diff options
Diffstat (limited to 'ArduinoAddons/Arduino_1.0.x/libraries/U8glib/utility/u8g_rot.c')
| -rwxr-xr-x | ArduinoAddons/Arduino_1.0.x/libraries/U8glib/utility/u8g_rot.c | 409 |
1 files changed, 409 insertions, 0 deletions
diff --git a/ArduinoAddons/Arduino_1.0.x/libraries/U8glib/utility/u8g_rot.c b/ArduinoAddons/Arduino_1.0.x/libraries/U8glib/utility/u8g_rot.c new file mode 100755 index 000000000..3791675b6 --- /dev/null +++ b/ArduinoAddons/Arduino_1.0.x/libraries/U8glib/utility/u8g_rot.c @@ -0,0 +1,409 @@ +/* + + u8g_rot.c + + Universal 8bit Graphics Library + + Copyright (c) 2011, olikraus@gmail.com + All rights reserved. + + Redistribution and use in source and binary forms, with or without modification, + are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, this list + of conditions and the following disclaimer. + + * Redistributions in binary form must reproduce the above copyright notice, this + list of conditions and the following disclaimer in the documentation and/or other + materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND + CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, + INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR + CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + + +*/ + +#include "u8g.h" + +uint8_t u8g_dev_rot90_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg); +uint8_t u8g_dev_rot180_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg); +uint8_t u8g_dev_rot270_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg); + +uint8_t u8g_dev_rot_dummy_fn(void *u8g, void *dev, uint8_t msg, void *arg) +{ + return 0; +} + +u8g_dev_t u8g_dev_rot = { u8g_dev_rot_dummy_fn, NULL, NULL }; + + +void u8g_UndoRotation(u8g_t *u8g) +{ + if ( u8g->dev != &u8g_dev_rot ) + return; + u8g->dev = u8g_dev_rot.dev_mem; + u8g_UpdateDimension(u8g); +} + +void u8g_SetRot90(u8g_t *u8g) +{ + if ( u8g->dev != &u8g_dev_rot ) + { + u8g_dev_rot.dev_mem = u8g->dev; + u8g->dev = &u8g_dev_rot; + } + u8g_dev_rot.dev_fn = u8g_dev_rot90_fn; + u8g_UpdateDimension(u8g); +} + +void u8g_SetRot180(u8g_t *u8g) +{ + if ( u8g->dev != &u8g_dev_rot ) + { + u8g_dev_rot.dev_mem = u8g->dev; + u8g->dev = &u8g_dev_rot; + } + u8g_dev_rot.dev_fn = u8g_dev_rot180_fn; + u8g_UpdateDimension(u8g); +} + +void u8g_SetRot270(u8g_t *u8g) +{ + if ( u8g->dev != &u8g_dev_rot ) + { + u8g_dev_rot.dev_mem = u8g->dev; + u8g->dev = &u8g_dev_rot; + } + u8g_dev_rot.dev_fn = u8g_dev_rot270_fn; + u8g_UpdateDimension(u8g); +} + +uint8_t u8g_dev_rot90_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) +{ + u8g_dev_t *rotation_chain = (u8g_dev_t *)(dev->dev_mem); + switch(msg) + { + default: + /* + case U8G_DEV_MSG_INIT: + case U8G_DEV_MSG_STOP: + case U8G_DEV_MSG_PAGE_FIRST: + case U8G_DEV_MSG_PAGE_NEXT: + case U8G_DEV_MSG_SET_COLOR_ENTRY: + case U8G_DEV_MSG_SET_XY_CB: + */ + return u8g_call_dev_fn(u8g, rotation_chain, msg, arg); +#ifdef