-/*!
+/**
* \file
* <!--
* Copyright 2003, 2004, 2005, 2006 Develer S.r.l. (http://www.develer.com/)
* This file is part of DevLib - See README.devlib for information.
* -->
*
- * \version $Id$
- *
* \author Bernardo Innocenti <bernie@develer.com>
* \author Stefano Fedrigo <aleph@develer.com>
*
* \brief Bitmap manipulation routines.
*/
-/*#*
- *#* $Log$
- *#* Revision 1.10 2006/05/27 17:21:15 bernie
- *#* Factor out, simplify and document clipping.
- *#*
- *#* Revision 1.9 2006/05/25 23:35:40 bernie
- *#* Cleanup.
- *#*
- *#* Revision 1.8 2006/03/27 04:48:56 bernie
- *#* gfx_blitImage(): New function; gfx_blitRaster(): Fix clipping bug.
- *#*
- *#* Revision 1.7 2006/03/07 22:18:04 bernie
- *#* Correctly compute text width for prop fonts; Make styles a per-bitmap attribute.
- *#*
- *#* Revision 1.6 2006/02/23 11:17:16 bernie
- *#* Documentation fixes.
- *#*
- *#* Revision 1.5 2006/02/15 09:10:15 bernie
- *#* Implement prop fonts; Fix algo styles.
- *#*
- *#* Revision 1.4 2006/02/10 12:32:33 bernie
- *#* Add multiple font support in bitmaps; gfx_blitRaster(): New function.
- *#*
- *#* Revision 1.3 2006/01/26 00:36:48 bernie
- *#* Const correctness for some new functions.
- *#*
- *#* Revision 1.2 2006/01/24 21:55:43 aleph
- *#* gfx_blit_P(): use RASTER_SIZE() to calculate raster size
- *#*
- *#* Revision 1.1 2006/01/24 02:17:49 bernie
- *#* Split out gfx.c into bitmap.c and line.c.
- *#*
- *#*/
-
#include "gfx.h"
#include "gfx_p.h"
#endif
-/*!
+/**
* Initialize a Bitmap structure with the provided parameters.
*
* \note The pen position is reset to the origin.
}
-/*!
+/**
* Clear the whole bitmap surface to the background color.
*
* \note This function does \b not update the current pen position.
*/
void gfx_bitmapClear(Bitmap *bm)
{
- memset(bm->raster, 0, RASTER_SIZE(bm->width, bm->height));
+ memset(bm->raster, 0, RAST_SIZE(bm->width, bm->height));
}
#include <avr/pgmspace.h> /* FIXME: memcpy_P() */
-/*!
+/**
* Copy a raster picture located in program memory in the bitmap.
* The size of the raster to copy *must* be the same of the raster bitmap.
*
*/
void gfx_blit_P(Bitmap *bm, const pgm_uint8_t *raster)
{
- memcpy_P(bm->raster, raster, RASTER_SIZE(bm->width, bm->height));
+ memcpy_P(bm->raster, raster, RAST_SIZE(bm->width, bm->height));
}
#endif /* CPU_HARVARD */
}
-#if CONFIG_GFX_CLIPPING
+#if CONFIG_GFX_CLIPPING || CONFIG_GFX_VCOORDS
/**
* Set the bitmap clipping rectangle to the specified coordinates.
* All drawing performed on the bitmap will be clipped inside this
* rectangle.
*
+ * The clipping rectangle is also used as a bounding box for the
+ * logical view of the virtual coordinate system.
+ *
* \note Following the convention used for all other operations, the
* top-left pixels of the rectangle are included, while the
* bottom-right pixels are considered outside the clipping region.
+ *
+ * \see gfx_setViewRect
*/
void gfx_setClipRect(Bitmap *bm, coord_t minx, coord_t miny, coord_t maxx, coord_t maxy)
{