1095 lines
36 KiB
C
1095 lines
36 KiB
C
/*
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* This file is subject to the terms of the GFX License. If a copy of
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* the license was not distributed with this file, you can obtain one at:
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*
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* http://ugfx.org/license.html
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*/
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/**
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* @file include/gdisp/gdisp.h
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* @brief GDISP Graphic Driver subsystem header file.
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*
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* @addtogroup GDISP
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*
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* @brief Module to interface graphic / pixel oriented displays
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*
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* @details The GDISP module provides high level abstraction to interface pixel oriented graphic displays.
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*
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* @pre GFX_USE_GDISP must be set to TRUE in gfxconf.h
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*
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* @note Each drawing routine supports a gispXXXX and a gdispGXXXX function. The difference is that the
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* gdispXXXX function does not require a display to be specified. Note there is a slight anomoly
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* in the naming with gdispGBlitArea() vs gdispBlitAreaEx() and gdispBlitArea(), the later of
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* which is now deprecated.
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* @{
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*/
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#ifndef _GDISP_H
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#define _GDISP_H
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#include "gfx.h"
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/* This type definition is defined here as it gets used in other gfx sub-systems even
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* if GFX_USE_GDISP is FALSE.
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*/
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/**
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* @brief The type for a coordinate or length on the screen.
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*/
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typedef int16_t coord_t;
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#if GFX_USE_GDISP || defined(__DOXYGEN__)
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/*===========================================================================*/
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/* Type definitions */
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/*===========================================================================*/
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/**
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* @brief Type for a 2D point on the screen.
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*/
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typedef struct point { coord_t x, y; } point, point_t;
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/**
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* @brief Type for the text justification.
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*/
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typedef enum justify { justifyLeft=0, justifyCenter=1, justifyRight=2 } justify_t;
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/**
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* @brief Type for the font metric.
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*/
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typedef enum fontmetric { fontHeight, fontDescendersHeight, fontLineSpacing, fontCharPadding, fontMinWidth, fontMaxWidth } fontmetric_t;
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/**
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* @brief The type of a font.
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*/
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typedef const struct mf_font_s* font_t;
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/**
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* @brief Type for the screen orientation.
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*/
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typedef enum orientation { GDISP_ROTATE_0=0, GDISP_ROTATE_90=90, GDISP_ROTATE_180=180, GDISP_ROTATE_270=270 } orientation_t;
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/**
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* @brief Type for the available power modes for the screen.
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*/
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typedef enum powermode { powerOff, powerSleep, powerDeepSleep, powerOn } powermode_t;
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/*
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* This is not documented in Doxygen as it is meant to be a black-box.
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* Applications should always use the routines and macros defined
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* below to access it in case the implementation ever changed.
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*/
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typedef struct GDISPControl {
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coord_t Width;
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coord_t Height;
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orientation_t Orientation;
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powermode_t Powermode;
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uint8_t Backlight;
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uint8_t Contrast;
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} GDISPControl;
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/*
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* Our black box display structure. We know only one thing about it...
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* The first member is a GDISPControl structure.
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*/
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typedef struct GDisplay GDisplay;
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/**
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* @brief The default screen to use for the gdispXXXX calls.
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* @note This is set by default to the first display in the system. You can change
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* it by calling @p gdispGSetDisplay().
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*/
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extern GDisplay *GDISP;
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/*===========================================================================*/
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/* Constants. */
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/*===========================================================================*/
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/**
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* @brief Driver Control Constants
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* @details Unsupported control codes are ignored.
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* @note The value parameter should always be typecast to (void *).
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* @note There are some predefined and some specific to the low level driver.
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* @note GDISP_CONTROL_POWER - Takes a gdisp_powermode_t
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* GDISP_CONTROL_ORIENTATION - Takes a gdisp_orientation_t
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* GDISP_CONTROL_BACKLIGHT - Takes an int from 0 to 100. For a driver
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* that only supports off/on anything other
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* than zero is on.
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* GDISP_CONTROL_CONTRAST - Takes an int from 0 to 100.
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* GDISP_CONTROL_LLD - Low level driver control constants start at
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* this value.
