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Diff: u8glibARM/u8g_rect.c
- Revision:
- 2:6cd3b0947188
- Parent:
- 1:0e75de2a5d21
- Child:
- 3:4cd9171ba989
--- a/u8glibARM/u8g_rect.c Mon Jun 13 02:21:11 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,233 +0,0 @@
-/*
-
- u8g_rect.c
-
- U8G high level interface for horizontal and vertical things
-
- 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"
-
-void u8g_draw_hline(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w)
-{
- uint8_t pixel = 0x0ff;
- while( w >= 8 )
- {
- u8g_Draw8Pixel(u8g, x, y, 0, pixel);
- w-=8;
- x+=8;
- }
- if ( w != 0 )
- {
- w ^=7;
- w++;
- pixel <<= w&7;
- u8g_Draw8Pixel(u8g, x, y, 0, pixel);
- }
-}
-
-void u8g_draw_vline(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t h)
-{
- uint8_t pixel = 0x0ff;
- while( h >= 8 )
- {
- u8g_Draw8Pixel(u8g, x, y, 1, pixel);
- h-=8;
- y+=8;
- }
- if ( h != 0 )
- {
- h ^=7;
- h++;
- pixel <<= h&7;
- u8g_Draw8Pixel(u8g, x, y, 1, pixel);
- }
-}
-
-void u8g_DrawHLine(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w)
-{
- if ( u8g_IsBBXIntersection(u8g, x, y, w, 1) == 0 )
- return;
- u8g_draw_hline(u8g, x, y, w);
-}
-
-void u8g_DrawVLine(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w)
-{
- if ( u8g_IsBBXIntersection(u8g, x, y, 1, w) == 0 )
- return;
- u8g_draw_vline(u8g, x, y, w);
-}
-
-/* restrictions: w > 0 && h > 0 */
-void u8g_DrawFrame(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h)
-{
- u8g_uint_t xtmp = x;
-
- if ( u8g_IsBBXIntersection(u8g, x, y, w, h) == 0 )
- return;
-
-
- u8g_draw_hline(u8g, x, y, w);
- u8g_draw_vline(u8g, x, y, h);
- x+=w;
- x--;
- u8g_draw_vline(u8g, x, y, h);
- y+=h;
- y--;
- u8g_draw_hline(u8g, xtmp, y, w);
-}
-
-void u8g_draw_box(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h)
-{
- do
- {
- u8g_draw_hline(u8g, x, y, w);
- y++;
- h--;
- } while( h != 0 );
-}
-
-/* restrictions: h > 0 */
-void u8g_DrawBox(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h)
-{
- if ( u8g_IsBBXIntersection(u8g, x, y, w, h) == 0 )
- return;
- u8g_draw_box(u8g, x, y, w, h);
-}
-
-
-void u8g_DrawRFrame(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h, u8g_uint_t r)
-{
- u8g_uint_t xl, yu;
-
- if ( u8g_IsBBXIntersection(u8g, x, y, w, h) == 0 )
- return;
-
- xl = x;
- xl += r;
- yu = y;
- yu += r;
-
- {
- u8g_uint_t yl, xr;
-
- xr = x;
- xr += w;
- xr -= r;
- xr -= 1;
-
- yl = y;
- yl += h;
- yl -= r;
- yl -= 1;
-
- u8g_draw_circle(u8g, xl, yu, r, U8G_DRAW_UPPER_LEFT);
- u8g_draw_circle(u8g, xr, yu, r, U8G_DRAW_UPPER_RIGHT);
- u8g_draw_circle(u8g, xl, yl, r, U8G_DRAW_LOWER_LEFT);
- u8g_draw_circle(u8g, xr, yl, r, U8G_DRAW_LOWER_RIGHT);
- }
-
- {
- u8g_uint_t ww, hh;
-
- ww = w;
- ww -= r;
- ww -= r;
- ww -= 2;
- hh = h;
- hh -= r;
- hh -= r;
- hh -= 2;
-
- xl++;
- yu++;
- h--;
- w--;
- u8g_draw_hline(u8g, xl, y, ww);
- u8g_draw_hline(u8g, xl, y+h, ww);
- u8g_draw_vline(u8g, x, yu, hh);
- u8g_draw_vline(u8g, x+w, yu, hh);
- }
-}
-
-void u8g_DrawRBox(u8g_t *u8g, u8g_uint_t x, u8g_uint_t y, u8g_uint_t w, u8g_uint_t h, u8g_uint_t r)
-{
- u8g_uint_t xl, yu;
- u8g_uint_t yl, xr;
-
- if ( u8g_IsBBXIntersection(u8g, x, y, w, h) == 0 )
- return;
-
- xl = x;
- xl += r;
- yu = y;
- yu += r;
-
- xr = x;
- xr += w;
- xr -= r;
- xr -= 1;
-
- yl = y;
- yl += h;
- yl -= r;
- yl -= 1;
-
- u8g_draw_disc(u8g, xl, yu, r, U8G_DRAW_UPPER_LEFT);
- u8g_draw_disc(u8g, xr, yu, r, U8G_DRAW_UPPER_RIGHT);
- u8g_draw_disc(u8g, xl, yl, r, U8G_DRAW_LOWER_LEFT);
- u8g_draw_disc(u8g, xr, yl, r, U8G_DRAW_LOWER_RIGHT);
-
- {
- u8g_uint_t ww, hh;
-
- ww = w;
- ww -= r;
- ww -= r;
- ww -= 2;
- hh = h;
- hh -= r;
- hh -= r;
- hh -= 2;
-
- xl++;
- yu++;
- h--;
- u8g_draw_box(u8g, xl, y, ww, r+1);
- u8g_draw_box(u8g, xl, yl, ww, r+1);
- //u8g_draw_hline(u8g, xl, y+h, ww);
- u8g_draw_box(u8g, x, yu, w, hh);
- //u8g_draw_vline(u8g, x+w, yu, hh);
- }
-}
-