 Todor Todorov.
sPymbed 2:d8a9ebd28f0a 13 *
sPymbed 2:d8a9ebd28f0a 14 * This library is free software; you can redistribute it and/or
sPymbed 2:d8a9ebd28f0a 15 * modify it under the terms of the GNU Lesser General Public
sPymbed 2:d8a9ebd28f0a 16 * License as published by the Free Software Foundation; either
sPymbed 2:d8a9ebd28f0a 17 * version 2.1 of the License, or (at your option) any later version.
sPymbed 2:d8a9ebd28f0a 18 *
sPymbed 2:d8a9ebd28f0a 19 * This library is distributed in the hope that it will be useful,
sPymbed 2:d8a9ebd28f0a 20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
sPymbed 2:d8a9ebd28f0a 21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
sPymbed 2:d8a9ebd28f0a 22 * Lesser General Public License for more details.
sPymbed 2:d8a9ebd28f0a 23 *
sPymbed 2:d8a9ebd28f0a 24 * You should have received a copy of the GNU Lesser General Public
sPymbed 2:d8a9ebd28f0a 25 * License along with this library; if not, write to:
sPymbed 2:d8a9ebd28f0a 26 *
sPymbed 2:d8a9ebd28f0a 27 * Free Software Foundation, Inc.
sPymbed 2:d8a9ebd28f0a 28 * 51 Franklin St, 5th Floor, Boston, MA 02110-1301, USA
sPymbed 2:d8a9ebd28f0a 29 *
sPymbed 2:d8a9ebd28f0a 30 *********************************************************************/
sPymbed 2:d8a9ebd28f0a 31 #ifndef TFTLCD_BASE_H
sPymbed 2:d8a9ebd28f0a 32 #define TFTLCD_BASE_H
sPymbed 2:d8a9ebd28f0a 33
sPymbed 2:d8a9ebd28f0a 34 #include "mbed.h"
sPymbed 2:d8a9ebd28f0a 35 #include "terminus.h"
sPymbed 2:d8a9ebd28f0a 36
sPymbed 2:d8a9ebd28f0a 37 #ifdef __cplusplus
sPymbed 2:d8a9ebd28f0a 38 extern "C" {
sPymbed 2:d8a9ebd28f0a 39 #endif
sPymbed 2:d8a9ebd28f0a 40
sPymbed 2:d8a9ebd28f0a 41 /** \def RGB(r,g,b)
sPymbed 2:d8a9ebd28f0a 42 * \brief Creates a RGB color from distinct bytes for the red, green and blue components.
sPymbed 2:d8a9ebd28f0a 43 *
sPymbed 2:d8a9ebd28f0a 44 * Displays which use 16 bits to assign colors to a specific pixel, use
sPymbed 2:d8a9ebd28f0a 45 * 5 bits for the red component, 6 bits for the green component and 5
sPymbed 2:d8a9ebd28f0a 46 * bits for the blue component. Displays which have 18-bit color depth
sPymbed 2:d8a9ebd28f0a 47 * use 6 bits for red, 6 bits for green and 6 bits for blue component.
sPymbed 2:d8a9ebd28f0a 48 * This macro preserves the full 24-bit color depth, but it is the responsibility
sPymbed 2:d8a9ebd28f0a 49 * of the respective driver to convert the color value to the correct format.
sPymbed 2:d8a9ebd28f0a 50 */
sPymbed 2:d8a9ebd28f0a 51 #define RGB( r, g, b ) ( ( r ) << 16 ) | ( ( g ) << 8 ) | ( b )
sPymbed 2:d8a9ebd28f0a 52 /** \def COLOR_BLACK
sPymbed 2:d8a9ebd28f0a 53 * \brief Shorthand for RGB( 0, 0, 0 ).
sPymbed 2:d8a9ebd28f0a 54 */
sPymbed 2:d8a9ebd28f0a 55 #define COLOR_BLACK RGB( 0x00, 0x00, 0x00 )
sPymbed 2:d8a9ebd28f0a 56 /** \def COLOR_WHITE
sPymbed 2:d8a9ebd28f0a 57 * \brief Shorthand for RGB( 255, 255, 255 ).
sPymbed 2:d8a9ebd28f0a 58 */
sPymbed 2:d8a9ebd28f0a 59 #define COLOR_WHITE RGB( 0xFF, 0xFF, 0xFF )
sPymbed 2:d8a9ebd28f0a 60 /** \def COLOR_RED
sPymbed 2:d8a9ebd28f0a 61 * \brief Shorthand for RGB( 255, 0, 0 ).
sPymbed 2:d8a9ebd28f0a 62 */
sPymbed 2:d8a9ebd28f0a 63 #define COLOR_RED RGB( 0xFF, 0x00, 0x00 )
sPymbed 2:d8a9ebd28f0a 64 /** \def COLOR_GREEN
sPymbed 2:d8a9ebd28f0a 65 * \brief Shorthand for RGB( 0, 255, 0 ).
sPymbed 2:d8a9ebd28f0a 66 */
sPymbed 2:d8a9ebd28f0a 67 #define COLOR_GREEN RGB( 0x00, 0xFF, 0x00 )
sPymbed 2:d8a9ebd28f0a 68 /** \def COLOR_BLUE
sPymbed 2:d8a9ebd28f0a 69 * \brief Shorthand for RGB( 0, 0, 255 ).