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*/
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#define GDISP_CONTROL_POWER 0
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#define GDISP_CONTROL_ORIENTATION 1
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#define GDISP_CONTROL_BACKLIGHT 2
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#define GDISP_CONTROL_CONTRAST 3
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#define GDISP_CONTROL_LLD 1000
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/**
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* @brief Driver Pixel Format Constants
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*/
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#define GDISP_PIXELFORMAT_MONO 1
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#define GDISP_PIXELFORMAT_RGB565 565
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#define GDISP_PIXELFORMAT_BGR565 9565
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#define GDISP_PIXELFORMAT_RGB888 888
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#define GDISP_PIXELFORMAT_RGB444 444
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#define GDISP_PIXELFORMAT_RGB332 332
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#define GDISP_PIXELFORMAT_RGB666 666
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#define GDISP_PIXELFORMAT_CUSTOM 99999
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#define GDISP_PIXELFORMAT_ERROR 88888
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/**
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* @name Some basic colors
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* @{
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*/
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#define White HTML2COLOR(0xFFFFFF)
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#define Black HTML2COLOR(0x000000)
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#define Gray HTML2COLOR(0x808080)
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#define Grey Gray
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#define Blue HTML2COLOR(0x0000FF)
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#define Red HTML2COLOR(0xFF0000)
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#define Fuchsia HTML2COLOR(0xFF00FF)
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#define Magenta Fuchsia
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#define Green HTML2COLOR(0x008000)
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#define Yellow HTML2COLOR(0xFFFF00)
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#define Aqua HTML2COLOR(0x00FFFF)
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#define Cyan Aqua
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#define Lime HTML2COLOR(0x00FF00)
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#define Maroon HTML2COLOR(0x800000)
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#define Navy HTML2COLOR(0x000080)
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#define Olive HTML2COLOR(0x808000)
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#define Purple HTML2COLOR(0x800080)
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#define Silver HTML2COLOR(0xC0C0C0)
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#define Teal HTML2COLOR(0x008080)
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#define Orange HTML2COLOR(0xFFA500)
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#define Pink HTML2COLOR(0xFFC0CB)
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#define SkyBlue HTML2COLOR(0x87CEEB)
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/** @} */
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/*===========================================================================*/
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/* Defines relating to the display hardware */
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/*===========================================================================*/
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#if !defined(GDISP_TOTAL_CONTROLLERS) || GDISP_TOTAL_CONTROLLERS == 1
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// Pull in the default hardware configuration for a single controller.
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// If we have multiple controllers the settings must be set in the
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// users gfxconf.h file.
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#include "gdisp_lld_config.h"
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#endif
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/**
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* @name GDISP pixel format choices
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* @{
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*/
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/**
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* @brief The pixel format.
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* @default It generally defaults to the hardware pixel format.
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* @note This doesn't need to match the hardware pixel format.
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* It is definitely more efficient when it does.
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* @note When GDISP_TOTAL_CONTROLLERS > 1, this should
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* also be explicitly defined to ensure the best match
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* with your hardware across all devices.
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* @note Should be set to one of the following:
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* GDISP_PIXELFORMAT_RGB565
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* GDISP_PIXELFORMAT_BGR565
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* GDISP_PIXELFORMAT_RGB888
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* GDISP_PIXELFORMAT_RGB444
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* GDISP_PIXELFORMAT_RGB332
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* GDISP_PIXELFORMAT_RGB666
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* GDISP_PIXELFORMAT_CUSTOM
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* @note If you set GDISP_PIXELFORMAT_CUSTOM you need to also define
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* color_t, RGB2COLOR(r,g,b), HTML2COLOR(h),
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* RED_OF(c), GREEN_OF(c), BLUE_OF(c),
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* COLOR(c) and MASKCOLOR.
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*/
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#ifndef GDISP_PIXELFORMAT
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#define GDISP_PIXELFORMAT GDISP_PIXELFORMAT_ERROR
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#endif
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/**
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* @brief Do pixels require packing for a blit
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* @note Is only valid for a pixel format that doesn't fill it's datatype. ie formats:
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* GDISP_PIXELFORMAT_RGB888
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* GDISP_PIXELFORMAT_RGB444
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* GDISP_PIXELFORMAT_RGB666
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* GDISP_PIXELFORMAT_CUSTOM
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* @note If you use GDISP_PIXELFORMAT_CUSTOM and packed bit fills
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* you need to also define @p gdispPackPixels(buf,cx,x,y,c)
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* @note If you are using GDISP_HARDWARE_BITFILLS = FALSE then the pixel
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* format must not be a packed format as the software blit does
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* not support packed pixels
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* @note Very few cases should actually require packed pixels as the low
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* level driver can also pack on the fly as it is sending it
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* to the graphics device.
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*/
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#ifndef GDISP_PACKED_PIXELS
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#define GDISP_PACKED_PIXELS FALSE
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#endif
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/**
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* @brief Do lines of pixels require packing for a blit
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* @note Ignored if GDISP_PACKED_PIXELS is FALSE
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*/
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#ifndef GDISP_PACKED_LINES
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#define GDISP_PACKED_LINES FALSE
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#endif
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/** @} */
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/*===========================================================================*/
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/* Defines related to the pixel format */
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/*===========================================================================*/
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#if defined(__DOXYGEN__)
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/**
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* @brief The color of a pixel.
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*/
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typedef uint16_t color_t;
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/**
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* @brief Convert a number (of any type) to a color_t.
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* @details Masks any invalid bits in the color
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*/
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#define COLOR(c) ((color_t)(c))
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/**
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* @brief Does the color_t type contain invalid bits that need masking.
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*/
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#define MASKCOLOR FALSE
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/**
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* @brief Convert red, green, blue (each 0 to 255) into a color value.
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*/
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#define RGB2COLOR(r,g,b) ((color_t)((((r) & 0xF8)<<8) | (((g) & 0xFC)<<3) | (((b) & 0xF8)>>3)))
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/**
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* @brief Convert a 6 digit HTML code (hex) into a color value.
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*/
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#define HTML2COLOR(h) ((color_t)((((h) & 0xF80000)>>8) | (((h) & 0x00FC00)>>5) | (((h) & 0x0000F8)>>3)))
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/**
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* @brief Extract the red component (0 to 255) of a color value.
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*/
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#define RED_OF(c) (((c) & 0xF800)>>8)
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/**
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* @brief Extract the green component (0 to 255) of a color value.