U8G_DEV_MSG_IS_BBX_INTERSECTION + case U8G_DEV_MSG_IS_BBX_INTERSECTION: + { + u8g_dev_arg_bbx_t *bbx = (u8g_dev_arg_bbx_t *)arg; + u8g_uint_t x, y, tmp; + + /* transform the reference point */ + y = bbx->x; + x = u8g->height; + /* x = u8g_GetWidthLL(u8g, rotation_chain); */ + x -= bbx->y; + x--; + + /* adjust point to be the uppler left corner again */ + x -= bbx->h; + x++; + + /* swap box dimensions */ + tmp = bbx->w; + bbx->w = bbx->h; + bbx->h = tmp; + + /* store x,y */ + bbx->x = x; + bbx->y = y; + } + return u8g_call_dev_fn(u8g, rotation_chain, msg, arg); +#endif /* U8G_DEV_MSG_IS_BBX_INTERSECTION */ + case U8G_DEV_MSG_GET_PAGE_BOX: + /* get page size from next device in the chain */ + u8g_call_dev_fn(u8g, rotation_chain, msg, arg); + //printf("pre x: %3d..%3d y: %3d..%3d ", ((u8g_box_t *)arg)->x0, ((u8g_box_t *)arg)->x1, ((u8g_box_t *)arg)->y0, ((u8g_box_t *)arg)->y1); + { + u8g_box_t new_box; + //new_box.x0 = u8g_GetHeightLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->y1 - 1; + //new_box.x1 = u8g_GetHeightLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->y0 - 1; + + new_box.x0 = ((u8g_box_t *)arg)->y0; + new_box.x1 = ((u8g_box_t *)arg)->y1; + new_box.y0 = ((u8g_box_t *)arg)->x0; + new_box.y1 = ((u8g_box_t *)arg)->x1; + *((u8g_box_t *)arg) = new_box; + //printf("post x: %3d..%3d y: %3d..%3d\n", ((u8g_box_t *)arg)->x0, ((u8g_box_t *)arg)->x1, ((u8g_box_t *)arg)->y0, ((u8g_box_t *)arg)->y1); + } + break; + case U8G_DEV_MSG_GET_WIDTH: + *((u8g_uint_t *)arg) = u8g_GetHeightLL(u8g,rotation_chain); + break; + case U8G_DEV_MSG_GET_HEIGHT: + *((u8g_uint_t *)arg) = u8g_GetWidthLL(u8g, rotation_chain); + break; + case U8G_DEV_MSG_SET_PIXEL: + case U8G_DEV_MSG_SET_TPIXEL: + { + u8g_uint_t x, y; + y = ((u8g_dev_arg_pixel_t *)arg)->x; + x = u8g_GetWidthLL(u8g, rotation_chain); + x -= ((u8g_dev_arg_pixel_t *)arg)->y; + x--; + ((u8g_dev_arg_pixel_t *)arg)->x = x; + ((u8g_dev_arg_pixel_t *)arg)->y = y; + } + u8g_call_dev_fn(u8g, rotation_chain, msg, arg); + break; + case U8G_DEV_MSG_SET_8PIXEL: + case U8G_DEV_MSG_SET_4TPIXEL: + { + u8g_uint_t x, y; + //uint16_t x,y; + y = ((u8g_dev_arg_pixel_t *)arg)->x; + x = u8g_GetWidthLL(u8g, rotation_chain); + x -= ((u8g_dev_arg_pixel_t *)arg)->y; + x--; + ((u8g_dev_arg_pixel_t *)arg)->x = x; + ((u8g_dev_arg_pixel_t *)arg)->y = y; + ((u8g_dev_arg_pixel_t *)arg)->dir+=1; + ((u8g_dev_arg_pixel_t *)arg)->dir &= 3; + } + u8g_call_dev_fn(u8g, rotation_chain, msg, arg); + break; + } + return 1; +} + +uint8_t u8g_dev_rot180_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) +{ + u8g_dev_t *rotation_chain = (u8g_dev_t *)(dev->dev_mem); + switch(msg) + { + default: + /* + case U8G_DEV_MSG_INIT: + case U8G_DEV_MSG_STOP: + case U8G_DEV_MSG_PAGE_FIRST: + case U8G_DEV_MSG_PAGE_NEXT: + case U8G_DEV_MSG_SET_COLOR_ENTRY: + case U8G_DEV_MSG_SET_XY_CB: + */ + return