sPymbed 2:d8a9ebd28f0a 70 */
sPymbed 2:d8a9ebd28f0a 71 #define COLOR_BLUE RGB( 0x00, 0x00, 0xFF )
sPymbed 2:d8a9ebd28f0a 72 /** \def COLOR_CYAN
sPymbed 2:d8a9ebd28f0a 73 * \brief Shorthand for RGB( 0, 255, 255 )
sPymbed 2:d8a9ebd28f0a 74 */
sPymbed 2:d8a9ebd28f0a 75 #define COLOR_CYAN RGB( 0x00, 0xFF, 0xFF )
sPymbed 2:d8a9ebd28f0a 76 /** \def COLOR_MAGENTA
sPymbed 2:d8a9ebd28f0a 77 * \brief Shorthand for RGB( 255, 0, 255 )
sPymbed 2:d8a9ebd28f0a 78 */
sPymbed 2:d8a9ebd28f0a 79 #define COLOR_MAGENTA RGB( 0xFF, 0x00, 0xFF )
sPymbed 2:d8a9ebd28f0a 80 /** \def COLOR_YELLOW
sPymbed 2:d8a9ebd28f0a 81 * \brief Shorthand for RGB( 255, 255, 0 )
sPymbed 2:d8a9ebd28f0a 82 */
sPymbed 2:d8a9ebd28f0a 83 #define COLOR_YELLOW RGB( 0xFF, 0xFF, 0x00 )
sPymbed 2:d8a9ebd28f0a 84
sPymbed 2:d8a9ebd28f0a 85
sPymbed 2:d8a9ebd28f0a 86 /** \enum Orientation_enum
sPymbed 2:d8a9ebd28f0a 87 * \brief Display orientation.
sPymbed 2:d8a9ebd28f0a 88 */
sPymbed 2:d8a9ebd28f0a 89 enum Orientation_enum
sPymbed 2:d8a9ebd28f0a 90 {
sPymbed 2:d8a9ebd28f0a 91 PORTRAIT = 0, /**< Top row of the screen is at 12 o'clock. */
sPymbed 2:d8a9ebd28f0a 92 LANDSCAPE = 1, /**< Top row of the screen is at 9 o'clock. */
sPymbed 2:d8a9ebd28f0a 93 PORTRAIT_REV = 2, /**< Top row of the screen is at 6 o'clock. */
sPymbed 2:d8a9ebd28f0a 94 LANDSCAPE_REV = 3, /**< Top row of the screen is at 3 o'clock. */
sPymbed 2:d8a9ebd28f0a 95 };
sPymbed 2:d8a9ebd28f0a 96 /** \typedef orientation_t
sPymbed 2:d8a9ebd28f0a 97 * \brief Convenience shortcut for display orientation.
sPymbed 2:d8a9ebd28f0a 98 */
sPymbed 2:d8a9ebd28f0a 99 typedef enum Orientation_enum orientation_t;
sPymbed 2:d8a9ebd28f0a 100
sPymbed 2:d8a9ebd28f0a 101 /** \enum ColorDepth_enum
sPymbed 2:d8a9ebd28f0a 102 * \brief Color depth
sPymbed 2:d8a9ebd28f0a 103 */
sPymbed 2:d8a9ebd28f0a 104 enum ColorDepth_enum
sPymbed 2:d8a9ebd28f0a 105 {
sPymbed 2:d8a9ebd28f0a 106 RGB16, /**< 16-bit colors, pixels can have 65K+ distinct color values */
sPymbed 2:d8a9ebd28f0a 107 RGB18, /**< 18-bit colors, pixels can have 262K+ distinct color values */
sPymbed 2:d8a9ebd28f0a 108 RGB24, /**< 24-bit colors, full 8 bits per component, 16M+ distinct color values */
sPymbed 2:d8a9ebd28f0a 109 };
sPymbed 2:d8a9ebd28f0a 110 /** \typedef colordepth_t
sPymbed 2:d8a9ebd28f0a 111 * \brief Convenience shortcut for display color depth.
sPymbed 2:d8a9ebd28f0a 112 */
sPymbed 2:d8a9ebd28f0a 113 typedef enum ColorDepth_enum colordepth_t;
sPymbed 2:d8a9ebd28f0a 114
sPymbed 2:d8a9ebd28f0a 115 /** \enum Alignment_enum
sPymbed 2:d8a9ebd28f0a 116 * \brief Horizontal text alignment on the line.
sPymbed 2:d8a9ebd28f0a 117 */
sPymbed 2:d8a9ebd28f0a 118 enum Alignment_enum
sPymbed 2:d8a9ebd28f0a 119 {
sPymbed 2:d8a9ebd28f0a 120 LEFT = 0, /**< Left-oriented, naturally gravitate closer to the left edge of the screen. */
sPymbed 2:d8a9ebd28f0a 121 CENTER = 9998, /**< Center-oriented, try to fit in the middle of the available space with equal free space to the left and right of the text. */
sPymbed 2:d8a9ebd28f0a 122 RIGHT = 9999, /**< Right-oriented, naturally gravitate closer to the right edge of the screen, leaving any remaining free space to the left of the text. */
sPymbed 2:d8a9ebd28f0a 123 };
sPymbed 2:d8a9ebd28f0a 124 /** \typedef align_t
sPymbed 2:d8a9ebd28f0a 125 * \brief Convenience shortcut for text alignment.
sPymbed 2:d8a9ebd28f0a 126 */
sPymbed 2:d8a9ebd28f0a 127 typedef enum Alignment_enum align_t;
sPymbed 2:d8a9ebd28f0a 128
sPymbed 2:d8a9ebd28f0a 129 ///** \struct Font_struct
sPymbed 2:d8a9ebd28f0a 130 // * \brief Describes fonts and their properties.
sPymbed 2:d8a9ebd28f0a 131 // * \sa Comments in fonts.h
sPymbed 2:d8a9ebd28f0a 132 // */
sPymbed 2:d8a9ebd28f0a 133 //struct Font_struct
sPymbed 2:d8a9ebd28f0a 134 //{
sPymbed 2:d8a9ebd28f0a 135 // const char* font; /**< A pointer to the first byte in the font. */
sPymbed 2:d8a9ebd28f0a 136 // unsigned char width; /**< The width of each character, in pixels. */
sPymbed 2:d8a9ebd28f0a 137 // unsigned char height; /**< Height of each character, in pixels. */
sPymbed 2:d8a9ebd28f0a 138 // unsigned char offset; /**< Offset of the first character in the font. */
sPymbed 2:d8a9ebd28f0a 139 // unsigned char numchars; /**< Count of the available characters in the font. */
sPymbed 2:d8a9ebd28f0a 140 //};
sPymbed 2:d8a9ebd28f0a 141 ///** \typedef font_metrics_t
sPymbed 2:d8a9ebd28f0a 142 // * \brief Convenience shortcut for fonts properties.