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*/
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#define GREEN_OF(c) (((c)&0x007E)>>3)
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/**
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* @brief Extract the blue component (0 to 255) of a color value.
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*/
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#define BLUE_OF(c) (((c)&0x001F)<<3)
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#elif GDISP_PIXELFORMAT == GDISP_PIXELFORMAT_MONO
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typedef uint8_t color_t;
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#define COLOR(c) ((color_t)(c))
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#define MASKCOLOR FALSE
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#define RGB2COLOR(r,g,b) ((r|g|b) ? 1 : 0)
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#define HTML2COLOR(h) (h ? 1 : 0)
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#define RED_OF(c) (c ? 255 : 0)
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#define GREEN_OF(c) (c ? 255 : 0)
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#define BLUE_OF(c) (c ? 255 : 0)
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#elif GDISP_PIXELFORMAT == GDISP_PIXELFORMAT_RGB565
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typedef uint16_t color_t;
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#define COLOR(c) ((color_t)(c))
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#define MASKCOLOR FALSE
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#define RGB2COLOR(r,g,b) ((color_t)((((r) & 0xF8)<<8) | (((g) & 0xFC)<<3) | (((b) & 0xF8)>>3)))
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#define HTML2COLOR(h) ((color_t)((((h) & 0xF80000)>>8) | (((h) & 0x00FC00)>>5) | (((h) & 0x0000F8)>>3)))
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#define RED_OF(c) (((c)&0xF800)>>8)
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#define GREEN_OF(c) (((c)&0x07E0)>>3)
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#define BLUE_OF(c) (((c)&0x001F)<<3)
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#elif GDISP_PIXELFORMAT == GDISP_PIXELFORMAT_BGR565
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typedef uint16_t color_t;
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#define COLOR(c) ((color_t)(c))
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#define MASKCOLOR FALSE
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#define RGB2COLOR(r,g,b) ((color_t)((((r) & 0xF8)>>3) | (((g) & 0xFC)<<3) | (((b) & 0xF8)<<8)))
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#define HTML2COLOR(h) ((color_t)((((h) & 0x0000F8)>>3) | (((h) & 0x00FC00)>>5) | (((h) & 0xF80000)>>8)))
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#define RED_OF(c) (((c)&0x001F)<<3)
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#define GREEN_OF(c) (((c)&0x07E0)>>3)
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#define BLUE_OF(c) (((c)& 0xF800)>>8)
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#elif GDISP_PIXELFORMAT == GDISP_PIXELFORMAT_RGB888
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typedef uint32_t color_t;
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#define COLOR(c) ((color_t)(((c) & 0xFFFFFF)))
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#define MASKCOLOR TRUE
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#define RGB2COLOR(r,g,b) ((color_t)((((r) & 0xFF)<<16) | (((g) & 0xFF) << 8) | ((b) & 0xFF)))
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#define HTML2COLOR(h) ((color_t)(h))
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#define RED_OF(c) (((c) & 0xFF0000)>>16)
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#define GREEN_OF(c) (((c)&0x00FF00)>>8)
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#define BLUE_OF(c) ((c)&0x0000FF)
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#elif GDISP_PIXELFORMAT == GDISP_PIXELFORMAT_RGB444
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typedef uint16_t color_t;
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#define COLOR(c) ((color_t)(((c) & 0x0FFF)))
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#define MASKCOLOR TRUE
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#define RGB2COLOR(r,g,b) ((color_t)((((r) & 0xF0)<<4) | ((g) & 0xF0) | (((b) & 0xF0)>>4)))
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#define HTML2COLOR(h) ((color_t)((((h) & 0xF00000)>>12) | (((h) & 0x00F000)>>8) | (((h) & 0x0000F0)>>4)))
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#define RED_OF(c) (((c) & 0x0F00)>>4)
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#define GREEN_OF(c) ((c)&0x00F0)
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#define BLUE_OF(c) (((c)&0x000F)<<4)
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#elif GDISP_PIXELFORMAT == GDISP_PIXELFORMAT_RGB332
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typedef uint8_t color_t;
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#define COLOR(c) ((color_t)(c))
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#define MASKCOLOR FALSE
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#define RGB2COLOR(r,g,b) ((color_t)(((r) & 0xE0) | (((g) & 0xE0)>>3) | (((b) & 0xC0)>>6)))
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#define HTML2COLOR(h) ((color_t)((((h) & 0xE00000)>>16) | (((h) & 0x00E000)>>11) | (((h) & 0x0000C0)>>6)))
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#define RED_OF(c) ((c) & 0xE0)
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#define GREEN_OF(c) (((c)&0x1C)<<3)
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#define BLUE_OF(c) (((c)&0x03)<<6)
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#elif GDISP_PIXELFORMAT == GDISP_PIXELFORMAT_RGB666
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typedef uint32_t color_t;
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#define COLOR(c) ((color_t)(((c) & 0x03FFFF)))
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#define MASKCOLOR TRUE
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#define RGB2COLOR(r,g,b) ((color_t)((((r) & 0xFC)<<10) | (((g) & 0xFC)<<4) | (((b) & 0xFC)>>2)))
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#define HTML2COLOR(h) ((color_t)((((h) & 0xFC0000)>>6) | (((h) & 0x00FC00)>>4) | (((h) & 0x0000FC)>>2)))
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#define RED_OF(c) (((c) & 0x03F000)>>12)
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#define GREEN_OF(c) (((c)&0x00FC00)>>8)
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#define BLUE_OF(c) (((c)&0x00003F)<<2)
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#elif GDISP_PIXELFORMAT != GDISP_PIXELFORMAT_CUSTOM
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#error "GDISP: No supported pixel format has been specified."