u8g_call_dev_fn(u8g, rotation_chain, msg, arg); +#ifdef U8G_DEV_MSG_IS_BBX_INTERSECTION + case U8G_DEV_MSG_IS_BBX_INTERSECTION: + { + u8g_dev_arg_bbx_t *bbx = (u8g_dev_arg_bbx_t *)arg; + u8g_uint_t x, y; + + /* transform the reference point */ + //y = u8g_GetHeightLL(u8g, rotation_chain); + y = u8g->height; + y -= bbx->y; + y--; + + //x = u8g_GetWidthLL(u8g, rotation_chain); + x = u8g->width; + x -= bbx->x; + x--; + + /* adjust point to be the uppler left corner again */ + y -= bbx->h; + y++; + + x -= bbx->w; + x++; + + /* store x,y */ + bbx->x = x; + bbx->y = y; + } + return u8g_call_dev_fn(u8g, rotation_chain, msg, arg); +#endif /* U8G_DEV_MSG_IS_BBX_INTERSECTION */ + case U8G_DEV_MSG_GET_PAGE_BOX: + /* get page size from next device in the chain */ + u8g_call_dev_fn(u8g, rotation_chain, msg, arg); + //printf("pre x: %3d..%3d y: %3d..%3d ", ((u8g_box_t *)arg)->x0, ((u8g_box_t *)arg)->x1, ((u8g_box_t *)arg)->y0, ((u8g_box_t *)arg)->y1); + { + u8g_box_t new_box; + + new_box.x0 = u8g_GetWidthLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->x1 - 1; + new_box.x1 = u8g_GetWidthLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->x0 - 1; + new_box.y0 = u8g_GetHeightLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->y1 - 1; + new_box.y1 = u8g_GetHeightLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->y0 - 1; + *((u8g_box_t *)arg) = new_box; + //printf("post x: %3d..%3d y: %3d..%3d\n", ((u8g_box_t *)arg)->x0, ((u8g_box_t *)arg)->x1, ((u8g_box_t *)arg)->y0, ((u8g_box_t *)arg)->y1); + } + break; + case U8G_DEV_MSG_GET_WIDTH: + *((u8g_uint_t *)arg) = u8g_GetWidthLL(u8g,rotation_chain); + break; + case U8G_DEV_MSG_GET_HEIGHT: + *((u8g_uint_t *)arg) = u8g_GetHeightLL(u8g, rotation_chain); + break; + case U8G_DEV_MSG_SET_PIXEL: + case U8G_DEV_MSG_SET_TPIXEL: + { + u8g_uint_t x, y; + + y = u8g_GetHeightLL(u8g, rotation_chain); + y -= ((u8g_dev_arg_pixel_t *)arg)->y; + y--; + + x = u8g_GetWidthLL(u8g, rotation_chain); + x -= ((u8g_dev_arg_pixel_t *)arg)->x; + x--; + + ((u8g_dev_arg_pixel_t *)arg)->x = x; + ((u8g_dev_arg_pixel_t *)arg)->y = y; + } + u8g_call_dev_fn(u8g, rotation_chain, msg, arg); + break; + case U8G_DEV_MSG_SET_8PIXEL: + case U8G_DEV_MSG_SET_4TPIXEL: + { + u8g_uint_t x, y; + + y = u8g_GetHeightLL(u8g, rotation_chain); + y -= ((u8g_dev_arg_pixel_t *)arg)->y; + y--; + + x = u8g_GetWidthLL(u8g, rotation_chain); + x -= ((u8g_dev_arg_pixel_t *)arg)->x; + x--; + + ((u8g_dev_arg_pixel_t *)arg)->x = x; + ((u8g_dev_arg_pixel_t *)arg)->y = y; + ((u8g_dev_arg_pixel_t *)arg)->dir+=2; + ((u8g_dev_arg_pixel_t *)arg)->dir &= 3; + } + u8g_call_dev_fn(u8g, rotation_chain, msg, arg); + break; + } + return 1; +} + +uint8_t u8g_dev_rot270_fn(u8g_t *u8g, u8g_dev_t *dev, uint8_t msg, void *arg) +{ + u8g_dev_t *rotation_chain = (u8g_dev_t *)(dev->dev_mem); + switch(msg) + { + default: + /* + case U8G_DEV_MSG_INIT: + case U8G_DEV_MSG_STOP: + case