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Moved LcdWidget implementation into own .cpp file

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This commit is contained in:
Raphael Coeffic
2021-09-13 12:39:33 +02:00
parent 1b57e415be
commit 21b29899fd
3 changed files with 210 additions and 190 deletions
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companion/src/simulation/CMakeLists.txt
+1
View File
@@ -28,6 +28,7 @@ set(simulation_SRCS
trainersimu.cpp
widgets/radiowidget.cpp
widgets/virtualjoystickwidget.cpp
widgets/lcdwidget.cpp
)
set(simulation_UIS
companion/src/simulation/widgets/lcdwidget.cpp
+173
View File
@@ -0,0 +1,173 @@
/*
* Copyright (C) EdgeTX
*
* Based on code named
* opentx - https://github.com/opentx/opentx
* th9x - http://code.google.com/p/th9x
* er9x - http://code.google.com/p/er9x
* gruvin9x - http://code.google.com/p/gruvin9x
*
* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "lcdwidget.h"
void LcdWidget::setData(unsigned char *buf, int width, int height, int depth)
{
lcdBuf = buf;
lcdWidth = width;
lcdHeight = height;
lcdDepth = depth;
if (depth >= 8)
lcdSize = (width * height) * ((depth + 7) / 8);
else
lcdSize = (width * ((height + 7) / 8)) * depth;
localBuf = (unsigned char *)malloc(lcdSize);
memset(localBuf, 0, lcdSize);
}
void LcdWidget::setBgDefaultColor(const QColor &color)
{
bgDefaultColor = color;
}
void LcdWidget::setBackgroundColor(const QColor &color) { bgColor = color; }
void LcdWidget::makeScreenshot(const QString &fileName)
{
int width, height;
if (lcdDepth < 12) {
width = 2 * lcdWidth;
height = 2 * lcdHeight;
} else {
width = lcdWidth;
height = lcdHeight;
}
QPixmap buffer(width, height);
QPainter p(&buffer);
doPaint(p);
if (fileName.isEmpty()) {
QApplication::clipboard()->setPixmap(buffer);
qInfo() << "Screenshot saved to clipboard";
} else {
buffer.toImage().save(fileName);
qInfo() << "Screenshot saved to:" << fileName;
}
}
void LcdWidget::onLcdChanged(bool light)
{
QMutexLocker locker(&lcdMtx);
lightEnable = light;
memcpy(localBuf, lcdBuf, lcdSize);
if (!redrawTimer.isValid() ||
redrawTimer.hasExpired(LCD_WIDGET_REFRESH_PERIOD)) {
update();
redrawTimer.start();
}
}
void LcdWidget::doPaint(QPainter &p)
{
QRgb rgb;
uint16_t z;
if (!localBuf) return;
if (lcdDepth == 16) {
for (int x = 0; x < lcdWidth; x++) {
for (int y = 0; y < lcdHeight; y++) {
z = ((uint16_t *)localBuf)[y * lcdWidth + x];
rgb = qRgb(255 * ((z & 0xF800) >> 11) / 0x1F,
255 * ((z & 0x07E0) >> 5) / 0x3F, 255 * (z & 0x001F) / 0x1F);
p.setPen(rgb);
p.drawPoint(x, y);
}
}
return;
}
if (lcdDepth == 12) {
for (int x = 0; x < lcdWidth; x++) {
for (int y = 0; y < lcdHeight; y++) {
z = ((uint16_t *)localBuf)[y * lcdWidth + x];
rgb = qRgb(255 * ((z & 0xF00) >> 8) / 0x0F,
255 * ((z & 0x0F0) >> 4) / 0x0F, 255 * (z & 0x00F) / 0x0F);
p.setPen(rgb);
p.drawPoint(x, y);
}
}
return;
}
QColor bg;
if (lightEnable)
bg = bgColor;
else
bg = bgDefaultColor;
p.setBackground(QBrush(bg));
p.eraseRect(0, 0, 2 * lcdWidth, 2 * lcdHeight);