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#endif
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/**
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* @brief The type of a pixel.
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*/
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typedef color_t pixel_t;
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Base Functions */
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/**
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* @brief Blend 2 colors according to the alpha
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* @return The combined color
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*
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* @param[in] fg The foreground color
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* @param[in] bg The background color
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* @param[in] alpha The alpha value (0-255). 0 is all background, 255 is all foreground.
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*
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* @api
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*/
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color_t gdispBlendColor(color_t fg, color_t bg, uint8_t alpha);
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/**
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* @brief Set the current default display to the specified display
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* @note The default display is used for the gdispXxxx functions.
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* @note Displays are numbered from 0 to GDISP_TOTAL_DISPLAYS - 1
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* @note If an invalid display number is specified the request is ignored.
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*
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* @param[in] display The display number (0..n)
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*
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* @api
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*/
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void gdispSetDisplay(unsigned display);
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/* Drawing Functions */
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/**
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* @brief Clear the display to the specified color.
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*
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* @param[in] g The display to use
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* @param[in] color The color to use when clearing the screen
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*
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* @api
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*/
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void gdispGClear(GDisplay *g, color_t color);
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#define gdispClear(c) gdispGClear(GDISP, c)
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/**
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* @brief Set a pixel in the specified color.
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*
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* @param[in] g The display to use
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* @param[in] x,y The position to set the pixel.
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* @param[in] color The color to use
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*
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* @api
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*/
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void gdispGDrawPixel(GDisplay *g, coord_t x, coord_t y, color_t color);
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#define gdispDrawPixel(x,y,c) gdispGDrawPixel(GDISP,x,y,c)
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/**
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* @brief Draw a line.
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*
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* @param[in] g The display to use
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* @param[in] x0,y0 The start position
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* @param[in] x1,y1 The end position
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* @param[in] color The color to use
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*
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* @api
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*/
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void gdispGDrawLine(GDisplay *g, coord_t x0, coord_t y0, coord_t x1, coord_t y1, color_t color);
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#define gdispDrawLine(x0,y0,x1,y1,c) gdispGDrawLine(GDISP,x0,y0,x1,y1,c)
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/**
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* @brief Fill an area with a color.
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*
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* @param[in] g The display to use
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* @param[in] x,y The start position
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* @param[in] cx,cy The size of the box (outside dimensions)
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* @param[in] color The color to use
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*
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* @api
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*/
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void gdispGFillArea(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color);
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#define gdispFillArea(x,y,cx,cy,c) gdispGFillArea(GDISP,x,y,cx,cy,c)
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/**
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* @brief Fill an area using the supplied bitmap.
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* @details The bitmap is in the pixel format specified by the low level driver
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* @note If a packed pixel format is used and the width doesn't
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* match a whole number of bytes, the next line will start on a
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* non-byte boundary (no end-of-line padding).
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* @note If GDISP_NEED_ASYNC is defined then the buffer must be static
|
|
* or at least retained until this call has finished the blit. You can
|
|
* tell when all graphics drawing is finished by @p gdispIsBusy() going FALSE.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The start position
|
|
* @param[in] cx,cy The size of the filled area
|
|
* @param[in] srcx,srcy The bitmap position to start the fill form
|
|
* @param[in] srccx The width of a line in the bitmap
|
|
* @param[in] buffer The bitmap in the driver's pixel format
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGBlitArea(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t srcx, coord_t srcy, coord_t srccx, const pixel_t *buffer);
|
|
#define gdispBlitAreaEx(x,y,cx,cy,sx,sy,rx,b) gdispGBlitArea(GDISP,x,y,cx,cy,sx,sy,rx,b)
|
|
|
|
/**
|
|
* @brief Draw a rectangular box.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The start position
|
|
* @param[in] cx,cy The size of the box (outside dimensions)
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGDrawBox(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color);
|
|
#define gdispDrawBox(x,y,cx,cy,c) gdispGDrawBox(GDISP,x,y,cx,cy,c)
|
|
|
|
/* Streaming Functions */
|
|
|
|
#if GDISP_NEED_STREAMING || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Start a streaming operation.
|
|
* @details Stream data to a window on the display sequentially and very fast.
|
|
* @note While streaming is in operation - no other calls to GDISP functions
|
|
* can be made (with the exception of @p gdispBlendColor() and streaming
|
|
* functions). If a call is made (eg in a multi-threaded application) the other
|
|
* call is blocked waiting for the streaming operation to finish.
|
|
* @note @p gdispStreamStop() must be called to finish the streaming operation.
|
|
* @note If more data is written than the defined area then the results are unspecified.
|
|
* Some drivers may wrap back to the beginning of the area, others may just
|
|
* ignore subsequent data.
|
|
* @note Unlike most operations that clip the defined area to the display to generate
|
|
* a smaller active area, this call will just silently fail if any of the stream
|
|
* region lies outside the current clipping area.
|
|
* @note A streaming operation may be terminated early (without writing to every location
|
|
* in the stream area) by calling @p gdispStreamStop().
