298 lines
7.0 KiB
C
298 lines
7.0 KiB
C
/*
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main.c
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Generate pictures for the u8g2 reference manual.
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Universal 8bit Graphics Library (http://code.google.com/p/u8g2/)
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Copyright (c) 2016, olikraus@gmail.com
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this list
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of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice, this
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list of conditions and the following disclaimer in the documentation and/or other
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materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include "u8x8.h"
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#include "u8g2.h"
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extern uint8_t tga_is_transparent;
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extern uint8_t tga_desc_fg_r;
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extern uint8_t tga_desc_fg_g;
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extern uint8_t tga_desc_fg_b;
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extern uint8_t tga_desc_bg_r;
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extern uint8_t tga_desc_bg_g;
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extern uint8_t tga_desc_bg_b;
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extern uint8_t tga_lcd_fg_r;
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extern uint8_t tga_lcd_fg_g;
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extern uint8_t tga_lcd_fg_b;
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extern uint8_t tga_lcd_bg_r;
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extern uint8_t tga_lcd_bg_g;
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extern uint8_t tga_lcd_bg_b;
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extern void tga_save_png(const char *name);
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u8x8_t u8x8;
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u8g2_t u8g2;
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u8g2_t desc;
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void ra(uint16_t tx, uint16_t ty, const char *s)
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{
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int x,y, i, w;
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x = tx*3+64*3 + 0;
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y = ty*3+32*3 + 1;
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for( i = 0; i < 6; i++)
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{
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u8g2_DrawHVLine(&desc, x-2*i, y-i, 1+2*i, 1);
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u8g2_DrawHVLine(&desc, x-2*i-1, y-i, 1+2*i, 1);
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}
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u8g2_DrawHVLine(&desc, x-30, y-1, 28, 0);
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u8g2_DrawHVLine(&desc, x-30, y, 20, 0);
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u8g2_DrawHVLine(&desc, x-30, y+1, 28, 0);
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w = u8g2_GetStrWidth(&desc, s);
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u8g2_DrawStr(&desc, x-34-w, y+u8g2_GetAscent(&desc)/2, s);
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}
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/* vertical measure */
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/* tx,ty: lower point */
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void vm(uint16_t tx, uint16_t ty, uint16_t dy)
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{
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char s[10];
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int x,y, i, w;
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x = tx*3+64*3 + 1;
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y = ty*3+32*3 +3;
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u8g2_DrawHVLine(&desc, x-3, y-1, 7, 0);
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u8g2_DrawHVLine(&desc, x, y-dy*3, dy*3, 1);
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u8g2_DrawHVLine(&desc, x-3, y-dy*3, 7, 0);
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sprintf(s, "%d", dy);
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w = u8g2_GetStrWidth(&desc, s);
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u8g2_DrawStr(&desc, x+6, y-(dy*3)/2+u8g2_GetAscent(&desc)/2, s);
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}
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int main(void)
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{
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/*
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tga_desc_fg_r = 100;
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tga_desc_fg_g = 118;
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tga_desc_fg_b = 135;
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*/
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tga_desc_fg_r = 76;
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tga_desc_fg_g = 0;
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tga_desc_fg_b = 205;
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tga_desc_bg_r = 255;
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tga_desc_bg_g = 255;
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tga_desc_bg_b = 255;
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tga_lcd_fg_r = 0;
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tga_lcd_fg_g = 0;
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tga_lcd_fg_b = 0;
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tga_lcd_bg_r = 250;
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tga_lcd_bg_g = 193;
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tga_lcd_bg_b = 50;
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/*
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u8x8_Setup_TGA_DESC(&desc);
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u8x8_InitDisplay(&desc);
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u8x8_SetPowerSave(&desc, 0);
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u8x8_ClearDisplay(&desc);
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u8x8_SetFont(&desc, u8x8_font_amstrad_cpc_extended_r);
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u8x8_DrawString(&desc, 0, 0, "Description");
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*/
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u8g2_SetupBuffer_TGA_DESC(&desc, &u8g2_cb_r0);
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u8g2_InitDisplay(&desc);
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u8g2_SetPowerSave(&desc, 0);
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u8g2_ClearDisplay(&desc);
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u8g2_SetupBuffer_TGA_LCD(&u8g2, &u8g2_cb_r0);
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u8g2_InitDisplay(&u8g2);
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u8g2_SetPowerSave(&u8g2, 0);
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u8g2_ClearDisplay(&u8g2);
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u8g2_FirstPage(&u8g2);
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do
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{
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u8g2_SetFont(&u8g2, u8g2_font_ncenB14_tf);
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u8g2_DrawStr(&u8g2, 0, 15, "Hello World!");
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} while( u8g2_NextPage(&u8g2) );
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tga_is_transparent = 1;
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u8g2_FirstPage(&desc);
