uGFX
/
ugfx
2
0
Fork 0
Code Issues 2 Pull Requests Projects Releases Wiki Activity

cleanups (coding style...)

remotes/origin_old/ugfx_release_2.6
Tectu 2012-06-13 21:48:29 +02:00
parent 6599378981
commit 4d4acdd9d1
2 changed files with 45 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

24
glcd.c
View File

@ -4,13 +4,10 @@
#include <math.h> #include <math.h>
uint16_t lcd_width, lcd_height; uint16_t lcd_width, lcd_height;
uint16_t bgcolor=White, fgcolor=Black; uint16_t bgcolor=White, fgcolor=Black;
uint16_t cx, cy; uint16_t cx, cy;
static uint8_t tpText=0; static uint8_t tpText=0;
uint8_t* font;
const uint8_t* font;
void lcdInit(void) { void lcdInit(void) {
lld_lcdInit(); lld_lcdInit();
@ -128,17 +125,15 @@ void lcdEnableTransparentText(uint8_t en) {
void lcdDrawChar(char c) { void lcdDrawChar(char c) {
const uint8_t* ptr; const uint8_t* ptr;
uint8_t fontHeight = lcdGetCurFontHeight(); uint8_t fontHeight = lcdGetCurFontHeight();
uint8_t sps = font[FONT_TABLE_PAD_AFTER_CHAR_IDX]; uint8_t sps = font[FONT_TABLE_PAD_AFTER_CHAR_IDX];
uint16_t chi; uint16_t chi;
uint16_t x,y; uint16_t x,y;
// No support for nongraphic characters, so just ignore them // No support for nongraphic characters, so just ignore them
if(c < 0x20 || c > 0x7F) { if(c < 0x20 || c > 0x7F) {
if (c=='\n') lcdLineBreak(); if(c=='\n')
lcdLineBreak();
return; return;
} }
@ -148,13 +143,12 @@ void lcdDrawChar(char c) {
uint8_t fontWidth = *(ptr++); uint8_t fontWidth = *(ptr++);
if (cx+fontWidth>lcdGetWidth()) lcdLineBreak(); if(cx + fontWidth > lcdGetWidth())
lcdLineBreak();
for(x = 0; x < fontWidth; x++) { for(x = 0; x < fontWidth; x++) {
chi = *(uint16_t*)ptr; chi = *(uint16_t*)ptr;
for(y = 0; y < fontHeight; y++) { for(y = 0; y < fontHeight; y++) {
if(chi & 0x01) if(chi & 0x01)
lcdDrawPixel(cx+x, cy+y, fgcolor); lcdDrawPixel(cx+x, cy+y, fgcolor);
else if(!tpText) else if(!tpText)
@ -167,7 +161,8 @@ void lcdDrawChar(char c) {
cx += fontWidth; cx += fontWidth;
if(sps != 0) { if(sps != 0) {
if (!tpText) lcdFillArea(cx,cy,sps,fontHeight,fgcolor); if(!tpText)
lcdFillArea(cx, cy, sps, fontHeight, fgcolor);
cx += sps; cx += sps;
} }
} }
@ -195,9 +190,8 @@ uint16_t lcdMeasureChar(char c) {
uint16_t chi; uint16_t chi;
if (c<0x20||c>0x7F) { if(c < 0x20 || c > 0x7F)
return 0; return 0;
}
chi = *(uint16_t*)(&font[FONT_TABLE_CHAR_LOOKUP_IDX + (c-0x20)*2]); chi = *(uint16_t*)(&font[FONT_TABLE_CHAR_LOOKUP_IDX + (c-0x20)*2]);
@ -210,7 +204,9 @@ uint16_t lcdMeasureChar(char c) {
uint16_t lcdMeasureString(const char *str) { uint16_t lcdMeasureString(const char *str) {
uint16_t result = 0; uint16_t result = 0;
while (*str)result += lcdMeasureChar(*str++); while (*str)result += lcdMeasureChar(*str++);
return result; return result;
} }

2
glcd.h
View File

@ -34,7 +34,7 @@ enum filled {frame, filled};
// For text rendering only // For text rendering only
extern uint16_t bgcolor, fgcolor; extern uint16_t bgcolor, fgcolor;
extern uint16_t cx, cy; extern uint16_t cx, cy;
extern const uint8_t* font; extern uint8_t* font;
// A few macros // A few macros
#define lcdGotoXY(x,y) { cx=x; cy=y; } #define lcdGotoXY(x,y) { cx=x; cy=y; }