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The start position
|
|
* @param[in] cx,cy The size of the streamable area
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGStreamStart(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy);
|
|
#define gdispStreamStart(x,y,cx,cy) gdispGStreamStart(GDISP,x,y,cx,cy)
|
|
|
|
/**
|
|
* @brief Send pixel data to the stream.
|
|
* @details Write a pixel to the next position in the streamed area and increment the position
|
|
* @pre @p gdispStreamStart() has been called.
|
|
* @note If the gdispStreamStart() has not been called (or failed due to clipping), the
|
|
* data provided here is simply thrown away.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] color The color of the pixel to write
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGStreamColor(GDisplay *g, color_t color);
|
|
#define gdispStreamColor(c) gdispGStreamColor(GDISP,c)
|
|
|
|
/**
|
|
* @brief Finish the current streaming operation.
|
|
* @details Completes the current streaming operation and allows other GDISP calls to operate again.
|
|
* @pre @p gdispStreamStart() has been called.
|
|
* @note If the gdispStreamStart() has not been called (or failed due to clipping), this
|
|
* call is simply ignored.
|
|
*
|
|
* @param[in] g The display to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGStreamStop(GDisplay *g);
|
|
#define gdispStreamStop() gdispGStreamStop(GDISP)
|
|
#endif
|
|
|
|
/* Clipping Functions */
|
|
|
|
#if GDISP_NEED_CLIP || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Clip all drawing to the defined area.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The start position
|
|
* @param[in] cx,cy The size of the clip area
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGSetClip(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy);
|
|
#define gdispSetClip(x,y,cx,cy) gdispGSetClip(GDISP,x,y,cx,cy)
|
|
#endif
|
|
|
|
/* Circle Functions */
|
|
|
|
#if GDISP_NEED_CIRCLE || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Draw a circle.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The center of the circle
|
|
* @param[in] radius The radius of the circle
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGDrawCircle(GDisplay *g, coord_t x, coord_t y, coord_t radius, color_t color);
|
|
#define gdispDrawCircle(x,y,r,c) gdispGDrawCircle(GDISP,x,y,r,c)
|
|
|
|
/**
|
|
* @brief Draw a filled circle.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The center of the circle
|
|
* @param[in] radius The radius of the circle
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGFillCircle(GDisplay *g, coord_t x, coord_t y, coord_t radius, color_t color);
|
|
#define gdispFillCircle(x,y,r,c) gdispGFillCircle(GDISP,x,y,r,c)
|
|
#endif
|
|
|
|
/* Ellipse Functions */
|
|
|
|
#if GDISP_NEED_ELLIPSE || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Draw an ellipse.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The center of the ellipse
|
|
* @param[in] a,b The dimensions of the ellipse
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGDrawEllipse(GDisplay *g, coord_t x, coord_t y, coord_t a, coord_t b, color_t color);
|
|
#define gdispDrawEllipse(x,y,a,b,c) gdispGDrawEllipse(GDISP,x,y,a,b,c)
|
|
|
|
/**
|
|
* @brief Draw a filled ellipse.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The center of the ellipse
|
|
* @param[in] a,b The dimensions of the ellipse
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGFillEllipse(GDisplay *g, coord_t x, coord_t y, coord_t a, coord_t b, color_t color);
|
|
#define gdispFillEllipse(x,y,a,b,c) gdispGFillEllipse(GDISP,x,y,a,b,c)
|
|
#endif
|
|
|
|
/* Arc Functions */
|
|
|
|
#if GDISP_NEED_ARC || defined(__DOXYGEN__)
|
|
/*
|
|
* @brief Draw an arc.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x0,y0 The center point
|
|
* @param[in] radius The radius of the arc
|
|
* @param[in] start The start angle (0 to 360)
|
|
* @param[in] end The end angle (0 to 360)
|
|
* @param[in] color The color of the arc
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGDrawArc(GDisplay *g, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle, color_t color);
|
|
#define gdispDrawArc(x,y,r,s,e,c) gdispGDrawArc(GDISP,x,y,r,s,e,c)
|
|
|
|
/*
|
|
* @brief Draw a filled arc.
|
|
* @note Not very efficient currently - does lots of overdrawing
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x0,y0 The center point
|
|
* @param[in] radius The radius of the arc
|
|
* @param[in] start The start angle (0 to 360)
|
|
* @param[in] end The end angle (0 to 360)
|
|
* @param[in] color The color of the arc
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGFillArc(GDisplay *g, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle, color_t color);
|
|
#define gdispFillArc(x,y,r,s,e,c) gdispGFillArc(GDISP,x,y,r,s,e,c)
|
|
#endif
|
|
|
|
/* Read a pixel Function */
|
|
|
|
#if GDISP_NEED_PIXELREAD || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Get the color of a pixel.
|
|
* @return The color of the pixel.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The position of the pixel
|
|
*
|
|
* @api
|
|
*/
|
|
color_t gdispGGetPixelColor(GDisplay *g, coord_t x, coord_t y);
|
|
#define gdispGetPixelColor(x,y) gdispGGetPixelColor(GDISP,x,y)
|
|
#endif
|
|
|
|
/* Scrolling Function - clears the area scrolled out */
|
|
|
|
#if GDISP_NEED_SCROLL || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Scroll vertically a section of the screen.
|
|
* @pre GDISP_NEED_SCROLL must be set to TRUE in gfxconf.h
|
|
* @note Optional.
|
|
* @note If lines is >= cy, it is equivelent to a area fill with bgcolor.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x, y The start of the area to be scrolled
|
|
* @param[in] cx, cy The size of the area to be scrolled
|
|
* @param[in] lines The number of lines to scroll (Can be positive or negative)
|
|
* @param[in] bgcolor The color to fill the newly exposed area.