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do
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{
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u8g2_SetFont(&desc, u8g2_font_helvB18_tf);
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ra(0,15, "x=0, y=15");
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} while( u8g2_NextPage(&desc) );
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tga_is_transparent = 0;
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tga_save_png("u8g2_hello_world.png");
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/*=========================================*/
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u8x8_ClearDisplay(u8g2_GetU8x8(&desc));
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u8g2_FirstPage(&u8g2);
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do
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{
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u8g2_SetFont(&u8g2, u8g2_font_ncenB18_tf);
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u8g2_DrawStr(&u8g2, 5, 20, "A gi");
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} while( u8g2_NextPage(&u8g2) );
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tga_is_transparent = 1;
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u8g2_FirstPage(&desc);
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do
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{
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u8g2_SetFont(&desc, u8g2_font_helvB18_tf);
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ra(5,20, "x=5, y=20");
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u8g2_SetFont(&u8g2, u8g2_font_ncenB18_tf);
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vm(25,19, u8g2_GetAscent(&u8g2));
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/* descent usually is negative */
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vm(62,19-u8g2_GetDescent(&u8g2), -u8g2_GetDescent(&u8g2));
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} while( u8g2_NextPage(&desc) );
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tga_is_transparent = 0;
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tga_save_png("u8g2_ascent_descent.png");
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/*=========================================*/
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u8x8_ClearDisplay(u8g2_GetU8x8(&desc));
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u8g2_FirstPage(&u8g2);
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do
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{
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u8g2_SetFont(&u8g2, u8g2_font_unifont_t_symbols);
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u8g2_DrawGlyph(&u8g2, 5, 20, 0x2603);
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} while( u8g2_NextPage(&u8g2) );
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tga_is_transparent = 1;
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u8g2_FirstPage(&desc);
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do
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{
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u8g2_SetFont(&desc, u8g2_font_helvB18_tf);
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ra(5,20, "x=5, y=20");
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} while( u8g2_NextPage(&desc) );
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tga_is_transparent = 0;
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tga_save_png("u8g2_snowman_glyph.png");
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/*=========================================*/
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u8x8_ClearDisplay(u8g2_GetU8x8(&desc));
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u8g2_FirstPage(&u8g2);
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do
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{
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u8g2_SetFont(&u8g2, u8g2_font_unifont_t_symbols);
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u8g2_DrawUTF8(&u8g2, 5, 20, "Snowman: ☃");
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} while( u8g2_NextPage(&u8g2) );
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tga_is_transparent = 1;
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u8g2_FirstPage(&desc);
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do
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{
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u8g2_SetFont(&desc, u8g2_font_helvB18_tf);
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ra(5,20, "x=5, y=20");
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} while( u8g2_NextPage(&desc) );
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tga_is_transparent = 0;
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tga_save_png("u8g2_snowman_utf8.png");
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/*=========================================*/
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u8x8_ClearDisplay(u8g2_GetU8x8(&desc));
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u8g2_FirstPage(&u8g2);
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do
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{
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u8g2_SetFontMode(&u8g2, 1); /* transparent */
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u8g2_SetFontDirection(&u8g2, 0);
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u8g2_SetFont(&u8g2, u8g2_font_inb24_mf);
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u8g2_DrawStr(&u8g2, 0, 30, "U");
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u8g2_SetFontDirection(&u8g2, 1);
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u8g2_SetFont(&u8g2, u8g2_font_inb30_mr);
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u8g2_DrawStr(&u8g2, 21, 8,"8");
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u8g2_SetFont(&u8g2, u8g2_font_inb24_mf);
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u8g2_SetFontDirection(&u8g2, 0);
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u8g2_DrawStr(&u8g2, 51,30,"g");
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u8g2_DrawStr(&u8g2, 67,30,"\xb2");
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u8g2_DrawHLine(&u8g2, 2, 35, 47);
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u8g2_DrawHLine(&u8g2, 3, 36, 47);
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u8g2_DrawVLine(&u8g2, 45, 32, 12);
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u8g2_DrawVLine(&u8g2, 46, 33, 12);
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u8g2_SetFont(&u8g2, u8g2_font_4x6_tr);
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u8g2_DrawStr(&u8g2, 1,54,"github.com/olikraus/u8g2");
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} while( u8g2_NextPage(&u8g2) );
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u8g2_SetFontDirection(&u8g2, 0);
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tga_is_transparent = 1;
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u8g2_FirstPage(&desc);
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do
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{
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u8g2_SetFont(&desc, u8g2_font_helvB18_tf);
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} while( u8g2_NextPage(&desc) );
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tga_is_transparent = 0;
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tga_save_png("u8g2_logo.png");
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/*=========================================*/
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u8x8_ClearDisplay(u8g2_GetU8x8(&desc));
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return 0;
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}
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