if (lcdDepth == 1) {
rgb = qRgb(0, 0, 0);
p.setPen(rgb);
p.setBrush(QBrush(rgb));
}
uint16_t idx, mask;
uint16_t previousDepth = 0xFF;
for (int y = 0; y < lcdHeight; y++) {
idx = (y * lcdDepth / 8) * lcdWidth;
mask = (1 << (y % 8));
for (int x = 0; x < lcdWidth; x++, idx++) {
if (lcdDepth == 1) {
if (localBuf[idx] & mask) p.drawRect(2 * x, 2 * y, 1, 1);
continue;
}
// lcdDepth == 4
z = (y & 1) ? (localBuf[idx] >> 4) : (localBuf[idx] & 0x0F);
if (!z) continue;
if (z != previousDepth) {
previousDepth = z;
rgb = qRgb(bg.red() - (z * bg.red()) / 15,
bg.green() - (z * bg.green()) / 15,
bg.blue() - (z * bg.blue()) / 15);
p.setPen(rgb);
p.setBrush(QBrush(rgb));
}
p.drawRect(2 * x, 2 * y, 1, 1);
}
}
}
void LcdWidget::paintEvent(QPaintEvent *)
{
QPainter p(this);
doPaint(p);
}
void LcdWidget::mouseMoveEvent(QMouseEvent *event)
{
emit touchEvent(TouchSlide, event->pos().x(), event->pos().y());
}
void LcdWidget::mousePressEvent(QMouseEvent *event)
{
emit touchEvent(TouchDown, event->pos().x(), event->pos().y());
}
void LcdWidget::mouseReleaseEvent(QMouseEvent *event)
{
emit touchEvent(TouchUp, event->pos().x(), event->pos().y());
}
companion/src/simulation/widgets/lcdwidget.h
+36 -190
View File
@@ -18,8 +18,7 @@
* GNU General Public License for more details.
*/
#ifndef _LCDWIDGET_H_
#define _LCDWIDGET_H_
#pragma once
#include <QApplication>
#include <QWidget>
@@ -40,209 +39,56 @@ class LcdWidget : public QWidget
{
Q_OBJECT
public:
public:
enum TouchEvent { TouchUp = 0, TouchDown, TouchSlide };
enum TouchEvent {
TouchUp=0,
TouchDown,
TouchSlide
};
LcdWidget(QWidget * parent = 0):
LcdWidget(QWidget *parent = 0) :
QWidget(parent),
lcdBuf(NULL),
localBuf(NULL),
lightEnable(false),
bgDefaultColor(QColor(198, 208, 199))
{
{
}
~LcdWidget()
{
if (localBuf) {
free(localBuf);
}
}
~LcdWidget()
{
if (localBuf) {
free(localBuf);
}
}
void setData(unsigned char *buf, int width, int height, int depth = 1);
void setBgDefaultColor(const QColor &color);
void setBackgroundColor(const QColor &color);
void setData(unsigned char *buf, int width, int height, int depth=1)
{
lcdBuf = buf;
lcdWidth = width;
lcdHeight = height;
lcdDepth = depth;
if (depth >= 8)
lcdSize = (width * height) * ((depth+7) / 8);
else
lcdSize = (width * ((height+7)/8)) * depth;
void makeScreenshot(const QString &fileName);
localBuf = (unsigned char *)malloc(lcdSize);
memset(localBuf, 0, lcdSize);
}
void onLcdChanged(bool light);
void setBgDefaultColor(const QColor & color)
{
bgDefaultColor = color;
}
signals:
void touchEvent(int type, int x, int y);
void setBackgroundColor(const QColor & color)
{
bgColor = color;
}
protected:
int lcdWidth;
int lcdHeight;
int lcdDepth;
int lcdSize;
void makeScreenshot(const QString & fileName)
{
int width, height;
if (lcdDepth < 12) {
width = 2 * lcdWidth;
height = 2 * lcdHeight;
}
else {
width = lcdWidth;
height = lcdHeight;
}
QPixmap buffer(width, height);
QPainter p(&buffer);
doPaint(p);
if (fileName.isEmpty()) {
QApplication::clipboard()->setPixmap( buffer );