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGVerticalScroll(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy, int lines, color_t bgcolor);
|
|
#define gdispVerticalScroll(x,y,cx,cy,l,b) gdispGVerticalScroll(GDISP,x,y,cx,cy,l,b)
|
|
#endif
|
|
|
|
/* Set driver specific control */
|
|
|
|
#if GDISP_NEED_CONTROL || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Control hardware specific parts of the display. eg powermodes, backlight etc
|
|
* @note Depending on the hardware implementation this function may not
|
|
* support some codes. They will be ignored.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] what what you want to control
|
|
* @param[in] value The value to be assigned
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGControl(GDisplay *g, unsigned what, void *value);
|
|
#define gdispControl(w,v) gdispGControl(GDISP,w,v)
|
|
#endif
|
|
|
|
/* Query driver specific data */
|
|
|
|
#if GDISP_NEED_QUERY || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Query a property of the display.
|
|
* @note The result must be typecast to the correct type.
|
|
* @note An unsupported query will return (void *)-1.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] what What to query
|
|
*
|
|
* @api
|
|
*/
|
|
void *gdispGQuery(GDisplay *g, unsigned what);
|
|
#define gdispQuery(w) gdispGQuery(GDISP,w)
|
|
#endif
|
|
|
|
#if GDISP_NEED_CONVEX_POLYGON || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Draw an enclosed polygon (convex, non-convex or complex).
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] tx, ty Transform all points in pntarray by tx, ty
|
|
* @param[in] pntarray An array of points
|
|
* @param[in] cnt The number of points in the array
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGDrawPoly(GDisplay *g, coord_t tx, coord_t ty, const point *pntarray, unsigned cnt, color_t color);
|
|
#define gdispDrawPoly(x,y,p,i,c) gdispGDrawPoly(GDISP,x,y,p,i,c)
|
|
|
|
/**
|
|
* @brief Fill a convex polygon
|
|
* @details Doesn't handle non-convex or complex polygons.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] tx, ty Transform all points in pntarray by tx, ty
|
|
* @param[in] pntarray An array of points
|
|
* @param[in] cnt The number of points in the array
|
|
* @param[in] color The color to use
|
|
*
|
|
* @note Convex polygons are those that have no internal angles. That is;
|
|
* you can draw a line from any point on the polygon to any other point
|
|
* on the polygon without it going outside the polygon. In our case we generalise
|
|
* this a little by saying that an infinite horizontal line (at any y value) will cross
|
|
* no more than two edges on the polygon. Some non-convex polygons do fit this criteria
|
|
* and can therefore be drawn.
|
|
* @note This routine is designed to be very efficient with even simple display hardware.
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGFillConvexPoly(GDisplay *g, coord_t tx, coord_t ty, const point *pntarray, unsigned cnt, color_t color);
|
|
#define gdispFillConvexPoly(x,y,p,i,c) gdispGFillConvexPoly(GDISP,x,y,p,i,c)
|
|
#endif
|
|
|
|
/* Text Functions */
|
|
|
|
#if GDISP_NEED_TEXT || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Draw a text character.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The position for the text
|
|
* @param[in] c The character to draw
|
|
* @param[in] font The font to use
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGDrawChar(GDisplay *g, coord_t x, coord_t y, uint16_t c, font_t font, color_t color);
|
|
#define gdispDrawChar(x,y,s,f,c) gdispGDrawChar(GDISP,x,y,s,f,c)
|
|
|
|
/**
|
|
* @brief Draw a text character with a filled background.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The position for the text
|
|
* @param[in] c The character to draw
|
|
* @param[in] font The font to use
|
|
* @param[in] color The color to use
|
|
* @param[in] bgcolor The background color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGFillChar(GDisplay *g, coord_t x, coord_t y, uint16_t c, font_t font, color_t color, color_t bgcolor);
|
|
#define gdispFillChar(x,y,s,f,c,b) gdispGFillChar(GDISP,x,y,s,f,c,b)
|
|
|
|
/**
|
|
* @brief Draw a text string.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The position for the text
|
|
* @param[in] font The font to use
|
|
* @param[in] str The string to draw
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGDrawString(GDisplay *g, coord_t x, coord_t y, const char *str, font_t font, color_t color);
|
|
#define gdispDrawString(x,y,s,f,c) gdispGDrawString(GDISP,x,y,s,f,c)
|
|
|
|
/**
|
|
* @brief Draw a text string.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The position for the text
|
|
* @param[in] str The string to draw
|
|
* @param[in] font The font to use
|
|
* @param[in] color The color to use
|
|
* @param[in] bgcolor The background color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGFillString(GDisplay *g, coord_t x, coord_t y, const char *str, font_t font, color_t color, color_t bgcolor);
|
|
#define gdispFillString(x,y,s,f,c,b) gdispGFillString(GDISP,x,y,s,f,c,b)
|
|
|
|
/**
|
|
* @brief Draw a text string vertically centered within the specified box.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The position for the text (need to define top-right or base-line - check code)
|
|
* @param[in] cx,cy The width and height of the box
|
|
* @param[in] str The string to draw
|
|
* @param[in] font The font to use
|
|
* @param[in] color The color to use
|
|
* @param[in] justify Justify the text left, center or right within the box
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGDrawStringBox(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy, const char* str, font_t font, color_t color, justify_t justify);
|
|
#define gdispDrawStringBox(x,y,cx,cy,s,f,c,j) gdispGDrawStringBox(GDISP,x,y,cx,cy,s,f,c,j)
|
|
|
|
/**
|
|
* @brief Draw a text string vertically centered within the specified box. The box background is filled with the specified background color.