sPymbed 2:d8a9ebd28f0a 143 // */
sPymbed 2:d8a9ebd28f0a 144 //typedef struct Font_struct font_metrics_t;
sPymbed 2:d8a9ebd28f0a 145
sPymbed 2:d8a9ebd28f0a 146 /** \struct Bitmap_struct
sPymbed 2:d8a9ebd28f0a 147 * \brief Describes an image.
sPymbed 2:d8a9ebd28f0a 148 */
sPymbed 2:d8a9ebd28f0a 149 struct Bitmap_struct
sPymbed 2:d8a9ebd28f0a 150 {
sPymbed 2:d8a9ebd28f0a 151 colordepth_t Format; /**< Color depth of the image. */
sPymbed 2:d8a9ebd28f0a 152 unsigned short Width; /**< Width of the image in pixels. */
sPymbed 2:d8a9ebd28f0a 153 unsigned short Height; /**< Height of the image in pixels. */
sPymbed 2:d8a9ebd28f0a 154 const void* PixelData; /**< Image pixel data. */
sPymbed 2:d8a9ebd28f0a 155 };
sPymbed 2:d8a9ebd28f0a 156 /** \typedef bitmap_t
sPymbed 2:d8a9ebd28f0a 157 * \brief Convenience shortcut bitmap type.
sPymbed 2:d8a9ebd28f0a 158 */
sPymbed 2:d8a9ebd28f0a 159 typedef struct Bitmap_struct bitmap_t;
sPymbed 2:d8a9ebd28f0a 160
sPymbed 2:d8a9ebd28f0a 161 /** \struct BacklightPwmCtrl_enum
sPymbed 2:d8a9ebd28f0a 162 * \brief Type of backlight control for the LCD.
sPymbed 2:d8a9ebd28f0a 163 *
sPymbed 2:d8a9ebd28f0a 164 * When the selected type is \c Constant, the pin is simply on or off - there is no gradation in the intensity of the display.
sPymbed 2:d8a9ebd28f0a 165 * In this case any free pin can be used to control the backlight. On the other hand, when PWM is used to control brightness,
sPymbed 2:d8a9ebd28f0a 166 * take care to use only PWM-able mbed pins (p21, p22, p23, p24, p25, and p26), any other pins won't work. It is assumed that
sPymbed 2:d8a9ebd28f0a 167 * you know what you are doing, so no check is done to prevent using a non-PWM pin as assigned control pin, when either \c Direct
sPymbed 2:d8a9ebd28f0a 168 * or \c Indirect option is used.
sPymbed 2:d8a9ebd28f0a 169 *
sPymbed 2:d8a9ebd28f0a 170 * \version 0.1
sPymbed 2:d8a9ebd28f0a 171 * \remark When choosing PWM to control the backlight, you have the option to choose the pin to either source (\c Direct) or sink
sPymbed 2:d8a9ebd28f0a 172 * (\c Indirect) the current for LCD brightness control. Be aware that the mbed pins can source (and probably sink when
sPymbed 2:d8a9ebd28f0a 173 * configured as inputs) only 4 mA @+3V3 VDD. So if you are intending to use a bigger LCD, whith more LEDs in its backlight
sPymbed 2:d8a9ebd28f0a 174 * implementation, you probably want to interface it through a small signal transistor or a small MOSFET, in order to be able
sPymbed 2:d8a9ebd28f0a 175 * to handle a higher current without damaging your mbed.
sPymbed 2:d8a9ebd28f0a 176 * \remark As of version 0.1 (2013-01-25) the Indirect method of PWM has not been implemented yet.
sPymbed 2:d8a9ebd28f0a 177 */
sPymbed 2:d8a9ebd28f0a 178 enum BacklightPwmCtrl_enum
sPymbed 2:d8a9ebd28f0a 179 {
sPymbed 2:d8a9ebd28f0a 180 Constant, /**< When the pin is a simple on/off switch. */
sPymbed 2:d8a9ebd28f0a 181 Direct, /**< Control the brightness with PWM, as the control pin is sourcing the current to drive the backlight LEDs. */
sPymbed 2:d8a9ebd28f0a 182 Indirect, /**< Control the brightness with PWM, as the control pin is sinking the current which drives the backlight LEDs. */
sPymbed 2:d8a9ebd28f0a 183 };
sPymbed 2:d8a9ebd28f0a 184 /** \typedef backlight_t
sPymbed 2:d8a9ebd28f0a 185 * \brief Convenience shortcut for the backlight control type.
sPymbed 2:d8a9ebd28f0a 186 */
sPymbed 2:d8a9ebd28f0a 187 typedef BacklightPwmCtrl_enum backlight_t;
sPymbed 2:d8a9ebd28f0a 188
sPymbed 2:d8a9ebd28f0a 189
sPymbed 2:d8a9ebd28f0a 190 /** Base class for LCD implementations.
sPymbed 2:d8a9ebd28f0a 191 *
sPymbed 2:d8a9ebd28f0a 192 * All separate LCD controller implementations have to subclass this one.
sPymbed 2:d8a9ebd28f0a 193 *
sPymbed 2:d8a9ebd28f0a 194 * \version 0.1
sPymbed 2:d8a9ebd28f0a 195 * \author Todor Todorov
sPymbed 2:d8a9ebd28f0a 196 */
sPymbed 2:d8a9ebd28f0a 197 class LCD
sPymbed 2:d8a9ebd28f0a 198 {
sPymbed 2:d8a9ebd28f0a 199 public:
sPymbed 2:d8a9ebd28f0a 200
sPymbed 2:d8a9ebd28f0a 201 /** Set the foreground color for painting.
sPymbed 2:d8a9ebd28f0a 202 *
sPymbed 2:d8a9ebd28f0a 203 * This is the default foreground color to be used in painting operations.
sPymbed 2:d8a9ebd28f0a 204 * If a specific output function allows for a different color to be specified
sPymbed 2:d8a9ebd28f0a 205 * in place, the new setting will be used for that single operation only and
sPymbed 2:d8a9ebd28f0a 206 * will not change this value.
sPymbed 2:d8a9ebd28f0a 207 *
sPymbed 2:d8a9ebd28f0a 208 * \param color The color to be used (24-bit color depth).