qInfo() << "Screenshot saved to clipboard";
}
else {
buffer.toImage().save(fileName);
qInfo() << "Screenshot saved to:" << fileName;
}
}
unsigned char *lcdBuf;
unsigned char *localBuf;
void onLcdChanged(bool light)
{
QMutexLocker locker(&lcdMtx);
lightEnable = light;
memcpy(localBuf, lcdBuf, lcdSize);
if (!redrawTimer.isValid() || redrawTimer.hasExpired(LCD_WIDGET_REFRESH_PERIOD)) {
update();
redrawTimer.start();
}
}
bool lightEnable;
QColor bgColor;
QColor bgDefaultColor;
QMutex lcdMtx;
QElapsedTimer redrawTimer;
signals:
void touchEvent(int type, int x, int y);
protected:
void doPaint(QPainter &p);
int lcdWidth;
int lcdHeight;
int lcdDepth;
int lcdSize;
void paintEvent(QPaintEvent *) override;
unsigned char *lcdBuf;
unsigned char *localBuf;
bool lightEnable;
QColor bgColor;
QColor bgDefaultColor;
QMutex lcdMtx;
QElapsedTimer redrawTimer;
inline void doPaint(QPainter & p)
{
QRgb rgb;
uint16_t z;
if (!localBuf)
return;
if (lcdDepth == 16) {
for (int x = 0; x < lcdWidth; x++) {
for (int y = 0; y < lcdHeight; y++) {
z = ((uint16_t *)localBuf)[y * lcdWidth + x];
rgb = qRgb(255 * ((z & 0xF800) >> 11) / 0x1F,
255 * ((z & 0x07E0) >> 5) / 0x3F,
255 * (z & 0x001F) / 0x1F);
p.setPen(rgb);
p.drawPoint(x, y);
}
}
return;
}
if (lcdDepth == 12) {
for (int x = 0; x < lcdWidth; x++) {
for (int y = 0; y < lcdHeight; y++) {
z = ((uint16_t *)localBuf)[y * lcdWidth + x];
rgb = qRgb(255 * ((z & 0xF00) >> 8) / 0x0F,
255 * ((z & 0x0F0) >> 4) / 0x0F,
255 * (z & 0x00F) / 0x0F);
p.setPen(rgb);
p.drawPoint(x, y);
}
}
return;
}
QColor bg;
if (lightEnable)
bg = bgColor;
else
bg = bgDefaultColor;
p.setBackground(QBrush(bg));
p.eraseRect(0, 0, 2*lcdWidth, 2*lcdHeight);
if (lcdDepth == 1) {
rgb = qRgb(0, 0, 0);
p.setPen(rgb);
p.setBrush(QBrush(rgb));
}
uint16_t idx, mask;
uint16_t previousDepth = 0xFF;
for (int y = 0; y < lcdHeight; y++) {
idx = (y * lcdDepth / 8) * lcdWidth;
mask = (1 << (y % 8));
for (int x = 0; x < lcdWidth; x++, idx++) {
if (lcdDepth == 1) {
if (localBuf[idx] & mask)
p.drawRect(2 * x, 2 * y, 1, 1);
continue;
}
// lcdDepth == 4
z = (y & 1) ? (localBuf[idx] >> 4) : (localBuf[idx] & 0x0F);
if (!z)
continue;
if (z != previousDepth) {
previousDepth = z;
rgb = qRgb(bg.red() - (z * bg.red()) / 15,
bg.green() - (z * bg.green()) / 15,
bg.blue() - (z * bg.blue()) / 15);
p.setPen(rgb);
p.setBrush(QBrush(rgb));
}
p.drawRect(2*x, 2*y, 1, 1);
}
}
}
void paintEvent(QPaintEvent*) override
{
QPainter p(this);
doPaint(p);
}
void mouseMoveEvent(QMouseEvent *event) override
{
emit touchEvent(TouchSlide, event->pos().x(), event->pos().y());
}
void mousePressEvent(QMouseEvent *event) override
{
emit touchEvent(TouchDown, event->pos().x(), event->pos().y());
}
void mouseReleaseEvent(QMouseEvent *event) override
{
emit touchEvent(TouchUp, event->pos().x(), event->pos().y());
}
void mouseMoveEvent(QMouseEvent *event) override;
void mousePressEvent(QMouseEvent *event) override;
void mouseReleaseEvent(QMouseEvent *event) override;
};
#endif // _LCDWIDGET_H_