|
|
* @note The entire box is filled
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The position for the text (need to define top-right or base-line - check code)
|
|
* @param[in] cx,cy The width and height of the box
|
|
* @param[in] str The string to draw
|
|
* @param[in] font The font to use
|
|
* @param[in] color The color to use
|
|
* @param[in] bgColor The background color to use
|
|
* @param[in] justify Justify the text left, center or right within the box
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGFillStringBox(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy, const char* str, font_t font, color_t color, color_t bgColor, justify_t justify);
|
|
#define gdispFillStringBox(x,y,cx,cy,s,f,c,b,j) gdispGFillStringBox(GDISP,x,y,cx,cy,s,f,c,b,j)
|
|
|
|
/**
|
|
* @brief Get a metric of a font.
|
|
* @return The metric requested in pixels.
|
|
*
|
|
* @param[in] font The font to test
|
|
* @param[in] metric The metric to measure
|
|
*
|
|
* @api
|
|
*/
|
|
coord_t gdispGetFontMetric(font_t font, fontmetric_t metric);
|
|
|
|
/**
|
|
* @brief Get the pixel width of a character.
|
|
* @return The width of the character in pixels. Does not include any between character padding.
|
|
*
|
|
* @param[in] c The character to draw
|
|
* @param[in] font The font to use
|
|
*
|
|
* @api
|
|
*/
|
|
coord_t gdispGetCharWidth(char c, font_t font);
|
|
|
|
/**
|
|
* @brief Get the pixel width of a string.
|
|
* @return The width of the string in pixels.
|
|
*
|
|
* @param[in] str The string to measure
|
|
* @param[in] font The font to use
|
|
*
|
|
* @api
|
|
*/
|
|
coord_t gdispGetStringWidth(const char* str, font_t font);
|
|
|
|
/**
|
|
* @brief Find a font and return it.
|
|
* @details The supplied name is matched against the font name. A '*' will replace 0 or more characters.
|
|
* @return Returns a font or NULL if no matching font could be found.
|
|
*
|
|
* @param[in] name The font name to find.
|
|
*
|
|
* @note Wildcard matching will match the shortest possible match.
|
|
*
|
|
* @api
|
|
*/
|
|
font_t gdispOpenFont(const char *name);
|
|
|
|
/**
|
|
* @brief Release a font after use.
|
|
*
|
|
* @param[in] font The font to release.
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispCloseFont(font_t font);
|
|
|
|
/**
|
|
* @brief Make a scaled copy of an existing font.
|
|
* @details Allocates memory for new font metadata using gfxAlloc, remember to close font after use!
|
|
* @return A new font or NULL if out of memory.
|
|
*
|
|
* @param[in] font The base font to use.
|
|
* @param[in] scale_x The scale factor in horizontal direction.
|
|
* @param[in] scale_y The scale factor in vertical direction.
|
|
*/
|
|
font_t gdispScaleFont(font_t font, uint8_t scale_x, uint8_t scale_y);
|
|
|
|
/**
|
|
* @brief Get the name of the specified font.
|
|
* @returns The name of the font.
|
|
*
|
|
* @param[in] font The font to get the name for.
|
|
*
|
|
* @api
|
|
*/
|
|
const char *gdispGetFontName(font_t font);
|
|
#endif
|
|
|
|
/* Extra Arc Functions */
|
|
|
|
#if GDISP_NEED_ARC || defined(__DOXYGEN__)
|
|
/**
|
|
* @brief Draw a rectangular box with rounded corners
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The start position
|
|
* @param[in] cx,cy The size of the box (outside dimensions)
|
|
* @param[in] radius The radius of the rounded corners
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGDrawRoundedBox(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t radius, color_t color);
|
|
#define gdispDrawRoundedBox(x,y,cx,cy,r,c) gdispGDrawRoundedBox(GDISP,x,y,cx,cy,r,c)
|
|
|
|
/**
|
|
* @brief Draw a filled rectangular box with rounded corners
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] x,y The start position
|
|
* @param[in] cx,cy The size of the box (outside dimensions)
|
|
* @param[in] radius The radius of the rounded corners
|
|
* @param[in] color The color to use
|
|
*
|
|
* @api
|
|
*/
|
|
void gdispGFillRoundedBox(GDisplay *g, coord_t x, coord_t y, coord_t cx, coord_t cy, coord_t radius, color_t color);
|
|
#define gdispFillRoundedBox(x,y,cx,cy,r,c) gdispGFillRoundedBox(GDISP,x,y,cx,cy,r,c)
|
|
#endif
|
|
|
|
/*
|
|
* Macro definitions
|
|
*/
|
|
|
|
/* Now obsolete functions */
|
|
#define gdispBlitArea(x, y, cx, cy, buffer) gdispGBlitArea(GDISP, x, y, cx, cy, 0, 0, cx, buffer)
|
|
|
|
/* Macro definitions for common gets and sets */
|
|
|
|
/**
|
|
* @brief Set the display power mode.