sPymbed 2:d8a9ebd28f0a 209 * \sa #RGB(r,g,b)
sPymbed 2:d8a9ebd28f0a 210 */
sPymbed 2:d8a9ebd28f0a 211 virtual void SetForeground( unsigned int color = COLOR_WHITE );
sPymbed 2:d8a9ebd28f0a 212
sPymbed 2:d8a9ebd28f0a 213 /** Set the background color for painting.
sPymbed 2:d8a9ebd28f0a 214 *
sPymbed 2:d8a9ebd28f0a 215 * This is the default color to be used for "empty" pixels while painting.
sPymbed 2:d8a9ebd28f0a 216 * If a particular function allows for a different value to be specified
sPymbed 2:d8a9ebd28f0a 217 * when the function is called, the new value will be used only for this
sPymbed 2:d8a9ebd28f0a 218 * single call and will not change this setting.
sPymbed 2:d8a9ebd28f0a 219 *
sPymbed 2:d8a9ebd28f0a 220 * \param color The background color (24-bit color depth).
sPymbed 2:d8a9ebd28f0a 221 * \sa #RGB(r,g,b)
sPymbed 2:d8a9ebd28f0a 222 */
sPymbed 2:d8a9ebd28f0a 223 virtual void SetBackground( unsigned int color = COLOR_BLACK );
sPymbed 2:d8a9ebd28f0a 224
sPymbed 2:d8a9ebd28f0a 225 /** Sets the font to be used for painting of text on the screen.
sPymbed 2:d8a9ebd28f0a 226 * \param font A pointer to the font data.
sPymbed 2:d8a9ebd28f0a 227 * \sa Comments in file fonts.h
sPymbed 2:d8a9ebd28f0a 228 */
sPymbed 2:d8a9ebd28f0a 229 virtual void SetFont( const font_t* font );
sPymbed 2:d8a9ebd28f0a 230
sPymbed 2:d8a9ebd28f0a 231 /** Gets the display width.
sPymbed 2:d8a9ebd28f0a 232 * \return Display width in pixels.
sPymbed 2:d8a9ebd28f0a 233 */
sPymbed 2:d8a9ebd28f0a 234 unsigned short GetWidth( void );
sPymbed 2:d8a9ebd28f0a 235
sPymbed 2:d8a9ebd28f0a 236 /** Gets the display height.
sPymbed 2:d8a9ebd28f0a 237 * \return Display height in pixels.
sPymbed 2:d8a9ebd28f0a 238 */
sPymbed 2:d8a9ebd28f0a 239 unsigned short GetHeight( void );
sPymbed 2:d8a9ebd28f0a 240
sPymbed 2:d8a9ebd28f0a 241 /** Gets the font width.
sPymbed 2:d8a9ebd28f0a 242 * \return The current font width.
sPymbed 2:d8a9ebd28f0a 243 */
sPymbed 2:d8a9ebd28f0a 244 uint8_t GetFontWidth( void );
sPymbed 2:d8a9ebd28f0a 245
sPymbed 2:d8a9ebd28f0a 246 /** Gets the font height.
sPymbed 2:d8a9ebd28f0a 247 * \return The current font height.
sPymbed 2:d8a9ebd28f0a 248 */
sPymbed 2:d8a9ebd28f0a 249 uint8_t GetFontHeight( void );
sPymbed 2:d8a9ebd28f0a 250
sPymbed 2:d8a9ebd28f0a 251 /** Fills the whole screen with a single color.
sPymbed 2:d8a9ebd28f0a 252 * \param color The color to be used. The value must be in RGB-565 format.
sPymbed 2:d8a9ebd28f0a 253 * \remarks The special values -1 and -2 signify the preset background and foreground colors, respectively.
sPymbed 2:d8a9ebd28f0a 254 * The backround color is the default.
sPymbed 2:d8a9ebd28f0a 255 */
sPymbed 2:d8a9ebd28f0a 256 virtual void FillScreen( int color = -1 );
sPymbed 2:d8a9ebd28f0a 257
sPymbed 2:d8a9ebd28f0a 258 /** Sets the backlight intensity in percent as a float value in the range [0.0,1.0].
sPymbed 2:d8a9ebd28f0a 259 * \param level The backligh intensity in percent, where 0.0 is off and 1.0 is full brightness.
sPymbed 2:d8a9ebd28f0a 260 */
sPymbed 2:d8a9ebd28f0a 261 virtual void SetBacklightLevel( float level );
sPymbed 2:d8a9ebd28f0a 262
sPymbed 2:d8a9ebd28f0a 263 /** Clears the screen.
sPymbed 2:d8a9ebd28f0a 264 *
sPymbed 2:d8a9ebd28f0a 265 * This is the same as calling #FillScreen() or #FillScreen( -1 ) to use the background color.
sPymbed 2:d8a9ebd28f0a 266 */
sPymbed 2:d8a9ebd28f0a 267 virtual void ClearScreen( void );
sPymbed 2:d8a9ebd28f0a 268
sPymbed 2:d8a9ebd28f0a 269 /** Draws a pixel at the specified location.
sPymbed 2:d8a9ebd28f0a 270 *
sPymbed 2:d8a9ebd28f0a 271 * By default the function will use the preset foreground color, but the background
sPymbed 2:d8a9ebd28f0a 272 * or a custom color could be used as well.
sPymbed 2:d8a9ebd28f0a 273 *
sPymbed 2:d8a9ebd28f0a 274 * \param x The horizontal offset of the pixel from the upper left corner of the screen.
sPymbed 2:d8a9ebd28f0a 275 * \param y The vertical offset of the pixel from the upper left corner of the screen.
sPymbed 2:d8a9ebd28f0a 276 * \param color The color to be used. Use a custom color, or -1 for background and -2 for foreground color.
sPymbed 2:d8a9ebd28f0a 277 */
sPymbed 2:d8a9ebd28f0a 278 virtual void DrawPixel( unsigned short x, unsigned short y, int color = -2 );
sPymbed 2:d8a9ebd28f0a 279
sPymbed 2:d8a9ebd28f0a 280 /** Draws a line.
