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trezor-firmware/extmod/modtrezorui/display.c
Pavol Rusnak 0d3facf99e
minor changes to display module
2016-09-27 17:26:09 +02:00

321 lines
10 KiB
C
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/*
* Copyright (c) Pavol Rusnak, SatoshiLabs
*
* Licensed under TREZOR License
* see LICENSE file for details
*/
#include "inflate.h"
#include "font_robotomono_regular.h"
#include "font_roboto_regular.h"
#include "font_roboto_bold.h"
#include "trezor-qrenc/qr_encode.h"
#include "display.h"
#include <string.h>
static int BACKLIGHT = 0;
static int ORIENTATION = 0;
#if defined STM32_HAL_H
#include "display-stmhal.h"
#else
#include "display-unix.h"
#endif
// common display functions
void DATAS(const void *bytes, int len)
{
const uint8_t *c = (const uint8_t *)bytes;
while (len-- > 0) {
DATA(*c);
c++;
}
}
void set_color_table(uint16_t colortable[16], uint16_t fgcolor, uint16_t bgcolor)
{
uint8_t cr, cg, cb;
for (int i = 0; i < 16; i++) {
cr = (((fgcolor & 0xF800) >> 11) * i + ((bgcolor & 0xF800) >> 11) * (15 - i)) / 15;
cg = (((fgcolor & 0x07E0) >> 5) * i + ((bgcolor & 0x07E0) >> 5) * (15 - i)) / 15;
cb = ((fgcolor & 0x001F) * i + (bgcolor & 0x001F) * (15 - i)) / 15;
colortable[i] = (cr << 11) | (cg << 5) | cb;
}
}
void display_bar(uint8_t x, uint8_t y, uint8_t w, uint8_t h, uint16_t c)
{
display_set_window(x, y, w, h);
for (int i = 0; i < w * h; i++) {
DATA(c >> 8);
DATA(c & 0xFF);
}
display_update();
}
#define CORNER_RADIUS 16
static const uint8_t cornertable[CORNER_RADIUS*CORNER_RADIUS] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 5, 9, 12, 14, 15,
0, 0, 0, 0, 0, 0, 0, 0, 3, 9, 15, 15, 15, 15, 15, 15,
0, 0, 0, 0, 0, 0, 0, 8, 15, 15, 15, 15, 15, 15, 15, 15,
0, 0, 0, 0, 0, 3, 12, 15, 15, 15, 15, 15, 15, 15, 15, 15,
0, 0, 0, 0, 3, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
0, 0, 0, 3, 14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
0, 0, 0, 12, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
0, 0, 8, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
0, 3, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
0, 9, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
1, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
5, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
9, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
12, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
14, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15,
};
void display_bar_radius(uint8_t x, uint8_t y, uint8_t w, uint8_t h, uint16_t c, uint16_t b, uint8_t r)
{
if (r != 2 && r != 4 && r != 8 && r != 16) {
return;
} else {
r = 16 / r;
}
uint16_t colortable[16];
set_color_table(colortable, c, b);
display_set_window(x, y, w, h);
for (int y = 0; y < h; y++) {
for (int x = 0; x < w; x++) {
if (x < CORNER_RADIUS / r && y < CORNER_RADIUS / r) {
uint8_t c = cornertable[x * r + y * r * CORNER_RADIUS];
DATA(colortable[c] >> 8);
DATA(colortable[c] & 0xFF);
} else
if (x < CORNER_RADIUS / r && y >= h - CORNER_RADIUS / r) {
uint8_t c = cornertable[x * r + (h - 1 - y) * r * CORNER_RADIUS];
DATA(colortable[c] >> 8);
DATA(colortable[c] & 0xFF);
} else
if (x >= w - CORNER_RADIUS / r && y < CORNER_RADIUS / r) {
uint8_t c = cornertable[(w - 1 - x) * r + y * r * CORNER_RADIUS];
DATA(colortable[c] >> 8);
DATA(colortable[c] & 0xFF);
} else
if (x >= w - CORNER_RADIUS / r && y >= h - CORNER_RADIUS / r) {
uint8_t c = cornertable[(w - 1 - x) * r + (h - 1 - y) * r * CORNER_RADIUS];
DATA(colortable[c] >> 8);
DATA(colortable[c] & 0xFF);
} else {
DATA(c >> 8);
DATA(c & 0xFF);
}
}
}
display_update();
}
void display_blit(uint8_t x, uint8_t y, uint8_t w, uint8_t h, const void *data, int datalen)
{
display_set_window(x, y, w, h);
DATAS(data, datalen);
display_update();
}
static void inflate_callback_image(uint8_t byte, uint32_t pos, void *userdata)
{
DATA(byte);
}
void display_image(uint8_t x, uint8_t y, uint8_t w, uint8_t h, const void *data, int datalen)
{
display_set_window(x, y, w, h);
sinf_inflate(data, datalen, inflate_callback_image, NULL);
display_update();
}
static void inflate_callback_icon(uint8_t byte, uint32_t pos, void *userdata)
{
uint16_t *colortable = (uint16_t *)userdata;
DATA(colortable[byte >> 4] >> 8);
DATA(colortable[byte >> 4] & 0xFF);
DATA(colortable[byte & 0x0F] >> 8);
DATA(colortable[byte & 0x0F] & 0xFF);
}
void display_icon(uint8_t x, uint8_t y, uint8_t w, uint8_t h, const void *data, int datalen, uint16_t fgcolor, uint16_t bgcolor)
{
display_set_window(x, y, w, h);