|
|
* @note Ignored if not supported by the display.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] powerMode The new power mode
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGSetPowerMode(g, powerMode) gdispGControl((g), GDISP_CONTROL_POWER, (void *)(unsigned)(powerMode))
|
|
#define gdispSetPowerMode(powerMode) gdispGControl(GDISP, GDISP_CONTROL_POWER, (void *)(unsigned)(powerMode))
|
|
|
|
/**
|
|
* @brief Set the display orientation.
|
|
* @note Ignored if not supported by the display.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] newOrientation The new orientation
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGSetOrientation(g, newOrientation) gdispGControl((g), GDISP_CONTROL_ORIENTATION, (void *)(unsigned)(newOrientation))
|
|
#define gdispSetOrientation(newOrientation) gdispGControl(GDISP, GDISP_CONTROL_ORIENTATION, (void *)(unsigned)(newOrientation))
|
|
|
|
/**
|
|
* @brief Set the display backlight.
|
|
* @note Ignored if not supported by the display.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] percent The new brightness (0 - 100%)
|
|
*
|
|
* @note For displays that only support backlight off and on,
|
|
* 0 = off, anything else = on
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGSetBacklight(g, percent) gdispGControl((g), GDISP_CONTROL_BACKLIGHT, (void *)(unsigned)(percent))
|
|
#define gdispSetBacklight(percent) gdispGControl(GDISP, GDISP_CONTROL_BACKLIGHT, (void *)(unsigned)(percent))
|
|
|
|
/**
|
|
* @brief Set the display contrast.
|
|
* @note Ignored if not supported by the display.
|
|
*
|
|
* @param[in] g The display to use
|
|
* @param[in] percent The new contrast (0 - 100%)
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGSetContrast(g, percent) gdispGControl((g), GDISP_CONTROL_CONTRAST, (void *)(unsigned)(percent))
|
|
#define gdispSetContrast(percent) gdispGControl(GDISP, GDISP_CONTROL_CONTRAST, (void *)(unsigned)(percent))
|
|
|
|
/**
|
|
* @brief Get the display width in pixels.
|
|
*
|
|
* @param[in] g The display to use
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGGetWidth(g) (((GDISPControl *)(g))->Width)
|
|
#define gdispGetWidth() gdispGGetWidth(GDISP)
|
|
|
|
/**
|
|
* @brief Get the display height in pixels.
|
|
*
|
|
* @param[in] g The display to use
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGGetHeight(g) (((GDISPControl *)(g))->Height)
|
|
#define gdispGetHeight() gdispGGetHeight(GDISP)
|
|
|
|
/**
|
|
* @brief Get the current display power mode.
|
|
*
|
|
* @param[in] g The display to use
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGGetPowerMode(g) (((GDISPControl *)(g))->Powermode)
|
|
#define gdispGetPowerMode() gdispGGetPowerMode(GDISP)
|
|
|
|
/**
|
|
* @brief Get the current display orientation.
|
|
*
|
|
* @param[in] g The display to use
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGGetOrientation(g) (((GDISPControl *)(g))->Orientation)
|
|
#define gdispGetOrientation() gdispGGetOrientation(GDISP)
|
|
|
|
/**
|
|
* @brief Get the current display backlight brightness.
|
|
*
|
|
* @param[in] g The display to use
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGGetBacklight(g) (((GDISPControl *)(g))->Backlight)
|
|
#define gdispGetBacklight() gdispGGetBacklight(GDISP)
|
|
|
|
/**
|
|
* @brief Get the current display contrast.
|
|
*
|
|
* @param[in] g The display to use
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGGetContrast(g) (((GDISPControl *)(g))->Contrast)
|
|
#define gdispGetContrast() gdispGGetContrast(GDISP)
|
|
|
|
/* More interesting macro's */
|
|
|
|
/**
|
|
* @brief Reset the clip area to the full screen
|
|
*
|
|
* @param[in] g The display to use
|
|
*
|
|
* @api
|
|
*/
|
|
#define gdispGUnsetClip(g) gdispGSetClip((g),0,0,(g)->Width,(g)->Height)
|
|
#define gdispUnsetClip() gdispGUnsetClip(GDISP)
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#if GDISP_NEED_IMAGE || defined(__DOXYGEN__)
|
|
#include "gdisp/image.h"
|
|
#endif
|
|
|
|
#endif /* GFX_USE_GDISP */
|
|
|
|
#endif /* _GDISP_H */
|
|
/** @} */
|