sPymbed 2:d8a9ebd28f0a 281 *
sPymbed 2:d8a9ebd28f0a 282 * \param x1 Horizontal offset of the beginning point of the line.
sPymbed 2:d8a9ebd28f0a 283 * \param y1 Vertical offset of the beginning point of the line.
sPymbed 2:d8a9ebd28f0a 284 * \param x2 Horizontal offset of the end point of the line.
sPymbed 2:d8a9ebd28f0a 285 * \param y2 Verical offset of the end point of the line.
sPymbed 2:d8a9ebd28f0a 286 * \param color The color to use for painting, or -1 for background, or -2 for foreground.
sPymbed 2:d8a9ebd28f0a 287 */
sPymbed 2:d8a9ebd28f0a 288 virtual void DrawLine( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color = -2 );
sPymbed 2:d8a9ebd28f0a 289
sPymbed 2:d8a9ebd28f0a 290 /** Paints a rectangle.
sPymbed 2:d8a9ebd28f0a 291 *
sPymbed 2:d8a9ebd28f0a 292 * \param x1 The horizontal offset of the beginning point of one of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 293 * \param y1 The vertical offset of the beginning point of one of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 294 * \param x2 The horizontal offset of the end point of the same of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 295 * \param y2 The vertical offset of the end point of the same of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 296 * \param color The color to use for painting. -1 indicated background, -2 foreground, or custom color.
sPymbed 2:d8a9ebd28f0a 297 */
sPymbed 2:d8a9ebd28f0a 298 virtual void DrawRect( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color = -2 );
sPymbed 2:d8a9ebd28f0a 299
sPymbed 2:d8a9ebd28f0a 300 /** Paints a rectangle and fills it with the paint color.
sPymbed 2:d8a9ebd28f0a 301 *
sPymbed 2:d8a9ebd28f0a 302 * \param x1 The horizontal offset of the beginning point of one of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 303 * \param y1 The vertical offset of the beginning point of one of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 304 * \param x2 The horizontal offset of the end point of the same of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 305 * \param y2 The vertical offset of the end point of the same of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 306 * \param color The color to use for painting. -1 indicated background, -2 foreground, or custom color.
sPymbed 2:d8a9ebd28f0a 307 */
sPymbed 2:d8a9ebd28f0a 308 virtual void DrawRoundRect( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color = -2 );
sPymbed 2:d8a9ebd28f0a 309
sPymbed 2:d8a9ebd28f0a 310 /** Paints a rectangle with rounded corners.
sPymbed 2:d8a9ebd28f0a 311 *
sPymbed 2:d8a9ebd28f0a 312 * \param x1 The horizontal offset of the beginning point of one of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 313 * \param y1 The vertical offset of the beginning point of one of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 314 * \param x2 The horizontal offset of the end point of the same of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 315 * \param y2 The vertical offset of the end point of the same of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 316 * \param color The color to use for painting. -1 indicated background, -2 foreground, or custom color.
sPymbed 2:d8a9ebd28f0a 317 */
sPymbed 2:d8a9ebd28f0a 318 virtual void FillRect( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color = -2 );
sPymbed 2:d8a9ebd28f0a 319
sPymbed 2:d8a9ebd28f0a 320 /** Paints a rectangle with rounded corners and fills it with the paint color.
sPymbed 2:d8a9ebd28f0a 321 *
sPymbed 2:d8a9ebd28f0a 322 * \param x1 The horizontal offset of the beginning point of one of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 323 * \param y1 The vertical offset of the beginning point of one of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 324 * \param x2 The horizontal offset of the end point of the same of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 325 * \param y2 The vertical offset of the end point of the same of the rectangle's diagonals.
sPymbed 2:d8a9ebd28f0a 326 * \param color The color to use for painting. -1 indicated background, -2 foreground, or custom color.
sPymbed 2:d8a9ebd28f0a 327 */
sPymbed 2:d8a9ebd28f0a 328 virtual void FillRoundRect( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2, int color = -2 );
sPymbed 2:d8a9ebd28f0a 329
sPymbed 2:d8a9ebd28f0a 330 /** Paints a circle.
sPymbed 2:d8a9ebd28f0a 331 *
sPymbed 2:d8a9ebd28f0a 332 * \param x The offset of the circle's center from the left edge of the screen.
sPymbed 2:d8a9ebd28f0a 333 * \param y The offset of the circle's center from the top edge of the screen.
sPymbed 2:d8a9ebd28f0a 334 * \param radius The circle's radius.
sPymbed 2:d8a9ebd28f0a 335 * \param color The color to use for painting. -1 indicated background, -2 foreground, or custom color.
sPymbed 2:d8a9ebd28f0a 336 */
sPymbed 2:d8a9ebd28f0a 337 virtual void DrawCircle( unsigned short x, unsigned short y, unsigned short radius, int color = -2 );
sPymbed 2:d8a9ebd28f0a 338
sPymbed 2:d8a9ebd28f0a 339 /** Paints a circle and fills it with the paint color.
sPymbed 2:d8a9ebd28f0a 340 *
sPymbed 2:d8a9ebd28f0a 341 * \param x The offset of the circle's center from the left edge of the screen.
sPymbed 2:d8a9ebd28f0a 342 * \param y The offset of the circle's center from the top edge of the screen.
sPymbed 2:d8a9ebd28f0a 343 * \param radius The circle's radius.
sPymbed 2:d8a9ebd28f0a 344 * \param color The color to use for painting. -1 indicated background, -2 foreground, or custom color.
sPymbed 2:d8a9ebd28f0a 345 */
sPymbed 2:d8a9ebd28f0a 346 virtual void FillCircle( unsigned short x, unsigned short y, unsigned short radius, int color = -2 );
sPymbed 2:d8a9ebd28f0a 347
sPymbed 2:d8a9ebd28f0a 348 /** Print a text on the screen.
sPymbed 2:d8a9ebd28f0a 349 *
sPymbed 2:d8a9ebd28f0a 350 * \param str The text.
sPymbed 2:d8a9ebd28f0a 351 * \param x The horizontal offset form the left edge of the screen. The special values LEFT, CENTER,
sPymbed 2:d8a9ebd28f0a 352 * or RIGHT can be used instead of pixel offset to indicate the text's horizontal alignment.