uint16_t colortable[16];
set_color_table(colortable, fgcolor, bgcolor);
sinf_inflate(data, datalen, inflate_callback_icon, colortable);
display_update();
}
static const uint8_t *get_glyph(uint8_t font, uint8_t c)
{
if (c >= ' ' && c <= '~') {
// do nothing - valid ASCII
} else
// UTF-8 handling: https://en.wikipedia.org/wiki/UTF-8#Description
if (c >= 0xC0) {
// bytes 11xxxxxx are first byte of UTF-8 characters
c = '_';
} else {
// bytes 10xxxxxx are successive UTF-8 characters
return 0;
}
switch (font) {
case 0:
return Font_RobotoMono_Regular_20[c - ' '];
case 1:
return Font_Roboto_Regular_20[c - ' '];
case 2:
return Font_Roboto_Bold_20[c - ' '];
}
return 0;
}
// first two bytes are width and height of the glyph
// third, fourth and fifth bytes are advance, bearingX and bearingY of the horizontal metrics of the glyph
// rest is packed 4-bit glyph data
void display_text(uint8_t x, uint8_t y, const char *text, int textlen, uint8_t font, uint16_t fgcolor, uint16_t bgcolor)
{
uint32_t px = x;
uint16_t colortable[16];
set_color_table(colortable, fgcolor, bgcolor);
// render glyphs
for (int i = 0; i < textlen; i++) {
const uint8_t *g = get_glyph(font, (uint8_t)text[i]);
if (!g) continue;
// g[0], g[1] = width, height
// g[2] = advance
// g[3], g[4] = bearingX, bearingY
if (g[0] && g[1]) {
display_set_window(px + (int8_t)(g[3]), y - (int8_t)(g[4]), g[0], g[1]);
for (int j = 0; j < g[0] * g[1]; j++) {
uint8_t c;
if (j % 2 == 0) {
c = g[5 + j/2] >> 4;
} else {
c = g[5 + j/2] & 0x0F;
}
DATA(colortable[c] >> 8);
DATA(colortable[c] & 0xFF);
}
display_update();
}
px += g[2];
}
}
// compute the width of the text (in pixels)
uint32_t display_text_width(const uint8_t *text, int textlen, uint8_t font)
{
uint32_t w = 0;
for (int i = 0; i < textlen; i++) {
const uint8_t *g = get_glyph(font, text[i]);
if (!g) continue;
w += g[2];
}
return w;
}
void display_qrcode(uint8_t x, uint8_t y, const char *data, int datalen, int scale)
{
uint8_t bitdata[QR_MAX_BITDATA];
int side = qr_encode(QR_LEVEL_M, 0, data, datalen, bitdata);
display_set_window(x, y, side * scale, side * scale);
for (int i = 0; i < side * scale; i++) {
for (int j = 0; j < side; j++) {
int a = j * side + (i / scale);
if (bitdata[a / 8] & (1 << (7 - a % 8))) {
for (a = 0; a < scale * 2; a++) { DATA(0x00); }
} else {
for (a = 0; a < scale * 2; a++) { DATA(0xFF); }
}
}
}
display_update();
}
#include "loader.h"
static void inflate_callback_loader(uint8_t byte, uint32_t pos, void *userdata)
{
uint8_t *out = (uint8_t *)userdata;
out[pos] = byte;
}
void display_loader(uint16_t progress, uint16_t fgcolor, uint16_t bgcolor, const uint8_t *icon, uint32_t iconlen, uint16_t iconfgcolor)
{
uint16_t colortable[16], iconcolortable[16];
set_color_table(colortable, fgcolor, bgcolor);
if (icon) {
set_color_table(iconcolortable, iconfgcolor, bgcolor);
}
display_set_window(DISPLAY_RESX / 2 - img_loader_size, DISPLAY_RESY * 2 / 5 - img_loader_size, img_loader_size * 2, img_loader_size * 2);
if (icon && memcmp(icon, "TOIg\x60\x00\x60\x00", 8) == 0 && iconlen == 12 + *(uint32_t *)(icon + 8)) {
uint8_t icondata[96 * 96 / 2];
sinf_inflate(icon + 12, iconlen - 12, inflate_callback_loader, icondata);
icon = icondata;
} else {
icon = NULL;
}
for (int y = 0; y < img_loader_size * 2; y++) {
for (int x = 0; x < img_loader_size * 2; x++) {
int mx = x, my = y;
uint16_t a;
if ((mx >= img_loader_size) && (my >= img_loader_size)) {
mx = img_loader_size * 2 - 1 - x;
my = img_loader_size * 2 - 1 - y;
a = 499 - (img_loader[my][mx] >> 8);
} else
if (mx >= img_loader_size) {
mx = img_loader_size * 2 - 1 - x;
a = img_loader[my][mx] >> 8;
} else
if (my >= img_loader_size) {
my = img_loader_size * 2 - 1 - y;
a = 500 + (img_loader[my][mx] >> 8);
} else {
a = 999 - (img_loader[my][mx] >> 8);
}
// inside of circle - draw glyph
if (icon && mx + my > (48 * 2) && mx >= img_loader_size - 48 && my >= img_loader_size - 48) {
int i = (x - (img_loader_size - 48)) + (y - (img_loader_size - 48)) * 96;
uint8_t c;
if (i % 2) {
c = icon[i / 2] & 0x0F;
} else {
c = (icon[i / 2] & 0xF0) >> 4;
}
DATA(iconcolortable[c] >> 8);
DATA(iconcolortable[c] & 0xFF);
} else {
uint8_t c;
if (progress > a) {
c = (img_loader[my][mx] & 0x00F0) >> 4;
} else {
c = img_loader[my][mx] & 0x000F;
}
DATA(colortable[c] >> 8);
DATA(colortable[c] & 0xFF);
}
}
}
display_update();
}
void display_raw(uint8_t reg, const uint8_t *data, int datalen)
{
if (reg) {
CMD(reg);
}
DATAS(data, datalen);
}
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