U8G_DEV_MSG_PAGE_FIRST: + case U8G_DEV_MSG_PAGE_NEXT: + case U8G_DEV_MSG_SET_COLOR_ENTRY: + case U8G_DEV_MSG_SET_XY_CB: + */ + return u8g_call_dev_fn(u8g, rotation_chain, msg, arg); +#ifdef U8G_DEV_MSG_IS_BBX_INTERSECTION + case U8G_DEV_MSG_IS_BBX_INTERSECTION: + { + u8g_dev_arg_bbx_t *bbx = (u8g_dev_arg_bbx_t *)arg; + u8g_uint_t x, y, tmp; + + /* transform the reference point */ + x = bbx->y; + + y = u8g->width; + /* y = u8g_GetHeightLL(u8g, rotation_chain); */ + y -= bbx->x; + y--; + + /* adjust point to be the uppler left corner again */ + y -= bbx->w; + y++; + + /* swap box dimensions */ + tmp = bbx->w; + bbx->w = bbx->h; + bbx->h = tmp; + + /* store x,y */ + bbx->x = x; + bbx->y = y; + } + return u8g_call_dev_fn(u8g, rotation_chain, msg, arg); +#endif /* U8G_DEV_MSG_IS_BBX_INTERSECTION */ + case U8G_DEV_MSG_GET_PAGE_BOX: + /* get page size from next device in the chain */ + u8g_call_dev_fn(u8g, rotation_chain, msg, arg); + //printf("pre x: %3d..%3d y: %3d..%3d ", ((u8g_box_t *)arg)->x0, ((u8g_box_t *)arg)->x1, ((u8g_box_t *)arg)->y0, ((u8g_box_t *)arg)->y1); + { + u8g_box_t new_box; + + new_box.x0 = u8g_GetHeightLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->y1 - 1; + new_box.x1 = u8g_GetHeightLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->y0 - 1; + new_box.y0 = u8g_GetWidthLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->x1 - 1; + new_box.y1 = u8g_GetWidthLL(u8g,rotation_chain) - ((u8g_box_t *)arg)->x0 - 1; + *((u8g_box_t *)arg) = new_box; + //printf("post x: %3d..%3d y: %3d..%3d\n", ((u8g_box_t *)arg)->x0, ((u8g_box_t *)arg)->x1, ((u8g_box_t *)arg)->y0, ((u8g_box_t *)arg)->y1); + } + break; + case U8G_DEV_MSG_GET_WIDTH: + *((u8g_uint_t *)arg) = u8g_GetHeightLL(u8g,rotation_chain); + break; + case U8G_DEV_MSG_GET_HEIGHT: + *((u8g_uint_t *)arg) = u8g_GetWidthLL(u8g, rotation_chain); + break; + case U8G_DEV_MSG_SET_PIXEL: + case U8G_DEV_MSG_SET_TPIXEL: + { + u8g_uint_t x, y; + x = ((u8g_dev_arg_pixel_t *)arg)->y; + + y = u8g_GetHeightLL(u8g, rotation_chain); + y -= ((u8g_dev_arg_pixel_t *)arg)->x; + y--; + + /* + x = u8g_GetWidthLL(u8g, rotation_chain); + x -= ((u8g_dev_arg_pixel_t *)arg)->y; + x--; + */ + ((u8g_dev_arg_pixel_t *)arg)->x = x; + ((u8g_dev_arg_pixel_t *)arg)->y = y; + } + u8g_call_dev_fn(u8g, rotation_chain, msg, arg); + break; + case U8G_DEV_MSG_SET_8PIXEL: + case U8G_DEV_MSG_SET_4TPIXEL: + { + u8g_uint_t x, y; + x = ((u8g_dev_arg_pixel_t *)arg)->y; + + y = u8g_GetHeightLL(u8g, rotation_chain); + y -= ((u8g_dev_arg_pixel_t *)arg)->x; + y--; + + /* + x = u8g_GetWidthLL(u8g, rotation_chain); + x -= ((u8g_dev_arg_pixel_t *)arg)->y; + x--; + */ + ((u8g_dev_arg_pixel_t *)arg)->x = x; + ((u8g_dev_arg_pixel_t *)arg)->y = y; + ((u8g_dev_arg_pixel_t *)arg)->dir+=3; + ((u8g_dev_arg_pixel_t *)arg)->dir &= 3; + } + u8g_call_dev_fn(u8g, rotation_chain, msg, arg); + break; + } + return 1; +} + |