sPymbed 2:d8a9ebd28f0a 353 * \param y The vertical offset of the text from the top of the screen.
sPymbed 2:d8a9ebd28f0a 354 * \param fgColor The foreground to use for painting the text; -1 indicates background color, -2 the foreground setting, or custom color.
sPymbed 2:d8a9ebd28f0a 355 * \param bgColor The color to use for painting the empty pixels; -1 indicates the background color, -2 the foreground setting, or custom color.
sPymbed 2:d8a9ebd28f0a 356 * \param deg If different than 0, the text will be rotated at an angle this many degrees around its starting point. Default is not to ratate.
sPymbed 2:d8a9ebd28f0a 357 */
sPymbed 2:d8a9ebd28f0a 358 virtual void Print( const char *str, unsigned short x, unsigned short y, int fgColor = -2, int bgColor = -1, unsigned short deg = 0 );
sPymbed 2:d8a9ebd28f0a 359
sPymbed 2:d8a9ebd28f0a 360 /** Draw an image on the screen.
sPymbed 2:d8a9ebd28f0a 361 *
sPymbed 2:d8a9ebd28f0a 362 * The pixels of the picture must be in the RGB-565 format. The data can be provided
sPymbed 2:d8a9ebd28f0a 363 * as an array in a source or a header file. To convert an image file to the appropriate
sPymbed 2:d8a9ebd28f0a 364 * format, a special utility must be utilized. One such tool is provided by Henning Karlsen,
sPymbed 2:d8a9ebd28f0a 365 * the author of the UTFT display liberary and can be downloaded for free from his web site:
sPymbed 2:d8a9ebd28f0a 366 * http://henningkarlsen.com/electronics/library.php?id=52
sPymbed 2:d8a9ebd28f0a 367 *
sPymbed 2:d8a9ebd28f0a 368 * \param x Horizontal offset of the first pixel of the image.
sPymbed 2:d8a9ebd28f0a 369 * \param y Vertical offset of the first pixel of the image.
sPymbed 2:d8a9ebd28f0a 370 * \param img Image data pointer.
sPymbed 2:d8a9ebd28f0a 371 * \param scale A value of 1 will produce an image with its original size, while a different value will scale the image.
sPymbed 2:d8a9ebd28f0a 372 */
sPymbed 2:d8a9ebd28f0a 373 virtual void DrawBitmap( unsigned short x, unsigned short y, const bitmap_t* img, unsigned char scale = 1 );
sPymbed 2:d8a9ebd28f0a 374
sPymbed 2:d8a9ebd28f0a 375 /** Draw an image on the screen.
sPymbed 2:d8a9ebd28f0a 376 *
sPymbed 2:d8a9ebd28f0a 377 * The pixels of the picture must be in the RGB-565 format. The data can be provided
sPymbed 2:d8a9ebd28f0a 378 * as an array in a source or a header file. To convert an image file to the appropriate
sPymbed 2:d8a9ebd28f0a 379 * format, a special utility must be utilized. One such tool is provided by Henning Karlsen,
sPymbed 2:d8a9ebd28f0a 380 * the author of the UTFT display liberary and can be downloaded for free from his web site:
sPymbed 2:d8a9ebd28f0a 381 * http://henningkarlsen.com/electronics/library.php?id=52
sPymbed 2:d8a9ebd28f0a 382 *
sPymbed 2:d8a9ebd28f0a 383 * \param x Horizontal offset of the first pixel of the image.
sPymbed 2:d8a9ebd28f0a 384 * \param y Vertical offset of the first pixel of the image.
sPymbed 2:d8a9ebd28f0a 385 * \param img Image data pointer.
sPymbed 2:d8a9ebd28f0a 386 * \param deg Angle to rotate the image before painting on screen, in degrees.
sPymbed 2:d8a9ebd28f0a 387 * \param rox
sPymbed 2:d8a9ebd28f0a 388 * \param roy
sPymbed 2:d8a9ebd28f0a 389 */
sPymbed 2:d8a9ebd28f0a 390 virtual void DrawBitmap( unsigned short x, unsigned short y, const bitmap_t* img, unsigned short deg, unsigned short rox, unsigned short roy );
sPymbed 2:d8a9ebd28f0a 391
sPymbed 2:d8a9ebd28f0a 392 protected:
sPymbed 2:d8a9ebd28f0a 393 /** Creates an instance of the class.
sPymbed 2:d8a9ebd28f0a 394 *
sPymbed 2:d8a9ebd28f0a 395 * \param width Width of the display in pixels.
sPymbed 2:d8a9ebd28f0a 396 * \param height Height of the display in pixels.
sPymbed 2:d8a9ebd28f0a 397 * \param CS Pin connected to the CS input of the display.
sPymbed 2:d8a9ebd28f0a 398 * \param RS Pin connected to the RS input of the display.
sPymbed 2:d8a9ebd28f0a 399 * \param RESET Pin connected to the RESET input of the display.
sPymbed 2:d8a9ebd28f0a 400 * \param BL Pin connected to the circuit controlling the LCD's backlight.
sPymbed 2:d8a9ebd28f0a 401 * \param blType The type of backlight to be used.
sPymbed 2:d8a9ebd28f0a 402 * \param defaultBacklight The standard backlight intensity (if using PWM control), expressed in percent as float value from 0.0 to 1.0
sPymbed 2:d8a9ebd28f0a 403 */
sPymbed 2:d8a9ebd28f0a 404 LCD( unsigned short width, unsigned short height, PinName CS, PinName RS, PinName RESET, PinName BL, backlight_t blType, float defaultBacklight );
sPymbed 2:d8a9ebd28f0a 405
sPymbed 2:d8a9ebd28f0a 406 /** Activates the display for command/data transfer.
sPymbed 2:d8a9ebd28f0a 407 *
sPymbed 2:d8a9ebd28f0a 408 * Usually achieved by pulling the CS pin of the display low.
sPymbed 2:d8a9ebd28f0a 409 */
sPymbed 2:d8a9ebd28f0a 410 virtual void Activate( void );
sPymbed 2:d8a9ebd28f0a 411
sPymbed 2:d8a9ebd28f0a 412 /** Deactivates the display after data has been transmitted.
