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/*
ChibiOS/GFX - Copyright (C) 2012, 2013
Joel Bodenmann aka Tectu <joel@unormal.org>
This file is part of ChibiOS/GFX.
ChibiOS/GFX is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/GFX is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file include/gwin/gwin.h
* @brief GWIN Graphic window subsystem header file.
*
* @defgroup Window Window
* @ingroup GWIN
*
* @details GWIN provides a basic window manager which allows it to easily
* create and destroy different windows on runtime. Each window
* will have it's own properties such as colors, brushes as well as
* it's own drawing origin.
* Moving the windows around is not supported yet.
*
* @pre GFX_USE_GWIN must be set to TRUE in your gfxconf.h
*
* @{
*/
#ifndef _GWIN_H
#define _GWIN_H
#include "gfx.h"
#if GFX_USE_GWIN || defined(__DOXYGEN__)
/*===========================================================================*/
/* Type definitions */
/*===========================================================================*/
typedef uint16_t GWindowType;
#define GW_WINDOW 0x0000
#define GW_FIRST_USER_WINDOW 0x8000
// A basic window
typedef struct GWindowObject_t {
GWindowType type; // What type of window is this
uint16_t flags; // Internal flags
coord_t x, y; // Screen relative position
coord_t width, height; // Dimensions of this window
color_t color, bgcolor; // Current drawing colors
#if GDISP_NEED_TEXT
font_t font; // Current font
#endif
} GWindowObject, * GHandle;
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#ifdef __cplusplus
extern "C" {
#endif
/* Base Functions */
GHandle gwinCreateWindow(GWindowObject *gw, coord_t x, coord_t y, coord_t width, coord_t height);
void gwinDestroyWindow(GHandle gh);
/**
* @brief Get the X coordinate of the window
* @details Returns the X coordinate of the origin of the window.
* The coordinate is relative to the physical screen zero point.
*
* @param[in] gh The window
*/
#define gwinGetScreenX(gh) ((gh)->x)
/**
* @brief Get the Y coordinate of the window
* @details Returns the Y coordinate of the origin of the window.
* The coordinate is relative to the physical screen zero point.
*
* @param[in] gh The window
*/
#define gwinGetScreenY(gh) ((gh)->y)
/**
* @brief Get the width of the window
*
* @param[in] gh The window
*/
#define gwinGetWidth(gh) ((gh)->width)
/**
* @brief Get the height of the window
*
* @param[in] gh The window
*/
#define gwinGetHeight(gh) ((gh)->height)
/**
* @brief Set foreground color
* @details Set the color which will be used to draw
*
* @param[in] gh The window
* @param[in] clr The color to be set
*/
#define gwinSetColor(gh, clr) (gh)->color = (clr)
/**
* @brief Set background color
* @details Set the color which will be used as background
* @note gwinClear() must be called to set the background color
*
* @param[in] gh The window
* @param[in] bgclr The background color
*/
#define gwinSetBgColor(gh, bgclr) (gh)->bgcolor = (bgclr)
/* Set up for text */
#if GDISP_NEED_TEXT
void gwinSetFont(GHandle gh, font_t font);
#endif
/* Drawing Functions */
void gwinClear(GHandle gh);
void gwinDrawPixel(GHandle gh, coord_t x, coord_t y);
void gwinDrawLine(GHandle gh, coord_t x0, coord_t y0, coord_t x1, coord_t y1);
void gwinDrawBox(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy);
void gwinFillArea(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy);
void gwinBlitArea(GHandle gh, 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);
/* Circle Functions */
#if GDISP_NEED_CIRCLE
void gwinDrawCircle(GHandle gh, coord_t x, coord_t y, coord_t radius);
void gwinFillCircle(GHandle gh, coord_t x, coord_t y, coord_t radius);
#endif
/* Ellipse Functions */
#if GDISP_NEED_ELLIPSE
void gwinDrawEllipse(GHandle gh, coord_t x, coord_t y, coord_t a, coord_t b);
void gwinFillEllipse(GHandle gh, coord_t x, coord_t y, coord_t a, coord_t b);
#endif
/* Arc Functions */
#if GDISP_NEED_ARC
void gwinDrawArc(GHandle gh, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle);
void gwinFillArc(GHandle gh, coord_t x, coord_t y, coord_t radius, coord_t startangle, coord_t endangle);
#endif
/* Read a pixel Function */
#if GDISP_NEED_PIXELREAD
color_t gwinGetPixelColor(GHandle gh, coord_t x, coord_t y);
#endif
/* Extra Text Functions */
#if GDISP_NEED_TEXT
void gwinDrawChar(GHandle gh, coord_t x, coord_t y, char c);
void gwinFillChar(GHandle gh, coord_t x, coord_t y, char c);
void gwinDrawString(GHandle gh, coord_t x, coord_t y, const char *str);
void gwinFillString(GHandle gh, coord_t x, coord_t y, const char *str);
void gwinDrawStringBox(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy, const char* str, justify_t justify);
void gwinFillStringBox(GHandle gh, coord_t x, coord_t y, coord_t cx, coord_t cy, const char* str, justify_t justify);
#endif
#ifdef __cplusplus
}
#endif
/* Include extra window types */
#include "gwin/console.h"
#include "gwin/button.h"
#include "gwin/graph.h"
#endif /* GFX_USE_GWIN */
#endif /* _GWIN_H */
/** @} */
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