sPymbed 2:d8a9ebd28f0a 413 *
sPymbed 2:d8a9ebd28f0a 414 * Usually achieved by pulling the CS pin of the display high.
sPymbed 2:d8a9ebd28f0a 415 */
sPymbed 2:d8a9ebd28f0a 416 virtual void Deactivate( void );
sPymbed 2:d8a9ebd28f0a 417
sPymbed 2:d8a9ebd28f0a 418 /** Sends a command to the display.
sPymbed 2:d8a9ebd28f0a 419 *
sPymbed 2:d8a9ebd28f0a 420 * \param cmd The display command.
sPymbed 2:d8a9ebd28f0a 421 * \remarks Commands are controller-specific and this function needs to
sPymbed 2:d8a9ebd28f0a 422 * be implemented separately for each available controller.
sPymbed 2:d8a9ebd28f0a 423 */
sPymbed 2:d8a9ebd28f0a 424 virtual void WriteCmd( unsigned short cmd ) = 0;
sPymbed 2:d8a9ebd28f0a 425
sPymbed 2:d8a9ebd28f0a 426 /** Sends pixel data to the display.
sPymbed 2:d8a9ebd28f0a 427 *
sPymbed 2:d8a9ebd28f0a 428 * \param data The display data.
sPymbed 2:d8a9ebd28f0a 429 * \remarks Sendin data is controller-specific and this function needs to
sPymbed 2:d8a9ebd28f0a 430 * be implemented separately for each available controller.
sPymbed 2:d8a9ebd28f0a 431 */
sPymbed 2:d8a9ebd28f0a 432 virtual void WriteData( unsigned short data ) = 0;
sPymbed 2:d8a9ebd28f0a 433
sPymbed 2:d8a9ebd28f0a 434 /** Sends both command and data to the display controller.
sPymbed 2:d8a9ebd28f0a 435 *
sPymbed 2:d8a9ebd28f0a 436 * This is a helper utility function which combines the 2 functions above
sPymbed 2:d8a9ebd28f0a 437 * into one single convenience step.
sPymbed 2:d8a9ebd28f0a 438 *
sPymbed 2:d8a9ebd28f0a 439 * \param cmd The display command.
sPymbed 2:d8a9ebd28f0a 440 * \param data The display pixel data.
sPymbed 2:d8a9ebd28f0a 441 */
sPymbed 2:d8a9ebd28f0a 442 virtual void WriteCmdData( unsigned short cmd, unsigned short data );
sPymbed 2:d8a9ebd28f0a 443
sPymbed 2:d8a9ebd28f0a 444 /** Assigns a chunk of the display memory to receive data.
sPymbed 2:d8a9ebd28f0a 445 *
sPymbed 2:d8a9ebd28f0a 446 * When data is sent to the display after this function completes, the opertion will
sPymbed 2:d8a9ebd28f0a 447 * start from the begining of the assigned address (pixel position) and the pointer
sPymbed 2:d8a9ebd28f0a 448 * will be automatically incremented so that the next data write operation will continue
sPymbed 2:d8a9ebd28f0a 449 * with the next pixel from the memory block. If more data is written than available
sPymbed 2:d8a9ebd28f0a 450 * pixels, at the end of the block the pointer will jump back to its beginning and
sPymbed 2:d8a9ebd28f0a 451 * commence again, until the next address change command is sent to the display.
sPymbed 2:d8a9ebd28f0a 452 *
sPymbed 2:d8a9ebd28f0a 453 * \param x1 The X coordinate of the pixel at the beginning of the block.
sPymbed 2:d8a9ebd28f0a 454 * \param y1 The Y coordinate of the pixel at the beginning of the block.
sPymbed 2:d8a9ebd28f0a 455 * \param x2 The X coordinate of the pixel at the end of the block.
sPymbed 2:d8a9ebd28f0a 456 * \param y2 The Y coordinate of the pixel at the end of the block.
sPymbed 2:d8a9ebd28f0a 457 * \remarks Addressing commands are controller-specific and this function needs to be
sPymbed 2:d8a9ebd28f0a 458 * implemented separately for each available controller.
sPymbed 2:d8a9ebd28f0a 459 */
sPymbed 2:d8a9ebd28f0a 460 virtual void SetXY( unsigned short x1, unsigned short y1, unsigned short x2, unsigned short y2 ) = 0;
sPymbed 2:d8a9ebd28f0a 461
sPymbed 2:d8a9ebd28f0a 462 /** Resets the memory address for the next display write operation to the screen origins (0,0).
sPymbed 2:d8a9ebd28f0a 463 */
sPymbed 2:d8a9ebd28f0a 464 virtual void ClearXY( void );
sPymbed 2:d8a9ebd28f0a 465
sPymbed 2:d8a9ebd28f0a 466 /** Sets the color of the pixel at the address pointer of the controller.
sPymbed 2:d8a9ebd28f0a 467 *
sPymbed 2:d8a9ebd28f0a 468 * This function is to be provided by each implementation separately in
sPymbed 2:d8a9ebd28f0a 469 * order to account for different color depths used by the controller.
sPymbed 2:d8a9ebd28f0a 470 * \param color The color of the pixel.
sPymbed 2:d8a9ebd28f0a 471 * \param mode The depth (palette) of the color.
sPymbed 2:d8a9ebd28f0a 472 */
sPymbed 2:d8a9ebd28f0a 473 virtual void SetPixelColor( unsigned int color, colordepth_t mode = RGB24 ) = 0;
sPymbed 2:d8a9ebd28f0a 474
sPymbed 2:d8a9ebd28f0a 475 /** Draws a horizontal line.
sPymbed 2:d8a9ebd28f0a 476 *
sPymbed 2:d8a9ebd28f0a 477 * This is a utility function to draw horizontal-only lines
sPymbed 2:d8a9ebd28f0a 478 * for reduced code complexity and faster execution.
sPymbed 2:d8a9ebd28f0a 479 *
sPymbed 2:d8a9ebd28f0a 480 * \param x X coordinate of the starting point of the line.
sPymbed 2:d8a9ebd28f0a 481 * \param y Y coordinate of the starting point of the line.
sPymbed 2:d8a9ebd28f0a 482 * \param len Length of the line.
sPymbed 2:d8a9ebd28f0a 483 * \param color The color to use to draw the line. By default the global foreground color is used ( -2 ),
sPymbed 2:d8a9ebd28f0a 484 * -1 switches to the default background color, or any custom color can be used.
sPymbed 2:d8a9ebd28f0a 485 */
sPymbed 2:d8a9ebd28f0a 486 virtual void DrawHLine( unsigned short x, unsigned short y, unsigned short len, int color = -2 );
sPymbed 2:d8a9ebd28f0a 487
sPymbed 2:d8a9ebd28f0a 488 /** Draws a vertical line.
sPymbed 2:d8a9ebd28f0a 489 *
sPymbed 2:d8a9ebd28f0a 490 * This is a utility function to draw vertical-only lines
sPymbed 2:d8a9ebd28f0a 491 * for reduced code complexity and faster execution.
sPymbed 2:d8a9ebd28f0a 492 *
sPymbed 2:d8a9ebd28f0a 493 * \param x X coordinate of the starting point of the line.
sPymbed 2:d8a9ebd28f0a 494 * \param y Y coordinate of the starting point of the line.
sPymbed 2:d8a9ebd28f0a 495 * \param len Height of the line.
sPymbed 2:d8a9ebd28f0a 496 * \param color The color to use to draw the line. By default the global foreground color is used ( -2 ),
sPymbed 2:d8a9ebd28f0a 497 * -1 switches to the default background color, or any custom color can be used.
sPymbed 2:d8a9ebd28f0a 498 */
sPymbed 2:d8a9ebd28f0a 499 virtual void DrawVLine( unsigned short x, unsigned short y, unsigned short len, int color = -2 );
sPymbed 2:d8a9ebd28f0a 500
sPymbed 2:d8a9ebd28f0a 501 /** Prints a character at the given position and using the given color.
sPymbed 2:d8a9ebd28f0a 502 *
sPymbed 2:d8a9ebd28f0a 503 * \param c The character.
sPymbed 2:d8a9ebd28f0a 504 * \param x X coordinate of the character position.
sPymbed 2:d8a9ebd28f0a 505 * \param y Y coordinate of the character position.
sPymbed 2:d8a9ebd28f0a 506 * \param fgColor Foreground color for drawing. By default the global foreground color is used ( -2 ),
sPymbed 2:d8a9ebd28f0a 507 * -1 switches to the default background color, or any custom color can be used.
sPymbed 2:d8a9ebd28f0a 508 * \param bgColor Background color for drawing. By default the global background color is used ( -1 ),
sPymbed 2:d8a9ebd28f0a 509 * -2 switches to the default foreground color, or any custom color can be used.
sPymbed 2:d8a9ebd28f0a 510 */
sPymbed 2:d8a9ebd28f0a 511 virtual void PrintChar( char c, unsigned short x, unsigned short y, int fgColor = -2, int bgColor = -1 );
sPymbed 2:d8a9ebd28f0a 512
sPymbed 2:d8a9ebd28f0a 513 /** Prints a character at the given position and using the given color and with the given rotation.
sPymbed 2:d8a9ebd28f0a 514 *
sPymbed 2:d8a9ebd28f0a 515 * \param c The character.
sPymbed 2:d8a9ebd28f0a 516 * \param x X coordinate of the character position.
sPymbed 2:d8a9ebd28f0a 517 * \param y Y coordinate of the character position.
sPymbed 2:d8a9ebd28f0a 518 * \param pos Position of the character in the string from which it originates (used to rotate a whole string).
sPymbed 2:d8a9ebd28f0a 519 * \param fgColor Foreground color for drawing. By default the global foreground color is used ( -2 ),
sPymbed 2:d8a9ebd28f0a 520 * -1 switches to the default background color, or any custom color can be used.
sPymbed 2:d8a9ebd28f0a 521 * \param bgColor Background color for drawing. By default the global background color is used ( -1 ),
sPymbed 2:d8a9ebd28f0a 522 * -2 switches to the default foreground color, or any custom color can be used.
sPymbed 2:d8a9ebd28f0a 523 * \param deg The angle at which to rotate.
sPymbed 2:d8a9ebd28f0a 524 */
sPymbed 2:d8a9ebd28f0a 525 virtual void RotateChar( char c, unsigned short x, unsigned short y, int pos, int fgColor = -2, int bgColor = -1, unsigned short deg = 0 );
sPymbed 2:d8a9ebd28f0a 526
sPymbed 2:d8a9ebd28f0a 527 protected:
sPymbed 2:d8a9ebd28f0a 528 unsigned short _disp_width, _disp_height;
sPymbed 2:d8a9ebd28f0a 529 DigitalOut _lcd_pin_cs, _lcd_pin_rs, _lcd_pin_reset;
sPymbed 2:d8a9ebd28f0a 530 orientation_t _orientation;
sPymbed 2:d8a9ebd28f0a 531 colordepth_t _colorDepth;
sPymbed 2:d8a9ebd28f0a 532 unsigned int _foreground, _background;
sPymbed 2:d8a9ebd28f0a 533 const font_t* _font;
sPymbed 2:d8a9ebd28f0a 534 DigitalOut* _lcd_pin_bl;
sPymbed 2:d8a9ebd28f0a 535 PwmOut* _bl_pwm;
sPymbed 2:d8a9ebd28f0a 536 backlight_t _bl_type;
sPymbed 2:d8a9ebd28f0a 537 float _bl_pwm_default, _bl_pwm_current;
sPymbed 2:d8a9ebd28f0a 538 };
sPymbed 2:d8a9ebd28f0a 539
sPymbed 2:d8a9ebd28f0a 540 #ifdef __cplusplus
sPymbed 2:d8a9ebd28f0a 541 }
sPymbed 2:d8a9ebd28f0a 542 #endif
sPymbed 2:d8a9ebd28f0a 543
sPymbed 2:d8a9ebd28f0a 544 #endif /* TFTLCD_BASE_H */